2020 MAE Magazine

Cornell Engineering Silby School of Mechanical and Aerospace Engineering MAE Magazine 2020

2020 MAGAZINE

USING CHESS X-RAYS TO UNDERSTAND ENGINEERING MATERIALS Page 2 TABLE OF MAE DIRECTOR’S MESSAGE CONTENTS

DAVID ERICKSON Hello Sibley School Friends, effort is funded by a large grant from the Air Force Research Lab and engages Well, it’s been an exciting year! several industry partners. INSIDE THIS ISSUE We also introduce the newly Faculty Profile: Cornell, along with nearly all higher established Veho Institute for Vehicle Matthew Miller ...... 2 education institutions, shifted to online Automation as a joint effort between Alumni Profile: Steve J. Fujikawa ...... 4 education midway through the spring Cornell Engineering, Cornell Tech Veho Institute ...... 6 2020 semester because of the COVID-19 and several Italian Universities and Sibley School Advisory Council pandemic. This was a particularly difficult Automakers like Ducati, Ferrari, ...... 7 challenge for a department like MAE Lamborghini and Maserati. Led and Faculty Awards and Honors ...... 8 Professor Silvia Ferrari —where our education and research is founded by the Student Awards and Honors ...... 9 so dependent on physical projects and center aims to “transport the world of New Faculty hands-on learning. The faculty and staff high-performance automobiles into the ...... 10 found innovative ways to complete the future, not simply with autonomous cars Cornell Solar District Cup Team ...... 13 term, including virtual Robotics labs. but also using all of the new areas of News ...... 14 Our success in the transition benefited artificial intelligence, data science and the from our early investment in programs science of autonomy.” officer managing several space missions like the active learning initiative and our This year we are also excited to and serving in an executive capacity at the wonderful instructional facilities in Upson announce the formation of the inaugural Naval Postgraduate School and Air Force About the Cover Hall. Sibley School Advisory Council. The Institute of Technology. Cover Design: Erin Philipson As I’m sure you’ve heard, Cornell was mission of the council “to serve as the Finally, we are excited to welcome Cover image: Matt Miller and Ph.D. student Mark Obstalecki inserting a titanium test sample into a loading machine for an in situ x-ray one of the few Ivy League Universities primary source of external guidance to the Lynden Archer as our new Dean of diffraction experiment at CHESS. to welcome all students back to campus Director of MAE, facilitate engagement Engineering, the former director of this fall for a combination of socially opportunities for MAE faculty and Chemical and Biomolecular Engineering distanced in-person and online courses. students outside the University, and and a prolific researcher, member of The University has employed unique tools provide a channel of expertise and counsel the National Academy of Engineering, SUPPORT MAE to combat the virus including extensive between MAE and alumni” is even more and exceptional administrator. Lynden diagnostic testing and a behavioral important in these times of flux. Council assumes the role of Dean after 10 years compact. As I write this letter, after members come from a diverse set of of transformative leadership from Sibley Sibley School Discretionary Fund completing two coronavirus tests myself fields and all share the wish to deepen School Professor Lance Collins. Lance this week, I’m happy to report that the relationships between the Sibley School leaves an incredible legacy to our college The Sibley School’s Discretionary Fund supports the people, programs, and places of MAE. Making an unrestricted donation is invaluable plan is working better than expected. and their companies or industries. that includes the establishment of Cornell to the school’s Director. These gifts may be used to update a laboratory for virtual classroom presentations, create opportunities for students Cornell is already being recognized as In this year’s issue of the magazine Tech and advancement of his vision to to attend conferences, and further faculty research in cutting-edge areas of engineering. a national success story in controlling we’re excited to profile alumni Steve J. create one of the most diverse engineering infection transmission while maintaining Fujikawa MAE ’77, an entrepreneur in the programs in the country. The College Private gifts are essential and help to ensure the continued excellence, relevance, and impact of initiatives for MAE. For more information on an enriching on-campus experience. aerospace industry, where he has made of Engineering recently established the how your support can make a difference, please call Stephen Smith at 607.255.8285, or email him [email protected] . One of the great things about Cornell is a number of significant contributions, Lance R. Collins Fellowship, created to that we have access to some of the finest specifically in satellite technology. Steve support engineering graduate students To learn more about how your support can impact the Sibley School, visit our Giving Opportunities page. research infrastructure in the country like also made possible the establishment from traditionally underrepresented the Cornell High Energy Synchrotron of the Stephen J. Fujikawa Chair in populations, and to honor Lance for Source (CHESS). In this year’s magazine, Astronautical Engineering which was his leadership. Lance has moved on to Make we feature Professor Matt Miller’s awarded to Professor Mason Peck on July become the inaugural vice president Imagine research and leadership as the Associate 1, 2020. We also profile our new Assistant and executive director of Virginia Tech’s Accelerate Impactful Director of CHESS and the newly Professors, Jingjie (JJ) Yeo, Sadaf innovation campus. What’s established MSN-C (Materials Solution Sobhani and Elaine Petro. Professor Tim and Lasting Network-CHESS). This program allows Sands also joined the department as our I hope you enjoy the update. Discovery. high energy X-Rays from the synchrotron first Professor of Practice in Aerospace Possible. Change. to peer inside metals and other materials Engineering. Tim joins us following a to understand why some parts fail. The 30-year career as an active duty Air Force David Erickson

