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solar cell
Science; General science
A semiconductor electrical junction device which directly and efficiently absorbs the radiant energy of sunlight and converts it into electrical energy. Solar cells may be used ...
photodiode
Science; General science
A semiconductor two-terminal component with electrical characteristics that are light-sensitive. All semiconductor diodes are light-sensitive to some degree, unless enclosed in ...
sea of okhotsk
Science; General science
A semienclosed basin adjacent to the North Pacific Ocean, bounded on the north, east, and west by continental Russia, the Kamchatka Peninsula, and northern Japan (see illus. ). ...
baltic sea
Science; General science
A semienclosed brackish sea located in a humic zone, with a positive water balance relative to the adjacent ocean (the North Sea and the North Atlantic). The Baltic is connected ...
lentil
Science; General science
A semi-viny annual legume with slender tufted and branched stems 18–22 in. (46–56 cm) long. The lentil plant ( Lens esculenta ) was one of the first plants brought under ...
complement-fixation test
Science; General science
A sensitive reaction used in serology for the detection of either antigen or antibody, as in the diagnosis of many bacterial, viral, and other diseases, including syphilis. It ...
thick-film sensor
Science; General science
A sensor that is based on a thick-film circuit. Thick-film circuits are formed by the deposition of layers of special pastes onto an insulating substrate. The pastes are usually ...
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