Talks

Invited Talks

• Physics Colloquium, Brown University (2023)
  “Geometric frustration, self-assembly, mechanics, and pathways to complexity”
• Banff International Research Station Workshop: Mechanics of Cells and Polymer Networks (Banff, Canada, 2023)
  “Mechanical criticality, nonlinearity, fracturing, and topological edge modes in fiber networks”
• 28^th International Conference on Statistical Physics (StatPhys28, 2023)
  “Geometric frustration, self-assembly, mechanics, and pathways to complexity”
• Kavli Institute for Theoretical Physics (KITP) Conference: Structure Design and Emerging Phenomena in Nanoparticle Assemblies: What’s next? Santa Barbara, CA (2023)
  “From geometrically frustrated assemblies to metamaterials”
• Kavli Institute for Theoretical Physics (KITP) Program: Nanoparticle Assemblies: A New Form of Matter with Classical Structure and Quantum Function, Santa Barbara, CA (2023)
  “Geometric frustration, self-assembly, mechanics, and pathways to complexity”
• Complex Systems Seminar, University of Michigan (2023)
  “Geometric frustration, self-assembly, mechanics, and pathways to complexity”
• Office of Naval Research Nano‐engineered Materials and Optical Metamaterials Programs Review (2023)
  “Active and Reconfigurable Topological Mechanical Metamaterials from the Nanoscale to the Macroscale”
• Simons Collaboration on Cracking the Glass Problem Annual Meeting (2023)
  “Topological mechanics in disordered networks”
• Widely Applied Math Seminars, Harvard University (2022)
  “Critical mechanical structures and transformable topological metamaterials”
• IFT/ICTP-SAIFR Colloquium, São Paulo, Brazil (2022)
  “Geometric frustration, self-assembly, mechanics, and pathways to complexity”
• Physics Colloquium, University of Michigan (2022)
  “Geometric frustration, self-assembly, mechanics, and pathways to complexity”
• Condensed Matter Seminar, University of Colorado Boulder (2022)
  “Critical mechanical structures and transformable topological metamaterials”
  
• Physics Colloquium, University of Colorado Boulder (2022)
  “Geometric frustration, self-assembly, mechanics, and pathways to complexity”
• Geometry, Topology, and Symmetry in Soft and Living Matter, Workshop at Simons Center for Geometry and Physics at Stony Brook University (2022)
  “Geometric frustration, self-assembly, mechanics, and pathways to complexity” (link to video)
  
• Physics Department Seminar, New Jersey Institute of Technology (2022)
  “Critical mechanical structures and transformable topological metamaterials”
• Physics Colloquium, University of California Santa Barbara (2022)
  “Geometric frustration, self-assembly, mechanics, and pathways to complexity”
• Ideas for the Future of Materials Research, The National Academies’ Condensed Matter and Materials Research Committee (CMMRC) (2022) 
  “Uncharted territories between crystals and glasses” (link to video)
• Spring 2022 American Chemical Society National Meeting & Exposition (2022)
  “How does rigidity emerge and disappear in low density soft matter?”
