Department of Physics

Non-Linear Dynamics

IREAP

IPST

W. Losert

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1. A. Pomerance, J. Matthews, M. Ferguson, J.S. Urbach, and W. Losert , “Actin polymerization in a thermal gradient”  Macromolecular Symposia 227, 231-242 (2005).
2. L.-Q. Wu, K. Lee, X. Wang, D.S. English, W. Losert, and G.F. Payne “Chitosan-mediated and spatially selective electrodeposition of nano-scale particles” Langmuir, 3641-3646 (2005).
3. R. Skupsky, W. Losert, and R. Nossal, “Distinguishing modes of Eukaryotic Gradient Sensing”, Biophysical Journal 89, 2806 (2005).
4.   R. Skupsky^#, C. McCann^#, R. Nossal, and W. Losert “Bias in the Gradient Sensing Response of Chemotactic Cells” submitted to Journal of Theoretical Biology (2006).
5. Luo R, Ahvazi B, Amarei D, Shroder D, Burrola B, Losert W, Randazzo PA. Biochem J. (2006).

1. N. Taberlet, M. Newey, P. Richard and W. Losert,  "On axial segregation in a tumbler: an experimental and numerical study" to appear in JSTAT (2006).
   
2. M. Toiya, J. Hettinga, and W. Losert, "3D Imaging of Particle Motion During Penetrometer Testing" to appear in Granular Matter.
3. J. Galanis, D. Harris, D. Sackett, W. Losert, and R. Nossal, “Spontaneous patterning of confined granular rods”, 96 028002  Phys. Rev. Lett (2006)
4. P. Ribiere, P. Richard, M. Toiya, W. Losert, R. Delannay and D. Bideau “Effect of rare events on out of equilibrium relaxation," Phys. Rev. Lett. 95, 268001(2005).
   
5. J. Stambaugh, K. Van Workum, J.F. Douglas, and W. Losert, "Polymerization transitions in two-dimensional systems of dipolar spheres" Phys. Rev E 72, 031301 (2005).
   
6. N. Taberlet, W. Losert, and P. Richard “Understanding the dynamics of segregation bands of simulated granular material in a rotating drum”, Europhys. Lett. 68, 522 (2004).
7. S.J. Friedmann, N. Taberlet, W. Losert “Rock avalanche dynamics: Insights from granular physics experiments”, to appear the International Journal of Earth Sciences (2005).
8. M. Toiya, J. Stambaugh, and W. Losert, "Transient and oscillatory granular shear flow" Phys Rev Lett. 83, 088001-1 (2004). 
9. J. Stambaugh, Z. Smith*, E. Ott, and W. Losert, “Segregation in a monolayer of magnetic spheres”, Phys. Rev. E 70, 031304 (2004).
10. M. Newey, S. Van der Meer, J. Ozik, E. Ott, W. Losert, "Band-in-band segregation of multidisperse granular mixtures" Europhys. Lett. 66, 205 (2004).
11. W. Losert, "Granular Matter" in Encyclopedia of Nonlinear Science, ed. Alwyn Scott. New York and London: Routledge, 2004.
12. N. Taberlet, P. Richard, A. Valance, R. Delannay, W. Losert, J-M. Pasini, and J.T. Jenkins, "Super Stable Heap in a thin channel," Phys. Rev. Lett 91, 264301 (2003).
13. J. Stambaugh, D.P. Lathrop, E. Ott, and W. Losert, "Pattern Formation in a Monolayer of Magnetic Spheres", Phys. Rev. E 68, 026207 (2003).
14. S.J. Friedmann, G. Kwon*, and W. Losert "Granular memory and its effect on the triggering and distribution of rock-avalanche events," J. Geophys. Res. 108, No. B8, 2380 (2003).
15. W. Losert and G. Kwon*, "Transient and steady state dynamics of granular shear flows," Advances in Complex Systems 4,369 (2001).

1. S. Akamatsu, K. Lee, and W. Losert, “Control of eutectic solidification microstructures through laser spot perturbations”   Journal of Crystal Growth 289, 331(2006).
   
2. K. Lee and W. Losert, “Controlled dynamics of grain boundaries in binary alloys”,  Acta Materialia 53, 3503-3510  (2005).
3. K. Lee and W. Losert, "Local control of the dendritic microstructure through perturbations," J. Crystal Growth 269, 592 (2004).

1. W. Losert, "Pattern Formation" in Encyclopedia of Nonlinear Science, ed. Alwyn Scott. New York and London: Routledge, 2004.
2. J.W. Kim, J.Y. Vaishnav*, E. Ott, S.C. Venkataramani, and W. Losert, "Front Propagation of Spatio-temporal Chaos", Phys. Rev. E 64, 016215 (2001).

