PUBLICATIONS & AWARDS



JOURNAL ARTICLES:

2014

  1. T. Bertrand, C. F. Schreck, C. S. O'Hern, and M. D. Shattuck, ``Hypo-coordinated solids in particulate media,'' Phys. Rev. E 89 (2014) 062203. [pdf]

  2. K. Zhang, Y. Liu, J. Schroers, M. D. Shattuck, and C. S. O'Hern, ``The glass-forming ability of model metal-metalloid alloys,'' submitted to J. Chem. Phys. (2014). [pdf]

  3. D. Caballero, W. W. Smith, C. S. O'Hern, and L. Regan, ``Equilibrium transitions between side chain conformations in leucine and isoleucine,'' submitted to Proteins: Structure, Function, and Bioinformatics (2014). [pdf]

  4. K. Wang, V. Bhandari, J. S. Giuliano, Jr., C. S. O'Hern, M. D. Shattuck, and M. Kirby, ``Angiopoietin-1, Angiopoietin-2, and Bicarbonate as diagnostic biomarkers in children with severe sepsis,'' Plos ONE 9 (2014) e108461. [pdf]

  5. K. Zhang, W. W. Smith, M. Wang, Y. Liu, J. Schroers, M. D. Shattuck, and C. S. O'Hern, ``Connection between the packing efficiency of binary hard spheres and the glass-forming ability of bulk metallic glasses,'' Phys. Rev. E 90 (2014) 032311. [pdf]

  6. W. W. Smith, P.-Y. Ho, and C. S. O'Hern, ``Calibrated Langevin dynamics simulations of intrinsically disordered proteins,'' Phys. Rev. E 90 (2014) 042709. [pdf]

  7. A. Q. Zhou, C. S. O'Hern, and L. Regan, ``Predicting the side-chain dihedral angle distributions of non-polar, aromatic, and polar amino acids using hard-sphere models,'' Proteins: Structure, Function, and Bioinformatics 82 (2014) 2574. [pdf]

  8. D. Caballero, J. Määttä, A. Q. Zhou, M. Sammalkorpi, C. S. O'Hern, and L. Regan, ``The intrinsic α-helical and β-sheet preferences: A computational case study of Alanine,'' Protein Science 23 (2014) 970. [pdf]

  9. T. Shen, S. Papanikolaou, C. S. O'Hern, and M. D. Shattuck, ``The statistics of frictional families,'' Phys. Rev. Lett. 113 (2014) 128302. [pdf]

  10. Z. Shao, Z. Liu, J. P. Singer, H. Li, Y. Liu, M. Gopinadhan, C. S. O'Hern, C. O. Osuji, and J. Schroers, ``Shear accelerated crystallization in a supercooled atomic liquid,'' submitted to Phys. Rev. B (2014). [pdf]

  11. P. Pal, J. Blawzdziewicz, and C. S. O'Hern, ``Quasi-one dimensional models for glassy dynamics,'' submitted to Phys. Rev. E (2014). [pdf]

  12. C. F. Schreck, C. S. O'Hern, and M. D. Shattuck, ``Vibrations of jammed disk packings with Hertzian interactions,'' Granular Matter 16 (2014) 209. [pdf]

2013

  1. B. R. Parry, I. V. Surovtsev, M. T. Cabeen, C. S. O'Hern, E. R. Dufresne, and C. Jacobs-Wagner, ``The bacterial cytoplasm has glass-like properties and is fluidized by metabolic activity,'' Cell 156 (2013) 183. [pdf]

  2. N. Geerts, C. F. Schreck, P. A. Beales, H. Shigematsu, C. S. O'Hern, and T. K. Vanderlick, ``Using DNA-driven assembled phospholipid nanodiscs as a scaffold for gold nanoparticle patterning,'' Langmuir 29 (2013) 13089. [pdf]

  3. S. O'Hara, K. Wang, R. A. Slayden, A. Schenkel, G. Huber, C. S. O'Hern, M. D. Shattuck, and M. Kirby, ``Iterative feature removal yields highly discriminative pathways and supports biological discovery,'' BMC Genomics 14 (2013) 832. [pdf]

  4. K. Wang, V. Bhandari, S. Chepustanova, G. Huber, S. O'Hara, C. S. O'Hern, M. D. Shattuck, and M. Kirby, ``Which biomarkers reveal neonatal sepsis?,'' PloS ONE 8 (2013) e82700. [pdf]

