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Reactive species in non-equilibrium atmospheric-pressure plasmas: Generation, transport, and biological effects

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TLDR
In this paper, the most important mechanisms of generation and transport of the key species in the plasmas of atmospheric-pressure plasma jets and other non-equilibrium atmospheric pressure plasms are introduced and examined from the viewpoint of their applications in plasma hygiene and medicine and other relevant fields.
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This article is published in Physics Reports.The article was published on 2016-05-04 and is currently open access. It has received 825 citations till now.

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The formation of atomic oxygen and hydrogen in atmospheric pressure plasmas containing humidity: picosecond two-photon absorption laser induced fluorescence and numerical simulations

TL;DR: In this article, the ground-state densities of key reactive species, atomic oxygen (O) and hydrogen (H), produced from admixtures of water vapour (up to 0.5%) to the helium feed gas in a radio-frequency-driven plasma at atmospheric pressure were quantified using two-photon absorption laser induced fluorescence.
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Measurement of OH(X) in the Microwave Plasma- Assisted Ignition of Methane/Air Mixture by Cavity Ringdown Spectroscopy

TL;DR: In this paper, the absolute concentration of ground state OH(X) radical at the ignition region in the microwave plasma-assisted combustion (PAC) of a premixed methane/air mixture was measured using cavity ringdown spectroscopy.
Journal ArticleDOI

Mass Spectrometry Study on Ions Generated by Low-Temperature Plasma Jet

TL;DR: In this article, the authors measured the ion densities away from the LTP jet and found that the positive ion density was higher than negative ion density, while the increasing applied voltage increased the ion density substantially.
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Estimation of Flow Channel Parameters for Flowing Gas Mixed with Air in Atmospheric-pressure Plasma Jets

TL;DR: When the working gas of an atmospheric-pressure non-equilibrium (cold) plasma flows into free space, the diameter of the resulting flow channel changes continuously as discussed by the authors, and the shape of the channel is obs...
References
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Journal ArticleDOI

Superoxide Dismutase AN ENZYMIC FUNCTION FOR ERYTHROCUPREIN (HEMOCUPREIN)

TL;DR: The demonstration that O2·- can reduce ferricytochrome c and tetranitromethane, and that superoxide dismutase, by competing for the superoxide radicals, can markedly inhibit these reactions, is demonstrated.
Journal ArticleDOI

Free Radicals in the Physiological Control of Cell Function

Wulf Dröge
TL;DR: There is growing evidence that aging involves, in addition, progressive changes in free radical-mediated regulatory processes that result in altered gene expression.
Journal ArticleDOI

Nitric Oxide and Peroxynitrite in Health and Disease

TL;DR: Current evidence indicates that most of the cytotoxicity attributed to NO is rather due to peroxynitrite, produced from the diffusion-controlled reaction between NO and another free radical, the superoxide anion, which is presented in detail in this review.
Journal ArticleDOI

Photodynamic therapy for cancer

TL;DR: PDT is being tested in the clinic for use in oncology — to treat cancers of the head and neck, brain, lung, pancreas, intraperitoneal cavity, breast, prostate and skin.
Book

Photodynamic Therapy

C.J. Gomer
TL;DR: A comprehensive review of mechanisms of subcellular and tumor localization of photosensitizing agents, as well as of molecular, cellular, and tumor responses associated with photodynamic therapy, are discussed.
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