molecular beam


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molecular beam

[mə′lek·yə·lər ′bēm]
(physics)
A beam of neutral molecules whose directions of motion lie within a very small solid angle.
References in periodicals archive ?
Purchase, delivery and installation of a molecular beam epitaxy (mbe) module with cluster integration.
Forchel, "Growth of self-organized GaSb islands on a GaAs surface by molecular beam epitaxy," Journal of Applied Physics, vol.
Georgakilas, "The role of nucleation temperature in In-face InN-on-GaN(0001) growth by plasma-assisted molecular beam epitaxy," Superlattices and Microstructures, vol.
In this work, we report on the preparation and characterization of [beta]-phase [Ga.sub.2][O.sub.3] thin films grown by plasma-assisted molecular beam epitaxy (PAMBE) at various growth conditions.
Shen et al., "Molecular beam epitaxy of GaSb on GaAs substrates with AlSb/GaSb compound buffer layers," Thin Solid Films, vol.
Chen et al., "Line defects of M-plane GaN grown on [gamma]-LiAl[O.sub.2] by plasma-assisted molecular beam epitaxy," Applied Physics Letters, vol.
Rabi invented the atomic and molecular beam resonance method of observing atomic spectra in 1937, groundbreaking work for which he would receive the Nobel Prize in physics in 1944.
In this ultracold molecular beam, helium molecules with two, three or more helium atoms are formed.
The plasma is sampled from atmospheric pressure through orifices separating three sequential stages of high pumping speed pressure reduction, forming the extracted sample into a molecular beam for undisturbed high-integrity transfer of the reactive gas-phase species through to the integrated mass spectrometer.
At the heart of this research endeavour is a $5 million instrument from Germany-based Omicron NanoTechnology, which employs molecular beam epitaxy and sputtering to deposit these materials with the necessary precision.
Molecular beam epitaxy; from research to mass production.
In order to investigate O([sup.1][D.sub.2]) reaction with methane in greater detail, we constructed a crossed molecular beam apparatus with two-dimensional ion imaging, as schematically shown in Fig.

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