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Molecular dynamics simulations of water, liquid beryllium fluoride and silica melt are used to study the accuracy with which the entropy of ionic and molecular liquids can be estimated from atom-atom radial distribution function data. All…

Soft Condensed Matter · Physics 2009-11-13 Ruchi Sharma , Manish Agarwal , Charusita Chakravarty

Solid polymer electrolytes are considered a promising alternative to traditional liquid electrolytes in energy storage applications because of their good mechanical properties, and excellent thermal and chemical stability. A gap, however,…

Materials Science · Physics 2020-02-19 Boran Ma , Trung Dac Nguyen , Monica Olvera de la Cruz

This work constructs an advanced force field, the Completely Multipolar Model (CMM), to quantitatively reproduce each term of an energy decomposition analysis (EDA) for aqueous solvated alkali metal cations and halide anions and their ion…

Chemical Physics · Physics 2024-10-14 J. P. Heindel , L. Kim , M. Head-Gordon , T. Head-Gordon

Thin liquid films with floating active protein machines are considered. Cyclic mechanical motions within the machines, representing microscopic swimmers, lead to molecular propulsion forces applied to the air-liquid interface. We show that,…

Pattern Formation and Solitons · Physics 2015-05-13 Sergio Alonso , Alexander S. Mikhailov

Strongly interacting spins underlie many intriguing phenomena and applications ranging from magnetism to quantum information processing. Interacting spins combined with motion display exotic spin transport phenomena, such as superfluidity…

Photoionization of the rubidium (Rb) atoms cooled in a magneto-optical trap, characterized by the coexistence of the ground 5$S_{1/2}$ and the excited 5$P_{3/2}$ states, is investigated experimentally and theoretically with the 400 nm…

The remarkable single particle control of individual ions combined with the versatility of ultracold atomic gases makes hybrid ion-atom system an exciting new platform for quantum simulation of few- and many-body quantum physics. Here, we…

Quantum Gases · Physics 2022-02-09 Esben Rohan Christensen , Arturo Camacho-Guardian , Georg M. Bruun

Using collision driven discrete molecular dynamics (DMD), we investigate the thermodynamics and dynamics of systems of 500 dumbbell molecules interacting by a purely repulsive ramp-like discretized potential, consisting of $n$ steps of…

Soft Condensed Matter · Physics 2009-11-11 Paulo A. Netz , Sergey Buldyrev , Marcia C. Barbosa , H. E. Stanley

An electric charge near the surface of a topological insulator (TI) induces an image magnetic monopole. Here we study the spectra of hydrogenlike ions near the surface of a planar TI, taking into account the modifications which arise due to…

Quantum Physics · Physics 2018-03-14 A. Martín-Ruiz , L. F. Urrutia

The gating effect achieved by an ionic liquid and its electric double layer allows for charge transfer which can be an order of magnitude larger than with conventional dielectrics. However, the large charged ions also causes inevitable…

Mesoscale and Nanoscale Physics · Physics 2019-04-26 Chunhai Yin , Kumar Prateek , Wouter Gelling , Jan Aarts

It is shown that the translational degrees of freedom of a large variety of molecules, from light diatomic to heavy organic ones, can be cooled sympathetically and brought to rest (crystallized) in a linear Paul trap. The method relies on…

Quantum Physics · Physics 2009-11-10 S. Schiller , C. Laemmerzahl

Li$_{10}$Ge(PS$_6$)$_2$ (LGPS) is a highly concentrated solid electrolyte, in which Coulombic repulsion between neighboring cations is hypothesized as the underlying reason for concerted ion hopping, a mechanism common among superionic…

Materials Science · Physics 2022-11-29 Gavin Winter , Rafael Gómez-Bombarelli

Ultra-cold atom-ion mixtures are gaining increasing interest due to their potential applications in quantum chemistry, quantum computing and many-body physics. Here, we studied the dynamics of a single ground-state cooled ion during few, to…

Atomic Physics · Physics 2017-05-09 Ziv Meir , Tomas Sikorsky , Ruti Ben-shlomi , Nitzan Akerman , Yehonatan Dallal , Roee Ozeri

Among the distinctive structural features of lithium ionic liquids (LILs), a novel class of single-component electrolytes, the variation of the electron-withdrawing group stands out as a key factor in determining their dynamics. To…

Chemical Physics · Physics 2024-02-28 Volodymyr Koverga , Selvaraj S. Chandrasekaran , Anh T. Ngo

Reliable force field (FF) is a central issue in successful prediction of physical chemical properties via computer simulations.

Materials Science · Physics 2014-08-19 Iuliia V. Voroshylova , Vitaly V. Chaban

High energy particles' behavior including fusion born alpha particles in an ITER like tokamak in the presence of background driftwave turbulence is investigated by an orbit following calculation. The background turbulence is given by the…

Plasma Physics · Physics 2016-08-24 B. Huang , Y. Nishimura , C. Z. Cheng

Molten salts are important in a number of energy applications, but the fundamental mechanisms operating in ionic liquids are poorly understood, particularly at higher temperatures. This is despite their candidacy for deployment in solar…

Criticality in a fluid of dielectric constant D that exhibits Ising-type behavior is studied as additional electrostatic (i.e., ionic) interactions are turned on. An exploratory perturbative calculation is performed for small ionicity as…

Soft Condensed Matter · Physics 2009-10-31 A. G. Moreira , M. M. Telo da Gama , M. E. Fisher

We present 1X2V continuum Vlasov-Maxwell simulations of interpenetrating plasma beams with mobile ions. While the early-time evolution is similar to the stationary-ion case, the late-time dynamics are dominated by the ion-Weibel…

Plasma Physics · Physics 2026-04-28 Vivek Shrivastav , Mani K Chettri , Hemam D. Singh , Britan Singh , Rupak Mukherjee

We develop the recently proposed analytical R-matrix (ARM) method to encompass strong field ionisation by circularly polarised fields, for atoms with arbitrary binding potentials. Through ARM, the effect of the potential can now be included…

Atomic Physics · Physics 2013-08-05 Jivesh Kaushal , Olga Smirnova