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Melville, New York, 2013AIP Proceedings
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Conference collection
Volume 1542
Powders and Grains 2013Proceedings of the 7th International Conference on Micromechanics of Granular Media
Sydney, Australia8–12 July 2013
EditorsAibing YuKejun DongRunyu YangUniversity of New South Wales, Sydney, Australia
Stefan LudingUniversiteit Twente, Enschede, Netherlands
All papers have been peer reviewed.
Sponsoring OrganizationsAssociation for the Study of the Micromechanics of Granular Media (AEMMG)University of New South Wales (UNSW)Curtin University (CU)Universiteit Twente (UT)JMBC Research School for Fluid Mechanics, NetherlandsElsevier, publisher of Advanced Powder Technology, Particuology and Powder Technology
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Aibing YuKejun DongRunyu YangLaboratory for Simulation and Modeling of Particulate SystemsSchool of Materials Science & EngineeringUniversity of New South WalesSydney, NSW 2052AustraliaE-mail: [email protected] [email protected] [email protected]
Stefan LudingMulti Scale Mechanics (MSM)Faculty of Engineering Technologyand MESA+, Universiteit Twente7500AE EnschedeNetherlandsE-mail: [email protected]
ISBN 978-0-7354-1166-1 (Original Print)ISSN 0094-243XPrinted in the United States of America
Editors
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AIP Conference Proceedings, Volume 1542 Powders and Grains 2013
Proceedings of the 7th International Conference on Micromechanics of Granular Media
Table of Contents
Preface: Powders and Grains 2013
Aibing Yu
1
INVITED PAPERS
From nanoscale cohesion to macroscale entanglement: Opportunities for designing granular aggregate behavior by tailoring grain shape and interactions
Heinrich M. Jaeger, Marc Z. Miskin, and Scott R. Waitukaitis
3
From customized multiscale modeling to general mesoscience – The principle of compromise
Jinghai Li
7
Jamming and shear for granular materials
R. P. Behringer, Joshua Dijksman, Jie Ren, Jie Zhang, Trushant Majmudar, Bulbul Chakraborty, Daipeng Bi, and Antoinette Tordesillas
12
Establishing predictive capabilities of DEM – Verification and validation for complex granular processes
Jin Y. Ooi
20
The glass and jamming transitions in dense granular matter
Corentin Coulais, Raphaël Candelier, and Olivier Dauchot
25
Granular friction in a wide range of shear rates
Osamu Kuwano, Ryosuke Ando, and Takahiro Hatano
32
10,000 – A reason to study granular heat convection
I. Einav, P. Rognon, Y. Gan, T. Miller, and D. Griffani
38
Quasistatic behaviour of granular materials: Some things we learned from DEM studies
Jean-Noël Roux
46
Rheometry of dense granular materials: The crucial effects of gravity and confining walls
V. Shravan Kumar, Tejas Murthy, and Prabhu R. Nott
49
Stress- and rate-controlled granular rheology
Yimin Jiang and Mario Liu
52
Identifying and following particle-to-particle contacts in real granular media: An experimental challenge
Gioacchino Viggiani, Edward Andò, Clara Jaquet, and Hugues Talbot
60
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A hierarchy of particle-size segregation models: From polydisperse mixtures to depth-averaged theories
J. M.N.T. Gray
66
1. CONTEMPORARY ISSUES 1.1. Nano, Micro, and Irregular Particles
Shear alignment and orientational order of macroscopic rodlike grains
R. Stannarius, S. Wegner, B. Szabó, and T. Börzsönyi
74
Stability determination of steric-stabilized nanoparticles – Numerical and experimental analysis
Olakunle Olatunji and Jürgen Tomas
78
Multidimensionality in fluidized nanopowder agglomerates
Lilian de Martín, Wim G. Bouwman, and J. Ruud van Ommen
82
Shear-induced failure in jammed nanoparticle assemblies
Ishan Srivastava, Kyle C. Smith, and Timothy S. Fisher
86
Tribo-electric charging particle in a shaker
Masayuki Imba, Toshiko Kanazawa, Junichi Ida, Hideo Yamamoto, Mojtaba Ghadiri, and Tatsuhsi Matsuyama
90
Experimental and theoretical study of a micro-fluidized bed
V. Zivkovic, M. N. Kashani, and M. J. Biggs
93
Two-phase nc-TiN/a-(C,CNx) nanocomposite films: A HRTEM and MC simulation study
J. Guo, Y. H. Lu, X. J. Hu, and Y. G. Shen
97
A DEM model for contact electrification of irregular shaped particles
Chunlei Pei, Chuan-Yu Wu, Michael Adams, David England, Stephen Byard, and Harald Berchtold
101
Axial segregation of horizontally vibrated binary granular mixtures in an offset-Christmas tree channel
Ashish Bhateja, Ishan Sharma, and Jayant K. Singh
105
Diffusion of light in two-dimensional granular materials
Zeinab Sadjadi and MirFaez Miri
109
Synergistic combination dry powders for inhaled antimicrobial therapy
Desmond Heng, Sie Huey Lee, Jeanette Teo, Wai Kiong Ng, Hak-Kim Chan, and Reginald B. H. Tan
113
Electrostatics effects in granular materials
Saurabh Sarkar and Bodhisattwa Chaudhuri
117
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The characterizations and electrochemical properties of lignosulfonate templates based mesoporous NiO
Feng Chen, Hongfei Yao, Ping Fan, Jintao Yang, and Mingqiang Zhong
121
Influence of sintering additives and TiC on properties of TiC/Si3N4 ceramics
Yong Jiang, Laner Wu, and Wenzhou Sun
125
Fabrication and characterisation of patterned magnetorheological elastomers
Weihua Li, Xianzhou Zhang, Tongfei Tian, and Weijia Wen
129
Study of shear-stiffened elastomers
Tongfei Tian, Weihua Li, Jie Ding, Gursel Alici, and Haiping Du
133
Preparation of γ-AlON transparent ceramics by one-step method with high-activity Al2O3 powders
Wenzhou Sun, Yuhong Chen, Laner Wu, and Yong Jiang
137
Agglomerating fluidization of nanoparticles in the vibration or magnetic field
Tao Zhou, Hao Duan, Hui Wang, Feng Zhang, Hiroyuki Kage, and Yoshihide Mawatari
