 Powders and Grains 2017 – 8th International Conference on

Micromechanics on Granular

Media

EPJ Web of Conferences Volume 140 (2017)

Montpellier, France 3 - 7 July 2017

Part 1 of 2

Editors:

Farhang Radjai Stefan Luding Saeid Nezamabadi Jean-Yves Delenne

ISBN: 978-1-5108-4434-6

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Curran Associates, Inc. 57 Morehouse Lane Red Hook, NY 12571 USA Phone: 845-758-0400 Fax: 845-758-2633 Email: [email protected] Web: www.proceedings.com TABLE OF CONTENTS

PART 1

FLOW CHARACTERISTICS OF METALLIC POWDER GRAINS FOR ADDITIVE MANUFACTURING...... 1 Peters Bernhard, Pozzetti Gabriele

ON THE TORSIONAL LOADING OF ELASTOPLASTIC SPHERES IN CONTACT ...... 5 Nadimi Sadegh, Fonseca Joana

A DISCRETE ELEMENT MODEL OF BRITTLE DAMAGES GENERATED BY THERMAL EXPANSION MISMATCH OF HETEROGENEOUS MEDIA...... 9 André Damien, Nguyen Truong thi, Tessier-doyen Nicolas, Huger Marc

ESTIMATION OF THE VELOCITY AT THE IMPACT OF HIGH RATE SLIDING GRANULAR MASSES ...... 13 Federico Francesco, Cesali Chiara

NUMERICAL MODELING OF THE DEBRIS FLOWS RUNOUT...... 17 Federico Francesco, Cesali Chiara

WHY GRANULAR MEDIA ARE THERMAL AFTER ALL ...... 21 Liu Mario, Jiang Yimin

ACCOUNTING FOR SEGREGATION EMPLOYING GRANULAR SOLID HYDRODYNAMICS...... 25 Liu Mario, Jiang Yimin

ANGLE OF REPOSE REVISITED: WHEN IS A HEAP A CONE? ...... 29 Rackl Michael, Grötsch Florian E., Günthner Willibald A.

APPLICATION OF SPHERICAL HARMONICS ANALYSIS ON LBS PARTICLES AND LBS FRAGMENTS...... 33 Zhao Budi, Wei Deheng, Wang Jianfeng

NUMERICAL STUDY OF PARTICLE CAPTURE EFFICIENCY IN FIBROUS FILTER...... 37 Fan Jianhua, Lominé Franck, Hellou Mustapha

STATISTICAL PROPERTIES OF GRAVITY-DRIVEN GRANULAR DISCHARGE FLOW UNDER THE INFLUENCE OF AN OBSTACLE...... 41 Endo Keita, Katsuragi Hiroaki

DYNAMICAL WEAKENING OF PYROCLASTIC FLOWS BY MECHANICAL VIBRATIONS...... 45 Valverde Jose Manuel, Soria-Hoyo Carlos, Roche Olivier

ENHANCEMENT OF CO2 CAPTURE IN LIMESTONE AND DOLOMITE GRANULAR BEDS BY HIGH INTENSITY SOUND WAVES ...... 49 Valverde Jose Manuel, Perez-Ebri Jose Manuel, Sanchez-Quintanilla Miguel Angel

ON THE TENSILE STRENGTH OF SOIL GRAINS IN HERTZIAN RESPONSE ...... 53 Nadimi Sadegh, Fonseca Joana

MICRO-SCALE ANISOTROPY OF CONTACTS AND PORES IN GRANULAR MEDIA ...... 57 Sufian Adnan, Russell Adrian R., Whittle Andrew J.

DRY GRANULAR FLOWS – RHEOLOGICAL MEASUREMENTS OF THE µ(I) – RHEOLOGY...... 61 Fall Abdoulaye, Badetti Michel, Ovarlez Guillaume, Chevoir François, Roux Jean-Noël

DISCONTINUOUS SHEAR THICKENING IN CORNSTARCH SUSPENSIONS ...... 65 Fall Abdoulaye, Lemaître Anaël, Ovarlez Guillaume

INFLUENCE OF OBSTACLES ON BUBBLES RISING IN WATER-SATURATED SAND...... 69 Poryles Raphaël, Varas Germán, Vidal Valérie

INVESTIGATIONS OF FORMATION OF QUASI-STATIC VORTEX-STRUCTURES IN GRANULAR BODIES USING DEM ...... 73 Kozicki Jan, Tejchman Jacek

DYNAMIC SELF-ASSEMBLY OF NON-BROWNIAN SPHERES...... 77 Salazar J. Marcos, Simon J. Marc, Ruiz-Suárez J. Carlos, Peñuñuri Francisco, Carvente Osvaldo

GRANULAR COMPACTION AND STRETCHED EXPONENTIALS - EXPERIMENTS AND A NUMERICAL STOCHASTIC MODEL ...... 81 Nicolas Maxime, Mathonnet Jean-Eric, Dalloz Blanche, Sornay Philippe

EXPERIMENTAL STUDY OF SHEAR BANDS FORMATION IN A GRANULAR MATERIAL ...... 85 Nguyen Thai Binh, McNamara Sean, Crassous Jérôme, Amon Axelle

ON THE RELEVANCE OF THE MESO-SCALE IN AN UPSCALING APPROACH FOR GRANULAR MATERIALS ...... 89 Nguyen Sinh Khoa, Magoariec Hélène, Vincens Eric, Cambou Bernard

ASSESSING THE REPRESENTATIVENESS OF DURABILITY TESTS FOR WOOD PELLETS BY DEM SIMULATION – COMPARING CONDITIONS IN A DURABILITY TEST WITH TRANSFER CHUTES ...... 93 Mahajan Aditya, Dafnomilis Ioannis, Hancock Victoria, Lodewijks Gabriel, Schott Dingena

COMPARING THE EFFECTS OF INTERPARTICLE FRICTION COEFFICIENT AND INTERMEDIATE STRESS RATIO ON CRITICAL-STATE DEM SIMULATIONS USING DELAUNAY TRIANGULATIONS ...... 97 Hanley Kevin J., Huang Xin, O’Sullivan Catherine

EXPERIMENTAL INVESTIGATION OF IMPINGING JET EROSION ON MODEL COHESIVE GRANULAR MATERIALS ...... 101 Brunier-Coulin Florian, Sarrat Jean-Loup, Cuéllar Pablo, Philippe Pierre

NON-SPHERICAL GRANULAR FLOWS DOWN INCLINED CHUTES ...... 105 Hidalgo R.C., Rubio-Largo S.M., Alonso-Marroquin F., Weinhart T.

EFFECT OF THE PARTICLE SHAPE ON THE PARTICLE DYNAMICS IN A SPHERONIZATION PROCESS ...... 109 Weis Dominik, Niesing Maria, Thommes Markus, Antonyuk Sergiy

KINETIC THEORY OF DISCONTINUOUS SHEAR THICKENING ...... 113 Hayakawa Hisao, Takada Satoshi

RHEOLOGY OF DENSE SUSPENSIONS OF NON COLLOIDAL PARTICLES ...... 117 Guazzelli Élisabeth

CLUSTERING AND MELTING IN A WET GRANULAR MONOLAYER ...... 122 Ramming Philipp, Huang Kai

GRAIN DEFORMATION PROCESSES IN POROUS QUARTZ SANDSTONES – INSIGHT FROM THE CLUSTERS OF CATACLASTIC DEFORMATION BANDS...... 126 Philit Sven, Soliva Roger, Ballas Gregory, Fossen Haakon

SENSITIVITY ANALYSIS OF IMMERSED BOUNDARY METHOD SIMULATIONS OF FLUID FLOW IN DENSE POLYDISPERSE RANDOM GRAIN PACKINGS...... 130 Knight Chris, Abdol Azis Mohd Hazmil, O’Sullivan Catherine, van Wachem Berend, Dini Daniele

EXPERIMENTAL STUDY OF TENSILE STRENGTH OF PHARMACEUTICAL TABLETS: EFFECT OF THE DILUENT NATURE AND COMPRESSION PRESSURE ...... 134 Juban Audrey, Briançon Stéphanie, Puel François, Hoc Thierry, Nouguier-Lehon Cécile

CHARACTERISING POWDER FLOW PROPERTIES – THE NEED FOR A MULTIVARIATE APPROACH ...... 138 Freeman Tim, Brockbank Katrina, Sabathier Jerome

FLEXIBLE FIBER IN INTERACTION WITH A DENSE GRANULAR FLOW CLOSE TO THE JAMMING TRANSITION ...... 142 Algarra Nicolas, Leang Marguerite, Lazarus Arnaud, Vandembroucq Damien, Kolb Evelyne

NUMERICAL MODELLING OF POWDER CAKING AT REV SCALE BY USING DEM...... 146 Guessasma Mohamed, Silva Tavares Homayra, Afrassiabian Zahra, Saleh Khashayar

DENSE GRANULAR FLOWS: A CONCEPTUAL DESIGN OF HIGH-POWER NEUTRON SOURCE ...... 150 Yang Lei, Zhang Sheng, Lin Ping, Yang Guanghui, Tian Yuan, Wan Jiang-feng

RELAXATION PROCESSES AFTER INSTANTANEOUS SHEAR RATE REVERSAL IN A DENSE GRANULAR FLOW...... 154 Rojas Eduardo, Soto Rodrigo, Clement Eric, Trulsson Martin, Andreotti Bruno

DOES MODIFYING THE PARTICLE SIZE DISTRIBUTION OF A GRANULAR MATERIAL (I.E., MATERIAL SCALPING) ALTERS ITS SHEAR STRENGTH? ...... 158 Azéma Emilien, Linero Sandra, Estrada Nicolas, Lizcano Arcesio

CHEMICAL ANALYSIS OF EXTRACTING TRANSITION METAL OXIDES FROM POLYMETALLIC ORE BY SULPHATE PROCESS...... 162 Enkh-Uyanga Otgon-Uul, Munkhtsetseg Baatar, Urangoo Urtnasan, Tserendulam Enkhtur, Agiimaa Davaadorj

TOWARDS QUALITY BY DESIGN IN PHARMACEUTICAL MANUFACTURING: MODELLING AND CONTROL OF AIR JET MILLS...... 166 Bhonsale Satyajeet, Telen Dries, Stokbroekx Bard, Van Impe Jan

DISSIPATIVE LATERAL WALLS ARE SUFFICIENT TO TRIGGER CONVECTION IN VIBRATED GRANULAR GASES ...... 170 Pontuale Giorgio, Gnoli Andrea, Vega Reyes Francisco, Puglisi Andrea

AXIAL SEGREGATION IN SPHERICAL AND CYLINDRICAL ROTATING TUMBLERS...... 174 D’Ortona Umberto, Thomas Nathalie, Lueptow Richard M.

EVOLUTION OF THE TEMPERATURE DISTRIBUTION OF GRANULAR MATERIAL IN A HORIZONTAL ROTATING CYLINDER ...... 178 Yohannes Bereket, Emady Heather, Anderson Kellie, Javed Maham, Paredes Ingrid J., Muzzio Fernando J., Borghard William G., Glasser Benjamin J., Cuitiño Alberto M.