• Physics and Astronomy Colloquium, University of Toledo (2021)
  “Topological edge floppy modes in aperiodic networks and a mechanical duality theorem”
• LASSP & AEP Seminars, Cornell University (2021)
  “Geometric frustration, self-assembly, mechanics, and pathways to complexity”
• Design, Materials, and Manufacturing Seminars, Ohio State University (2021)
  “Critical mechanical structures, topological mechanics, thermal fluctuations, and metamaterials“
• 15th International Congress on Artificial Materials for Novel Wave Phenomena (Metamaterials 2021)
  “Switchable phonon diode using nonlinear topological Maxwell lattices“
• Simons Webinars on Cracking the Glass Problem (2021)
  “Rigidity beyond the isostaticity paradigm: low-density amorphous solids and prestressed elasticity“
• Thematic Einstein Semester on Geometric and Topological Structure of Materials, TU Berlin, Thematic Day 5: Algebraic Geometry and Framework Materials (2021)
  “Frustrated Self-Assembly of Non-Euclidean Crystals of Nanoparticles“
• American Acoustic Society Spring Meeting, Acoustics in Focus (2021)
  “Transformable Topological Mechanical Metamaterials“
• SIAM Conference on Mathematical Aspects of Materials Science (2021)
  “Frustrated Self-Assembly of Non-Euclidean Crystals of Nanoparticles“
• SIAM Conference on Mathematical Aspects of Materials Science (2021)
  “Auxeticity and Transformable Topological Mechanical Metamaterials“
• Soft Condensed Matter Seminars, New York University (2021)
  “Frustrated Self-Assembly of Non-Euclidean Crystals of Nanoparticles” (Link to video)
• Physics Colloquium, Duke University (2021)
  “Topological edge floppy modes in aperiodic networks and a mechanical duality theorem” (Link to video)
• The APS March Meeting (2021)
  “Topological modes in disordered fiber networks under active driving”
• Levich Institute Seminar, The City College of New York (2021)
  “How does rigidity emerge and disappear in low density soft matter?”
• Mini-Symposium on Materials and Periodicity, Thematic Program on Geometric Constraints Systems, Framework Rigidity, and Distance Geometry, the Fields Institute for Research in Mathematical Sciences (2021)
  “Critical mechanical structures and transformable topological metamaterials” (Link to video)
• Applied Math Seminars, Courant Institute of Mathematical Sciences, NYU (2020)
  “Topological edge floppy modes in aperiodic networks and a mechanical duality theorem”
• Physics Colloquium, Wayne State University (2020)
  “Topological edge floppy modes in aperiodic networks and a mechanical duality theorem”
• CIRCS Seminars, Northeastern University (2020)
  “Topological edge floppy modes in aperiodic networks and a mechanical duality theorem”
• Michigan Physics REU Presentation (2020)
  “Critical Mechanical Structures” (Slides in PDF)
• Aspen Center for Physics Winter Conference: Low Dimensional Solids in Hard and Soft Condensed Matter: Mechanics, Thermodynamics, and Electrons (2020)
  “Topological edge floppy modes in aperiodic networks and a mechanical duality theorem”
• 122nd Statistical Mechanics Conference (2019)
  “How does rigidity emerge and disappear in low density soft matter?“
• Condensed Matter Seminar at University of Massachusetts Amherst (2019)
  “Topological floppy modes in aperiodic networks and a mechanical duality theorem”
• Physics Colloquium at Oakland University (2019)
  “Critical Mechanical Structures: Topological Metamaterials and Robust Mechanisms in Messy Matter”
• International Focus Workshop on Granular and Particulate Networks, Max Planck Institute for the Physics of Complex Systems, Dresden, Germany (2019)
  “How does rigidity emerge and disappear in low density soft matter?” (Slides in PDF)
• 17^th Northeastern Granular Materials Workshop at New York University, New York, NY (2019)
  “How does rigidity emerge and disappear in soft matter?“
• Phononics 2019, Tucson, AZ (2019)
  “Reconfigurable Nonlinear Phonon Diodes Using Topological Maxwell Lattices“
• Computations in Science Seminar at University of Chicago (2019)
  “Topological floppy modes in aperiodic networks and a mechanical duality theorem” (Slides in PDF)
• Warren Lecture Series, University of Minnesota (2019)
  “Critical Mechanical Structures: Topological Metamaterials and Robust Mechanisms in Messy Matter”
• National Science Foundation (NSF) EFRI 2DARE and NewLAW Grantees Meeting 2018, San Diego, CA (2018)
