Invited Lectures
- A physically-based constitutive law for granular materials in shear for multiscale dynamic fracture simulations. United States National Congress on Computational Mechanics Raleigh, NC 2013.
- On the physical origin of some constitutive laws in biology and geophysics Mechanical Science and Engineering seminar series UIUC, Urbana 2013.
- A multi-scale model for fault zone evolution: From grain fragmentation to secondary faults branching. Geology Department seminar series UIUC, Urbana 2014.
- A multi-scale model for shear flow in granular medium with breakable particles Harvard Applied Mechanics Seminar Harvard-Cambridge MA 2014.
- Non equilibrium thermodynamics of fault gouge: Effect of grain contact processes Construction Materials Group Seminar UIUC-Urbana 2015.
- Bone: Some mechanics and Inspiration Bio-Interest Group – Mechanical Science and Engineering UIUC-Urbana 2015.
- On the Self-healing rupture mode and some investigations on fault zone inelasticity. Mechanics, Materials and Computation group – Civil Engineering Carnegie Melon University 2016 (Jan).
- The different signatures of pulse like ruptures propagating on strong velocity weakening frictional interfaces. Geology Department seminar University of Missouri (Columbia) 2016 (Feb).
- On some bone-Inspired material design ideas: The sacrificial bond mechanism for enhancing toughness and heterogeneity patterning for novel functionality. Mechanics of Materials group seminar Drexel University 2016 (Feb).
- On some problems in amorphous plasticity of granular media Materials Interest Group – Mechanical Science and Engineering UIUC-Urbana 2016 (March)
- Bone: Some Mechanics and Inspiration Mechanical Engineering Department University of California Santa Barbara 2016(April).
- To order or To disorder: Examples from bio-inspired architectured composites Hopkins Extreme Mechanics Institute Johns Hopkins University 2016(April).
- Crack Propagation in Bone: the Role of Sacrificial Bonds. SIAM Conference on Mathematical Aspects of Materials Science Pennsylvania 2016(May).
- Compaction, Dilation, and Strain localization in a model of sheared granular materials with an eye for elastodynamics. Warren Lecture Series, Department of Civil, Environmental, and Geo-Engineering University of Minnesota 2016.(September) https://www.youtube.com/watch?v=k938B3z80tI
- Bone: Some Mechanics and Inspiration. MMAE Seminar Series Illinois Institute of Technology, Chicago 2016 (November) .
- Shear and Vibrations in confined gouge – Implications of acoustic vibrations on localization, triggering and slow slip. Workshop on slow slip in crustal faults Kyushu University, Japan 2017 (February).
- Towards Dynamic Rupture Simulations with high resolution fault zone physics Earth Science Seminar Kyoto University, Japan 2017 (February).
- Extreme Mechanics on the Surface of Our Planet. Smith Lecture University of Michigan 2017 (October).
- Towards Dynamic Rupture Simulations with high resolution fault zone physics. Geophysics Department Seminar. Stanford University. 2018 (Nov).
- Breaking Badly: Chasing Fractures from Tectonic to Tabletop Scales. Department of Civil Engineering. Northwestern University. 2019 (Jan)
- Breaking Badly: Chasing Fractures from Tectonic to Tabletop Scales. Mechanical and Civil Engineering. Caltech. 2019 (March).