141
1.2. Modelling and Simulation Techniques
Understanding multi-scale structural evolution in granular systems through gMEMS
David M. Walker and Antoinette Tordesillas
145
Event-driven DEM of soft spheres
Thorsten Pöschel and Patric Müller
149
Multi-scale simulation of discrete systems with multi-scale supercomputer
Wei Ge and Jinghai Li
153
Scaling laws in granular flow and pedestrian flow
Shumiao Chen, Fernando Alonso-Marroquin, Jonathan Busch, Raúl Cruz Hidalgo, Charmila Sathianandan, Álvaro Ramírez-Gómez, and Peter Mora
157
Multiscale modelling of pharmaceutical powders: Macroscopic behaviour prediction
Jonathan Loh, William Ketterhagen, and James Elliott
161
A parallel version of the contact dynamics method
Z. Shojaaee, M. R. Shaebani, L. Brendel, J. Török, and D. E. Wolf
165
On the use of graphics processing units (GPUs) for molecular dynamics simulation of spherical particles
R. C. Hidalgo, T. Kanzaki, F. Alonso-Marroquin, and S. Luding
169
A nonlinear dynamical systems modelling approach unveils chaotic dynamics in simulations of large strain behaviour of a granular material under biaxial compression
Michael Small, David Walker, and Antoinette Tordesillas
173
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Particle-based simulation of hydraulic fracture and fluid/heat flow in geothermal reservoirs
Peter Mora, Yucang Wang, and Fernando Alonso-Marroquin
177
Uncertainty quantification and granular thermodynamics
Jeffrey D. Picka
181
DEM simulation of particles of complex shapes using the multisphere method: Application for additive manufacturing
Eric J. R. Parteli
185
Numerical simulation of suffusion phenomena through granular media
Francesco Federico, Andrea Montanaro, and Mauro Scienza
189
2. GEOMATERIALS AND CONSTRUCTIONS: 2.1. Theoretical
Directional plastic flow and fabric dependencies in granular materials
Barthélémy Harthong and Richard G. Wan
193
Granular mechanics of the critical state of coarse soils
Calixtro Yanqui
197
The influence of void ratio on small strain shear modulus of granular materials: A micromechanical perspective
Xiaomin Xu, Yipik Cheng, and Dongsheng Ling
201
Mesh size effect in the simulation of powder geo-material
L. C Huang, C. Y. Zhou, Y. Cheng, and W. K. Li
205
Simulation on particle crushing of tailings material under high pressure
Hai-ming Liu, Yi-ming Liu, Chun-he Yang, and Jing Cao
209
Distinct element analyses of collapsible behaviour of structured loess under one-dimensional compression
M. J. Jiang, T. Li, and H. J. Hu
213
Numerical simulation of rock failure process using improved rigid body spring method
Chi Yao, Qinghui Jiang, Jianfu Shao, and Chuangbing Zhou
217
2.2. Numerical
Dynamic and impact contact mechanics of geologic materials: Grain-scale experiments and modeling
David M. Cole, Mark A. Hopkins, and Stephen A. Ketcham
221
DEM modeling of penetration test in static and dynamic conditions
Quoc Anh Tran, Bastien Chevalier, and Pierre Breul
225
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A new definition on critical state of granular media accounting for fabric anisotropy
Jidong Zhao and Ning Guo
229
Wave propagation in assemblies of cemented spheres
T. Matthew Evans and Zhangwei Ning
233
Distinct element analyses of inclined cone penetration test in granular ground
Mingjing Jiang, Yongsheng Dai, Zhifu Shen, and Ning Zhang
237
Penetration strength of coarse granular materials from DEM simulations
Juan Carlos Quezada, Gilles Saussine, Pierre Breul, and Farhang Radjai
241
Modelling desiccation cracking in thin clay layer using three-dimensional discrete element method
Jun Sima, Mingjing Jiang, and Chuangbing Zhou
245
Effects of granular soil micro-mechanics on the pressure-sinkage relationship
Liang Cui and Savvas Avramidis
249
Characterizing inclined loading capacity of a pile embedded in methane-hydrate-bearing marine sediments
Fang Liu, Mingjing Jiang, Fangyuan Zhu, and Yu Xiao
253
On the physical meaning of equivalent skeleton void ratio for granular soil with fines
Bei-Bing Dai and Jun Yang
257
PFC2D simulation of thermally induced cracks in concrete specimens
Xinghong Liu, Xiaolin Chang, Wei Zhou, and Shuirong Li
261
Micro-characteristics of monodisperse and best-packing mixture samples under one dimensional compression
N. H. Minh and Y. P. Cheng
265
Mechanical behavior modeling of sand-rubber chips mixtures using discrete element method (DEM)
Danial Rezazadeh Eidgahee and Ehsan Seyedi Hosseininia
269
Strength and fabric evolution of unsaturated granular materials by 3D DEM analyses
Mingjing Jiang and Zhifu Shen
273
Challenges of simulating undrained tests using the constant volume method in DEM
Kevin J. Hanley, Xin Huang, Catherine O'Sullivan, and Fiona Kwok
277
Effect of inter-particle rolling resistance on passive earth pressure against a translating rigid retaining wall
Mingjing Jiang, Jie He, Fang Liu, and Huaning Wang
281
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Feasible use of particle-flow virtual test for the mechanical properties mixed soil
Zhang Jia-ming, Ren Yong-qiang, Shao Xiao-quan, and Wang Gang
285
2.3. Experimental
Multi-phase mechanics and multi-scale interactions among soil-water-gas in tsunami disaster
Tatsuya Imase, Kenichi Maeda, Yoshimi Ito, and Mai Goto
289
Quantification of time-dependent microstructural change of a silty sand under load
M. Yusa and E. T. Bowman
293
Postmortem analysis of sand grain crushing from pile interface using X-ray tomography
I. Matías Silva, Gaël Combe, Pierre Foray, Frédéric Flin, and Bernard Lesaffre
297
Physical and mechanical properties of cement-treated granular soils with respect to geotechnical application
Kimitoshi Hayano, Phan Huy Dong, and Yoshiyuki Morikawa
301