Page13 | Fall 2020 1 FACULTY PROFILE

saw the possibilities in this type of research on ways of digesting and understanding and the San Diego Supercomputing USING CHESS X-RAYS TO —recognizing the opportunity to test these data. As we move forward, utilizing Center, the award is shared by Carnegie metals and parts for aircraft, vehicles, and all of the data collected at the beamline is a Mellon University. UNDERSTAND ENGINEERING MATERIALS equipment. great opportunity for data science methods Before starting his career as an By Erin Philipson To help streamline what could such as machine learning,” says Miller. academic, Miller played football at the sometimes be a slow process, in 2019 “Can the raw data that is taken directly University of Colorado and for the NFL’s It has long been common practice for the Air Force Research Laboratory from the pixels on the x-ray detector be Cleveland Browns. Miller credits his mechanical engineers to conduct loading (AFRL) funded two new beamlines at used to say something definitively about mindset as an offensive lineman as some tests on metals like steel and titanium, then CHESS, providing dedicated access to what’s going on in the material?” of the driving influence in his academic to create models for the behavior of those experimental “beam time” to conduct Creating enhanced remote user access career. “It’s something where you’re metals based on the results of these tests. Department of Defense funded to datasets and data reduction workflows directly responsible for any successes Matt Miller, professor in the Sibley School experiments for unrestricted amounts of are the motivation for a Research the team makes but you’re never directly of Mechanical and Aerospace Engineering time—a project that totals about $7M per Advanced and Interdisciplinary Science touching the ball,” says Miller. “As a (MAE) and Principal Investigator for year. and Engineering (RAISE) grant from NSF teacher, the mindset of an offensive MSN-C in the Cornell High Energy Miller is the principal investigator recently awarded to Miller and CHESS linemen is a good thing. You’re always Synchrotron Source (CHESS), did the same (PI) of this AFRL grant, which established for a project called “A Materials Science wanting to get people to the next level.” when he first started at Cornell. the Materials Solutions Network at Chess Gateway for X-ray Imaging and Modeling One of Miller’s overarching goals Miller’s research lies at the (MSN-C) and provides state-of-the-art of Microstructures.” since starting to work at CHESS nearly intersection of mechanical engineering X-ray tools developed from Miller’s The collaboration converges structural 20 years ago is to lower the bar for new and materials science—exploring how research program to understand processes materials data collected from the SMB users to the beamlines at CHESS, enabling the internal structure of metals supports like crack initiation and to improve and other beamlines at CHESS with faculty that aren’t extremely familiar with the loads applied to the things engineers processes like additive manufacturing so new cyberinfrastructure technologies X-rays to still benefit from the technology. design, like aircraft, cars, and heavy that manufacturers can directly address being developed by partners at the Miller has made a significant effort to machinery. “The performance of a winning questions like: why do parts fail? The University of Minnesota and the San involve junior faculty in MAE with his mechanical design over the next best two MSN-C experimental stations are Diego Supercomputing Center at NSF program. Faculty in the area of Advanced very often boils down to the material Matt Miller and Ph.D. student Mark Obstalecki inserting a titanium test sample into a loading machine for an in situ x-ray diffractionexperiment at CHESS. the Structural Materials Beamline (SMB), High Performance Computing sites. The Materials and Manufacturing including that is used,” says Miller. “That’s one of optimized for high performance metals gateway will integrate multiscale X-ray Meredith Silberstein, Robert Shepherd, a designer’s most important degrees of have different properties in different high-intensity X-ray source, one of only and the Functional Materials Beamline data with accelerated image processing and Atieh Moridi have and continue to freedom.” directional alignments. Anisotropy five in the world and located right on (FMB), optimized for polymer-based and data reconstruction tools. In addition experiment at CHESS. As Miller was starting at Cornell in means some crystals have much larger the Cornell campus. CHESS, established materials, such as carbon-fiber composites. to CHESS, the University of Minnesota 1994, mechanics of materials modeling stresses because of their orientation. in 1978, was originally funded by the The first year at MSN-C proved very were becoming multiscale. Modelers were Understanding stress at the crystal scale National Science Foundation (NSF) and productive—Department of Defense users starting to use microstructure (millions is especially important when looking provides a high-intensity X-ray source in from all three service branches successfully of tiny crystals in the case of metals) to at structural failure, such as fatigue or the form of beamlines. These beamlines completed experiments on the SMB or predict properties and performance of an fracture of metals. provide researchers with state-of-the-art FMB. In August 2020, MSN-C received engineering component. However, there “The places where these cracks start synchrotron radiation facilities. a renewal of funding from the Air Force were no microscale mechanical testing are often places where this anisotropy, Emerging X-ray diffraction techniques Research Lab for their second year. data—no one knew what the stresses on at that really small scale, rears its head,” that Miller and his research group helped During experiments, the beamlines each tiny crystal were. says Miller. “The dream is, if we can develop allowed them to measure and provide such an enormous amount of data, model every crystal in a metallic part, by then to simulate how each individual it takes a massive amount of processing to “The dream is, if understanding deformation processes crystal in a sample is loaded and evolves convert the raw X-ray data into the crystal we can model every at that scale, maybe we can design the over time—for example, during the loads scale stresses and strains that can be used crystal in a metallic material at that scale.” experienced by a titanium compressor together with models to predict behavior. part, by understanding During Miller’s sabbatical in 2000, blade in a jet engine. “We have recently done a great job of deformation processes at he became interested in the idea of using Miller’s group has been part of developing new hardware; CHESS recently that scale, maybe we can X-rays to study the microstructure and the transition at CHESS from science- went through a very large upgrade and design the material at the microscale deformation of metals based X-ray experiments to repeatable now the amount of data from a typical that scale.” and alloys. X-rays are uniquely suited to engineering measurements to better experiment has increased by at least an penetrate materials and non-destructively understand engineering-relevant questions order of magnitude. We are focused now Metallic crystals are anisotropic, or probe the structure of matter. Miller’s like crystal scale stress and strain. directionally dependent, meaning they idea came to fruition through CHESS, a Government institutions and industry Crystal stresses in the titanium sample after two experiments; one that provides the crystal outline and one that measures the stress value on each crystal. Page2 | MAE Page3 | Fall 2020 2 3 ALUMNI PROFILE

