Mostrando 841 - 860 Resultados de 1,563 Para Buscar '"astronomer"', tiempo de consulta: 0.29s Limitar resultados
  1. 841
    por Ige, Olugbenga A.
    Publicado 2020
    “…The astronomical increase in the use of social networking platforms by minors raises ethical questions in school ecologies. …”
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  2. 842
    “…Here we develop a high-resolution carbonate carbon isotope (δ(13)C(carb)) record for 3.20 million years of the Olenekian in South China that defines the astronomical time-scale for the critical interval of major evolutionary and oceanic events in the Spathian. δ(13)C(carb) documents eccentricity modulation of carbon cycling through the period and a strong obliquity signal. …”
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  3. 843
    por Roncato, Sergio
    Publicado 2019
    “…Saturn was hidden to 17th-century astronomers for half a century because their rudimentary telescopes did not reveal the pictorial clues that are fundamental for discovering such a complex perceptual organization as that formed by a globe surrounded by rings. …”
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  4. 844
  5. 845
    por Kwok, Sun
    Publicado 2012
    “…Authored by an experienced writer and a well-known researcher of stellar evolution, interstellar matter and spectroscopy, this unique treatise on the formation and observation of organic compounds in space includes a spectroscopy refresher, as well as links to geological findings and finishes with the outlook for future astronomical facilities and solar system exploration missions. …”
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  6. 846
    por Moore, Patrick, Moore, Patrick
    Publicado 2005
    “…This second edition is updated for astronomical events through until 2010.…”
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  7. 847
    por Krinov, E L, Ingerson, Earl
    Publicado 1960
    “…Meteoric bodies vary in sizes; in calculating their motion in interplanetary space, astronomers apply the laws of Kepler. In the region of…”
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  8. 848
    Publicado 2001
    “…These questions have always fascinated humanity and for more than 30 years, physicists, biologists, chemists, cosmologists and astronomers have worked tirelessly to answer these questions. …”
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  9. 849
    por Äystö, J, Dendooven, P, Jokinen, A, Leino, M
    Publicado 2003
    “…A special session is devoted to the "laboratories" for nuclear reaction naturally provided by stars and other astronomical objects. Of special interest for the experts is the last section giving an outlook on future experimental and theoretical research.…”
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  10. 850
    por Conrad, Albert R
    Publicado 2014
    “…In addition, the book also covers the analysis and archiving of astronomical data once it has been acquired. Readers will learn about existing software tools and packages, develop their own software tools, and analyze real data sets.…”
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  11. 851
    por Demianski, Marek, Ter Haar, D
    Publicado 2013
    “…Relativistic Astrophysics brings together important astronomical discoveries and the significant achievements, as well as the difficulties in the field of relativistic astrophysics. …”
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  12. 852
    por Zachar, Peter, Kendler, Kenneth S
    Publicado 2012
    “…We compare astronomers' removal of Pluto from the listing of planets and psychiatrists' removal of homosexuality from the listing of mental disorders. …”
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  13. 853
    “…If new dark sector particles, be they bosons or fermions, can coalesce into exotic compact objects (ECOs) of astronomical size, then the first evidence for such objects, and their underlying microphysical description, may arise in gravitational wave observations. …”
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  14. 854
    por Courvoisier, Thierry J -L
    Publicado 2017
    “…This includes, but is not limited to, all members of science academies. Astronomers will find specific elements to help them think about their science. …”
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  15. 855
    “…On the other hand, interestingly, the galaxy emits only 1% of the light emitted by the Milky Way. Thus, astronomers reported that Dragonfly 44 may be made almost entirely of dark matter. …”
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  16. 856
    “…Deflections of the vertical are calculated by using the difference between the attitudes with respect to the geodetic coordinates and astronomical coordinates. Moreover, an algorithm for removing the trend error of the vertical deflections is developed with the aid of Earth Gravitational Model 2008 (EGM2008). …”
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  17. 857
    por Freeman, P. E., Izbicki, R., Lee, A. B.
    Publicado 2017
    “…We base our approach on the assumption that the probability that astronomers label a galaxy (i.e. determine its spectroscopic redshift) depends only on its measured (photometric and perhaps other) properties [Formula: see text] and not on its true redshift. …”
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  18. 858
    por Letwinch, Joanne
    Publicado 1999
    “…Teach the basics of astronomical and space science using lively retellings of traditional folktales and quality children's literature. …”
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  19. 859
    por Gardner, Martin
    Publicado 2012
    “…Since the publication of Einstein's Special Theory of Relativity in 1905, the discovery of such astronomical phenomena as quasars, pulsars, and black holes - all intimately connected to relativity - has provoked a tremendous upsurge of interest in the subject. …”
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  20. 860
    “…From straightforward questions regarding the distance of stars and Galileo’s discoveries to theories on the possible expansion of the universe, this examination is sure to appeal to both amateur astronomers and space buffs. Beautifully photographed and illustrated with detailed diagrams, this is a highly authoritative and fascinating guide to one of the most exciting areas of scientific research.…”
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