Offprints can be requested from kuhn@up.edu
Matthew R. Kuhn, Kiichi Suzuki, and Ali Daouadji, “Linear-frictional contact model for 3D discrete element simulations of granular systems,” International Journal for Numerical Methods in Engineering, 2020, Volume 121, No. 3, pp. 560-569. DOI 10.1002/nme.6216.
Matthew R. Kuhn, Florent Prunier, Ali Daouadji, "Stiffness pathologies in discrete granular systems," International Journal for Numerical and Analytical Methods in Geomechanics, 2019, Vol. 43, No. 5, pp. 888-918, DOI 10.1002/nag.2922.
Matthew R. Kuhn and Ali Daouadji, "Stress fluctuations during monotonic loading of dense three-dimensional granular materials," Granular Matter, 2019, 21:10.
Matthew R. Kuhn and Ali Daouadji, "Multi-directional behavior of granular materials and its relation to incremental elastoplasticity," International Journal of Solids and Structures, 2018, Volume 152-153, pp. 305-323.
Matthew R. Kuhn and Ching S. Chang, "Measurement of higher-order stress-strain effects in granular materials undergoing non-uniform deformation," Mechanics Research Communications, 2018, Volume 92, pp. 64-60. doi.org/10.1016/j.mechrescom.2018.07.008.
Matthew R. Kuhn, "Contact transience during slow loading of dense granular materials," Journal of Engineering Mechanics, 2017, Volume 143, No. 1, C4015003(9).
Daouadji Ali, Matthew R. Kuhn, Takashi Matsushima, Anil Misra, "Special Issue on Horizons in Granular Mechanics: The Legacy of Dr. Masao Satake." Journal of Engineering Mechanics, 2017, Volume 143, No. 1, C2016001.
David M. Walker, Antoinette Tordesillas, and Matthew R. Kuhn. "Spatial connectivity of force chains in a simple shear 3D simulation exhibiting shear bands." Journal of Engineering Mechanics, 2017, Volume 143, No. 1, C4016009.
Matthew R. Kuhn, “The critical state of granular media: convergence, stationarity and disorder,” Geotechnique, 2016, Volume 66, No. 11, pp. 902-909. DOI: 10.1680/jgeot.16.P.008.
Matthew R. Kuhn, “Maximum disorder model for dense steady-state flow of granular materials,” Mechanics of Materials, 2016, Volume 93, pp. 63-80. DOI:10.1016/j.mechmat.2015.10.008.
Antoinette Tordesillas, Sebastian Pucilowski, Steven Tobin, Matthew R. Kuhn, Edward Ando, Gioacchino Viggiani, Andrew Druckrey and Khalid Alshibli, “Shear bands as bottlenecks in force transmission,” Eurphysics Letters, 2015, Vol. 110, 58005, doi: 10.1209/0295-5075/110/58005.
Matthew R. Kuhn, WaiChing Sun, Qi Wang, “Stress-induced anisotropy in granular materials: fabric, stiffness, and permeability,” Acta Geotechnica, 2015, DOI 10.1007/ s11440-015-0397-5.
Matthew R. Kuhn, Hannah E. Renken, Austin D. Mixsell, and Steven L. Kramer, “Investigation of cyclic liquefaction with discrete element simulations,” Journal of Geotechnical and Geoenvironmental Engineering, 2014, Vol. 140, No. 12, 04014075-1-13.
Matthew R. Kuhn, “Dense granular flow as a topologically disordered process,” Granular Matter, 2014, Vol. 16, No. 4, pp. 499-508.
Matthew R. Kuhn, “Transient rolling friction model for discrete element simulations,” Comptes Rendus Mecanique, 2014, Vol. 342, No. 3, pp. 129-140.
WaiChing Sun, Matthew R. Kuhn, John W. Rudnicki, “A multiscale DEM-LBM analysis on permeability evolutions inside a dilatant shear band,” Acta Geotechnica, 2013, Vol. 8, No. 5, pp. 465-480.