Optimum mixture design of granular materials reinforced by short fiber
Shigeaki Nozoe, Kenji Kaneko, and Yutaka Hashizume
305
CPT-based estimation of bearing and deformation indexes for TJ-1 lunar soil simulant ground
Mingjing Jiang, Ning Zhang, Zhifu Shen, and Xiaofeng Wu
309
DEM simulation of footpads quasi-statically penetrating into granular ground
Chao Sun, Fang Liu, Mingjing Jiang, and Huaning Wang
313
3. GRANULAR SOLIDS 3.1. Packing, Jamming and Related Properties
Dynamical systems model and discrete element simulations of a tapped granular column
A. D. Rosato, D. Blackmore, X. M. Tricoche, K. Urban, and L. Zuo
317
Confined packings of frictionless spheres and polyhedra
Jean-François Camenen, Yannick Descantes, and Patrick Richard
321
Microstructural characteristics of planar granular solids
Takashi Matsushima and Raphael Blumenfeld
325
Statistical mechanics of dry granular materials: Between fragile solid (jamming) and dry fluid (rheology)
Nicolas Rivier and Jean-Yves Fortin
329
Settlement statistics of a granular layer composed of polyhedral particles
Juan Carlos Quezada, Gilles Saussine, Pierre Breul, and Farhang Radjai
333
DEM simulation of experimental dense granular packing
Maryam Hanifpour, Nicolas Francois, Mehdi Vaez Allaei, and Mohammad Saadatfar
337
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The theory of granular packings for coarse soils
Calixtro Yanqui
341
Analysis of the behavior of granular materials at a meso-scale
Ngoc-Son Nguyen, Hélène Magoariec, and Bernard Cambou
345
Minkowski tensors and local structure metrics: Amorphous and crystalline sphere packings
G. E. Schröder-Turk, R. Schielein, S. C. Kapfer, F. M. Schaller, G. W. Delaney, T. Senden, M. Saadatfar, T. Aste, and K. Mecke
349
Analysis of Voronoi clusters in the packing of uniform spheres
C. C. Wang, K. J. Dong, and A. B. Yu
353
Discrete modelling of the packing of ellipsoidal particles
Zongyan Zhou, Ruiping Zou, David Pinson, and Aibing Yu
357
The role of inter-grain friction in determining the mechanical and structural properties of superellipsoid packings
Gary W. Delaney, James E. Hilton, Paul W. Cleary, and Claire Miller
361
Fast synchrotron X-ray tomography study of the rod packing structures
Xiaodan Zhang, Chengjie Xia, Haohua Sun, and Yujie Wang
365
Crystallisation in a granular material
N. Francois, M. Saadatfar, M. Hanifpour, R. Cruikshank, and A. Sheppard
369
A method for structural analysis of disordered particle systems
Z. A. Tian, K. J. Dong, and A. B. Yu
373
Tomographic analysis of jammed ellipsoid packings
Fabian M. Schaller, Max Neudecker, Mohammad Saadatfar, Gary Delaney, Klaus Mecke, Gerd E. Schröder-Turk, and Matthias Schröter
377 Non-Gaussian behavior in jamming / unjamming transition in dense granular materials
A. P. F. Atman, E. Kolb, G. Combe, H. A. Paiva, and G. H. B. Martins
381 Granular jamming transitions for a robotic mechanism
Allen Jiang, Tomaso Aste, Prokar Dasgupta, Kaspar Althoefer, and Thrishantha Nanayakkara
385
3.2. Forces
Dynamic cone penetration tests in granular media: Determination of the tip's dynamic load-penetration curve
E. Escobar, M. Benz, R. Gourvès, and P. Breul
389
Critical-like features of a granular intruder
Benjamin D. Elwood and Leonardo E. Silbert
393
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Force-chain identification in quasi-2D granular systems
Ling Zhang, Jun-Qi Wu, and Jie Zhang
397
Granular matter: A special buffer for impact load
Shunying Ji, Xiaodong Chen, Pengfei Li, and Ying Yan
401
Cushioning effect in highly polydisperse granular media
Charles Voivret
405
Experimental evidence and structural mechanics analysis of force chain buckling at the microscale in a 2D polymeric granular layer
Andrew B. Croll, Antoinette Tordesillas, David Carey, and Bekele Gurmessa
409
Force distribution/transmission in amorphous and crystalline packings of spheres
Xizhong An and Fei Huang
413
A mechanistic analysis of bulk powder caking
G. Calvert, N. Curcic, and M. Ghadiri
417
Anisotropy of microstructure and force chains in granular materials
Xihua Chu, Lunlun Zhou, and Yuanjie Xu
421
Experimental investigations of micro-structural phenomena inside strain localisation in granular materials
Danuta Lesniewska and Magdalena Pietrzak
425
An attempt in assessing contact forces from a kinematic field
Vincent Richefeu, Gaël Combe, and Raphaël Maurin
429
Local elastic fields in granular solids
J. Boberski, L. Brendel, and D. E. Wolf
433
Cooperative dynamics of a group of intruders subsiding in granular media: A DEM study
Cher Hui Goey and Chuan-Yu Wu
437
Non-contact measurement of the stress within granular materials via neutron diffraction
C. M. Wensrich, E. H. Kisi, V. Luzin, and O. Kirstein
441
Granular impact dynamics: Fluctuations at short time-scales
Abram H. Clark, Lou Kondic, and R. P. Behringer
445
3.3. Shear tests and analysis 3.3.1. Experimental
Dilation, compression, and convection in granular shear experiments
Nathan Beasley, Jacob Jantzi, Ryan Kinser, and Jeffrey S. Olafsen
449
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Experimental evidence of "Granulence"
G. Combe, V. Richefeu, G. Viggiani, S. A. Hall, A. Tengattini, and A. P. F. Atman
453
Imaging soft sphere packings in a novel triaxial shear setup
Joshua A. Dijksman, Hu Zheng, and Robert P. Behringer
457
TRACKER: A particle image tracking (PIT) technique dedicated to nonsmooth motions involved in granular packings
Gaël Combe and Vincent Richefeu
461
Novel experimental apparatus for granular experiments on basal friction
Hu Zheng, Joshua A. Dijksman, and Robert P. Behringer
465
Measuring creep and stick-slip behavior in 2-dimensional photoelastic granular medium
N. Sepúlveda and R. P. Behringer
469
