| boron |
a trivalent metalloid element; occurs both in a hard black crystal and in the form of a yellow or brown powder
출처: wordnet.princeton.edu/perl/webwn
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| boron carbide |
a compound, B 4 C, slightly harder than silicon carbide (qv), obtained by heating boron at very high temperature to effect its union with carbon; used as a neutron absorber in nuclear reactors, and as an abrasive agent in industry and dentistry.
출처: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| boron |
(bo
출처: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| boron neutron capture therapy |
A type of radiation therapy. The patient is given an intravenous infusion containing boron which is absorbed by the tumor cells. Radiation is directed at the boron, killing the tumor cells and sparing the surrounding normal tissue.
출처: nydailynews.healthology.com/nydailynews/15836.htm
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| boron |
atomic symbol, B, boron is the 5th element in the periodic table (atomic number 5) with an atomic weight of 10.81. A group III element boron is an acceptor in silicon, ie, makes silicon P-type. Boron is the most commonly used P-type dopant and has a relatively high diffusivity compared to arsenic and antimony, common N-type dopants, and a diffusivity and similar to phosphorus, another common N-type dopant.
출처: www.icknowledge.com/glossary/b.html
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