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49th AIAA/ASME/SAE/ASEE Joint Propulsion Conference & Exhibit 2013

San Jose, California, USA

15-17 July 2013

Volume 1 of 7

ISBN: 978-1-62748-897-6 Printed from e-media with permission by:

Curran Associates, Inc. 57 Morehouse Lane Red Hook, NY 12571

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For reprint permission, please contact AIAA’s Business Manager, Technical Papers. Contact by phone at 703-264-7500; fax at 703-264-7551 or by mail at 1801 Alexander Bell Drive, Reston, VA 20191, USA. TABLE OF CONTENTS

VOLUME 1

Twin Impinging Jets Aligned With a Crossflow ...... 1 Jorge M. Barata

Computational Investigation of Compressible Flow in a Diffusing S-duct...... 12 Behzad Reza Ahrabi, Kidambi Sreenivas, Robert S. Webster

The Influence of Duct Development Distance on Screen-Generated Total Distortion Profiles...... 28 Walter F. O'Brien, Justin Bailey

Experimental Study of the Unsteady Aerodynamics the Compressor-Combustor Interface of a Lean Burn Combustion System...... 48 A. Duncan Walker, Jonathon F. Carrotte, Graham L. Peacock, Adrian Spencer, James J. McGuirk

An Assessment of Relative Technology Benefits of a Variable Pitch Fan and Variable Area Nozzle ...... 72 Ganesh Krishnan, Christopher Perullo, Dimitri N. Mavris

NASA Fixed Wing Project Propulsion Research and Technology Development Activities to Reduce Specific Energy Consumption...... 82 Michael D. Hathaway, Ruben Del Rosario, Nateri Madavan

Design and Performance Considerations for a Superconducting Electric Power System to Power Future Aircraft...... 102 Peter Malkin, Meletios Pagonis

Pre-Concept Performance Investigation of Electrically Powered Aero-Propulsion Systems...... 110 Arne Seitz, Askin T. Isikveren, Mirko Hornung

An Evaluation of the Potential of Additive Manufacturing Technologies in Future Aero Design...... 126 David Rockel, Andreas Hupfer, Hans Peter Kau

An Efficient Coupled Method of Cascade Flutter Investigation Based on Reduced Order Model...... 136 Dan Su, Weiwei Zhang, Mingsheng Ma, Zhengyin Ye

Computationally Efficient Axial Compressor Characteristic Map Generation Based on 1-D Meanline Approximation...... 149 Hans Desmidt, Kivanc Ekici, Keith Young

Analysis and Compression of Time-Accurate Turbomachinery Simulations Using Proper Orthogonal Decomposition...... 158 Trevor J. Blanc, Steven E. Gorrell, Matthew Jones, Earl P. Duque

Computation of Transfer In Turbine Rotor Blade Cooling Channels with Angled Rib Turbulators...... 173 Guy A. Flynt, Robert S. Webster, Kidambi Sreenivas

Experimental Study in an Intermediate Turbine Duct...... 196 Borja M. Rojo Perez, Valery Chernoray, Martin Johansson, Maxim Golubev

Potential Benefits to Commercial Propulsion Systems from Pressure Gain Combustion ...... 205 Scott M. Jones, Daniel E. Paxson

Experimental Comparison of Axial Turbine Performance Under Pulsed-Air and Pulsed-Detonation Flows ...... 212 Andrew C. St. George, Robert B. Driscoll, David E. Munday, Ephraim J. Gutmark

Design and Demonstration of Emergency Control Modes for Enhanced Engine Performance...... 229 Yuan Liu, Jonathan S. Litt, Ten-Huei Guo

Validation of OVERFLOW 2.2 for Use with Turbomachinery ...... 250 Matthew L. Marshall, David Weston, Steven E. Gorrell, Carol V. Wallis

Optimization of Open Rotor for Civil Aircraft Using a Cooperative Evolutionary Method ...... 264 Lorenzo Casalino, Dario Pastrone, Francesco Simeoni

Updated Assessment of an Open Rotor Airplane using an Advanced Blade Design...... 276 Eric S. Hendricks, Jeffrey J. Berton, William J. Haller, Michael J. Tong, Mark D. Guynn

Effect of a Winglet on Open Rotor Aerodynamics and Tip Vortex Interaction ...... 289 Simon J. Read, Thomas P. Hynes

Off-Design Characteristics of Low-Fuel Consumption Gas Turbine Engine for Long-Range UAV...... 313 Roberto Andriani, Umberto Ghezzi, Antonella Ingenito, Fausto Gamma, Antonio Agresta

Computational Study of the CC3 Impeller and Vaneless Diffuser Experiment...... 323 Sameer Kulkarni, Timothy A. Beach, Gary J. Skoch

Effect of Casing Groove Locations on the Performance of an Axial Flow Stage ...... 335 Weiyang Lin, Kidambi Sreenivas, Robert S. Webster, Daniel G. Hyams

Characterization of the Discharge Flow of a Dual Volute Axi-Centrifugal Gas Turbine Compressor...... 351 Jordan W. Ilott, William Allan, Asad Asghar, Ray Woodason

A Study on Performance Improvement of Paraffin Fueled Hybrid Rocket Engines with Multi-Section Swirl Injection Method ...... 362 Kentaro Araki, Yoshihide Hirata, Sho Oyama, Kengo Ohe, Shigeru Aso, Yasuhiro Tani, Toru Shimada

High Performance Hybrid Propulsion System for Small Satellites ...... 372 Laura Simurda, Greg Zilliac, Chris Zaseck

Mass Flow Rate and Isolation Characteristics of Injectors for Use with Self-Pressurizing Oxidizers in Hybrid Rockets...... 383 Benjamin S. Waxman, Brian Cantwell, Greg Zilliac, Jonah E. Zimmerman

CFD Analysis of Hybrid Rocket Flowfields Including Fuel Pyrolysis and Nozzle Erosion ...... 415 Daniele Bianchi, Francesco Nasuti, Annafederica Urbano, Barbara Betti

Assessment of Wall-modeled Large Eddy Simulation For Supersonic Compression Ramp Flows...... 435 David M. Dawson, Sanjiva K. Lele, J. Bodart

Numerical Investigation of Effects of Boundary Layer Bleed on a RBCC inlet in Ejector Mode ...... 454 Lei Shi, Guo-Qiang He, Fei Qin, Xianggeng Wei, Xiang Lv, Xiang Tang, Binbin Lin

Inlet Geometry Effects on the Internal Performance of a Variable Flow Ducted Rocket Combustor...... 464 Soo-Jong Kim, Benveniste Natan

Development of an Aeroelastic Modeling Capability for Transient Nozzle Side Load Analysis...... 478 Ten-See Wang, Xiang Zhao, Sijun Zhang, Yen-Sen Chen

Linear Stability Analysis Using the Arnoldi Eigenmode Extraction Technique Applied to Separated Nozzle Flow ...... 500 Ragnar Larusson, Niklas Andersson, Jan Ostlund, Lars-Erik Eriksson

Interaction of Vortices Due to Diaphragm on the Wall Blowing Surface...... 510 Changjin Lee, Khin Oo Mon

Large Eddy Simulation of Swirling Combustion Flow in a Modeled Hybrid Rocket with Wall Fuel Blowing ...... 519 Mikiro Motoe, Toru Shimada

N2O-HTPB Hybrid Rocket Combustion Modeling with Mixing Enhancement Designs...... 530 Yen-Sen Chen, Tze-Hou Chou, A. Lai, Jon-Shinn Wu

A Comparison between the OpenFOAM® Toolbox and Custom-built Numerical Solvers for Composite Solid Propellant Combustion Modeling...... 546 Frederik Retief, Johannes Knoetze, Charle W. Rousseau, Adriaan J. Steenkamp, Gideon J. Smit

Characterization of Swirl-Venturi Lean Direct Injection Designs for Aviation Gas-Turbine Combustion...... 556 Christopher Heath

Computational Investigation of Combustion Instabilities in a Laboratory-Scale LDI Gas Turbine Engine ...... 587 Changjin Yoon, Cheng Huang, Rohan Gejji, William E. Anderson, Venkateswaran Sankaran

Small Internal Combustion Engine Dependence on Inlet Pressure and Temperature at Altitude...... 605 Travis Husaboe, Josh A. Rittenhouse, Marc D. Polanka, Paul J. Litke, John Hoke

Thermo-acoustic Coupling in Swirl-Stabilized Flames with Helical Vortices...... 616 Vincent Caux-Brisebois, Adam M. Steinberg, Christoph M. Arndt, Wolfgang Meier

Biofuel Emissions of a Multipoint Staged Low NOx Combustion System at Intermediate ...... 628 Brian J. Dolan, Rodrigo Villalva, David E. Munday, Ephraim J. Gutmark, Gregory Zink, Jason Ryon, Spencer Pack, Jerry L. Goeke

N+3 and N+4 Generation Aeropropulsion Engine Combustors: Part 4: Specific Fuel Burn and CO2 Emissions ...... 641 Hukam C. Mongia

N+3 and N+4 Generation Aeropropulsion Engine Combustors Part 5: NOX, CO, HC and Smoke Emissions...... 654 Hukam C. Mongia

N+3 and N+4 Generation Aeropropulsion Engine Combustors: Part 6: Operating Conditions, Target Goals and Lifted Jets ...... 667 Hukam C. Mongia

Simulations of Unsteady Shocks and Detonation Interactions with Structures ...... 685 Balaji Muralidharan, Suresh Menon

Flame Propagation from the Closed End of an Open-ended Tube: an Analysis of the Effects of Fuel Type, Tube Length, and Equivalence Ratio and an Insight Into Flame Dynamics...... 698 Joshua Gray, Jonas P. Moeck, Christian O. Paschereit

Deflagration to Detonation Transition by Hybrid Obstacles in Pulse Detonation Engines ...... 714 Jiun-Ming Li, Chiang Juay Teo, Kim Seng Lim, Chih-Sheng Wen, Boo Cheong Khoo

Development of a Test Bed with an Increased Area for Ablative Research ...... 726 Collier Miers, Rachel Naylor, Ellen Woods, Ernest Gibson, Joseph H. Koo

In-situ Ablation Recession Sensor Based on Ultra-Miniature Thermocouples - Part B: 0.5 mm Diameter Thermocouples...... 743 Colin M. Yee, Matt Ray, Felix Tang, Jonathan Wan, Joseph H. Koo, Maurizio Natali, Richard Tatuaca

In-situ Ablation Recession Sensor Based on Ultra-Miniature Thermocouples - Part A: 0.25mm Diameter Thermocouples...... 772 Maurizio Natali, Joseph H. Koo, Eric Allcorn, Ofodike Ezekoye

The StreamVane Method©: A New Way to Generate Swirl Distortion for Jet Engine Research ...... 800 Kevin M. Hoopes, Walter F. O'Brien

Inertial Particle Separator Efficiency Using Spherical Particles ...... 811 Dominic L. Barone, Jane Hawkins, Eric Loth, Philip H. Snyder