Experimental investigation of the Rowe’s dilatancy law on an atypical granular medium from a municipal solid waste incineration bottom ash
Frédéric Becquart and Nor Edine Abriak
471
Experimental studies of precursors to failure in granular material
Antoine Le Bouil, Axelle Amon, and Jérôme Crassous
475
Development of a biaxial compression test apparatus for granular materials
Lian-Wei Zhang and Jian-Min Zhang
479
The stadium shear device: A novel apparatus for studying dense granular flows
Tom Miller, Pierre Rognon, and Itai Einav
483
3.3.2. Numerical
Prediction of bulk particle breakage due to naturally formed shear bands
Colin Hare and Mojtaba Ghadiri
487
Granular shear flows of flexible rod-like particles
Y. Guo, J. Curtis, C. Wassgren, W. Ketterhagen, and B. Hancock
491
Study of some micro-structural phenomena in granular shear zones
Jan Kozicki, Jacek Tejchman, and Danuta Leśniewska
495
On liquid migration in sheared granular matter
R. Mani, D. Kadau, D. Or, and H. J. Herrmann
499
Constitutive relations of jammed frictionless granular materials under oscillatory shear
Michio Otsuki and Hisao Hayakawa
503
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Minimum cut and shear bands
Antoinette Tordesillas, Andrew Cramer, and David M. Walker
507
Shear strength, force distributions and friction mobilization in sheared packings composed of angular particles
Emilien Azéma, Nicolas Estrada, and Farhang Radjai
511
Simulation of sheared, caking powder
A. Weuster, L. Brendel, and D. E. Wolf
515
Shear strength and microstructure of 3D assemblies of platy particles
Mauricio Boton, Emilien Azéma, Nicolas Estrada, Farhang Radjaï, and Arcesio Lizcano
519
Evolution of the contact distribution in sheared 2D granular packings
Jens Boberski, M. Reza Shaebani, and Dietrich E. Wolf
523
Homogeneity and packing structure of a 2D sheared granular system
Jie Ren, Joshua Dijksman, and Robert P. Behringer
527
Numerical investigation of granular flow in a shear cell
X. Wang, H. P. Zhu, A. B. Yu, and S. Luding
531
3.4. Transportation, Propagation and Conduction
Mass–disorder effects on the frequency filtering in one–dimensional discrete particle systems
Brian P. Lawney and Stefan Luding
535
Thermal conduction in particle packs via finite elements
Jeremy B. Lechman, Cole Yarrington, William Erikson, and David R. Noble
539
Forming and breaking of contacts in jammed granular media by nonlinear acoustic waves
S. Wildenberg, Y. Yang, M. van Hecke, and X. Jia
543
Constrained optimisation in granular network flows: Games with a loaded dice
Qun Lin and Antoinette Tordesillas
547
Transport pathways within percolating pore space networks of granular materials
Kevin Vo, David M. Walker, and Antoinette Tordesillas
551
Study on small-strain behaviours of methane hydrate sandy sediments using discrete element method
Yanxin Yu, Xiaomin Xu, Yi Pik Cheng, and Kenichi Soga
555
Dispersive behavior and acoustic scaling in granular rocks
Santos Carlos, Urdaneta Vanessa, Medina Ernesto, and García Xavier
559
Global Markov modelling and analysis of the dynamics of granular deformation and flow
Gary Froyland, Antoinette Tordesillas, and David M. Walker
563
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Granular acoustics of polyhedral particles
Wei Shen Cheng, Jian Chen, and Hans-Georg Matuttis
567
Grain-based characterisation and acoustic wave propagation in a sand packing subject to triaxial compression
Mohammad Saadatfar, Nicolas Francois, Alon Arad, Mahyar Madadi, Adrian Sheppard, Tim Senden, and Mark Knackstedt
571
The role of Rayleigh waves in granular solids
Alessandro Spadoni and Bart Van Damme
575
Energy transmission through grain-to-grain contacts: The role of bulk and Rayleigh waves
Bart Van Damme, Emil Shaykhilislamov, and Alessandro Spadoni
577
Hydraulic and acoustic investigation of sintered glass beads
Ibrahim Gueven, Stefan Luding, and Holger Steeb
581
3.5. Compaction
A multiscale description of failure in granular materials
Nejib Hadda, François Nicot, Luc Sibille, Farhang Radjai, Antoinette Tordesillas, and Félix Darve
585
Statistical mechanics description of an isotropic compression and its relationship to micromechanics
W. F. Oquendo and J. D. Muñoz
589
Simulation of current-activated pressure-assisted densification
Sebastian Angst, Gabi Schierning, and Dietrich E. Wolf
593
Distinguishing and predicting granular failure via multiscale evolution of contact cycle topologies
Sebastian Pucilowski, David M. Walker, and Antoinette Tordesillas
597 Force correlations, anisotropy, and friction mobilization in granular assemblies under uniaxial deformation
O. I. Imole, M. Wojtkowski, V. Magnanimo, and S. Luding
601
Length scales from elastic buckling of a force chain under confined axial compression
Antoinette Tordesillas, David Carey, and Jingyu Shi
605
Modeling of compressible self-organized granular media under static load
Mikhail N. Skachkov
609
Effect of fabric on the strength of granular materials in biaxial compression
Homayoun Shaverdi, Mohd Raihan Taha, and Farzin Kalantary
613
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4. GRANULAR LIQUIDS 4.1. Unconfined and Surface Flows
4.1.1. Theoretical
Granular force on objects and correlation length: Drag coefficient enhancement in low Froude number flow regimes
Thierry Faug
617
Numerical analysis of impact processes of granular jets
Tomohiko G. Sano and Hisao Hayakawa
622
Inclined granular flows on collisional shear layers
James T. Jenkins and Diego Berzi
626
An energy-based splash function for the impact of particles with granular beds
Chuan-Yu Wu
630
Impaction of particle streams on a granular bed
Sida Liu, Zongyan Zhou, Kejun Dong, Aibing Yu, John Tsalapatis, and David Pinson
634
Dissipative discrete element model applied to rock avalanches
