Daniels Nonlinear Lab [NCSU Banner]

Dept of Physics

Publications

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  1. Marion Grzelka, Joshua B. Bostwick, and Karen E. Daniels. "Capillary fracture of ultrasoft gels: heterogeneity and delayed nucleation" [arXiv]

  2. Aaron Bardall, Karen E. Daniels, Michael Shearer. "Deformation of an Elastic Substrate Due to a Resting Sessile Droplet." [arXiv]

  3. Dina Sinclair, Rachel Levy, Karen E. Daniels. "Simulating Surfactant Spreading: Impact of a Physically Motivated Equation of State." [arXiv]

  4. Yuming Huang and Karen E. Daniels "Friction and Pressure-Dependence of Force Chain Communities in Granular Materials" [arXiv]

  5. Chad Giusti, Lia Papadopoulos, Eli T. Owens, Karen E. Daniels, Danielle S. Bassett "Topological and geometric measurements of force chain structure." To appear in Physical Review E [arXiv]

  6. Lia Papadopoulos, James Puckett, Karen E. Daniels, Danielle S. Bassett. "Evolution of network architecture in a granular material under compression." To appear in Physical Review E [arXiv]

  7. Carlos P. Ortiz, Robert Riehn, Karen E. Daniels. "Nonaffine deformation under compression and decompression of a flow-stabilized solid." Journal of Statistical Mechanics. 084003 (2016) [Link] [PDF]

  8. Junaid M. Laskar, P. Shravan Kumar, Stephan Herminghaus, Karen E. Daniels, Matthias Schroeter. "High refractive index immersion liquid for super-resolution 3D imaging using sapphire-based aNAIL optics." Applied Optics. 55, 3165-3169 (2016) [Link] [PDF] [LaserFocusWorld]

  9. Priya Subramanian, Werner Pesch, Oliver Brausch, Karen E. Daniels, Eberhard Bodenschatz, and Tobias Schneider. "Spatio-temporal Patterns in Inclined Layer Convection." Journal of Fluid Mechanics. 794: 719-745 (2016) [Link] [PDF]

  10. Bruno Andreotti, Oliver Baeumchen, Francois Boulogne, Karen E. Daniels, Eric R. Dufresne, Hugo Perrin, Thomas Salez, Jacco H. Snoeijer, Robert W. Style. "Solid Capillarity: When and How does Surface Tension Deform Soft Solids?" Soft Matter. 12: 2993-2996 (2016) [Link] [PDF]

  11. Stephen L. Strickland, Michael Shearer, and Karen E. Daniels Spatiotemporal measurement of surfactant distribution on gravity-capillary waves. Journal of Fluid Mechanics. 777: 523-543 (2015) [Link] [Movies] [Data]

  12. Dapeng Bi, Silke Henkes, Karen E. Daniels, Bulbul Chakraborty. The Statistical Physics of Athermal Materials. Annual Review of Condensed Matter Physics 6: 63-83 (2015) [Link] [PDF]

  13. Danielle S. Bassett, Eli T. Owens, Mason A. Porter, M. Lisa Manning, Karen E. Daniels. Extraction of Force-Chain Network Architecture in Granular Materials Using Community Detection. Soft Matter 11: 2731-2744 (2015). [Link] [PDF]

  14. Ellen R. Swanson, Stephen L. Strickland, Michael Shearer, Karen E. Daniels. Surfactant Spreading on a Thin Liquid Film: Reconciling Models and Experiments. Journal of Engineering Mathematics 94: 63-79 (2015) [Link] [PDF]

  15. Joshua B. Bostwick, Michael Shearer, Karen E. Daniels. Elastocapillary deformations on partially-wetting substrates: rival contact-line models. Soft Matter 10: 7361, (2014) [Link] [PDF]

  16. Carlos P. Ortiz, Karen E. Daniels, Robert Riehn. Nonlinear Elasticity of Flow-Stabilized Solids. Physical Review E 90: 022304 (2014) [Link] [PDF]

  17. Stephen L. Strickland, Matthew Hin, M. Richard Sayanagi, Cameron Gaebler, Karen E. Daniels, Rachel Levy. Self-healing Dynamics of Surfactant Coatings on Thin Viscous Films. Physics of Fluids 26: 042109 (2014) [Link] [PDF]

  18. Karen E. Daniels, Caroline Bauer, Troy Shinbrot. Correlations between electrical and mechanical signals during granular stick-slip events. Granular Matter 16: 217-222 (2014) [Link] [PDF] [APS News]

  19. Gopal G. Penny, Karen E. Daniels, and Sally E. Thompson. Local properties of patterned vegetation: quantifying endogenous and exogenous effects. Philosophical Transactions of the Royal Society A. 371: 20120359 (2013) [Link] [PDF]

  20. Joshua B. Bostwick, Karen E. Daniels. Capillary Fracture of Soft Gels. Physical Review E 88: 042410 (2013) [Link] [PDF]