  5. K. Zhang, M. Wang, S. Papanikolau, Y. Liu, J. Schroers, M. D. Shattuck, and C. S. O'Hern, ``Computational studies of the glass-forming ability of model bulk metallic glasses,'' J. Chem. Phys. 139 (2013) 124503. [pdf]

  6. C. S. O'Hern and M. D. Shattuck, ``Granular Materials: Highly evolved grains,'' Nature Materials 12 (2013) 287. [pdf]

  7. Z. Shao, M. Gopinadhan, G. Kumar, S. Mukherjee, Y. Liu, C. S. O'Hern, J. Schroers, and C. Osuji, ``Size-dependent viscosity in the supercooled liquid state of a bulk metallic glass,'' App. Phys. Lett. 102 (2013) 221901. [pdf]

  8. C. F. Schreck, R. S. Hoy, M. D. Shattuck, and C. S. O'Hern, ``Particle-scale reversibility in athermal particulate media below jamming,'' Phys. Rev. E 88 (2013) 052205. [pdf]

  9. A. Q. Zhou, D. Caballero, C. S. O'Hern, and L. Regan, "New insights into the interdependence between amino acid stereochemistry and protein structure,'' Biophys. J. 105 (2013) 2403. [pdf]

  10. R. S. Hoy, J. Harwayne-Gidansky, and C. S. O'Hern, ``Minimal energy packings of nearly flexible polymers,'' J. Chem. Phys. 138 (2013) 054905. [pdf]

  11. S. Papanikolaou, C. S. O'Hern, and M. D. Shattuck, ``Isostaticity at frictional jamming,'' Phys. Rev. Lett. 110 (2013) 198002.[pdf]

  12. W. Mutoru, W. Smith, C. S. O'Hern, and A. Firoozabadi, ``Computational studies of diffusion and molecular clustering in n-alkanes along critical isotherms,'' J. Chem. Phys. 138 (2013) 024317.

2012

  1. T. Shen, C. F. Schreck, B. Chakraborty, D. E. Freed, and C. S. O'Hern, ``Structural relaxation in dense liquids composed of anisotropic particles,'' Phys. Rev. E 86 (2012) 041303. [pdf]

  2. W. W. Smith, C. F. Schreck, N. Hashem, S. Soltani, A. Nath, E. Rhoades, and C. S. O'Hern, ``Molecular simulations of the fluctuating conformational dynamics of intrinsically disordered proteins,'' Phys. Rev. E 86 (2012) 041910. [pdf]

  3. C. F. Schreck, M. Mailman, B. Chakraborty, and C. S. O'Hern, ``Constraints and vibrations in static packings of ellipsoidal particles,'' Phys. Rev. E 85 (2012) 061305. [pdf]

  4. R. S. Hoy, J. Harwayne-Gidansky, and C. S. O'Hern, ``Structure of finite sphere packings via exact enumeration: Implications for colloidal crystal nucleation,'' Phys. Rev. E 85 (2012) 051403. [pdf]

  5. S. S. Ashwin, J. Blawzdziewicz, C. S. O'Hern, and M. D. Shattuck, "Calculations of the basin volumes for mechanically stable packings," Phys. Rev. E 85 (2012) 061307. [pdf]

  6. A. Q. Zhou, C. S. O'Hern, and L. Regan, "The power of hard-sphere models: Explaining side-chain dihedral angle distributions of Thr and Val," Biophys. J. 102 (2012) 2345. [pdf]

  7. T. Shen, C. S. O'Hern, and M. D. Shattuck, ``The contact percolation transition,'' Phys. Rev. E 85 (2012) 011308. [pdf]

  8. L. Kondic, A. Goullet, C. S. O'Hern, M. Kramar, K. Mischaikow, and R. P. Behringer, ``Topology of force networks in compressed granular media,'' Europhys. Lett. 97 (2012) 54001. [pdf]

  9. L. Kondic, X. Fang, W. Losert, C. S. O'Hern, and R. P. Behringer, "Microstructure evolution during impact on granular matter," Phys. Rev. E 85 (2012) 011305. [pdf]

  10. R. S. Hoy and C. S. O'Hern, ``Glassy dynamics of crystallite formation: The role of covalent bonds,'' Soft Matter 8 (2012) 1215.[pdf]

