Mostrando 761 - 780 Resultados de 1,563 Para Buscar '"astronomer"', tiempo de consulta: 0.09s Limitar resultados
  1. 761
    por Alpigiani, Cristiano
    Publicado 2017
    “…Although the existence of Dark Matter (DM) is well established by many astronomical measurements, its nature still remains one of the unsolved puzzles of particles physics. …”
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  2. 762
    “…Astronomy and Astrophysics Abstracts, which has appeared in semi-annual volumes since 1969, is devoted to the recording, summarizing and indexing of astronomical publications throughout the world. It is prepared under the auspices of the International Astronomical Union (according to a resolution adopted at the 14th General Assembly in 1970). …”
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  3. 763
    “…This supports the hypothesis that long-period (1-2 myr) astronomically forced water mass exchange between land and ocean reservoirs is a missing link for reconciling geological records and models for sea-level change during non-glacial periods.…”
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  4. 764
    por Shen, Chao, Ma, Caiwen, Gao, Wei
    Publicado 2022
    “…To detect faint target stars of 22nd magnitude and above, an astronomical exploration project requires its space camera’s readout noise to be less than 5e(−) with long-time working stability. …”
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  5. 765
    por Harland, David M
    Publicado 2009
    “…In 'Paving the Way for Apollo 11' David Harland explains the lure of the Moon to classical philosophers, astronomers, and geologists, and how NASA set out to investigate the Moon in preparation for a manned lunar landing mission. …”
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  6. 766
    Publicado 2003
    “…"Liverpool scientists are developing a technology that will make it easier to spot near-Earth asteroids. Astronomers at John Moores University are working on computer programmes that will speed up the detection of space objects that pose a threat to our planet" (1/2 page).…”
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  7. 767
    por Charette, F
    Publicado 2003
    “…An illustrated Arabic treatise, with an English translation and detailed commentary, on the construction of over 100 various astronomical instruments, many of which are otherwise unknown to specialists. …”
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  8. 768
    por Mullaney, James
    Publicado 2005
    “…Double & Multiple Stars, and How to Observe Them' is written specially for practical amateur astronomers who not only want to observe, but want to know and understand the details of exactly what they are looking at. …”
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  9. 769
    por McCormmach, Russell
    Publicado 2011
    “…Famed among physicists and astronomers for his anticipation of black holes, John Michell lived a double life--as a clergyman and an experimenting scientist. …”
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  10. 770
    por Bottomley, R
    Publicado 2003
    “…The observatory's director today said that astronomers would still be using the giant Lovell radio-telescope until at least the end of the next decade (1 page).…”
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  11. 771
    por Luo, Xiangang
    Publicado 2023
    “…The 4 m diameter SiC aspheric mirror emerges due to a series of technological breakthroughs in blank mirror preparation, asphere fabrication, and testing, as well as cladding and coating, laying the groundwork for future research into large SiC mirrors for astronomical observation.…”
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  12. 772
    por Schneider, Peter
    Publicado 2015
    “…After an extensive and thorough introduction to modern observational and theoretical cosmology, the focus turns to the formation of structures and astronomical objects in the early Universe. The basics of classical astronomy and stellar astrophysics needed for extragalactic astronomy are provided in the appendix. …”
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  13. 773
    por Kanas, Nick
    Publicado 2007
    “…It includes a legend for each illustration to explain its astronomical and cartographic features.…”
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  14. 774
    por Moore, Patrick
    Publicado 2007
    “…In doing so he has written the most up-to-date book about Mercury for amateur astronomers.…”
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  15. 775
    por Cookson, C
    Publicado 2003
    “…"Astronomical surveys over the past five years have forced cosmologists to conclude that ordinary matter - in the form of familiar stars, planets and interstellar dust or more exotic objects, such as quasars and neutron stars - makes up only 4 per cent of the universe" (1 page).…”
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  16. 776
    “…We present a case study whereby ecological research on fallen trees in forest plots was advanced by a collaboration with astronomers working on the vector fields of stars and gas, and we propose a framework by which such novel collaborations can progress. …”
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  17. 777
    “…Astronomy and Astrophysics Abstracts, which has appeared in semi-annual volumes since 1969, is de­ voted to the recording, summarizing and indexing of astronomical publications throughout the world. It is prepared under the auspices of the International Astronomical Union (according to a resolution adopted at the 14th General Assembly in 1970). …”
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  18. 778
    “…Astronomy and Astrophysics Abstracts, which has appeared in semi-annual volumes since 1969, is devoted to the recording, summarizing and indexing of astronomical publications throughout the world. It is prepared under the auspices of the International Astronomical Union (according to a resolution adopted at the 14th General Assembly in 1970). …”
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  19. 779
    “…We show that the latter allows us to localize ESL events with respect to sea level fluctuations around the astronomical tide, while the former informs us on the role of active processes across the lagoon and specifically on the constructive interference of atmospheric contributions with the astronomical tide. …”
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  20. 780
    “…State-of-the-art QC and kinetic models lead to a [E−CH(3)CHNH]/[Z−CH(3)CHNH] ratio of ca. 1.4, slightly higher than the previous computations, but still far from the value determined from astronomical observations (ca. 3). An accurate computational characterization of the molecular structure, energetics, and spectroscopic properties of the E and Z isomers of ethanimine combined with millimeter-wave measurements up to 300 GHz, allows for predicting the rotational spectrum of both isomers up to 500 GHz, thus opening the way toward new astronomical observations.…”
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