Matthew R. Kuhn, “Implementation of the Jager contact model for discrete element simulations,” International Journal for Numerical Methods in Engineering, 2011, Vol. 88, No. 1, pp. 66-82.
Matthew R. Kuhn, “Micro-mechanics of fabric and failure in granular materials,” Mechanics of Materials, 2010, Vol. 42, No. 9, pp. 827-840.
Matthew R. Kuhn and Katalin Bagi, “Specimen size effect in discrete element simulations of granular assemblies,” Journal of Engineering Mechanics, 2009, Vol. 135, No. 6, pp. 485-492.
Matthew R. Kuhn and Ching S. Chang, “Stability, bifurcation, and softening in discrete systems: a conceptual approach for granular materials,” International Journal of Solids and Structures, 2006, Vol. 43, No. 20, 6026-6051. [abstract]
S. J. Antony, Matthew R. Kuhn, D. C. Barton, and R. Bland, “Strength and signature of force networks in axially compacted sphere and non-sphere granular media: micromechanical investigations," Journal of Physics D: Applied Physics, 2005, Vol. 38, pp. 3944-3952. [abstract]
Matthew R. Kuhn and Katalin Bagi, “On the relative motions of two rigid bodies at a compliant contact: application to granular media," Mechanics Research Communications, 2005, Vol. 32, No. 4, pp. 463-480. [abstract]
Ching S. Chang and Matthew R. Kuhn, “On virtual work and stress in granular media," International Journal of Solids and Structures, 2005, Vol. 42, No. 13, pp. 3773-3793. [abstract]
Matthew R. Kuhn, “Are granular materials simple? An experimental study of strain gradient effects and localization," Mechanics of Materials, 2005, Vol. 37, No. 5, pp. 607-627. [abstract]
Matthew R. Kuhn and Katalin Bagi, “Contact rolling and deformation in granular media," International Journal of Solids and Structures, 2004, Vol. 41, No. 21, pp. 5793-5820. [abstract]
S. Joseph Antony, Regina O. Momoh, and Matthew R. Kuhn, “Micromechanical modelling of oval particulates subjected to bi-axial compression," Computational Material Science, 2004, Vol. 29, No. 4, pp. 494-498. [abstract]
S. Joseph Antony and Matthew R. Kuhn, “Influence of particle shape on granular contact signatures and shear strength: New insights from simulations," International Journal of Solids and Structures, 2004, Vol. 41, No. 21, pp. 5863-5870. [abstract]
Matthew R. Kuhn and Katalin Bagi, “Alternative definition of rolling in a granular assembly," Journal of Engineering Mechanics, ASCE, 2004, Vol. 130, Vol. 7, pp. 826-835. [abstract]
Katalin Bagi and Matthew R. Kuhn, “A definition of rolling in a granular assembly in terms of particle translations and rotations," Journal of Applied Mechanics, ASME, 2004, Vol. 71, No. 4, pp. 493-501. [abstract]
Matthew R. Kuhn, “A boundary integral for gradient averaging in two dimensions: application to polygonal regions in granular materials," International Journal of Numerical Methods in Engineering, 2004, Vol. 59, Issue 4, pp. 559-576. [abstract]
Matthew R. Kuhn, “An experimental method for determining the effects of strain gradients in a granular material," Communications in Numerical Methods in Engineering, 2003, Vol. 19, No. 8, pp. 573-580. [abstract]
Matthew R. Kuhn, “Rates of stress in dense unbonded frictional materials during slow loading," chapter in Granular Materials: Fundamentals and Applications, 2004, S. J. Antony, Y. Ding, B. Hoyle (eds.), Royal Society of Chemistry, Cambridge, U.K., ISBN 0 85404 586 4.
