搜索结果: 61-75 共查到“知识库 理学 high energy”相关记录90条 . 查询时间(0.973 秒)
High-energy atmospheric neutrinos
High Energy Astrophysical Phenomena (astro-ph.HE) High Energy Physics - Experiment (hep-ex)
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2010/12/29
High-energy neutrinos, arising from decays of mesons that were produced through the cosmic rays collisions with air nuclei, form unavoidable background noise in the astrophysical neutrino detection pr...
(Ultra-)High Energy Muon Neutrino Propagation through the Earth and Induced Muon Energy Distribution near the One Cubic Kilometer Detector
High Energy Astrophysical Phenomena (astro-ph.HE) High Energy Physics - Experiment (hep-ex)
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2010/12/28
We calculate high and (ultra-)high energy upward-going muon neutrino propagation through the Earth and the induced muon energy distribution near the one cubic kilometer detector using the Monte Carlo ...
High-energy long-lived resonance of electrons in fractal-like semiconductor heterostructures
High-energy long-lived resonance electrons fractal-like semiconductor heterostructures
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2010/11/9
A fractal-like alignment of quantum wells is shown to accommodate resonant states with long lifetimes. For the parameters of the semiconductor heterostructure GaAs/Al$_{0.4}$Ga$_{0.6}$As with the wel...
High energy resolution GeV gamma ray detector
High Energy Astrophysical Phenomena (astro-ph.HE)
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2010/12/24
We design a GeV gamma ray detector based on an electron-positron pair measurement by using the BESS-polar magnet and study it with the GEANT4 simulation code. We consider an additional counter to sele...
High Energy Cosmic-ray Diffusion in Molecular Clouds: A Numerical Approach
High Energy Astrophysical Phenomena (astro-ph.HE)
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2010/12/22
The propagation of high-energy cosmic rays through giant molecular clouds constitutes a fundamental process in astronomy and astrophysics. The diffusion of cosmic-rays through these magnetically turbu...
High Energy Cosmic-ray Diffusion in Molecular Clouds: A Numerical Approach
High Energy Astrophysical Phenomena (astro-ph.HE)
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2010/12/22
The propagation of high-energy cosmic rays through giant molecular clouds constitutes a fundamental process in astronomy and astrophysics. The diffusion of cosmic-rays through these magnetically turbu...
Azimuthal asymmetries in production of charged hadrons by high energy muons on polarized deuterium targets
Azimuthal asymmetries polarized deuterium targets high energy muons
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2010/3/15
Search for azimuthal asymmetries in semi-inclusive production of charged hadrons by 160 GeV muons on the longitudinally polarized deuterium target, has been performed using the 2002- 2004 COMPASS data...
Simulation of the Event Reconstruction of Ultra High Energy Cosmic Neutrinos with Askaryan Radio Array
Ultra High Energy Cosmic Neutrinos Askaryan Radio Array
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2010/3/8
Askaryan Radio Array (ARA), a large-scale radio Cherenkov observatory which scientists propose to develop in Antarctica, aims at discovering the origin and evolution of the cosmic accelerators that pr...
Investigation of PL properties of C-doped SiO2/Si samples after high energy Pb ion irradiation
heavy ion irradiation, carbon ion implantation, photoluminescence (PL) spectra
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2009/8/14
Amorphous SiO2 thin films with about 400—500 nm in thickness were thermally grown on single crystalline silicon. These SiO2/Si samples were firstly implanted at room temperature (RT) with 100 keV carb...
Study of the energy response of high pressure ionization chamber for high energy gamma-ray
high pressure ionization chamber Fluka program energy response
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2009/8/14
The energy response calibration of the commonly used high pressure ionization chamber is very difficult to obtain when the gamma-ray energy is more than 3 MeV. In order to get the calibration of the h...
The BOOTES experiment in support of the Gran Telescopio Canarias (GTC) in the study of the high energy Universe
Gran Telescopio Canarias energy Universe GAMMA RAYS
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2009/6/11
The BOOTES experiment in support of the Gran Telescopio Canarias (GTC) in the study of the high energy Universe。
Ultra-high-energy cosmic ray acceleration by magnetic reconnection in newborn pulsars
newborn pulsars cosmic ray magnetic reconnection
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2009/6/4
Ultra-high-energy cosmic ray acceleration by magnetic reconnection in newborn pulsars。
Very High Energy Gamma-rays from Galactic Sources
ray astronomy PACT
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2009/5/19
The field of Very High Energy (VHE) gamma ray astronomy
using the Atmospheric Cerenkov Technique has entered an interesting
phase with detection of various galactic and extragalactic sources. Among
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High Energy Phenomena in Eta Carinae
non-thermal emission stars Car—X-ray emission
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2009/5/19
We have investigated with BeppoSAX the long term behaviour
of the harder X-ray component of the supposed supermassive binary system
Car along its 5.52 year cycle. We have found that in March 1998 ...
Average Anisotropy Characteristics of High Energy Cosmic Ray Particles and Geomagnetic Disturbance Index Ap
Cosmic rays anisotropic variation geomagnetic disturbances
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2009/5/12
The average characteristics of the diurnal and semi-diurnal
anisotropy of cosmic ray intensity at relativistic energies have been obtained
by using data from the worldwide grid of neutron monitor fo...