Optical emission spectroscopy in low-temperature plasmas containing argon and nitrogen: determination of the electron temperature and density by the line-ratio …

XM Zhu, YK Pu - Journal of Physics D: Applied Physics, 2010 - iopscience.iop.org
This article reviews a variety of methods to obtain the electron temperature and density by
the emission line ratios for low-temperature plasmas containing argon or nitrogen gas …

Using “tender” X-ray ambient pressure X-ray photoelectron spectroscopy as a direct probe of solid-liquid interface

S Axnanda, EJ Crumlin, B Mao, S Rani, R Chang… - Scientific reports, 2015 - nature.com
We report a new method to probe the solid-liquid interface through the use of a thin liquid
layer on a solid surface. An ambient pressure XPS (AP-XPS) endstation that is capable of …

Kinetic modelling for an atmospheric pressure argon plasma jet in humid air

W Van Gaens, A Bogaerts - Journal of Physics D: Applied Physics, 2013 - iopscience.iop.org
A zero-dimensional, semi-empirical model is used to describe the plasma chemistry in an
argon plasma jet flowing into humid air, mimicking the experimental conditions of a setup …

Energy deposition and primary chemical products in Titan's upper atmosphere

P Lavvas, M Galand, RV Yelle, AN Heays, BR Lewis… - Icarus, 2011 - Elsevier
Cassini results indicate that solar photons dominate energy deposition in Titan's upper
atmosphere. These dissociate and ionize nitrogen and methane and drive the subsequent …

Fluorescence and lasing of neutral nitrogen molecules inside femtosecond laser filaments in air: mechanism and applications

H Mei, H Jiang, A Houard, V Tikhonchuk… - Physical Chemistry …, 2024 - pubs.rsc.org
High power femtosecond laser pulses launched in air undergo nonlinear filamentary
propagation, featuring a bright and thin plasma channel in air with its length much longer …

Measurement of radiative non-equilibrium for air shocks between 7-9 km/s

BA Cruden, AM Brandis - 47th AIAA Thermophysics Conference, 2017 - arc.aiaa.org
The present paper describes a recent characterization of thermochemical nonequilibrium for
shock speeds between 7 and 9 km/s in the NASA Ames Electric Arc Shock Tube (EAST) …

Backward Lasing of Air plasma pumped by Circularly polarized femtosecond pulses for the saKe of remote sensing (BLACK)

P Ding, S Mitryukovskiy, A Houard, E Oliva… - Optics …, 2014 - opg.optica.org
Recently, S. Mitryukovskiy et al. presented experimental evidence showing that backward
Amplified Spontaneous Emission (ASE) at 337 nm can be obtained from plasma filaments in …

An experimental and theoretical investigation of HCN production in the Hadean Earth atmosphere

BKD Pearce, C He, SM Horst - ACS Earth and Space Chemistry, 2022 - ACS Publications
A critical early stage for the origin of life on Earth may have involved the production of
hydrogen cyanide (HCN) in a reducing, predominantly H2 atmosphere. HCN is crucial for …

Remotely induced atmospheric lasing

P Sprangle, J Peñano, B Hafizi, D Gordon… - Applied Physics …, 2011 - pubs.aip.org
We propose and analyze a remote atmospheric lasing configuration which utilizes a
combination of an ultrashort pulse laser to form a plasma filament (seed electrons) by …

Fundamental studies of an atmospheric-pressure microwave plasma sustained in nitrogen for atomic emission spectrometry

N Chalyavi, PS Doidge, RJS Morrison… - Journal of Analytical …, 2017 - pubs.rsc.org
We report the results of fundamental studies of an atmospheric-pressure microwave plasma
sustained in nitrogen. Plasma composition was modelled using chemical equilibrium …