G. Mollon, V. Richefeu, P. Villard, and D. Daudon
638
Jumps and bores in bulky frictional granular flows
Thierry Faug
642
Effect of cohesive force on the formation of a sandpile
K. J. Dong, R. P. Zou, K. W. Chu, R. Y. Yang, A. B. Yu, and D. S. Hu
646
4.1.2. Experimental
Identification of avalanche precursors by acoustic probing in the bulk of tilted granular layers
M. Duranteau, V. Tournat, V. Zaitsev, R. Delannay, and P. Richard
650
Study of solids contact shearing and collisions in granular debris flows
Gordon G. D. Zhou, Q. C. Sun, and M. L. Fei
654
Design of protection structures: The role of the grainsize distribution
Benjy Marks, Aurelio Valaulta, Alexander Puzrin, and Itai Einav
658
Tumbling sandpiles in a fluid
Farhang Radjai, Vincent Topin, Frédéric Perales, and Yann Monerie
662
Experimental investigation on failure mode of fine-grain rainfall-induced debris flow
Zhao Cheng, Zhou Jian, Li Yexun, and Tian Jiashen
666
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4.2. Confined flow
Mode-coupling theory for sheared granular liquids
Koshiro Suzuki and Hisao Hayakawa
670
Velocity and density scaling at the outlet of a silo and its role in the expression of the mass flow rate
D. Maza, A. Janda, S. M. Rubio-Largo, I. Zuriguel, and R. C. Hidalgo
674
Prediction of silo-vibrations using a modified lambdameter
Stefan Jäckel, Ralf Schünemann, Thomas Mütze, and Urs A. Peuker
678
Effect of friction and cohesion on anisotropy in quasi-static granular materials under shear
A. Singh, V. Magnanimo, and S. Luding
682
Avoiding clogs: The shape of arches and their stability against vibrations
Angel Garcimartín, Celia Lozano, Geoffroy Lumay, and Iker Zuriguel
686
The influence of particle shape on granular Hopper flow
G. Mollon and J. Zhao
690
Microscopic analysis of Hopper flow with ellipsoidal particles
Sida Liu, Zongyan Zhou, Ruiping Zou, David Pinson, and Aibing Yu
694
Silo clogging reduction by placing an obstacle above the outlet
C. Lozano, I. Zuriguel, A. Janda, A. Garcimartín, R. Arévalo, and D. Maza
698
Dynamics of rotating spirals in agitated wet granular matter
Kai Huang, Lorenz Butzhammer, and Ingo Rehberg
702
Visualising shear stress distribution inside flow geometries containing pharmaceutical powder excipients using photo stress analysis tomography and DEM simulations
Saeed Albaraki, S. Joseph. Antony, and C. Babatunde Arowosola
706
Pipe transport in underground mining: An experimental approach
A. Janda, I. Zuriguel, J. Bienzobas, A. Garcimartín, and D. Maza
710
4.3. Mixing and Segregation 4.3.1. Theoretical and Numerical
Size separation of binary mixture under vibration
Chuanping Liu, Lige Tong, Shaowu Yin, Peikun Zhang, and Li Wang
714
Segregation in dense, dry, inclined flows of binary mixtures of grains
Michele Larcher and James T. Jenkins
718
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Influence of rotation on BN separation in binary particle system
Ping Wu, Shuang Wang, Ziang Xie, Yuming Huang, Lige Tong, Peikun Zhang, Shaowu Yin, Chuanping Liu, and Li Wang
722
DEM simulation of particle mixing for optimizing the overcoating drum in HTR fuel fabrication
Malin Liu, Zhenming Lu, Bing Liu, and Youlin Shao
726
Mixing behaviour of cohesive and non-cohesive particle mixtures in a ribbon mixer
H. Musha, K. Dong, G. R. Chandratilleke, J. Bridgwater, and A. B. Yu
731
Simulations on the flow segregation problem in bidimensional piles
Jesica Benito, Rodolfo Uñac, Ana María Vidales, and Irene Ippolito
735
Effects of size and density differences on mixing of binary mixtures of particles
H. Musha, G. R. Chandratilleke, S. L. I. Chan, J. Bridgwater, and A. B. Yu
739
Radial segregation driven by axial migration
Xiaoxing Liu, Wei Ge, and Jinghai Li
743
Formation of ordered structure and its effect on particle percolation in a vibrated bed
A. H. Esfandiary, K. J. Dong, and A. B. Yu
747
Numerical analysis of separation and mixing dynamics in multiphase granular systems
Tracy Rushmer, Antoinette Tordesillas, David M. Walker, and Nick Petford
751
4.3.2. Experimental
Granular segregation in quasi-2d rectangular bin
Sandip H. Gharat and D. V. Khakhar
755
The formation of polygon-shaped patterns in vibrated, cylindrical granular beds
G. Lu, J. R. Third, M. H. Köhl, and C. R. Müller
759
Pattern formation in a flat rotating box
Frank Rietz and Ralf Stannarius
763
Segregation of binary mixtures of spheres and ellipsoids
Changxing Li, Zongyan Zhou, Ruiping Zou, David Pinson, and Aibing Yu
767
Segregation and convection rolls in two-dimensional packings
Frank Rietz
771
Patterns and velocity field in vertically vibrated granular materials
Istafaul H. Ansari and Meheboob Alam
775
Dry coating in a high shear mixer: Comparison of experimental results with DEM analysis of particle motions
E. Serris, A. Sato, A. Chamayou, L. Galet, M. Baron, P. Grosseau, and G. Thomas
779
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5. GRANULAR GASES 5.1. Theoretical
Evidence for a new force in dissipative system derived from Boltzmann equation: Consequence for the mechanics of the material point, experimental evidences and possible applications
Pierre Evesque
783
Scaling of the normal coefficient of restitution for wet impacts
Thomas Müller, Frank Gollwitzer, Christof A. Krülle, Ingo Rehberg, and Kai Huang
787
Asymmetric velocity distribution in boundary-heating granular gas and a hydrodynamic description
Yanpei Chen, Meiying Hou, Pierre Evesque, Yimin Jiang, and Mario Liu
791
Shearbanding and inhomogeneous states in granular fluid
Meheboob Alam and Priyanka Shukla
795
Characteristics of Casimir-like forces in fluidized granular media
M. Reza Shaebani, Jalal Sarabadani, and Dietrich E. Wolf
799
5.2. Numerical and Experimental
Can one "Hear" the aggregation state of a granular system?