- Peeling, Pulling, and Cracking: Probing the Toughness Landscape in Polymeric Materials. Department of Engineering Physics. University of Wisconsin Madison. 2019 (Feb)
- A quasi-continuum approach for modeling fracture in networked materials. American Physics Society March Meeting Invited Symposium on Fracture of Disordered Materials. Boston. 2019 (March)
- Topology, Geometry, and Fracture in Networked Materials: A tale of Scales. CISM Seminar. University of Pennsylvania. Philadelphia. 2019 (April)
- Modeling Sequence of Seismic and Aseismic Slip in Complex Fault Zones. Invited Talk in Workshop on Mechanics and Geophysics. University of California at San Diego. 2019 (June)
- A quasi-continuum approach for modeling fracture in networked materials: Application to Polymers. United States National Congress on Computational Mechanics. Austin, TX. 2019 (July)
- An Asynchronous Spacetime Discontinuous Galerkin Approach for Modeling Earthquake Ruptures with High Resolution Fault Zone Physics. United States National Congress on Computational Mechanics. Austin, TX. 2019 (July)
- Modeling Earthquakes with High Resolution Fault Zone Physics: From Single Ruptures to Sequences. Los Alamos National Laboratory Theoretical Division Group Seminar. Los Alamos. 2019 (Aug)
- A quasi-continuum approach for modeling fracture in networked materials : Applications to Rubber-like materials. Los Alamos National Laboratory Theoretical Division Group Seminar. Los Alamos. 2019 (Aug)
- Modeling Complex Fault Zones with High Resolution Physics: From Single Ruptures to Earthquake Cycles. Workshop on Slow Earthquakes. Sendai, Japan. 2019 (Sep)
- Quasi-Continuum Analysis of Networked Materials: Applications to Polymers. Roundtable Talk, Society of Natural Philosophy Annual Meeting, Chicago, 2019 (Sep)
- Modeling Multiscale Dynamics of Complex Fault Zones using a Hybrid Finite Element-Spectral Boundary Integral Approach. Society of Engineering Sciences Annual Meeting. Saint Louis, MO. 2019 (Oct)
- Modelling Fracture in Networked Materials: A Quasi-Continuum Approach. Society of Engineering Sciences Annual Meeting. Saint Louis, MO. 2019 (Oct)
- Modeling Earthquake Ruptures with High Resolution Fault Zone Physics. Department of Civil Engineering. University of Illinois at Chicago. 2019 (Nov).
Unpublished Presentations
- Fault zone evolution: From grain fragmentation to secondary fault branching. American
Geophysics Union Fall meeting. San Francisco Dec. 2013. - Sacrificial bonds and hidden length in biomaterials — a kinetic, constitutive description of
strength and toughness in bone. Society of Engineering Sciences 50th Annual Meeting.
Providence. July 2013 - Crack propagation in bone at the scale of mineralized collagen fibrils: Implications for
bone toughness. Society of Engineering Sciences 50th Annual Meeting. Providence.
July 2013 - A model of sheared gouge layer with thermally varying material properties. Society of
Engineering Sciences Meeting 50th Annual Meeting. Providence. July 2013 - Potential within: topology optimization of the spine. Society of Engineering Sciences 51st
Annual Meeting. Purdue. October 2014 - Crack propagation in bone on the scale of mineralized collagen fibrils: role of polymers
with sacrificial bonds and hidden length. Society of Engineering Sciences 51st Annual
Meeting. Purdue. October 2014 - Scaling laws for stress and energy for an interface with strong rate weakening friction.
Society of Engineering Sciences 51st Annual Meeting. Purdue. October 2014 - Earthquake nucleation and propagation on rate and state faults: single versus two state
variables formulation and evolution by Kato–Tullis law. Society of Engineering Sciences
51st Annual Meeting. Purdue. October 2014 - Towards a unified framework for modeling fault zone evolution: From particles
comminution to secondary faults branching. Society of Engineering Sciences 51st
Annual Meeting. Purdue. October 2014 - Sheared granular layers: Competition between flash heating and particle comminution.
Society of Engineering Sciences 51st Annual Meeting. Purdue. October 2014 - Linear and Nonlinear dynamic response of a liquid solid composite. Society of
Engineering Sciences 53rd Annual Meeting. University of Maryland. October 2016 - Brittle to ductile transition in a model of amorphous materials. Society of Engineering
Sciences 53rd Annual Meeting. University of Maryland. October 2016 - A new hybrid numerical scheme for accurate near field truncation of waves in
elastodynamic simulations. Society of Engineering Sciences 53rd Annual Meeting.
