Zobrazeno 1 - 10
of 506
pro vyhledávání: '"Changzhi, Gu"'
Publikováno v:
Communications Physics, Vol 7, Iss 1, Pp 1-6 (2024)
Abstract Phase change materials have been widely exploited in active metasurfaces due to their large index contrast. Despite recent advances in phase-change metasurfaces, it remains a challenge to integrate diverse reconfigurable optical functionalit
Externí odkaz:
https://doaj.org/article/bbc1ae476cb64dfa9b8ca79bfd090b10
Autor:
Xin Huang, Qinghu Bai, Yang Guo, Qijie Liang, Tengzhang Liu, Wugang Liao, Aizi Jin, Baogang Quan, Haifang Yang, Baoli Liu, Changzhi Gu
Publikováno v:
Nanomaterials, Vol 14, Iss 23, p 1936 (2024)
Besides the intensity and wavelength, the ability to analyze the optical polarization of detected light can provide a new degree of freedom for numerous applications, such as object recognition, biomedical applications, environmental monitoring, and
Externí odkaz:
https://doaj.org/article/ef809fafc8c74539a1653d86866fa3ea
Publikováno v:
Advanced Science, Vol 11, Iss 20, Pp n/a-n/a (2024)
Abstract In recent years, numerous efforts have been devoted to exploring innovative micro/nano‐optical devices (MNODs) with reconfigurable functionality, which is highly significant because of the progressively increasing requirements for next‐g
Externí odkaz:
https://doaj.org/article/11da909e78194e3386e7ed76a7542421
Autor:
Peng Fu, Shuo Du, Wenze Lan, Leyong Hu, Yiqing Wu, Zhenfei Li, Xin Huang, Yang Guo, Weiren Zhu, Junjie Li, Baoli Liu, Changzhi Gu
Publikováno v:
Communications Physics, Vol 6, Iss 1, Pp 1-9 (2023)
Abstract Metasurfaces are 2D artificial nanostructures that exhibit fascinating optical phenomena and flexible capabilities. Multi-optical-parameter metasurfaces have advantages over single-function or single-dimensional metasurfaces, especially in p
Externí odkaz:
https://doaj.org/article/02a5cc4ba63f430a9432abea0598b355
Autor:
Shuangquan Fang, Wenpeng Guo, Yuanyuan Huang, Mingjian Shi, Xuezeng Tian, Baogang Quan, Xinlong Xu, Jian Yi, Nan Jiang, Changzhi Gu
Publikováno v:
iScience, Vol 27, Iss 2, Pp 108939- (2024)
Summary: Composite structures integrated with metasurfaces and nonlinear films have emerged as alternative candidates to enhance nonlinear response. The cooperative interaction between the two components is complicated. Herein, a split-ring resonator
Externí odkaz:
https://doaj.org/article/d12c8a2f7faa473c9ffc487c114b1e6d
Autor:
Ruixuan Zheng, Ruhao Pan, Guangzhou Geng, Qiang Jiang, Shuo Du, Lingling Huang, Changzhi Gu, Junjie Li
Publikováno v:
Nature Communications, Vol 13, Iss 1, Pp 1-8 (2022)
A dielectric metalens consisting of ultrahigh aspect ratio TiO2 nanofins array is demonstrated to realize active multiband varifocal functionality. By regulating the orbital angular momentum, the focal length can be switched from 5 mm to 35 mm with l
Externí odkaz:
https://doaj.org/article/28737cea48da44e4af6053830052dbdf
Autor:
Shanshan Chen, Zhiguang Liu, Huifeng Du, Chengchun Tang, Chang-Yin Ji, Baogang Quan, Ruhao Pan, Lechen Yang, Xinhao Li, Changzhi Gu, Xiangdong Zhang, Yugui Yao, Junjie Li, Nicholas X. Fang, Jiafang Li
Publikováno v:
Nature Communications, Vol 12, Iss 1, Pp 1-8 (2021)
The authors present on-chip and electromechanically reconfigurable nanokirigami with optical functionalities. 3D deformations are achieved via attractive electrostatic forces between a gold nanostructure layer and silicon substrate, resulting in opti
Externí odkaz:
https://doaj.org/article/242a7f824b2f4a428e7c8ed42e47c801
Autor:
Haiqing, Zhou, Huaichao, Yang, Caiyu, Qiu, Zheng, Liu, Fang, Yu, Lijun, Hu, Xiaoxiang, Xia, Haifang, Yang, Changzhi, Gu, Lianfeng, Sun
In this work, we report that when ferromagnetic metals (Fe, Co and Ni) are thermally evaporated onto n-layer graphenes and graphite, a metal nanowire and adjacent nanogaps can be found along the edges regardless of its zigzag or armchair structure. S
Externí odkaz:
http://arxiv.org/abs/1104.2666
Publikováno v:
Nanoscale; 5/14/2024, Vol. 16 Issue 18, p8907-8914, 8p
Publikováno v:
Micro and Nano Engineering, Vol 9, Iss , Pp 100076- (2020)
The sensitivity of plasmonic nanostructures based refractive index sensor can be improved by free-standing three-dimensional (3D) configuration. Here, by means of focused-ion-beam (FIB) induced folding technique, we fabricated arbitrary spatially ori
Externí odkaz:
https://doaj.org/article/a0be5ccdd17f4fb480c13c81748e3119