STEVESTEVE J. FUJIKAWA J. FUJIKA MAE ’77WA MAE ’77By Erin Philipson As a visionary, Fujikawa endeavored to position the company to take advantage of the coming New Space revolution. A shift from the traditional paradigm of big, expensive space to smaller, faster, cheaper satellites. One of Maryland Aerospace’s first Kestrel Eye deployment from the International Space Station on October 24, 2017. products was the IMI-100, an attitude control system for very small satellites by precisely pointing to targets on the planned mission in 2017 – 2018. company was interested in Maryland Earth or in space.” Aerospace’s star tracker to complement called CubeSats. Development of the “WITH THE MERGER, IMI-100 was funded by DARPA. The One of the first uses of the IMI- their sun sensor business. 100 was in CUSat. A satellite built at ADCOLE BROUGHT PROCESS “With the merger, Adcole brought IMI-100 was intended to capitalize on TO OUR BUSINESS AND WE the growing government and industry Cornell University by Mason Peck, process to our business and we brought the Stephen J. Fujikawa ’77 Professor BROUGHT INNOVATION TO innovation to theirs,” says Fujikawa. interest in the potential applications THEIRS,” SAYS FUJIKAWA. of CubeSats because they were quick of Astronautical Engineering. In 2020, Adcole Maryland Fujikawa recently established Aerospace was sold to AE Industrial to develop, a fraction of the cost of This program fueled the growth of Peck’s professorship in the Sibley Partners, a private equity firm that previous satellites, and took a much the company—allowing them to expand School of Mechanical and Aerospace specializes in Aerospace, Defense smaller team of people to build. their sales to U.S. Federal Government Engineering. and Government Services, Power Agencies, domestic commercial Maryland Aerospace then secured Generation and Specialty Industrial “Some of the original markets and global markets. funding from DARPA to develop markets. CubeSats just tumbled, Fujikawa says that as another product called Kestrel Eye—a As a serial entrepreneur, Fujikawa Steve Fujikawa ’77 has always became Maryland Aerospace. His so they had limited entrepreneurs, “We attempted to miniature surveillance satellite that is currently investigating prospects for been interested in aerospace and company aimed to provide attitude functionality,” says start a new product line every 2 had a telescope and was able to image starting another aerospace business. spacecraft—even as a child he built determination and control systems for Fujikawa. “When we years with the same personnel and targets on the battlefield for soldiers on He is also assisting Professor Peck with model airplanes to occupy his time. satellites. brought this product skill set that we already had.” Their the ground. preparing his students for their careers This interest is what drew Fujikawa to Maryland was the ideal location to market it kind of next large development was a star Previous battlefield reconnaissance in the space industry. the Cornell Sibley School of Mechanical for an aerospace startup because of its revolutionized the tracker, a device was done with multi-hundred-million- and Aerospace Engineering and what close proximity to government agencies industry because it that calculates dollar satellites that only made one or later led to his career in the aerospace like the NASA Goddard Space Flight allowed CubeSats to do spacecraft two passes over a given location each industry. Center, the Naval Research Laboratory what some of the larger attitude with day. “The concept with Kestrel Eye was While at Cornell, Fujikawa and the Defense Advanced Research satellites did by precisely respect to fixed to make them smaller and cheaper and especially enjoyed his courses in Projects Agency (DARPA), and large pointing to targets on the stars. In 2015, then launch hundreds of them,” says dynamics, system dynamics and aerospace contractors in the satellite Earth or in space.” Maryland Fujikawa. “Then there’s always one control systems which led him to business. Aerospace was coming over the horizon.” pursue a Masters in Dynamics and One of their first big contracts was Previous applications of CubeSats approached with The U.S. Army was excited about Control at Stanford University. with the Naval Research Laboratory, were limited because these small a merger offer the opportunity to build a constellation Fujikawa was eager to enter the supporting the initial construction satellites could not remain pointed in by Adcole, a of spy satellites that could provide aerospace industry after leaving of the International Space Station— one direction—they had no attitude company that real-time surveillance for battlefields, Stanford and worked at a number designing the orbit and attitude control control. “Some of the original CubeSats specialized in sun which led the U.S. Army Space and of companies designing rockets and system. “This was really instrumental just tumbled, so they had limited sensors, a device Missile Defense Command to sponsor spacecraft before eventually founding in helping us start the company,” functionality,” says Fujikawa. “When that does the the Kestrel Eye program, and deploy his own. says Fujikawa. “It kept us going for we brought this product to market it same thing using it from the ISS. Kestrel Eye operated In 1997, Fujikawa’s entrepreneurial probably two or three years while we kind of revolutionized the industry measurements successfully for the duration of its spirit led him to start a company looked for more business and hired because it allowed CubeSats to do to the sun. The IMI-101 Attitude Control Units Flown on Cornell’s CU Sat in 2013. with two friends, which eventually other people.” what some of the larger satellites did

Page4 | MAE Page5 |5 Fall 2020 4 CROSS-CAMPUS CONNECTION ADVISORYCOUNCIL

VEHO INSTITUTE ESTABLISHES SIBLEY SCHOOL ANNOUNCES CENTER AT CORNELL TECH By Erin Philipson FORMATION OF ADVISORY COUNCIL By Chris Dawson

David Erickson, Sibley College number of collaborations and research Richard Aubrecht ’66, M.S. ’67, Ph.D. Professor and the SC Thomas Sze partnerships we have with industry,” ’69, says that joining the council gives Director of Cornell’s Sibley School of says Erickson, “while at the same time him another way to contribute to his Mechanical and Aerospace Engineering providing our students the ‘real world’ alma mater. “I have been a member of (MAE), announced the formation of the experience they clamor for.” the Engineering College Council for Sibley School Advisory Council after a Council member Mark Schuster 35 years, a member of the previous more-than-twenty year absence. ’92, who earned a B.S. in Mechanical MAE Advisory Board for 6 years, “This is an idea that has been Engineering, sees the formation of the and a Cornell Trustee Emeritus since percolating for a long time,” says Advisory Council as a win for Cornell 1992,” says Aubrecht. “Over that time Erickson. “A key part of our mission Engineering and an excellent way Moog Inc. has contributed in many as New York’s land grant institution for the ASML Corporation to engage ways to support MAE’s facilities, is to contribute meaningfully to the with the Sibley School. Schuster is a research, and Project Teams. Through

