Mostrando 781 - 800 Resultados de 1,563 Para Buscar '"astronomer"', tiempo de consulta: 0.12s Limitar resultados
  1. 781
    “…The Large Sky Area Multi-Object Fiber Spectroscopic Telescope (LAMOST), also known as the Guoshoujing Telescope, is a major national scientific facility for astronomical research located in Xinglong, China. Beginning with a pilot survey in 2011, LAMOST has been surveying the night sky for more than 10 years. …”
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  2. 782
    por Zhou, Hongyu, Liu, Jinqi, Huang, Fan
    Publicado 2022
    “…The world's population is growing at an astronomical rate, and as a result, the need of food is also growing at an astronomical rate. …”
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  3. 783
    por Byrne, Charles J
    Publicado 2008
    “…Since many professional and amateur astronomers direct their telescopes to the near side of the Moon; these photos provide a unique opportunity to become familiar with the far side!…”
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  4. 784
    por Kallrath, Josef, Milone, Eugene F
    Publicado 1999
    “…This book focuses on the formulation of mathematical models for the light curves of eclipsing binary stars, and on the algorithms for generating such models Since information gained from binary systems provides much of what we know of the masses, luminosities, and radii of stars, such models are acquiring increasing importance in studies of stellar structure and evolution As in other areas of science, the computer revolution has given many astronomers tools that previously only specialists could use; anyone with access to a set of data can now expect to be able to model it This book will provide astronomers, both amateur and professional, with a guide for - specifying an astrophysical model for a set of observations - selecting an algorithm to determine the parameters of the model - estimating the errors of the parameters It is written for readers with knowledge of basic calculus and linear algebra; appendices cover mathematical details on such matters as optimization, coordinate systems, and specific models While emphasizing the physical and mathematical framework, the discussion remains close to the problems if actual implementation It begins with an overview of the problem and a discussion of the observational data that form the basis of any model The treatment then turns to the direct problem (computing the light curve and other observables from the a given set of parameters) and then to the indirect problem (determining a best-fit set of parameters from the data) The book concludes with chapters on specific models and approaches and the authors' views on the structure of future light- curve programs…”
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  5. 785
    por Ford, Dominic
    Publicado 2014
    “…This book places seemingly disparate astronomical events into an understandable three-dimensional  structure.…”
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  6. 786
    por Wang, F
    Publicado 2014
    “…Talks were geared to be comprehensive to both particle physicists and astronomers.…”
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  7. 787
    “…Some of the metaphysical inter­ pretations and implications of the quantum mechanics that have been made in recent years 2 would be subject to revision if the existence of discretized descriptions were to be established in astronomical and cosmic structures.…”
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  8. 788
    por Oswalt, Terry
    Publicado 2003
    “…As Virginia Trimble points out in chapter 1, the kinds of big questions that face us as astronomers today are rather different than the ones that drove the construction of astronomical facilities through much of the twentieth century. …”
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  9. 789
    por Weintraub, David A
    Publicado 2014
    “…Within a few years, as a consequence of the rapid discovery by astronomers of planets around other stars, astronomers very likely will have discovered clear evidence of life beyond the Earth. …”
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  10. 790
    por Taibi, Richard
    Publicado 2017
    “…Thanks to Olivier and his collaborators, the study of meteors took a great leap forward in the twentieth century to earn a place as a worthy topic of study among professional astronomers.…”
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  11. 791
    por Inglis, Mike
    Publicado 2017
    “…In addition to the descriptive text there are many star charts and maps, as well as the latest images made by observatories and amateur astronomers around the world and in space. This updated version offers new scientific material and an easy-to-use layout perfect for many nights of fruitful observation.…”
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  12. 792
    por Golub, Leon, Pasachoff, Jay M
    Publicado 2017
    “…Pasachoff offer an engaging and informative account of what scientists know about the Sun, and the history of these discoveries. Solar astronomers have studied the Sun over the centuries both for its intrinsic interest and in order to use it as a laboratory to reveal the secrets of other stars. …”
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  13. 793
    por Inglis, Mike
    Publicado 2018
    “…Accompanying the descriptive text there are many star charts and maps, as well as the latest images made by observatories around the world and in space along with those taken by amateur astronomers. This second edition's updated scientific material and an easy-to-use layout perfect for many nights of fruitful observation.…”
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  14. 794
    “…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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  15. 795
    “…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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  16. 796
    “…We conclude that classical configurations of a scalar and self-coupled field provide a possible solution to the astronomical dark matter problem and we suggest further directions of research.…”
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  17. 797
    por Catelan, Marcio, Smith, Horace A
    Publicado 2014
    “…Written by experienced researchers and authors in the field, this book includes the latest observational results and is valuable reading for astronomers, graduate students, nuclear physicists and high energy physicists.…”
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  18. 798
    por Dawson, A
    Publicado 2002
    “…Membership will give UK astronomers access to the four 8.2-metre and several 1.8-metre telescopes which comprise the Very Large Telescope at Atacama in Chile.…”
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  19. 799
    por Overbye, D
    Publicado 2002
    “…Using a radio telescope high in the Andes, astronomers have mapped minute variations in the brightness of radio waves thought to be left over from the Big Bang. …”
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  20. 800
    por He, Qingbao
    Publicado 2019
    “…Further, it happened only when observing spacecraft, and showed no such variation when performing astronomical observations. Moreover, it was distinctive on X band signals, whereas it was not noticed on S band signals. …”
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