piezoelectric charge
91Watch — For other uses, see Watch (disambiguation). Early wrist watch by Waltham, worn by soldiers in World War I (Deutsches Uhrenmuseum, Inv. 47 3352) A watch is a small timepiece, typically worn either on the wrist or attached on a chain and carried in …
92Smoke detector — A smoke detector is a device that detects smoke, typically as an indicator of fire. Commercial, industrial, and mass residential devices issue a signal to a fire alarm system, while household detectors, known as smoke alarms, generally issue a… …
93Nuclear fuel — Process …
94Booster (electric power) — A Booster was a motor generator (MG) set used for voltage regulation in direct current (DC) electrical power circuits. The development of alternating current and solid state devices has rendered it obsolete. Boosters were made in various… …
95niobium processing — Introduction preparation of the ore for use in various products. Niobium (Nb) has a body centred cubic (bcc) crystal structure and a melting point of 2,468° C (4,474° F). Of the refractory metals, it has the lowest density and best… …
96Список награждённых Национальной медалью науки США — Джошуа Ледерберг (справа) получает Национальную медаль науки из рук Президента США Джорджа Буша старшего Список …
97Crystallography — For the book of poetry, see Crystallography (book). A crystalline solid: atomic resolution image of strontium titanate. Brighter atoms are Sr and darker ones are Ti. Crystallography is the experimental science of the arrangement of atoms in… …
98Silicon dioxide — Silica redirects here. For other uses, see Silica (disambiguation). Silicon dioxide …
99Remote control — For other uses, see Remote control (disambiguation). A television remote control unit (RCU) A remote control is a component of an electronics device, most commonly a television set, used for operating the television device wireless …
100Abram Ioffe — Infobox Scientist name = Abram Ioffe image size = 170px caption = birth date = birth date|1880|10|29|mf=y birth place = Romny, Ukraine, Russian Empire residence = nationality = death date = death date|1960|10|14|mf=y death place = Leningrad, USSR …
