Overcrowding induces fast colloidal solitons in a slowly rotating potential landscape

E Cereceda-López, AP Antonov, A Ryabov… - Nature …, 2023 - nature.com
Collective particle transport across periodic energy landscapes is ubiquitously present in
many condensed matter systems spanning from vortices in high-temperature …

Supersonic voidions in 2D Morse lattice

IA Shepelev, SV Dmitriev, AA Kudreyko… - Chaos, Solitons & …, 2020 - Elsevier
Dynamics of M× 1-crowdion clusters (M= 1, 2 or 3) and vacancy clusters is analyzed in 2D
triangular lattice with Morse interactions. Topological defects are created in the lattice by …

Multilayer diffraction reveals that colloidal superlattices approach the structural perfection of single crystals

S Toso, D Baranov, D Altamura, F Scattarella, J Dahl… - ACS …, 2021 - ACS Publications
Colloidal superlattices are fascinating materials made of ordered nanocrystals, yet they are
rarely called “atomically precise”. That is unsurprising, given how challenging it is to quantify …

Classifying crystals of rounded tetrahedra and determining their order parameters using dimensionality reduction

R Van Damme, GM Coli, R Van Roij, M Dijkstra - ACS nano, 2020 - ACS Publications
Using simulations we study the phase behavior of a family of hard spherotetrahedra, a
shape that interpolates between tetrahedra and spheres. We identify 13 close-packed …

Characterizing different motility-induced regimes in active matter with machine learning and noise

D McDermott, C Reichhardt, CJO Reichhardt - Physical Review E, 2023 - APS
We examine motility-induced phase separation (MIPS) in two-dimensional run-and-tumble
disk systems using both machine learning and noise fluctuation analysis. Our measures …

[HTML][HTML] Solitary cluster waves in periodic potentials: Formation, propagation, and soliton-mediated particle transport

AP Antonov, A Ryabov, P Maass - Chaos, Solitons & Fractals, 2024 - Elsevier
Transport processes in crowded periodic structures are often mediated by cooperative
movements of particles forming clusters. Recent theoretical and experimental studies of …

Mechanism of remote vacancy emergence by a supersonic crowdion cluster in a 2D Morse lattice

IA Shepelev, DV Bachurin, EA Korznikova… - Chinese Journal of …, 2021 - Elsevier
Abstract The supersonic M× N-crowdions are excited in a two-dimensional lattice by giving
sufficiently large initial velocity v to the M× N block of atoms along a close-packed direction …

Engineering and direct imaging of nanocube self-assembly pathways

Y Zhong, TC Moore, T Dwyer… - Nature Chemical …, 2024 - nature.com
Nanoparticle self-assembly offers a scalable and versatile means to fabricate next-
generation materials. The prevalence of metastable and nonequilibrium states during the …

Sculpting crystals one Burgers vector at a time: Toward colloidal lattice robot swarms

B VanSaders, SC Glotzer - Proceedings of the National …, 2021 - National Acad Sciences
Plastic deformation of crystalline materials with isotropic particle attractions proceeds by the
creation and migration of dislocations under the influence of external forces. If dislocations …

High antisite defect concentrations in hard-sphere colloidal laves phases

B van Der Meer, F Smallenburg, M Dijkstra, L Filion - Soft Matter, 2020 - pubs.rsc.org
Binary mixtures of hard spheres can spontaneously self-assemble into binary crystals.
Computer simulations have been especially useful in mapping out the phase behaviour of …