Matthew R. Kuhn “A smooth convex three-dimensional particle for the Discrete Element Method," Journal of Engineering Mechanics, 2003, Vol. 129, No. 5, pp. 539-547. [abstract]
Matthew R. Kuhn, “Heterogeneity and patterning in the quasi-static behavior of granular materials," Granular Matter, 2003, Vol. 4, No. 4, pp. 155-166. [abstract]
Matthew R. Kuhn, “Discussion of the asymmetry of stress in granular media," International Journal of Solids and Structures, 2003, Vol. 40, No. 7, pp. 1805-1807. [abstract]
Matthew R. Kuhn, “Structured deformation in granular materials," Mechanics of Materials, Vol. 31, No. 6, June 1999, pp. 407-429. [abstract]
Matthew R. Kuhn, “Deformation measures for granular materials," Mechanics of Deformation and Flow of Particulate Materials, Chang, C.S., Misra, A., Liang, R.Y., Babic, M. (eds.), ASCE, 1997, pp. 91-104.
Matthew R. Kuhn, “A flexible boundary for three–dimensional DEM particle assemblies," Engineering Computations, Vol. 12, No. 2, Feb. 1995, pp. 175-183. [abstract]
Matthew R. Kuhn and Karen Vaught-Alexander, “Context for writing in the engineering curriculum," Journal of Professional Issues in Engineering Education and Practice, ASCE, Vol. 120, No. 4, Oct. 1994, pp. 392-400.
Matthew R. Kuhn and James K. Mitchell, “New perspectives on soil creep," Journal of Geotechnical Engineering, ASCE, Vol. 119, No. 3, Mar. 1993, pp. 507-524.
Matthew R. Kuhn and James K. Mitchell, “The modeling of soil creep with the discrete element method," Engineering Computations, Vol. 9, No. 2, Apr. 1992, pp. 277-287.
Matthew R. Kuhn and Mehmet I. Inan, “Foundations of affordable housing," International Journal for Housing Science and Its Applications, Vol. 13, No. 3, 1989, pp. 291-296.
Matthew R. Kuhn and Ali Daouadji, “Equilibrium, stability, and bifurcation pathologies in discrete granular systems,” Engineering Mechanics Institute Conference (EMI2018), Boston, Massachusetts, May 29 - June 1, 2018.
Matthew R. Kuhn and Ali Daouadji, “Incremental deformation in granular materials: elastic, plastic, and coupled,” Engineering Mechanics Institute Conference (EMI2017), San Diego, California, June 4-7, 2017.
Matthew R. Kuhn and Ali Daouadji, “Micromechanics of incremental stress probes of a granular material,” Engineering Mechanics Institute Conference (EMI2016), Vanderbilt University, May 22-25, 2016.
Matthew R. Kuhn and WaiChing Sun, “Contact longevity, speed, and migration during loading of dense granular materials,” Engineering Mechanics Institute Conference (EMI2015), Stanford University, June 16-19, 2015. [View poster]
Matthew R. Kuhn, “Entropy model for granular materials at the critical state,” Engineering Mechanics Institute Conference (EMI2014), MacMasters University, Hamilton, Ontario, Canada, August 5-8, 2014. [View slides]
Matthew R. Kuhn, “Entropy model for dense steady state flow of granular materials,” Gordon Research Conference on Granular and Granular-Fluid Flow, Davidson College, Davidson, North Carolina, July 20-25, 2014. [View poster]
Matthew R. Kuhn, “Granular flow at the critical state as a topologically disordered process,” Engineering Mechanics Institute Conference (EMI2013), Northwestern University, Evanston, Illinois, August 4-7, 2013. [View slides]
Matthew R. Kuhn, “Discrete element modeling of soils as granular materials,” Geotechnical Lecture Series, Oregon State University, January 17, 2013. [View slides]
Matthew R. Kuhn, “Entropy measures for the micro-topology of dense granular flow,” Gordon Research Conference on Granular and Granular-Fluid Flow, Davidson College, Davidson, North Carolina, July 22-27, 2012. [View poster]