  11. A. Nath, M. Sammalkorpi, D. C. DeWitt, A. J. Trexler, S. Elbaum-Garfinkle, C. S. O'Hern, and E. Rhoades, ``The conformational ensembles of α-synuclein and τ: Combining single-molecule FRET and simulations,'' Biophys. J. 103 (2012) 1940. [pdf]

 

2011

  1. S. F. Liew, J. Yang, H. Noh, C. F. Schreck, E. R. Dufresne, C. S. O'Hern, and H. Cao, ``Photonic band gaps in three-dimensional network structures with short-range order,'' Phys. Rev. A 84 (2011) 063818. [pdf]

  2. A. Q. Zhou, C. S. O'Hern, and L. Regan, ``Revisiting the Ramachandran plot from a new angle,'' Protein Science 20 (2011) 1166. [pdf]

  3. J. D. Forster, J.-Gyu Park, M. Mittal, H. Noh, C. F. Schreck, C. S. O'Hern, H. Cao, E. M. Furst, and E. R. Dufresne, ``Assembly of optical scale dumbbells into dense photonic crystals,'' ACS Nano 5 (2011) 6695. [pdf]

  4. S. F. Liew, J. Forster, H. Noh, C. F. Schreck, V. Saranathan, X. Lu, L. Yang, R. O. Prum, C. S. O'Hern, E. R. Dufresne, and H. Cao, ``Short-range order and near-field effects on optical scattering and structural coloration,'' Optics Express 19 (2011) 8208. [pdf]

  5. C. F. Schreck, T. Bertrand, C. S. O'Hern, and M. D. Shattuck, "Repulsive contact interactions make jammed particulate systems inherently nonharmonic," Phys. Rev. Lett. 107 (2011) 078301. [pdf]

  6. C. F. Schreck, C. S. O'Hern, and L. E. Silbert, "Tuning frictionless disk packings from isostatic to hyperstatic," Phys. Rev. E 84 (2011) 011305. [pdf]

 

2010

  1. J.-K. Yang, C. F. Schreck, H. Noh, S.-F. Liew, M. I. Guy, C. S. O'Hern, and H. Cao, "Photonic band gap effects in two-dimensional polycrystalline and amorphous structures,"Phys. Rev. A 82 (2010) 053838. [pdf]

  2. R. S. Hoy and C. S. O'Hern, "Minimal energy packings and collapse of sticky tangent hard-sphere polymers," Phys. Rev. Lett. 105 (2010) 068001. [pdf]


  3. R. S. Hoy and C. S. O'Hern, ``Viscoplasticity and large-scale chain relaxation in glassy-polymeric strain hardening,'' Phys. Rev. E 82 (2010) 041803. [pdf]


  4. C. F. Schreck, N. Xu, and C. S. O'Hern, "A comparison of jamming behavior in systems composed of dimer- and ellipse-shaped particles", Soft Matter 6 (2010) 2960. [pdf]

  5. J. D. Forster, H. Noh, S. F. Liew, V. Saranathan, C. Schreck, L. Yang, J.-G. Park, R. O. Prum, C. S. O'Hern, S. G. J. Mochrie, H. Cao, and E. R. Dufresne, "Biomimetic isotropic nanostructures for structural coloration", Advanced Materials 22 (2010) 2939. [pdf]

  6. G. Lois, J. Blawzdziewicz, and C. S. O'Hern, "Protein folding on rugged energy landscapes: Conformational diffusion on fractal networks", Phys. Rev. E 81 (2010) 051907. [pdf]

 

2009

  1. G.-J. Gao, J. Blawzdziewicz, and C. S. O'Hern, "Geometrical families of mechanically stable granular packings", Phys. Rev. E 80 (2009) 061303.[pdf]

  2. G. Lois, J. Xie, T. Majmudar, S. Henkes, B. Chakraborty, C. S. O'Hern, and R. P. Behringer, "Stress correlations in granular materials: An entropic formulation", Phys. Rev. E 80 (2009) 060303(R).[pdf]

  3. G.-J. Gao, J. Blawzdziewicz, C. S. O'Hern, and M. Shattuck, "Experimental demonstration of nonuniform frequency distributions of granular packings", Phys. Rev. E 80 (2009) 061304.[pdf]

  4. M. Mailman, C. F. Schreck, B. Chakraborty, and C. S. O'Hern, "Jamming in Systems Composed of Frictionless Ellipse-Shaped Particles", Phys. Rev. Lett. 102 (2009) 255501.[pdf]

