Zobrazeno 1 - 10
of 309
pro vyhledávání: '"Xiao, Shuyuan"'
Autor:
Tang, Qin, Zhang, Dandan, Xiao, Shuyuan, Qin, Meibao, He, Jizhou, Liu, Tingting, Liao, Qinghua, Yu, Tianbao
Here, we propose an etchless bismuth-substituted yttrium iron garnet layer assisted by a one-dimensional resonant grating waveguide to enhance transverse magneto-optical Kerr effect (TMOKE) via the excitation of quasi-bound state in the continuum. Th
Externí odkaz:
http://arxiv.org/abs/2409.05121
Autor:
Liu, Tingting, Qiu, Jumin, Xu, Lei, Qin, Meibao, Wan, Lipeng, Yu, Tianbao, Liu, Qiegen, Huang, Lujun, Xiao, Shuyuan
Optical metasurfaces have revolutionized analog computing and image processing at sub-wavelength scales with faster speed and lower power consumption. They typically involve spatial differentiation with engineered angular dispersion. Quasi-bound stat
Externí odkaz:
http://arxiv.org/abs/2408.10106
Autor:
Shi, Xintong, Lin, Hai, Liu, Tingting, Shen, Yun, Tang, Rongxin, Li, Le, Zhang, Junyi, Wu, Yanjie, Duan, Shouxin, Zhao, Chenhui, Xiao, Shuyuan
Exceptional points (EPs), where eigenvalues and eigenstates coalesce, offer significant advantages in sensor design. However, the extreme sensitivity near EPs poses significant challenges due to fabrication errors and system noises, which degrade sen
Externí odkaz:
http://arxiv.org/abs/2408.00579
Autor:
Hou, Liang, Zhou, Hongyuan, Zhang, Dandan, Lu, Ganqing, Zhang, Dejiang, Liu, Tingting, Xiao, Shuyuan, Yu, Tianbao
The metalenses have been extensively studied for their compact and flexible characteristics in focusing and imaging applications. However, it remains a significant challenge to design a broadband achromatic metalens that maintains high efficiency und
Externí odkaz:
http://arxiv.org/abs/2407.19249
Publikováno v:
Physical Review A 109 (6), 063522 (2024)
Here we employ the quasi-bound state in the continuum (quasi-BIC) resonance in all-dielectric metasurfaces for efficient nonlinear processes in consideration of the backward frequency conversion. We theoretically study the second-harmonic generation
Externí odkaz:
http://arxiv.org/abs/2404.18696
Autor:
Zhang, Dandan, Liu, Tingting, Lei, Linlin, Deng, Weimin, Wang, Tongbiao, Liao, Qinghua, Liu, Wenxing, Xiao, Shuyuan, Yu, Tianbao
Publikováno v:
Physical Review B 109 (20), 205403 (2024)
The strong chiral light-matter interaction is crucial for various important fields such as chiral optics, quantum optics, and biomedical optics, driving a quest for the extreme intrinsic chirality assisted by ultrahigh quality ($Q$-) factor resonance
Externí odkaz:
http://arxiv.org/abs/2401.15845
Publikováno v:
Physical Review B 109 (15), 155424 (2024)
Here we demonstrate the efficient photon-pair generation via spontaneous parametric down conversion from a semiconductor metasurface supporting dual quasi-bound states in the continuum (quasi-BICs). In a simple metasurface design composed of AlGaAs e
Externí odkaz:
http://arxiv.org/abs/2401.14140
Publikováno v:
Physical Review Research 6 (2), 023258 (2024)
Optical metasurfaces empower us to manipulate the electromagnetic space and control light propagation at the nanoscale, offering a powerful tool to achieve modulation of light for information processing and storage. In this work, we propose a phase-c
Externí odkaz:
http://arxiv.org/abs/2401.03418
Autor:
Liu, Tingting, Zhang, Dandan, Liu, Wenxing, Yu, Tianbao, Wu, Feng, Xiao, Shuyuan, Huang, Lujun, Miroshnichenko, Andrey E.
Publikováno v:
Physical Review Applied 21 (4), 044004 (2024)
Recent advances in nonlocal metasurfaces have enabled unprecedented success in shaping the wavefront of light with spectral selectivity, offering new solutions for many emerging nanophotonics applications. The ability to tune both the spectral and sp
Externí odkaz:
http://arxiv.org/abs/2309.03626
Publikováno v:
SCIENCE CHINA Physics, Mechanics & Astronomy 66 (12), 124214 (2023)
The miniaturization of nonlinear light sources is central to the integrated photonic platform, driving a quest for high-efficiency frequency generation and mixing at the nanoscale. In this quest, the high-quality ($Q$) resonant dielectric nanostructu
Externí odkaz:
http://arxiv.org/abs/2305.18693