EVOLUTION OF CLOUDS OF MIGRATING MICRO-PARTICLES WITH HYDRODYNAMIC AND ELECTROSTATIC INTERACTIONS...... 182 Chen Sheng, Li Shuiqing

PERCOLATION STUDY FOR THE CAPILLARY ASCENT OF A LIQUID THROUGH A GRANULAR SOIL...... 186 Cárdenas-Barrantes Manuel Antonio, Muñoz José Daniel, Araujo Nuno Machado

STRUCTURAL CHANGES IN WET GRANULAR MATTER DUE TO DRAINAGE...... 190 Nair Prapanch, Pöschel Thorsten

DENSE FLOW AROUND A SPHERE MOVING INTO A CLOUD OF GRAINS...... 194 Gondret Philippe, Faure Sylvain, Lefebvre-Lepot Aline, Seguin Antoine

QUANTIFYING GRAIN SHAPE WITH MORPHEOLV: A CASE STUDY USING HOLOCENE GLACIAL MARINE SEDIMENTS...... 198 Charpentier Isabelle, Staszyc Alicia B., Wellner Julia S., Alejandro Vanessa

MODEL OF THE SALTATION TRANSPORT BY DISCRETE ELEMENT METHOD COUPLED WITH WIND INTERACTION ...... 202 Oger Luc, Valance Alexandre

EXPERIMENTS AND NUMERICAL MODELING FOR THE MOVEMENT AND RESUSPENSION OF GRAINS...... 206 Valenzuela Aracena Karina A., Benito Jesica G., Oger Luc, Uñac Rodolfo O., Ippolito Irene, Vidales Ana M.

AN APPRAISAL OF THE INFLUENCE OF MATERIAL FABRIC AND STRESS ANISOTROPY ON SMALL-STRAIN STIFFNESS...... 210 Nguyen Hoang, Otsubo Masahide, O’Sullivan Catherine

TESTING THE µ(I) GRANULAR RHEOLOGY AGAINST EXPERIMENTAL SILO DATA...... 214 Fullard Luke, Breard Eric, Davies Clive, Lagrée Pierre-Yves, Popinet Stéphane, Lube Gert

TRANSPORT AND DEPOSITION OF COHESIVE PHARMACEUTICAL POWDERS IN HUMAN AIRWAY...... 218 Wang Yuan, Chu Kaiwei, Yu Aibing

DEM SIMULATION OF DENDRITIC GRAIN RANDOM PACKING: APPLICATION TO METAL ALLOY SOLIDIFICATION ...... 222 Olmedilla Antonio, Založnik Miha, Combeau Hervé

COMPARISON BETWEEN A µFE MODEL AND DEM FOR AN ASSEMBLY OF SPHERES UNDER TRIAXIAL COMPRESSION...... 226 Nadimi Sadegh, Shire Tom, Fonseca Joana

SCALING LAWS FOR IMPLICIT VISCOSITIES IN SMOOTHED PARTICLE HYDRODYNAMICS ...... 230 Bierwisch Claas, Polfer Pit

SIMULATIONS OF THE EFFECT OF PARTICLE SIZE ON TEXTURE AND FORCE TRANSMISSION IN BIDISPERSE GRANULAR COMPOSITES ...... 234 Preechawuttipong Itthichai, Jongchansitto Pawarut

EXPERIMENTAL STUDY OF PARTICLE SIZE SEGREGATION IN 2D GRANULAR MATERIALS UNDER VERTICAL VIBRATIONS ...... 238 Jongchansitto Pawarut, Kanyalert Thuwachit, Preechawuttipong Itthichai

AN EXPERIMENTAL INVESTIGATION ON THE GENERATION OF A STABLE ARCH IN GRANULAR MATERIALS USING A DEVELOPED TRAPDOOR APPARATUS...... 242 Ahmadi Ali, Seyedi Hosseininia Ehsan

THERMAL PROPERTIES OF AN IMPURITY IMMERSED IN A GRANULAR GAS OF ROUGH HARD SPHERES ...... 246 Vega Reyes Francisco, Lasanta Antonio, Santos Andrés, Garzó Vicente

MICRO-MECHANICAL INVESTIGATION OF THE EFFECT OF FINE CONTENT ON MECHANICAL BEHAVIOR OF GAP GRADED GRANULAR MATERIALS USING DEM ...... 250 Taha Habib, Nguyen Ngoc-Son, Marot Didier, Hijazi Abbas, Abou-Saleh Khalil

GRANULAR COMPACTION BY FLUIDIZATION ...... 254 Tariot Alexis, Gauthier Georges, Gondret Philippe

THE SOUND OF AVALANCHES: FROM A GLOBAL TO A LOCAL PERSPECTIVE...... 258 Dubourg Florine, Lherminier Sébastien, Planet Ramon, Rapina Kenny, Bunel Félix, Vanel Loïc, Ramos Osvanny

THE EFFECT OF INTERFACIAL PROPERTIES AND LIQUID FLOW ON THE STABILITY OF POWDER ISLANDS...... 262 Ong Xin Yi, Taylor Spencer E., Ramaioli Marco

DUNE FORMATION IN DILUTE PHASE PNEUMATIC TRANSPORT SYSTEM: PIV & PTV BASED ANALYSIS...... 266 Jhalani Sumit, Patankar Atharva, Makawana Ajay, Bose Manaswita

EROSION PATTERNS ON A GRANULAR BED AROUND A VERTICAL CYLINDER...... 270 Lachaussée Florent, Bertho Yann, Morize Cyprien, Sauret Alban, Gondret Philippe

MICROGRAVITY SPREADING OF WATER SPHERES ON HYDROPHOBIC CAPILLARY PLATES ...... 273 Steub Laura, Kollmer Jonathan, Paxson Derek, Sack Achim, Pöschel Thorsten, Bartlett John, Berman Douglas, Richardson Yaateh, Louge Michel Y.

DYNAMICS OF BREAKING ARCHES UNDER A CONSTANT VIBRATION ...... 277 Guerrero Bruno, Lozano Celia, Zuriguel Iker, Garcimartín Angel

TRANSIENT PERISTALTIC TRANSPORT OF GRAINS IN A LIQUID ...... 281 Marconati Marco, Rault Sharvari, Charkhi Farshad, Burbidge Adam, Engmann Jan, Ramaioli Marco

JAMMING TRANSITION EVINCED BY VORONOI TESSELATION ...... 285 Boaventura Eduardo, Ducha Fernando, Atman A.P.F

COLLISIONAL MODEL OF THE DRAG FORCE OF GRANULAR IMPACT...... 289 Stevens Bester Cacey, Behringer Robert P.

CONTACT FORCES BETWEEN A PARTICLE AND A WET WALL AT BOTH QUASI-STATIC AND DYNAMIC STATE...... 293 Zhang Huang, Chen Sheng, Li Shuiqing

LOOKING INTO THE EVOLUTION OF GRANULAR ASTEROIDS IN THE SOLAR SYSTEM ...... 297 Sánchez Paul, Scheeres Daniel, Hirabayashi Masatoshi, Tardivel Simon

MODELING SEGREGATION IN MODULATED GRANULAR FLOW...... 301 Lueptow Richard M., Deng Zhekai, Xiao Hongyi, Umbanhowar Paul B.

CHANGES TO GRAIN PROPERTIES DUE TO BREAKAGE IN A SAND ASSEMBLY USING SYNCHROTRON TOMOGRAPHY ...... 305 Afshar Tabassom, Disfani Mahdi, Narsilio Guillermo, Arulrajah Arul

WARREN-SPRING BASED MODEL FOR THE SHEAR YIELD LOCUS OF COHESIVE BIOMASS POWDERS...... 309 Vanneste-Ibarcq Clément, Melkior Thierry, de Ryck Alain

SHEAR-BANDING PREDICTED BY A CONSTITUTIVE MODEL WITH A STRUCTURAL PARAMETER IN CYLINDRICAL COUETTE FLOWS ...... 313 Jenny Mathieu, Kiesgen de Richter Sébastien, Louvet Nicolas, Gaudel Naima, Skali-Lami Salaheddine

BLENDING LIQUID INTO A FLOWING DRY GRANULAR MATERIAL...... 317 Saingier Guillaume, Sauret Alban, Jop Pierre

NONAFFINITY IN AMORPHOUS SOLIDS CLOSE TO THE JAMMING TRANSITION...... 321 Arévalo Roberto, Pica Ciamarra Massimo

FRAGMENTATION MODELING OF A RESIN BONDED SAND...... 325 Hilth William, Ryckelynck David

DEM INVESTIGATION ON CHARACTERISTICS OF ROLLING RESISTANCE FOR MODELLING PARTICLE SHAPE ...... 329 Zhou Lunlun, Chu Xihua, Xu Yuanjie

GRAIN BREAKAGE UNDER UNIAXIAL COMPRESSION, THROUGH 3D DEM MODELLING ...... 333 Nader François, Silvani Claire, Djeran-Maigre Irini

AN EXPERIMENTAL STUDY ON PARTICLE EFFECTS IN LIQUID SHEETS ...... 337 Sauret Alban, Troger Anthony, Jop Pierre

FABRICATION OF COMPOSITES VIA SPOUTED BED GRANULATION PROCESS AND SIMULATION OF THEIR MICROMECHANICAL PROPERTIES...... 341 Eichner Eduard, Dosta Maksym, Heinrich Stefan, Schneider Gerold A.

INFLUENCE OF TEMPERATURE AND VELOCITY ON THE EMPTYING OF SILO HOPPERS ...... 345 Ripp Marcus, Hesse Robert, Antonyuk Sergiy

TRENDS IN THE EVOLUTION OF PARTICLE MORPHOLOGY WITH SIZE IN COLLUVIAL DEPOSITS OVERLYING CHANNEL IRON DEPOSITS ...... 348 Linero Sandra, Fityus Stephen, Simmons John, Lizcano Arcesio, Cassidy Jessica

COUPLING IN-SITU X-RAY MICRO- AND NANO-TOMOGRAPHY AND DISCRETE ELEMENT METHOD FOR INVESTIGATING HIGH TEMPERATURE SINTERING OF METAL AND CERAMIC POWDERS...... 352 Yan Zilin, Martin Christophe L., Bouvard Didier, Jauffrès David, Lhuissier Pierre, Salvo Luc, Olmos Luis, Villanova Julie, Guillon Olivier

INFLUENCE OF PARTICLE DEFORMATION ON THE PLASTIC FLOW OF DUCTILE GRANULAR MATERIALS ...... 356 Abdelmoula Nouha, Harthong Barthélémy, Imbault Didier, Dorémus Pierre

WHAT IS FLUIDITY? DESIGNING AN EXPERIMENTAL SYSTEM TO PROBE STRESS AND VELOCITY FLUCTUATIONS IN FLOWING SUSPENSIONS...... 360 Workamp Marcel, Alaie Sepideh, Dijksman Joshua A.

A GRANULAR SYSTEM OF ELLIPSES UNDER LINEAR SHEAR...... 364 Wang Dong, Zheng Hu, Behringer Robert P.

