2017
Effects of cooling rate on particle rearrangement statistics: Rapidly cooled glasses are more ductile and less reversible
Fan M, Wang M, Zhang K, Liu Y, Schroers J, Shattuck MD, O'Hern CS. Effects of cooling rate on particle rearrangement statistics: Rapidly cooled glasses are more ductile and less reversible. Physical Review E 2017, 95: 022611. PMID: 28297989, DOI: 10.1103/physreve.95.022611.Peer-Reviewed Original ResearchParticle rearrangementMechanical responseShear cyclesParticle motionDuctile glassesEnhanced ductilityEnergy lossCumulative energy lossIrreversible particle motionPlastic flowAmorphous solidsLinear regimeApplied deformationElastic responseBinary Lennard-Jones glassCooling rateDuctilityPure shearGlassLennard-Jones glassSolidsColloidal glassesDuctileMotion
2015
Onset and cessation of motion in hydrodynamically sheared granular beds
Clark AH, Shattuck MD, Ouellette NT, O'Hern CS. Onset and cessation of motion in hydrodynamically sheared granular beds. Physical Review E 2015, 92: 042202. PMID: 26565230, DOI: 10.1103/physreve.92.042202.Peer-Reviewed Original ResearchParticle Reynolds numberGranular bedReynolds numberHigh particle Reynolds numberModerate particle Reynolds numbersFlow rateWeakest-link statisticsFluid flow rateBed motionGrain-scale mechanismsStatic bedParticle inertiaFluid viscosityShields numberInertial effectsShear flowParticle motionSediment transportHydrodynamic shear flowStatic statePacking structureTransition timeMotionDynamics simulationsBed