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    11. http://hea-www.harvard.edu/~pgreen/educ/PIAhandout_25jan02.pdf
    ... The night a) the b) the $c) the d) the sky is relatively dark because Earth's atmosphere obscures most of the light. universe is mostly empty. ...
    [ Текст ]  Ссылки http://hea-www.harvard.edu/~pgreen/educ/PIAhandout_25jan02.pdf -- 113.2 Кб -- 25.01.2002
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    12. http://hea-www.harvard.edu/~pgreen/educ/Handout_10apr02_16pp.doc
    ... Chapter 5: A LIBRARY OF CONCEPTESTS (excerpts) The Night Sky The reason stars twinkle is because of motion a) on their surface. b) of the Earth. c) of the Solar System. $d) of gas in Earth's atmosphere. e) relative to the observer. ...
    [ Текст ]  Ссылки http://hea-www.harvard.edu/~pgreen/educ/Handout_10apr02_16pp.doc -- 240.5 Кб -- 11.04.2002
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    13. http://hea-www.harvard.edu/~pgreen/educ/Handout_10apr02_16pp.pdf
    ... Chapter 5: A LIBRARY OF CONCEPTESTS (excerpts) The Night Sky The reason stars twinkle is because of motion a) on their surface. b) of the Earth. c) of the Solar System. $d) of gas in Earth's atmosphere. e) relative to the observer. ...
    [ Текст ]  Ссылки http://hea-www.harvard.edu/~pgreen/educ/Handout_10apr02_16pp.pdf -- 241.4 Кб -- 12.04.2002
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    14. http://hea-www.harvard.edu/~bradw/cv/papers/FeCX.pdf
    ... Those ions emit X rays when they CX with neutral molecules such as H2O in comets, neutral H in the Earth's outer atmosphere, and neutral interstellar H and He within the heliosphere or astrospheres around other stars. ...
    [ Текст ]  Ссылки http://hea-www.harvard.edu/~bradw/cv/papers/FeCX.pdf -- 351.9 Кб -- 15.11.2005
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    15. http://hea-www.harvard.edu/~bradw/cv/papers/FeCX.ps.gz
    ... Those ions emit X rays when they CX with neutral molecules such as H 2 O in comets, neutral H in the Earth's outer atmosphere, and neutral interstellar H and He within the heliosphere or astrospheres around other stars. ...
    [ Текст ]  Ссылки http://hea-www.harvard.edu/~bradw/cv/papers/FeCX.ps.gz -- 395.1 Кб -- 15.11.2005
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    16. http://hea-www.harvard.edu/AstroStat/etc/scma1997_secfkf.pdf
    ... 1 Introduction Study of X-ray emission from stars and galaxies requires placing highly specialized telescopes and detectors on space-based satellites, because Xrays do not penetrate the Earth's atmosphere. ...
    [ Текст ]  Ссылки http://hea-www.harvard.edu/AstroStat/etc/scma1997_secfkf.pdf -- 227.8 Кб -- 12.09.2008
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    17. http://hea-www.harvard.edu/~jcm/asc/docs/ps/SDS01.ps
    ... Good­times are based on standard criteria used to optimize the observation for a ``typical'' observer, e.g., minimize background by avoiding solar fluorescence off the Earth's atmosphere. ...
    [ Текст ]  Ссылки http://hea-www.harvard.edu/~jcm/asc/docs/ps/SDS01.ps -- 242.9 Кб -- 03.04.1998
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    18. http://hea-www.harvard.edu/REU/reufaq.html
    ... study of exoplanets, in Laboratory Astrophysics (astro-chemistry of rare molecules in the interstellar medium and how best to detect them via radio astronomy), and in Atmospheric Science (measuring the molecular content of gases in the Earth's atmosphere ...
    [ Сохраненная копия ]  Ссылки http://hea-www.harvard.edu/REU/reufaq.html -- 94.2 Кб -- 09.04.2016
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    19. http://hea-www.harvard.edu/~bradw/cv/papers/geoCXgusts.pdf
    ... are emitted when highly charged solar wind ions such as O7+ collide with neutral gas, including the Earth's tenuous outer atmosphere (exosphere or geocorona) and hydrogen and helium from the local interstellar medium drifting through the heliosphere ...
    [ Текст ]  Ссылки http://hea-www.harvard.edu/~bradw/cv/papers/geoCXgusts.pdf -- 1594.9 Кб -- 31.10.2014
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    20. http://hea-www.harvard.edu/ChaMPlane/papers/0612-draft-xavier-magellan.pdf
    ... The strongest spectral feature at 7600 is telluric absorption by the Earth's atmosphere.. ...
    [ Текст ]  Ссылки http://hea-www.harvard.edu/ChaMPlane/papers/0612-draft-xavier-magellan.pdf -- 603.0 Кб -- 27.02.2007
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