Members of the Veho Institute celebrate the opening of the Italian Academic Center at Cornell Tech, November 25, 2019 on Roosevelt Island in NYC. common good. Ensuring that we are Director of Engineering—Mechatronics these affiliations, I have acquired truly impacting the common good at ASML’s Fairfield, Connecticut knowledge of Cornell’s innovations, Cornell Engineering has launched Engineering in the Sibley School; at scale,” said David Erickson, the requires us to engage beyond the operation. Strategic Plans, governance, processes, the Veho Institute for vehicle Francesco Ubertini, chancellor of the S.C. Thomas Sze Director of the Sibley academy. Most of our graduates go on “As a Cornell Mechanical etc. This background will enable me intelligence, formally partnering University of Bologna; and Enrico School of Mechanical and Aerospace to work in industry—and industry is Engineering grad, I’m honored to be to contribute to the plans for evolving Cornell with Italian universities Sangiorgi, vice chancellor for teaching Engineering. where scientific discovery is put into invited to serve on the MAE Advisory MAE. With my experience in strategic and luxury automakers as well as and education at the University of The Veho Institute’s first initiatives practice at a scale that can truly make Council,” says Schuster. “My company planning, I can help facilitate the establishing a new academic center at Bologna. will include projects conducted by an impact.” makes some of the most advanced updating of the MAE Strategic Plan.” Cornell Tech. The launch celebration “My hope is that this new institute master’s and Ph.D. students, as well as The inaugural members include machines on the planet, requiring Aubrecht worked at Moog as a Vice was held Nov. 25 at Cornell Tech in will help us transport the world of internships and exploratory projects four high-level academic researchers, the brightest students from the top President for Strategy and Technology New York City. high-performance automobiles into the for Cornell students who are interested (from Georgia Tech, UCLA, Case engineering programs. I’m proud to say and as Vice Chairman of the Board of Partners include Cornell future, not simply with autonomous in partnering with automakers. The Western Reserve, and Yale), and eleven that we hire more mechanical engineers Directors. Engineering, Cornell Tech and cars but also using all of the new areas institute plans to use its website as a industry representatives from a diverse from Cornell then from any other “Our members come from a diverse the Motorvehicle University of of artificial intelligence, data science forum for companies to post project array of fields. school. Any feedback I can provide set of fields and all share the wish Emilia-Romagna (MUNER) from the and the science of autonomy,” said opportunities for financial support, for Erikson explains that the formation to further optimize the program will to deepen relationships between the University of Bologna, Italy. Ferrari, whose research includes the which faculty at Cornell and Cornell of an Advisory Council is part of benefit the school, the students, and Sibley School and their companies or Engineering professors Silvia development of an autonomous driving Tech can compete. Faculty will also a larger plan to increase industrial hopefully my own future staff.” industries,” says Erickson. “This can Ferrari and MAE chair David Erickson model for Ferrari vehicles. have the opportunity to teach courses engagement at the Sibley School. Another Sibley School alumnus only make us stronger as a school and attended the opening of the Italian The gathering also celebrated at MUNER. “We see opportunities to increase the and Advisory Council member, as a college. Academic Center, November 25, 2019. the opening of the Italian Academic The institute was announced The institute’s central goal is Center, in the Tata Innovation Center at in 2018 with a memorandum of INAUGURAL MEMBERS advancing automotive engineering and Cornell Tech. The new center will give agreement. With the formal launch, Richard A. Aubrecht, Former Vice Robert F. Funari, Executive Chairman, Clare Rimnac, Distinguished University data science, with an emphasis on the Veho Institute and Cornell’s Italian each partner university made an initial President, Strategy and Technology, Moog, Inc Patient Care America, Chairman of the Board Professor, Wilbert J. Austin Professor of Engineering, Case Western Reserve University societal impacts, through collaboration partners a presence on the Cornell investment of $1 million to begin Ken Christy, Portfolio Manager, Navy NxStage Medical Enterprise and Sea Systems (NESS), the MITRE between students, faculty and auto Tech campus, and will provide Cornell programming. David Heller, CEO, Heller Industries Holly Rushmeier, John C. Malone Professor Corporation industry partners. Subject areas students and faculty with opportunities The Veho Institute has already of Computer Science, Yale University include advanced automotive for joint research projects and exchange begun joint entrepreneurship activities, Timothy Fisher, John P. and Claudia H. Mekala Krishnan, Leader, McKinsey Schauerman Endowed Chair in Engineering Global Institute’s research on gender economics, Mark Schuster, Director of Engineering, engineering; virtual reality and including workshops, startup days programs with companies including and Director of Mechanical and Aerospace inclusive growth, and economic development ASML computer graphics; autonomous Ducati, Ferrari, Lamborghini and and incubator programs, with Engineering, UCLA Samueli School of Hilary Lashley Rension Dan Vaughn driving; assisted mobility; and Maserati. the goal of eventually developing Engineering , Senior Business , Manager of External Andres Garcia Development Manager, GE Technology Collaborations and Intellectual transportation and civil infrastructures. “Bringing in industry partners is spin-off companies. Rosa Grimaldi, , Executive Director, Assets—Corning Incorporated The institute is co-led by Silvia really important to ensure the work professor and special delegate for Parker H. Petit Institute for Bioengineering Matthew Edward Monaghan, and Bioscience; Petit Director’s Chair in Chairman/President/CEO Invacare Corp Brett, G. Wood, President and CEO, Ferrari, the John Brancaccio Professor we do has intellectual robustness and entrepreneurship at the University of Bioengineering and Bioscience, Regents’ Toyota Material Handling North America, of Mechanical and Aerospace to ensure that the outcomes of our Bologna, is heading these initiatives. Professor, George W. Woodruff School of Tara Murphy, CEO, Vermont Smoke & Cure Senior Executive Officer at Toyota Industries work can be translated to the world Mechanical Engineering Regents Professor Corporation Page6 | MAE Page7 | Fall 2020 6 7 MAE AWARDS AND HONORS

