搜索结果: 31-45 共查到“知识库 理学 high energy”相关记录90条 . 查询时间(0.163 秒)
Long-term lightcurves from combined unified very high energy $\gamma$-ray data
Long-term lightcurves combined unified
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2011/1/11
Very high-energy (VHE, E\,$>$\,100\,GeV) $\gamma$-ray data are a valuable input for multi-wavelength and multi-messenger (e.g. combination with neutrino data) studies. We aim at the conservation and h...
Modeling high-energy cosmic ray induced terrestrial muon flux: A lookup table
Modeling high-energy cosmic ray induced terrestrial muon flux
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2010/12/27
On geological timescales, the Earth is likely to be exposed to an increased flux of high energy cosmic rays (HECRs) from astrophysical sources such as nearby supernovae, gamma ray bursts or by galacti...
A new limit on the Ultra-High-Energy Cosmic-Ray flux with the Westerbork Synthesis Radio Telescope
the Ultra-High-Energy Cosmic-Ray flux the Westerbork Synthesis Radio Telescope
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2011/1/13
A particle cascade (shower) in a dielectric, for example as initiated by an ultra-high energy cosmic ray, will have an excess of electrons which will emit coherent \v{C}erenkov radiation, known as the...
Discriminating the source of high-energy positrons with AMS-02
high-energy positrons AMS-02
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2011/1/11
We study the prospects for discriminating between the dark matter (DM) and pulsar origin of the PAMELA positron excess with the Alpha Magnetic Spectrometer AMS-02. We simulate the response of AMS-02 t...
The MIDAS experiment: A prototype for the microwave emission of Ultra-High Energy Cosmic Rays
The MIDAS experimen the microwave emission Ultra-High Energy Cosmic Rays
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2011/1/11
Recent measurements suggest that extensive air showers initiated by ultra-high energy cosmic rays (UHECR) emit signals in the microwave band of the electromagnetic spectrum caused by the collisions of...
High-energy break-up of 6Li as a tool to study the Big-Bang nucleosynthesis reaction 2H(alpha,gamma)6Li
High-energy break-up 6Li tool study the Big-Bang nucleosynthesis reaction 2H(alpha,gamma)6Li
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2010/12/31
The recently claimed observations of non-negligible amounts of 6Li in old halo stars have renewed interest in the Big-Bang Nucleosynthesis (BBN) of 6Li. One important ingredient in the predicted BBN a...
Nucleon-Nucleon Correlations and Gribov Inelastic Shadowing in High Energy Collisions
Nucleon-Nucleon Correlations Gribov Inelastic Shadowing High Energy Collisions
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2010/12/29
The effects of nucleon-nucleon (NN) short range correlations (SRC) and Gribov inelastic shadowing (IS) in high energy collisions are illustrated.
Theoretical Modeling of J/psi Yield Modifications in Proton (Deuteron) - Nucleus Collisions at High Energy
J/psi Yield Modifications Proton (Deuteron) - Nucleus Collisions High Energy
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2011/1/6
Understanding the detailed production and hadronization mechanisms for heavy quarkonia and
their modi cation in a nuclear environment presents one of the major challenges in QCD. Calcula-tions includ...
Modeling high-energy cosmic ray induced terrestrial muon flux: A lookup table
Modeling high-energy cosmic ray terrestrial muon flux A lookup table
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2011/1/5
On geological timescales, the Earth is likely to be exposed to an increased ux of high energy
cosmic rays (HECRs) from astrophysical sources such as nearby supernovae, gamma ray bursts
or by galacti...
Shifted loops and coercivity from field imprinted high energy barriers in ferritin and ferrihydrite nanoparticles
Shifted loops coercivity from field ferrihydrite nanoparticles
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2010/11/25
We show that the coercive field in ferritin depends on the maximum magnetic field in a ysteresis loop and that coercivity and loop shifts depend both on the maximum and cooling fields. The time depend...
Theoretical Modeling of J/psi Yield Modifications in Proton (Deuteron) - Nucleus Collisions at High Energy
Theoretical Modeling J/psi Yield Modifications Proton (Deuteron) Nucleus Collisions High Energy
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2010/12/29
Understanding the detailed production and hadronization mechanisms for heavy quarkonia and their modification in a nuclear environment presents one of the major challenges in QCD. Calculations includi...
A new facility for High energy PIXE at the ARRONAX Facility
new facility High energy PIXE the ARRONAX Facility
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2010/12/29
Proton Induced X-ray Emission (PIXE) using high energy protons is a non destructive multi elemental technique that can analyze medium and heavy trace elements on thick samples. A new experimental setu...
The effect of the pseudogap on suppressing high energy inelastic neutron scattering in superconducting YBa2Cu3O6.5
pseudogap high energy inelastic neutron
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2010/11/18
We have measured the spin fluctuations in the YBa2Cu3O6.5 (YBCO6.5, Tc=59 K) superconductor
at high-energy transfers above 100 meV.Within experimental error, the momentum dependence is
isotropic a...
Double -- photon exclusive processes with heavy quark -- heavy antiquark pairs in high-energy Pb-Pb collisions at LHC
Double -- photon exclusive processes heavy quark -- heavy antiquark pairs high-energy Pb-Pb collisions
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2011/1/6
The cross section for exclusive heavy quark and heavy antiquark pair (Q¯Q) production in periph-eral ultrarelativistic heavy ion collisions is calculated for the LHC energy √sNN = 5.5 TeV. Here w...
Transverse-Spin and Transverse-Momentum Effects in High-Energy Processes
Transverse-Spin Transverse-Momentum Effects High-Energy Processes
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2011/1/5
The state of the art concerning transverse-spin and transverse-momentum phenomena in hard
hadronic reactions is reviewed. An account is given of single-spin and azimuthal asymmetries in
semiinclusiv...