Frequency Resolved Density Fluctuation Measurements of Combustion Oscillations in a Model Combustor ...... 819 Johannes J. Peterleithner, Andreas Marn, Thomas Leitgeb, Jakob Woisetschläger

Mach 8 Flight Condition Tests of Rocket-ramjet Combined-cycle Engine Model ...... 831 Masao Takegoshi, Sadatake Tomioka, Masatoshi Kodera, Susumu Hasegawa, Kanenori Kato, Toshihito Saito, Kouichiro Tani, Atsuo Murakami

A Comprehensive Workflow Combining Numerical and Experimental Tools to Study the Combustion of Aviation Fuels in Diesel Aircraft Engines...... 840 Stephane Richard, L. Martinez, O. Laget, F. Rabeau, L. Noel, H. Baya Toda, A. Nicolle

Potential of High Power Density Diesel Engines for Green Rotorcrafts Propulsion ...... 855 Stephane Richard, G. Alix, T. Wasselin, J. C. Dabadie, L. Martinez, F. Le Berr

A Method for Reducing Sonic Boom Strength by Tailoring the Shape of the Propulsive Streamtube ...... 868 Timothy R. Conners, Preston Henne, Donald C. Howe

VOLUME 2

Proton Exchange Membrane Fuel Cell Systems for Airplane Auxiliary Power ...... 891 Joseph W. Pratt, Lennie Klebanoff, Karina Munoz-Ramos, Abbas A. Akhil, Dita B. Curgus, Benjamin L. Schenkman

Flight Test Results of an Axisymmetric Channeled Center-body Supersonic Inlet at off Design Conditions...... 900 Clinton W. St. John, Michael A. Frederick

Efficient Propulsion, Power, and Thermal Management Integration...... 917 Robb W. Newman, Matthew Dooley, Clarence Lui

2D Investigation of the Flow Through a Symmetric Variable Inlet Guide Vane, Part 1: Experimental Analysis...... 925 David Händel, Sebastian Barthmes, Reinhard Niehuis, Uwe Rockstroh, Lennart Leopold

2D Investigation of the Flow Through a Symmetric Variable Inlet Guide Vane, Part 2: Numerical Analysis ...... 935 Sebastian Barthmes, David Händel, Reinhard Niehuis, Christian Wacker, Jan Klausmann

Experimental Testing of a Dual Compression Rotor...... 946 Nicholas D. Grannan, John Hoke, Paul J. Litke, Mark Dale

Power Turbine Blade Aerodynamic Optimization Using Non-Restrictive Evolution Strategies ...... 956 Drew Curriston, Roy J. Hartfield

Numerical Study on Inter Turbine Ducts with Variable Curvature Distribution ...... 968 Vinayender Kuchana, Sujatha Guntu, Balamurugan Srinivasan, Paul Couey, Craig McKeever, Malak Malak

Effect of Periodic Pressure Pulses on Axial Turbine Performance ...... 979 Mark Fernelius, Steven E. Gorrell, John Hoke, Fred Schauer

Evaluation of a Time-Filtered Navier Stokes (TFNS) CFD Approach for LDI Combustor Analysis ...... 994 Kumud Ajmani, Hukam C. Mongia, Phil Lee

Experimental Study of Gas Turbine Combustion with Elevated Fuel Temperatures...... 1005 Heather Wiest, Logan Larson, Stephen D. Heister, Scott Meyer

Advanced Novel Jet Engines Emission Modelling to Predict NOX & CO2 by Physics Based Model ...... 1013 Atma Prakash, Lokesh Kadambari, Ashish Kamthe, Vishal Sethi

Stirred Reactor Approach for Cryoplane Engines’ NOX Prediction...... 1021 Atma Prakash, Lokesh Kadambari, Vishal Sethi

Hot-Wire Study on the Mean and Turbulent Streamwise Velocity Profiles Following an Axisymmetric Annular Jet ...... 1032 Justin D. Hodges, Greg Natsui, Mark Ricklick, Jayanta S. Kapat

Numerical Study on the Stability of the Supersonic Turbulent Lifted Flame using High Resolution Schemes...... 1045 Jeong-Yeol Choi, Vigor Yang

Numerical Analysis of Solid Fuel Scramjet Operating at Mach 4 to 6...... 1057 Biao Li, Zhi-Jun Wei, Hong-Wei Chi

Blowout Limits of Supercritical Kerosene in Supersonic Combustors ...... 1066 Taichang Zhang, Jing Wang Yueming Yuan, Jianguo Li, Gong Yu, Xuejun Fan

A Study of Numerical Simulation of Supersonic Conical Nozzle Exhaust...... 1084 John Mern, Ramesh K. Agarwal

Hybrid RANS/LES Simulation of the Fuel Injection and Mixing Process in a Supersonic Combustor with Cavity Flame-holder ...... 1131 Jianhan Liang, Cheng Gong, Ming-Bo Sun

Response of a Ramped Cavity to Shock-Induced Distortions in a Mach 3 Freestream ...... 1142 Scott Peltier, Justin W. Kirik, Christopher P. Goyne, Campbell D. Carter

Ethylene Augmentation of JP-8+100 in a Supersonic Combustor...... 1164 Mark L. Bateup, Allan Paull, David J. Mee

Air Vitiation Effects in Scramjet Engines...... 1174 Antonio Agresta, Roberto Andriani, Fausto Gamma, Antonella Ingenito, A. Moretto, P. Roncioni, P. Natale, M. Marini

Numerical Simulation of a Cavitating flow using Unstructured Hybrid Meshes ...... 1182 Kazuyuki Yada, Mingyu Sun, Ittetsu Inuzuka, Motoaki Shito

Construction of Thermodynamic Properties Look-up Table with Adaptive Finite Element Methods ...... 1189 Zhiqi Liu, Jianhan Liang, Yu Pan

Effects of Orifice Geometry on Spray Characteristics of Impinging Jet Injectors for Gelled Propellants...... 1201 Qing-Fei Fu, Li-Jun Yang, Feng-Chen Zhuang

Impinging Atomization Enhanced by Microjet Injection - Effect, Mechanism and Optimization...... 1213 Chihiro Inoue, Toshinori Watanabe, Takehiro Himeno, Seiji Uzawa

Gas-on-Liquid Impinging Injectors : Some New Results...... 1229 P. Rakesh, B. N. Raghunandan

Burn Rate Characterization of Iso-propyl Nitrate Blends: Part II ...... 1239 Anirudha Ambekar, Lovely Mallick, Rahul Gandhi, Arindrajit Chowdhury, D. Radhakrishna, Suryanarayana Challa

Large Eddy Simulation Based Flame Transition Modeling in a Lean Premixed Swirl Combustor...... 1247 Baris A. Sen, Graham Goldin, Kevin Song, Yanhu Guo, Randal G. McKinney

Computational Study of Pulsejet-Driven Pressure Gain Combustors at High-Pressure...... 1256 Shaye Yungster, Daniel E. Paxson, Hugh Perkins

Hot Jet Re-ignition of Hydrocarbons and Hydrogen in Air: Effect of Jet Chemical Activity...... 1273 Abdullah Karimi, Prasanna Chinnathambi, Manikanda K. Rajagopal, Mohamed R. Nalim

Integration Issues of an Ultra-Compact Combustor to a Jet Turbine Engine ...... 1284 Matthew M. Conrad, Jacob D. Wilson, Marc D. Polanka

Flame Structure Effects at High G-Loading ...... 1295 Jacob D. Wilson, Marc D. Polanka, Matt Conrad

Combustion of Gelled Propellants Containing Aluminum Particles...... 1307 Michele Negri, Helmut Ciezki

Effects of NTO Oxidizer Convection Velocity and Pressure on the Combustion Characteristics of UDMH Nonmetalized Organic Gel Droplet: Experimental Studies...... 1317 Wansheng Nie, Bo He, Feng-Chen Zhuang

Experimental Investigation of Atomization and Combustion of Gelled Propellant in High-pressure Oxidant Environment...... 1327 Songjiang Feng, Gang Zheng, Zhengda Ren, Haobo He, Lingyu Su, Zhiyong Hou, Wansheng Nie

Theory and Analysis of Liquid-Oxygen--Hydrogen Interface Dynamics in Liquid Rockets at Supercritical Pressures...... 1333 Rainer Dahms, Joseph C. Oefelein

Modeling High-Density-Gradient Flows at Supercritical Pressures...... 1346 Guilhem Lacaze, Joseph C. Oefelein

A Numerical Study on Combustion Characteristics of Coaxial-Jet Injectors Using Scaling Techniques in a Subscale Chamber...... 1363 Young Jun Kim, Chae Hoon Sohn, Soo Yong Lee, Moongeun Hong

The Effects of Repetitively Pulsed Nanosecond Discharges on Ignition Time in a Pulsed Detonation Engine...... 1368 Joseph K. Lefkowitz, Yiguang Ju, Christopher A. Stevens, Timothy Ombrello, Fred Schauer, John Hoke

Thermodynamic and Visualization Study of Shock Transfer in a Dual Pulse Detonation-Crossover System...... 1387 Robert B. Driscoll, Andrew C. St. George, David E. Munday, Ephraim J. Gutmark, William Stoddard

Detonation Engine Development for Reaction Control Systems of a Spacecraft...... 1401 Keita Gawahara, Hisahiro Nakayama, Jiro Kasahara, Sadatake Tomioka, Tetsuo Hiraiwa, Ken Matsuoka, Akiko Matsuo, Ikkoh Funaki

Recommended Figures of Merit for Green Monopropellants...... 1409 William M. Marshall, Matthew C. Deans

Solid ADN Propellant Development ...... 1422 Niklas Wingborg, Jonas Johansson, Martin Johansson, Mattias Liljedahl

Review of Numerical Modeling and Simulation Results Pertaining to High-speed Combustion in Scramjets ...... 1430 Ryan J. Clark, Shiva Om Bade Shrestha

Characteristic Scales in Supersonic Combustion...... 1453 Xiaopeng Li, Xuejun Fan

Mechanism of Combustion Instability Due to Flame-Vortex Interactions in a Lean Premixed Gas Turbine Combustor...... 1467 Hyung Ju Lee, Jong Guen Lee, Bryan Quay, Domenic Santavicca

BCFD Analysis for the 1st AIAA Propulsion Workshop: Nozzle Results...... 1482 Chad M. Winkler, Andrew J. Dorgan

2D and 3D Performance Prediction of a Convergent Nozzle at Pressure Ratios from 1.4 to 7 and Comparison with Wind Tunnel Data ...... 1502 Magdy S. Attia, Darrell E. Stevens, Jeffrey Vizcaino, Christopher Tate

Performance Prediction of Conical Nozzle using Navier-Stokes Computation...... 1515 Haixin Chen, Yufei Zhang, Miao Zhang, Meihong Zhang, Zhao Li, Song Fu

