Engineering the thermodynamic stability and metastability of mesophases of colloidal bipyramids through shape entropy

Y Lim, S Lee, SC Glotzer - ACS nano, 2023 - ACS Publications
We report several types of entropy-driven phase transition behaviors in hard bipyramid
systems using Monte Carlo simulations. Bipyramidal nanoparticle shapes are synthesizable …

Understanding orientational disorder in crystalline assemblies of hard convex polyhedra

S Kundu, K Chakraborty, A Das - The Journal of Chemical Physics, 2024 - pubs.aip.org
Spontaneous self-assembly of hard convex polyhedra is known to form orientationally
disordered crystalline phases, where particle orientations do not follow the same pattern as …

Diffusionless rotator–crystal transitions in colloidal truncated cubes

AK Sharma, FA Escobedo - The Journal of Chemical Physics, 2024 - pubs.aip.org
Upon osmotic compression, rotationally symmetric faceted colloidal particles can form
translationally ordered, orientationally disordered rotator mesophases. This study explores …

Tunable assembly of host–guest colloidal crystals

T Dwyer, TC Moore, JA Anderson, SC Glotzer - Soft Matter, 2023 - pubs.rsc.org
Entropy compartmentalization provides new self-assembly routes to colloidal host–guest
(HG) structures. Leveraging host particle shape to drive the assembly of HG structures has …

Soft matter crystallography—Complex, diverse, and new crystal structures in condensed materials on the mesoscale

J Dshemuchadse - Journal of Applied Physics, 2022 - pubs.aip.org
An increasing variety of crystal structures has been observed in soft condensed matter over
the past two decades, surpassing most expectations for the diversity of arrangements …

Observation of an orientational glass in a superlattice of elliptically-faceted cdse nanocrystals

AS Abbas, E Vargo, V Jamali, P Ercius, PF Pieters… - ACS …, 2022 - ACS Publications
Extensive prior work has shown that colloidal inorganic nanocrystals coated with organic
ligand shells can behave as artificial atoms and, as such, form superlattices with different …

Assembly of shape-tunable colloidal dimers in a dielectrophoretic field

F Dong, M Liu, V Grebe, MD Ward… - Chemistry of …, 2020 - ACS Publications
The shape of colloid particles plays an important role in directing the structure of their
assemblies. Anisotropic colloids can adopt more complex structures than can their spherical …

Tuning assembly structures of hard shapes in confinement via interface curvature

RS Skye, EG Teich, J Dshemuchadse - Soft Matter, 2022 - pubs.rsc.org
Assembly in confinement is a problem of great interest in colloidal structure design,
plasmonics, photonics, and industrial packaging. Along with the range of design choices …

Role of symmetry in the orientationally disordered crystals of hard convex polyhedra

S Kundu, K Chakraborty, A Das - arxiv preprint arxiv:2407.09637, 2024 - arxiv.org
The crystalline solids with lack of orientational ordering of anisotropic particles serve the
purpose of studying the disordered systems with many fundamental applications in …

A route to hierarchical assembly of colloidal diamond

Y Zhou, RK Cersonsky, SC Glotzer - Soft Matter, 2022 - pubs.rsc.org
Photonic crystals, appealing for their ability to control light, are constructed from periodic
regions of different dielectric constants. Yet, the structural holy grail in photonic materials …