1. M. Toiya and W. Losert, “3D imaging of rod penetration through a Granular Pile”, Proceedings of the Powders and Grains conference (Stuttgart, 2005).
2.  M. Newey, N. Taberlet, P. Richard, and W. Losert, “Segregation Transients in a Tumbler Flow”, Proceedings of the Powders and Grains conference (Stuttgart, 2005).
3. N. Taberlet, W. Losert, and P. Richard, “Axial segregation of dry grains in a rotating drum: a numerical study”, Proceedings of the Powders and Grains conference (Stuttgart, 2005).
4. W. Losert, C. Poole, R. Skupsky, “Investigating gradient sensing in cells through optical micromanipulation” Proceedings of the BIOS meeting Photonics West, January 2005.
5. W. Losert, C. Poole, P. Bradford, and D. English, “Shape Deformations of Giant Unilamellar Vesicles with a Laser Tweezer Array” Proceedings of SPIE Annual Meeting, August 2004.

1. G.A. Voth, B. Bigger*, M.R. Buckley, W. Losert, M.P. Brenner, H.A. Stone, and J.P. Gollub, 'Ordered clusters and dynamical states of particles in a vibrated fluid'  Phys. Rev. Lett. 88, 234301 (2002).
2. J.-C. Geminard and W. Losert, "Frictional Properties of bidisperse granular matter," Phys. Rev. E 65, 041301 (2002).
3. J.-C. Tsai, W. Losert, G.A. Voth, J.P. Gollub, "Two-dimensional granular Poiseuille flow on an incline: multiple dynamical regimes," Phys. Rev. E 65, 011306 (2002).
4. L. Bocquet, W. Losert, T.C. Lubensky, and J.P. Gollub, "Granular Shear dynamics and forces: Experiments and continuum theory,"  Phys. Rev. E 65, 011307 (2002).
5. W. Losert, L. Bocquet, T.C. Lubensky, and J.P. Gollub,"Particle dynamics in sheared granular matter,"  Phys. Rev. Lett 85, 1428 (2000), preprint available at cond-mat/0004401
6. W. Losert, J.-C. Geminard, S. Nasuno, and J.P. Gollub, "Mechanisms for slow strengthening in granular materials," Phys. Rev. E, 61 4060 (2000) , preprint available at cond-mat/9909330 .
7. W. Losert, J.-C. Geminard, S. Nasuno, and J.P. Gollub, Friction in sheared granular material, M. Robbins, Ed., Symposium on Tribology (Materials Research Society, San Jose, CA, 1999).
8. W. Losert, D.G.W. Cooper*, J. Delour, A. Kudrolli, and J.P. Gollub, "Velocity statistics in vibrated granular media," Chaos 9, 682 (1999), preprint available at cond-mat/9901203 .
9. W. Losert, D.G.W. Cooper*, and J.P. Gollub, "Propagating front in an excited granular layer," W. Losert, D.G.W. Cooper, and J.P. Gollub, Phys. Rev. E, 59, 5855 (1999) . Preprint available at cond-mat/9812089 .
10. J.-C. Geminard, W. Losert, and J.P. Gollub, "Frictional Mechanics of Wet Granular Material," Phys. Rev. E, 59, 5881 (1999). Preprint available at cond-mat/9811262 .
11. W. Losert, D.A. Stillman*, H.Z. Cummins, P. Kopzcynski, W.-J Rappel and A. Karma, "Selection of doublet cellular patterns in directional solidification through spatially periodic perturbations," Phys. Rev. E, 58, 7492 (1998)
12. W. Losert, O.N. Mesquita, J.M.A. Figueiredo, and H.Z. Cummins, "Direct Measurement of Dendritic Array Stability," Phys. Rev. Lett. 81, 409 (1998).
13. W. Losert, B.Q. Shi and H.Z. Cummins, "Evolution of dendritic patterns during alloy solidification: From the initial instability to the steady state," Proc. Nat. Acad. Sci. USA 95, 439 (1998).
14. W. Losert, B.Q. Shi and H.Z. Cummins, "Evolution of dendritic patterns during alloy solidification: Onset of the initial instability," Proc. Nat. Acad. Sci. USA 95, 431 (1998).
15. H.Z. Cummins, Y.H. Hwang, G. Li, W.M. Du, W. Losert, and G.Q. Shen, J. "Relaxation dynamics in orthoterphenyl: Comparing bk from extended mode-coupling theory and phenomenological analyses," J. Non-Cryst. Solids 235-237, 254 (1998).
16. W. Losert, B.Q. Shi, H.Z. Cummins, and J.A. Warren, "Spatial period-doubling instability of dendritic arrays in directional solidification," Phys. Rev. Lett. 77, 889 (1996).
17. L.M. Williams, M. Muschol, X. Qian, W. Losert, and H.Z. Cummins, "Dendritic sidebranching with periodic localized perturbations: Directional solidification of pivalic acid-coumarin152 mixtures" Phys. Rev. E 48, 489 ; erratum: E 48, 4862 (1993) .

   * undergraduate student