We discuss a new gravitational effect that the wave packet of a free-fall quantum particle undergoes a spin-dependent transverse shift in Earth’s gravitational field.This effect is similar to the geometric spin Hall ...We discuss a new gravitational effect that the wave packet of a free-fall quantum particle undergoes a spin-dependent transverse shift in Earth’s gravitational field.This effect is similar to the geometric spin Hall effect(GSHE)(Aiello 2009 et al Phys.Rev.Lett.103100401),and can be called gravity-induced GSHE.This effect suggests that the free-fall wave packets of opposite spin-polarized quantum particles can be split in the direction perpendicular to spin and gravity.展开更多
基金This work is supported by the National Natural Science Foundation of China(Grant Nos.11 535 005 and 11 275 077)Wang also gratefully acknowledges financial support from the Scientific Research Project of Hubei Polytechnic University(Project No.20xjz02R).
文摘We discuss a new gravitational effect that the wave packet of a free-fall quantum particle undergoes a spin-dependent transverse shift in Earth’s gravitational field.This effect is similar to the geometric spin Hall effect(GSHE)(Aiello 2009 et al Phys.Rev.Lett.103100401),and can be called gravity-induced GSHE.This effect suggests that the free-fall wave packets of opposite spin-polarized quantum particles can be split in the direction perpendicular to spin and gravity.
