gamma ray test
91List of civilian radiation accidents — This article lists notable civilian accidents involving radioactive materials or involving ionizing radiation from artificial sources such as x ray tubes and particle accelerators. Accidents related to nuclear power that involve fissile materials …
92NASA Education and Public Outreach Group — SSU NASA E/PO NASA’s Education and Public Outreach (E/PO) group at Sonoma State University, founded in 1999, is a provider of educational materials for students, educators, scientists, and the public. Funded by NASA, employees work together to… …
93Earth exploration — Introduction the investigation of the surface of the Earth and of its interior. By the beginning of the 20th century most of the Earth s surface had been explored, at least superficially, except for the Arctic and Antarctic regions. Today the… …
94Plasma cosmology — [ Hannes Alfvén suggested that, by scaling laboratory results by a factor of 109, he could extrapolate magnetospheric conditions. Another scaling jump of 109 was required to extrapolate to galactic conditions, and a third jump of 109 was required …
95Jeffrey A. Hoffman — Infobox Astronaut name =Jeffrey Alan Hoffman type =Astronaut nationality =American date birth =November 2, 1944 place birth =Brooklyn, New York occupation =Scientist selection =1978 NASA Group time =50d 11h 54m mission =STS 51 D, STS 35, STS 46,… …
96Stars and planetary systems in fiction — The planetary systems of stars other than the Sun and the Solar System are a staple element in much science fiction. Contents 1 Overview 1.1 The brightest stars …
97Gammaastronomie — oder Gammastrahlen Astronomie ist die Erforschung des Weltraums mittels Gammastrahlendetektoren. Aufgrund des viel höheren Energiebereichs der Gammaquanten (> 500 keV) im Vergleich zu sichtbarem Licht ( 1 Elektronenvolt) und damit einhergehend …
98High Energy Transient Explorer — (abrégé en HETE ; appelé également Explorer 79) est un satellite astronomique américain avec une participation internationale (principalement japonaise et française). L objectif principal de HETE est de réaliser la première étude… …
99Cronología de la música heavy metal — Anexo:Cronología de la música heavy metal Saltar a navegación, búsqueda Esta es una cronología de la música heavy metal, desde sus inicios a mediados de la década de los 60 hasta la actualidad. 1962 1964 1965 1966 1967 1968 1969 1970 1971 1972… …
100Nuclear fusion — Nuclear physics Radioactive decay Nuclear fission Nuclear fusion Classical dec …