NUMERICAL MODELS FOR FLUID-GRAINS INTERACTIONS: OPPORTUNITIES AND LIMITATIONS...... 368 Esteghamatian Amir, Rahmani Mona, Wachs Anthony

A PARALLEL DISCRETE ELEMENT METHOD TO MODEL COLLISIONS BETWEEN NON- CONVEX PARTICLES ...... 372 Rakotonirina Andriarimina Daniel, Delenne Jean-Yves, Wachs Anthony

EFFECTS OF VERTICAL VIBRATION ON SURFACE INTRUDER LOADING IN A MULTIPLE- SIZE GRANULAR SYSTEM...... 376 Hou Wenqing, Zhang Shiping, Wu Ping, Li Li, Wang Li

ON THE PROGRESSIVE NATURE OF GRAIN CRUSHING...... 380 Ciantia Matteo O., Piñero Gema, Zhu Jian, Shire Tom

CLUSTER SPLITTING IN GRANULAR SEGREGATION DRIVEN BY HORIZONTAL SHAKING ...... 384 Garcimartín Angel, Larrea Ignacio, Lozano Celia, Zuriguel Iker

INFLUENCE OF PARTICLE SIZE IN SILO DISCHARGE ...... 388 Gella Diego, Maza Diego, Zuriguel Iker

MODELLING POLYMERIC DEFORMABLE GRANULAR MATERIALS - FROM EXPERIMENTAL DATA TO NUMERICAL MODELS AT THE GRAIN SCALE...... 392 Teil Maxime, Harthong Barthélémy, Imbault Didier, Peyroux Robert

PROCESSING AND PROPERTIES OF TITANIUM ALLOY BASED MATERIALS WITH TAILORED POROSITY AND COMPOSITION...... 396 Cabezas-Villa Jose Luis, Olmos Luis, Lemus-Ruiz Jose, Bouvard Didier, Chavez Jorge, Jimenez Omar, Manuel Solorio Victor

MODELLING THE NORMAL BOUNCING DYNAMICS OF SPHERES IN A VISCOUS FLUID...... 400 Izard Edouard, Lacaze Laurent, Bonometti Thomas

RHEOLOGY OF DENSE GRANULAR CHUTE FLOW: SIMULATIONS TO EXPERIMENTS ...... 404 Bharathraj S, Murthy T G, Kumaran V

QUANTITATIVE PREDICTIONS OF THE µ(I) RHEOLOGY IN 2D AND 3D GRANULAR COLUMN COLLAPSE: SCALING LAWS AND QUASI-STATIC VS. INERTIAL REGIMES ...... 408 Valette Rudy, Riber Stéphanie, Hachem Elie

INFLUENCE OF FLIGHT SHAPE ON DISCHARGING PROFILES OF GRANULAR MATERIAL IN ROTARY DRYER ...... 412 Benhsine Ilham, Hellou Mustapha, Lominé Franck, Roques Yves

2D ULTRA-FAST MRI OF GRANULAR DISPERSION BY A LIQUID JET ...... 416 Peng Yunan, Sederman Andrew J., Ramaioli Marco, Hughes Eric, Gladden Lynn F., Mantle Mick D.

TESTING OCCAM’S RAZOR TO CHARACTERIZE HIGH-ORDER CONNECTIVITY IN PORE NETWORKS OF GRANULAR MEDIA: FEATURE SELECTION IN MACHINE LEARNING ...... 420 van der Linden Joost, Tordesillas Antoinette, Narsilio Guillermo

SELF-STRUCTURING OF GRANULAR MATERIAL UNDER CAPILLARY BULLDOZING ...... 424 Dumazer Guillaume, Sandnes Bjørnar, Ayaz Monem, Måløy Knut Jørgen, Flekkøy Eirik

A SPHEROPOLYGONAL-BASED DEM STUDY INTO BREAKAGE UNDER REPETITIVE COMPRESSION ...... 428 Miao Guien, Alonso-Marroquin Fernando, Airey David

THE EXPERIMENT OF THE CLOG REDUCTION IN A PLANE SILO ...... 432 Sun Ai-Le, Zhang Jie

THE RELATIONSHIP BETWEEN PARTICLE STRENGTH AND PARTICLE BREAKAGE IN LOADED GRAVELS...... 436 Fityus Stephen, Simmons John

STRESS-STRAIN DIAGRAMS FOR NON-CONVEX PARTICLES...... 440 Matuttis Hans-Georg, Nawa Masaki, Krengel Dominik

PHOSPHONATED SUPERPLASTICIZERS SYNTHESIS: ADSORPTION, DISPERSION AND FLUIDIFICATION ABILITY ON CALCIUM CARBONATE SUSPENSIONS...... 444 Tramaux A., Azéma N., David G., Negrell C., Poulesquen A., Haas J., Remond S.

MODELING OF LIGHT DYNAMIC CONE PENETRATION TEST – PANDA 3® IN GRANULAR MATERIAL BY USING 3D DISCRETE ELEMENT METHOD ...... 448 Tran Quoc Anh, Chevalier Bastien, Benz Miguel, Breul Pierre, Gourvès Roland

THERMOMECHANICAL PROPERTIES AND FRACTURE OF RESIN-BONDED-SAND CORES – EXPERIMENTAL STUDY AND APPLICATION IN ALUMINIUM FOUNDRY ...... 452 Menet Claire, Reynaud Pascal, Fantozzi Gilbert, Thibault Delphine, Laforêt Adrien

CAPTURING OF THE INTERNAL MECHANICS OF LIQUID-GRANULAR FLOWS COMPRISED OF POLYDISPERSE SPHERICAL PARTICLES ...... 456 Gollin Devis, Bowman Elisabeth

ERASURE OF MEMORY IN PASTE BY IRRADIATION OF ULTRASONIC WAVES ...... 460 Nakahara Akio, Yoneyama Ryota, Ito Maruto, Matsuo Yousuke, Kitsunezaki So

EFFECT OF PARTICLE SHAPE ON THE EFFICIENCY OF GRANULAR DAMPERS...... 464 Pourtavakoli Hamzeh, Parteli Eric J. R., Pöschel Thorsten

HEAPING AND SECONDARY FLOWS IN SHEARED GRANULAR MATERIALS ...... 468 Stannarius Ralf, Fischer David, Börzsönyi Tamás

DENSE, INHOMOGENEOUS SHEARING FLOWS OF SPHERES ...... 472 Berzi Diego, Jenkins James T.

COUPLED FLOW AND DEFORMATIONS IN GRANULAR SYSTEMS BEYOND THE PENDULAR REGIME ...... 476 Yuan Chao, Chareyre Bruno, Darve Felix

INVESTIGATION OF MICRO-STRUCTURAL PHENOMENA AT AGGREGATE LEVEL IN CONCRETES USING DEM...... 480 Nitka Michal, Tejchman Jacek

A MODEL EXPERIMENT TO STUDY SWALLOWING OF SPHERICAL AND ELONGATED PARTICLES ...... 484 Marconati Marco, Raut Sharvari, Charkhi Farshad, Burbidge Adam, Engmann Jan, Ramaioli Marco

DISCRETE ELEMENT METHOD SIMULATIONS OF STANDING JUMPS IN GRANULAR FLOWS DOWN INCLINES...... 488 Méjean Ségolène, Faug Thierry, Einav Itai

POMELO, A TOOL FOR COMPUTING GENERIC SET VORONOI DIAGRAMS OF ASPHERICAL PARTICLES OF ARBITRARY SHAPE...... 492 Weis Simon, Schönhöfer Philipp W. A., Schaller Fabian M., Schröter Matthias, Schröder-Turk Gerd E.

COMBINED EFFECT OF MOISTURE AND ELECTROSTATIC CHARGES ON POWDER FLOW ...... 496 Rescaglio Antonella, Schockmel Julien, Vandewalle Nicolas, Lumay Geoffroy

FROM CONTINUUM ANALYTICAL DESCRIPTION TO DISCRETE NUMERICAL MODELLING OF LOCALIZED FLUIDIZATION IN GRANULAR MEDIA...... 500 Puig i Montellà Eduard, Toraldo Marcella, Chareyre Bruno, Sibille Luc

MESOSTRUCTURAL INVESTIGATION OF MICRON-SIZED GLASS PARTICLES DURING SHEAR DEFORMATION – AN EXPERIMENTAL APPROACH VS. DEM SIMULATION ...... 504 Torbahn Lutz, Weuster Alexander, Handl Lisa, Schmidt Volker, Kwade Arno, Wolf Dietrich E.

SECONDARY FLOWS IN SLOW GRANULAR FLOWS ...... 508 Dsouza Peter Varun, Krishnaraj K.P., Nott Prabhu R

ARE POLYGONAL FAULTS THE KEYSTONE FOR BETTER UNDERSTANDING THE TIMING OF FLUID MIGRATION IN SEDIMENTARY BASINS?...... 512 Gay Aurélien

TRACER EXPERIMENTS IN PERIODICAL HETEROGENEOUS MODEL POROUS MEDIUM...... 516 Majdalani Samer, Delenne Carole, Guinot Vincent

AN HYBRID MULTISCALE MODEL FOR IMMERSED GRANULAR FLOWS ...... 520 Constant Matthieu, Dubois Frédéric, Lambrechts Jonathan, Legat Vincent

EXPERIMENTAL ADDED MODAL DAMPING INDUCED BY CONFINED GRANULAR MEDIA ON A SINGLE DEGREE OF FREEDOM SYSTEM...... 524 Sternberger Antoine, Pelat Adrien, Génevaux Jean-Michel

VIBRATION INDUCED PHENOMENA IN GRANULAR MEDIA IN MICROGRAVITY...... 528 Opsomer Eric, Noirhomme Martial, Vandewalle Nicolas

FORCE FLUCTUATIONS EXPERIENCED BY A BOUNDARY WALL SUBJECTED TO A GRANULAR FLOW IN TWO DISTINCT SYSTEMS ...... 532 Kneib François, Faug Thierry, Dufour Frédéric, Naaim Mohamed

MECHANICAL BEHAVIOUR OF WEAK SNOW LAYERS: MODELLING A POROUS STRUCTURE OF SINTERED GRAINS ...... 536 Mede Tijan, Chambon Guillaume, Hagenmuller Pascal, Nicot François

A MICROMECHANICAL APPROACH OF SUFFUSION BASED ON A LENGTH SCALE ANALYSIS OF THE GRAIN DETACHMENT AND GRAIN TRANSPORT PROCESSES...... 540 Wautier Antoine, Bonelli Stéphane, Nicot François

FORCE MEASUREMENTS IN STIFF, 3D, OPAQUE GRANULAR MATERIALS ...... 544 Hurley Ryan C., Hall Stephen A., Andrade José E., Wright Jonathan

STICKING PROPERTIES OF ICE GRAINS ...... 548 Jongmanns M., Kumm M., Wurm G., Wolf D. E., Teiser J.

GRANULAR FLOW FLUCTUATIONS IN A CONICAL HOPPER ...... 552 Mollon Guilhem, Zhao Jidong

A MULTIBODY STRATEGY FOR DEFORMABLE GRAINS...... 556 Mollon Guilhem

SYSTEM SIZE EFFECTS ON THE MECHANICAL RESPONSE OF COHESIVE-FRICTIONAL GRANULAR ENSEMBLES...... 560 Singh Saurabh, Kandasami Ramesh Kannan, Mahendran Rupesh Kumar, Murthy Tejas

A 2D FOURIER TOOL FOR THE ANALYSIS OF PHOTO-ELASTIC EFFECT IN LARGE GRANULAR ASSEMBLIES...... 564 Lesniewska Danuta

AUTOMATED DISCRETE ELEMENT METHOD CALIBRATION USING GENETIC AND OPTIMIZATION ALGORITHMS...... 568 Do Huy Q., Aragón Alejandro M., Schott Dingena L.

PERIODIC CELLS FOR LARGE-SCALE PROBLEM INITIALIZATION...... 572 Ciantia Matteo O., Arroyo Marcos, Zhang Ningning, Emam Sacha

PATTERNS OF GRANULAR CONVECTION AND SEPARATION IN NARROW VIBRATION BED...... 576 Liu Chuanping, Wu Ping, Wang Li, Tong Lige, Yin Shaowu

MICROMECHANICS OF SOIL RESPONSES IN CYCLIC SIMPLE SHEAR TESTS ...... 580 Cui Liang, Bhattacharya Subhamoy, Nikitas George

THE INFLUENCE OF THE FRACTAL PARTICLE SIZE DISTRIBUTION ON THE MOBILITY OF DRY GRANULAR MATERIALS ...... 584 Vallejo Luis E., Espitia Jairo M., Caicedo Bernardo

CLOGGING AND UNCLOGGING OF MANY-PARTICLE SYSTEMS PASSING THROUGH A BOTTLENECK ...... 588 Zuriguel Iker, Janda Álvaro, Arévalo Roberto, Maza Diego, Garcimartín Ángel

CLOGGING OF GRANULAR MATERIAL IN VERTICAL PIPES DISCHARGED AT CONSTANT VELOCITY...... 596 López-Rodríguez Diego, Zuriguel Iker, Maza Diego

STRESS AND STRAIN RATE ANALYSIS OF THE FT4 POWDER RHEOMETER ...... 600 Hare Colin, Ghadiri Mojtaba

EFFECT OF GRAIN SHAPE ON THE JAMMING OF TWO-DIMENSIONAL SILOS...... 604 Goldberg Ezequiel, Carlevaro C. Manuel, Pugnaloni Luis A.

