Zobrazeno 1 - 10
of 96
pro vyhledávání: '"M. J. Rokosz"'
Publikováno v:
Lubrication Science. 10:99-120
Publikováno v:
Journal of Materials Engineering and Performance. 6:426-432
The characterization of a modified form of diamondlike carbon, referred to as silicon-stabilized amorphous hydrogenated carbon (Si-AHC), is described. Auger electron spectroscopy, electron probe microanalysis, solid-state nuclear magnetic resonance,
Publikováno v:
Lubrication Science. 6:247-266
Investigations of the effects of nitrogen oxides (NOX) on liquid phase oxidation and inhibition have been conducted in order to develop an improved understanding of the processes by which NOx accelerates oil degradation in internal combustion engines
Publikováno v:
Applied Magnetic Resonance. 2:647-653
Carbon bonding environments in hydrogenated amorphous carbon films (a-C:H) deposited from an rf-biased methane plasma onto various substrates have been quantified by application of solid state13C NMR. A family of films were prepared by systematically
Publikováno v:
Advances in X-ray Analysis. 28:177-184
X-ray fluorescence (XRF) was required to analyze vehicle exhaust particulate samples deposited on filters to determine the trace element content of the emissions. These samples were collected as part of a study to assess the role of vehicular particu
Autor:
M. J. Rokosz, B. E. Artz
Publikováno v:
Advances in X-ray Analysis. 29:477-484
Acquisition of new x—ray fluorescence (XRF) hardware or a data reduction computer can be a particularly frustrating experience for analysts who depend upon programs not supplied by the XRF spectrometer manufacturer. Computerized data collection and
Autor:
M. J. Rokosz, B. E. Artz
Publikováno v:
Advances in X-ray Analysis. 25:81-84
Methods of correction for matrix differences are required in X-ray Fluorescence (XRF) Analysis when the overall composition of the unknowns is substantially different from the available standards. Sample preparation techniques used to minimize matrix
Publikováno v:
Polymer Engineering and Science. 29:1226-1231
Polyester blends may undergo transesterification during processing, resulting in molecular rearrangements, transient properties, and eventually, degradation. To suppress transesterifcation, the use of organophosphites has been suggested in the patent
Autor:
M. J. Rokosz, B. E. Artz
Publikováno v:
Advances in X-ray Analysis. 32:121-129
It Is not practical to connect each controllable function of a WDXRF (Wavelength Dispersive X-Ray Fluorescence) spectrometer separately to the laboratory computer. Therefore, a spectrometer controller is used to interface with the hardware control ac
Publikováno v:
Chemistry of Materials. 1:302-307