efficient radiation-chemical yield
91Europe, history of — Introduction history of European peoples and cultures from prehistoric times to the present. Europe is a more ambiguous term than most geographic expressions. Its etymology is doubtful, as is the physical extent of the area it designates.… …
92Nuclear fusion — Nuclear physics Radioactive decay Nuclear fission Nuclear fusion Classical dec …
93Sun — This article is about the star. For other uses, see Sun (disambiguation). The Sun …
94Directed-energy weapon — This article is about practical experiments with energy weapons. For fictional uses, see raygun. Humvee with Active Denial System mounted A directed energy weapon (DEW) emits energy in an aimed direction without the means of a projectile. It… …
95Scintillator — Scintillation crystal surrounded by various scintillation detector assemblies …
96nuclear reactor — Physics. reactor (def. 4). Also called nuclear pile. [1940 45] * * * Device that can initiate and control a self sustaining series of nuclear fission reactions. Neutrons released in one fission reaction may strike other heavy nuclei, causing them …
97climate change — Introduction periodic modification of Earth s climate brought about as a result of changes in the atmosphere as well as interactions between the atmosphere and various other geologic, chemical, biological, and geographic factors within the Earth …
98Climate change mitigation — Fossil fuel related CO2 emissions compared to five of IPCC s emissions scenarios. The dips are related to global recessions. Data from IPCC SRES scenarios; …
99Индуцированные стволовые клетки — Индуцированные стволовые клетки  cтволовые клетки, полученные из каких либо иных (cоматических, репродуктивных или плюрипотентных) клеток путем эпигенетического перепрограммирования. В зависимости от степени дедифференцировки клетки при… …
100Star — For other uses, see Star (disambiguation) …
