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Student Collaborators

Undergraduate students

• 2017
  • Maciej Olszewski (Notre Dame)
    
    • Structural transitions in vortex systems with anisotropic interactions

• 2016
  • Quan Le Thien (Wabash College)
    
    • Enhanced pinning for vortices in hyperuniform substrates and emergent hyperuniform vortex states

  • Yang Yang (Wabash College)
    
    • Dynamic phases, clustering, and lane formation for driven disk systems in the presence of quenched disorder

• 2015
  • Quan Le Thien (Wabash College)
    
    • Orientational ordering, buckling, and dynamic transitions for vortices interacting with a periodic quasi-one dimensional substrate

• 2010
  • Chris Bairnsfather (Purdue; entered their PhD program)
    
    • The effect of pinning on drag in coupled one-dimensional channels of particles.
    • Positive and negative drag, dynamic phases, and commensurability in coupled one-dimensional channels of particles with Yukawa interactions.
  • Thuc Mai (Syracuse; entered PhD program at Ohio State)
    
    • Active matter on asymmetric substrates.
• 2009
  • Adam Iaizzi (Ithaca College)
    
    • Depinning of stripe phases.
• 2008
  • Evan Groopman (Washington University St. Louis; entered their PhD program)
    
    • Jamming in systems with quenched disorder.
• 2007
  • Niall Mangan (Clarkson University; received PhD from Harvard)
    
    • Reversible to irreversible flow transition in periodically driven vortices.
• 2004
  • Thomas Womack (Cornell University; entered their CS PhD program)
    
    • Heterogeneities in pinned liquids.
      
• 2002-2003
  • Jeff Drocco (Notre Dame; received PhD from Princeton)
    
    • Structure and melting of two-species charged clusters in a parabolic trap.
      
    • Multiscaling at Point J: Jamming is a critical phenomenon.
      
• 2002 Los Alamos Summer Science Program (LASSP)
  • Katie Mahoney (Notre Dame; entered PhD program at Duke University)
    
    • Avalanches in elongated grains.
      
• 1999 Minority Undergraduate Research Program in Physical Sciences (MURPPS)
  • Omari Fuller (Contra Costa College; degree from Columbia University)
    
    • Atomic friction.
      
  • Rogelio Lepe (Sacramento City College; went to UCSD)
    
    • Threshold dynamics in spring-block models at the edge of motion.
      
  • Yolanda Marchante-Ortiz (Solano Community College; went to UC-Berkeley)
    
    • Detection of non-visible planets by star perturbation.
      
  • Carla Rivera (University of California - Davis)
    
    • Orbital stability and the three-body problem.
      
• 1998 REU
  • Amit Mehta (Cornell University; received PhD from UIUC)
    
    • Horton analysis of riverlike networks of vortices.
      
• 1997-1998 Research Experience for Undergraduates (REU)
  • John Wambaugh (University of Michigan; received PhD from Duke University)
    
    • Superconducting fluxon pump and lenses.
      

Graduate students

• 2017
  • Sebastian Diaz (University of California - San Diego)
    • Fluctuations and noise signatures of driven magnetic skyrmions.
    • Avalanches and criticality in driven magnetic skyrmions.
  • Xiaoyu Ma (Notre Dame)
    • Individual vortex manipulation and stick-slip motion in periodic pinning arrays
  • Huba Peter (Babes-Bolyai University)
    • Crossover from clogging to jamming behavior in heterogeneous environments
  • Joshua Thibault (West Virginia University)
    • Laning and clustering transitions in driven binary active matter systems
• 2016
  • Xiaoyu Ma (Notre Dame)
    • Reversible vector ratchets for skyrmion systems
  • Hong Nguyen (University of South Florida)
    • Clogging and jamming transitions in periodic obstacle arrays
  • Csanad Sandor (Babes-Bolyai University)
    • Collective transport for active matter run and tumble disk systems on a traveling wave substrate
    • Dynamic phases of active matter systems with quenched disorder
    • Dewetting and spreading transitions for active matter on random pinning substrates.
• 2012-2014 (Thesis students)
  • Danielle McDermott (Notre Dame; now faculty at Pacific University)
    
    • Domain and stripe formation between hexagonal and square ordered fillings of colloidal particles on periodic pinning substrates.
    • Dynamic regimes for driven colloidal particles on a periodic substrate at commensurate and incommensurate fillings.
    • Stripe systems with competing interactions on quasi-one dimensional periodic substrates.
  • Dipanjan Ray (Notre Dame; became LANL postdoc)
    
    • Strongly enhanced superconducting vortex pinning by conformal crystal arrays.
    • Comparing the dynamics of skyrmions and superconducting vortices.
    • Vortex transport and pinning in conformal pinning arrays.
    • Vortex states in Archimedean tiling pinning arrays.
    • Casimir effect in active matter systems.
• 2012 Computational Physics Student Summer Workshop
  • Jeff Amelang (Caltech Mech. Eng.)
    
    • Domain and stripe formation between hexagonal and square ordered fillings of colloidal particles on periodic pinning substrates.
    • Dynamic regimes for driven colloidal particles on a periodic substrate at commensurate and incommensurate fillings.
• 2010
  • Christian Vaca (UCLA)
    
    • Vortex nanorheology.
• 2009
  • Lena Lopatina (Kent State University; became LANL postdoc)
    
    • Jamming in granular polymers.
• 2008
  • Patrick Johnson (Washington University St. Louis)
    
    • Diverging length scales at jamming transitions.
• 2007
  • N. Robert Hayre (University of California - Davis)
    
    • Prions and pattern forming systems.
  • Mew-Bing Wan (Washington University St. Louis; now at Asia-Pacific Center for Theoretical Physics, South Korea)
    
    • Rectification of swimming bacteria and self driven particle systems by arrays of asymmetric barriers.
• 2006
  • Jeff Drocco (Princeton; became LANL postdoc; now LLNL staff)
    
    • Attractors in Boolean models for genetic regulatory networks.
      
    • Fluctuation Theorem in nonequilbrium systems with quenched disorder.
  • Qiming Lu (Rensselaer Polytechnic Institute; now at Fermilab)
    
    • Reversible vortex ratchet effects and ordering in superconductors with one-dimensional asymmetric potential arrays.
• 2005-2006 (Thesis student)
  • Andras Libal (Notre Dame; now faculty at Babes-Bolyai University, Romania)
    
    • Dynamics, rectification, and fractionation for colloids on flashing substrates.
      
    • Vortex configurations and dynamics in elliptical pinning sites for high matching fields.
      
    • Realizing colloidal spin ice on arrays of optical traps.
      
    • Point defect dynamics in two-dimensional colloidal crystals.
      
    • Enhancing mixing and diffusion with plastic flow.
      
• 2005
  • Jing-Xian Lin (University of California - Riverside)
    
    • Heterogeneities and topological defects in two-dimensional pinned liquids.
      
• 2003
  • Michael Mikulis (University of California - Davis)
    
    • Reentrant disordering of colloidal molecular crystals on two-dimensional periodic substrates.
      
• 2001
  • John Wambaugh (Duke University; now at National Center for Computational Toxicology)
    
    • Ratchet induced segregation of non-spherical grains.
      
  • Leonardo Viana Pereira (Universidade Federal de Pernambuco, Brazil)
    
    • Three-dimensional simulations of vortex matter.