  “Topological acoustic metamaterials for programmable and high-efficiency one-way transport”
• Physics Colloquium at the University of Michigan, Ann Arbor, MI (2018)
  “Topological protection in messy matter: topological edge modes in disordered fiber networks and quasicrystals”
• Society for Industrial and Applied Mathematics (SIAM) Conference on Mathematical Aspects of Materials Science, Mini-symposium on “Mathematical Aspects of Programmable Self-Assembly,” Portland, OR (2018)
  “Folding mechanisms at finite temperature”
• Michigan Center for Applied and Interdisciplinary Mathematics (MCAIM) Women in Mathematics of Materials (WIMM) Workshop, Plenary Talk, Ann Arbor, MI (2018)
  “Elastic networks and topological mechanics”
• Georgia Tech’s Community for Research on Active Surfaces and Interfaces (CRASI) Workshop on Topological Protection in Messy Matter, Atlanta, GA (2018)
  “Topological edge floppy modes in disordered fiber networks”
• Georgia Tech Soft Matter Incubator (SMI) Symposium on Soft Matter Forefronts, Atlanta, GA (2018)
  “Fracturing of Marginally Stable Structures: Fiber Networks and Topological Metamaterials”
• The APS March Meeting, Los Angeles (2018)
  “Topological modes in disordered fiber networks under active driving”
• Principal of Condensed Matter: A Symposium in Honor of Tom Lubensky, Philadelphia, PA (2017)
  “Topological edge floppy modes in disordered fiber networks“
• Applied Interdisciplinary Mathematics (AIM) seminars at Department of Mathematics, University of Michigan (2017)
  “Elastic networks and topological mechanics“
• CECAM Workshop: Rheology of Gel Networks (2017), Lyon, France
  “Rigidity percolation, floppy modes, and frequency dependent shear modulus of colloidal gels”.
• Brandeis University IGERT Summer Institute: Geometry and Dynamics (2017)
  “Maxwell lattices and topological mechanics”(Lecture Notes in PDF).
• University of Massachusetts at Amherst Summer School on Soft Solids and Complex Fluids (2017)
  “Critical mechanical structures: Maxwell lattices, phonon Green’s functions, and disordered networks”(Lecture Notes can be found here).
• Aspen Center for Physics Winter Conference: Topological Metamaterials (2017), Aspen, CO
  “Topological mechanics at finite T “(Slides in pdf).
• Kavli Institute for Theoretical Physics China (KITPC) Workshop: Morphogenesis and Cell Mechanics (2016), Beijing, China
  “Alignment, cell motility, and nonlinear elasticity in biopolymer gels “.
• Condensed Matter Seminar at Cornell University (2016)
  “Fiber networks: mechanical criticality and fracturing” (Slides in pdf).
• Lorentz Center Workshop: Topological Matter at H-Zero: Photonic, Acoustic, and Mechanical Analogoues of Electronic Topological Insulators (2016), Leiden, Neitherlands
  “Topological Transitions and Entropic Effects in Critical Mechanical Structures”.
• Condensed Matter Seminar at the University of Virginia (2016)
  “Critical mechanical structures: topology and entropy”.
• KITP Program: Geometry, elasticity, fluctuations, and order in 2D soft matter (2016), Santa Barbara, CA
  “Critical mechanical structures: topology and entropy”.(Link to Video)
• XXXV Dynamics Days US, Durham NC (2016)
  “Critical mechanical structures: topology and entropy”.
• Condensed Matter Seminar at Georgetown University (2015)
  “Bio-polymer gels: criticality, nonlinear elasticity, and cell motility”.
• Workshop on Topology: Identifying Order in Complex Systems, IAS, Princeton University (2015)
  “Critical mechanical structures: topology and entropy”. (Link to Video) (Slides in pdf)
• The 2015 Conference of the Society for Mathematical Biology, Atlanta (2015)
  “Alignment and nonlinear elasticity in biopolymer gels”.
• Condensed Matter Seminar at Georgia Institute of Technology (2015)
  “Mechanics of marginal networks: finite-temperature structural-transitions & nonlinear elasticity of biopolymer gels”.
• Syracuse University (2015)
  “Bio-polymer gels: criticality, nonlinear elasticity, and cell motility”. (Slides in pdf)
• The APS March Meeting, San Antonio (2015)
  “Mechanical instabilities at finite temperature”.
• Unifying Concepts in Glass Physics VI, Aspen (2015)
  “Mechanical instabilities at finite temperature”.(Slides in pdf)
• Physics Colloquium at Oakland University (2014)
  “Isostaticity and a unified view of soft elasticity”.