FACULTY STUDENTS Nelly Andarawis- Mark Campbell, Robert Shepherd, DEPARTMENT AWARDS Puri, Associate John A. Mellowes ‘60 Associate Professor, Professor, was appointed Professor, received the and his company Walter Werring Prize: 2019 Sibley Prize: Bart Conta Prize in Energy and Associate Director for U.S. Air Force Chief Organic Robotics Corp Recognizing talented and dedicated The Sibley Prize was established in 1884 Environment: Graduate Programs in the of Staff Award for engineered one of the ten graduating seniors who have enhanced the for the Senior with the highest scholastic Awarded for best work on a research or Sibley School & DGS for Exceptional Public Service breakthrough apparel Cornell community, excelling in a manner average. design project dealing with energy and environment. Mechanical Engineering. —the highest-level award granted by the innovations at the befitting the reputation of the Sibley Award Recipient: Colin Hegarty ‘20 U.S. Air Force and was named a fellow of Consumer Technology School. Frank O. Ellenwood Prize: Award Recipients: Kaitlyn Dantuono Perrine Pepiot, the American Institute of Aeronautics and Association Conference 2020. Award Recipient: ‘20; Emma Renner ‘20 for their project Madeline Dubelier ‘20 Awarded to graduating Seniors with the Associate Professor, was Astronautics (AIAA). “Extreme Wind and Waves in the Thomas J. and Joan T. Kelly Prize: highest GPA in heat and power courses. appointed Director of Olivier Desjardins, Northeast,” and Jilly Cai ‘20 and Andrew Awarded to Seniors and M.Eng. Students Graduate Studies for Silvia Ferrari Associate Professor, Award Recipient: Brooke Jin, M.Eng. ‘20 Siler ‘20 for their project “Quantifying the in MAE displaying excellence in aerospace Aerospace Engineering received the Research Energy and Environmental Performances John Brancaccio Professor engineering, as demonstrated through McManus Design Award: and won the Dennis G. Excellence Award from of a Real-World Electric Heat Pump of Mechanical and coursework or an innovative design Awarded for the best technical paper of Shepherd Award. Cornell Engineering. Conversion Project in New York City.” Aerospace Engineering, project. The awardee must show tangible single or joint authorship presenting an was elected a fellow of Mason Peck, evidence of being a well-rounded person original solution to a design problem or Sibley Prize for Excellence in the American Society of Professor, was elected Matt Ulinksi, with an outstanding non-engineering project. Graduate Teaching Assistant: Mechanical Engineers (ASME) and the the inaugural Stephen J. Senior Lecturer, won the contribution to Cornell and/or the greater Awarded to Ph.D. Students and M.S. American Institute of Aeronautics and Award Recipients: Francesco DiMare ‘20 Fujikawa ‘77 Professor Sonny Yau ‘72 Award community. for the project “Cornell Baja Suspension candidates, recognizing their dedication Astronautics (AIAA). and excellence as teaching assistants for of Astronautical from Cornell Engineering Award Recipient: Stewart Aslan, M.Eng. Geometry” and Wei-Ling Sun ‘20 for the Engineering. and was an honored Sibley School courses. Hadas Ritz, ‘20 for “Pathfinder for Autonomous project “Cornell Baja OD16 Four-Wheel educator through the Senior Lecturer, received Navigation: A Low-Cost Architecture for Steering.” Award Recipients: Sarah Morris, M.E. Christopher Merrill Presidential the American Society Autonomous CubeSat Rendezvous and R.N. Janeway Automotive Ph.D. degree candidate and Pushan Hernandez, Scholars Program. of Engineering (ASEE) Docking.” Engineering Award: Sharma, M.E. Ph.D. degree candidate. was promoted to Outstanding Teaching Professor. Lawrence Outstanding Senior: This award is meant to recognize the best H.D. Block Graduate Teaching Award and the Michael Bonassar, Awarded to one M.E. Undergraduate proposal for improvement in automotive Prize: Tien ‘72 Teaching Award. Professor, won the Fiona Student who has exemplified leadership vehicles. Awarded to Ph.D. and M.S. Candidates Ip Li ‘78 and Donald Li and made significant contributions to the Award Recipient: William Nuñez ‘20 in the TAM Field, recognizing their Zhiting Tian, Jane Wang, Professor, ‘75 Award. Mechanical Engineering undergraduate for his proposal titled “Design and dedication and excellence as a teaching was elected a fellow of was awarded a Simons community. Manufacture of an FSAE Car Pedal Bay.” assistant in Engineering Mathematics and the American Society of Fellowship in Theoretical This award is made possible by Matthew Engineering Mechanics. Keith Green, Mechanical Engineers Physics and Mathematics. O’Connor ‘81, M.Eng. ‘82, ASME Chapter Professor, was named a (ASME) and promoted to President, ‘80-’81. Award Recipients: Aditya Bhaskar, T.A.M. Cornell Engaged Faculty Associate Professor with Ph.D. degree candidate. Fellow. Award Recipient: Carl DiFranco ‘20 tenure. Meredith Guy Hoffman, Silberstein, Associate EXTERNAL AND UNIVERSITY AWARDS was promoted to Professor, was selected C. Thomas Keith LeGrand, Ph.D. student working Akane Wakai, Ph.D. student working Xu Liu, Ph.D. student working with Associate Professor with for the 2020 Defense Avedisian, with Professor Silvia Ferrari, received the with Assistant Professor Atieh Moridi, Associate Professor Robert Shepherd, was tenure. Advanced Research Professor, received the FUSION Best Student Paper Award for his won a NASA Space Technology Graduate named “BP Advancing Energy Scholar” at Projects Agency (DARPA) ASME Classic Paper paper on exploiting bounded sensor field- Research Grant. the One Young World Summit. Young Faculty Award. Award. of-view geometry in tracking and sensor Colin Hagarty ‘20 planning problems. Xiangkun (Elvis) Cao, Ph.D. student , was selected as a Alan Zehnder Liran Gazit, Teaching , Hadas Kress- working with Professor David Erickson, Merrill Presidential Scholar, an honor that Professor, was appointed Support Specialist, was Jennifer Bustillos, Ph.D. student recognizes outstanding seniors in the top Gazit, received the MKS Instruments Research the Associate Dean awarded the Academic working with Assistant Professor Atieh 1% of their class. was promoted to full Excellence Award at Photonics West 2020 for Undergraduate Achievement Award from Moridi, was selected for the Knight@KIC Professor and was named and was named “BP Advancing Energy Madeline Dubelier ‘20, was selected Studies in the College of the Engineering Alumni Fellowship, funded by the Kavali Institute Scholar” at the One Young World Summit. one of the “30 women as a Merrill Presidential Scholar, an honor Engineering. Association. at Cornell for Nanos. in robotics you need to that recognizes outstanding seniors in the know about.” top 1% of their class. Page 9 Page82 |8 MAE 93 | Fall 2020 NEWFACULTY

