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51Comicopera — Studio album by Robert Wyatt Released October 8, 2007&# …
52Microthermal analysis — is a materials characterization technique which combines the thermal analysis principles of differential scanning calorimetry (DSC) with high spatial resolution of scanning probe microscopy. The instrument consists of a thermal probe which is… …
53Photo chemical machining — Photochemical machining (PCM) is a method of fabricating metal components using reactive etchants to corrosively oxidize selected areas of metal. Also known as photo etching or chemical etching, this process emerged in the 1960s as an offshoot of …
54THD Electronics — Infobox Company company name=THD Electronics, Ltd. company logo= company slogan= Any Tube, Any Tone, Anytime. vector logo= company type=Private genre= foundation=1986 founder=Andrew Marshall location= Seattle, Washington, USA origins= key people …
55integrated circuit — Electronics. a circuit of transistors, resistors, and capacitors constructed on a single semiconductor wafer or chip, in which the components are interconnected to perform a given function. Abbr.: IC Also called microcircuit. [1955 60] * * * ▪… …
56materials science — the study of the characteristics and uses of various materials, as glass, plastics, and metals. [1960 65] * * * Study of the properties of solid materials and how those properties are determined by the material s composition and structure, both… …
57transistor — /tran zis teuhr/, n. 1. Electronics. a semiconductor device that amplifies, oscillates, or switches the flow of current between two terminals by varying the current or voltage between one of the terminals and a third: although much smaller in… …
58Disasters — ▪ 2009 Introduction Aviation January 23, Poland. A Spanish built CASA transport plane carrying members of the Polish air force home from a conference on flight safety in Warsaw crashes near the town of Miroslawiec; all 20 aboard are killed …
59Marine non-commissioned officers' sword, 1859-present — USMC Model 1859 NCO Sword Type Sword Place of origin USA …
60Visual arts by indigenous peoples of the Americas — encompasses the visual artistic traditions of the indigenous peoples of the Americas from ancient times to the present. These include works from South America, Mesoamerica, North America including Greenland, as well as Siberian Yup ik peoples who …