Matthew R. Kuhn, Austin D. Mixsell, and Hannah D. Renken, “Simulating undrained loading of sand with the discrete element method,” 2012 Joint Conference of the Engineering Mechanics Institute and 11th ASCE Joint Specialty Conference on Probabilistic Mechanics and Structural Reliability (EMI/PMC 2012), South Bend, Indiana, June 17-20, 2012. [View slides]
Matthew R. Kuhn, Hannah D. Renken, and Austin D. Mixsell, “Exploring liquefaction behavior of sand with discrete element simulations,” 2012 Joint Conference of the Engineering Mechanics Institute and 11th ASCE Joint Specialty Conference on Probabilistic Mechanics and Structural Reliability (EMI/PMC 2012), South Bend, Indiana, June 17-20, 2012. [View slides]
Matthew R. Kuhn, “Rolling and friction in discrete element simulations,” Engineering Mechanics Institute EMI 2011 Conference, Boston, Massachusetts, June 2-4, 2011. [View slides]
Matthew R. Kuhn, “Measurement of strain gradient effects in granular materials and their relation to shear bands,” Engineering Mechanics Institute EMI 2010 Conference, Los Angeles, California, August 8-11, 2010. [View slides]
Matthew R. Kuhn and Ching S. Chang, “Measurement of micro-polar effects in granular materials,” Powders and Grains 2009, Masami Nakagawa and Stefan Luding (eds.), American Institute of Physics, 1145, pp. 1093-1095. [View poster]
Matthew R. Kuhn, “Dry granular flow at the quasi-static limit,” The XVth International Congress on Rheology, Monterey, California, August 3-8, 2008.
Matthew R. Kuhn and Katalin Bagi, “Micro-mechanics of granular flow at large strains,” Inaugural International Conference, Engineering Mechanics Institute, Minneapolis, Minnesota, May 18-22, 2008.
Matthew R. Kuhn and Katalin Bagi, “Micro-mechanics of granular flow at large strains,” Inaugural International Conference, Engineering Mechanics Institute, Minneapolis, Minnesota, May 18-22, 2008. [View slides]
Matthew R. Kuhn, “Granular fabric and stress at the critical state,” ASME International Mechanical Engineering Congress and Exposition, Seattle, Washington, November 11-17, 2007. [View slides]
Matthew R. Kuhn and Katalin Bagi, “Patterns in large and small granular assemblies: experiences of discrete element simulations,” X. Magyar Mechanikai Konferencia, Miskolci Egyetem, Hungary, August 27-29, 2007.
Matthew R. Kuhn, “Bulk evolution of fabric and stress derived from contact migration rules," 18th ASCE Engineering Mechanics Conference, Blacksburg, Virginia, June 3-6, 2007. [View slides]
Katalin Bagi and Matthew R. Kuhn, "Sample size effect in discrete element simulations," 6th European Solid Mechanics Conference, 28 August - 1 September 2006, Budapest, Hungary. [View slides]
Matthew R. Kuhn, “Multi-scale phenomena in granular materials," Workshop on Multiscale Modeling of Materials: Mathematics and Computation, Tacoma, Washington, May 25-30, 2006. [View slides]
Matthew R. Kuhn, “Scaling in granular materials," Powders and Grains 2005, Proc. of the 5th International Conference on Micromechanics of Granular Media, Stuttgart, Germany, 18-22 July, 2005, R. Garcia-Rojo, H. J. Herrmann, S. McNamara (eds.), Balkema Publ., Leiden, 2005, Vol. 1, pp. 115-122. [View slides]
Matthew R. Kuhn and Ching S. Chang, “Continuum models of discrete particle systems with particle shape consideration," Joint ASME/ASCE/SES Conference on Mechanics and Materials, Baton Rouge, La., June 1-3, 2005. [View slides]
S. Joseph Antony and Matthew R. Kuhn, “Size effect of inclusions in granular media," Joint ASME/ASCE/SES Conference on Mechanics and Materials, Baton Rouge, La., June 1-3, 2005. [View slides]
F. Sarangi, S. Joseph Antony, and Matthew R. Kuhn, “A hybrid DEM model suitable for micro and nano particulate systems incorporating long-range force contributions: preliminary results," Third M.I.T. Conference on Computational Fluid and Solid Mechanics, Cambridge, Mass., June 14-17, 2005.