A CFD Analysis of Compressible Flow through Convergent-Conical Nozzles ...... 1533 Nathan G. Spotts, Stephen Guzik, Xinfeng Gao

Comparison of Participant Analyses with Experimental Results for Conical Nozzle Flowfields and Performance...... 1540 Russel L. Thornock, Jagdish S. Sokhey

Effect of Endwall Contouring in presence of Upstream Leakage Flow in a Transonic Turbine Blade Passage: Heat Transfer Measurements...... 1557 Arnab Roy, Dorian Blot, Srinath Ekkad, Wing Fai Ng, Andrew Lohaus, Michael Crawford

The Impact of Manufacturing Techniques on Film Cooling Effectiveness...... 1570 Perry L. Johnson, Mark Ricklick, Jayanta S. Kapat, Humberto Zuniga, Glenn Brown

Evaluation of Dual-Mode Combustor Characteristics with Vitiated and non-Vitiated Inflow...... 1593 Junji Noda, Sadatake Tomioka, Noboru Sakuranaka, Tetsuo Hiraiwa

Methane Pyrolysis: Literature Survey and Comparisons of Available Data for Use in Numerical Simulations ...... 1601 Nicolas Gascoin, Guillaume Fau, Philippe Gillard, Johan Steelant

Experimental Investigation of a Ramjet Combustor Using an Aluminized Gel Fuel...... 1615 Gilad Gafni, Alexander Kuznetsov, Doron Har-Lev, Benveniste Natan

Velocimetry Measurements of a Scramjet Cavity Flameholder with Inlet Distortion ...... 1634 Justin W. Kirik, Christopher P. Goyne, Scott Peltier, Campbell D. Carter, Mark A. Hagenmaier

Fluid Transport brought by a Strut-Cowl System in a Scramjet Engine ...... 1647 Shigeru Sato, Masaaki Fukui, Takahiro Watanabe, Toshihiko Munakata

Research on Mixing Characteristics and Total Pressure Loss of the Jet in Supersonic Crossflow ...... 1656 Yan-Hui Zhao, Jianhan Liang, Yuxin Zhao, Junlin Liu

Application of Evidence Theory on Dual Combustor Ramjet Model...... 1666 Joongki Ahn, Ryan P. Starkey

Unsteady Three-Dimensional Phenomena in Mode-Transition Simulations of the HIFiRE-2 Scramjet Flowpath ...... 1677 Robert J. Yentsch, Datta V. Gaitonde

Design Verification Results of Japanese 120N Bi-propellant thrusters (HBT-1) based on its first flight in HTV3 ...... 1709 Shinichi Takata, Katsuhiko Sugimori, Yu Daimon, Naoki Matsuda, Yosuke Tashiro

NASA Marshall Space Flight Center Tri-gas Thruster Performance Characterization ...... 1720 Kevin Pedersen, Vanessa Dorado, Zachary Grunder, Bryce Schaefer, Meagan Sung

Pulsed Chemical Rocket with Green High Performance Propellants ...... 1734 Angelo Pasini, Lucio Torre, Giovanni Pace, Dario Valentini, Luca D'Agostino

MESSENGER Propulsion System: Strategies for Orbit-Phase Propellant Extraction at Low Fill-Fractions...... 1750 Marc N. Wilson, Carl S. Engelbrecht, Donald Jaekle

VOLUME 3

Design and Testing of the Global Precipitation Measurement Mission Core Propulsion System ...... 1765 Mark D. Fiebig, Caitlin A. Bacha

Cold Gas Propulsion System for CNES Microscope Spacecraft : Presentation of the Project and Development and Verification Plan...... 1794 Thomas Lienart, Kilian Pfaab

CubeSat Modular Propulsion Systems Product Line Development Status and Mission Applications ...... 1806 Robert K. Masse, Christian B. Carpenter, Derek T. Schmuland, Jonathan Overly

A Comparison of 3-Bladed and 4-Bladed Inducers at On and Off Design Flow Rates...... 1822 Ryan Cluff, Ryan K. Lundgreen, Steven E. Gorrell, Daniel Maynes, Kerry Oliphant

Study on the Cavitating Flows in a Turbopump Inducer ...... 1834 Chang-Ho Choi, Jinhan Kim

Experimental Characterization of the Dynamic Transfer Matrix of Cavitating Inducers...... 1843 Giovanni Pace, Lucio Torre, Angelo Pasini, Dario Valentini, Luca D'Agostino

An Analysis of Combined Thermal Protection and Thermal Propulsion Systems for Aerogravity Assist Vehicles ...... 1858 David D. Murakami

Atmospheric Mining in the Outer Solar System: Resource Capturing, Exploration, and Exploitation ...... 1866 Bryan A. Palaszewski

Extended Weight Measurements of Uncharged and Charged Spinning Gyroscopes in the Earth's Gravitational Field...... 1892 Istvan Lorincz, Erik Edlinger, Daniel Hochwarter, Christian Boy, Martin Tajmar

Experimental and Numerical Investigations on Liner Cooling Characteristics of a Trapped Vortex Combustor...... 1903 Jingyu Zhang, Xiaomin He, Lu Wang, Yi Jin

An Investigation on Characteristics of the Ramjet Combustor with the Cavity Pilot...... 1911 Xiaomin He, Jingyu Zhang, Weilin Qin, Yi Jin

Numerical Investigations of Small-Size High Throughflow Speed Combustors with Trapped-Vortex Concept...... 1917 Song Chen, Randy Chue, Tue T. Nguyen, Simon Yu

Formulation And Testing Of A Rocket Type Thruster Discharging A Weight ...... 1929 Dan Michaels, Alon Gany

Burning Characteristics of Liquid Fuels with Suspensions of Energetic Nanoparticles: The Effect of Droplet Size...... 1943 Saad Tanvir, Li Qiao

Experimental Study of Impingement and Reaction of Hypergolic Droplets ...... 1956 Jordan Forness, Timothee L. Pourpoint, Stephen D. Heister

Radiation-Induced Droplet Breakup of Nano-Dispersed Coal-in-Water Colloidal Fuels ...... 1970 Jian Xu, Li Qiao

Effects of NTO Oxidizer Convection Velocity and Pressure on the Combustion Characteristics of UDMH Nonmetalized Organic Gel Droplet: Numerical Studies ...... 1984 Bo He, Wansheng Nie, Feng-Chen Zhuang

Studies on Spray in Crossflow for a Cavity Combustor ...... 2003 Anubhav Sinha, R. Ravikrishna

Ignition and Combustion of Isopropyl Nitrate Sprays...... 2012 Anirudha Ambekar, Ritesh Bhangale, Atul Dukale, Rahul Gandhi, Arindrajit Chowdhury, D. Radhakrishna, Suryanarayana Challa

Stochastic Modeling of Transverse Wave Instability in a Liquid Propellant Rocket Engine...... 2024 Pavel Popov, Athanasios Sideris, William A. Sirignano

Development of Combustion Response Functions in a Subscale High Pressure Longitudinal Combustor...... 2045 Matthew K. Wierman, William Anderson, T. Feldman

A Conceptional Approach for the Prediction of Thermoacoustic Stability in Rocket Engines...... 2059 Moritz Schulze, Martin Schmid, Daniel Morgenweck, Stefan Köglmeier, Thomas Sattelmayer

On the Use of OH* Radiation as a Marker for the Heat Release Rate in High-Pressure Hydrogen Liquid Rocket Combustion ...... 2070 Thomas Fiala, Thomas Sattelmayer

Study of LOx/H2 Spray Flame Response to Acoustic Excitation in a Rectangular Rocket Combustor...... 2079 Justin Hardi, Michael Oschwald, Bassam B. Dally

Burn Rate Characterization of Iso-propyl Nitrate Blends: Part I ...... 2097 Anirudha Ambekar, Lovely Mallick, Rahul Gandhi, Arindrajit Chowdhury, D. Radhakrishna, Suryanarayana Challa

Experimental Evaluation of New Ionic Liquid Fuels ...... 2110 Millicent A. Coil, Jonathan D. McCabe

PRECISE - Preliminary Results of the MEMS-based µCPS...... 2124 Markus Gauer, Dimitri Telitschkin, Ulrich Gotzig, Klaus Hannemann, Yann Batonneau, Pelle Rangsten, Mikhail Ivanov, Remco J. Wiegerink, Christopher Brunskill

Bluff Body Flame Holder with Flow Entrainment Using Perforated Plate ...... 2137 Shinji Tanaka, Katsuyoshi Takahashi, Jun Hosoi, Masahiro Uchida

Study on Combustion Dynamic Characteristics of Oxygen-Rich Preburners ...... 2148 Il-Yoon Moon, Sang Hun Kang, Soo Yong Lee, Seonghyeon Seo

Modeling the Effect of Condensed-phase Contributions in Ammonium Perchlorate Based Composite Solid Propellants...... 2159 Frederik Retief, Johannes Knoetze, Gideon J. Smit, Charle W. Rousseau

Solid Rocket Motor Design Using a Modified Ant Colony Optimization Metaheuristic with Local Search Capability ...... 2170 Zachary Kiyak, Roy J. Hartfield

Rapid Solid Rocket Motor Design ...... 2178 C. W. Rousseau, S. F. Steyn, W. Sullwald, E. R. De Kock, G. J. F. Smit, J. H. Knoetze

Prediction of In-flight Radio Frequency Attenuation by a Rocket Plume by Applying CFD/FDTD Coupling ...... 2190 Kiyoshi Kinefuchi, Koichi Okita, Ikkoh Funaki, Takashi Abe

BCFD Analysis for the 1st AIAA Propulsion Workshop: S-Duct Results ...... 2210 Andrew J. Dorgan, Chad M. Winkler

Inlet CFD Results: Comparison of Solver, Turbulence Model, Grid Density, and Topology ...... 2229 Neal D. Domel, Dan Baruzzini

Pressure-based Coupled Simulation of Pressure Recovery and Distortion in an S-shaped Intake Diffuser ...... 2243 Saravana Kumar, Balasubramanyam Sasanapuri, Konstantin A. Kurbatskii, Angela Lestari

CFD Simulation for S-Duct Test Case Using Overset Grids ...... 2254 Lie-Mine Gea, Steve Nyugen

A Comparison of Several CFD Codes with Experimental Data in a Diffusing S-Duct ...... 2265 Anne-Laure Delot, Richard Scharnhorst

Influence of a Planetary Differential Gear on Counter Rotating Fan Performance ...... 2290 Tom Otten, Timea Lengyel-Kampmann, Eberhard Nicke

CFD Computation of In-plane Propeller Shaft Loads ...... 2302 Luis P. Ruiz-Calavera, David Perdones-Diaz

Active Flow Control for Interaction Noise Reduction of Contra-Rotating Open Rotors...... 2311 Rinie A. Akkermans, Arne W. Stuermer, Jan Delfs

Assessment of Advanced Grid Strategies for Aero-Acoustics on Open Rotor Applications...... 2326 Nabil Ben Nasr, Biel Ortun, Alain Chelius, Sylvette Canard-Caruana

