نتایج جستجو برای: cos2

تعداد نتایج: 213  

2017
Anthony F. Starace James A. R. Samson

The angular distribution of photoelectrons predicted for elliptically polarized light is shown to be the same as that predicted for partially polarized light having incoherent perpendicular electric field components equal to the electric field components along the major and minor axes of the ellipse. Increasing use by atomic experimenters of synchrotron radiation, which is known to be elliptica...

2003
Sandhya Choubey

We review the potential of long and intermediate baseline reactor neutrino experiments in measuring the mass and mixing parameters. The KamLAND experiment can measure the solar mass squared difference very precisely. However it is not at the ideal baseline for measuring the solar neutrino mixing angle. If low-LMA is confirmed by the next results from KamLAND, a reactor experiment with a baselin...

2002
V I KUVSHINOV A V KUZMIN

On example of the model field system we demonstrate that quantum fluctuations of non-abelian gauge fields leading to radiative corrections to Higgs potential and spontaneous symmetry breaking can generate order region in phase space of inherently chaotic classical field system. We demonstrate on the example of another model field system that quantum fluctuations do not influence on the chaotic ...

2008
Qiangmin Wei Kun-Dar Li Jie Lian Lumin Wang

An analytical formula is developed for the evolution of angular dependence of sputtering yields by extending the theory of sputtering yield proposed by Sigmund. We demonstrate that the peak of sputtering yield at oblique incidence can be attributed to a balance between the increased energy deposited on the surface by incident ion which enhances the sputtering yield and the decreased depth trave...

2016
M. Schmidt

We analyse a continuous magnon spectrum which is excited in FMR in a ferromagnetic sample with dislocations. Calculations are presented for the moments of the uniform mode. Numerical comparisons of the moment method with literature data and the Born approximation are given for the broadening of the resonance line. In monocrystalline ferromagnets, the dislocations have the remarkable effect on r...

1969
Zaven G. T. Guiragossian Aharon Levy

Agreement with the Vector Dominance Model predictions are obtained in a system where the pion produced vector mesons are subjected to a complete transversality projection. In this system the admixture of polarizations from the element pi0 are suppressed by a dynamical unitary transformation on the helicity frame spin density matrix. The tests . are applied to pion photoproduction data by polari...

2007
D. Greenhill

The Hough transform is adapted to determine fringe spacings and orientations of noisy interferometric images consisting of one or more superimposed Young’s fringe patterns. These measurements are used to calculate the deformation of concrete under stress, and are part of an investigation into the impact of traffic flow on bridge stability. Introduction: A specklegram is a double-exposed negativ...

1996
Gary T. Horowitz Tsukasa Tada

We construct a new extreme black hole solution in toroidally compactified heterotic string theory. The black hole saturates the Bogomol’nyi bound, has zero angular momentum, but nonzero electric dipole moment. It is obtained by starting with a higher dimensional rotating charged black hole, and compactifying one direction in the plane of rotation. Typeset using REVTEX email: [email protected]...

2005
J. W. Lynn

The triple-axis neutron scattering technique has been used to measure the temperature dependence of the spin-wave and critical scattering below Tc(-120 K) in the metallic ferromagnet C0S2. Tne spin-wave dispersion relations at small propagation vectors(IqlfO.SA") can be described by flto •Dq-Eq' with D of about 110 meV-A and E/D of 1>U2A at 78 K.with a small anisotropy observed in the different...

2008
Akikazu Hashimoto

We consider the Melvin Twist of AdS5×S5 under U(1)×U(1) isometry of the boundary S3 of the global AdS5 geometry and identify its field theory dual. We also study the thermodynamics of the Melvin deformed theory. Melvin twist, also known as the T-s-T transformation, is a powerful solution generating technique in supergravity and string theories [1–6]. The procedure relies on having a U(1)× U(1) ...

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