the National Key Technologies R&D Program of China(2022YFA1404301);the National Natural Science Foundation of China(12161141010).
Optical holography is a promising technique to achieve a naked-eye 3D display.However,the narrow viewing angle and chromatic aberration are the two key issues that usually limit the holographic display performance.A r...
supported by grants from the National Key Research and Development Program of China(2022YFB3806000);the National Natural Science Foundation of China(52325208 and 11974203);the Beijing Municipal Science and Technology Project(Z191100004819002).
Metalenses with achromatic performance offer a new opportunity for high-quality imaging with an ultracompact configuration;however,they suffer from complex fabrication processes and low focusing efficiency.In this stu...
supported by the National Natural Science Foundation of China (No.62105171);Zhejiang Provincial Natural Science Foundation (No.LY24F050001);Joint Funds of the National Natural Science Foundation of China (No.U21A2056);Key Research and Development Program of Zhejiang Province (No.2021C01025);K.C.Wong Magna Fund in Ningbo University。
In the field of long-wave infrared(LWIR) thermal imaging, vital for applications such as military surveillance and medical diagnostics, metalenses show immense potential for compact, lightweight, and low-power optical...
National Key Research and Development Program of China(No.2017YFA0700201);National Natural Science Foundation of China(No.11734007,No.12221004,No.62192771);Natural Science Foundation of Shanghai(No.20JC1414601);China Postdoctoral Science Foundation(No.2021 M690710).
Freely switching light transmission and absorption via an achromatic reflectionless screen is highly desired for many photonic applications(e.g.,energy-harvesting,cloaking,etc.),but available meta-devices often exhibi...
supported by the National Key Research and Development Program of China(No.2022YFA1604402);the National Natural Science Foundation of China(NSFC)(Nos.62375011,62005140,92250307,61831012,and 62175118)。
Terahertz(THz)lenses have numerous applications in imaging and communication systems.Currently,the common THz lenses are still based on the traditional design of a circular convex lens.In this work,we present a method...
supported by the National Natural Science Foundation of China(Grant Nos.62275269,60907003,61805278,61875168,and 22134005);the Chongqing Talents Program for Outstanding Scientists(Grant No.cstc2021ycjh-bgzxm0178)。
Metalenses,which may effectively manipulate the wavefront of incident light,have been proposed and extensively utilized in the development of various planar optical devices for specialized purposes.However,similar to ...
Diffractive liquid-crystal optics is a promising optical element for virtual reality(VR)and mixed reality as it provides an ultrathin formfactor and lightweight for human factors and ergonomics.However,its severe chro...
supported by the National Natural Science Foundation of China(Grant No.12004347);the Scientific and Technological Project in Henan Province(Grant Nos.222102210063 and 232102320057);the Aeronautical Science Foundation of China(Grant Nos.2020Z073055002 and 2019ZF055002);the Innovation and Entrepreneurship Training Program for College Students(Grant Nos.202210485007 and 202210485044);the Graduate Education Innovation Program Foundation(Grant No.2022CX53).
Metasurfaces have emerged as a flexible platform for shaping the electromagnetic field via the tailoring phase,amplitude,and polarization at will.However,the chromatic aberration inherited from building blocks’diffra...
supported in part by the National Natural Science Foundation of China(Grant No.62105376);the Guangdong Zhujiang Project(Grant Nos.2021ZT09X070 and 2021QN02X488).The authors declare no competing financial interests。
On-chip focusing of plasmons in graded-index lenses is important for imaging,lithography,signal processing,and optical interconnects at the deep subwavelength nanoscale.However,owing to the inherent strong wavelength ...
Metasurface-based polarimetry techniques have attracted lots of interests and been extensively studied in the past years,but are still hampered by narrow operating bandwidth and large crosstalk.Recently,Xian-Gang Luo'...