  21. James G. Puckett and Karen E. Daniels. Equilibrating temperaturelike variables in jammed granular subsystems [Link] [PDF] [APS Synopsis] Physical Review Letters 110: 058001 (2013)

  22. Eli T. Owens and Karen E. Daniels. Acoustic measurement of a granular density of modes Soft Matter 9:1214 (2013) [Link] [PDF]

  23. Carlos P. Ortiz, Robert Riehn, and Karen E. Daniels. Flow-Driven Formation of Solid-like Microsphere Heaps. Soft Matter, 9 (2), 543 - 549, 2013 [Link] [PDF]

  24. Danielle S. Bassett, Eli T. Owens, Karen E. Daniels, Mason A. Porter. Influence of Topology on Signal Propagation in Granular Force Networks. Physical Review E 86: 041306 (2012) [Link] [PDF]

  25. James G. Puckett, Frederic Lechenault, Karen E. Daniels, Jean-Luc Thiffeault. Trajectory entanglement in dense granular materials. Journal of Statistical Mechanics (2012) P06008 [Link] [PDF]

  26. Kiri Nichol and Karen E. Daniels. Equipartition of rotational and translational energy in a dense granular gas. Physical Review Letters 108, 018001 (2012) [Link] [PDF]

  27. Eli T. Owens and Karen E. Daniels. Sound propagation and force chains in granular materials. Europhysics Letters 94, 54005 (2011) [Link] [PDF]

  28. Nicholas W. Hayman, Lucie Ducloue, Kate L. Foco, Karen E. Daniels. Granular controls on periodicity of stick-slip events: kinematics and force-chains in an experimental fault. Pure and Applied Geophysics 168: 2239-2257 (2011) [Link] [PDF]

  29. James G. Puckett, Frederic Lechenault, Karen E. Daniels. Local origins of volume fraction fluctuations in dense granular materials. Physical Review E 83, 041301 (2011) [Link] [PDF]

  30. Melissa L. Fender, Frederic Lechenault, Karen E. Daniels. Universal shapes formed by two interacting cracks. Physical Review Letters 105: 125505 (2010). [Link] [PDF]

  31. David W. Fallest, Adele M. Lichtenberger, Christopher J. Fox, and Karen E. Daniels. Fluorescent visualization of a spreading surfactant. New Journal of Physics 12: 073029 (2010). [Link] [PDF]

  32. Lindsay B. H. May, Michael Shearer and Karen E. Daniels. Scalar conservation laws with nonconstant coefficients with application to particle size segregation in granular flow. Journal of Nonlinear Science. 20:689 (2010) [Link] [PDF]

  33. Lindsay B. H. May, Laura A. Golick, Katherine C. Phillips, Michael Shearer and Karen E. Daniels. Shear-driven size segregation of granular materials: modeling and experiment. Physical Review E 81:051301 (2010) [Link] [PDF]

  34. Frederic Lechenault and Karen E. Daniels. Equilibration in Granular Subsystems. Soft Matter. 6: 3074 (2010) [Link] [PDF]

  35. Sally E. Thompson and Karen E. Daniels. A Porous Convection Model for Small-Scale Grass Patterns. The American Naturalist. 175: E10-E15 (2010) [Link] [Data]

  36. Laura A. Golick and Karen E. Daniels. Mixing and segregation rates in sheared granular materials. Physical Review E. 80: 042301 (2009). [Link] [PDF]

  37. Karen E. Daniels and Nicholas W. Hayman. Force chains in seismogenic faults visualized with photoelastic granular shear experiments. Journal of Geophysical Research, 113: B11411 (2008). [Link] [PDF]

  38. Robert P. Behringer, Karen E. Daniels, Trushant S. Majmudar, and Matthias Sperl. Fluctuations, correlations and transitions in granular materials: statistical mechanics for a non-conventional system. Philosophical Transactions of the Royal Society A, 366:493-504, 2008. [Link] [PDF]

  39. Karen E. Daniels, Oliver Brausch, Werner Pesch, and Eberhard Bodenschatz. Competition and bistability of ordered undulations and undulation chaos in inclined layer convection. Journal of Fluid Mechanics, 597:261-282, 5 February 2008. [Link] [PDF]

  40. Karen E. Daniels, Shomeek Mukhopadhyay, Paul J. Houseworth, and Robert P. Behringer. Instabilities in droplets spreading on gels. Physical Review Letters, 99:124501, 2007. [Link] [PDF]

  41. Karen E. Daniels and Robert P. Behringer. Characterization of a freezing/melting transition in a vibrated and sheared granular medium. Journal of Statistical Mechanics, page P07018, June 2006. [Link] [PDF]

  42. Karen E. Daniels and Robert P. Behringer. Hysteresis and competition between disorder and crystallization in sheared and vibrated granular flow. Physical Review Letters, 94:168001, Apr 29 2005. [Link] [PDF]

