charge-exchange radiation
11X-ray astronomy — X rays start at 0.008 nm and extend across the electromagnetic spectrum to 8 nm, over which the Earth s atmosphere is opaque. X ray astronomy is an observational branch of astronomy which deals with the study of X ray observation and detection… …
12Electrostatics — For a less technical introduction, see Static electricity. Electromagnetism …
13String theory — This article is about the branch of theoretical physics. For other uses, see String theory (disambiguation). String theory …
14TWINS — This article is about the NASA instruments. For other uses of Twins , see Twins (disambiguation). TWINS Operator NASA Instrument Type …
15comet — cometary /kom i ter ee/, cometic /keuh met ik/, cometical, adj. cometlike, adj. /kom it/, n. Astron. a celestial body moving about the sun, usually in a highly eccentric orbit, consisting of a central mass surrounded by an envelope of dust and… …
16Oleg Firsov — Oleg Firsov, c.1940 Oleg Borisovich Firsov (Russian: Олег Борисович Фирсов, June 13 [OS May 31] 1915, Petrograd – April 2, 1998, Moscow) – was a Russian Soviet physicist theorist known for his work on atomic interaction. He was awarded the Lenin… …
17Polar wind — is the permanent outflow of ionization from the polar regions of the magnetosphere. [http://amsglossary.allenpress.com/glossary/browse?s=p p=43 AMS Glossary] ] Ionospheric Plasma SourceThe ‘ground state’ of the ionosphere consists of the baseline …
18Oreste Piccioni — (October 24, 1915 April 13, 2002) was an Italian American physicist who made important contributions to elementary particle physics during the early years of its history. He was a graduate student of Enrico Fermi at the University of Rome,… …
19Nobel Prizes — ▪ 2009 Introduction Prize for Peace The 2008 Nobel Prize for Peace was awarded to Martti Ahtisaari, former president (1994–2000) of Finland, for his work over more than 30 years in settling international disputes, many involving ethnic,… …
20Electron — For other uses, see Electron (disambiguation). Electron Experiments with a Crookes tube first demonstrated the particle nature of electrons. In this illustration, the profile of the cross shaped target is projected against the tube face at right… …