Long Term Space Objectives Using Optonal Roadmaps...... 2341 Edward Henderson, Russel E. Rhodes, John W. Robinson, Bill Knuth

Commercial Space with Technology Maturation ...... 2368 Russel E. Rhodes, Carey M. McCleskey, John W. Robinson

Advanced Space Transportation Concepts and Propulsion Technologies for a New Delivery Paradigm ...... 2383 John W. Robinson, Carey M. McCleskey, Russel E. Rhodes, Roger Lepsch, Claude R. Joyner, Daniel J. Levack, Edward M. Henderson

ISRU Propellant Selection for Space Exploration Vehicles...... 2399 Timothy T. Chen

Ignition Transfer Effectiveness from Primers to Physically Separated Pyrotechnic Boosters...... 2408 Lien C. Yang

Characterization of PVU-2/A Percussion Primer Output Energy...... 2446 Hobin S. Lee, Magdy Bichay, James L. Baglini, Todd M. Allen, Peter Margiotta

An Experimental and Numerical Study on Exploding Foil Initiators (EFIs)...... 2453 Suzan Koc, Muhammed Y. Yilmaz, Abdullah Ulas, Burak Kizilkaya

Numerical Simulation of Colloid Thrusters and Taylor Cone-Jets ...... 2466 Arnaud Borner, Pengxiang Wang, Zheng Li, Deborah A. Levin

In Situ Study of Ionic Liquid Taylor Cones Using Electron Microscopy...... 2483 Kurt J. Terhune, Lyon B. King, Kai He, John Cumings

Electrospray from an Ionic Liquid Ferrofluid utilizing the Rosensweig Instability...... 2498 Edmond J. Meyer, Lyon B. King

Fabrication of Electrospray Thrusters by Sintering Glass Microspheres ...... 2509 Julie Xie, Michael D. Canonica, Paulo C. Lozano

Three Dimensional Simulation of Ion Thruster Plumes with AMR and Parallelization Strategies ...... 2517 Burak Korkut, Pengxiang Wang, Zheng Li, Deborah A. Levin

Comparison of Plasma Disgnostics for an Argon and Helium Gas Helicon Thruster...... 2540 Adriane Faust, Raymond J. Sedwick

Development of Superconducting Magnets for a Helicon Plasma Thruster...... 2550 John J. Vitucci, Raymond J. Sedwick

Numerical and Experimental Measurements in a Helicon-IEC Thruster ...... 2558 Akshata Krishnamurthy, Benjamin Ulmen, George Chen, George Miley

Small-Scale Hybrid Rocket Test Stand & Characterization of Swirl Injectors ...... 2571 Matthew H. Summers, James K. Villarreal

Development of a Counter-Rotating Vortex Pair (CVP) Mixer for Aerospace Applications...... 2584 Jeongmoon Park, Stephen D. Heister, John Sullivan

Flash Pyrolysis of High Density PolyEthylene ...... 2600 Nicolas Gascoin, Guillaume Fau, Philippe Gillard, Alexandre Mangeot

UAH Tactical Missile System Design of a Surface to Air Missile for Missile Defense...... 2613 Matthew A. Hitt, Lucas Kalathas, John Coogan, Nathan Slegers

Flow Separation in Rocket Nozzles - An Overview ...... 2633 Ralf H. Stark

Transitional Behavior of Dual Bell Nozzles: Contour Optimization ...... 2643 Chloe Genin, Ralf H. Stark, Dirk Schneider

VOLUME 4

Analytical Sloshing Model and CFD Analysis for the Exomars Mission ...... 2651 Marta Lazzarin, Alberto Bettella, Marco Manente, Roberto Da Forno, D. Pavarin

Numerical Analysis on Boiling Flow in Surface Tension Dominant Environment...... 2673 Yutaka Umemura, Takehiro Himeno, Toshinori Watanabe

Cooling Analysis for Rocket Engine Combustion Chamber with High Fidelity Simulation...... 2687 Daiki Watanabe, Kazuhiro Imai, Akira Ogawara, Kaname Kawatsu, Hideyo Negishi, Yu Daimon, Naoki Tani, Nobuhiro Yamanishi, Hideo Sunakawa, Akihide Kurosu, Teiu Kobayashi

Numerical Evaluation of Heat Exchange Mechanism by Slit Resonators ...... 2696 Youhi Morii, Kazuto Kuzuu, Taro Shimizu

Comparison of Finite Element Analysis and Experimental Results of a Combustion Chamber Type TMF Panel Test...... 2708 Joerg R. Riccius, Wissam Bouajila, Evgeny B. Zametaev

Green Propellant Infusion Mission Program Overview ...... 2721 Christopher H. McLean, Michael J. Hale, William D. Deininger, Ronald A. Spores, David T. Frate, Wesley L. Johnson, Jeff A. Sheehy

Implementation of the Green Propellant Infusion Mission (GPIM) on a Ball Aerospace BCP-100 Spacecraft Bus...... 2732 William Deininger, J. Atteberry, K. Bygott, C. P. Gilmore, B. Marotta, C. H. McLean, V. S. Moler, R. Osborne, M. Riesco, A. Sexton, R. Shields, C. M. Zeller

GPIM AF-M315E Propulsion System...... 2744 Ronald A. Spores, Robert Masse, Scott Kimbrel, Chris McLean

Green Propellant Infusion Mission Plume Impingement Analysis...... 2754 John Yim, Brian Reed, Christopher H. McLean

Experimental Studies of Uni-element Shear Coaxial Injectors for LOX/CH4 Propulsion Research...... 2763 Jesus R. Flores, Luis Sanchez, Ahsan R. Choudhuri, Vanessa Dorado, Robert Ellis

Combustion Characteristics on a Coaxial-Porous Injector ...... 2769 Dohun Kim, Gunwoon Lee, Jaye Koo

Investigation of a Single Injector with Applied High Frequency Pressure Disturbances For Applications To Liquid Rocket Engine Combustion Instabilities...... 2779 John W. Bennewitz, David M. Lineberry, Robert A. Frederick

Design of a Cold-Gas Micropropulsion system for LISA Pathfinder...... 2790 George E. Morris, Clive Edwards, Neil Dunbar, Paolo Bianco

The Construction of the Life Prediction Model of 1N and 4N Monopropellant Thrusters ...... 2798 Go Fujii, Daisuke Goto, Hideshi Kagawa, Shingo Murayama, Kenichi Kajiwara, Hirohide Ikeda, Noboru Shinozaki, Eiji Yabuhara, Naoki Morita, Toru Nagao

Improved Design and Characterization of MicroNewton Torsional Balance Thrust Stand ...... 2809 Anthony G. Cofer, Stephen D. Heister, Alina Alexeenko

Design, Manufacture And Testing Of Variable Bristle Diameter Brush Seals ...... 2818 Xiaoqing Zheng, Michael Mack, Mehmet Demiroglu, Deepak Trivedi, Binayak Roy

The Design and Performance Evaluation of a Novel Air/oil Separator for Use in a Miniature Jet Engine...... 2831 Emre T. Topal, Sercan Acarer, Tuna A. Kirgiz

Investigation of Slag Accumulation in Solid Rocket Motors...... 2840 C. Jasper Lal, P. Sridharan, K. Krishnaraj, V. Srinivasan

Analyzing Ablative and Combustion Characteristics of Thermoplastic Polyurethane Nanocomposites...... 2846 Derek Wong, Manuel Jaramillo, Joseph H. Koo, Holly Stretz, Preejith Ambuken, Daniel Pinero

HERAKLES Thermal-structural Composite Materials Boost Rocket Nozzle Performance...... 2865 Alain Lacombe, Thierry Pichon, Jean-Marc Amouroux

An Investigation of Compressive and Shear Strength of Char from Polymer Nanocomposites for Propulsion Applications...... 2879 Manuel Jaramillo, Joseph H. Koo, David Forinash, Derek Wong, Maurizo Natali

Biglobal Stability of Compressible Flowfields. Part 1: Planar Formulation ...... 2886 Michel Akiki, Joshua W. Batterson, Joseph Majdalani

Biglobal Stability of Compressible Flowfields. Part 2: Application to Solid Rocket Motors...... 2900 Michel Akiki, Joshua W. Batterson, Joseph Majdalani

ARIANE 5 MPS ARTA 5 Bench Firing Test: Evolution of Third Segment Integrated Frontal Thermal Protection and Impact on Pressure Oscillations Phenomena...... 2929 Eleonora Bucci, F. Paglia, A. Tamburini, M. Telara, T. Germani, M. Valbuena, S. Petitot

POD-X Program: Towards the SRM Pressure Oscillation Demonstrator First Firing Test...... 2935 G. Mastrangelo, T. Morillon, D. Scoccimarro, E. Lambaise, L. Guenot, L. Paradis, P. Planquart, S. Supie, N. Cesco, J. Breteau, J. P. Leblin, D. Revel

Characteristics of Bio-Ethanol Fueled GG-cycle Air Turbo Ramjet Engine for Supersonic UAV along Flight Trajectory...... 2950 Ryojiro Minato, Kazuhide Mizobata, Kazuyuki Higashino, Nobuhiro Tanatsugu

Electrical Propulsion: Flying Test Bed Platform Development and System Level Simulation ...... 2958 Hichem Smaoui, Emmanuel Joubert, Marcio Lotufo, Didier Esteyne

Design of a 5 Kilogram Solar-Powered Unmanned Airplane for Perpetual Solar Endurance Flight ...... 2965 Sean Montgomery, Nikos Mourtos

The Challenges of Ambient Plasma Wave Propulsion ...... 2992 James H. Gilland, George Williams

Ion Electrospray Propulsion System Feasibility Study for various Satellite Missions and Architectures...... 3011 Steven Arestie, Caleb Whitlock, Paulo C. Lozano

Magnetoplasma Sail with Equatorial Ring-current ...... 3032 Ikkoh Funaki, Yoshihiro Kajimura, Hiroyuki Nishida, Hikaru Arita, Yasumasa Ashida, Hiroshi Yamakawa, Yuya Oshio, Kazuma Ueno, Haruto Yamamura, Yoshiki Yamagiwa

Characterization of a CubeSat Compatible Magnetically Levitated Thrust Balance for Electrospray Propulsion Systems...... 3044 Fernando M. Hicks, Louis Perna, Chase S. Coffman, Paulo C. Lozano

The Expansion of Colloid Thruster Beams and its Dependence on Emission Temperature ...... 3053 Manuel Gamero-Castano

Physical Limitations on the Lifetime of Ionic Liquid Ion Sources...... 3059 Natalya Brikner, Paulo C. Lozano

Development of a Green Propellant Station-Keeping Thruster using a Dielectric Barrier Discharge...... 3068 Pratik Saripalli, Raymond J. Sedwick

Proof-of-Concept Simulations of The Magnetic Null (MagNul) Thruster...... 3076 Matthew S. Feldman, Edgar Choueiri

