Modern computational studies of the glass transition

L Berthier, DR Reichman - Nature Reviews Physics, 2023 - nature.com
The physics of the glass transition and amorphous materials continues to attract the attention
of a wide research community after decades of effort. Supercooled liquids and glasses have …

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 …

Solvable models of two-level systems coupled to itinerant electrons: Robust non-Fermi liquid and quantum critical pairing

E Tulipman, N Bashan, J Schmalian, E Berg - Physical Review B, 2024 - APS
Strange metal behavior is traditionally associated with an underlying putative quantum
critical point at zero temperature. However, in many correlated metals, eg, high-T c cuprate …

Finding defects in glasses through machine learning

S Ciarella, D Khomenko, L Berthier, FC Mocanu… - Nature …, 2023 - nature.com
Structural defects control the kinetic, thermodynamic and mechanical properties of glasses.
For instance, rare quantum tunneling two-level systems (TLS) govern the physics of glasses …

Vibrations and Heat Transfer in Glasses: the role played by Disorder

A Tanguy - Comptes Rendus. Physique, 2023 - comptes-rendus.academie-sciences …
Amorphous materials are also distinguished from crystals by their thermal properties. The
structural disorder seems to be responsible both for a significant increase in heat capacity …

Characterizing the Slow Dynamics of the Swap Monte Carlo Algorithm

K Shiraishi, L Berthier - The Journal of Physical Chemistry B, 2024 - ACS Publications
The swap Monte Carlo algorithm introduces nonphysical dynamic rules to accelerate the
exploration of the configuration space of supercooled liquids. Its success raises deep …

Depletion of two-level systems in highly stable glasses with different molecular ordering

M Moratalla, M Rodríguez-López… - Communications …, 2023 - nature.com
Recent findings of structural glasses with extremely high kinetic and thermodynamic stability
have attracted much attention. The question has been raised as to whether the well-known …

Two-level systems and harmonic excitations in a mean-field anharmonic quantum glass

T Maimbourg - Physical Review B, 2024 - APS
Structural glasses display at low temperature a set of anomalies in thermodynamic
observables. A prominent example is the linear-in-temperature scaling of the specific heat …

[PDF][PDF] Nature Communications in print

W Schirmacher, M Paoluzzi, FC Mocanu, D Khomenko… - staff.uni-mainz.de
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 …