Observation of pairwise level degeneracies and the quantum regime of the Arrhenius law in a double-well parametric oscillator

NE Frattini, RG Cortiñas, J Venkatraman, X **ao, Q Su… - Physical Review X, 2024 - APS
By applying a microwave drive to a specially designed Josephson circuit, we have realized
a double-well model system: a Kerr oscillator submitted to a squeezing force. We have …

Electron-volt neutron spectroscopy: beyond fundamental systems

C Andreani, M Krzystyniak, G Romanelli… - Advances in …, 2017 - Taylor & Francis
This work provides an up-to-date account of the use of electron-volt neutron spectroscopy in
materials research. This is a growing area of neutron science, capitalising upon the unique …

[HTML][HTML] The cold neutron chopper spectrometer at the Spallation Neutron Source—A review of the first 8 years of operation

G Ehlers, AA Podlesnyak, AI Kolesnikov - Review of Scientific …, 2016 - pubs.aip.org
The first eight years of operation of the Cold Neutron Chopper Spectrometer (CNCS) at the
Spallation Neutron Source in Oak Ridge is being reviewed. The instrument has been part of …

Quasi-one-dimensional hydrogen bonding in nanoconfined ice

P Ravindra, XR Advincula, C Schran… - Nature …, 2024 - nature.com
Abstract The Bernal-Fowler ice rules stipulate that each water molecule in an ice crystal
should form four hydrogen bonds. However, in extreme or constrained conditions, the …

Phase diagram of water confined by graphene

Z Gao, N Giovambattista, O Sahin - Scientific reports, 2018 - nature.com
The behavior of water confined at the nanoscale plays a fundamental role in biological
processes and technological applications, including protein folding, translocation of water …

Dielectric ordering of water molecules arranged in a dipolar lattice

MA Belyanchikov, M Savinov, ZV Bedran… - Nature …, 2020 - nature.com
Intermolecular hydrogen bonds impede long-range (anti-) ferroelectric order of water. We
confine H2O molecules in nanosized cages formed by ions of a dielectric crystal. Arranging …

Incipient ferroelectricity of water molecules confined to nano-channels of beryl

BP Gorshunov, VI Torgashev, ES Zhukova… - Nature …, 2016 - nature.com
Water is characterized by large molecular electric dipole moments and strong interactions
between molecules; however, hydrogen bonds screen the dipole–dipole coupling and …

Rapid thalidomide racemization is related to proton tunneling reactions via water bridges

X Yang, D Zhang, R Liu, L Wang, J Liu… - The Journal of Physical …, 2023 - ACS Publications
Quantum mechanical tunneling (QMT) can play an important role in light element-related
chemical reactions; however, its influence on racemization is not fully understood. Herein …

Influence of metal ions intercalation on the vibrational dynamics of water confined between MXene layers

NC Osti, M Naguib, K Ganeshan, YK Shin… - Physical Review …, 2017 - APS
Two-dimensional (2D) carbides and nitrides of early transition metals (MXenes) combine
high conductivity with hydrophilic surfaces, which make them promising for energy storage …

Dielectric constant of liquid water determined with neural network quantum molecular dynamics

A Krishnamoorthy, K Nomura, N Baradwaj… - Physical Review Letters, 2021 - APS
The static dielectric constant ϵ 0 and its temperature dependence for liquid water is
investigated using neural network quantum molecular dynamics (NNQMD). We compute the …