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The SPA method depends on the short pathlength of tritium-released beta particles. For instance, the decay of a Tritium atom releases a beta particle, which is well-suited to SPA due to a very short (1.5 μm) path length through water. So, when the β-particle is within 1.5 μm of the scintillant bead, there is sufficient energy to stimulate ...
Star polygon names combine a numeral prefix, such as penta-, with the Greek suffix -gram (in this case generating the word pentagram). The prefix is normally a Greek cardinal, but synonyms using other prefixes exist. For example, a nine-pointed polygon or enneagram is also known as a nonagram, using the ordinal nona from Latin.
These templates shows a chess diagram, a graphic representation of a position in a chess game, using standardised symbols resembling the pieces of the standard Staunton chess set. The default template for a standard chess board is {{Chess diagram}}. This documentation covers all related templates.
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Dial indicator, also known as a dial test indicator, dial gauge, or probe indicator an instrument used to accurately measure small linear distances. Feeler gauge: a simple tool used to measure gap widths. Gauge block, (also known as a gage block, Johansson gauge, slip gauge, or Jo block) a precision ground and lapped length measuring standard.
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