نتایج جستجو برای: wave packet systems
تعداد نتایج: 1411599 فیلتر نتایج به سال:
Time dependent wave packet calculations have been performed for the H + H2 nonreactive scattering, summed of elastic and inelastic probabilities, on the recent reported potential energy surface of the 3 H systems. The total probabilities for total angular momentum J up to 35 have been calculated to get the converged integral cross sections over collision energy range of 0.20 1.42 eV. Integral...
The interaction between matter and squeezed light has mostly been treated within the approximation that field correlation time is small. Methods for treating with more general correlations currently involve explicitly modeling systems producing light. We develop a purpose input-output theory particular form of narrowband -- wave-packet mode only cares about statistics shape wave packet. This fo...
The exact propagators of two one-dimensional systems with timedependent external fields are presented by following the path-integral method. It is shown that the Bloch acceleration theorem can be generalized to the impulsemomentum theorem in a quantum version. We demonstrate that an evolved Gaussian wave packet always retains its shape in an arbitrary time-dependent homogeneous driven field. Mo...
Non-Hermiticity and dephasing, collaborating in an unusual wave-packet dynamics, realize unconventional entanglement evolution a disordered, interacting, asymmetric (nonreciprocal) quantum medium. Taking the Hatano-Nelson model as concrete example, we first consider how wave packet spreads non-Hermitian disordered system for demonstrating that it is very different from Hermitian case. Interesti...
in this paper, behavior of teleoperation systems with modeling error and delay time error in smith predictor is discussed. in teleoperation systems, modeling error is inevitable. this paper discusses stability of teleoperation systems with modeling error. first, error of delay time in teleoperation systems by using of internet as communication channel is considered and the performance of smith ...
Observation of wave-packet propagation in the ion cyclotron range of frequencies in a tokamak plasma
Experimental observation of wave-packet propagation in the ion cyclotron range of frequencies in a tokamak plasma is reported. Studies were carried out in the Caltech Research Tokamak [Phys. Fluids 23,614 ( 1980) ] in a pure hydrogen plasma and in a regime where fast-wave damping was sufficiently small to permit multiple toroidal transits of the wave packet. Waves were launched by exciting a sm...
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