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发信人: gky (Insulator), 信区: Physics 标 题: Re: 自旋流究竟实现了没有? 发信站: BBS 珞珈山水站 (Wed Aug 16 12:26:58 2006) OK,that is. Hall Effect of Light(PRL,93,083901,2004) by Masaru Onoda,Shuichi Murakami,and Naoto Nagaosa We derive the semiclassical equation of motion for the wave packet of light taking into account the Berry curvature in momentum-space. This equation naturally describes the interplay between orbital and spin angular momenta, i.e.,the conservation of the total angular momentum of light.This leads to the shift of wave-packet motion perpendicular to the gradient of the dielectric constant,i.e.,the polarization-dependent Hall effect of light.An enhancement of this effect in photonic crystals is also proposed. 【 在 prD (Recoba太可爱了) 的大作中提到: 】 : Direct electronic measurement of the spin Hall effect : by Valenzuela & Tinkham : This paper was published on Nature as a Letter last month. The second : ................... -- ※ 修改:·gky 於 Aug 16 12:30:57 2006 修改本文·[FROM: 159.226.36.*] ※ 修改:·gky 於 Aug 16 12:32:02 2006 修改本文·[FROM: 159.226.36.*] ※ 修改:·gky 於 Aug 16 12:33:09 2006 修改本文·[FROM: 159.226.36.*] ※ 来源:·珞珈山水BBS站 http://bbs.whu.edu.cn·[FROM: 159.226.36.*] |
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