Christof A. Kruelle and Almudena García Sánchez
803
Microgravity experiments on a granular gas of elongated grains
K. Harth, T. Trittel, U. Kornek, S. Höme, K. Will, U. Strachauer, and R. Stannarius
807
Collective granular dynamics in a shaken container at low gravity conditions
J. E. Kollmer, A. Sack, M. Heckel, F. Zimber, P. Mueller, M. N. Bannerman, and T. Pöschel
811
Experimental study of a granular gas homogeneously driven by particle rotations
E. Falcon, J.-C. Bacri, and C. Laroche
815
Pattern dynamics of cohesive granular particles under plane shear
Satoshi Takada and Hisao Hayakawa
819
Effect of gravity on particle dispersion in a horizontally vibrating bed
Kejun Dong, Kunio Shinohara, and Aibing Yu
823
6. PARTICLE PROPERTIES 6.1. Interparticle Interactions
Rolling resistance effect for sheared granular materials in the inertial regime
Hayley H. Shen
827
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A new contact model for modelling of elastic-plastic-adhesive spheres in distinct element method
Massih Pasha, Selasi Dogbe, Colin Hare, Ali Hassanpour, and Mojtaba Ghadiri
831
Wear particles: Influence on local stress and dynamical instabilities
Viet-Hung Nhu, Mathieu Renouf, Francesco Massi, and Aurélien Saulot
835
From particle to powder properties – A mesoscopic approach combining micro-scale experiments and X-ray microtomography
S. Strege, H. Zetzener, and A. Kwade
839
Unitary stick-slip motion in granular beds
J. E. Hilton, P. W. Cleary, and A. Tordesillas
843
Finite element analysis of the contact forces between viscoelastic particles
Q. J. Zheng, H. P. Zhu, and A. B. Yu
847
Calibration and validation of DEM rolling and sliding friction coefficients in angle of repose and shear measurements
Piotr Frankowski and Martin Morgeneyer
851
Numerical simulation of interaction between two PM2.5 particles under acoustic travelling wave conditions
Fengxian Fan, Mingjun Zhang, and Chang Nyung Kim
855
An experiment investigation on electrification by collision between chemically identical glass particles
L. Xie, Y. Jiang, N. Bao, K. Han, and J. Zhou
859
Rebound characteristics for ash particles impacting a planar surface
Ming Dong, Sufen Li, Jian Han, and Jun Xie
863
Damping of rotating beams with particle dampers: Discrete element method analysis
D. N. J. Els
867 Identification of micro parameters for discrete element simulation of agglomerates
Stefan Palis, Sergiy Antonyuk, Maksym Dosta, and Stefan Heinrich
871
6.2. Size and Shape Effects
Effect of size polydispersity on micromechanical properties of static granular materials
M. R. Shaebani, M. Madadi, S. Luding, and D. E. Wolf
875
Slow dynamics for elliptical particles under continuous shear and cyclic compression
Somayeh Farhadi, Robert P. Behringer, and Alex Zihao Zhu
879
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A benchmark for particle shape dependence
Gaël Combe, Cécile Nouguier-Lehon, Émilien Azéma, Krzysztof Szarf, Baptiste Saint-Cyr, Marie Chaze, Farhang Radjaï, Pascal Villard, Jean-Yves Delenne, Vincent Richefeu, Philippe Sornay, Charles Voivret, and CEGEO Group
883
The influence of aspect ratio and roughness on flowability
Colin Hare and Mojtaba Ghadiri
887
Comparison of the effects of rolling resistance and angularity in sheared granular media
Nicolas Estrada, Emilien Azéma, Farhang Radjai, and Alfredo Taboada
891
Influence of the feeding rate on the packing properties of faceted particles
R. C. Hidalgo, M. Acevedo, I. Zuriguel, I. Pagonabarra, and D. Maza
895
6.3. Size Reduction
Estimation of new surface generation and energy analysis during particle fracture
Manoj Khanal and Jürgen Tomas
899
A probabilistic approach of confined comminution in polydisperse granular materials
Carlos Ovalle, Charles Voivret, Christophe Dano, and Pierre-Yves Hicher
903
Impact of numerical models on fragmentation processes
Mathieu Renouf, Belien Gezahengn, Micheline Abbas, and Florent Bourgeois
907
Radical edge crack problem of a circular disk under circumference load
W. S. Xiao and H. P. Zhu
911
A study on the effect of particle shape and fragmentation on the mechanical behavior of granular materials using discrete element method
Ali Aminzadeh and Ehsan Seyedi Hosseininia
915 Experimental studies on the kinematics of cutting in granular materials T. G. Murthy, C. Saldana, S. Yadav, and F. Du
919
Evolution of sand crushability and its effect on particle-scale energy allocation
Bo Zhou, Runqiu Huang, and Jianfeng Wang
923 Numerical simulation study of quasistatic grinding process on a model granular material
V. P. B. Esnault and J.-N. Roux
927
Analysis of seed processing by the distinct element method
Mehrdad Pasha, Colin Hare, Mojtaba Ghadiri, Patrick M. Piccione, and Scott Taylor
931 Numerical analysis of impact events in a centrifugal impact pin mill
C. Labra, J. Y. Ooi, J. F. Chen, and J. Sun
935
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7. COHESION 7.1. Theoretical and Numerical
Micromechanical properties of colloidal structures
A. Kwade, C. Schilde, C. Burmeister, M. Roth, P. Lellig, and G. Auernhammer
939
Electrically-enhanced deposition of fine particles on a fiber: A numerical study using DEM
Mengmeng Yang, Shuiqing Li, Guanqing Liu, and Qiang Yao
943
DEM study on the interaction between wet cohesive granular materials and tools
Takuya Tsuji, Yu Matsui, Yuta Nakagawa, Yuuichi Kadono, and Toshitsugu Tanaka
947
Numerical estimation of the restitution coefficient for dry and wet agglomerates
Sergiy Antonyuk, Maksym Dosta, and Stefan Heinrich
951
Granular cohesion and fast rotators in the NEA population
Paul Sánchez and Daniel J. Scheeres
955
Assessing flowability of small quantities of cohesive powder using distinct element modelling
Massih Pasha, Colin Hare, Ali Hassanpour, and Mojtaba Ghadiri
959
Particle scale investigation of flow and mixing of wet particles in rotating drums
P. Y. Liu, R. Y. Yang, and A. B. Yu
963
DEM analysis of effects of particle properties and mixing conditions on particle attachment processes