The Effectiveness of Magnetic Shielding in High-Isp Hall Thrusters ...... 3091 Ioannis G. Mikellides, Richard R. Hofer, Ira Katz, Dan M. Goebel

Validation of Fully-Kinetic Particle-in-Cell Model Optimized for Multi-thruster Adaptability ...... 3109 Anthony Pang, Louis Boulanger, Yevgeny Raitses, Manuel Martinez-Sanchez

Hybrid-PIC Modeling of a High-voltage, High-specific-impulse Hall Thruster ...... 3124 Brandon D. Smith, Iain D. Boyd, Hani Kamhawi, Wensheng Huang

Simulations of Ion Thruster Plume Contamination with A Whole Grid Sputtered Mo Source Model ...... 3135 Daoru Han, Joseph J. Wang

Numerical Life Qualification of Ion Thruster’s Ion Optics using the JIEDI Tool...... 3143 Hiroki Watanabe, Masakatsu Nakano, Yoshihiro Kajimura, Ikkoh Funaki, Ryoji Takaki

Expanded Throttling Capabilities of the NEXT Thruster...... 3155 Michael J. Patterson, George C. Soulas, Jason Young, Mark W. Crofton

Annular Engine Development Status ...... 3166 Michael J. Patterson, John E. Foster, Jason Young, Mark W. Crofton

Three-dimensional Numerical Simulation of Two-phase Flow in Hybrid Rocket Motor ...... 3184 Xintian Li, Hui Tian, Nanjia Yu, Guobiao Cai

Optical Investigation of the Combustion Process in Paraffin-based Hybrid Rocket Fuels ...... 3195 Mario Kobald, Helmut Ciezki, Stefan Schlechtriem

Numerical Model for Hybrid Rocket Internal Ballistic ...... 3210 Domenico Fedele, Fabrizio Ponti, Nicolo Cavina, Roberto Bertacin, Adriano Annovazzi

Combustion Instability Involving Vortex Shedding in Hybrid Rocket Motors ...... 3223 Dario Pastrone, Lorenzo Casalino, Marco Codegone, Carlo Novara, Carmine Carmicino

Numerical Investigation of Hybrid Rocket Combustion Chamber Transient Behavior...... 3232 Francesco Barato, Daniele Pavarin, Alberto Bettella

Advanced CFD Investigation for Predicting Regression Rate in Hybrid Rockets...... 3269 Marta Lazzarin, Martina Faenza, Daniele Pavarin, Alberto Bettella, Alessandro Englaro

Hybrid Rocket Propulsion and In-Situ Propellant Production for Future Mars Missions ...... 3288 Adrien J. Boiron, Brian Cantwell

Mitigation of Autoignition Due to Premixing in a Hypervelocity Flow Using Active Wall Cooling...... 3309 Erik L. Axdahl, Ajay Kumar, Alan W. Wilhite

Excitation Modes of Ramp Injectors for Supersonic Combustion Engines...... 3333 Luca Massa

Update on SPHERES-Slosh for Acquisition of Liquid Slosh Data aboard the ISS ...... 3344 Sunil Chintalapati, Charles Holicker, Richard Schulman, Brian D. Wise, Gabriel D. Lapilli, Hector Gutierrez, Daniel R. Kirk

Cryogenic Propellant Management Sounding Rocket Experiments on TEXUS 48 ...... 3357 Philipp Behruzi, Joerg Klatte, Nicolas Fries, Andreas Schuette, Burkhard Schmitz, Horst Koehler

Passive Phase Separation in Cryogenic Upper Stage Tanks...... 3376 Philipp Behruzi, Joerg Klatte, Gaston Netter

Experimental Investigation on Heat Exchange and Pressure Drop Enhanced by Vertical Sloshing ...... 3390 Takehiro Himeno, Daichi Haba, Katsutoshi Ishikawa, Yutaka Umemura, Chihiro Inoue, Toshinori Watanabe, Satoshi Nonaka, Seiji Uzawa

An End-to-End High Fidelity Numerical Simulation of the LE-X Engine - Influence of Coolant Leakage on Engine Power Balance...... 3406 Naoki Tani, Kohji Ogura, Nobuhiro Yamanishi, Hideyo Negishi, Hideo Sunakawa, Teiu Kobayashi

Computational Prediction of the Thrust Characteristics of a Small Thruster at Low Pressure Condition ...... 3417 Jon Ahn, Donghoon Lee

Modelling and Simulation of ATV Pressure Control Assembly Slam Start...... 3424 Francesco Di Matteo, Marco De Rosa, Massimo Marchionni

Characteristics of Expander Bleed Cycle and Full ...... 3438 Chinatsu Sezaki, Akira Ogawara, Shinichi Sato

Confinement Mechanisms and Fusion Propulsion ...... 3450 Alexander Taits

A Particle-in-cell Simulation for the Traveling Wave Direct Energy Converter (TWDEC) for Fusion Propulsion ...... 3491 Andrew M. Chap, John Scott, Alfonso Tarditi

Propellantless Propulsion with Negative Matter Generated by Electric Charges ...... 3497 Martin Tajmar

Transient Simulations of Rotordynamic Problems with Whirling Motion ...... 3509 Chandra Kannepalli, Vineet Ahuja, Ashvin Hosangadi

Use of VUV Radiation to Control Elastomer Seal Adhesion...... 3522 Henry C. De Groh, Bernadette J. Puleo, Deborah L. Waters

VOLUME 5

Asymptotic Adaptation of the Taylor-Culick Mean Flow Profile to Rockets with Non-Circular Grain Perforations...... 3527 Joseph Majdalani, Eric M. Van Horn

Implementation of an Internal Ballistics Module in OpenFOAM ...... 3546 Erhardt R. De Kock, Gideon J. Smit, Charle W. Rousseau, J. H. Knoetze

Laminar-Turbulent Transition Investigation in a Solid Rocket Motor Representative Cold Flow Setup...... 3559 Bertrand Gazanion, Francois Chedevergne, Xavier De Saint Victor, Jean-Luc Estivalezes, Gregoire Casalis

Characterization of Particle Trajectories in Solid Rocket Motors ...... 3571 Joseph Majdalani, Ajay Katta, Brian Maicke

SLS Capabilities to Support an Earth-Moon L-Point Node for Lunar Missions...... 3589 Benjamin B. Donahue

An In-Line Reusable Launch Vehicle Concept Using Confined Load-Bearing Frozen Propellants ...... 3597 Adam J. Baran, Michael J. Anderson, Jordan T. Auxt

Study on Alternative Cargo Launch Options from the Lunar Surface...... 3632 Cheryl Blomberg, Zamir Zulkefli, Spencer Rich, Steven Howe

Three Dimensional Numerical Investigation of the Clustered Linear Aerospike Nozzle’s Flow Affected by Changing the Distance Between Neighboring Cell Nozzles ...... 3648 Takahiro Miyazawa, Akiko Matsuo, Hidemi Takahashi, Takeo Tomita, Sadatake Tomioka

Application of Back-Step Coanda Flap for the Supersonic Co-flowing Fluidic Thrust Vector Control...... 3659 Yeol Lee, Myungjun Song, Hongbeen Chang, Yongho Cho, Sanghoon Park

Elimination of the Horse Shoe Vortex in Axial Turbine Vane Cascades via Airfoil Shape Optimization...... 3669 Magdy S. Attia, Sanjivan Manoharan, Vladislav Shulman, Laurent Lachmann, Darrell E. Stevens

The Effects of Freestream Turbulence on Serpentine Diffuser Distortion Patterns...... 3679 Jesse S. Johnson, William Copenhaver, Steven E. Gorrell

Proposed Flight Research of a Dual-Bell Rocket Nozzle Using the NASA F-15 Airplane ...... 3700 Daniel S. Jones, Trong T. Bui, Joseph H. Ruf

Advanced Design of a Multi-Thruster LOX/Propylene Aerospike Engine...... 3715 Jan-Hendrik Meiss, Eric Besnard

Performance Analysis of an Integrated Multi-Mode Chemical Monopropellant Inductive Plasma Thruster...... 3730 Steven P. Berg, Joshua Rovey

Numerical Characterization of Detonator Performance in an Explosive Bolt Device...... 3746 Hobin S. Lee

Ignition Threshold Energy Determination for Reactive Materials Using a Pneumatic Impact Testing Appartus...... 3755 Gregory D. Knowlton, Phillip Martellaro, Bernard Kosowski

Structural Analysis of Solid Propellant Grains under Ignition Pressurization using Explicit Dynamics Method ...... 3767 Ralph C. Hsiao

Aerospace Ordnance Evolution Overview...... 3775 John G. Scott

Development Towards a Bi-modal Micro-cathode Arc Thruster (μCAT)...... 3787 Dereck Chiu, George L. Teel, Taisen Zhuang, Alexey Shashurin, Michael Keidar, Joseph Lukas

Bimodal Propulsion System Using Ionic Liquid Propellant for Pico- and Nano-satellite Applications ...... 3793 Kento Masuyama, Paulo C. Lozano

Influence of Upstream Field Structure on Primary Electron Loss for a Permanent Magnet Cusp ...... 3802 Ben Dankongkakul, Samuel J. Araki, Richard E. Wirz

Kinetic Modelling of High Density PolyEthylene Pyrolysis: Part 2. Reduction of Existing Detailed Mechanism ...... 3814 Nicolas Gascoin, A. Navarro-Rodriguez, G. Fau, P. Gillard

Methodologies for Detailed Chemistry Computation, Application to Hybrid Rocket Combustion Chamber Simulations...... 3827 Nicolas Gascoin, Alexandre Mangeot, Philippe Gillard

Visualization and Performance of Hybrid Rocket Solid Fuels in an Optical Cylindrical Combustor ...... 3838 Steven C. Shark, Chris R. Zaseck, Timothee L. Pourpoint, Steven F. Son, Stephen D. Heister, J. T. Graham

Development and Testing of a Green Monopropellant Ignition System ...... 3848 Stephen A. Whitmore, Daniel P. Merkley, Michael I. Judson, Shannon D. Eilers

Characterization and Evaluation of High Energy Hydrocarbon Additives for Paraffin-Fuel Hybrid Rockets...... 3876 Richard L. Jaffe, Arif M. Karabeyoglu, Brian J. Evans, Greg Zilliac, Michael S. Sherburn

Kinetic Modelling of High Density PolyEthylene Pyrolysis: Part 1. Comparison of Existing Models ...... 3898 Nicolas Gascoin, A. Navarro-Rodriguez, P. Gillard, A. Mangeot

Combustion of Boron and Fluorocarbon Solid Fuels in a Hybrid Rocket...... 3913 Terrence L. Connell, Grant A. Risha, Richard A. Yetter, Gregory Young, Colin W. Roberts

Parametric Cycle Analysis of Continuous Rotating Detonation Ejector-Augmented Rocket Engine...... 3934 Huan V. Cao, Donald R. Wilson

Experimental Investigation of Hysteresis Phenomenon for a Scramjet Engine...... 3953 Juntao Chang, Lei Wang, Wen Bao

