Zobrazeno 1 - 8
of 8
pro vyhledávání: '"J. W. Smits"'
Autor:
Mahaly Randrianavony, J-C. Trouiller, John Lovell, A.E. Ferreira, B.I. Anderson, J-W. Smits, D.J. Pittman, Dominique Benimeli, M-T. Gounot, Dylan Davies, Ollivier Faivre, Bronislaw Seeman
Publikováno v:
SPE Formation Evaluation. 9:165-174
Summary We describe a new-generation laterolog tool, the azimuthal resistivity imager (ARI). The tool makes deep azimuthal resistivity measurements around the borehole with higher vertical resolution than the Dual Laterolog (DLL). Twelve azimuthal el
Autor:
J. W. Smits, D. Hoyle, I. Dubourg, Vincent Tourillon, J.-C. Trouiller, O. Faivre, D. Benimeli, B. I. Anderson
Publikováno v:
All Days.
Abstract A new resistivity logging tool is described that improves the efficiency of drilling and logging operations by halving the length of traditional Dual Laterolog arrays to 16 ft. The reduced length and weight of the monolithic sonde lead to fa
Publikováno v:
Journal of Applied Physics. 57:1282-1290
The ferromagnetic resonance spectrum of a layered magnetic thin film is expected to show a number of standing spin‐wave resonances with a wavelength that matches the thickness of the film. For the case of perpendicular resonance such spectra were c
Publikováno v:
Il Nuovo Cimento A. 39:171-182
Measurements of (p, α) reactions were extended to light and medium-mass nuclei, in order to study the precompound emission of α-particles and to extract the α preformation coefficients in this mass range. The calculations were made also by taking
Autor:
J. W. Smits
Publikováno v:
Journal of Vacuum Science and Technology. 19:704-708
Composition control in ion beam sputtering of thin films can be achieved by electrostatic deflection of a focused ion beam. The necessary adaptation of a multi‐aperture ion source consists in using a spherically dished screen grid and an accelerato
Autor:
J. W. Smits, W. H. de Roode
Publikováno v:
Journal of Applied Physics. 52:3969-3973
A method has been developed for determining the stress profiles of neon‐implanted garnet layers. This determination is done nondestructively by computer simulation of rocking curves observed in x‐ray double‐crystal diffraction. The method has b
Publikováno v:
Journal of Magnetism and Magnetic Materials. 35:89-92
Magnetic thin films of Ni 79 Fe 21 (permalloy) alternated with Cu were prepared by ion beam sputtering. Electrostatic deflection of the Ar + beam between two targets yields a layered structure. This is evidenced from the X-ray diffractograms which sh
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