Kinetic model for q-deformed bosons and fermions

被引:66
作者
Kaniadakis, G
Lavagno, A
Quarati, P
机构
[1] POLITECN TORINO, INFM, I-10129 TURIN, ITALY
[2] IST NAZL FIS NUCL, CAGLIARI, ITALY
[3] IST NAZL FIS NUCL, I-10125 TURIN, ITALY
关键词
D O I
10.1016/S0375-9601(97)00068-6
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We have studied the kinetics of q-deformed bosons and fermions, within a semiclassical approach. This investigation is realized by introducing a generalized exclusion-inclusion principle, intrinsically connected with the quantum q-algebra by means of the creation and annihilation operator matrix elements. In this framework, we have derived a nonlinear Fokker-Planck equation for q-deformed bosons and fermions which can be seen as a time evolution equation, appropriate to consider nonequilibrium or near-equilibrium systems in a semiclassical approximation. The steady state of this equation reproduces in a simple mode the q-oscillators equilibrium statistics.
引用
收藏
页码:227 / 231
页数:5
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