The Hong Kong Polytechnic University(P0038180,P0039517,P0043485,P0045762);Shenzhen Science and Technology Innovation Program(JCYJ20220818100202005);Guangdong Science and Technology Department(2019BT02X105);Hong Kong Research Grant Council(15217721,C7074-21GF,R5029-19);Innovation and Technology Commission(GHP/043/19SZ,GHP/044/19GD);National Natural Science Foundation of China(81930048)。
Multimode fibers(MMFs)are a promising solution for high-throughput signal transmission in the time domain.However,crosstalk among different optical modes within the MMF scrambles input information and creates seemingl...
National Natural Science Foundation of China(61905197,62075183,62275218);China Postdoctoral Science Foundation(2022M712586);Guangdong Introducing Innovative and Entrepreneurial Teams of"The Pearl River Talent Recruitment Program"(2021ZT09X04);Basic and Applied Basic Research Foundation of Guangdong Province(2023A1515011335);Fundamental Research Funds for the Central Universities(D5000230117)。
The time-delay problem,which is introduced by the response time of hardware for correction,is a critical and nonignorable problem of adaptive optics(AO)systems.It will result in significant wavefront correction errors...
National Natural Science Foundation of China(11974071,61635005)。
Raman fiber lasers(RFLs)have broadband tunability due to cascaded stimulated Raman scattering,providing extensive degrees of freedom for spectral manipulation.However,the spectral diversity of RFLs depends mainly on t...
National Natural Science Foundation of China(61805123,61831012);National Key Research and Development Program of China(2017YFA0701000)。
Compared with traditional optical elements,metasurfaces have shown unique advantages in multifunctionality encoded in different frequencies,polarization states,and orbital angular momentums.However,the study of metasu...
Agency for Science,Technology and Research(A18A7b0058);National Natural Science Foundation of China(81627805,81671726,81930048);Guangdong Science and Technology Commission(2019A1515011374,2019BT02X105);Hong Kong Innovation and Technology Commission(GHP/043/19SZ,GHP/044/19GD,ITS/022/18);Hong Kong Research Grant Council(25204416,R5029-19);Shenzhen Science and Technology Innovation Commission(JCYJ20170818104421564)。
Optical focusing through scattering media is of great significance yet challenging in lots of scenarios,including biomedical imaging,optical communication,cybersecurity,three-dimensional displays,etc.Wavefront shaping...
National Natural Science Foundation of China(81627805,81671726,81671851,81827808,81930048);National Key Research and Development Program of China(2016YFC0103803,2017YFA0700401);Hong Kong Research Grants Council,University Grants Committee(25204416);Hong Kong Innovation and Technology Commission(ITS/022/18);Shenzhen Science:and Technology Innovation Commission(CYJ20170818104421564);CAS Scientific Instrument RD Programs(YjKYYQ20170075).
Edge enhancement is a fundamental and important topic in imaging and image processing,as perception of edge is one of the keys to identify and comprehend the contents of an image.Edge enhancement can be performed in m...