beta decay

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Related to Electron emission: thermionic emission

beta decay

a type of radioactivity that results in the emission of beta particles, either electrons or positrons. See also beta particle.

beta decay

Low-level radioactive decay in which particles, usually an electron with an antineutrino, or less commonly a positron with an antineutrino, are emitted.
References in periodicals archive ?
THERMIONIC ENERGY CONVERSION is the process of converting heat directly to useful electrical work by the phenomenon of thermionic electron emission.
As a comparison, secondary electron emission (SEE) measurements were made on the surface of the different materials by electron spectroscopy chemical analysis (ESCA).
They speculate, for intance, that electron emission within fracturing coal masses may cause the dissociation of methane, leaving pockets of potentially explosive hydrogen gas.
Our Nano display technology incorporates a new type of low voltage color phosphors in combination with nano materials and an electron emission system utilizing nano materials to produce color video information.
Contract notice: Supply and installation of 2 electron emission electron -a trans including cryo-ultramicrotome (lot 1) and a field emission sem dual-beam system (lot 2).
She covers electron emission from a surface, emission from a Schottkey emitters, emission from the end facet, the final beam for applications, geometrical stability, and optimum operations.
The OIS is a hot cathode ion source, which means it has a filament wire that is heated to [is greater than] 1300 [degrees] C to establish an electron emission current.
A proprietary low voltage nanotube electron emission control system.
Acquisition of electronic scanning microscope in transmission of 200 kV D-STEM analytical dedicated to electron emission gun for cold cathode field, with EDS - energy dispersive X-ray spectrometry, for the Electronics Microscopy Laboratory Center Research in Ceramic Materials and Composites (CICECO) University of Aveiro.
If compatibility with a wide range of BAG designs is essential, look for a controller with user-adjustable electron emission currents and sensitivity settings, and an electron bombardment-based degas capability.
CopyTele's thin compact Flat CRT display not only preserves the desirable characteristics of CRT's, but also achieves high brightness, has a low voltage and power electron emission system, and has built-in pixel memory.