Mass-spectrometric studies of volatile Al, Sc, Co, Y, Zr and rare-earth chelates.
Volatile Al, Sc, Co, Y, Zr and rare earth chelates mass spectrometry
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Volatile Al, Sc, Co, Y, Zr and rare earth chelates mass spectrometry
Organic matter origin in early solar system from analysis of carbonaceous choridrites by gas chromatography and mass spectrometry, stressing hydrocarbons synthesis
Aromatic carboxylic acids isolation from Colorado River Eocene formation shale, discussing gas- liquid chromatography and mass spectrometry
Vaporization of crystalline and amorphous compositions in bismuth-selenium system by laser mass spectrometry, noting various short range order structural units
High temperature mass spectrometry showing solid aluminum oxide disassociates upon vaporization, discussing Al/g/ reactions with gaseous sulphur, selenium and tellurium
Olefins of high molecular weight in microscopic algae, discussing hydrocarbon composition investigation by gas chromatography mass spectrometry
Mass spectrometry fragmentation of lignans containing tetrahydrofuran ring, noting application to molecular structure elucidation
Complex hydrocarbon mixture analysis by time of flight mass spectrometry and open tube chromatography, discussing three improvements
Copper fluoride containing no more than 50 ppm of any contaminating element was prepared by the fluorination of copper hydroxyfluoride. The impurity content was obtained by spark source mass spectrometry. High purity copper fluoride is needed as a cathode material for high energy density batteries.
Rhenium, having the second highest melting point among the metals, is used for refractory containers. Thermodynamic values for rhenium oxide is determined by mass spectrometry and X ray diffraction.
Partition coefficients between natural melts and plagioclase phenocrysts determined for rare earth elements and barium by mass spectrometry
Organic analysis of Pueblito de Allende meteorite using thin layer chromatography or combined gas chromatography and mass spectrometry
Aromatic and nonaromatic hydrocarbon fractions in terrestrial graphite, discussing classification and analysis by chromatography and mass spectrometry
Knudsen effusion and mass spectrometry studies of vaporization in yttrium dicarbide and carbon system
Hydroxy fatty acid methyl esters gas chromatography and mass spectrometry, noting trimethylsilylation usefulness for locating double bond
Well depth determination for weak intermolecular potentials based on dimerization enthalpy measurement of rare gas atoms by mass spectrometry
Trapped and cosmogenic rare gases from stepwise heated Apollo 11 lunar dust and crystalline rocks, using mass spectrometry