  5. G. Lois, J. Blawzdziewicz, and C. S. O'Hern, "A percolation model for glassy dynamics in disordered materials", Phys. Rev. Lett. 102 (2009) 015702.[pdf]

  6. M. Lundberg, K. Krishan, N. Xu, C. S. O'Hern, and M. Dennin, "Comparison of low-amplitude oscillatory shear in experimental and computational studies of model foams", Phys. Rev. E 79 (2009) 041405. [pdf]

 

2008

  1. P. Pal, C. S. O'Hern, J. Blawzdziewicz, E. R. Dufresne, and R. Stinchcombe, "A minimal model for kinetic arrest", Phys. Rev. E 78 (2008) 011111. [pdf]

  2. G. Lois, J. Blawzdziewicz, and C. S. O'Hern, "Reliable Protein Folding on Complex Energy Landscapes: The Free Energy Reaction Path", Biophys. J. 95 (2008) 2692. [pdf]

  3. M. Lundberg, K. Krishan, N. Xu, C. S. O'Hern, and M. Dennin, "Reversible plasticity in amorphous materials", Phys. Rev. E 77 (2008) 041505. [pdf]

  4. A. L. Cortajarena, G. Lois, E. Sherman, C. S. O'Hern, L. Regan, and G. Haran, "Non-random-coil behavior as a consequence of extensive PPII structure in the denatured state", J. Mol. Biol. 382 (2008) 203. [pdf]

 

2007

  1. G. Lois, J. Blawzdziewicz, and C. S. O'Hern, "Jamming Transition and New Percolation Universality Classes in Particulate Systems with Attraction", Phys. Rev. Lett. 100 (2007) 028001. [pdf]

  2. S. Henkes, C. S. O'Hern, and B. Chakraborty, "Entropy and Temperature of a Static Granular Assembly: An Ab Initio Approach", Phys. Rev. Lett. 99 (2007) 038002. [pdf]

  3. G.-J. Gao, J. Blawzdziewicz, and C. S. O'Hern, "Enumeration of distinct mechanically stable disk packings in small systems", Phil. Mag. B 87 (2007) 425. [pdf]

 

2006

  1. G.-J. Gao, J. Blawzdziewicz, and C. S. O'Hern, "Studies of the frequency distribution of mechanically stable disk packings", Phys. Rev. E 74 (2006) 061304. [pdf]

  2. N. Xu and C. S. O'Hern, "Measurements of the yield stress in frictionless granular systems", Phys. Rev. E 73 (2006) 061303. [pdf]

 

2005

  1. N. Xu, C. S. O'Hern, and L. Kondic, "Stabilization of nonlinear velocity profiles in athermal systems undergoing planar shear flow", Phys. Rev. E 72 (2005) 041504. [pdf]

  2. N. Xu, J. Blawzdziewicz, and C. S. O'Hern, "Reexamination of random close packing: Ways to pack frictionless disks", Phys. Rev. E 71 (2005) 061306. [pdf]

  3. N. Xu and C. S. O'Hern, "Effective Temperature in Athermal Systems Sheared at Fixed Normal Load", Phys. Rev. Lett. 94 (2005) 055701. [pdf]

  4. N. Xu, C. S. O'Hern, and L. Kondic, "Velocity Profiles in Repulsive Athermal Systems under Shear", Phys. Rev. Lett. 94 (2005) 016001. [pdf]

 

PRIOR TO 2005

  1. C. S. O'Hern, A. J. Liu, and S. R. Nagel, "Effective Temperatures in Driven Systems: Static Versus Time-Dependent Relations", Phys. Rev. Lett. 93 (2004) 165702. [pdf]

  2. C. S. O'Hern, L. E. Silbert, A. J. Liu, and S. R. Nagel, "Jamming at zero temperature and zero applied stress: The epitome of disorder", Phys. Rev. E 68 (2003) 011306. [pdf]

  3. I. K. Ono, C.S. O'Hern, D. J. Durian, S. A. Langer, A. J. Liu, and S. R. Nagel, "Effective Temperatures of a Driven System Near Jamming", Phys. Rev. Lett. 89 (2002) 095703. [pdf]

  4. C.S. O'Hern, S. A. Langer, A. J. Liu, and S. R. Nagel, "Random Packings of Frictionless Particles", Phys. Rev. Lett. 88 (2002) 075507. [pdf]