GRANULAR RHEOLOGY: MEASURING BOUNDARY FORCES WITH LASER-CUT LEAF SPRINGS...... 607 Tang Zhu, Brzinski Theodore A., Daniels Karen E.

NUMERICAL ANALYSIS OF AIR EFFECT ON THE POWDER FLOW DYNAMICS IN THE FT4 POWDER RHEOMETER...... 611 Nan Wenguang, Vivacqua Vincenzino, Ghadiri Mojtaba, Wang Yueshe

JAMMING TRANSITION: HEPTAGONS, PENTAGONS, AND DISCS ...... 615 Xu Yuanyuan, Barés Jonathan, Zhao Yiqiu, Behringer Robert P.

INFLUENCE OF POLYDISPERSITY ON THE MICROSTRUCTURE OF FRICTIONLESS DISC PACKINGS UNDER SIMPLE SHEAR ...... 619 Estrada Nicolas, Oquendo William-Fernando

CONTOUR FRACTAL ANALYSIS OF GRAINS...... 623 Guida Giulia, Casini Francesca, Viggiani Giulia MB

TWISTING, AN ALTERNATIVE STRATEGY TO COMPACT GRANULAR MATERIALS ...... 627 Asencio Karol, Zuriguel Iker, Maza Diego

EFFECT OF THE CHARACTERISTICS OF GRANULAR MEDIA ON DYNAMIC PENETRATION TEST - NUMERICAL STUDY USING 2D - DEM...... 631 Tran Quoc Anh, Chevalier Bastien, Breul Pierre

MICROSTRUCTURAL DESCRIPTION OF SHEAR-THICKENING SUSPENSIONS...... 635 Singh Abhinendra, Morris Jeffrey F., Denn Morton M.

THE 4-PARAMETER COMPRESSIBLE PACKING MODEL (CPM) INCLUDING A CRITICAL CAVITY SIZE RATIO ...... 639 Roquier Gerard

VIBRATIONAL COLLAPSE OF HEXAPOD PACKINGS ...... 643 Zhao Yuchen, Ding Jingqiu, Barés Jonathan, Zheng Hu, Dierichs Karola, Menges Achim, Behringer Robert

AVALANCHES IN A GRANULAR STICK-SLIP EXPERIMENT: DETECTION USING WAVELETS ...... 647 Abed Zadeh Aghil, Barés Jonathan, Behringer Robert P.

DYNAMICS OF GRANULAR SEGREGATION IN QUASI TWO-DIMENSIONAL SYSTEM...... 651 Gharat Sandip H.

AN INNOVATIVE DEVICE FOR POWDERS CLASSIFICATION BASED ON COMBINED AERODYNAMIC AND ELECTROSTATIC SEPARATION OF PARTICLES ...... 655 Piriou Bruno, Mayer-Laigle Claire, Maalel Firas, Plissot Jorys, Rouau Xavier

THE THEORY OF GRANULAR PACKINGS FOR FINE SOILS...... 658 Yanqui Calixtro

GRANULAR MECHANICS OF NORMALLY CONSOLIDATED FINE SOILS...... 662 Yanqui Calixtro

INELASTIC WEDGE BILLIARDS ...... 666 Martinez Martin, Olafsen Jeffrey S.

PULLING AN INTRUDER FROM A GRANULAR MATERIAL: A NOVEL DEPINNING EXPERIMENT ...... 670 Zhang Yue, Behringer Robert

MECHANICAL ANALYSIS OF THE DRY STONE WALLS BUILT BY THE INCAS...... 674 Castro Jaime, Vallejo Luis E., Estrada Nicolas

A DIFFERENTIAL EQUATION FOR THE FLOW RATE DURING SILO DISCHARGE: BEYOND THE BEVERLOO RULE ...... 678 Madrid Marcos A., Darias José R., Pugnaloni Luis A.

SHEAR LOCALIZATION AND EFFECTIVE WALL FRICTION IN A WALL BOUNDED GRANULAR FLOW...... 682 Artoni Riccardo, Richard Patrick

WEAR OF SHARP AGGREGATES IN A ROTATING DRUM...... 686 Deiros Quintanilla Ivan, Combe Gaël, Emeriault Fabrice, Toni Jean-Benoît, Voivret Charles, Ferellec Jean François

SHEAR TEST ON VISCOELASTIC GRANULAR MATERIAL USING CONTACT DYNAMICS SIMULATIONS...... 690 Quezada Juan Carlos, Sagnol Loba, Chazallon Cyrille

COUPLED DEM-CFD ANALYSIS OF THE INITIATION OF INTERNAL INSTABILITY IN A GAP-GRADED GRANULAR EMBANKMENT FILTER...... 694 Kawano Kenichi, Shire Tom, O’Sullivan Catherine

DISCHARGE FLOW OF A GRANULAR MEDIA FROM A SILO: EFFECT OF THE PACKING FRACTION AND OF THE HOPPER ANGLE ...... 698 Benyamine Mebirika, Aussillous Pascale, Dalloz-Dubrujeaud Blanche

UNIFYING SUSPENSION AND GRANULAR FLOWS NEAR JAMMING...... 702 DeGiuli Eric, Wyart Matthieu

EXPERIMENTAL STUDY OF EROSION BY SUFFUSION AT THE MICRO-MACRO SCALE ...... 709 Nguyen Cong Doan, Benahmed Nadia, Philippe Pierre, Diaz Gonzalez Elizabeth Victoria

INVESTIGATION OF VERTICAL SIZE SEGREGATION IN BEDLOAD SEDIMENT TRANSPORT WITH A COUPLED FLUID-DISCRETE ELEMENT MODEL...... 713 Frey Philippe, Maurin Raphaël, Morchid-Alaoui Lamia, Gupta Shashank, Chauchat Julien

CLAY PARTICLES AS BINDER FOR EARTH BUILDINGS MATERIALS: A FRESH LOOK INTO RHEOLOGY OF DENSE CLAY SUSPENSIONS...... 717 Landrou Gnanli, Brumaud Coralie, Habert Guillaume

ELECTRICAL TRANSPORT IN GRANULAR METALS...... 721 Zhai Chongpu, Hanaor Dorian, Proust Gwénaëlle, Gan Yixiang

HOW GRANULAR VORTICES CAN HELP UNDERSTANDING RHEOLOGICAL AND MIXING PROPERTIES OF DENSE GRANULAR FLOWS...... 725 Rognon Pierre, Kharel Prashidha, Miller Thomas, Einav Itai

MODELING FLOW ARREST USING A NON-LOCAL RHEOLOGY?...... 729 Salvador-Vieira Guilherme, Staron Lydie, Popinet Stéphane, Deboeuf Stéphanie, Lagrée Pierre-Yves

GRANULAR FRONT FOR FLOW DOWN A ROUGH INCLINE: ABOUT THE VALUE OF THE SHAPE FACTOR IN DEPTHS AVERAGED MODELS ...... 733 Lagrée Pierre-Yves, Saingier Guillaume, Deboeuf Stéphanie, Staron Lydie, Popinet Stéphane

CLUSTERING IMPACT REGIME WITH SHOCKS IN FREELY EVOLVING GRANULAR GAS...... 737 Isobe Masaharu

SEGREGATION IN INCLINED FLOWS OF BINARY MIXTURES OF SPHERES ...... 741 Larcher Michele, Jenkins James T.

MEAN SHEAR RESISTANCE AT STEADY-STATE FOR WET GLASS BEADS IMPACT OF LIQUID CONTENT AND PARTICLE SIZE...... 745 Louati Haithem, Oulahna Driss, de Ryck Alain

EFFECT OF MOISTURE CONTENT ON THE FLOWABILITY OF CRUSHED ORES ...... 749 Cabrejos Francisco

LIFT ON SIDE BY SIDE INTRUDERS OF VARIOUS GEOMETRIES WITHIN A GRANULAR FLOW...... 753 Acevedo-Escalante M. F., Caballero-Robledo G. A.

PARTICLE-BASED SIMULATIONS OF POWDER COATING IN ADDITIVE MANUFACTURING SUGGEST INCREASE IN POWDER BED ROUGHNESS WITH COATING SPEED ...... 756 Parteli Eric J. R., Pöschel Thorsten

TUNING STRAIN OF GRANULAR MATTER BY BASAL ASSISTED COUETTE SHEAR...... 760 Zhao Yiqiu, Barés Jonathan, Zheng Hu, Behringer Robert

EVOLUTION OF FORCE NETWORKS IN DENSE GRANULAR MATTER CLOSE TO JAMMING ...... 764 Kondic Lou, Kramár Miroslav, Kovalcinová Lenka, Mischaikow Konstanin

OF CUTS AND CRACKS: DATA ANALYTICS ON CONSTRAINED GRAPHS FOR EARLY PREDICTION OF FAILURE IN CEMENTITIOUS MATERIALS...... 768 Kahagalage Sanath, Tordesillas Antoinette, Nitka Michal, Tejchman Jacek

VISCOSITY OF PARTICLE LADEN FILMS...... 772 Timounay Yousra, Rouyer Florence

FREE FLOWING AND COHESIVE POWDERS AGITATION IN A CYLINDRICAL CONVECTIVE BLENDER- KINETICS EXPERIMENTS AND MARKOV CHAIN MODELLING ...... 776 Legoix Léonard, Milhé Mathieu, Gatumel Cendrine, Berthiaux Henri

INFLUENCE OF STRESS-PATH ON PORE SIZE DISTRIBUTION IN GRANULAR MATERIALS ...... 780 Das Arghya, Kumar Abhinav

FEM × DEM: A NEW EFFICIENT MULTI-SCALE APPROACH FOR GEOTECHNICAL PROBLEMS WITH STRAIN LOCALIZATION ...... 784 Nguyen Trung Kien, Claramunt Albert Argilaga, Caillerie Denis, Combe Gaël, Dal Pont Stefano, Desrues Jacques, Richefeu Vincent

GRANULAR FLOWS DOWN INCLINED AND VIBRATED PLANES: INFLUENCE OF BASAL FRICTION ...... 788 Gaudel Naïma, Kiesgen de Richter Sébastien, Louvet Nicolas, Jenny Mathieu, Skali-Lami Salaheddine

EFFECT OF STRUCTURE ON STRENGTH OF AGGLOMERATES USING DISTINCT ELEMENT METHOD ...... 792 Bonakdar Tina, Ghadiri Mojtaba

ASSESSING CONTACT FORCES IN GRANULAR MATERIALS FROM EXPERIMENTAL MEASUREMENTS OF KINEMATICS...... 796 Tolomeo Mathias, Richefeu Vincent, Combe Gaël, Roux Jean-Noël, Viggiani Gioacchino

PART 2

SOME STATISTICS ABOUT RESEARCH ON GRANULAR MATERIALS DURING THE LAST DECADE ...... 800 Oquendo William-Fernando, Estrada Nicolas

ANALYSIS OF MINOR COMPONENT SEGREGATION IN TERNARY POWDER MIXTURES ...... 804 Asachi Maryam, Hassanpour Ali, Ghadiri Mojtaba, Bayly Andrew