  43. Karen E. Daniels, Christian Beck, and Eberhard Bodenschatz. Defect turbulence and generalized statistical mechanics. Physica D, 193:208, 2004. [Link] [PDF]

  44. Cristian Huepe, Hermann Riecke, Karen E. Daniels, and Eberhard Bodenschatz. Statistics of defect trajectories in spatio-temporal chaos in inclined layer convection and the complex Ginzburg-Landau equation. Chaos, 14:864-874, Sep 2004. [Link] [PDF]

  45. Karen E. Daniels and Eberhard Bodenschatz. Statistics of defect motion in spatiotemporal chaos in inclined layer convection. Chaos, 13:55, March 2003. [Link] [PDF]

  46. Karen E. Daniels, Richard J. Wiener, and Eberhard Bodenschatz. Localized transverse bursts in inclined layer convection. Physical Review Letters, 91:114501, 2003. [Link] [PDF]

  47. Karen E. Daniels and Eberhard Bodenschatz. Defect turbulence in inclined layer convection. Physical Review Letters, 88:034501, January 7 2002. [Link] [PDF]

  48. Karen E. Daniels, Brendan B. Plapp, and Eberhard Bodenschatz. Pattern formation in inclined layer convection. Physical Review Letters, 84:5320-5323, June 5 2000. [Link] [PDF]



Proceedings, Chapters, and Miscellany

  1. Karen E. Daniels. Photoelasticity Resource Sheet [PDF]

  2. Jonathan E. Kollmer, Scott M. Lindauer, and Karen E. Daniels. Digging on Asteroids: a Laboratory Model of Granular Dynamics in Microgravity, ASCE Proceedings for Earth & Space Conf. (2016) [PDF]

  3. Karen E. Daniels. Rubble-Pile Near Earth Objects: Insights from Granular Physics Asteroids: Prospective Energy and Material Resources. Springer, 2013. [PDF]

  4. Matthias Schroeter, Karen E. Daniels. Granular segregation in dense systems: the role of statistical mechanics and entropy. [arXiv]

  5. Michael Shearer, Lindsay B. H. May, N. Giffen, and Karen E. Daniels. The Gray-Thornton Model of Granular Segregation.< Proceedings of Joint IUTAM-ISIMM Symposium on Mathematical Modeling and Physical Instances of Granular Flows, AIP Conference Proceedings (2010) J. D. Goddard (ed.) [Link] [PDF]

  6. James G. Puckett, Frederic Lechenault and Karen E. Daniels. Generating Ensembles of 2D Granular Configurations. Chaos (Gallery of Nonlinear Images). 19: 041108 (2009). [Link] [PDF]

  7. James G. Puckett, Frederic Lechenault and Karen E. Daniels. Generating ensembles and measuring mixing in a model granular system. Powders and Grains 2009: Proceedings of the 6th International Conference on Micromechanics of Granular Media, p. 675-678 (2009) [Link] [PDF]

  8. Karen E. Daniels and Nicholas W. Hayman. Boundary conditions and event scaling of granular stick-slip events. Powders and Grains 2009: Proceedings of the 6th International Conference on Micromechanics of Granular Media, p. 567-570 (2009) [Link] [PDF]

  9. Eli T. Owens, Stephanie Couvreur and Karen E. Daniels. Spatiotemporally Resolved Acoustics in a Photoelastic Granular Material. Powders and Grains 2009: Proceedings of the 6th International Conference on Micromechanics of Granular Media, p. 447-450 (2009) [Link] [PDF]

  10. Karen E. Daniels, Shomeek Mukhopadhyay, and Robert P. Behringer. Starbursts and wispy drops: Surfactants spreading on gels. Chaos, 15:041107, 2005. (Gallery of Nonlinear Images) [Link] [PDF]

  11. Karen E. Daniels, Joyce E. Coppock, and Robert P. Behringer. Dynamics of meteor impacts. Chaos, 14:S4, Dec 2004. (Gallery of Nonlinear Images) [Link] [PDF]



Teaching-Related Publications

  1. Karen E. Daniels. "Student Blogging about Physics." The Physics Teacher. 48: 366-7 (Sept 2010) [Link] [PDF]

  2. Ted Brzinski, Karen E. Daniels. "Stretching Rubber, Stretching Minds: a polymer physics lab for teaching entropy." Submitted to American Journal of Physics. [Link] [PDF]



Theses

  • Stephen Strickland (2015, PhD) Surfactant Dynamics: Spreading and Wave Induced Dynamics of a Monolayer [PDF]

  • Yuming Huang (2015, MS) A Community Detection Method for Force Chain Characterization in Three Dimensional Granular Packings [PDF]

  • Carlos P. Ortiz (2013, PhD) Rigidity of Microsphere Heaps [PDF]

  • Eli T. Owens (2012, PhD) Investigating Granular Structure with Spatial and Temporal Methods [PDF]

  • James G. Puckett (2012, PhD) State Variables in Granular Materials: An Investigation of Volume and Stress Fluctuations [PDF]



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