Zobrazeno 1 - 10
of 15
pro vyhledávání: '"A. J. Abu El-Haija"'
Autor:
A. J. Abu El-Haija, W. Larry Freeman
Publikováno v:
Physica B: Condensed Matter. 339:221-227
This is an analytic derivation of the characteristic matrix of the interfacial layer in a bilayer superlattice using the characteristic matrix technique. The derivation applies for near-normal incidence spectroscopy and presents the interfacial layer
Autor:
A. J. Abu El-Haija
Publikováno v:
Journal of Applied Physics. 93:2590-2594
This article presents a derivation of the effective optical constants of a bilayer using the characteristic matrix technique. The derivation is simple, and in essence, adds an extra step to an approximate treatment of near-normal incidence spectrosco
Autor:
M. Al-Share, A. J. Abu El-Haija
Publikováno v:
Physica B: Condensed Matter. 315:157-163
The I–V characteristics of ultrathin Ag–SiO multilayer structures having identity periods of ∼109 A is measured under the influence of a variable voltage across the samples and under a variation of temperature in the temperature range 300–35
Publikováno v:
physica status solidi (a). 168:505-517
Several optical properties of thin bismuth films of 100, 150, 200, 250, and 350 A thicknesses and thin bismuth-copper bilayer systems, each of which is composed of the previous Bi films as an underlayer and a thin copper coating of 50 A thickness as
Autor:
A. J. Abu El-Haija
Publikováno v:
physica status solidi (a). 165:409-416
The electrical sheet resistance of antimony thin films was measured using a Miller sweep unit. The films thicknesses were 34, 55, 71, 95, 115, 163, 195, 252, 300, and 351 A and were prepared under a pressure of about 7.98 x 10 -3 Pa. All films experi
Autor:
A. H. Madjid, A. J. Abu El-Haija
Publikováno v:
Applied optics. 19(15)
In this study, the theory of very thin, nonideal multilayer stacks is developed, and the computed wavelength variation of the transmissivity and reflectivity is compared with that measured on experimentally prepared silver-silicon monoxide layer stac
Autor:
N. S. Saleh, A J Abu El-Haija
Publikováno v:
Journal of Physics B: Atomic, Molecular and Optical Physics. 21:3077-3081
Kalpha 2 and Kbeta 2 X-ray fluorescence cross sections have been theoretically calculated for ten elements with 73
Publikováno v:
Physica Status Solidi (a). 107:253-260
The ion-beam mixing of Cu thin films evaporated on silicon is investigated by measuring continuously the electrical resistivity of the samples during Kr ion irradiation. Rutherford backscattering spectra with 2.0 MeV He ions are measured after beam i
Autor:
Jamil M. Khalifeh, A. J. Abu El-Haija, D.-E. Arafah, Marwan R Kamal, N. A. Halim, N. S. Saleh, K. A. Al-Saleh
Publikováno v:
Materials Science and Engineering. 95:267-271
Proton-induced X-ray emission and X-ray fluorescence have been used as a combined non-destructive nuclear technique for quantitative analysis of Jordanian stainless steel 300 series type. An attempt was made to clarify and resolve severe problems inh
Publikováno v:
International Journal of Radiation Applications and Instrumentation. Part A. Applied Radiation and Isotopes. 39:1213-1217
The L-shell x-ray intensity ratios I(Lβ)/I(Lα) and I(Lγ)/I(Lα) for elements with 73 ⩾ Z ⩽ 83 have been measured at photon incident energies of 17.8, 25.8 and 46.9 keV. The emitted x-rays were measured with a Si(Li) detector system. The result