搜索结果: 1-15 共查到“物理学 cross-sections”相关记录28条 . 查询时间(0.118 秒)
Opportunities to constrain astrophysical reaction rates for the s-process through determination of the ground state cross sections
nuclear reactions nucleosynthesis abundances
2011/7/21
Modern models of s-process nucleosynthesis in stars require stellar reaction rates with high precision. Most of the neutron capture cross sections in the s-process have been measured and for an increa...
Cross-sections of long and short baseline neutrino and antineutrino oscillations of which some change the flavor
Cross-sections of long and short baseline neutrino the neutrino masses
2011/8/29
The Pontecorvo-Maki-Nakagava-Sakata (PMNS) modified electroweak Lagrangian yields, within the perturbative kinematical procedure in the massive neutrino Fock space, in addition to the Lorentz invarian...
Measurements of Cross Sections and Charged Pion Spectra in Proton-Carbon Interactions at 31 GeV/c
Measurements of Cross Sections Charged Pion Spectra Proton-Carbon Interactions at 31 GeV/c
2011/4/6
Measurements of Cross Sections and Charged Pion Spectra in Proton-Carbon Interactions at 31 GeV/c 。
Axial and Vector Structure Functions for Electron- and Neutrino- Nucleon Scattering Cross Sections at all $Q^2$ using Effective Leading order Parton Distribution Functions
Axial Vector Structure Functions Electron- Neutrino- Nucleon Scattering Cross Sections all $Q^2$ Effective Leading Parton Distribution Functions
2010/12/27
We construct a model for inelastic neutrino- and electron-nucleon scattering cross sections using effective leading order parton distribution functions with a new scaling variable $\xi_w$. Non-perturb...
Microscopic calculation of the 3He(alpha,gamma)7Be and 3H(alpha,gamma)7Li capture cross sections using realistic interactions
Microscopic calculation of the 3He(alpha,gamma)7Be 3H(alpha,gamma)7Li capture cross sections realistic interactions
2011/1/6
The radiative capture cross sections for the 3He( ,)7Be and 3H( ,)7Li reactions are calculated in the fully microscopic Fermionic Molecular Dynamics approach using a realistic effective interaction th...
Tetraquark-based analysis and predictions of the cross sections and distributions for the processes e^+ e^- --> Upsilon(1S) (pi^+ pi^-, K^+ K^-, eta pi^0) near Upsilon(5S)
processes e^+ e^- --> Upsilon(1S) (pi^+ pi^-, K^+ K^-, eta pi^0) Upsilon(5S)
2011/1/5
We calculate the cross sections and final state distributions for the processes e+e−
!(1S)(+−,K+K−, 0) near the (5S) resonance based on the tetraquark hypothesis. This
framew...
Measurement of $e^+e^-\to D_s^{(*)+} D_s^{(*)-}$ cross sections near threshold using initial-state radiation
$e^+e^-\to D_s^{(*)+} D_s^{(*)-}$ cross sections threshold initial-state radiation
2011/1/4
We report a measurement of exclusive e+e− ! D()+s D()− s cross sections as a function of center-of-mass energy near D()+ s D()− s threshold with initial-state radiation. The anal...
Measurement of Neutrino-Induced Charged-Current Charged Pion Production Cross Sections on Mineral Oil at E$_ν\sim 1~\textrm{GeV}$
Measurement Neutrino-Induced Charged-Current Charged Pion Production Cross Sections Mineral Oil E$_ν\sim 1~\textrm{GeV}$
2011/1/4
Using a high-statistics, high-purity sample of μ-induced charged current, charged pion events in mineral oil (CH2), MiniBooNE reports a collection of interaction cross sections for this process.
Axial and Vector Structure Functions for Electron- and Neutrino- Nucleon Scattering Cross Sections at all $Q^2$ using Effective Leading order Parton Distribution Functions
Vector Structure Functions Neutrino- Nucleon Scattering Cross Sections
2011/1/10
We construct a model for inelastic neutrino- and electron-nucleon scattering cross sections using e ective leading order parton distribution functions with a new scaling variable w.
Axial and Vector Structure Functions for Electron- and Neutrino- Nucleon Scattering Cross Sections at all $Q^2$ using Effective Leading order Parton Distribution Functions
Axial Vector Structure Functions for Electron- and Neutrino- Nucleon Scattering Cross Sections all $Q^2$ using Effective Leading order Parton Distribution Functions
2011/1/6
We construct a model for inelastic neutrino- and electron-nucleon scattering cross sections using e ective leading order parton distribution functions with a new scaling variable w. Non-perturbative ...
We discuss recent measurements of exclusive e+e－ cross sections for charmed hadron final states near threshold performed by Belle and BABAR. The results are based on a study of events with initial-sta...
Inclusive-jet cross sections in NC DIS at HERA and a comparison of the kT, anti-kT and SIScone jet algorithms
jet cross sections SIScone jet algorithms NC DIS
2010/3/16
For the first time, differential inclusive-jet cross sections have been measured in neutral current deep inelastic ep scattering using the anti-kT and SIScone algorithms. The measurements were made fo...
Cross sections for charmonia dissociation in collisions with pions, rhos and kaons
charmonium dissociation cross section post-prior discrepancy
2009/8/17
We calculate the unpolarized cross sections for dissociation reactions of charmonia in collisions with π, ρ and K in a potential that is derived from QCD. The reactions are governed by the quark-inter...
Influence of two different representations of the G-matrix to the in-medium nucleon-nucleon cross sections
DBHF self-energy representation
2009/8/14
We calculate the in-medium nucleon-nucleon scattering cross sections from the G-matrix using the Dirac-Brueckner-Hartree-Fock (DBHF) approach. And we investigate the influence of the different represe...
2002Vol.38No.6pp.687-690DOI:
Total Cross Sections at High Energies — An Update
Fazal-e-Aleem, Sohail Afzal Tahir, M. Alam Saeed, and M. Qadeer Afzal
Centre for High Ener...