math/physics track at school and found structural models and characterize thermal urge to know more.” Two events in high question, so in a way we are helping to JINGJIE that he excelled and very much enjoyed properties of silica aerogels. “Professor Ng SADAF school helped Sobhani narrow down her push the field into some new territory.” the subject matter. “I am a first-generation was very good to work with,” says Yeo. options a bit. The first was an internship Sobhani will continue this work college graduate,” says Yeo. “Neither of “He would give me general directions as a nursing assistant in a nursing home. at Cornell, with a dedicated lab space YEO my parents graduated from high school. and guidance, but he also gave me a lot of SOBHANI “I had been thinking that I would go to recently built in Grumman Hall. “Cornell They were both very supportive of me and freedom to develop my own ideas.” medical school and save the world that is the perfect place for me to do this sort let me choose the path I wanted to take.” As noted above, upon graduating way,” says Sobhani with a laugh. “But I of work,” says Sobhani. “I am very excited That path led Yeo to a bachelor’s with his Ph.D., Yeo spent a total of three did not like the experience at all.” to have this experimental space. And the degree in aerospace engineering and a years at the Institute of High Performance The second was a chance to do students that come to Cornell are so strong. Ph.D. in computational materials science Computing in Singapore and two-and- some biology-focused research. “That There are also some incredible shared and engineering. Both degrees were a-half years in post-doctoral positions at was formative for me,” says Sobhani. “It facilities here for additive manufacturing, conferred by Nanyang Technological MIT and Tufts. While at MIT, Yeo was a made me see that, through research, you characterization, and computation. I can University (NTU) in Singapore. As Yeo was Kaufman Teaching Fellow. “It was such can discover new information and take really dig into these questions about how searching for an undergraduate institution, a good experience for me,” says Yeo. “I it out into the light.” Sobhani took this we can design thermal systems that have Nanyang established the first aerospace learned so much about teaching. I realized insatiable desire to learn more and moved both a fluid and a solid structure.” engineering program in Singapore. “That that teaching is something that can learned to Stanford, where she earned a B.S., M.S., “In conventional fluid dynamics,” made my decision easy,” says Yeo. “During and practiced—that a person can get better and Ph.D., all in mechanical engineering. says Sobhani, “we think of boundary my undergraduate studies I met Professor at teaching by working at it.” Yeo put into conditions as determining system Jingjie (JJ) Yeo has joined the faculty Teng Yong Ng, who taught several of the practice what he was learning in his role “CORNELL IS THE possibilities. Embedding these solid of Cornell’s Sibley School of Mechanical materials-related courses at NTU. The as a Co-Instructor at Station1, a non-profit Sadaf Sobhani has joined the faculty PERFECT PLACE FOR structures changes everything.” Sobhani and Aerospace Engineering (MAE) as an clarity of his teaching inspired me.” organization with a scalable model of of Cornell’s Sibley School of Mechanical ME TO DO THIS SORT OF uses experimental and computational assistant professor. Yeo’s research focuses In his fourth year as an higher education based on inclusion and and Aerospace Engineering as an assistant WORK,” SAYS SOBHANI. techniques to investigate flow, heat on interdisciplinary studies of material undergraduate, Yeo had an internship with equity, learning through project-based professor. Sobhani’s research is focused THERE ARE ALSO SOME transfer, and chemical reactions in and biological phenomena by advancing the Singapore Institute of Manufacturing inquiry, and integration of STEM content generally on thermal management and INCREDIBLE SHARED porous media. Using what she learns multiscale, multi-physics computational Technology (SIMTech), where he worked with societal perspective and impact. energy conversion, with the goal of FACILITIES HERE FOR about the connections between micro- methods and simulations. He aims to on a method to perform non-destructive With these many and varied impacting innovations in high-efficiency, ADDITIVE MANUFACTURING, scale features and macro-scale transport characterize and predict the mechanical, testing of the skin of an airplane. “It was experiences under his belt, Yeo is eager low-emission, robust energy systems. CHARACTERIZATION, AND properties, Sobhani researches ways to chemical, optical, and electrical structure- the first chance I had to see industry- to apply it all at Cornell. “Cornell is quite Before coming to Cornell, Sobhani was a COMPUTATION. I CAN apply topology optimization techniques, function relationships of polymers, bio- oriented research and I liked it a lot,” unlike many of the universities I have postdoctoral researcher at the Lawrence REALLY DIG INTO THESE additive manufacturing, and non-intrusive polymers, and bio-inspired materials of says Yeo. Yeo then applied to SIMTech’s seen,” says Yeo. “It is more supportive and Livermore National Laboratory and a QUESTIONS ABOUT HOW diagnostics to design, fabricate, and various morphologies. parent organization, Singapore’s Agency collaborative and less competitive between visiting assistant professor in the Sibley WE CAN DESIGN THERMAL analyze tailored porous structures in Using additional techniques from for Science, Technology, and Research faculty members. People in the department School. SYSTEMS THAT HAVE BOTH combustion, electrochemistry, and other machine learning and computational (A*STAR), hoping to win funding for his really want to help each other succeed. Sobhani was born in Iran and her A FLUID AND A SOLID complex flow systems. biology, Yeo investigates phenomena doctoral studies. And it is also just so beautiful here.” family moved first to Austria when she STRUCTURE.” related to the human microbiome as a At Cornell, Yeo’s lab will focus on was ten years old and then, a year later, to “IT IS SUPPORTIVE AND improving the prevention and treatment the San Francisco Bay area of California. By Chris Dawson living material for engineering purposes. Sobhani carried out COLLABORATIVE AND LESS of diseases associated with aging and Sobhani’s father was an engineer, but he Before coming to Cornell, Yeo was a her doctoral work in the COMPETITIVE BETWEEN noncommunicable diseases, especially by was unable to complete his studies in Iran research scientist at Singapore’s Institute Center for Turbulence FACULTY MEMBERS. PEOPLE developing soft, adaptive, and responsive due to educational restrictions placed of High Performance Computing, where Research with her advisor, IN THE DEPARTMENT REALLY biomaterials at a low cost for drugs or drug on certain religious groups. Sobhani he developed silk-based cosmeceuticals Professor Matthias WANT TO HELP EACH OTHER delivery vehicles with specific targeting recognizes that part of the impetus for her and collaborated with Procter & Gamble Ihme. “My work focused SUCCEED,” SAYS YEO. mechanisms, environmentally sensitive to earn engineering degrees is rooted in on molecular dynamics (MD) modeling on combustion,” says implants for tissue engineering, or for wanting to complete her father’s path. of keratins and pigment cells. He also had Sobhani. “I wanted to use His application was successful and dynamic health monitoring. “Through our “In high school,” says Sobhani, “math post-doctoral positions at Tufts University lab work and computation he continued to work with Professor research,” says Yeo, “we will propel the and science came naturally and I loved and the Massachusetts Institute of to describe how flames Teng Yong Ng, together with his co- development of dynamically-responsive, learning about the natural world. I also Technology (MIT). behave when they are supervisor from A*STAR, Professor living materials and design synthetic loved creating things—I was always in my Long before any of these positions, restrained in a porous Zishun Liu. Yeo’s doctoral work focused biological platforms for engineering and room, drawing and painting. And reading! Yeo was a young boy in Singapore who structure. There is not a on computer simulation of graphene and medical applications.” I never thought that I would ever know liked solving puzzles, building models, lot of research yet on this and playing with Gundam robots. At the silica aerogels. Together, Yeo, Liu, and Ng enough to be satisfied. I had this insatiable Sadaf Sobhani speaking at the Global Ethanol Summit, 2019. age of twelve Yeo was streamed into the created a standardized method to create By Chris Dawson Page104 |10 |MAE MAE Page115 | Fall 2020 11 NEWFACULTY

