搜索结果: 1-15 共查到“天文学 beyond”相关记录16条 . 查询时间(0.031 秒)
Exploring the bow shock and beyond（图）
弓形冲击 天体物理 Rishabh·Datta
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2023/6/5
For most people, the night sky conjures a sense of stillness, an occasional shooting star the only visible movement. A conversation with Rishabh Datta, however, unveils the supersonic drama crashing a...
Researchers find new minor planets beyond Neptune（图）
Researchers new minor planets beyond Neptune
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2020/3/27
Using data from the Dark Energy Survey, National Science Foundation-funded researchers at the University of Pennsylvania have found more than 300 objects beyond Neptune, minor planets located in the f...
A bright, dust-obscured, millimetre-selected galaxy beyond the Bullet Cluster (1E0657-56)
submillimetre galaxies:starburst high redshift
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2014/12/23
Deep 1.1 mm continuum observations of 1E0657−56 (the ‘Bullet Cluster’) taken with the millimeter-wavelength camera AzTEC on the 10-m Atacama Submillimeter Telescope Experiment (ASTE), have revea...
Beyond the Best-fit Parameter: New Insight on Galaxy Structure Decomposition From GALPHAT
Galaxy GALPHAT
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2014/12/23
We introduce a novel image decomposition package, Galphat, that provides robust estimates of galaxy surface brightness profiles using Bayesian Markov Chain Monte Carlo. The Galphat-determined posterio...
Newly detected short radio pulse appears to come from far beyond our galaxy（图）
Radio telescopes Pulse A quick radio burst Signal Radio The pulsar. The observatory The Milky Way
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2014/7/18
The discovery of a split-second burst of radio waves using the Arecibo radio telescope in Puerto Rico provides important new evidence of mysterious pulses that appear to come from deep in outer space.
The Electron Capture Decay of 163-Ho to Measure the Electron Neutrino Mass with sub-eV Accuracy and Beyond
electron neutrino mass electron capture decay 163Ho
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2012/2/24
We have investigated the possibility of measuring the electron neutrino mass with sub-eV sensitivity by studying the electron capture decay of 163-Ho with cryogenic microcalorimeters. In this paper we...
Probing dark energy beyond $z=2$ with CODEX
Probing dark energy CODEX cosmological redshift
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2012/2/21
Precision measurements of nature's fundamental couplings and a first measurement of the cosmological redshift drift are two of the key targets for future high-resolution ultra-stable spectrographs suc...
IceCube as a discovery observatory for physics beyond the standard model
IceCube as a discovery observatory for physics beyond the standard model
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2011/10/14
Construction of the cubic-kilometer neutrino detector IceCube at the South Pole has been completed in December 2010. It forms a lattice of 5160 photomultiplier tubes monitoring a gigaton of the deep A...
Beyond Einstein: Cosmological Tests of Model Independent Modified Gravity
Beyond Einstein: Cosmological Model Independent Modified Gravity
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2011/10/8
Model-independent parametrisations of modified gravity have attracted a lot of attention over the past few years; numerous combinations of experiments and observables have been suggested to constrain ...
Measuring the escape velocity and mass profiles of galaxy clusters beyond their virial radius
gravitation galaxies clusters general techniques miscellaneous cosmology miscellaneous cosmology
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2010/11/9
The caustic technique uses galaxy redshifts alone to measure the escape velocity and mass profiles of galaxy clusters to clustrocentric distances well beyond the virial ra-dius, where dynamical equili...
Constraints on the Cosmic-Ray Density Gradient beyond the Solar Circle from Fermi gamma-ray Observations of the Third Galactic Quadrant
cosmic rays – gamma rays ISM – ISM general
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2010/11/10
We report an analysis of the interstellar-ray emission in the third Galactic quadrant measured
by the Fermi Large Area Telescope. The window encompassing the Galactic plane from longitude 210◦ ...
The chemistry of interstellar HnO+ beyond the Galaxy
molecules – radio lines galaxies – galaxies active – galaxies AGN – galaxies starburst – galaxies evolution
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2010/11/10
The astrochemistry of the HnO+ (n=1..3) ions is important as the main gas-phase formation route for water, and as tracer of the interstellar ionization rate by cosmic rays and other processes. While i...
Life beyond our universe（图）
Life our universe a longstanding mystery
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2010/2/24
Whether life exists elsewhere in our universe is a longstanding mystery. But for some scientists, there’s another interesting question: could there be life in a universe significantly different from o...
Stellar astrophysics in the Local Group and beyond with the GTC
Stellar astrophysics Local Group GTC
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2009/6/11
Stellar astrophysics in the Local Group and beyond with the GTC。