Results 211 to 220 of about 26,112 (242)
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Experimental and quantum-chemical studies on photoionization and dissociative photoionization of CH2Br2

The Journal of Chemical Physics, 2004
The dissociative photoionization of CH2Br2 in a region ∼10–24 eV was investigated with photoionization mass spectroscopy using a synchrotron radiation source. An adiabatic ionization energy of 10.25 eV determined for CH2Br2 agrees satisfactorily with predictions of 10.26 and 10.25 eV with G2 and G3 methods, respectively.
Su-Yu, Chiang   +3 more
openaire   +2 more sources

Experimental and theoretical study of the photoionization and dissociative photoionizations of dichlorodifluoromethane

International Journal of Mass Spectrometry and Ion Processes, 1997
Abstract The photoionization and dissociative photoionizations of dichlorodifluoromethane have been studied both experimentally and theoretically. In experiments, photoionization efficiency spectra for CF 2 Cl 2 + , CFCl 2 + , CF 2 Cl + , CFCl + , CF 2 + , CCl + , CF + and Cl + have been measured.
Liusi Sheng   +5 more
openaire   +1 more source

Photoionization with excitation and double photoionization of the helium isoelectronic sequence

Physical Review A, 1998
We perform a systematic study of photoionization with excitation and double photoionization of ${\mathrm{H}}^{\ensuremath{-}},$ He, and ${\mathrm{Li}}^{+}$ using the convergent close-coupling formalism. The present calculations cover the photon energy range from the double-ionization threshold to 10 keV where the results go over continuously to the ...
Anatoli S. Kheifets, Igor Bray
openaire   +1 more source

Characterization of resonances in photoionization

Journal of Electron Spectroscopy and Related Phenomena, 1983
Multiple-scattering calculations are used to characterize the au resonances in the Nz X”’ I;: and COz c”? Xi ionizations by means of radial density plots and to identify the resonant components in the corresponding continuum wavefunctions and cross-sections.
openaire   +2 more sources

A Reexamination of the Dissociative Photoionization of Isoprene

The Journal of Physical Chemistry A
We explore the ionization of isoprene and the unimolecular dissociation chemistry of its radical cation employing imaging photoelectron photoion coincidence (iPEPICO) spectroscopy. The origin band of the threshold photoelectron spectrum (TPES) indicates an ionization energy of 8.87 ± 0.01 eV in agreement with the calculated CBS-QB3 values.
Reshmi Karamel   +3 more
openaire   +2 more sources

Photoionization Cross Sections for Reaction Intermediates in Hydrocarbon Combustion

International Journal of Mass Spectrometry, 2005
Craig A. Taatjes, Terrill A Cool
exaly  

Dissociative and Double Photoionization of CO From Threshold to 90 Å

Journal of Chemical Physics, 1981
Toshio Masuoka, James A R Samson
exaly  

Multiplet‐Specific Multichannel Electron‐Correlation Effects in the Photoionization of NO

Journal of Chemical Physics, 1996
Robert R. Lucchese, Robert W Zurales
exaly  

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