in Maryland supporting the James Webb academia for Petro is the opportunity ELAINE Space Telescope and the Mars Atmosphere to try things that are a little more CORNELL SOLAR DISTRICT CUP TEAM and Volatile Evolution missions. experimental in nature. “The projects PLACES THIRD IN NATIONAL COMPETITION PETRO Working at Goddard after earning NASA sends into space are so high her B.S. in aerospace engineering from stakes and require such reliability and By Erin Philipson the University of Maryland was, in an confidence,” says Petro, “that there is not odd way, a bit of a homecoming for Petro. really any room for risky engineering or The Cornell Solar District systems engineering work in the real virtually on April 26th, 2020. The team “When I was growing up, my mom untried technologies. If you want to come Cup Team placed third at the U.S. world.” delivered their presentation to industry worked at Goddard sewing protective up with new designs or try new things, the Department of Energy’s Solar District Together, the various subteams professionals during a live video thermal blankets for use on spacecraft,” university is the place to do that.” Cup, a design competition aimed at modeled all aspects of the proposed conference event. The competition says Petro, “and my dad also worked Petro’s work at Cornell will continue modeling optimized, distributed solar system, from the interconnection of started with 61 teams and ended with there, applying thermal coatings to to focus on propulsion engineering for energy systems. the buildings and grid, to the power first, second and third place winners spacecraft. I even got to see two shuttle planetary exploration. Her specialty is ion Competing teams worked to design purchase agreement and battery for each of the three use case districts. launches because of their work. Because propulsion, which allows you to apply a integrated solar and storage systems dispatch cycles, as well as permitting “It was invaluable to see how other my parents exposed me to what NASA small, steady force over long periods of for real-world mixed-use districts. and legal issues of the project. people approached the same problem does, I was always really interested in time to achieve very high velocities. The Winning designs provided the highest The team saw the expansion of we had been working on for months,” space and the planets. I was also always basis for the systems Petro works with annual energy offset and the greatest Arlington into a growing hub as an says Rambaran. “The feedback for each good at—and enjoyed—math and science, is water—a resource which is proving financial savings. opportunity to make community team was definitely a wakeup call for so it wasn’t hard to choose aerospace to be abundant throughout the solar The Cornell team, managed engagement a selling point with how industry operates in comparison Elaine Petro has joined the faculty engineering as my field.” system. Water molecules can be ionized by the Energy Systems Club, led their design. “Besides the five large to some theoretical approaches in our of Cornell’s Sibley School of Mechanical and then the ionized molecules can be by Hannah Contreras ’21, and buildings with an abundance of rooftop designs. It made us really reflect on and Aerospace Engineering (MAE) as an “I WANTED TO BE AT A accelerated using electric fields. When advised by Matt Ulinski, Director space to house solar PV arrays, we what we did well or could have done assistant professor. Petro, who started PLACE THAT IS ALREADY these accelerated molecules are focused of the M.Eng. Program in the incorporated ground installations better.” in July 2020, is thrilled to be at Cornell. STRONG IN ENGINEERING, and directed out of a spacecraft, the craft Sibley School of Mechanical and as well such as solar carports over The Cornell Solar District Cup “Cornell has all the pieces already in place SPACE SCIENCE, AND is propelled forward. Ion propulsion may Aerospace Engineering, was tasked parking for shade and solar-powered Team is part of the Cornell Energy for me to build the research program I PLASMA SCIENCE AND sound like the stuff of science fiction, but with designing a solar plus storage kiosks that provide information about Systems Club. “Solar District Cup was want to build,” says Petro. “I wanted CORNELL IS ONE OF VERY Petro points out that Robert Goddard system for Crystal Parks, a section the local renewable generation,” says an incredible experience professionally, to be at a place that is already strong in FEW SCHOOLS THAT FITS studied the technology in the very early of the Crystal City neighborhood Rambaran. socially and academically,” says engineering, space science, and plasma THAT DESCRIPTION,” SAID 1900s. in Arlington, Virginia—a growing The solar conference was Rambaran. “The lessons extend far science and Cornell is one of very few PETRO. Petro is excited to be at Cornell and hub that houses the new Amazon scheduled to take place in Georgia, beyond renewable generation.” schools that fits that description.” is currently recruiting graduate students headquarters. but due to COVID-19, was held Petro’s says her research “straddles Petro enjoyed her three years working to join her lab. In the fall semester of 2020 Shivanie Rambaran ’20, led the propulsion engineering and planetary at Goddard before starting her doctoral she is teaching a class on the physics and design subteam where she planned the exploration.” She will explore in situ studies. “You get a different perspective engineering behind space propulsion. central logistics around the PV rooftop resources (those found on other bodies working on ‘real’ projects that aren’t arrays and ground installations which in the solar system) that can be used for simply isolated thought experiments,” By Chris Dawson included determining sizing, necessary propellants and novel architectures that says Petro. “The things we equipment, and optimization strategies. can take advantage of these resources for made at Goddard had to “We realized early on that there planetary exploration. exist and succeed in the was no way to tackle problems without Before coming to Cornell, Petro had real world, with all of its taking a “Systems Thinking” approach. a position as a post-doctoral research budgetary and political Each decision we had to make as a associate at MIT’s Space Propulsion and logistical constraints.” design subteam relied heavily on input Laboratory, studying ion propulsion for As an academic, Petro from all the rest; the finance, electrical, small satellites. Petro earned her Ph.D. in feels this awareness of the and development subteams,” said aerospace, aeronautical, and astronautical non-technical constraints Rambaran. “We would sit in on each engineering at the University of Maryland on space technology adds other’s meetings and be in constant College Park, where she worked with a useful dimension to her communication about updates because Professor Ray Sedwick, studying water- work. each small change would have a ripple based spacecraft propulsion. Before A draw away from effect on everyone else. That was great starting her doctoral studies, Petro worked Goddard and back to practice for how engineering teams and at NASA’s Goddard Space Flight Center Cornell Solar District Cup Team on a Zoom Call Elaine Petro teaching a Satellite Design School at the Universalized Panamericana