DENSE, COLLISIONAL, SHEARING FLOWS OF COMPLIANT SPHERES...... 808 Jenkins James, Berzi Diego

DISCRETE MODELLING OF COMPACTION OF NON-SPHERICAL PARTICLES ...... 815 He Yi, Evans Tim J., Yu Aibing, Yang Runyu

SIMULATION RESEARCH OF THE BUFFERING CAPACITY OF NON-CONVEX PARTICLE SYSTEM UNDER IMPACT LOADING...... 821 Zhang Qi, Wang Siqiang, Hou Meiying

DISCHARGE FLOW OF GRANULAR MEDIA FROM SILOS WITH A LATERAL ORIFICE AND INJECTION OF AIR ...... 825 Aussillous Pascale, Zhou Yixian, Ruyer Pierre, Lagrée Pierre-Yves

EFFECT OF CONTACT ANISOTROPY ON THE CRUSHING STRENGTH OF AGGREGATES ...... 829 Neveu Aurélien, Artoni Riccardo, Descantes Yannick, Richard Patrick

A HYDRODYNAMIC MODEL FOR GRANULAR MATERIAL FLOWS INCLUDING SEGREGATION EFFECTS...... 833 Gilberg Dominik, Klar Axel, Steiner Konrad

CALIBRATION OF DEM PARAMETERS ON SHEAR TEST EXPERIMENTS USING KRIGING METHOD...... 837 Xavier Bednarek, Sylvain Martin, Abibatou Ndiaye, Véronique Peres, Olivier Bonnefoy

VERTICAL DRAG FORCE ACTING ON INTRUDERS OF DIFFERENT SHAPES IN GRANULAR MEDIA ...... 841 Zaidi Ali Abbas, Müller Christoph

EXTENDED GRANULAR MICROMECHANICS...... 845 Giovine Pasquale

OBLIQUE SHOCK WAVES IN GRANULAR FLOWS OVER BLUFF BODIES ...... 849 Gopan Nandu, Alam Meheboob

THE SIGNIFICANCE OF RELATIVE DENSITY FOR PARTICLE DAMAGE IN LOADED AND SHEARED GRAVELS...... 853 Fityus Stephen, Imre Emoke

COUPLING MULTIBODY SYSTEM AND GRANULAR DYNAMICS APPLICATION TO A 2D BENCHMARK ...... 857 Lantsoght Olivier, Fisette Paul, Dubois Frédéric, Brüls Olivier, Docquier Nicolas

DRY GRANULAR AVALANCHE IMPACT FORCE ON A RIGID WALL OF SEMI-INFINITE HEIGHT...... 861 Albaba Adel, Lambert Stéphane, Faug Thierry

SIMULATION OF SIZE SEGREGATION IN GRANULAR FLOW WITH MATERIAL POINT METHOD...... 865 Fei Minglong, Sun Qicheng, Hill Kimberly, Zhou Gordon G. D.

TOWARD MULTISCALE MODELINGS OF GRAIN-FLUID SYSTEMS...... 869 Chareyre Bruno, Yuan Chao, Montella Eduard P., Salager Simon

NUMERICAL MODELING OF THE TENSILE STRENGTH OF A BIOLOGICAL GRANULAR AGGREGATE: EFFECT OF THE PARTICLE SIZE DISTRIBUTION ...... 873 Heinze Karsta, Frank Xavier, Lullien-Pellerin Valérie, George Matthieu, Radjai Farhang, Delenne Jean-Yves

EXPERIMENTAL STUDY OF WAVE GENERATION BY A GRANULAR COLLAPSE ...... 877 Robbe-Saule Manon, Morize Cyprien, Bertho Yann, Sauret Alban, Gondret Philippe

RHEOLOGY OF VIBRATED GRANULAR SUSPENSIONS...... 881 Kiesgen de Richter Sebastien, Hanotin Caroline, Gaudel Naima, Louvet Nicolas, Marchal Philippe, Jenny Mathieu

RESPONSE TO A LOCALIZED STRESS PERTURBATION DURING A BIAXIAL TEST...... 885 McNamara Sean, Amon Axelle, Crassous Jérôme

RELAXATION PROCESSES IN AEOLIAN TRANSPORT...... 889 Selmani Houssem, Valance Alexandre, Ould El Moctar Ahmed, Dupont Pascal, Zegadi Rabah

EFFECT OF GEOMETRIC BASE ROUGHNESS ON SIZE SEGREGATION ...... 893 Jing L., Kwok C. Y., Leung Y. F., Sobral Y. D.

PHYSICS OF SOIL EROSION AT THE MICROSCALE...... 897 Philippe Pierre, Cuéllar Pablo, Brunier-Coulin Florian, Luu Li-Hua, Benahmed Nadia, Bonelli Stéphane, Delenne Jean-Yves

VOLUME FRACTION INSTABILITY IN AN OSCILLATING NON-BROWNIAN ISO-DENSE SUSPENSION...... 901 Roht Y.L., Gauthier G., Hulin J.P., Salin D., Chertcoff R., Auradou H., Ippolito I.

EXPERIMENTAL INVESTIGATION OF HIGH SPEED GRANULAR FLOWS DOWN INCLINES...... 905 Heyman Joris, Boltenhagen Philippe, Delannay Renaud, Valance Alexandre

NON-DISSIPATIVE STRUCTURAL EVOLUTIONS IN GRANULAR MATERIALS...... 909 Pouragha Mehdi, Wan Richard

AN EXPERIMENTAL STUDY OF THE TRANSIENT REGIME TO FLUIDIZED CHIMNEY IN A GRANULAR MEDIUM...... 913 Philippe Pierre, Mena Sarah, Brunier-Coulin Florian, Curtis Jennifer

FLUID-SOLID TRANSITION IN UNSTEADY SHEARING FLOWS...... 917 Vescovi Dalila, Berzi Diego, di Prisco Claudio

CALIBRATION OF MICROMECHANICAL PARAMETERS FOR DEM SIMULATIONS BY USING THE PARTICLE FILTER...... 921 Cheng Hongyang, Shuku Takayuki, Thoeni Klaus, Yamamoto Haruyuki

HEAT TRANSFER RATE WITHIN NON-SPHERICAL THICK GRAINS ...... 925 Huchet Florian, Richard Patrick, Joniot Jules, Le Guen Laurédan

JAMMING BY COMPRESSING A SYSTEM OF GRANULAR CROSSES...... 929 Zheng Hu, Wang Dong, Barés Jonathan, Behringer Robert

SHEAR-INDUCED ORGANIZATION OF FORCES IN DENSE SUSPENSIONS: SIGNATURES OF DISCONTINUOUS SHEAR THICKENING...... 933 Sarkar Sumantra, Shatoff Elan, Ramola Kabir, Mari Romain, Morris Jeffrey, Chakraborty Bulbul

NUMERICAL INSIGHT INTO THE MICROMECHANICS OF JET EROSION OF A COHESIVE GRANULAR MATERIAL ...... 937 Cuéllar Pablo, Benseghier Zeyd, Luu Li-Hua, Bonelli Stéphane, Delenne Jean-Yves, Radjaï Farhang, Philippe Pierre

COMPARISON OF MULTI-SPHERE AND SUPERQUADRIC PARTICLE REPRESENTATION FOR MODELLING SHEARING AND FLOW CHARACTERISTICS OF GRANULAR ASSEMBLIES...... 941 Soltanbeigi Behzad, Podlozhnyuk Alexander, Ooi Jin Y., Kloss Christoph, Papanicolopulos Stefanos-Aldo

THE DISTRIBUTION OF SATURATED CLUSTERS IN WETTED GRANULAR MATERIALS ...... 945 Li Shuoqi, Hanaor Dorian, Gan Yixiang

MEASUREMENT OF EFFECTIVE THERMAL CONDUCTIVITY OF COMPACTED GRANULAR MEDIA BY THE TRANSIENT PLANE SOURCE TECHNIQUE...... 949 Dai Weijing, Gan Yixiang

FEM MODELING OF THE SANDPILE DIP EFFECT...... 953 Carvalho Isadora Cota, Santos Diego, Atman A. P. F.

INFLUENCE OF GRANULOMETRY IN THE HURST EXPONENT OF AIR LIQUID INTERFACES FORMED DURING CAPILLARY RISING IN A GRANULAR MEDIA...... 957 Gontijo Guilherme L., Souza Flávia B., Braga Rafael M. L., Silva Pedro H. E., Correia Maury D., Atman A. P. F.

MODELLING OF COKE LAYER COLLAPSE DURING ORE CHARGING IN IRONMAKING BLAST FURNACE BY DEM...... 961 Narita Yoichi, Mio Hiroshi, Orimoto Takashi, Nomura Seiji

EXPERIMENTAL STUDY OF SHEAR RATE DEPENDENCE IN PERPETUALLY SHEARED GRANULAR MATTER...... 965 Liu Sophie Yang, Guillard François, Marks Benjy, Rognon Pierre, Einav Itai

PARTIAL JAMMING AND NON-LOCALITY IN DENSE GRANULAR FLOWS ...... 969 Kharel Prashidha, Rognon Pierre

POWDER KEG DIVISIONS IN THE CRITICAL STATE REGIME: TRANSITION FROM CONTINUOUS TO EXPLOSIVE PERCOLATION ...... 973 Zhou Zongzheng, Tordesillas Antoinette

DEM SIMULATION OF PARTICLE STRATIFICATION AND SEGREGATION IN STOCKPILE FORMATION...... 977 Zhang Dizhe, Zhou Zongyan, Pinson David

SELF-ORGANIZATION IN THE LOCALISED FAILURE REGIME: METASTABLE ATTRACTORS AND THEIR IMPLICATIONS ON FORCE CHAIN FUNCTIONALITY...... 981 Pucilowski Sebastian, Tordesillas Antoinette, Froyland Gary

COMPACTION DYNAMICS OF CRUNCHY GRANULAR MATERIAL ...... 985 Guillard François, Golshan Pouya, Shen Luming, Valdès Julio R., Einav Itai

THE BEHAVIOUR OF FREE-FLOWING GRANULAR INTRUDERS ...... 989 Wyburn Edward, Guillard François, Marks Benjy, Einav Itai

EXPERIMENTS AND DEM SIMULATIONS OF GRANULAR RATCHETING...... 993 Zorzi Gianluca, Artoni Riccardo, Gabrieli Fabio

COMPARING NUMERICALLY EXACT AND MODELLED STATIC FRICTION...... 997 Krengel Dominik, Matuttis Hans-Georg

SIMULATION OF BRIDGING AT THE STATIC SURFACE FILTRATION BY CFD-DEM COUPLING...... 1001 Hund David, Antonyuk Sergiy, Ripperger Siegfried

EFFECTIVE FRICTION OF GRANULAR FLOWS MADE OF NON-SPHERICAL PARTICLES...... 1005 Somfai Ellák, Nagy Dániel B., Claudin Philippe, Favier Adeline, Kálmán Dávid, Börzsönyi Tamás

VELOCITY AUTOCORRELATION FUNCTION IN UNIFORMLY HEATED GRANULAR GAS...... 1009 Kumari Shikha, Ahmad Syed Rashid

MULTISCALE MODELING OF TRANSPORT OF GRAINS THROUGH GRANULAR ASSEMBLIES...... 1013 Tejada Ignacio G, Sibille Luc, Chareyre Bruno, Zhong Chuheng, Marot Didier

LOCALIZATION IN AN ANISOTROPIC PLANAR AGGREGATE OF SPHERES ...... 1017 Ragione Luigi La, Prantil Vincent C., Jenkins James T.

