Effect of Sodium Chloride Adsorption on the Surface Premelting of IceWe characterise the structural properties of the quasi-liquid layer (QLL) at two low-index ice surfaces in the presence of sodium chloride (Na+/Cl-) ions by molecular dynamics simulations. We…Margaret L. Berrens, Fernanda C. Bononi, Davide Donadio·May 29, 2022SaveLearn
Radium-containing molecular cations amenable for laser coolingRecently a new wave of interest to spectroscopy of radioactive compounds has raised due to successful applications of the new experimental ISOL/CRIS technique to optical spectroscopy of radium…Timur Isaev, Dmitrii Makinski, Andrei Zaitsevski·May 28, 2022SaveLearn
Exact constraints and appropriate norms in machine learned exchange-correlation functionalsMachine learning techniques have received growing attention as an alternative strategy for developing general-purpose density functional approximations, augmenting the historically successful…Kanun Pokharel, James W. Furness, Yi Yao et al.·May 27, 2022SaveLearn
Real-time equation-of-motion CC cumulant and CC Green's function simulations of photoemission spectra of water and water dimerNewly developed coupled-cluster (CC) methods enable simulations of ionization potentials and spectral functions of molecular systems in a wide range of energy scales ranging from core-binding to…Fernando D. Vila, John J. Rehr, Himadri Pathak et al.·May 27, 2022SaveLearn
The C(2)1Πu state in Rb2. Observation and deperturbationWe report a systematic study of the C(2)1Πu electronic state in rubidium dimer, observed in polarization labelling spectroscopy experiment through the C ← X1Σ+g transitions…Asen Pashov, Pawel Kowalczyk, Jacek Szczepkowski et al.·May 27, 2022SaveLearn
Combining experimental and computational methods to unravel the dynamical structure of photoelectrosynthetic interfacesAt photoelectrosynthetic interfaces, an electrochemical reaction is driven by excited charge-carriers from a semiconducting photoabsorber. Structure and composition of this interface determine both…Matthias M. May, Wolfram Jaegermann·May 27, 2022SaveLearn
3D confinement of water: H2O exhibits long-range (> 50 nm) structure while D2O does notWater is the liquid of life, thanks to its three-dimensional adaptive hydrogen (H)-bond network. Confinement of this network may lead to dramatic structural changes that influence chemical and…N. Dupertuis, O. B. Tarun, C. Lütgebaucks et al.·May 27, 2022SaveLearn
Photochemical Hydrogen Storage with Hexaazatrinaphthylene (HATNWhen irradiated with violet light, hexaazatrinaphthylene (HATN) extracts a hydrogen atom from an alcohol forming a long-living hydrogenated species. The apparent kinetic isotope effect for…Olaf Morawski, Paweł Gawryś, Jarosław Sadło et al.·May 27, 2022SaveLearn
Synthesis and Electrochemical Study of Multi-Phase, Multi-Species Ion Conductor Sodium beta"-Alumina (BASE) + 20SDC Using a Vapor-Phase ProcessThe recent emergence of multi-species multi-phase materials provides intriguing opportunities to maximize electrochemical performance in various electrochemical devices. This work summarizes the…Pooya Elahi, Jude A. Horsley, Taylor D. Sparks·May 25, 2022SaveLearn
Optimization of large determinant expansions in quantum Monte CarloWe present a new method for the optimization of large configuration interaction (CI) expansions in the quantum Monte Carlo (QMC) framework. The central idea here is to replace the non-orthogonal…Abdallah Ammar, Emmanuel Giner, Anthony Scemama·May 25, 2022SaveLearn
Intramolecular Vibrational Redistribution in Formic Acid and its Deuterated FormsThe intramolecular vibrational relaxation dynamics of formic acid and its deuterated isotopologues is simulated on the full-dimensional potential energy surface of Richter and Carbonniere [F. Richter…Antoine Aerts, Alex Brown, Fabien Gatti·May 25, 2022SaveLearn
The MC-QTAIM analysis reveals an exotic bond in the coherently quantum superposed MalonaldehydeThe proton between the two oxygen atoms of the malonaldehyde molecule experiences an effective double-well potential in which the proton wavefunction is delocalized between the two wells. Herein we…Mohammad Goli, Shant Shahbazian·May 24, 2022SaveLearn