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Chemists create The Missing Professor Mason Astronaut faster-degrading Link: Cornell Peck on Cosmos: conducts Cornell Sibley Alum Leading plastic for Professor Mason Peck, experiment on a Team Making Next- marine uses: finds Hidden Stephen J. Fujikawa space station: Connections Gen Respirators for A collaboration ‘77 Professor of Orbiting 250 miles between Sibley School Professor, Meredith Between Energy and the Astronautical Engineering, along with above the Earth on the International Space Health Care Workers Silberstein, Cornell University Chemistry Environment: With the introduction 4 other Cornell Faculty were science Station, astronaut and station commander & Chemical Biology, and the College of of congressional bills like the Green advisors on COSMOS. All five faculty Luca Parmitano conducted an experiment Dan Cohen ’05, MS ’07, Ph.D. ’10 is CEO Wooster produced a new plastic that can New Deal, climate change and the are members of the interdisciplinary Carl designed by Professor Michel Louge that & co-founder of 3DBio Therapeutics, a environment have been at the forefront of Sagan Institute: will help validate numerical models used Cornell spinout company that creates degrade on a realistic time scale if lost in an aquatic environment. the nation’s mind. However, for Professor for a number of industrial and geophysical living tissue implants for therapeutic applications. When the COVID-19 pandemic K. Max Zhang, mechanical and aerospace applications. hit, 3DBio was focused on developing reconstructive tissue for children with microtia. Telescope engineering, it was a class at Cornell that As the virus escalated, 3DBio reconfigured a portion of its engineering operations to Cornell Online upgrade, move design and manufacture powered air purifying respirators (PAPRs), top-of-the-line Classes Gain inspired his current research on High will aid in search Iterate Labs protective devices for workers in the most infectious environments. Popularity with Energy Demand Days—days during the for exoplanets: pivots to track year when energy demand is particularly Alumni and Dmitry Savransky, workplace social General Public: high. distancing: Bone Space assistant professor of mechanical and Iterate breakthrough Applications Rajesh Bhaskaran, Swanson Director of aerospace engineering, is a co-investigator Labs, founded by Engineering Simulation in the Sibley Two-step on a $2.6 million NSF grant aiming to Apoorva Kiran, Ph.D. ‘17 and Jason Guss, may lead to used for method patches more durable Agriculture: School, has seen increased enrollment improve the search for exoplanets by Ph.D. ‘18 has expanded the features of in his free EdX online course called “A herniated discs: upgrading the Gemini Planet Imager their technology to enable companies to airplane wings: Former Lecturer Hands-On Introduction to Engineering A collaboration (GPI). bring employees back to work safely amid Professor Christopher Hernandez and in, Hunter Adams, pivoted the use of Simulations” since the COVID-19 led by Lawrence COVID-19. his team made a breakthrough discovery autonomous chip satellites from space pandemic. Bonassar developed a two-step technique Engineering about how the internal structure of bone applications to agriculture. to repair herniated discs so they maintain NSF funding can be strengthened to withstand repeated Co-op Program to help erase mechanical function and won’t collapse or continues wear and tear. His findings could help Microbiome Active Learning deteriorate. upstate NY’s treat osteoporosis patients and lead to research at Initiative Makes relationship digital divide: with GE Aviation, the creation of more durable, lightweight Cornell: Big Impact NSF has awarded Professor Sibley Ph.D. providing invaluable student materials for the aerospace industry. Christopher on Transition $1.5 million to Professor Max Zhang and and Group won experiences: Cornell Engineering has Hernandez, and to Online Novelty Prize collaborators to help bridge New York’s Three Sibley researchers are collaborating to understand Instruction: The a long history with GE Aviation, most digital divide by designing the nation’s at Digital Ag recently Sophia Norwood ’21 completed School Ph.D. the human microbiome. project, called Active Learning Initiative Hackathon: first statewide Internet of Things public students will (ALI), is funded by Cornell’s Office of the her Co-op at their facility outside of infrastructure. Earthworm- Houston Claure, doctoral student, MAE; explore market Vice Provost for Academic Innovation Boston, MA. shaped robots Apratim Jash, doctoral student, food potential for and the Center for Teaching Innovation could help breed engineering; Adam Kendrick, MBA ’20; their research: The students became through grants, with the overall goal new drought- Patrick Schulz, M.S. ’21, food engineering Commercialization Fellows which allows to facilitate the redesign of courses to resistant crops: won the novelty prize at the digital ag them to explore the market potential for implement research-based active learning Mobile phone- Associate Professor Robert Shepherd hackathon for their project “Using waste their research with entrepreneurship strategies. The program greatly aided partnered with horticulture to develop byproducts from tequila production for a based saliva test experts in the industry and academia the transition to virtual instruction in the robots that can burrow into the soil with healthy probiotic drink.” spring. wins NIH prize minimal disturbance to better understand A team of researchers including David Cornell Atkinson roots. Center awards Researchers Erickson, S.C. Thomas Sze Director Five Sibley create of the Sibley School, designed a grant for project Halo Labs raised School students led by Professor $12M in Series B 3D-printed, mobile phone-based system to detect have been sweating robot infectious diseases, inflammation and Max Zhang: The Financing: selected as muscle: To nutritional deficiencies which was project will develop, monitor and model The company was 2020 Kessler awarded a $100,000 NIH Tech Accelerator Challenge prize. For the saliva-based test, a co-founded by S.C. address the challenge of managing soft mitigation strategies for medical facilities Fellows: The Kessler Fellows program is small 3D-printed adapter is clipped to a mobile phone and synced with a mobile app. Thomas Sze Director, David Erickson, and robots’ internal temperature, Associate to protect health care workers from designed to help cultivate entrepreneurial The app uses the phone’s camera to image test strips to detect malaria, iron deficiency COVID-19 in NYC. Collaborators include former Ph.D. student, Bernardo Cordovez Professor Rob Shepherd and his team took and inflammation, with results in under 15 minutes. The proposal builds on the readiness—preparing students to spend Weill Cornell Medicine, The Baker Institute who worked in Erickson’s lab. Halo Labs inspiration from our own natural cooling FeverPhone and NutriPhone platforms developed by the team at Cornell’s Institute their summer with a startup. and the School of Civil and Environmental analyzes particles to allow their customers system: sweating. for Nutritional Sciences, Global Health and Technology (INSiGHT). Engineering. to better their biopharmaceutical products.

Page148 |14 |MAE MAE Page159 15| Fall 2020 Published by the Sibley School of Mechanical and Aerospace Engineering Editors: Erin Philipson, David Erickson, and the Engineering Marketing and Communications Team Writers: Erin Philipson and Chris Dawson Cornell University Sibley School of Mechanical and Aerospace Engineering 130 Upson Hall Ithaca, NY 14853-5401 © 2020 Cornell University

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