vapor+bath
71Nanotube nanomotor — A device generating linear or rotational motion using carbon nanotube(s) as the primary component, is termed a nanotube nanomotor. Nature already has some of the most efficient and powerful kinds of nanomotors. Some of these natural biological… …
72Flood geology — Part of a series on Creationism History of creationism Neo creationism …
73Vacuum distillation — At atmospheric pressure, dimethyl sulfoxide boils at 189°C. Under a vacuum, it distills off into the connected receiver at only 70°C. Vacuum distillation is a method of distillation whereby the pressure above the liquid mixture to be distilled is …
74Historia de la ciencia y la tecnología en España — Fragmento del Atlas catalán de Abraham Cresques, 1375. Historia de la ciencia y la tecnología en España es la denominación …
75Superconducting Radio Frequency — (SRF) science and technology involves the application of electrical superconductors to radio frequency devices. The ultra low electrical loss of the superconductor yields RF resonators with extremely high quality factors, or Q . For example, it… …
76Heat engine — Thermodynamics …
77Gum bichromate — is a 19th century photographic printing process based on the light sensitivity of dichromates. It is capable of rendering painterly images from photographic negatives. Gum printing is traditionally a multi layered printing process, but… …
78Six stroke engine — The term six stroke engine describes two different approaches in the internal combustion engine, developed since the 1990s, to improve its efficiency and reduce emissions:In the first approach, the engine captures the waste heat from the four… …
79Nitriding — is a heat treating process that diffuses nitrogen into the surface of a metal to create a case hardened surface. It is predominantly used on steel, but also titanium, aluminum and molybdenum. Typical applications include gears, crankshafts,… …
80Sulfuric acid — Sulfuric acid …