thermo-electric cell
31Antoine-Cesar Becquerel — Antoine César Becquerel † Catholic Encyclopedia ► Antoine César Becquerel French physicist, b. at Chatillon sur Loing (Loiret), 7 March, 1788; d. at Paris, 18 January, 1878. In 1806 he entered the Polytechnic School after having… …
32Polyphenyl ether — Phenyl ether polymers are a class of polymers that contain a phenoxy and or a thiophenoxy group as the repeating group. Commercial phenyl ether polymers belong to two chemical classes: polyphenyl ethers, or PPEs, and polyphenylene oxides, or PPOs …
33Ferromagnetism — Not to be confused with Ferrimagnetism; for an overview see Magnetism A magnet made of alnico, an iron alloy. Ferromagnetism is the physical theory which explains how materials become magnets. Ferromagnetism is the basic mechanism by which… …
34SDS-PAGE — PAGE redirects here. For other uses, see Page (disambiguation). Picture of an SDS PAGE. The molecular marker is in the left lane SDS PAGE, sodium dodecyl sulfate polyacrylamide gel electrophoresis, describes a collection of related techniques… …
35Hot air balloon — This article is about hot air balloons themselves. For the associated activity, see hot air ballooning. For the rock opera, see Hot Air Balloon (rock opera). For the song, see Hot Air Balloon (song). Hot air balloon in flight …
36Gas chromatography-mass spectrometry — (GC MS) is a method that combines the features of gas liquid chromatography and mass spectrometry to identify different substances within a test sample. Applications of GC MS include drug detection, fire investigation, environmental analysis,… …
37Greater Boston — Boston–Cambridge–Quincy Common name: Greater Boston Largest city Boston Other cities …
38NASA ERAST Program — NASA s Altus II UAV developed under ERAST The Environmental Research Aircraft and Sensor Technology, or ERAST program was a NASA program to develop cost effective, slow flying unmanned aerial vehicles (UAVs) that can perform long duration science …
39Gas chromatography — A gas chromatograph with a headspace sampler Acronym GLC, GC Classification chromatography Analytes organic inorganic …
