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On the Determination of \bar{d}/\bar{u} Ratios from Proton-Proton and Proton-Deuteron Drell-Yan Processes
Proton-Proton Proton-Deuteron Drell-Yan Processes
2011/7/21
By using the convolution formula derived within the framework of relativistic quantum mechanics, we have examined the Fermi Motion effects on the ratios R_{pd/pp}= sigma^{pd}/(2 sigma^{pp}) between th...
Fe XVII X-ray Line Ratios for Accurate Astrophysical Plasma Diagnostics
atomic data atomic processes line: formation opacity plasmas X-rays:general.
2011/9/14
New laboratory measurements using an Electron Beam Ion Trap (EBIT) and an x-ray microcalorimeter are presented for the n=3 to n=2 Fe XVII emission lines in the 15 ?to 17 ?range, along with new theoret...
The effective conductivity of arrays of squares: large random unit cells and extreme contrast ratios
Random checkerboard, Homogenization, Integral equation,Fast solver, Metamaterial
2011/8/31
An integral equation based scheme is presented for the fast and accurate computation of effective conductivities of two-component checkerboard-like composites with complicated unit cells at very high ...
Antiproton-to-Proton Ratios for ALICE Heavy-Ion Collisions
Antiproton-to-Proton Ratios ALICE Heavy-Ion Collisions
2011/1/10
Assuming that the final state of hadronization takes place along the freezeout line, which is defined by a constant entropy density, the antiproton-to-proton ratios produced in heavy-ion collisions ar...
Energy gaps in graphene nano-constrictions with different aspect ratios
Energy gaps graphene nano-constrictions different aspect ratios
2010/11/19
We present electron transport measurements on lithographically defined and etched graphene
nano-constrictions with different aspect ratios, including different length (l) and width (w). A roughly len...
Statistical and dynamical fluctuations in the ratios of higher cumulants in relativistic heavy ion collisions
Statistical dynamical fluctuations ratios higher cumulants relativistic heavy ion collisions
2010/12/29
The statistical and dynamical fluctuations in the ratios of higher net-proton cumulants are firstly estimated and discussed. It is shown that the statistical fluctuations dominate the behavior of the ...
Statistical and dynamical fluctuations in the ratios of higher cumulants in relativistic heavy ion collisions
Statistical and dynamical fluctuations ratios of higher cumulants relativistic heavy ion collisions
2011/1/6
With the help of transport and statistical models, we find that the ratios of higher net-proton
cumulants measured at RHIC are dominated by the statistical fluctuations. Future measurements
should f...
Statistical and dynamical fluctuations in the ratios of higher cumulants in relativistic heavy ion collisions
Statistical dynamical fluctuations higher cumulants relativistic heavy ion collisions
2011/1/5
The statistical and dynamical fluctuations in the ratios of higher net-proton cumulants are firstly estimated and discussed.
Statistical and dynamical fluctuations in the ratios of higher cumulants in relativistic heavy ion collisions
Statistical dynamical fluctuations ratios of higher cumulants relativistic heavy ion collisions
2011/1/5
The statistical and dynamical fluctuations in the ratios of higher net-proton cumulants are firstly estimated and discussed.
Using Financial Ratios to Identify Romanian Distressed Companies
distress company financial ratio cluster CHAID logit model
2010/4/27
In the context of the current financial crisis, when more companies are facing bankruptcy or insolvency, the paper aims to find methods to identify distressed firms by using financial ratios. The stud...
αdecay Branching Ratios to Rotational Band of Heavy Even-even and OddA Nuclei
Heavy Even-even Rotational Band
2009/10/29
By using a simple barrier penetration approach, we predict the αdecay branching ratios to members of groundstate rotational band of heavy eveneven No isotopes. We also extend our approach to calcul...
2003Vol.40No.5pp.547-550DOI:
Baryon Ratios in Quark-Gluon Plasma
MA Zhong-Biao,1 MIAO Hong,1 and GAO Chong-Shou1,2
1 Department of Physics, Peking University, Beijing 1...
E2/M1 Multipole Mixing Ratios of Transitions in Erbium Isotopes
IBA-2 Deformation parameter Quadrupol moment Mixing ratios
2010/4/12
Erbium isotopes (Z = 64) lie in the transitional region that occurs at the middle of the range of deformed nuclei. g -ray E2/M1 mixing ratios for selected transitions in 166-168Er are calculated in th...
The Investigation of the E2/M1 Multipole Mixing Ratios and Deformation Parameters of Electromagnetic Transitions in Decay of 156Gd
Rotation -- Vibration Model multipole mixing ratio deformation parameter quadrupole moment and electromagnetic transitions
2010/4/13
The extended Rotation -- Vibration Model (RTV) containing different deformations for protons and neutrons is applied to 156Gd nucleus. Using the Rotation-Vibration Model approach multipole mixing rati...
IBA-1 Calculations of E2/M1 Mixing Ratios and Quadrupole Moments in 154Gd
IBA-1 deformation parameter quadrupole moment mixing ratios
2010/4/15
In this study the Interacting Boson Approximation is applied in its basic form (IBA-1) to the calculation of gamma-ray E2/M1 multipole mixing ratios and quadrupole moments [Q( 2+ )] of electromagnetic...