Experimental Study on Dynamic Characteristics of Combustion Mode Transition in a Strut-based Scramjet Combustor Model...... 3967 Wen Bao, Qingchun Yang, Juntao Chang, Manli Guo

Numerical Investigation on the Effects of Cavity in Solid Fuel Scramjet...... 3981 Huan Tao, Zhijun Wei

Performance of Corrugated Limiting Tab in Presence of Sharp Corners...... 3991 E. Rathakrishnan, Shantanu Srivastava

Numerical Solution of the Flowfield in an Aluminized Gel Fuel Ramjet...... 4003 Evgeny Matsibeker, Benveniste Natan

Aerothermodynamic Design Optimization in Hypersonic Flows...... 4022 Sinan Eyi

Warm Pressurization Gas Effects on the Liquid Hydrogen Bubble Point ...... 4049 Jason W. Hartwig, John McQuillen, David J. Chato

Liquid Nitrous Oxide BLEVE Tests...... 4063 Donald H. Sargent, Yvonne Tran

Demise Characteristics Evaluation for Melting Promotion Type Tank...... 4078 Tadashi Masuoka, Ideo Masuda, Kenichi Kajiwara, Keisuke Yamada

Basic Design and Fundamental Data Acquisition Test of Reentry Melting Promotion Type Satellite's Propellant Tank ...... 4087 Ideo Masuda, Tadashi Masuoka, Kenichi Kajiwara, Keisuke Yamada

Performance of 1-N Class Liquefied Gas Propellant Thruster ...... 4099 Akira Kakami, Motoki Yamanaka, Tatsuya Matsushita, Shinpei Watanabe, Takeshi Tachibana

Test and Evaluation of a 70 N-class Hydrazine Thruster for Application to the Precise Attitude Control of Space Vehicles ...... 4105 Hun Jung, Jong Hyun Kim, Jeong Soo Kim

Green Propulsion Advancement - Challenging the Maturity of Monopropellant Hydrazine ...... 4115 Robert K. Masse, Robert L. Sackheim

Development of Mono/Bi-Propellant Propulsion System for Microsatellites and Planning of Space Demonstration...... 4131 Shutaro Nishikizawa, Takehiro Ohira, Hironori Sahara

Combustion Instability Mechanisms in a Pressure-coupled Gas-gas Coaxial Rocket Injector...... 4136 Matthew E. Harvazinski, Cheng Huang, Venkateswaran Sankaran, Thomas Feldman, William Anderson, Charles Merkle, Doug G. Talley

Considerations for Pressure Coupling Calculations in Combustion Instability ...... 4157 Joshua W. Batterson, Eric J. Jacob

Computational and Experimental Investigation of Transverse Combustion Instabilities...... 4166 Kevin J. Shipley, Collin Morgan, William Anderson, Matthew E. Harvazinski, Venke Sankaran

The Generalized Rayleigh Criterion and other Entropic Contributions to Combustion Instability...... 4179 Eric J. Jacob, Joshua W. Batterson

Influence of Boundary Condition Treatment on Longitudinal Mode Combustion Instability Predictions...... 4189 Matthew E. Harvazinski, Doug G. Talley, Venkateswaran Sankaran

Supercritical Methane Heat Transfer Modeling in Rocket Engine Cooling Channels ...... 4203 Marco Pizzarelli, Francesco Nasuti, Marcello Onofri, Pietro Roncioni, Raffaele Votta, Francesco Battista

Numerical Study of Enhancement of Using Ribs...... 4215 Cassandra Carpenter, Shashi Verma, Jayanta S. Kapat, J. Hossain, L. V. Tran, W. Wang

Conjugated Combustion and Heat Transfer Modeling for Full-Scale Regeneratively Cooled Thrust Chambers ...... 4224 Hideyo Negishi, Yu Daimon, Hideto Kawashima, Nobuhiro Yamanishi

Quasi-2D Modeling of High-Aspect-Ratio-Cooling-Channel Flows ...... 4246 Marco Pizzarelli, Francesco Nasuti, Marcello Onofri

A Comparison of Materials Issues for Cermet and Graphite-Based NTP Fuels ...... 4257 Mark Stewart, Bruce G. Schnitzler

Analysis of NTR Engines Utilizing Prismatic Fuel Elements Derived from the GE-710 Program...... 4270 James E. Fittje, Bruce G. Schnitzler

Nuclear Thermal Rocket Simulation in NPSS ...... 4279 Michael L. Belair, Charles Sarmiento, Thomas Lavelle

Model-Based Control of a Nonlinear Aircraft Engine Simulation using an Optimal Tuner Kalman Filter Approach...... 4294 Joseph W. Connolly, Jeffrey Csank, Amy Chicatelli, Jacob Kilver

Pattern Classification of a Civilian Turbofan's State Space for Real-Time Surrogate Modeling...... 4306 Metin F. Ozcan, Brian Kestner, Jimmy C. Tai, Dimitri N. Mavris

Three-Axis Fluidic Thrust Vectoring Test Stand for a MIni Gas Turbine Engine ...... 4331 Michael F. Bonnici, Ryan P. Starkey, Wenceslao Shaw-Cortez, Naveen Penmetsa

Novel MEMS Position Sensors for Aerospace Applications...... 4341 Yongdae Kim, Hyun Young Choi, Young Cheol Lee

Modular Electric Power Systems for Aerospace Applications...... 4346 Scott Steffan, Christopher Decker, Gregory Semrau

Influence of Initial Propellant Temperature on Solid Rocket Internal Ballistics ...... 4358 David R. Greatrix

ARIANE 5 MPS ARTA 5 Bench Firing Test: Overview on Propellant Modifications and Their Ballistic Effect...... 4369 Eleonora Bucci, A. Tamburini, M. Telara, R. Taddei, T. Germani, M. Valbuena, S. Petitot

Study on the Effect of Propellant Entrapment in the Loose Flap Region on solid Rocket Motor Performance...... 4376 P. Sridharan, Haison Harold, C. Jasper Lal, P. O. Balachandran, V. Srinivasan

Propellant Trade-off Analysis for Upper Stage Solid Rocket Motors Performance ...... 4382 Enrico Cavallini, Daniele Bianchi, Bernardo Favini, Maurizio Digiacinto

Laser Sail Propulsion using RLV Integrating Scramjet (ASSISTED BY JATO & MAG LEV) for Interstellar Travel, A Novel Approach...... 4400 Babin Vivek, Rohan M. Ganapathy

VOLUME 6

2-Dimensional Numerical Simulation on MHD Hall Accelerator Connections for Advance Propulsion using the CIP Method...... 4414 Ulderico Spadavecchia, Toru Sasaki, Takashi Kikuchi, Tsukasa Aso, Nobuhiro Harada

Reliability Enhancement of LE-X Engine for Next Japanese Flagship Launch Vehicle H-X ...... 4426 Ryohei Yonezawa, Kunio Hirata

2DZAP: A Program for Simulating Air-Launched Missiles ...... 4435 Andrew Pavacic

Student Investigation of Rapid Prototyping Technology for Hybrid Rocket Motor Fuel Grains ...... 4445 Matthew J. Degges, Peter Taraschi, Jamison Syphers, Derrick Armold, J Eric Boyer, Kenneth Kuo

Project Based Learning in Spacecraft Design ...... 4457 Nathaniel V. Robinson, Scott Hill, Ahsan Choudhuri

Design and Validation of a Bomb Reactor for Liquid Hypergolic Propellants...... 4464 Jacob D. Dennis, Steven F. Son, Timothee L. Pourpoint

Simulating Full-Scale Transverse Combustion Instabilities in a Lab-scale Facility...... 4478 John M. Quinlan, Ben Zinn

Rocket Engine Noise Reductions by Water Injection at DLR Test Bench P8 ...... 4492 Philipp Kallina, Christian Böhm, Gerhard Kruhsel

Reduction of SRM Pressure Oscillations Through the Use of Fuel Grains with Different Burn Velocities ...... 4503 Jerome Anthoine, Patrick Jézéquel, Pierre Prévot, Michel Prévost, Gregoire Casalis

Experimental Combustion Instability Data Analysis using different theoretical Models...... 4521 Johannes Knoetze, Charle W. Rousseau

Determination of Liquid/Gas Interface and Liquid Center of Mass for GPM Tank with PMD Using Surface Evolver...... 4538 David J. Benson

Discharge and Operational Conditions of an Inertial Electrostatic Confinement Device...... 4548 Constanze Syring, Georg H. Herdrich

Investigating the Transport of Net Charge and Contaminants in Electrospray Thrusters...... 4555 Thomas M. Coles, Paulo C. Lozano

Slit FEEP Thruster Performance with Ionic Liquid Propellant...... 4572 Salvo Marcuccio, Nicola Giusti, Pierpaolo Pergola

On the Manufacturing and Emission Characteristics of a Novel Borosilicate Electrospray Source...... 4586 Chase S. Coffman, Paulo C. Lozano, Louis Perna, Hanqing Li

Modeling and Development of the RF-Controlled Hollow Cathode Concept ...... 4598 Matthew L. Plasek, Christopher Wordingham, Edgar Choueiri

Effect of a Low Work Function Insert on Hollow Cathode Temperature and Operation...... 4617 Lauren P. Rand, John D. Williams

Experimental Study of Vegetal Based Polyurethane Fuel filled with Paraffin Particles for Hybrid Rocket Motors...... 4624 Leopoldo Rocco, Jose A. F. F. Rocco, Susane Ribeiro Gomes, Koshun Iha

Fuel Regression-rate Characterization on a Lab-scale Hybrid Rocket Burning N2O and Paraffin-based Propellants...... 4633 Francesca Scaramuzzino, Carmine Carmicino, Giandomenico Festa, Antonio Viviani, Annamaria Russo Sorge

Effects of Multi-Section Swirl Injection Method on Fuel Regression Rate of High Density Polyethylene Fueled Hybrid Rocket Engine...... 4649 Sho Oyama, Yoshihide Hirata, Kentaro Araki, Kengo Ohe, Shigeru Aso, Yasuhiro Tani, Toru Shimada

Longitudinally-Variable Hybrid Rocket Regression Rate Model with Radiation and Boundary Layer Effects ...... 4657 Shannon D. Eilers, Stephen A. Whitmore

UAH Sounding Rocket Project with Guided Parafoil Recovery...... 4684 Mark Becnel, Robert A. Frederick

Hybrid Rocket Performance with Varying Additive Concentrations ...... 4704 Raed I. Kafafy, Muhammad H. Azami, Moumen Idres

Optimization of a H2O2 Gas Generator for a Hybrid Rocket Engine...... 4718 Martina Faenza, Federico Moretto, Alberto Bettella, Daniele Pavarin

Review and Evaluation of Models for Self-Pressurizing Propellant Tank Dynamics ...... 4737 Jonah E. Zimmerman, Benjamin S. Waxman, Brian Cantwell, Greg Zilliac