Jiecheng Yang, Chuan-Yu Wu, and Michael Adams
967
Flow of dry and wet granular materials: Numerical simulation results
Saeed Khamseh, Jean-Noël Roux, and François Chevoir
971
7.2. Experimental
Erosion rate and instability of a wet/dry granular interface
Gautier Lefebvre and Pierre Jop
975 Effect of cohesion on granular-fluid flows in spouted beds: PIV measurement and DEM simulations
Runru Zhu, Shuiqing LI, and Qiang Yao
979
Behavior of cohesive powder in rotating drums
M. Wojtkowski, O. I. Imole, M. Ramaioli, E. Chávez Montes, and S. Luding
983
Experimental studies on the mechanics of cohesive frictional granular media
R. K. Kandasami and T. G. Murthy
987
Analysis of behavior of small agglomerated particles on two-dimensional vibrating plate
Murino Kobayakawa, Shuji Matsusaka, and Shuji Matsusaka
991
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Influence of cohesive forces on the macroscopic properties of granular assemblies
Geoffroy Lumay, Jorge Fiscina, Francois Ludewig, and Nicolas Vandewalle
995
Incipient flow properties of two-component fine powder mixtures: Changing the flowability of smaller particles
Takehiro Kojima and James A. Elliott
999
Visualizing powder de-agglomeration upon impact with simultaneous flowing charge behaviour
Jin Wang Kwek, Desmond Heng, Sie Huey Lee, Wai Kiong Ng, Hak-Kim Chan, Jerry Heng, and Reginald Tan
1003
Internal structure and fragmentation kinetics of silica granules
P. Grosseau, T. Dumas, O. Bonnefoy, L. Barriquand, L. Guy, and G. Thomas
1007
Influence of the pan pelletizer rotational velocity and the particles size on the agglomeration of alumina oxide granules
Zheni Radeva, Peter Müller, and Juergen Tomas
1011
8. FLUID AND PARTICLES 8.1. Particle-fluid Interactions
FEM-DEM simulation of two-way fluid-solid interaction in fibrous porous media
K. Yazdchi, S. Srivastava, and S. Luding
1015
Characterization of fluid-particle interactions in poly-disperse systems
Francesco P. Di Maio and Alberto Di Renzo
1019
Capillary states of granular materials in the funicular state
Jean-Yves Delenne, Vincent Richefeu, and Farhang Radjai
1023
Preparation and characterisation of user-friendly PMMA microcapsules for consumer care
Xuemiao Pan, Ruben Mercade-prieto, David York, Jon A. Preece, and Zhibing Zhang
1027
Squeeze flow of a bi-viscosity fluid between two rigid spheres
Xu Chun-Hui, Zhang Mi, and Xu Yong
1031
A parametric study on the leakage-soil interaction due to a leaking pipe using the coupled DEM-LBM technique
X. Cui, J. Li, A. H. C. Chan, and D. N. Chapman
1035
Water retention in discrete element method
Yixiang Gan, Federico Maggi, and Itai Einav
1039
Free running droplets on packed powder beds
Catherine P. Whitby, Xun Bian, and Rossen Sedev
1043
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8.2. Suspension, Sedimentation, Saltation, and Dust Emission
Where to dig for gold? – Density segregation inside migrating dunes
Christopher Groh, Ingo Rehberg, and Christof A. Kruelle
1047
Simulation of aeolian saltation
M. V. Carneiro and H. J. Herrmann
1051
Dust emission modelling around a stockpile by using computational fluid dynamics and discrete element method
S. M. Derakhshani, D. L. Schott, and G. Lodewijks
1055
Scaling laws in aeolian sand transport: Erodible versus non-erodible bed
A. Valance, T. D. Ho, A. Ould El Moctar, and P. Dupont
1059
DEM-PFV analysis of solid-fluid transition in granular sediments under the action of waves
E. Catalano, B. Chareyre, and E. Barthélémy
1063
Coulombic wall slip of concentrated soft-particle suspensions
Michael Adams, Wei Liu, Zhibing Zhang, and Peter Fryer
1067
Effect of shear-induced diffusion on the transfer of heat across a sheared suspension
Ouamar Rahli, Xiaolong Yin, and Bloen Metzger
1071
Pattern formation during capillary rising of a fluid front into a granular media
A. P. F. Atman, G. Combe, Thaysa R. M. Ferreira, and Jéssica A. A. Barros
1075
Grain sedimentation with SPH-DEM and its validation
Martin Robinson, Stefan Luding, and Marco Marco Ramaioli
1079
2D DEM model of sand transport with wind interaction
L. Oger and A. Valance
1083 Wind tunnel studies on the vertical emission of sand grains from surface
L. Guo and N. Huang
1087
Rheology of dense suspensions: Insights from soft dynamics simulations
P. Rognon, C. Gay, and I. Einav
1090
Effect of ground granulated blast furnace slag particle size distribution on paste rheology: A preliminary model
Alireza Kashani, John L. Provis, and Jannie S. J. van Deventer
1094
8.3. Gas Fluidisation
Particle dynamics in the fluidized bed: Magnetic particle tracking and discrete particle modelling
Johannes Neuwirth, Sergiy Antonyuk, and Stefan Heinrich
1098
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Transitional behavior in gas-fluidized beds
Colin Thornton, Fang Yang, and Jonathan Seville
1102
Contact analysis of different flow regimes in gas fluidization
Q. F. Hou, Z. Y. Zhou, and A. B. Yu
1106
Identification of flow regime in a slurry bubble column by Hilbert-Huang transform analysis
Weiling Li, Wenqi Zhong, Baosheng Jin, and Rui Xiao
1110
Computational study of heat transfer in gas fluidization
Q. F. Hou, Z. Y. Zhou, and A. B. Yu
1114
Discrete particle simulation of heat transfer in pressurized fluidized bed with immersed cylinders
Hadi Wahyudi, Kaiwei Chu, and Aibing Yu
1118
SPH-DEM simulations of grain dispersion by liquid injection
Martin Robinson, Stefan Luding, and Marco Ramaioli
1122
Novel multiscale simulation environment for modeling of fluidized bed granulation
Maksym Dosta and Stefan Heinrich
1126
Discrete element modeling of gas fluidization of fine ellipsoidal particles
Jieqing Gan, Zongyan Zhou, Ruiping Zou, and Aibing Yu
1130
8.4. Other Particle-fluid Flows
Fluid coupling in DEM simulation using Darcy's law: Formulation, and verification
M. Goodarzi, C. Y. Kwok, L. G. Tham, and F. Chen
1134
Polygonal particles in fluids
Shi Han Ng and Hans-Georg Matuttis
1138