University of Maryland. October 2016 - Modulating elastic band gap structure in layered soft composites using sacrificial
interfaces. Society of Engineering Sciences 53rd Annual Meeting. University of
Maryland. October 2016 - Mechanics of polymer networks with sacrificial bonds and hidden length. Society of
Engineering Sciences 53rd Annual Meeting. University of Maryland. October 2016 - How We Learned to Stop Worrying and to Start Loving Dynamic Rupture Nonlinearities.
Society of Engineering Sciences 54th Annual Meeting. Northeastern University. October
2017 - Frictional Metamaterials. Society of Engineering Sciences 54th Annual Meeting.
Northeastern University. October 2017 - The Complex Optimum of Trabecular Bone Structure. United States National Congress
of Computational Mechanics. San Diego. July 2015 - Spacetime Simulation of Seismic Response. United States National Congress of
Computational Mechanics. San Diego. July 2015 - Non-Equilibrium Thermodynamics of Fault Gouge: Effect of Grain Contact Processes.
United States National Congress of Computational Mechanics. San Diego. July 2015 - A New Hybrid Numerical Scheme For Simulating Fault Ruptures With Near Fault Bulk
Inhomogeneities. United States National Congress of Computational Mechanics.
Montreal. July 2017 - Towards a Unified Framework for Modeling Fault Zone Evolution: From Particles
Comminution to Secondary Faults Branching. United States National Congress of
Theoretical and Applied Mechanics. Michigan State University. June 2014 - Ruga Mechanics of Composite Media with Soft Inclusions. United States National
Congress of Theoretical and Applied Mechanics. Northwestern University. July 2018 - On the Duality of Complex Geometry and Material Heterogeneity in Elastodynamics:
From Topographic Reliefs to Mechanical Metamaterials. United States National
Congress of Theoretical and Applied Mechanics. Northwestern University. July 2018 - Emergent Wave Phenomena in Coupled Elastic Bars: from Extreme Attenuation to
Realization of Elastodynamic Switches. United States National Congress of Theoretical
and Applied Mechanics. Northwestern University. July 2018 - Influence of Stability on Trabecular Bone Structure. United States National Congress of
Theoretical and Applied Mechanics. Northwestern University. July 2018 - Quasi-Continuum Analysis of Networked Materials. United States National Congress of
Theoretical and Applied Mechanics. Northwestern University. July 2018 - A New Hybrid Numerical Scheme for Modeling Elastodynamics In Unbounded Media
with Near-Source Heterogeneities. United States National Congress of Theoretical and
Applied Mechanics. Northwestern University. July 2018 - Localization and Instability in Sheared Granular Materials: Role of Pore Fluids and Nonmonotonic Rate Dependent Rheology. United States National Congress of Theoretical
and Applied Mechanics. Northwestern University. July 2018 - Modeling Of Spontaneous Multiscale Roughening And Branching of Ruptures
Propagating On A Slip-Weakening Frictional Fault. American Geophysics Union Fall
Meeting. San Francisco. 2013 - Intersonic and Supersonic ruptures in a model of dynamic rupture in a layered medium.
American Geophysics Union Fall Meeting. San Francisco. 2014 - A Multiscale Model of Shear flow of Granular Materials with Breakable Particles: Role of
Force Chain Instabilities and Implications for Strain Localization and Stability of Sliding.
American Geophysics Union Fall Meeting. San Francisco. 2014 - A New Paradigm For Modeling Fault Zone Inelasticity: A Multiscale Continuum
Framework Incorporating Spontaneous Localization and Grain Fragmentation. American
Geophysics Union Fall Meeting. San Francisco. 2015 - Brittle to ductile transition in a model of sheared granular materials. American
Geophysics Union Fall Meeting. San Francisco. 2016 - A new hybrid numerical scheme for simulating fault ruptures with near fault bulk
inhomogeneities. American Geophysics Union Fall Meeting. New Orleans. 2017 - Localization and Instability in Sheared Granular Materials: Role of Pore Fluids and Nonmonotonic Rate. American Geophysics Union Fall Meeting. New Orleans. 2017
- The Community Code Verification Exercise for Simulating Sequences of Earthquakes
and Aseismic Slip (SEAS): Initial Benchmarks and Future Directions. American
Geophysics Union Fall Meeting. New Orleans. 2017 - Modeling Dynamic Ruptures with High Resolution Fault Zone Physics. American
Geophysics Union Fall Meeting. Washington DC. 2018 - Dynamics of Self-Healing Slip Pulses on Strong Velocity-Weakening Frictional
Interfaces: Formation, Steady Propagation, and Interaction with Stress Heterogeneity.
