English
Related papers

Related papers: Reaction Pathways of Water Dimer Following Single …

200 papers

Solvation of ions is ubiquitous on our planet. Solvated ions have a profound effect on the behavior of ionic solutions, which is crucial in nature and technology. Experimentally, ions have been classified into "structure makers" or…

Soft Condensed Matter · Physics 2021-07-27 Rui Shi , Anthony J. Cooper , Hajime Tanaka

The ultrafast electronic and nuclear dynamics of H2 laser-induced double ionization is studied using a time-dependent wave packet approach that goes beyond the fixed nuclei approximation. The double ionization pathways are analyzed by…

Quantum Physics · Physics 2011-11-09 Sebastien Saugout , Christian Cornaggia , Annick Suzor-Weiner , Eric Charron

We measure chemical reactions between a single trapped $^{174}$Yb$^+$ ion immersed in an ultracold bath of $^6$Li atoms containing trace amounts of Li$_2$ dimers. This produces LiYb$^+$ molecular ions that we detect via mass spectrometry.…

Atomic Physics · Physics 2022-04-07 H. Hirzler , R. S. Lous , E. Trimby , J. Pérez-Ríos , A. Safavi-Naini , R. Gerritsma

We theoretically characterize interactions, energetics, and chemical reaction paths in ionic two-body and three-body systems of alkali-metal and alkaline-earth-metal atoms in the context of modern experiments with cold hybrid ion-atom…

Atomic Physics · Physics 2021-02-16 Michał Śmiałkowski , Michał Tomza

The influences of water molecules surrounding biological molecules during irradiation with heavy particles (atoms,ions) are currently a major subject in radiation science on a molecular level. In order to elucidate the underlying complex…

Atomic and Molecular Clusters · Physics 2009-03-31 Z. P. Wang , P. M. Dinh , P. -G. Reinhard , E. Suraud , G. Bruny , C. Montano , S. Feil , S. Eden , H. Abdoul-Carime , B. Farizon , M. Farizon , S. Ouaskit , T. D. Maerk

Isotope effects in reactions between Mg+ in the 3p 2P3/2 excited state and molecular hydrogen at thermal energies are studied through single reaction events. From only ~250 reactions with HD, the branching ratio between formation of MgD+…

Atomic Physics · Physics 2008-08-05 Peter F. Staanum , Klaus Hoejbjerre , Roland Wester , Michael Drewsen

(Abridged) Water is a key tracer of dynamics and chemistry in low-mass protostars, but spectrally resolved observations have so far been limited in sensitivity and angular resolution. In this first systematic survey of spectrally resolved…

The solvation structures and ion dynamics of CaCl$_2$ aqueous electrolytes have been investigated using ab initio molecular dynamics simulations and molecular dynamics simulations with deep learning potentials. We found multiple solvation…

Chemical Physics · Physics 2023-07-20 Zhou Yu , Lei Cheng

Atomic hydrogen loss at the top of HD 209458b's atmosphere has been recently detected Vidal-Madjar et al. 2003. We have developed a 1-dimensional model to study the chemistry in the upper atmosphere of this extrasolar "hot jupiter". The 3…

Astrophysics · Physics 2009-11-10 Mao-Chang Liang , Christopher D. Parkinson , Anthony Y. -T. Lee , Yuk L. Yung

Recent reports on the production of hydrogen peroxide (H$_2$O$_2$) on the surface of condensed water microdroplets without the addition of catalysts or additives have sparked significant interest. The underlying mechanism is speculated to…

Soft Condensed Matter · Physics 2021-09-08 Nayara H. Musskopf , Adair Gallo , Peng Zhang , Jeferson Petry , Himanshu Mishra

Roaming reactions involving a neutral fragment of a molecule that transiently wanders around another fragment before forming a new bond are intriguing and peculiar pathways for molecular rearrangement. Such reactions can occur for example…

Fundamental inorganic chemistry shows that increasing concentrations of atmospheric CO2 will have no harmful effect on organisms that live in the natural waters of the Earths, and may well benefit them. Alkalinity and dissolved CO2 give…

Atmospheric and Oceanic Physics · Physics 2026-05-13 W. A. van Wijngaarden , P. Ridd , M. Cornell , W. Happer

It has been reported that damage of genome in a living cell by ionizing radiation is about one-third direct and two-thirds indirect. The former which has been introduced in our last paper, concerns direct energy deposition and ionizing…

Biological Physics · Physics 2010-04-27 Wei Wang , Zengliang Yu , Wenhui Su

Water is one of the most abundant substances on Earth, and ice, i.e., solid water, has more than 18 known phases. Normally ice in nature exists only as Ice Ih, Ice Ic, or a stacking disordered mixture of both. Although many theoretical…

Statistical Mechanics · Physics 2022-09-19 Maodong Li , Jun Zhang , Niu Haiyang , Yao Kun Lei , Xu Han , Lijiang Yang , Zhiqiang Ye , Yi Isaac Yang , Yi Qin Gao

In this perspective, we discuss a novel water-splitting scenario, namely the direct oxidation of water molecules by organic photooxidants in hydrogen-bonded chromophore-water complexes. In comparison with the established scenario of…

Chemical Physics · Physics 2022-03-15 Wolfgang Domcke , Andrzej L. Sobolewski

Trapped Be+ ions are a leading platform for quantum information science [1], but reactions with background gas species, such as H2 and H2O, result in qubit loss. Our experiment reveals that the BeOH+ ion is the final trapped ion species…

Chemical Physics · Physics 2021-11-17 Tiangang Yang , Bin Zhao , Gary K. Chen , Hua Guo , Wesley C. Campbell , Eric R. Hudson

Palladium (Pd) catalysts have been extensively studied for the direct synthesis of H2O through the hydrogen oxidation reaction at ambient conditions. This heterogeneous catalytic reaction not only holds considerable practical significance…

Materials Science · Physics 2024-04-23 Yukun Liu , Kunmo Koo , Zugang Mao , Xianbiao Fu , Xiaobing Hu , Vinayak P. Dravid

Carbon Dioxide is an important tracer of the chemistry and physics in the terrestrial planet forming zone. Using a thermo-chemical model that has been tested against the mid-infrared water emission we re-interpret the CO2 emission as…

Earth and Planetary Astrophysics · Physics 2022-07-20 Arthur D. Bosman , Edwin A. Bergin , Jenny K. Calahan , Sara E. Duval

Quantum tunneling reactions play a significant role in chemistry when classical pathways are energetically forbidden, be it in gas phase reactions, surface diffusion, or liquid phase chemistry. In general, such tunneling reactions are…

Chemical Physics · Physics 2023-03-28 Robert Wild , Markus Nötzold , Malcolm Simpson , Thuy Dung Tran , Roland Wester

High harmonic spectra show that laser-induced strong field ionization of water has a significant contribution from an inner-valence orbital. Our experiment uses the ratio of H2O and D2O high harmonic yields to isolate the characteristic…

‹ Prev 1 3 4 5 6 7 10 Next ›