A voltage programmed oscillator for quadrupole mass spectrometers
Voltage programmed RF oscillator /VPO/ for spaceborne quadrupole mass spectrometer, describing transistorized circuitry
Engineering topics
Publications and source records attributed to Zipf, E. C..
Voltage programmed RF oscillator /VPO/ for spaceborne quadrupole mass spectrometer, describing transistorized circuitry
Calibration of vacuum ultraviolet monochromators by molecular branching-ratio technique
Nitrogen deactivation by ground state atomic oxygen resulting in metastable oxygen atom as auroral green line source
Electron impact excitation cross sections of oxygen ion first negative bands, considering relationship to oxygen ionization cross section
Auroral pulsation observed by Aerobee rocket instruments and ground multichannel photometer indicating primarily temporal fluctuation
Electron impact excitation cross section of /0,0/ first negative band of nitrogen ion from threshold to 3 keV, using photon counting techniques
Electro-optical shutter for optical pumping experiments using Kerr cell controlled by high voltage modulator
Dissociative excitation and recombination reactions of atomic oxygen by auroral electrons, related to auroral green line
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Excitation of auroral green line by dissociative recombination of oxygen molecular ions, using photometric and electron flux rocket sounding data