  5. C.S. O'Hern, S. A. Langer, A. J. Liu, and S. R. Nagel, "Force Distributions near Jamming and Glass Transitions'', Phys. Rev. Lett. 86(2001) 111. [pdf]

  6. L. Golubovic, T. C. Lubensky, and C. S. O'Hern. "Structural properties of the sliding columnar phase in layered liquid crystalline systems'', Phys. Rev. E 62 (2000) 1069. [pdf]

  7. C.S. O'Hern, T. C. Lubensky, and J. Toner, "Sliding Phases in XY Models, Crystals, and Cationic Lipid-DNA Complexes'', Phys. Rev. Lett. 83 (1999) 2745. [pdf]

  8. C. S. O'Hern and T.C. Lubensky, "Sliding Columnar Phase of DNA-Lipid Complexes'', Phys. Rev. Lett. 80 (1998) 4345. [pdf]

  9. C.S. O'Hern and T. C. Lubensky, "Nonlinear elasticity of the sliding columnar phase'', Phys. Rev. E 58 (1998) 5948. [pdf]

  10. C. S. O'Hern, R. D. Kamien, T.C. Lubensky, and P. Nelson, "Elasticity theory of a twisted stack of plates'', European Physical Journal B 1 (1998) 95. [pdf]

  11. R. D. Kamien, T.C. Lubensky, C. S. O'Hern, and Philip Nelson, "Direct determination of DNA twist-stretch coupling'', Europhys. Lett. 38 (1997) 237. [pdf]

  12. C. S. O'Hern, D. A. Egolf, and H. S. Greenside, "Lyapunov spectral analysis of a nonequilibrium Ising-like transition'', Phys. Rev. E 53 (1996) 3374. [pdf]

  13. Brian Miller, C. O'Hern, and R. P. Behringer, "Stress Fluctuations for Continuously Sheared Granular Materials'', Phys. Rev. Lett. 77 (1996) 3110. [pdf]



CONFERENCE PROCEEDINGS:

  1. L. Kondic, C. S. O'Hern, and R. P. Behringer, ``Dense granular systems: From theory to Applications'', Siam News, 40 (2007) 13.

  2. G.-J. Gao, J. Blawzdziewicz, and C. S. O'Hern, ``Testing the equal-probability assumption for jammed particle packings'', Reports of the Institute of Fluid Science, Tohoku University, 19 (2007) 23.

  3. N. Xu and C. S. O'Hern, ``Effective temperatures in repulsive glasses sheared at fixed normal load'', Powders and Grains, eds. R. Garcia-Rojo, H. J. Hermann, and S. McNamara, (A. A. Balkema, Leiden, 2005).

  4. C.S. O'Hern, Stephen A. Langer, Andrea J. Liu, and S. R. Nagel, ``Jamming in liquids and granular materials'', Materials Research Society Proceedings, The Granular State, 627 (2000) BB1.1.

  5. C. S. O'Hern, R. D. Kamien, T. C. Lubensky, and P. Nelson, ``Twist-stretch elasticity of DNA'', Materials Research Society Proceedings, Statistical Mechanics in Physics and Biology, 463 (1997) 43. [pdf]


BOOK CHAPTERS:

  1. C. S. O'Hern, ``Jamming in Granular Materials'', in Handbook of Granular Materials, ed. by M. D. Shattuck and S. F. Franklin (CRC Press, New York, 2012).

  2. C. F. Schreck and C. S. O'Hern, "Computational methods to study jammed systems", in Experimental and Computational Techniques in Soft Condensed Matter Physics, ed. by J. S. Olafsen, (Cambridge University Press, New York, 2010). [pdf]


AWARDS:
  • 2011: Chair of the American Physical Society's Topical Group on Statistical and Nonlinear Physics

  • 2011: APS-IUSSTF Professorship Award in Physics

  • 2008-2012:  NSF Cyber-Enabled Discovery and Innovation Award

  • 2005-2010:  NSF Faculty Early Career Development Award

  • 2002:  Finalist, University of California  Chancellor's Award for Postdoctoral Research

  • 1999: Granted National Research Council Postdoctoral Research Associateship at the Center for Bio/Molecular Science and Engineering, Naval Research Laboratory, Washington, DC (declined)

  • 1994: Graduated summa cum laude and with highest distinction in Physics from Duke University

  • 1994: Inducted into Phi Beta Kappa, Duke University