Comparison of Approximate and Exact Approaches for the Optimization of Hybrid-Rocket Upper-Stage ...... 4759 Lorenzo Casalino, Dario Pastrone, Francesco Simeoni

Firing Tests of Hybrid Engine with Varying Oxidizer Nature and Operating Conditions ...... 4773 Nicolas Gascoin, Alexandre Mangeot, Philippe Gillard, Camille Marin, Stephane Rouvreau, Jacques Prevost, Dominique Piton

Scale Effects on Combustion Characteristics of CAMUI-type Hybrid Rocket Motors ...... 4786 Harunori Nagata, Masashi Wakita, Tsuyoshi Totani, Tsutomu Uematsu

Sorbitol-Based Hybrid Fuel Studies with Nitrous Oxide for the Stratos II Sounding Rocket ...... 4790 Tobias Knop, Ralph Huijsman, Stefan Powell, Robert Werner, Johannes Ehlen, Felix Lindemann, Jeroen Wink, Christoph Becker, Kapeel Samarawickrama, Barry Zandbergen, Angelo Cervone

Small Rocket Launch Experiment using Low Melting Point Thermoplastic Fuel/N2O Hybrid Rocket ...... 4803 Yutaka Wada, Ryuichi Kato, Nobuji Kato, Keiichi Hori

Ignition Characteristics of HAN Liquid for Gas-Hybrid Rockets...... 4813 Sho Onodaka, Kaoru Sakaue, Ryo Noguchi, Takuo Kuwahara, Xiuchao Yu, Hidehumi Shibamoto

Hydrazine Decomposition Phenomena Observed by Neutron Radiography at a Catalyst Bed...... 4818 Hideshi Kagawa, Taiichi Nagata, Tadashi Masuoka, Hirohide Ikeda, Daisuke Itoh, Yasushi Saito, Yuji Kawabata

Improving and Testing S-405 Catalyst...... 4824 Edward J. Wucherer, Wendy Witty, Blake Chenevert, Olwen M. Morgan, Vincent Yarnot

The VINCI® Upper Stage Engine: Toward the Demonstration of Maturity...... 4835 Jean-Francois Delange, Patrick J. Alliot, Emmanuel Edeline, Anne Lekeux, P. Sabin, B. Vieille

New Upper Stage Expander Cycles ...... 4845 Vladimir V. Balepin, Joseph Alifano, Alexander Betti

Hot-Firing Test of Methane-Fueled Rocket Engine under High Altitude Condition ...... 4853 Shuichi Ueda, Takeo Tomita, Takuo Onodera, Yasuhito Kano, Isao Kubota, Takao Munenaga

Development of the A5ME Upper Stage ...... 4860 A. Juhls, J. Kruger, P. Alliot, J. F. Delange, E. Edeline, M. Thalamy, P. D. Resta, J. M. Bahu

Numerical Simulations of Instabilities in Single-Hole Orifice Elements...... 4866 Vineet Ahuja, Ashvin Hosangadi, Matthew A. Hitt, David M. Lineberry

On the Reduction of Unsteady CFD to Determine the Sources and Sinks of Unsteady Energy ...... 4876 Eric J. Jacob, Joshua W. Batterson

A Helmholtz-type Numerical Simulation of Thermo-acoustic Instabilities in a 3-D Rijke Tube...... 4885 Kenan Cengiz, Yusuf Ozyoruk

An Order Estimation of the Acoustic Losses Inside a Simulated Liquid Rocket Chamber ...... 4893 Taro Shimizu, Youhi Morii, Yu Daimon

Design and Analysis for Reusable Liquid Rocket Engine Chamber ...... 4903 Tao Chen, Jinhui Yang, Ping Jin, Guobiao Cai

Development of Ultra Lean Burn Preburners for Small Liquid Rockets ...... 4915 Insang Moon, Soo Yong Lee, Il-Yoon Moon

Detailing the Stability Boundary of Self-pulsations for a Swirl-coaxial Injector Element ...... 4921 Chad J. Eberhart, David M. Lineberry, Robert A. Frederick

Experimental Validation of a Reduced Order for Radial Turbopump Design...... 4932 Dario Valentini, Angelo Pasini, Giovanni Pace, Lucio Torre, Luca D'Agostino

Preliminary Test of Turbopump Using Radial Turbine Driven by Hydrogen Peroxide Gas Generator...... 4943 Daejong Park, Dongwook Jang, Sejin Kwon

Analysis about Machinability of Superalloys applied on Turbines of LRE Turbopumps...... 4950 Oswaldo B. Loureda, Jefferson O. Gomes, Waldir Vireira

Real Gas Library in Continuous Phase Propellant Injection Model for Liquid Rocket Engines ...... 4972 Daniel T. Banuti, Klaus Hannemann

Free-surface Flow Simulation of Impinging Jet Nozzles for Liquid-propellant Thrusters ...... 4985 Junya Kouwa, Shinsuke Matsuno, Chihiro Inoue, Takehiro Himeno, Toshinori Watanabe

Large Eddy Simulation of Shear Coaxial Rocket Injector: Real Fluid Effects...... 4994 Jean-Pierre Hickey, Peter C. Ma, Matthias Ihme, Siddharth S. Thakur

Numerical Investigation on Flow in the Variable Area Cavitating Venturi...... 5009 Peng Zeng, Hui Tian, Nanjia Yu, Guobiao Cai

Propulsion and Trajectory Considerations for Low Thrust Solar System Missions ...... 5018 Brice N. Cassenti

Thrust Vector Control for Nuclear Thermal Rockets...... 5032 Clint Ensworth

A One-year, Short-Stay Crewed Mars Mission using Bimodal Nuclear Thermal Propulsion (BNTEP) - A Preliminary Assessment...... 5053 Laura M. Burke, Stanley K. Borowski, David R. McCurdy, Thomas Packard

Throttleable Solid Propellant Microthruster Using Laser-assisted Combustion...... 5069 Akira Kakami, Taketoshi Hamada, Masayuki Shimoda, Takeshi Tachibana

Cold Tests and the Dynamic Characteristics of the Pintle Type Solid Rocket Motor...... 5076 Hyun Ko, Jihyung Lee, Hong-Bin Chang, Woong-Sup Yoon

A Study on the Performance Characteristics of Blunt Body Pintle Nozzle ...... 5088 Jihyung Lee, Hyun Ko, Yun Chul Kim, Sung Han Park, Seok Jin Oh, Seong Taek Lim, Jong Yun Oh, Jong Wan Won

Uniform Particle Regression and Solid Rocket Combustion Instability Suppression...... 5095 David R. Greatrix

Nonuniform Particle Regression and Solid Rocket Combustion Instability Suppression ...... 5111 David R. Greatrix

A New Eulerian Multi-fluid Model for Bi-component Polydisperse Sprays: an Essential Approach to Evaluate the Impact of Aluminum Combustion on Solid Rocket Motor Instabilities...... 5128 Alaric Sibra, Joel Dupays, Frederique Laurent, Marc Massot

Numerical Simulation of Particle Breakup/Coalescence Processes in Shock Waves...... 5148 Ki Sun Park, Stephen D. Heister

A Versatile Tool for Modelling Solid Propulsion Stages...... 5163 Angelo Pasini, Dario Valentini, Lucio Torre, Giovanni Pace, Robin Biesbroek, Luca D'Agostino

Three Dimensional Rocket Nozzle Design Using Adjoint Method...... 5181 Sinan Eyi, Mine Yumusak

Solid Rocket Motor Grain Burn Back Analysis Using Level Set Methods and Monte-carlo Volume Integration ...... 5201 Wichard Sullwald, Francois Smit, Adriaan J. Steenkamp, Charle W. Rousseau

Thermal Decomposition Kinetics Studies of Ammonium Perchlorate - HTPB /Al/AP Solid Propellants formulated with Iron Oxide burning rate catalyst in Nano and Microscale...... 5210 Luis E. Nunes Almeida, Aureomar Martins, Susane R. Gomes, Flávio Cunha

Mars Science Laboratory (MSL) and the "Curiosity" Rover Pyrotechnic Mechanisms, Heritage and Implementation...... 5228 Richard G. Webster

Infrared Camouflage of the Warfighter’s Equipment through Enhanced Coating Technology ...... 5250 Luis E. Nunes Almeida, Aureomar Martins, Susane R. Gomes, Flávio Cunha

Zirconium Powders, Properties and Hanind...... 5257 Gerhard Wilfing

A New Approach to Propulsion System Development, Brazilian Style...... 5290 Rene Nardi, Vladia C. Perez, Amilcar Pimenta

VOLUME 7

Hybrid Rocket Design/Build/Test Course at Purdue University ...... 5296 Eric Miklaszewski, Jennifer Dadson, Jacob Dennis, David Fox, Devin Kees, Logan Larson, Joseph Rideout, John Stevens, Timothee L. Pourpoint

Design, Analysis, Fabrication, Ground-Test, and Flight of a Two-Stage Hybrid and Solid Rocket...... 5316 Eric R. Prince, Siddharth Krishnamoorthy, Ivan Ravlich, Andrei Kotine, Alex C. Fickes, Alvaro Ibaseta Fidalgo, Keilan Freeman, Kyle Anderson, David Gerson

Overview of Combustion Instabilities in Liquid Rocket Engines - Coupling Mechanisms & Control Techniques...... 5341 John W. Bennewitz, Robert A. Frederick

Characterization of Combustion Performance of Hydrocarbon Fuels using a Bi-Propellant Rocket Engine ...... 5365 Jeremy Koeck, Jordan L. Sell, Drew E. Bittner, Grant A. Risha

Student Design of Experimental Proof of Concept of Dielectrophoresis for the Use of Deep Space Fuel Management on Sounding Rocket...... 5375 Jacob Cranford, Amit Patel, Matthew Denny, Spencer J. Harrison, Dean Gillmore

Ion Accelerator Currents Beyond the Child-Langmuir Limit ...... 5385 Oscar Biblarz

2D Fluid Model for Axisymmetric RF Ion Thruster Cylindrical Discharge Chamber...... 5393 Emre Turkoz, Murat Celik

Plume Characterization of the NEXT Thruster Under Extended Throttle Conditions...... 5403 Jason A. Young, Mark W. Crofton, Michael J. Patterson, Kevin D. Diamant

In-Flight Operation of the Dawn Ion Propulsion System Through Year One of Cruise to Ceres ...... 5416 Charles E. Garner, Marc Rayman, John R. Brophy

Qualification of the PPS-1350 Hall Plasma Thruster at 2.5 kW ...... 5433 Olivier B. Duchemin, Stephan Zurbach, Frederic Marchandise, Nicolas Cornu, Vanessa Vial

Update On the Operational Status of the International Space Station Plasma Contactor Hollow Cathode Assemblies for July 2011-May 2013 ...... 5440 Hani Kamhawi, John Yim, Michael J. Patterson, Penni Dalton

Iodine Plasma Species in a Hall Effect Thruster Plume...... 5448 James J. Szabo, Michael Robin