ELONGATED GRAINS IN A HOPPER...... 1021 Börzsönyi Tamás, Somfai Ellák, Szabó Balázs, Wegner Sandra, Ashour Ahmed, Stannarius Ralf

EVOLUTION OF PARTICLE BREAKAGE STUDIED USING X-RAY TOMOGRAPHY AND THE DISCRETE ELEMENT METHOD...... 1025 Karatza Zeynep, Andò Edward, Papanicolopulos Stefanos-Aldo, Viggiani Gioacchino, Ooi Jin Y.

DILUTE SUSPENSIONS IN ANNULAR SHEAR FLOW UNDER GRAVITY: SIMULATION AND EXPERIMENT ...... 1029 Schröer Kevin, Kurzeja Patrick, Schulz Stephan, Brockmann Philipp, Hussong Jeanette, Janas Peter, Wlokas Irenaeus, Kempf Andreas, Wolf Dietrich E.

NUMERICAL INVESTIGATION OF COMPACTION OF DEFORMABLE PARTICLES WITH BONDED-PARTICLE MODEL ...... 1033 Dosta Maksym, Costa Clara, Al-Qureshi Hazim

SLIP-STICK EXCITATION AND TRAVELLING WAVES EXCITE SILO HONKING ...... 1037 Warburton Katarzyna, Porte Elze, Vriend Nathalie

APPROXIMATION OF MECHANICAL PROPERTIES OF SINTERED MATERIALS WITH DISCRETE ELEMENT METHOD...... 1041 Dosta Maksym, Besler Robert, Ziehdorn Christian, Janßen Rolf, Heinrich Stefan

MODELS OF CURRENT SINTERING...... 1045 Angst Sebastian, Engelke Lukas, Winterer Markus, Wolf Dietrich E.

DYNAMICS OF WETTING EXPLORED WITH INKJET PRINTING...... 1049 Völkel Simeon, Huang Kai

A MICROSCOPIC THEORY FOR DISCONTINUOUS SHEAR THICKENING OF FRICTIONAL GRANULAR MATERIALS ...... 1053 Saitoh Kuniyasu, Hayakawa Hisao

TRANSVERSE MIXING OF ELLIPSOIDAL PARTICLES IN A ROTATING DRUM...... 1057 He Siyuan, Gan Jieqing, Pinson David, Zhou Zongyan

KINETIC THEORY FOR STRONG UNIFORM SHEAR FLOW OF GRANULAR MEDIA AT HIGH DENSITY...... 1061 Kranz W. Till, Sperl Matthias

COOLING OF 3D GRANULAR GASES IN MICROGRAVITY EXPERIMENTS...... 1065 Harth Kirsten, Trittel Torsten, Wegner Sandra, Stannarius Ralf

SUBMICRON STRUCTURE RANDOM FIELD ON GRANULAR SOIL MATERIAL WITH RETINEX ALGORITHM OPTIMIZATION...... 1069 Liang Yu, Tao Chenyuan, Zhou Bingcheng, Huang Shuai, Huang Linchong

DETERMINATION OF THE EQUIVALENT INTERGRANULAR VOID RATIO - APPLICATION TO THE INSTABILITY AND THE CRITICAL STATE OF SILTY SAND ...... 1073 Nguyen Trung-Kien, Benahmed Nadia, Hicher Pierre-Yves

VERTICAL MOTION OF PARTICLES IN VIBRATION-INDUCED GRANULAR CAPILLARITY...... 1077 Fan Fengxian, Liu Ju, Parteli Eric J R, Pöschel Thorsten

SIMULATION STUDY OF THE DISCHARGE CHARACTERISTICS OF SILOS WITH COHESIVE PARTICLES ...... 1081 Hund David, Weis Dominik, Hesse Robert, Antonyuk Sergiy

FLUIDIZATION OF SPHEROCYLINDRICAL PARTICLES...... 1085 Mahajan Vinay V., Nijssen Tim M.J., Fitzgerald Barry W., Hofman Jeroen, Kuipers Hans, Padding Johan T.

EFFECT OF COHESION ON LOCAL COMPACTION AND GRANULATION OF SHEARED SOFT GRANULAR MATERIALS...... 1089 Roy Sudeshna, Luding Stefan, Weinhart Thomas

TIME-RESOLVED GRANULAR DYNAMICS OF A ROTATING DRUM IN A SLUMPING REGIME AS REVEALED BY SPECKLE VISIBILITY SPECTROSCOPY...... 1093 Zivkovic V., Yang H., Zheng G., Biggs M.

INCREASING OF HORIZONTAL VELOCITY OF PARTICLES LEAVING A BELT CONVEYOR ...... 1097 Tavares Abraão, Faria Allbens

A COMPARISON BETWEEN DEM AND MPM FOR THE MODELING OF UNSTEADY FLOW...... 1101 Gracia Fabio, Villard Pascal, Richefeu Vincent

MICROMECHANICS OF NON-ACTIVE CLAYS IN SATURATED STATE AND DEM MODELLING...... 1105 Pagano Arianna Gea, Tarantino Alessandro, Pedrotti Matteo, Magnanimo Vanessa, Windows-Yule Kit, Weinhart Thomas

EXPERIMENTAL MEASUREMENT OF GRANULAR FABRIC AND ITS EVOLUTION UNDER SHEARING...... 1109 Wiebicke Max, Andò Edward, Salvatore Erminio, Viggiani Gioacchino, Herle Ivo

DYNAMIC INTERACTIONS OF POLYSTYRENE PARTICLES WITH MICROSTRUCTURED SURFACE MANUFACTURED BY COLD SPRAY...... 1113 Krull Fabian, Breuninger Paul, Antonyuk Sergiy

EFFECTS OF A LARGE NUMBER OF CYCLES ON PILE SHAFT RESISTANCE ANALYZED AT THE GRAIN SCALE USING X-RAY TOMOGRAPHY...... 1117 Doreau–Malioche Jeanne, Combe Gaël, Toni Jean-Benoît, Viggiani Gioacchino

STOCHASTIC MODEL FOR THE MICROMECHANICS OF JAMMED GRANULAR MATERIALS: EXPERIMENTAL STUDIES AND NUMERICAL SIMULATIONS ...... 1121 Tolomeo Mathias, Saitoh Kuniyasu, Gaël Combe, Luding Stefan, Magnanimo Vanessa, Richefeu Vincent, Viggiani Gioacchino

STOCHASTIC HETEROGENEOUS MATERIAL MODELING FOR WAVE PROPAGATION IN A BALLAST LAYER...... 1125 de Abreu Corrêa Lúcio, Cottereau Régis, Voivret Charles, Costa D’Aguiar Sofia, Bongini Estelle, Faure Baldrick

EXPERIMENTAL CHARACTERIZATION OF MECHANICAL PROPERTIES OF THE CEMENT PASTEAGGREGATE INTERFACE IN CONCRETE...... 1129 Jebli M., Jamin F., Malachanne E., Garcia-Diaz E., El Youssoufi M.S.

METHODS OF PARALLEL COMPUTATION APPLIED ON GRANULAR SIMULATIONS ...... 1133 Martins Gustavo H. B., Atman Allbens P. F.

CONFINED GRANULAR FLOWS ON A HEAP: FROM SIMULATIONS TO EXPERIMENTS...... 1137 Richard Patrick, Valance Alexandre, Delannay Renaud, Boltenhagen Philippe

FLOWABILITY OF GRANULAR MATERIALS WITH INDUSTRIAL APPLICATIONS - AN EXPERIMENTAL APPROACH ...... 1141 Torres-Serra Joel, Romero Enrique, Rodríguez-Ferran Antonio, Caba Joan, Arderiu Xavier, Padullés Josep- Manel, González Juanjo

MICROMECHANICAL FORMULATION OF THE MOBILIZED STRESS RATIO UNDER PRINCIPAL STRESS ROTATION IN GRANULAR MATERIALS...... 1145 Shaverdi Homayoun, Kalantary Farzin, Taha Mohd R.

SAND – RUBBER MIXTURES SUBMITTED TO ISOTROPIC LOADING: A MINIMAL MODEL ...... 1149 Platzer Auriane, Rouhanifar Salman, Richard Patrick, Cazacliu Bogdan, Ibraim Erdin

A CFD-DEM STUDY OF SINGLE BUBBLE FORMATION IN GAS FLUIDIZATION OF SPHERICAL AND NON-SPHERICAL PARTICLES...... 1153 Shrestha Siddhartha, Zhou Zongyan

HOMOGENIZATION OF GRANULAR PIPE FLOW BY MEANS OF HELICAL INNER-WALL TEXTURE...... 1157 Verbücheln Felix, Parteli Eric J. R., Pöschel Thorsten

ACTIVE EARTH PRESSURE MODEL TESTS VERSUS FINITE ELEMENT ANALYSIS...... 1161 Pietrzak Magdalena

WAVE PROPAGATION OF SPECTRAL ENERGY CONTENT IN A GRANULAR CHAIN...... 1165 Shrivastava Rohit Kumar, Luding Stefan

INITIAL STAGE SINTERING OF POLYMER PARTICLES – EXPERIMENTS AND MODELLING OF SIZE-, TEMPERATURE- AND TIME-DEPENDENT CONTACTS ...... 1169 Fuchs Regina, Weinhart Thomas, Ye Ming, Luding Stefan, Butt Hans-Juergen, Kappl Michael

AN EXPERIMENTAL INVESTIGATION OF THE FORCE NETWORK ENSEMBLE ...... 1173 Kollmer Jonathan E., Daniels Karen E.

INFLUENCE OF DRY COHESION ON THE MICRO- AND MACRO-MECHANICAL PROPERTIES OF DENSE POLYDISPERSE POWDERS & GRAINS ...... 1177 Kievitsbosch Robert, Smit Hendrik, Magnanimo Vanessa, Luding Stefan, Taghizadeh Kianoosh

EXPERIMENTAL OBSERVATIONS OF ROOT GROWTH IN A CONTROLLED PHOTOELASTIC GRANULAR MATERIAL...... 1181 Barés Jonathan, Mora Serge, Delenne Jean-Yves, Fourcaud Thierry

STEADY STATE RHEOLOGY FROM HOMOGENEOUS AND LOCALLY AVERAGED SIMPLE SHEAR SIMULATIONS ...... 1185 Shi Hao, Luding Stefan, Magnanimo Vanessa

COLLAPSE OF GRANULAR MEDIA SUBJECTED TO WETTING...... 1189 El Korchi Fatima Zahra, Jamin Frédéric, El Youssoufi Moulay Saïd

ELECTROSTATIC FORCES ON GRAINS NEAR ASTEROIDS AND COMETS...... 1193 Hartzell Christine, Carter Dylan

NANO-GRANULAR TEXTURE OF CEMENT HYDRATES ...... 1197 Ioannidou Katerina, Ulm Franz-Josef, Levitz Pierre, Del Gado Emanuela, Pellenq Roland J.-M.