Matthew R. Kuhn, “Scaling in micro-geomechanics", Micro-geomechanics Across Multiple Strain Scales, Cambridge, England, March 20-23, 2005. [View slides]
Katalin Bagi and Matthew R. Kuhn, “Modelling of cohesive-frictional materials," Proceedings of the 2nd International Symposium on Continuous and Discontinuous Modelling of Cohesive–Frictional Materials-CDM 2004, Stuttgart, Sept. 27-28, 2004, P.A. Vermeer, W. Ehlers, H.J. Herrmann, and E. Ramm (eds.), Balkema Publ., Leiden, 2004, pp. 3-12. [View slides]
Matthew R. Kuhn and Takashi Matsushima, “Length scale in granular media." In Proceedings of the 17th ASCE Engineering Mechanics Conference, University of Delaware, Newark, Delaware, June 13-16, 2004, pp. 1-8. [View slides]
Matthew R. Kuhn and Katalin Bagi, “Particle rolling and its effects in granular materials." In Quasi-Static Deformations of Particulate Materials, Proceedings of the QuaDPM'03 Workshop, K. Bagi (ed.), pp. 151-158. [View slides]
Matthew R. Kuhn, “Evolution of stress in dense granular materials at the peak state of loading." In Proceedings of the 16th ASCE Engineering Mechanics Conference, University of Washington, Seattle, Washington, July 16-18, 2003, Paper no. 501, pp. 1-5.
Regina Momoh, S. Joseph Antony, and Matthew R. Kuhn, “Effect of grain shape on the shear deformation characteristics of granular media." In Proceedings of the Second M.I.T. Conference on Computational Fluid and Solid Mechanics, Cambridge, Mass., June 17-20, 2003, pp. 490-493.
Matthew R. Kuhn, “A torus primitive for particle shapes with the discrete element method." In Discrete Element Methods: Numerical Modeling of Discontinua, ASCE Publ., Reston, VA, Proceedings of the Third International Conference on Discrete Element Methods, Santa Fe, Sept. 23-25, 2002, pp. 42-46. [View slide show]
Matthew R. Kuhn and Katalin Bagi, “Generalized continuum models for granular materials: bridging a transition from micro to macro." In Proceedings of the Third International Conference on New Challenges in Mesomechanics, R. Pyrz, J. Schjodt-Thomsen, J.C. Rauhe, T. Thomsen, and L.R. Jensen (eds.), Vol. 1, Aalborg, Denmark, Aug. 26-30, 2002, pp. 105-111.
Matthew R. Kuhn and Katalin Bagi, “Particle rotations in granular materials." In Proceedings of the 15th ASCE Engineering Mechanics Conference, Columbia University, New York, June2-5, 2002, pp. 1-7.
Matthew R. Kuhn, “Quasi–static behaviour of granular materials: Recent successes and future challenges." Institute of Chemical Engineering, Particle Technology Subject Group Meeting, Leeds, U.K., Feb. 22, 2002.
Matthew R. Kuhn, “The formation of shear bands in granular materials: New experiments and results." 2001 Mechanics and Materials Summer Conference, San Diego, Ca., June 27-29, 2001.
Matthew R. Kuhn, “Strain gradient dependence and shear band formation in granular materials." In Powders and Grains 2001, Y. Kishino, (ed.). Proceedings of the Fourth International Conference on Micromechanics of Granular Media, Sendai, Japan, May 21-25, 2001, pp. 285-288.
