Zobrazeno 1 - 10
of 1 319
pro vyhledávání: '"Dim-lee Kwong"'
Autor:
Wenting Wang, Alwaleed Aldhafeeri, Heng Zhou, Tristan Melton, Xinghe Jiang, Abhinav Kumar Vinod, Mingbin Yu, Guo-Qiang Lo, Dim-Lee Kwong, Chee Wei Wong
Publikováno v:
Communications Physics, Vol 7, Iss 1, Pp 1-11 (2024)
Abstract Dissipative Kerr soliton microcombs in microresonators have enabled fundamental advances in chip-scale precision metrology, communication, spectroscopy, and parallel signal processing. Here we demonstrate polarization-diverse soliton transit
Externí odkaz:
https://doaj.org/article/054de92cdbe848d283cc0485837fc101
Autor:
Wenting Wang, Ping-Keng Lu, Abhinav Kumar Vinod, Deniz Turan, James F. McMillan, Hao Liu, Mingbin Yu, Dim-Lee Kwong, Mona Jarrahi, Chee Wei Wong
Publikováno v:
Nature Communications, Vol 13, Iss 1, Pp 1-9 (2022)
High-spectral-purity frequency-agile room-temperature THz sources are foundational elements for imaging, sensing, metrology, and communications. Here a parametric oscillator-photomixer chip with coherent 2.8-octave tunable THz radiation is achieved.
Externí odkaz:
https://doaj.org/article/6ba578debf77418fa52e21451fcf2082
Publikováno v:
Communications Physics, Vol 4, Iss 1, Pp 1-10 (2021)
Optical frequency combs can provide phase-coherent links between optical frequencies and microwaves, allowing for precise optical frequency generation; however current technologies require external optical references or multiple power-intensive perip
Externí odkaz:
https://doaj.org/article/495e04627a594fde803c1f1f29233450
Publikováno v:
Physical Review Research, Vol 5, Iss 1, p 013172 (2023)
Dissipative Kerr solitons (DKSs) in microresonators have boosted the development of the chip-scale ultrastable microcomb sources, and thrived in both fundamental physics and a wide range of applications. Among various DKS states, single DKS, double D
Externí odkaz:
https://doaj.org/article/fb2d169676294d37a21e06603a245358
Autor:
Xiaoxu Chen, Hao Zhou, Yukuan Ma, Jiagui Wu, Jinghui Yang, Mingbin Yu, Dim-lee Kwong, Shouhuan Zhou, Chee Wei Wong
Publikováno v:
Results in Physics, Vol 26, Iss , Pp 104434- (2021)
A compact wideband optical switch assisted by graphene nanosheet heater is demonstrated by shifting the bandedge of the photonic crystal waveguides (PhCWG) through current-induced heating. The high heating efficiency of graphene and the high light-ma
Externí odkaz:
https://doaj.org/article/4759c4190b91425dad0578d0284ae350
Autor:
Shaonan Zheng, Hong Cai, Junfeng Song, Jun Zou, Patricia Yang Liu, Zhiping Lin, Dim-Lee Kwong, Ai-Qun Liu
Publikováno v:
IEEE Photonics Journal, Vol 11, Iss 5, Pp 1-9 (2019)
We experimentally demonstrate a spectrometer, which consists of an arrayed waveguide grating (AWG), tunable microring resonator (MRR) array, and waveguide-coupled Ge-on-Si photodetector, all integrated onto a single chip. The spectrometer achieves hi
Externí odkaz:
https://doaj.org/article/6bdf8b0f69494764a301efdfa1d37d5b
Autor:
Bowei Dong, Qiongfeng Shi, Tianyiyi He, Shiyang Zhu, Zixuan Zhang, Zhongda Sun, Yiming Ma, Dim‐Lee Kwong, Chengkuo Lee
Publikováno v:
Advanced Science, Vol 7, Iss 15, Pp n/a-n/a (2020)
Abstract Wearable photonics offer a promising platform to complement the thriving complex wearable electronics system by providing high‐speed data transmission channels and robust optical sensing paths. Regarding the realization of photonic computa
Externí odkaz:
https://doaj.org/article/37c905906b9c47b98b1eb116d3b4359c
Autor:
Yongjun Huang, Jaime Gonzalo Flor Flores, Ziqiang Cai, Mingbin Yu, Dim-Lee Kwong, Guangjun Wen, Layne Churchill, Chee Wei Wong
Publikováno v:
Scientific Reports, Vol 7, Iss 1, Pp 1-7 (2017)
Abstract For the sensitive high-resolution force- and field-sensing applications, the large-mass microelectromechanical system (MEMS) and optomechanical cavity have been proposed to realize the sub-aN/Hz1/2 resolution levels. In view of the optomecha
Externí odkaz:
https://doaj.org/article/e0873c505d804f5ab6e0ef9604e68da4
Autor:
Jiagui Wu, Shu-Wei Huang, Yongjun Huang, Hao Zhou, Jinghui Yang, Jia-Ming Liu, Mingbin Yu, Guoqiang Lo, Dim-Lee Kwong, Shukai Duan, Chee Wei Wong
Publikováno v:
Nature Communications, Vol 8, Iss 1, Pp 1-7 (2017)
Chaotic behaviour of optomechanical systems has only recently been investigated and observed. Here, Wuet al. study the chaos dynamics in a silicon platform where coupled electron-hole plasma dynamics is possible, providing a route towards chip-scale
Externí odkaz:
https://doaj.org/article/a4e1112640be4cc89e72339737b3f81a
Autor:
Bowei Dong, Ting Hu, Xianshu Luo, Yuhua Chang, Xin Guo, Hong Wang, Dim-Lee Kwong, Guo-Qiang Lo, Chengkuo Lee
Publikováno v:
Nanomaterials, Vol 8, Iss 11, p 893 (2018)
In this paper, we report a compact wavelength-flattened directional coupler (WFDC) based chemical sensor featuring an incorporated subwavelength grating (SWG) structure for the mid-infrared (MIR). By incorporating a SWG structure into directional cou
Externí odkaz:
https://doaj.org/article/988c1830fbfa44fe9da79207bed588a5