STRUCTURE OF HEXAPOD 3D PACKINGS: UNDERSTANDING THE GLOBAL STABILITY FROM THE LOCAL ORGANIZATION...... 1201 Barés Jonathan, Zhao Yuchen, Renouf Mathieu, Dierichs Karola, Behringer Robert

DEM GPU STUDIES OF INDUSTRIAL SCALE PARTICLE SIMULATIONS FOR GRANULAR FLOW CIVIL ENGINEERING APPLICATIONS ...... 1205 Pizette Patrick, Govender Nicolin, Wilke Daniel N., Abriak Nor-Edine

HIGHLY DEFORMED GRAIN: FROM THE HERTZ CONTACT LIMITATION TO A NEW STRAIN FIELD DESCRIPTION IN 2D ...... 1209 Mora Serge, Vu Thi-Lo, Barés Jonathan, Nezamabadi Saeid

DEFORMATION PROFILES OF ELASTIC CYLINDRICAL TUBES FILLED WITH GRANULAR MEDIA UNDER AN OVERLOAD...... 1213 Álvarez Salazar V. Salomón, Medina Abraham, Klapp Jaime

NON-LOCAL RHEOLOGY OF DENSE GRANULAR FLOWS...... 1217 Bouzid Mehdi, Trulsson Martin, Izzet Adrien, Favier de Coulomb Adeline, Claudin Philippe, Clément Eric, Andreotti Bruno

ASSESSING THE FAILURE OF CONTINUUM FORMULA FOR SOLID-SOLID DRAG FORCE USING DISCRETE ELEMENT METHOD IN LARGE SIZE RATIOS...... 1221 Jalali Payman, Hyppänen Timo

DISCRETE MODELLING OF FRONT PROPAGATION IN BACKWARD PIPING EROSION...... 1225 Tran Duc-Kien, Prime Noémie, Froiio Francesco, Callari Carlo, Vincens Eric

NORMAL STRESS DIFFERENCES AND BEYOND-NAVIER-STOKES HYDRODYNAMICS ...... 1229 Alam Meheboob, Saha Saikat

STOPPING DYNAMICS OF A STEADY UNIFORM GRANULAR FLOW OVER A ROUGH INCLINE...... 1233 Deboeuf Stéphanie, Saingier Guillaume, Thiruvalluvar Nitharshini, Lagrée Pierre-Yves, Popinet Stéphane, Staron Lydie

GRANULAR FLOW DOWN A FLEXIBLE INCLINED PLANE ...... 1237 Sonar Prasad, Sharma Ishan, Singh Jayant

UNDERSTANDING FLUID TRANSPORT THROUGH THE MULTISCALE PORE NETWORK OF A NATURAL SHALE...... 1241 Davy Catherine A., Nguyen Kim Thang, Song Yang, Troadec David, Blanchenet Anne-Marie, Adler Pierre M.

DEM STUDY OF GRANULAR FLOW AROUND BLOCKS ATTACHED TO INCLINED WALLS ...... 1245 Samsu Joel, Zhou Zongyan, Pinson David, Chew Sheng

SAMPLE SIMILARITY ANALYSIS OF ANGLES OF REPOSE BASED ON EXPERIMENTAL RESULTS FOR DEM CALIBRATION ...... 1249 Tan Yuan, Günthner Willibald A., Kessler Stephan, Zhang Lu

STRESS ANALYSIS OF AN AGITATED PARTICLE BED WITH DIFFERENT PARTICLE ASPECT RATIOS BY THE DISCRETE ELEMENT METHOD ...... 1253 Goh Wei Pin, Ghadiri Mojtaba, Muller Frans, Sinha Kushal, Nere Nandkishor, Ho Raimundo, Bordawekar Shailendra, Sheikh Ahmad

ARCHING IN THREE-DIMENSIONAL CLOGGING ...... 1257 Török János, Lévay Sára, Szabó Balázs, Somfai Ellák, Wegner Sandra, Stannarius Ralf, Börzsönyi Tamás

IDENTIFICATION OF TISSULAR ORIGIN OF PARTICLES BASED ON AUTOFLUORESCENCE MULTISPECTRAL IMAGE ANALYSIS AT THE MACROSCOPIC SCALE...... 1261 Corcel Mathias, Devaux Marie-Françoise, Guillon Fabienne, Barron Cécile

AGGLOMERATION OF POWDERS WITH A NEW-COUPLED VIBRATION-COMPACTION DEVICE ...... 1265 Serris Eric, Desplat Olivier, Valfort Olivier, Grosseau Phillipe

TRANSFORMATION AROUND INTRUDERS IN GRANULAR MEDIA ...... 1269 Jop Pierre, Merceron Aymeric, Sauret Alban

STRESS DISTRIBUTION IN CONICAL SANDPILES FORMED WITH ELLIPSOIDAL PARTICLES ...... 1273 Liu Sida, Zhou Zongyan, Zou Ruiping, Yu Aibing

ON THE SUBMERGING OF A SPHERICAL INTRUDER INTO GRANULAR BEDS...... 1277 Wu Chuan-Yu, Zhang Ling, Chen Lan

THE ROLE OF FLUID VISCOSITY IN AN IMMERSED GRANULAR COLLAPSE...... 1281 Yang Geng Chao, Kwok Chung Yee, Sobral Yuri Dumaresq

EFFECT OF IMPROVED SOL-GEL METHOD ON COMPOSITION AND MICRO MORPHOLOGY OF CA3CO4O9 ...... 1285 Hu Xuanye, Li Yanan, Wu Ping, Zhang Shiping, Huai Xiulan

NUMERICAL ANALYSIS OF THE EFFECT OF PARTICLE SHAPE AND ADHESION ON THE SEGREGATION OF POWDER MIXTURES...... 1289 Alizadeh Behjani Mohammadreza, Hassanpour Ali, Ghadiri Mojtaba, Bayly Andrew

OBSERVATION OF MICROSTRUCTURE OF SILTY SAND OBTAINED FROM GELPUSH SAMPLER AND RECONSTITUTED SAMPLE ...... 1293 Yusa Muhamad, Bowman E.T., Cubrinovski Misko

BLAZEDEM3D-GPU A LARGE SCALE DEM SIMULATION CODE FOR GPUS ...... 1297 Govender Nicolin, Wilke Daniel, Pizette Patrick, Khinast Johannes

SYSTEMATIC DESCRIPTION OF THE EFFECT OF PARTICLE SHAPE ON THE STRENGTH PROPERTIES OF GRANULAR MEDIA...... 1301 Azéma Emilien, Estrada Nicolas, Preechawuttipong Itthichai, Delenne Jean-Yves, Radjai Farhang

SCALING OF WET GRANULAR FLOWS IN A ROTATING DRUM ...... 1305 Jarray Ahmed, Magnanimo Vanessa, Ramaioli Marco, Luding Stefan

BARCHAN DUNES ON PLUTO? ...... 1309 Parteli Eric J. R., Pöschel Thorsten

BALANCING SIZE AND DENSITY SEGREGATION IN BIDISPERSE DENSE GRANULAR FLOWS...... 1313 Tunuguntla Deepak R., Thornton Anthony R.

EFFECTS OF HYDRODYNAMIC INTERACTION ON RANDOM ADHESIVE LOOSE PACKINGS OF MICRON-SIZED PARTICLES...... 1317 Liu Wenwei, Tao Ran, Chen Sheng, Zhang Huang, Li Shuiqing

EROSION OF COHESIVE SOIL LAYERS ABOVE UNDERGROUND CONDUITS ...... 1321 Luu Li-Hua, Philippe Pierre, Noury Gildas, Perrin Jérôme, Brivois Olivier

FLOWABILITY OF LIGNOCELLUSIC BIOMASS POWDERS: INFLUENCE OF TORREFACTION INTENSITY...... 1325 Pachón-Morales John, Colin Julien, Pierre Floran, Champavert Thibaut, Puel François, Perré Patrick

A TWO-PHASE SOLID-FLUID MODEL FOR DENSE GRANULAR FLOWS INCLUDING DILATANCY EFFECTS: COMPARISON WITH SUBMARINE GRANULAR COLLAPSE EXPERIMENTS...... 1329 Bouchut F., Fernández-Nieto E.D., Koné E.H., Mangeney A., Narbona-Reina G.

FLUID-PARTICLE ENERGY TRANSFER IN SPIRAL JET MILLING...... 1334 Dogbe Selasi, Ghadiri Mojtaba, Hassanpour Ali, Hare Colin, Wilson David, Storey Richard, Crosley Iain

GRANULAR COMPACTION AND THE TOPOLOGY OF PORE DEFORMATION...... 1338 Saadatfar Mohammad, Takeuchi Hiroshi, Hanifpour Maryam, Robins Vanessa, Francois Nicolas, Hiraoka Yasuaki

ACOUSTIC MONITORING OF A BALL SINKING IN VIBRATED GRANULAR SEDIMENTS ...... 1342 van den Wildenberg Siet, Léopoldès Julien, Tourin Arnaud, Jia Xiaoping

INVESTIGATION INTO MACROSCOPIC AND MICROSCOPIC BEHAVIORS OF WET GRANULAR SOILS USING DISCRETE ELEMENT METHOD AND X-RAY COMPUTED TOMOGRAPHY ...... 1346 Than Vinh-Du, Tang Anh-Minh, Roux Jean-Noël, Pereira Jean-Michel, Aimedieu Patrick, Bornert Michel

RHEOLOGY OF WET GRANULAR MATERIALS UNDER CONTINUOUS SHEAR: EXPERIMENTS AND SIMULATIONS ...... 1350 Badetti Michel, Fall Abdoulaye, Roux Jean-Noël

INFLUENCE OF 3D PARTICLE SHAPE ON THE MECHANICAL BEHAVIOUR THROUGH A NOVEL CHARACTERIZATION METHOD ...... 1354 Ouhbi Noura, Voivret Charles, Perrin Guillaume, Roux Jean-Noël

HIGH SPEED CONFINED GRANULAR FLOWS DOWN INCLINED: NUMERICAL SIMULATIONS...... 1358 Ralaiarisoa Velotiana Jean-Luc, Valance Alexandre, Brodu Nicolas, Delannay Renaud

EXPERIMENTAL INVESTIGATION OF MODE I FRACTURE FOR BRITTLE TUBE-SHAPED PARTICLES ...... 1362 Stasiak Marta, Combe Gaël, Desrues Jacques, Richefeu Vincent, Villard Pascal, Armand Gilles, Zghondi Jad

SIZE SEGREGATION OF BINARY GRANULAR MIXTURES - TOWARDS MORE APPROPRIATE SCALING OF PERCOLATION VELOCITY ...... 1366 Tripathi Anurag, Nema Mohit

ELEMENT SOIL BEHAVIOUR DURING PILE INSTALLATION SIMULATED BY 2D-DEM ...... 1370 Ji Xiaohui, Cheng Yi Pik, Liu Junwei

VERTICAL SLOW DRAG OF AN INTRUDER IN A LATERALLY CONFINED GRANULAR MEDIUM...... 1374 Duri Agnès, Mandato Sandra, Mabille Frédéric, Cuq Bernard, Ruiz Thierry

TOWARDS REPRODUCIBLE EXPERIMENTAL STUDIES FOR NON-CONVEX POLYHEDRAL SHAPED PARTICLES ...... 1378 Wilke Daniel N., Pizette Patrick, Govender Nicolin, Abriak Nor-Edine

AN EXPERIMENTAL, THEORETICAL AND EVENT-DRIVEN COMPUTATIONAL STUDY OF NARROW VIBROFLUIDISED GRANULAR MATERIALS ...... 1382 Thornton Anthony, Windows-Yule Kit, Parker David, Luding Stefan

NUMERICAL SIMULATION OF THE COMPACTION OF CRUSHABLE GRAINS IN 3D...... 1386 Cantor David, Azéma Emilien, Sornay Philippe, Radjai Farhang

EXPERIMENTAL AND DEM ANALYSIS OF THE DISSIPATION INVOLVED IN THE COLLISION OF A BOULDER WITH A SUBSTRATUM ...... 1390 Garcia Bruna, Villard Pascal, Richefeu Vincent, Daudon Dominique

A DISCRETE ELEMENT MODEL FOR DAMAGE AND FRACTURE OF GEOMATERIALS UNDER FATIGUE LOADING...... 1394 Gao Xiaofeng, Koval Georg, Chazallon Cyrille

MULTIPLE SHEAR BANDS IN GRANULAR MATERIALS...... 1398 Lévay Sára, Török János

FLOWABILITY ASSESSMENT OF WEAKLY CONSOLIDATED POWDERS...... 1402 Stavrou Alexandros Georgios, Hare Colin, Hassanpour Ali, Wu Chuan-Yu

COLLAPSE OF TALL GRANULAR COLUMNS IN FLUID...... 1406 Kumar Krishna, Soga Kenichi, Delenne Jean-Yves

DUST GENERATION IN POWDERS: EFFECT OF PARTICLE SIZE DISTRIBUTION ...... 1410 Chakravarty Somik, Le Bihan Olivier, Fischer Marc, Morgeneyer Martin

INVESTIGATING THE EFFECT OF UNLOADING ON ARTIFICIAL SANDSTONE BEHAVIOUR USING THE DISCRETE ELEMENT METHOD...... 1414 Huang Yueqin, Cheng Yi Pik, Coop Matthew

THE ROLE OF FORCE NETWORKS IN GRANULAR MATERIALS...... 1418 Daniels Karen E.