Matthew R. Kuhn, “The response of dense granular materials to large strain gradients." International Congress of Theoretical and Applied Mechanics, Chicago, IL, USA, Aug. 27-Sept. 2, 2000.
Matthew R. Kuhn, “Writing communication: assessing both students and programs." In the Proceedings of the ASEE 62nd Annual Pacific Northwest Section Meeting, Bozeman, MT, USA, April 27-29, 2000.
Matthew R. Kuhn, “Fabric and deformation in granular materials." In the Proceedings of the 13th ASCE Engineering Mechanics Specialty Conference, Johns Hopkins University, Baltimore, MD, USA, June 13-16, 1999. (CD-ROM)
Matthew R. Kuhn, “Deformation mechanisms in granular materials." 35th Annual Technical Meeting, Society of Engineering Science, Pullman, WA, Sept. 27-30, 1998.
Matthew R. Kuhn, “Micro-scale patterns in discrete element models of granular materials." Workshop on Micro–Structural Models of Rock Fracture, Pacific Institute for the Mathematical Sciences, Vancouver, B.C., Aug. 10-12, 1998.
Matthew R. Kuhn, “Slip deformation structures in granular materials." In Engineering Mechanics: A force for the 21st century, Proceedings of the 12th Engineering Mechanics Conference, H. Murakami and J. E. Luco (eds.), ASCE (CD-ROM), May 17-20, 1998, pp. 1736-1739.
Matthew R. Kuhn, “Technical writing for structural engineers." Structural Engineers Association of Oregon, Nov. 20, 1996.
Matthew R. Kuhn, “Experimental measurement of strain gradient effects in granular materials." In Engineering Mechanics, Proceedings of the 11th Conf. on Engineering Mechanics, Lin Y.K. and Su, T. C. (eds.), ASCE, Vol. 2, May 19-22, 1996, pp. 881-885.
Matthew R. Kuhn, “Networked data acquisition in the engineering laboratory." In the Proceedings of the ASEE Annual National Conference, Toledo, Ohio, June 21-25, 1992, pp. 486-489.
Matthew R. Kuhn, “Factors affecting the incremental stiffness of particle assemblies." In Mechanics Computing in 1990's and Beyond, Adeli, H. and Sierakowski, R. L. (eds.), Vol. 2, Proceedings of the Engineering Mechanics Specialty Conference, ASCE, Columbus, OH, May 20-22, 1991, pp. 1229-1233.
Matthew R. Kuhn, “A relaxation algorithm for use with discrete elements." In the Proceedings of the 1st U.S. Conference on Discrete Elements, Mustoe, G.G.W., Henriksen, M., and Huttelmaier, H-P (eds.), Golden, CO, October 17-20, 1989.
Matthew R. Kuhn and Mehmet I. Inan, “Early integration of computational methods in the engineering curriculum." In Computer Utilization in Structural Engineering, Nelson, J. K. (ed.), Proceedings of the ASCE Structures Congress, San Francisco, CA, May 1-5, 1989, pp. 399-407.
R. K. Liang, E. Tse, M. R. Kuhn and J. K. Mitchell, “Evaluation of a constitutive model for soft clay using the centrifuge." In the Proceedings of the Symposium on Recent Advances in Geotechnical Centrifuge Modeling, University of California, Davis, CA, 1984, 55-70.
Matthew R. Kuhn, Granular Geomechanics, ISTE Press, London, 2017, ISBN 9781785480713.
Matthew R. Kuhn, Computational Methods in Engineering (lecture notes), 2001.
Matthew R. Kuhn, Oval and OvalPlot: Programs for Analyzing Dense Particle Assemblies with the Discrete Element Method, available at http://faculty.up.edu/kuhn/oval/oval.html, 2001.
Matthew R. Kuhn, Style Files for ASCE-Like Documents, 2001, available through the CTAN site, http://tug.ctan.org/tex-archive/macros/latex/contrib/ascelike