• Condensed Matter Seminar at New York University (2014)
  “Entropic Effects Near Mechanical Instability”.
• Condensed Matter Seminar at the University of Michigan (2013)
  “Bio-Polymer Gels: Criticality, Nonlinear Elasticity, and Cell Motility”.
• Physics Colloquium at Wayne State University (2012)
  “Isostaticity and a unified view of soft elasticity”.
• International Workshop on Computational Mechanics of Materials (2012)
  “Isostatic lattices and random packings”.
• University of Science and Technology of China (2012)
  “Isostaticity and a unified view of soft elasticity”.
• Penn State University (2012)
  “Isostaticity and a unified view of soft elasticity”.
• University of Utah (2012)
  “Isostaticity and a unified view of soft elasticity”.
• University of Michingan, Ann Arbor (2012)
  “Isostaticity and a unified view of soft elasticity”.
• Tsinghua University, China (2011) 
  “Isostaticity and a unified view of soft elasticity”.
• Brown University, (2011) 
  “Isostaticity and a unified view of soft elasticity”.
• University of Colorado Boulder (2011) 
  “Isostaticity and a unified view of soft elasticity”.
• University of Notre Dame (2011) 
  “Isostaticity and a unified view of soft elasticity”.
• Kansas State University (2011) 
  “Isostaticity and a unified view of soft elasticity”.
• The APS March Meeting (2010)
  “Elasticity and response in nearly isostatic periodic lattices”.
• University of Illinois at Urbana Champaign (2009) 
  “Soft modes and elasticity of nearly isostatic lattices: randomness and dissipation”.
• University of Massachusetts Amherst (2009) 
  “Soft modes and elasticity of nearly isostatic lattices: randomness and dissipation”.
• Cornell University (2008) 
  “Soft random solids and their heterogeneous elasticity”.
• Harvard University (2008) 
  “Soft random solids and their heterogeneous elasticity”.
• University of Pennsylvania (2008) 
  “Soft random solids and their heterogeneous elasticity”.

Contributed Talks

• Talk at the APS March Meeting, Baltimore, MD (2013)
  “Mechanical instability at finite temperature”.
• Talk at the APS March Meeting, Boston, MA (2012)
  “Entropic selection of patchy particle assemblies”.
• Talk at the 106th Statistical Mechanics Conference, Rutgers, NJ (2011)
  “Rigidity percolation and mixed first-order-second-order transition in the square lattice”.
• Talk at the APS March Meeting, Dallas, TX (2011)
  “Criticality and isostaticity in fiber networks”.
• Talk at the “Materials and the Imagination” Conference, Aspen, CO (2011)
  “Criticality and isostaticity in fiber networks”.
• Talk at the Penn-NYU-Princeton Soft Matter Workshop, Princeton, NJ (2010)
  “Criticality and isostaticity in fiber networks”.
• Talk at the Penn-NYU Soft Matter Workshop, NYU, NY (2009)
  “Phonon Modes and Elasticity of Random Nearly Isostatic Lattices”.
• Penn MRSEC chalk talk, Penn, PA (2009)
  “Nonaffine deformations in random elastic media”.
• Talk at the APS March Meeting, Pittsburgh, PA (2009)
  “Soft modes and elasticity of nearly isostatic lattices: randomness and dissipation”.
• Talk at the APS March Meeting, New Orleans, LA (2008)
  “Soft random solids and their spatial elastic heterogeneity”.
• Talk at the APS March Meeting, Denver, CO (2007)
  “Elastic heterogeneity of soft random solids”.
• Talk at the Understanding Complex System Symposium, UIUC, IL (2006)
  “Intrinsic heterogeneity in the elastic properties of random network solids”.
• Talk at the APS March Meeting, Baltimore, MD (2006)
  “Locally fluctuating elasticity of vulcanized solids”.
• Talk at the APS March Meeting, Los Angeles, CA (2005)
  “A cavity approach to the heterogeneity of the random solid state”.