Thursday, November 5, 2015

Singly Ionized Xenon

41st AIAA/ASME/SAE/ASEE Joint Propulsion Conference, 11–13 ...
However, dye lasers provide the only light source capable of singly-ionized xenon (Xe II) LIF driven by the 5d 4D 7/2 → 6p P 0 5/2 absorption at 605.1 nm. This absorption is the only Xe II transition that currently has a well-established hyperfine structure (HFS), permitting accurate ... Get Document

FMT-2 Discharge Cathode Erosion Rate Measurements Via Laser ...
FMT-2 Discharge Cathode Erosion Rate Measurements via Laser- as neutral and singly ionized xenon were interrogated. The erosion increases with both discharge current and voltage and spatially resolved measurements agree with observed erosion patterns. ... Access Doc

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Interior And Exterior Laser-Induced Fluorescence And Plasma ...
Orescence velocimetry of neutral and singly ionized xenon in the plume and interior portions of the acceleration channelofa Hallthrusterplasma dischargeoperating atpowersranging from 250 to725W.Axial ionand neutral velocity pro” les for four discharge voltage conditions(100, ... Visit Document

Solen - Wikipedia
Deriblant neon og xenon. Troen på at hele solen hadde samme sammensetning som atmosfæren, var likevel utbredt frem til 1983. I 1983 ble ... Read Article

Singly Ionized Xenon Images

Optical Emission Spectroscopy Of Plasma Formation In A Xenon ...
OPTICAL EMISSION SPECTROSCOPY OF PLASMA FORMATION IN A XENON THETA PINCH species via electrons, singly ionized, and doubly ionized xenon atoms. Endorsed by the authors of the original KCD model, xenon cross-sections for direct neutral ... Access Doc

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Multi-Photon Spectroscopy On Xenon For Application On Ion ...
On Ion Thruster Plasma Parameter Investigations: Experiment and Theory IEPC-2007-169 Presented at the 30th International Electric Propulsion Conference, Some theoretical aspects of three-photon spectroscopy with respect to singly ionized xenon ground state diagnostics are discussed. ... View Doc

Optogalvanic And Laser-induced Uorescence Spectroscopy Of The ...
We present optogalvanic and LIF measurements of Zeeman e ects on the 6s2[1=2]0 1! 6p2[3=2] 826.652 nm, 828.012 nm, and 834.682 nm) and one singly-ionized xenon ion (Xe II) transition (at 834.724 nm) are readily probed by ECDLs centered around 830 nm. ... Access Doc

40th AIAA/ASME/SAE/ASEE Joint Propulsion Conference, 12–14 ...
II. Theory In LIF, the wavelength of a narrow-linewidth tunable laser is swept through an absorption line of a plasma species, such as singly-ionized xenon (Xe II). ... Access This Document

Laser-induced Fluorescence Velocimetry Of Xe II In The 30-cm ...
II. Theory In LIF, the wavelength of a narrow-linewidth tunable laser is swept through an absorption line of a plasma species, such as singly-ionized xenon (Xe II). ... Access Full Source

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Transition Probabilities And Radiative Lifetimes For singly ...
Transition probabilities and radiative lifetimes for singly ionized xenon View the table of contents for this issue, or go to the journal homepage for more Home Search Collections Journals About Contact us My IOPscience. J. Phys. B: Atom. Molec. Phys., ... Access This Document

Laser Induced Fluorescence Characterization Of Ions Emitted ...
Laser Induced Fluorescence Characterization of Ions Emitted from Hollow Cathodes George J. Williams, Jr.*, Timothy B. Smith*, The absorbing neutral xenon, Xe I, or singly ionized xenon, Xe II, will “see” the wavelength of ... Access Full Source

Emission Cross Sections For Neutral xenon Impacted By Xe+ And ...
This thesis entitled Emission cross sections for Neutral Xenon Impacted by Xe+ and Xe2+ by Jason D. Sommerville is hereby accepted in partial fulfillment of the require- Collisions between both singly- and doubly-ionized xenon and neutral xenon have been studied. ... View This Document

Singly Ionized Xenon Photos

Diode Laser-Induced Fluorescence Of Xenon Ion Velocity ...
Sition of singly-ionized xenon (Xe II) at 834.7 nm. Ion velocity distributions deconvolved from 5d 4D 7/2 → 6p P 0 5/2 optogalvanic spectra at 605.1 nm provided the Doppler broadening function for a computational model of the 834.7 nm absorption line. ... Document Viewer

National - NASA
Singly ionized xenon and the radial magnetic field is likely near its peak value at the measurement location. However, even this simplified assessment of torque is consistent with values published by Kozubsky12 who indicated the ... Access Full Source

Correspondence 843 - California Institute Of Technology
Correspondence 843 Beam Stability in DC-Pumped Cyclotron-Synchronous Wave Amplifiers Electron beams of zero space-charge density are subject to beam expansion effects ... Fetch Here

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Double Ion Production In Argon And Xenon Ion Thrusters
Charged ions are shown to be produced in significant numbers from both the neutral and singly ionized states. JULY-AUGUST 1979 DOUBLE ION PRODUCTION IN ARGON AND XENON THRUSTER267S measured and calculated density ratio for a different thruster ... Retrieve Doc

Argon And Xenon Pulsed Theta-Pinch Plasma Via Optical ...
Argon and Xenon Pulsed Theta-Pinch Plasma via Optical Emission Spectroscopy IEPC-2013-378 Presented at the 33rd International Electric Propulsion Conference, from singly ionized xenon transitions while minimal 2nd order di raction is observed for ... Return Doc

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Xenon Clusters In Intense VUV Laser Fields
NIST-CU University of Colorado 2 “We find that, whereas Xe atoms become only singly ionized by the absorption of single photons, absorption in clusters is strongly enhanced. ... Document Viewer

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Revised Analysis Of singly Ionized Xenon, Xe II
Revised Analysis of Singly Ionized Xenon, Xe 11 603 [8]. The 4f identifications are not confirmed in the present work. On the other hand it turns out that of the levels given ... Visit Document

OPTICAL CHARACTERIZATION OF COMPONENT WEAR AND NEAR-FIELD ...
Trends in the singly-ionized xenon spectra were converted to a basic approximation of Xe II number density. Use of an onion-peeling technique yielded rough spatial resolution of the near-field plume. In particular, the technique captured changes in the ... Doc Retrieval

Xenon Clusters In Intense VUV Laser Fields
Xenon Clusters in Intense VUV Laser Fields on the other hand, became primarily singly ionized by the VUV-FEL radiation. formation of a nanoplasma: Within a few fs, each xenon atom in the cluster becomes singly ionized by one-photon absorption. While a few electrons can escape ... Get Doc


O Sol (do latim sol, solis [12]) é a estrela central do Sistema Solar. Todos os outros corpos do Sistema Solar, como planetas, planetas anões, asteroides, cometas e poeira, bem como todos os satélites associados a estes corpos, giram ao seu redor. ... Read Article

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