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Related papers: Predissociation dynamics of lithium iodide

200 papers

We present theoretical and experimental studies of superconductivity and low temperature structural phase boundaries in lithium. We mapped the structural phase diagram of 6Li and 7Li under hydrostatic conditions between 5 top 55GPa and…

We report on the first observation of the photofragmentation dynamics of SF$_2^+$. With the aid of state-of-the-art ab initio calculations on the low-lying excited cationic states of SF$_2^+$ performed by Lee et al. [J. Chem. Phys. 125,…

Chemical Physics · Physics 2009-11-13 Qun Zhang , Rui Mao , Yang Chen

Here, using unique in-situ liquid secondary ion mass spectroscopy on isotope-labelled solid-electrolyte-interphase (SEI), assisted by cryogenic transmission electron microscopy and constrained ab initio molecular dynamics simulation, for…

The predissociation dynamics of the vibrationless level of the first Rydberg state 6s (B 2E) state of CH3I has been studied by femtosecond-resolved velocity map imaging of both the CH3 and I photofragments. The kinetic energy distributions…

Atomic and Molecular Clusters · Physics 2017-09-13 Nicolas Thiré , Raluca Cireasa , David Staedter , Steven Pratt , Valerie Blanchet

It has been known that electronic conical intersections in a molecular system can also be created by laser light even in diatomics. The direct consequence of these light-induced degeneracies is the appearance of a strong mixing between the…

Chemical Physics · Physics 2024-01-30 Otabek Umarov , András Csehi , Péter Badankó , Gábor J. Halász , Ágnes Vibók

We model the disassembly of an excited nuclear system formed as a result of a heavy ion collision. We find that, as the beam energy in central collisions in varied, the dissociating system crosses a liquid-gas coexistence curve, resulting…

Nuclear Theory · Physics 2009-10-30 J. Pan , S. Das Gupta , M. Grant

Complete dissociation dynamics of low energy electron attachment to ammonia molecule has been studied using velocity slice imaging (VSI) spectrometer. One low energy resonant peak around 5.5 eV and a broad resonance around 10.5 eV incident…

Atomic and Molecular Clusters · Physics 2019-09-11 Dipayan Chakraborty , Aranya Giri , Dhananjay Nandi

The effect of the curvature of bilayer graphene on the interlayer diffusion of Li atoms is investigated using molecular dynamics simulations. A spectacular enhancement of the diffusion constant parallel to the folding axis is found. The…

Materials Science · Physics 2020-08-12 Ruslan Yamaletdinov , Yuriy Pershin

The use of solid-state electrolytes to provide safer, next-generation rechargeable batteries is becoming more feasible as new materials with greater stability and higher ionic diffusion coefficients are designed. However, accurate…

Materials Science · Physics 2021-01-08 Ardeshir Baktash , James C. Reid , Tanglaw Roman , Debra J. Searles

The desorption of excited rubidium (Rb) atoms off the surface of helium (He) nanodroplets is studied in detail using femtosecond time-resolved photoion and photoelectron imaging spectroscopy in combination with quantum wave packet…

Atomic and Molecular Clusters · Physics 2018-10-17 N. V. Dozmorov , J. von Vangerow , J. A. M. Fordyce , F. Stienkemeier , A. V. Baklanov , M. Mudrich

Hydrogen and lithium, along with their compounds, are crucial materials for nuclear fusion research. High-pressure studies have revealed intricate structural transitions in all these materials. However, research on lithium hydrides beyond…

Materials Science · Physics 2024-02-27 Fude Li , Hao Wang , Jinlong Li , Hua Y. Geng

We present a combined ion imaging and density functional theory study of the dynamics of the desorption process of rubidium and cesium atoms off the surface of helium nanodroplets upon excitation of the perturbed $6s$ and $7s$ states,…

Atomic and Molecular Clusters · Physics 2015-03-03 J. von Vangerow , A. Sieg , F. Stienkemeier , M. Mudrich , A. Leal , D. Mateo , A. Hernando , M. Barranco , M. Pi

Highly excited states of rubidium (Rb) atoms attached to helium (He) nanodroplets are studied by two-photon ionization spectroscopy in combination with electron and ion imaging. Photoion spectra and angular distributions are in good…

Atomic and Molecular Clusters · Physics 2017-08-23 L. Fechner , B. Gruener , A. Sieg , C. Callegari , F. Ancilotto , F. Stienkemeier , M. Mudrich

We present a mechanistic theory for predicting void evolution in the Li metal electrode during the charge and discharge of all-solid-state battery cells. A phase field formulation is developed to model vacancy annihilation and nucleation,…

Materials Science · Physics 2022-08-31 Y. Zhao , R. Wang , E. Martínez-Pañeda

It has been shown recently that the overpotential originating from ionic conduction of alkali-ions through the inner dense solid-electrolyte interphase (SEI) is strongly non-linear. An empirical equation was proposed to merge the measured…

Applied Physics · Physics 2018-01-31 Michael Hess

Under pressure, metals exhibit increasingly shorter interatomic distances. Intuitively, this response is expected to be accompanied by an increase in the widths of the valence and conduction bands and hence a more pronounced…

Materials Science · Physics 2017-10-16 Y. Ma , M. I. Eremets , A. R. Oganov , Y. Xie , I. Trojan , S. Medvedev , A. O. Lyakhov , M. Valle , V. Prakapenka

In this study we have studied the initial stage of the nanosecond-pulsed discharge development in liquid phase. Modeling predicts that in the case of fast rising strong nonhomogeneous electric fields in the vicinity of high voltage pin…

The liquid crystalline 11OS5 compound, forming the nematic phase and a few smectic phases, is investigated by broadband dielectric spectroscopy and infra-red spectroscopy. The dielectric relaxation times, ionic conductivity, and positions…

The complexity of ultrafast molecular photoionization presents an obstacle to the modelling of pump-probe experiments. Here, a simple optimized model of atomic rubidium is combined with a molecular dynamics model to predict quantitatively…

Atomic Physics · Physics 2013-05-29 Hugo E. L. Martay , David J. McCabe , Duncan G. England , Ian A. Walmsley

Ultrahigh rate performance of active particles used in lithium-ion battery electrodes has been revealed by single-particle measurements, which indicates a huge potential for developing high-power batteries. However, the charging/discharging…

Chemical Physics · Physics 2022-07-25 Ruoyu Xiong , Mengyuan Zhou , Longhui Li , Jia Xu , Maoyuan Li , Bo Yan , Dequn Li , Yun Zhang , Huamin Zhou