atomic propulsion unit
81Stirling engine — Alpha type Stirling engine. There are two cylinders. The expansion cylinder (red) is maintained at a high temperature while the compression cylinder (blue) is cooled. The passage between the two cylinders contains the regenerator …
82Idaho National Laboratory — Coordinates: 43°32′00″N 112°56′41″W / 43.533429°N 112.94486°W / 43.533429; 112.94486 …
83Jerauld Wright — during its commissioning and fitting out period. [ Warrior among Diplomats , p. 100 101, 105 107; [http://www.history.navy.mil/danfs/s10/sequoia ii.htm USS Sequoia (AG 23)] DANFS Naval Historical Center] Bureau of OrdnanceWright developed an… …
84Industrial Review — ▪ 1994 Introduction The period since 1990 was proving a difficult time for the older industrialized economies, which had suffered from prolonged recession at home, and also for the previously centrally planned economies of Eastern Europe… …
85Area 51 — This article is about the U.S. Air Force installation in Nevada. For other uses, see Area 51 (disambiguation). Area 51 …
86literature — /lit euhr euh cheuhr, choor , li treuh /, n. 1. writings in which expression and form, in connection with ideas of permanent and universal interest, are characteristic or essential features, as poetry, novels, history, biography, and essays. 2.… …
87oxidation–reduction reaction — ▪ chemical reaction Introduction also called redox reaction any chemical reaction in which the oxidation number of a participating chemical species changes. The term covers a large and diverse body of processes. Many oxidation– reduction… …
88USS Walke (DD-723) — For other ships of the same name, see USS Walke. Career (US) …
89Nuclear weapons and Israel — Israel Nuclear program start date mid to late 1950s[1] First nuclear weapon test Unknown; possible join …
90alkali metal — Chem. any of the group of univalent metals including potassium, sodium, lithium, rubidium, cesium, and francium, whose hydroxides are alkalis. [1880 85] * * * Any of the six chemical elements in the leftmost group of the periodic table (lithium,… …
