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Accurate core ionization potentials and photoelectron kinetic energies for light elements

Abstract

By electron spectroscopy accurate values have been determined for the neon 1s ionization potential (870.312 +- .017 eV) and the neon Auger (/sup 1/D/sub 2/) kinetic energy (804.557 +- .017 eV). Using these together with the neon 2s ionization potential for calibration, 1s ionization potentials have been determined for CF/sub 4/ (C = 301.96, F = 695.57), CO/sub 2/ (C = 297.71, O = 541.32), N/sub 2/ (N = 409.93) and ionization potentials for Ar (2s = 326.37, 2p/sub /sup 3///sub 2// = 248.60, 2p/sub /sup 1///sub 2// = 250.70). These are known with an accuracy of 0.05 eV. The results are in good agreement with those of other measurements but have significantly smaller uncertainties. Comparison is made between experimental and theoretical ionization potentials. The value for neon is quite close to a recently reported theoretical value of 870.0 eV. The relativistic corrections for a cylindrical mirror analyzer, which are much smaller at low energies than would be expected from an approximate formula, are discussed.
Authors:
Thomas, T D; [1]  Shaw, Jr, R W
  1. Oregon State Univ., Corvallis
Publication Date:
Jan 01, 1974
Product Type:
Journal Article
Reference Number:
EDB-77-094772
Resource Relation:
Journal Name: J. Electron Spectrosc. Relat. Phenom.; (Netherlands); Journal Volume: 5
Subject:
37 INORGANIC, ORGANIC, PHYSICAL AND ANALYTICAL CHEMISTRY; ARGON; IONIZATION POTENTIAL; CARBON DIOXIDE; CARBON TETRAFLUORIDE; NEON; AUGER EFFECT; NITROGEN; ELECTRON SPECTROSCOPY; ELECTRONIC STRUCTURE; ENERGY-LEVEL TRANSITIONS; INTERNAL IONIZATION; CARBON COMPOUNDS; CARBON OXIDES; CHALCOGENIDES; CRYOGENIC FLUIDS; ELEMENTS; FLUIDS; FLUORINATED ALIPHATIC HYDROCARBONS; HALOGENATED ALIPHATIC HYDROCARBONS; IONIZATION; NONMETALS; ORGANIC COMPOUNDS; ORGANIC FLUORINE COMPOUNDS; ORGANIC HALOGEN COMPOUNDS; OXIDES; OXYGEN COMPOUNDS; RARE GASES; SPECTROSCOPY; 400201* - Chemical & Physicochemical Properties; 400104 - Spectral Procedures- (-1987); 400301 - Organic Chemistry- Chemical & Physicochemical Properties- (-1987)
OSTI ID:
7313733
Country of Origin:
Netherlands
Language:
English
Other Identifying Numbers:
Journal ID: CODEN: JESRA
Submitting Site:
TIC
Size:
Pages: 1081-1094
Announcement Date:
Jul 01, 1977

Citation Formats

Thomas, T D, and Shaw, Jr, R W. Accurate core ionization potentials and photoelectron kinetic energies for light elements. Netherlands: N. p., 1974. Web. doi:10.1016/0368-2048(74)85066-8.
Thomas, T D, & Shaw, Jr, R W. Accurate core ionization potentials and photoelectron kinetic energies for light elements. Netherlands. https://doi.org/10.1016/0368-2048(74)85066-8
Thomas, T D, and Shaw, Jr, R W. 1974. "Accurate core ionization potentials and photoelectron kinetic energies for light elements." Netherlands. https://doi.org/10.1016/0368-2048(74)85066-8.
@misc{etde_7313733,
title = {Accurate core ionization potentials and photoelectron kinetic energies for light elements}
author = {Thomas, T D, and Shaw, Jr, R W}
abstractNote = {By electron spectroscopy accurate values have been determined for the neon 1s ionization potential (870.312 +- .017 eV) and the neon Auger (/sup 1/D/sub 2/) kinetic energy (804.557 +- .017 eV). Using these together with the neon 2s ionization potential for calibration, 1s ionization potentials have been determined for CF/sub 4/ (C = 301.96, F = 695.57), CO/sub 2/ (C = 297.71, O = 541.32), N/sub 2/ (N = 409.93) and ionization potentials for Ar (2s = 326.37, 2p/sub /sup 3///sub 2// = 248.60, 2p/sub /sup 1///sub 2// = 250.70). These are known with an accuracy of 0.05 eV. The results are in good agreement with those of other measurements but have significantly smaller uncertainties. Comparison is made between experimental and theoretical ionization potentials. The value for neon is quite close to a recently reported theoretical value of 870.0 eV. The relativistic corrections for a cylindrical mirror analyzer, which are much smaller at low energies than would be expected from an approximate formula, are discussed.}
doi = {10.1016/0368-2048(74)85066-8}
journal = []
volume = {5}
journal type = {AC}
place = {Netherlands}
year = {1974}
month = {Jan}
}