Fibrous random materials: From microstructure to macroscopic properties
K. Yazdchi and S. Luding
1142
CFD analysis of the aerosolization of carrier-based dry powder inhaler formulations
Qi (Tony) Zhou, Zhenbo Tong, Patricia Tang, Runyu Yang, and Hak-Kim Chan
1146
Continuous particle manipulation and separation in a hurdle-combined curved microchannel using DC dielectrophoresis
Ming Li, Shunbo Li, Weihua Li, Weijia Wen, and Gursel Alici
1150
Numerical study of vertical pneumatic conveying: Effect of friction coefficient
K. Li, S. B. Kuang, R. P. Zou, R. H. Pan, and A. B. Yu
1154
Study of raceway in COREX melter gasifier by using three progressive methods
Jun-jie Sun, Zhi-guo Luo, Zhan-xia Di, Chong-lin Liu, Zong-shu Zou, and Yan-Song Shen
1158
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Numerical study of jet-induced cratering of a granular bed: Effect of gravity
S. B. Kuang, C. Q. LaMarche, J. S. Curtis, and A. B. Yu
1162
Magnetic resonance imaging (MRI) study of jet height hysteresis in packed beds
Maximilian H. Köhl, Guang Lu, James R. Third, Klaas P. Prüssmann, and Christoph R. Müller
1166
Sensitivity to damping in sand production DEM-CFD coupled simulations
Natalia Climent, Marcos Arroyo, Catherine O'Sullivan, and Antonio Gens
1170
Air effects on subharmonic bifurcations of impact in vertically vibrated granular beds
Z. H. Jiang, H. Han, R. Zhang, and X. R. Li
1174
Numerical simulation of rip-raps with the distinct element method
Livia Mittelbach
1178
Particle scale modelling of the multiphase flow in a dense medium cyclone: Effect of medium-to-coal ratio
Kaiwei Chu, Jiang Chen, Aibing Yu, and Andrew Vince
1182
9. CONTINUUM MODELLING AND SIMULATION
9.1. Granular Rheology
Granular statistical mechanics: Volume-stress phase space, equipartition and equations of state
Raphael Blumenfeld, Joe F. Jordan, and Sam F. Edwards
1186
Non-linear deformation behavior of granular media by elliptic microstructure based model
Kenichi Maeda and Kinya Miura
1190
Modeling of a cohesive granular materials by a multi-scale approach
T. K. Nguyen, G. Combe, D. Caillerie, and J. Desrues
1194
Dense annular flows of granular media
Alain de Ryck and Olivier Louisnard
1198
From discrete particles to continuum fields in mixtures
T. Weinhart, S. Luding, and A. R. Thornton
1202
Mechanisms of energy dissipation in saturated granular mass flows
Francesco Federico
1206
Subdiffusive behavior in a two-dimensional granular assembly under shear
J. M. Salazar
1210
Micromechanics of deformation non-coaxiality in granular materials
Xia Li and Hai-Sui Yu
1214
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Continuum stress characteristics inside shear bands
Antoinette Tordesillas, John F. Peters, and Jingyu Shi
1218
A hierarchical model for cross-scale simulation of granular media
Ning Guo and Jidong Zhao
1222
2D cyclic pure shear of granular materials, simulations and model
D. Krijgsman and S. Luding
1226
Eddies, mixing and heat transfer in dense granular flows
P. Rognon, T. Miller, and I. Einav
1230
A micromechanical numerical analysis for a triaxial compression of granular materials
V. Magnanimo and L. La Ragione
1234
Evolution of the effective moduli for anisotropic granular materials during pure shear
N. Kumar, O. I. Imole, V. Magnanimo, and S. Luding
1238
Modeling of time-dependent distributions of impact and kinetic energies of particulate systems
Javan D. Tjakra, Nicolas Hudon, Jie Bao, and Runyu Yang
1242
9.2. Process Modelling and Analysis
Modelling of the mechanical behaviour of two pure PTFE powders during their compaction at room temperature
Carole Frédy, Rodrigo B. Canto, Nicolas Schmitt, Stéphane Roux, and René Billardon
1246
Multi-scale modelling of granular avalanches
Krishna Kumar, Kenichi Soga, and Jean-Yves Delenne
1250
A brief investigation into ejection times from a conical mass flow Hopper - Coulomb and conical model difference
L. A. Fullard and C. E. Davies
1254
Spatial and temporal coarse-graining for DEM analysis
C. Labra, J. Y. Ooi, and J. Sun
1258
Energy dissipation of debris flow through pile group obstructions
Minglong Fei, Qicheng Sun, Deyu Zhong, and Gordon G. D. Zhou
1262
Determining key variables of the kinetic theory of granular flow using DWS
V. Zivkovic, K. Berry, D. H. Glass, and M. J. Biggs
1266
Numerical investigation of solid mixing in a fluidized bed coating process
Venkatakrishna Kenche, Yuqing Feng, Danyang Ying, Chris Solnordal, Seng Lim, and Peter J. Witt
1270
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Modelling ironmaking blast furnace: Solid flow and thermochemical behaviours
Yansong Shen, Baoyu Guo, Aibing Yu, Sheng Chew, and Peter Austin
1274
Technological pretreatment of the synchysite non-oxidized ore
B. Munkhtsetseg and G. Burmaa
1278
Dusting control of magnesium slag produced by Pidgeon process
Laner Wu, Qixing Yang, Fenglan Han, and Chun Du
1282
Numerical simulations of solid-liquid stirred tank with an improved Intermig impeller
Hongliang Zhao, Ting'an Zhang, Yan Liu, Zimu Zhang, and Chao Zhang
1286
Discharge of a granular silo as a visco-plastic flow
L. Staron, P.-Y. Lagrée, and S. Popinet
1290
Effect of particle fineness on the finely disseminated iron ore for beneficiation
T. S. Qiu, W. X. Zhang, X. H. Fang, and G. K. Gao
1294
Comparison of two methods to study the gas-liquid flows in a continuous slab casting mold
Zhiguo Luo, Chonglin Liu, Tao Zhang, Junjie Sun, Zongshu Zou, and Yansong Shen
1296
Numerical simulations of gas-liquid flow in the gas injection process with mechanical stirring
Pin Shao, Ting'an Zhang, Yan Liu, Zimu Zhang, and Dongxing Wang
1300
Experimental study of bottom blown oxygen copper smelting process for water model
Dongxing Wang, Yan Liu, Zimu Zhang, Pin Shao, and Ting'an Zhang
1304
Particle scale modelling of the multiphase flow in a dense medium cyclone: Effect of near gravity material
J. Chen, K. W. Chu, A. B. Yu, A. Vince, G. D. Barnett, and P. J. Barnett
1308
Author Index 1313
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