论文标题

在磁场中产生扭曲的颗粒

Production of twisted particles in magnetic fields

论文作者

Zou, Liping, Zhang, Pengming, Silenko, Alexander J.

论文摘要

(准)均匀磁场的使用为产生具有轨道角动量的扭曲颗粒的新可能性。确定适合在均匀磁场中产生带电颗粒的量子状态。详细分析了从电磁阀到真空或另一个电磁阀的粒子穿透。实验允许开发扭曲正电子和正电子的一个成功发现。我们发现,随着电磁阀中粒子通过的距离,增加了粒子旋转相位不确定性的新效果。这种效果会导致令人兴奋的新可能性在没有其他设备(例如粒子源)的真实螺线管中产生扭曲的颗粒。

The use of a (quasi)uniform magnetic field opens new possibilities for a production of twisted particles having orbital angular momenta. Quantum states suitable for a production of charged particles in a uniform magnetic field are determined. The particle penetration from a solenoid to vacuum or another solenoid is analyzed in detail. Experiments allowing one successful discoveries of twisted positrons and positroniums are developed. We find a new effect of increasing a uncertainty of phase of the particle rotation with the distance passed by the particle in the solenoid. This effect leads to exciting new possibilities of production of twisted particles in real solenoids without additional devices like particle sources.

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