Model of Charge Transfer Collisions Between C60 and Slow IonsA semi-classical model describing the charge transfer collisions of C60 fullerene with different slow ions has been developed to explain available experimental data. This data reveals multiple…Jonathan Smucker, Mitchell Bredice, Robin Côté et al.·May 24, 2022SaveLearn
Metabolic Reactions Studied by Zero- and Low-Field Nuclear Magnetic ResonanceState-of-the-art magnetic resonance imaging uses hyperpolarized molecules to track metabolism in vivo, but large superconducting magnets are required, and the strong magnetic fields largely preclude…James Eills, Román Picazo-Frutos, Oksana Bondar et al.·May 24, 2022SaveLearn
Laser control strategies in full dimensional funneling dynamics: The case of pyrazineMotivated by the major role funneling dynamics plays in light-harvesting processes, we built some laser control strategies inspired from basic mechanisms such as interference and kicks, and apply…Samrit Mainali, Fabien Gatti, Osman Atabek·May 24, 2022SaveLearn
Second Quantization Approach to Many-Body Dispersion InteractionsThe many-body dispersion (MBD) framework is a successful approach for modeling the long-range electronic correlation energy and optical response of systems with thousands of atoms. Inspired by field…Matteo Gori, Philip Kurian, Alexandre Tkatchenko·May 23, 2022SaveLearn
The MD17 Datasets from the Perspective of Datasets for Gas-Phase "Small" Molecule PotentialsThere has been great progress in developing methods for machine-learned potential energy surfaces. There have also been important assessments of these methods by comparing so-called learning curves…Joel M. Bowman, Chen Qu Riccardo Conte, Apurba Nandi et al.·May 23, 2022SaveLearn
A hybrid approach to basis set independent Poisson solver for an arbitrary charge distributionWe review two common numerical schemes for Coulomb potential evaluation that differ only in their radial part of the solutions in the spherical harmonic expansion (SHE). One is based on…Po-Hao Chang, Zachary Buschmann, Rajendra R. Zope·May 23, 2022SaveLearn
Unified Formulation of Phase Space Mapping Approaches for Nonadiabatic Quantum DynamicsNonadiabatic dynamical processes are one of the most important quantum mechanical phenomena in chemical, materials, biological, and environmental molecular systems, where the coupling between…Jian Liu, Xin He, Baihua Wu·May 23, 2022SaveLearn
Channel-specific core-valence projectors for determining partial Auger decay widthsAuger decay is a relaxation process of core-vacant states in atoms and molecules, in which one valence electron fills the core vacancy while a second one is emitted. These states pose a challenge to…Florian Matz, Thomas-Christian Jagau·May 23, 2022SaveLearn
Benchmarking the Semi-Stochastic CC(P;Q) Approach for Singlet-Triplet Gaps in BiradicalsWe recently proposed a semi-stochastic approach to converging high-level coupled-cluster (CC) energetics, such as those obtained in the CC calculations with singles, doubles, and triples (CCSDT), in…Arnab Chakraborty, Stephen H. Yuwono, J. Emiliano Deustua et al.·May 22, 2022SaveLearn
Contrastive Learning of Coarse-Grained Force FieldsCoarse-grained models have proven helpful for simulating complex systems over long timescales to provide molecular insights into various processes. Methodologies for systematic parameterization of…Xinqiang Ding, Bin Zhang·May 22, 2022SaveLearn
Ferrocene as an iconic redox marker: from solution chemistry to molecular electronic devicesFerrocene, since its discovery in 1951, has been extensively exploited as a redox probe in a variety of processes ranging from solution chemistry, medicinal chemistry, supramolecular chemistry,…Gargee Roy, Ritu Gupta, Satya Ranjan Sahoo et al.·May 22, 2022SaveLearn
Tracking the Electron Transfer Cascade in European Robin Cryptochrome 4 MutantsThe primary step in the elusive ability of migratory birds to sense weak Earth-strength magnetic fields is supposedly the light-induced formation of a long-lived, magnetically sensitive radical pair…Daniel Timmer, Daniel C. Lünemann, Anitta R. Thomas et al.·May 20, 2022SaveLearn
New Stable and Fast Ring-Polymer Molecular Dynamics for Calculating Bimolecular Rate Coefficients with Example of OH + CH4The accurate and efficient calculation of the rate coefficients of chemical reactions is a key issue in the research of chemical dynamics. In this work, by applying the dimension-free ultra-stable…Xiongfei Gui, Wenbin Fan, Jiace Sun et al.·May 19, 2022SaveLearn