搜索结果: 46-60 共查到“理学 Astronomy”相关记录150条 . 查询时间(0.14 秒)
中智天文联合研究中心（China-Chile Joint Center for Astronomy，CCJCA)
中智天文联合研究中心 China-Chile Joint Center for Astronomy CCJCA
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2014/4/1
China-Chile Joint Center for Astronomy (CCJCA) is a newly founded institute in 2013 concentrating on developing astronomy research collaborations between China and Chile,which also serves as a collabo...
East Asian Meeting on Astronomy
East Asian Meeting Astronomy EAMA
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2013/10/9
The EAMA, East Asian Meeting on Astronomy, has more than two decades of history in the promotion and organization for the cooperation of astronomical efforts in the East Asian region. Since the format...
Citations to Australian Astronomy: 5 and 10 Year Benchmarks
sociology of astronomy publications bibliography astronomical databases surveys
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2012/2/24
Expanding upon Pimbblet's informative 2011 analysis of career h-indices for members of the Astronomical Society of Australia, we provide additional citation metrics which are geared to a) quantifying ...
Space Astronomy for the mid-21st Century: Robotically Maintained Space Telescopes
Space Astronomy the mid-21st Century Robotically Maintained Space Telescopes
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2012/2/24
The historical development of ground based astronomical telescopes leads us to expect that space-based astronomical telescopes will need to be operational for many decades. The exchange of scientific ...
Publication Trends in Astronomy: The Lone Author
Publication Trends Astronomy Lone Author SAO/NASA Astrophysics Data System
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2012/2/24
In this short communication I highlight how the number of collaborators on papers in the main astronomy journals has evolved over time. We see a trend of moving away from single-author papers. This co...
Accelerating Radio Astronomy Cross-Correlation with Graphics Processing Units
Radio astronomy Graphics Processing Unit Signal Processing Correlation
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2011/10/13
We present a highly parallel implementation of the cross-correlation of time-series data using graphics processing units (GPUs), which is scalable to hundreds of independent inputs and suitable for th...
Observing Conditions for Submillimeter Astronomy
Atmospheric e ects Site testing Submillimeter general
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2011/10/20
Consistently superb observing conditions are crucial for achieving the scientific objectives of a telescope. Submillimeter astronomy is possible only at a few exceptionally dry sites, notably Mauna Ke...
Multimessenger astronomy with pulsar timing and X-ray observations of massive black hole binaries
Black hole physics – Accretion, accretion discs – Gravitational waves –pulsars: general – X-rays: general
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2011/10/9
We demonstrate that very massive (>10^8\msun), cosmologically nearby (z<1) black hole binaries (MBHBs), which are primary targets for ongoing and upcoming pulsar timing arrays (PTAs), are particularly...
Introduction to pinhole astronomy
Introduction pinhole astronomy
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2011/9/28
The observation of the Sun with a pinhole in order to check the first and the second Kepler's law has been realized for high school students. The settling of the experiment in order to minimize the er...
Astronomy in the Church: the Clementine Sundial in Santa Maria degli Angeli, Rome
Astronomy Church the Clementine Sundial
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2011/9/14
Pope Clement XI (1700-1721) ordered Francesco Bianchini (1662-1729) to build a Meridian Line. Bianchini was the Secretary of the Commission for the Calendar. He chose the Basilica of Santa Maria degli...
Comparison of LISA and Atom Interferometry for Gravitational Wave Astronomy in Space
LISA and Atom Interferometry Gravitational Wave Astronomy Space
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2011/9/14
One of the atom interferometer gravitational wave missions proposed by Dimopoulos et al.1 in 2008 was called AGIS-Sat. 2. It had a suggested gravitational wave sensitivity set by the atom state detect...
Astronomy with Radioactivities: Chapter 9, Nuclear Reactions
Astronomy Radioactivities Chapter 9 Nuclear Reactions
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2011/1/7
Nuclear reaction rates determine the abundances of isotopes in stellar burning processes.A multitude of reactions determine the reaction flow pattern which is described in terms of reaction network si...
The Massive Pulsar PSR J1614-2230: Linking Quantum Chromodynamics, Gamma-ray Bursts, and Gravitational Wave Astronomy
The Massive Pulsar PSR J1614-2230 Linking Quantum Chromodynamics
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2011/1/11
The recent measurement of the Shapiro delay in the radio pulsar PSR J1614-2230 yielded a mass of 1.97 +/- 0.04 M_sun, making it the most massive pulsar known to date. Its mass is high enough that, eve...
Testing Modified Gravity with Gravitational Wave Astronomy
Testing Modified Gravity Gravitational Wave Astronomy
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2011/1/13
The emergent area of gravitational wave astronomy promises to provide revolutionary discoveries in the areas of astrophysics, cosmology, and fundamental physics. One of the most exciting possibilities...
The Application of Cloud Computing to Astronomy: A Study of Cost and Performance
Cloud Computing to Astronomy Cost and Performance
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2011/1/10
Cloud computing is a powerful new technology that is widely used in the business world. Recently, we have been investigating the benefits it offers to scientific computing. We have used three workflow...