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Impacts of low-order aberrations on capacity of orbital-angular-momentum quantum states
Zheng-Da Hu, Jicheng Wang, Yun Zhu, Mengmeng Li, Sergei Khakhomov, Igor Semchenko
Communications in Theoretical Physics . 2023, (5): 55104 .  DOI: 10.1088/1572-9494/accbb4