Gallium desorption during growth of (Al,Ga)As by molecular beam epitaxy

Reithmaier, J.-P.; Broom, R.F.
September 1992
Applied Physics Letters;9/7/1992, Vol. 61 Issue 10, p1222
Academic Journal
Describes gallium desorption during growth of (Al,Ga)As by molecular beam epitaxy. Description of the gallium loss rate; Dependence of Ga loss rate on the Ga coverage on the surface; Independence of desorption energy from the aluminum concentration; Increase of the Ga desorption energy.


Related Articles

  • Superthermal vibrational state distribution of CD3 thermally desorbed from GaAs(100). Xin, Q.-S.; Zhu, X.-Y. // Journal of Chemical Physics;6/1/1996, Vol. 104 Issue 21, p8829 

    Vibrational population up to v″=3 in the umbrella mode of CD3 thermally desorbed from GaAs(100) has been determined by resonance enhanced multiphoton ionization (REMPI) spectroscopy. The population ratios are superthermal. The methyl radical must desorb promptly with a transition state...

  • Calculations of trapping and desorption in heavy atom collisions with surfaces. Fan, Guoqing; Manson, J. R. // Journal of Chemical Physics;2/14/2009, Vol. 130 Issue 6, pN.PAG 

    Calculations are carried out for the scattering of heavy rare gas atoms with surfaces using a recently developed classical theory that can track particles trapped in the physisorption potential well and follow them until ultimate desorption. Comparisons are made with recent experimental data for...

  • Characterization of groundwater contaminants at Elmira, Ontario, by thermal desorption, solvent extraction GC-MS and HPLC Ritch, J. K.; Lesage, S.; Treciokas, E. J. // Water Quality Research Journal of Canada;1990, Vol. 25 Issue 3, p275 

    No abstract available.

  • Low temperature desorption applications of a direct-fired rotary kiln incinerator. Thurnau, R.C.; Manning, J.A. // Journal of the Air & Waste Management Association;Jan96, Vol. 46 Issue 1, p12 

    Presents a study regarding a low temperature desorption test which uses a pilot-scale rotary kiln incinerator to determine the treatment effectiveness of a synthetic waste stream. Replacement of a high temperature incinerator which emits dioxin and toxic metals; Parameters to be determined under...

  • Contour temperature programmed desorption for monitoring multiple chemical reaction products. Chusuei, C.C.; de la Pena, J.V.; Schreifels, J.A. // Review of Scientific Instruments;Sep99, Vol. 70 Issue 9, p3719 

    Outlines a simple method for obtaining a comprehensive overview of major compounds desorbing from the surface during temperature programmed desorption experiments. Acquisition of contour temperature programmed desorption spectra; Interaction of benzotriazole adsorbed on a Ni(111) surface.

  • Pulsed-laser induced desorption and subsequent readsorption in ambient gas. Holler, Gregor; Albrecht, Uwe; Herminghaus, Stephen; Leiderer, Paul // Applied Physics Letters;5/31/1993, Vol. 62 Issue 22, p2877 

    Investigates the phenomenon of ambient gas readsorption after pulsed-laser induced desorption. Application of thin water films; Use of Kretschmann configuration in the experiment; Presence of desorbed molecule diffusion in the ambient gas.

  • Hydrogen desorption kinetics from epitaxially grown Si(100). Greenlief, C. Michael; Liehr, Michael // Applied Physics Letters;1/31/1994, Vol. 64 Issue 5, p601 

    Examines the kinetics of hydrogen desorption from epitaxially grown silicon(100). Use of SiH[sub 4] to generate hydrogen coverage; Activation energy for hydrogen desorption; Influence of defect sites on the desorption kinetics of hydrogen.

  • Desorption of fullerene C[sub 60] from a mixture with a copolymer of trifluorochloroethylene and vinylidene fluoride. Pozdnyakov, A. O.; Ginzburg, B. M.; Pozdnyakov, O. F.; Redkov, B. P. // Technical Physics Letters;Dec97, Vol. 23 Issue 12, p951 

    Thermal desorption mass spectrometry has been used to study the desorption of fullerene C[sub 60] molecules from a mixture with a copolymer of trifluorochloroethylene and vinylidene fluoride. The temperature range of the C[sub 60] yield from the copolymer mixture is substantially lower...

  • Structural changes induced by hydrogen absorption in palladium and palladium-ruthenium alloys. Cabrera, A.L.; Morales L., Erie // Applied Physics Letters;3/6/1995, Vol. 66 Issue 10, p1216 

    Examines the structural changes in palladium (Pd) and palladium-ruthenium (Pd-Ru) alloys induced by absorption-desorption of hydrogen. Observation of hydrogen desorption rate for Pd; Desorption of hydrogen from Pd-Ru surface site; Incapability of hydrogen absorption-desorption to change foil in...

  • Low thermal budget in situ removal of oxygen and carbon on silicon for silicon epitaxy in an.... Sanganeria, Mahesh K.; Ozturk, Mehmet C. // Applied Physics Letters;3/6/1995, Vol. 66 Issue 10, p1255 

    Presents oxygen (O) and carbon (C) desorption from silicon (Si) surface. Consideration of rapid thermal chemical vapor deposition for Si epitaxy; Increase of O and C levels with Si[sub 2]H[sub 6] flow rate; Absence of SiC formation from complete hydrogen desorption.


Read the Article


Sorry, but this item is not currently available from your library.

Try another library?
Sign out of this library

Other Topics