Institute of Microscale Optoelectronics Innovation Centre for Optoelectronic Science&Technology Laboratory of Optoelectronic Devices and Systems of Ministry of Education and Guangdong Province Key Laboratory of Micro-Nano Photonic Information Technology Laboratory of Artificial Intelligence and Digital Economy(SZ) University 518060;
Faculty of Information Technology University of Science and Technology 519020;
Department of Applied Physics and Photonics(IR-TONA) Universiteit Brussels 2-1050 Brussels;
Institute of Advanced Photonics Technology of Information Engineering University of Technology 510006;
B-AsP nanomaterial; all-optical phase-modulated system; spatial asymmetric light propagation;