Water Radical Cations in the Gas Phase: Methods and Mechanisms of Formation, Structure and Chemical Properties

Water Radical Cations in the Gas Phase: Methods and Mechanisms of Formation, Structure and Chemical Properties

Water radical cations, (H<sub>2</sub>O)<sub>n</sub><sup>+•</sup>, are of great research interest in both fundamental and applied sciences. Fundamental studies of water radical reactions are important to better understand the mechanisms of natural processes, such a...

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Main Authors: Dongbo Mi, Konstantin Chingin
Format: Article
Language:English
Published: MDPI AG 2020-07-01
Series:Molecules
Subjects:
water radical cations
water radiolysis
ab initio dynamics
DFT calculations
ultrafast chemistry
Online Access:https://www.mdpi.com/1420-3049/25/15/3490
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spelling doaj-271e1cb29d514b5aac14112210e2149e2020-11-25T03:49:58ZengMDPI AGMolecules1420-30492020-07-01253490349010.3390/molecules25153490Water Radical Cations in the Gas Phase: Methods and Mechanisms of Formation, Structure and Chemical PropertiesDongbo Mi0Konstantin Chingin1Jiangxi Key Laboratory for Mass Spectrometry and Instrumentation, East China University of Technology, Nanchang 330013, ChinaJiangxi Key Laboratory for Mass Spectrometry and Instrumentation, East China University of Technology, Nanchang 330013, ChinaWater radical cations, (H<sub>2</sub>O)<sub>n</sub><sup>+•</sup>, are of great research interest in both fundamental and applied sciences. Fundamental studies of water radical reactions are important to better understand the mechanisms of natural processes, such as proton transfer in aqueous solutions, the formation of hydrogen bonds and DNA damage, as well as for the discovery of new gas-phase reactions and products. In applied science, the interest in water radicals is prompted by their potential in radiobiology and as a source of primary ions for selective and sensitive chemical ionization. However, in contrast to protonated water clusters, (H<sub>2</sub>O)<sub>n</sub>H<sup>+</sup>, which are relatively easy to generate and isolate in experiments, the generation and isolation of radical water clusters, (H<sub>2</sub>O)<sub>n</sub><sup>+•</sup>, is tremendously difficult due to their ultra-high reactivity. This review focuses on the current knowledge and unknowns regarding (H<sub>2</sub>O)<sub>n</sub><sup>+•</sup> species, including the methods and mechanisms of their formation, structure and chemical properties.https://www.mdpi.com/1420-3049/25/15/3490water radical cationswater radiolysisab initio dynamicsDFT calculationsultrafast chemistry
collection DOAJ
language English
format Article
sources DOAJ
author Dongbo Mi
Konstantin Chingin
spellingShingle Dongbo Mi
Konstantin Chingin
Water Radical Cations in the Gas Phase: Methods and Mechanisms of Formation, Structure and Chemical Properties
Molecules
water radical cations
water radiolysis
ab initio dynamics
DFT calculations
ultrafast chemistry
author_facet Dongbo Mi
Konstantin Chingin
author_sort Dongbo Mi
title Water Radical Cations in the Gas Phase: Methods and Mechanisms of Formation, Structure and Chemical Properties
title_short Water Radical Cations in the Gas Phase: Methods and Mechanisms of Formation, Structure and Chemical Properties
title_full Water Radical Cations in the Gas Phase: Methods and Mechanisms of Formation, Structure and Chemical Properties
title_fullStr Water Radical Cations in the Gas Phase: Methods and Mechanisms of Formation, Structure and Chemical Properties
title_full_unstemmed Water Radical Cations in the Gas Phase: Methods and Mechanisms of Formation, Structure and Chemical Properties
title_sort water radical cations in the gas phase: methods and mechanisms of formation, structure and chemical properties
publisher MDPI AG
series Molecules
issn 1420-3049
publishDate 2020-07-01
description Water radical cations, (H<sub>2</sub>O)<sub>n</sub><sup>+•</sup>, are of great research interest in both fundamental and applied sciences. Fundamental studies of water radical reactions are important to better understand the mechanisms of natural processes, such as proton transfer in aqueous solutions, the formation of hydrogen bonds and DNA damage, as well as for the discovery of new gas-phase reactions and products. In applied science, the interest in water radicals is prompted by their potential in radiobiology and as a source of primary ions for selective and sensitive chemical ionization. However, in contrast to protonated water clusters, (H<sub>2</sub>O)<sub>n</sub>H<sup>+</sup>, which are relatively easy to generate and isolate in experiments, the generation and isolation of radical water clusters, (H<sub>2</sub>O)<sub>n</sub><sup>+•</sup>, is tremendously difficult due to their ultra-high reactivity. This review focuses on the current knowledge and unknowns regarding (H<sub>2</sub>O)<sub>n</sub><sup>+•</sup> species, including the methods and mechanisms of their formation, structure and chemical properties.
topic water radical cations
water radiolysis
ab initio dynamics
DFT calculations
ultrafast chemistry
url https://www.mdpi.com/1420-3049/25/15/3490
work_keys_str_mv AT dongbomi waterradicalcationsinthegasphasemethodsandmechanismsofformationstructureandchemicalproperties
AT konstantinchingin waterradicalcationsinthegasphasemethodsandmechanismsofformationstructureandchemicalproperties
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