Mode Transitions in Hall Effect Thrusters...... 5468 Michael J. Sekerak, Richard R. Hofer, James E. Polk, Benjamin W. Longmier, Alec Gallimore, Daniel L. Brown

Conducting Wall Hall Thrusters ...... 5505 Dan M. Goebel, Richard R. Hofer, Ioannis G. Mikellides, Ira Katz, James E. Polk, Brandon Dotson

A New Method for Analyzing Near-Field Faraday Probe Data of Hall Thrusters...... 5515 Wensheng Huang, Rohit Shastry, Daniel A. Herman, George C. Soulas, Hani Kamhawi

Low Frequency Plasma Oscillations in a 6-kW Magnetically Shielded Hall Thruster ...... 5535 Benjamin A. Jorns, Richard R. Hofer

Towards Near Plum Modeling of a Micro Cathode Arc Thruster ...... 5555 Lubos Brieda, Taisen Zhuang, Michael Keidar

A Radio Frequency Plasma Micro-Thruster: Characterization of Various Discharge Gases Through Optical Diagnostics...... 5563 Amelia D. Greig, Christine Charles, Rod Boswell

Power Train Configuration Study on a Pulsed Plasma Thruster with State-of-the-Art High Current Monitors ...... 5569 Matthias Lau, Georg H. Herdrich, Nico Karrer

Characteristics of a Pulsed Plasma Thruster Using Dimethyl Ether as Liquid Propellant...... 5578 Souichi Masui, Marika Chiba, Akira Kakami, Takeshi Tachibana

Experimental Characterization of Radio Frequency Microthermal Thruster Performance ...... 5583 Shae Williams, Ivana Hrbud

Electric Propulsion System Scaling for Asteroid Capture-and-return Missions ...... 5600 Justin M. Little, Edgar Choueiri

Finding a Way: Boeing's All Electric Propulsion Satellite ...... 5615 Steven A. Feuerborn, Julie Perkins, David A. Neary

3D Model for Atomic Sputtering of Heterogeneous Ceramic Compounds...... 5620 Aaron M. Schinder, Mitchell L. Walker, Julian Rimoli

Study of the Plasma-Wall Interface - Measurement and Simulation of Sheath Potential Profiles ...... 5640 Samuel Langendorf, Mitchell L. Walker, Laura Rose, Michael Keidar, Lubos Brieda

Evaluation of a Plasma Impedance Probe in a Time-varying Non-uniform Plasma...... 5645 Mark A. Hopkins, Lyon B. King

Experimental Investigations of Plasma Plume Potential in a Vacuum Chamber...... 5662 John L. Polansky, Kevin Chou, Joseph J. Wang, William Yu

Thrust Augmentation by Charge Exchange...... 5674 Mark W. Crofton, James Pollard

The Plasma-Material Interactions Facility at UCLA...... 5685 Taylor S. Matlock, Ryan W. Conversano, Dan M. Goebel, Richard E. Wirz

Performance Modeling of the Phoenix-2A Hybrid Sounding Rocket using the HYROPS Software...... 5695 Fiona K. Leverone, Kirsty L. Veale, Michael J. Brooks, Jean-Francois P. Pitot De La Beaujardiere, Lance W. Roberts

Model of Hybrid Rocket Combustion in Classical Hybrid Rocket Motors ...... 5707 Takakazu Morita, Saburo Yuasa, Toru Shimada, Shigeru Yamaguchi

Micro and Full-Scale Experiments on Hybrid Rocket Fuel and Prelude to Hybrid Rocket Combustor Simulations ...... 5716 Nicolas Gascoin, Alexandre Mangeot, Philippe Gillard

Hybrid Engine Development, Education and Outreach at Munich’s Scientific Workgroup for Rocketry and Spaceflight (WARR)...... 5739 Samuel L. Sudhof, Paul Lungu

Launches of Hybrid Rockets with Wax Fuel...... 5752 Hirokazu Kawai, Junichi Harada, Ayana Banno, Jumpei Oguro, Ichiro Nakagawa

Laboratory Scale Hybrid Rocket HTPB Fuel Grain Performance Enhancement and Manufacturing Techniques...... 5760 Samuel Radinsky, Joshua Herrmann, Logan Maltbie, Joseph Vanherweg, Dianne J. Deturris

Development of 20 kN Hybrid Rocket Booster ...... 5773 Alberto Bettella, Federico Moretto, Enrico Geremia, Nicolas Bellomo, Daniele Pavarin, Dino Petronio

Test of Hybrid Rocket Fuel Grains with Swirl Patterns Fabricated Using Rapid Prototyping Technology...... 5780 Derrick Armold, J Eric Boyer, Kenneth Kuo, Jerome K. Fuller, John Desain, Thomas J. Curtiss

Assessment of Film Cooling Characteristics in a GOX/ Kerosene Rocket Combustion Chamber...... 5794 Christoph U. Kirchberger, Gregor Schlieben, Oskar J. Haidn

An Experimental Investigation on the Steady State Heat Transfer Characteristics of Liquid Methane...... 5807 Adrian Trejo, Chance Garcia, Ahsan R. Choudhuri, Manuel Galvan

Design of an Experimental Campaign on Methane Regenerative Liquid Rocket Engine Cooling System...... 5813 Raffaele Votta, Francesco Battista, Michele Ferraiuolo, Pietro Roncioni, Vito Salvatore, Pierpaolo De Matteis, P. Vernillo

The Development Results of Main Engine (HBT-5) for HTV ...... 5838 Yosuke Tashiro, Naoki Matsuda, Shinichi Takata, Shigeyasu IIhara, Shunichiro Nakai, Tsutomu Fukatsu

A Decade of Success and Innovation for Evolved Expendable Launch Vehicle Liquid Propulsion Systems...... 5851 Ian M. Dawson, George Kontogiannis, Gregory J. Pech

Development of the Bantam Family of Aerojet Rocketdyne Commercial Rocket Engines ...... 5860 Daniel J. Levack, William Sack

Basic Characteristics of Reaction Initiation System Using Dishcharge Plasma for 1N-class Thruster with Green Propellants...... 5872 Toshiaki IIzuka, Takahiro Shindo, Jun Sato, Yuta Sato, Shunsuke Kawabata, Junichiro Aoyagi, Haruki Takegahara, Taiichi Nagata

Feasibility Study of Low Frequency Plasma for Bipropellant Thruster Ignition ...... 5879 Taiichi Nagata, Eric Besnard

An Experimental Evaluation of a Torch Ignition System for Propulsion Research...... 5885 Jesus R. Flores, Luis Sanchez, Vanessa Dorado, Ahsan R. Choudhuri, Robert Ellis

Effect of Jet Momentum Ratio and Equivalence Ratio on the Ignition Process of TMEDA and White Fuming Nitric Acid (WFNA) ...... 5891 Drew E. Bittner, Jordan L. Sell, Grant A. Risha

Hypergolic Propellant Ignition Phenomenon with Oxidizer Two-Phase Flow Injection ...... 5903 Yoshiki Matsuura, Yosuke Tashiro, Shigeyasu IIhara

Comparison of Reactive Flow Simulations for a LOX/CH4 Uni-element Rocket ...... 5922 Ainslie D. French, Pietro Roncioni

Numerical Simulation of Combustion of Unlike Impinging Jets Near a Wall ...... 5945 Ki Sun Park, Swanand Sardeshmukh, Stephen D. Heister, Venkateswaram Sankaran

Kinetics Modeling of Hypergolic Propellants...... 5961 Swanand V. Sardeshmukh, Stephen D. Heister, Venkateswaran Sankaran, Haifeng Wang

Atmospheric Plasma Re-Entry Fuel Failure Analysis Of Tungsten-Based Nuclear Thermal Rocket Fuel...... 5979 Tabitha E. Smith, George L. Teel, Michael Keidar

Recapturing Graphite-Based Fuel Element Technology for Nuclear Thermal Propulsion...... 5994 Michael Trammell, Brian C. Jolly, James H. Miller, Arthur L. Qualls, Thomas J. Harrison

Affordable Development and Qualification Strategy for Nuclear Thermal Propulsion ...... 6007 Harold P. Gerrish, Glen E. Doughty, Samit K. Bhattacharyya

Prediction of Spacecraft Remaining Life - Challenges and Achievements ...... 6026 Robyn Nariyoshi, Sergey Chernikov, Boris S. Yendler, A. Djamshidpour

Development of Chemical Propulsion System for a Versatile Lander ...... 6035 Daniel Fiot, Vincent Coipeau, Philip Martin, Louis Souverein

Software for Design and Analysis of Liquid Rocket Engine System ...... 6044 Sangbok Lee, Tae-Seong Roh

Aspects of Technology Program Planning: Top-Down to Bottom-Up ...... 6050 James H. Gilland

Influence Analysis of Geometrical Parameters of Detonation Initiation with Hot Jet by Adaptive Mesh Refinement Method...... 6061 Xiaodong Cai, Jianhan Liang, Zhiyong Lin, Fengchen Zhuang

Electrical Solid Propellants: A Safe, Micro to Macro Propulsion Technology ...... 6075 Wayne N. Sawka, Michael McPherson

Combustion Characteristics of Boron Particles for Ducted Rockets - Effects of Pressure...... 6096 Naoto Suzuki, Takuo Kuwahara

Development of AP/HTPB based Fuel-rich Propellant for Solid Propellant Ramjet...... 6102 Jogesh K. Nanda, P. A. Ramakrishna

VEGA Solid Rocket Motors Flight Performances Results ...... 6109 Francesco Giliberti, Marcello Angelone, Marco Fiorillo, Claudio Milana, Ferruccio Serraglia

Solid Rocket Motors Technologies For Ariane 6 ...... 6119 Didier Boury, Eric Robert, P. Cloutet, N. Cesco, F. Benedic, P. Plotard

Numerical Simulation of the Zefiro 9 Performance Using a New Dynamic SRM Ballistic Simulator ...... 6128 Roberto Bertacin, Fabrizio Ponti, Enrico Corti, Domenico Fedele, Adriano Annovazzi

The Benefits of an Advanced Booster Competition for NASA’s Space Launch System ...... 6142 Andrew M. Crocker, Stephen Cook, Kimberly Doering, Rick Bachtel, Brad St. Germain, Mark G. Schaffer

How Many Engines Should a Rocket Have? ...... 6151 Geoffrey A. Landis

The Utilization of Launch Vehicles Core Stages and Propellant Depots for Human Space Exploration ...... 6157 Alan W. Wilhite, Patrick R. Chai, Sean R. Currey, Christopher A. Jones, August T. Noevere, Grant A. Rossman

Fabrication and Analysis of Porous Superalloys for Turbine Components Using Laser Additive Manufacturing ...... 6173 Josh A. Bernstein, Anthony Bravato, Brandon Ealy, Mark Ricklick, J. S. Kapat, Ilya Mingareev, Martin Richardson, Wilhelm Meiners, Ingomar Kelbassa

Author Index