[HTML][HTML] Low-energy quasilocalized excitations in structural glasses

E Lerner, E Bouchbinder - The Journal of chemical physics, 2021 - pubs.aip.org
Glassy solids exhibit a wide variety of generic thermomechanical properties, ranging from
universal anomalous specific heat at cryogenic temperatures to nonlinear plastic yielding …

Low-frequency vibrational density of states of ordinary and ultra-stable glasses

D Xu, S Zhang, H Tong, L Wang, N Xu - Nature Communications, 2024 - nature.com
A remarkable feature of disordered solids distinct from crystals is the violation of the Debye
scaling law of the low-frequency vibrational density of states. Because the low-frequency …

The nature of non-phononic excitations in disordered systems

W Schirmacher, M Paoluzzi, FC Mocanu… - Nature …, 2024 - nature.com
The frequency scaling exponent of low-frequency excitations in microscopically small
glasses, which do not allow for the existence of waves (phonons), has been in the focus of …

3D printed ionogels in sensors

N Clement, B Kandasubramanian - Polymer-Plastics Technology …, 2023 - Taylor & Francis
Ionogels are a promising family of soft, conducting materials having, high ionic conductivity
and wide operating temperature. 3D printing is an enabling technology undergoing …

Density of states below the first sound mode in 3D glasses

L Wang, L Fu, Y Nie - The Journal of Chemical Physics, 2022 - pubs.aip.org
Glasses feature universally low-frequency excess vibrational modes beyond Debye
prediction, which could help rationalize, eg, the glasses' unusual temperature dependence …

Density of quasi-localized modes in athermal glasses

A Kumar, I Procaccia, M Singh - Europhysics letters, 2021 - iopscience.iop.org
Density of quasi-localized modes in athermal glasses - IOPscience This site uses cookies. By
continuing to use this site you agree to our use of cookies. To find out more, see our Privacy …

Thermoelectric performance of Zintl compound KMgBi with layered structure

A She, Y Zhao, J Ni, S Meng, Z Dai - Journal of Physics and Chemistry of …, 2023 - Elsevier
Zintl compounds are potential candidates for thermoelectric (TE) materials because of their
excellent electronic transport combined with low thermal conductivity. We have …

Predicting plasticity of amorphous solids from instantaneous normal modes

I Kriuchevskyi, TW Sirk, A Zaccone - Physical Review E, 2022 - APS
We present a mathematical description of amorphous solid deformation and plasticity by
extending the concept of instantaneous normal modes (INMs) to deformed systems, which …

Universal density of low-frequency states in silica glass at finite temperatures

R Guerra, S Bonfanti, I Procaccia, S Zapperi - Physical Review E, 2022 - APS
The theoretical understanding of the low-frequency modes in amorphous solids at finite
temperature is still incomplete. The study of the relevant modes is obscured by the dressing …

Enhanced vibrational stability in glass droplets

S Chakraborty, VV Krishnan, K Ramola… - PNAS nexus, 2023 - academic.oup.com
We show through simulations of amorphous solids prepared in open-boundary conditions
that they possess significantly fewer low-frequency vibrational modes compared to their …