American Geophysics Union Fall Meeting. Washington DC. 2018 - A model for flash heating in sheared fault gouge. American Physics Society March
Meeting. 2015 - Topology optimization of trabecular bone in the human spine. American Physics Society
March Meeting. 2015 - Multiobjective topology optimization of trabecular Bone Structure in the spine and the
femur: Implications for bio-mimicry. American Physics Society March Meeting. 2016 - Tension-induced tunable corrugation in bio-inspired two-phase soft composite materials:
mechanisms and implications. American Physics Society March Meeting. 2016 - Quasi-Continuum Analysis of Networked Materials. American Physics Society March
Meeting. 2018 - A quasi-cotinuum appoach for modeling fracture in disordered networked materials: Can
small world architectures save the day? American Physics Society March Meeting. 2019 - Quasi-continuum analysis of networked materials. Pan American Conference on Applied
Mechanics. Ann Arbor, Michigan. 2019 - Dynamics of One dimensional elastic bars on patio-temporally modulated elastic
substrates. AmeriMech Meeting – USNCTAM special conference on non-reciprocal
metamaterials. University of Missouri. Columbia. 2019 - Modeling Dynamic Ruptures with High Resolution Fault Zone Physics. Engineering
Mechanics Institute Meeting. Pasadena, CA. 2019 - A New Hybrid Numerical Scheme for Modeling Earthquake Cycles. Engineering
Mechanics Institute. Pasadena, CA, 2019 - Dynamics of Metamaterial Structure Composed of Periodically Coupled Elastic Beams.
Engineering Mechanics Institute. Pasadena, CA. 2019. - Adhesion asymmetry in peeling of thin films with patterned thickness. Society of
Engineering Sciences Annual Meeting. Saint Louis, Missouri 2019 - Extreme enhancement of interfacial adhesion by bulk patterning of sacrificial cuts.
Society of Engineering Sciences Annual Meeting. Saint Louis, Missouri 2019. - A Novel Hybrid Numerical Finite Element-Spectral Boundary Integral Scheme For
Modeling Earthquake Cycles. Society of Engineering Sciences Annual Meeting. Saint
Louis, Missouri 2019. - Damping, Instability, and Non-reciprocity in Elastodynamics of Rods on Modulated
Elastic Substrates. Society of Engineering Sciences Annual Meeting. Saint Louis,
Missouri 2019. - Dynamics of metamaterial beams consisting of periodically-coupled parallel flexural
elements. Society of Engineering Sciences Annual Meeting. Saint Louis, Missouri 2019. - An adaptive quasi-continuum approach for modelling fracture in polymer networks.
Society of Engineering Sciences Annual Meeting. Saint Louis, Missouri 2019. - Dynamic Rupture Propagation on Fault Planes with Explicit Representation of Short
Branches: Stress Heterogeneity, High Frequency Generation, and Novel Supershear
Transition Mechanism. Southern California Earthquake Center Annual Meeting. Palm
Springs. Sep 2019 - Modeling sequence of earthquakes and aseismic slip (SEAS) in low-velocity faults zones
using a computationally efficient numerical algorithm. Southern California Earthquake
Center Annual Meeting. Palm Springs. Sep 2019 - The Community Code Verification Exercise for Simulating Sequences of Earthquakes
and Aseismic Slip (SEAS). Southern California Earthquake Center Annual Meeting.
Palm Springs. Sep 2019.