DECONVOLUTION OF GRADING CURVES DURING MILLING: EXAMPLE OF WHEAT STRAW ...... 1424 Blanc Nicolas, Richefeu Vincent, Mayer Claire, Delenne Jean-Yves

STRUCTURE GENERATION AND ANALYSIS FROM THE LOOSEST TO THE DENSEST RANDOM PACKINGS...... 1428 Delaney Gary W.

PROPERTIES OF PENDULAR LIQUID BRIDGES DETERMINED ON DELAUNAY’S ROULETTES...... 1432 Mielniczuk Boleslaw, Millet Olivier, Gagneux Gérard, El Youssoufi Moulay Said

ELECTROSTATIC SEPARATION OF MINERAL AND VEGETAL POWDERS WITH A CUSTOM BUILT CORONA SEPARATOR: APPLICATION TO BIOREFINERY OF RICE HUSK ...... 1436 Rajaonarivony Rova Karine, Rouau Xavier, Dascalescu Lucien, Mayer-Laigle Claire

A DEM STUDY OF OEDOMETRIC COMPRESSION OF MODEL GRANULAR MATERIALS INITIAL STATE INFLUENCE, STRESS RATIO, ELASTICITY, IRREVERSIBILITY...... 1440 Khalili Mohamed Hassan, Roux Jean-Noël, Brisard Sébastien, Pereira Jean-Michel, Bornert Michel

ELASTIC WAVES IN PARTICULATE GLASS-RUBBER MIXTURE: EXPERIMENTAL AND NUMERICAL INVESTIGATIONS/STUDIES...... 1444 Taghizadeh Kianoosh, Steeb Holger, Magnanimo Vanessa, Luding Stefan

CFD-DEM ANALYSIS OF PARTICLE ATTRITION IN A JET IN A FLUIDISED BED...... 1448 Fulchini F., Nan W., Ghadiri M., Yazdan Panah M., Bertholin S., Amblard B., Cloupet A., Gauthier T.

ANALYSIS OF DENSE PACKING OF HIGHLY DEFORMED GRAINS...... 1452 Vu Thi Lo, Nezamabadi Saeid, Barés Jonathan, Mora Serge

CONSIDERATION OF REINFORCEMENT MECHANISM IN THE SHORT FIBER MIXING GRANULAR MATERIALS BY GRANULAR ELEMENT SIMULATIONS ...... 1456 Mori Kentaro, Kaneko Kenji, Hashizume Yutaka

PERIDYNAMICS SIMULATION OF THE COMMINUTION OF PARTICLES CONTAINING MICROCRAKS...... 1460 Blanc Nicolas, Frank Xavier, Mayer-Laigle Claire, Radjaï Farhang, Delenne Jean-Yves

NUMERICAL STUDY OF THE FAILURE OF MATERIALS EMBEDDING SOFT TO HARD PARTICLES ...... 1464 Frank Xavier, Delenne Jean-Yves, Radjai Farhang

ANALYSIS OF COMPACTION OF RAILWAY BALLAST BY DIFFERENT MAINTENANCE METHODS USING DEM...... 1468 Ferellec Jean-Francois, Perales Robert, Nhu Viet-Hung, Wone Michel, Saussine Gilles

SMALL SOLAR SYSTEM BODIES AS GRANULAR SYSTEMS...... 1472 Hestroffer Daniel, Campo Bagatín Adriano, Losert Wolfgang, Opsomer Eric, Sánchez Paul, Scheeres Daniel J., Staron Lydie, Taberlet Nicolas, Yano Hajime, Eggl Siegfried, Lecomte Charles-Edouard, Murdoch Naomi, Radjai Fahrang, Richardson Derek C., Salazar Marcos, Schwartz Stephen R., Tanga Paolo

JAMMING/FLOWING TRANSITION OF NON-BROWNIAN PARTICLES SUSPENDED IN A ISO-DENSITY FLUID FLOWING IN A 2D RECTANGULAR DUCT ...... 1476 Burel Maxym, Martin Sylvain, Bonnefoy Olivier

A NON-LOCAL PLASTICITY THEORY FOR SLOW GRANULAR FLOWS...... 1480 Nott Prabhu R.

GRAVITY-DRIVEN GRANULAR FLOW IN A SILO: CHARACTERIZING LOCAL FORCES AND REARRANGEMENTS...... 1483 Thackray Emma, Nordstrom Kerstin

RELAXATION TIMES IN SIMPLE SHEAR AND THE ROLE OF WALLS...... 1487 Brendel Lothar, Török János, Ries Alexander, Wolf Dietrich E.

STATISTICAL ANALYSIS OF CONE PENETRATION RESISTANCE OF RAILWAY BALLAST...... 1491 Saussine Gilles, Dhemaied Amine, Delforge Quentin, Benfeddoul Selim

3D SCAN LINE METHOD FOR IDENTIFYING VOID FABRIC OF GRANULAR MATERIALS ...... 1495 Theocharis Alexandros I., Vairaktaris Emmanouil, Dafalias Yannis F.

LINEAR AND NONLINEAR ELASTIC PROPERTIES OF DENSE GRANULAR PACKINGS: A DEM EXPLORATION ...... 1499 Lemrich Laure, Johnson Paul, Guyer Robert, Jia Xiaoping, Carmeliet Jan

TOWARDS MINIMAL MODELS FOR REALISTIC GRANULAR MATERIALS: TOMOGRAPHIC ANALYSIS OF BIDISPERSED ASSEMBLIES OF ELLIPSOIDS...... 1503 Schaller Fabian M., Punzmann Horst, Schröder-Turk Gerd E., Saadatfar Mohammad

STUDY OF PORE FLUID EFFECT ON THE MOBILITY OF GRANULAR DEBRIS FLOWS ...... 1507 Zhou Gordon G. D., Sun Q. C.

NUMERICAL MODELLING OF SUFFUSION BY DISCRETE ELEMENT METHOD: A NEW INTERNAL STABILITY CRITERION BASED ON MECHANICAL BEHAVIOUR OF ERODED SOIL ...... 1511 Abdoulaye Hama Nadjibou, Ouahbi Tariq, Taibi Said, Souli Hanène, Fleureau Jean-Marie, Pantet Anne

A HIERARCHY OF GRANULAR CONTINUUM MODELS: WHY FLOWING GRAINS ARE BOTH SIMPLE AND COMPLEX...... 1515 Kamrin Ken

ENTRAINMENT CHARACTERISTICS OF FINE PARTICLES UNDER HIGH SPEED AIRFLOW ...... 1524 Yin Shaowu, Wang Li, Liu Chuanping, Tong Lige

EFFECT OF PARTICLE SIZE DISTRIBUTION ON THE CORRELATION BETWEEN LIQUEFACTION RESISTANCE AND SHEAR WAVE VELOCITY OF GRANULAR SOILS ...... 1528 Zhou Changtao, Xu Xiao Min, Cheng Yi Pik

DISCHARGE OF REPULSIVE GRAINS FROM A SILO: EXPERIMENTS AND SIMULATIONS ...... 1532 Hernández-Enríquez David, Lumay Geoffroy, Pacheco-Vázquez Felipe

DISTINCT ELEMENT ANALYSIS OF INTER-PARTICLE COATING VARIABILITY IN A BATCH SEED COATER...... 1536 Pasha Mehrdad, Ghadiri Mojtaba, Gunadi Alfeno, Piccione Patrick M.

COHESIVE STRENGTH OF IRON ORE GRANULES...... 1540 Contreras Rafael Jaimes, Berger Nicolas, Izard Edouard, Douce Jean-François, Koltsov Alexey, Delenne Jean- Yves, Azema Emilien, Nezamabadi Saeid, van Loo Frédéric, Pellenq Roland, Radjai Farhang

A LOCAL VIEW ON THE ROLE OF FRICTION AND SHAPE...... 1544 Schröter Matthias

BREAKING OF ROD-SHAPED MODEL MATERIAL DURING COMPRESSION...... 1552 Lukas Kulaviak, Vera Penkavova, Marek Ruzicka, Miroslav Puncochar, Petr Zamostny, Zdenek Grof, Frantisek Stepanek, Marek Schongut, Jaromir Havlica

COMPACTION OF GRANULAR MATERIALS COMPOSED OF DEFORMABLE PARTICLES...... 1556 Nguyen Thanh Hai, Nezamabadi Saeid, Delenne Jean-Yves, Radjai Farhang

SCALING BEHAVIOR OF IMMERSED GRANULAR FLOWS...... 1560 Amarsid L., Delenne J.-Y., Mutabaruka P., Monerie Y., Perales F., Radjai F.

WALL ROUGHNESS AND NONLINEAR VELOCITY PROFILES IN GRANULAR SHEAR FLOWS...... 1564 Schuhmacher Paul, Radjai Farhang, Roux Stéphane

EFFECT OF PARTICLE SIZE DISTRIBUTION ON 3D PACKINGS OF SPHERICAL PARTICLES ...... 1568 Taiebat Mahdi, Mutabaruka Patrick, Pellenq Roland, Radjai Farhang

LANDSLIDING GENERATED BY THERMOMECHANICAL INTERACTIONS BETWEEN ROCK COLUMNS AND WEDGING BLOCKS: STUDY CASE FROM THE LARZAC PLATEAU (SOUTHERN FRANCE)...... 1572 Taboada Alfredo, Ginouvez Hadrien, Renouf Mathieu, Azemard Pierre

MODELING ROOT GROWTH IN GRANULAR SOILS: EFFECTS OF ROOT STIFFNESS AND PACKING FRACTION ...... 1576 Fakih Mahmoud, Delenne Jean Yves, Radjai Farhang, Fourcaud Thierry

STRENGTH OF WET AGGLOMERATES OF SPHERICAL PARTICLES: EFFECTS OF FRICTION AND SIZE DISTRIBUTION ...... 1580 Vo Thanh-Trung, Mutabaruka Patrick, Delenne Jean-Yves, Nezamabadi Saeid, Radjai Farhang

DEM SIMULATION OF THE GRANULAR MAXWELL’S DEMON UNDER ZERO GRAVITY...... 1584 Wang Wenguang, Zhou Zhigang, Zong Jin, Hou Meiying

THE POTENTIAL OF MEAN FORCE CONCEPT FOR BRIDGING (LENGTH AND TIME) SCALES IN THE MODELING OF COMPLEX POROUS MATERIALS ...... 1588 Ioannidou Katerina, Carrier Benoit, Vandamme Matthieu, Pellenq Roland

MICROMECHANICS OF COMPLEX GRANULAR MATERIALS: A FOCUS ON SMALL STRAIN BEHAVIOR ...... 1594 Magnanimo V.

Author Index