Results 51 to 60 of about 815,097 (318)

A Review of Recent Results on Simultaneous Interrogation of Multiple Fiber Bragg Grating-Based Sensors Using Microwave Photonics

Applied Sciences, 2019
We review recent results on exploiting microwave photonics to enable simultaneous interrogation of multiple fiber Bragg grating (FBG)-based sensors. In particular, we describe the use of (1) microwave photonic filtering and (2) chirped microwave pulse ...
Lawrence R. Chen, M. Comanici, Parisa Moslemi, Jingjing Hu, P. Kung   +4 more
semanticscholar   +1 more source

Establishing a Model Precursor System: Over a Decade of Research on Carbon Dots from the Citric Acid‐Urea System

Advanced Functional Materials, EarlyView.
The citric acid/urea (CA‐Urea) precursor system offers a versatile, scalable route to carbon dots with tunable luminescence and multifunctionality. Mechanistic insights into precursor chemistry and reaction parameters have enabled doping, surface modification, and hybridization strategies, yielding CDs for luminescent devices, sensing, catalysis ...
Yupeng Liu, Zhiqi Cai, Xiangxin Sun, Hanyi Zhang, Yiming Hao, Jun Wu, Zekun Yan, Xue Wu, Yiqi Liang, Liming Wang, Songnan Qu   +10 more
wiley   +1 more source

Field Trial of Cluster Target Detection by Broadband Microwave Photonic MIMO Radar

IEEE Journal of Microwaves
Cluster target detection is challenging for traditional narrow-band radars. Microwave photonic multiple-input-multiple-output (MIMO) radar is an emerging technique for accurate cluster target detection, which enhances range and angular resolution via its
Yuewen Zhou, Fangzheng Zhang, Jiayuan Kong, Yihan Wang, Jinhu Li, Kunyang Chen, Guanqun Sun, Yuhui He, Shilong Pan   +8 more
doaj   +1 more source

Harnessing optical micro-combs for microwave photonics

, 2018
In the past decade, optical frequency combs generated by high-Q micro-resonators, or micro-combs, which feature compact device footprints, high energy efficiency, and high-repetition-rates in broad optical bandwidths, have led to a revolution in a wide ...
Chu, Sai Tak, Little, Brent E., Mitchell, Arnan, Morandotti, Roberto, Moss, David J., Moss, DJ (reprint author), Swinburne Univ Technol, Ctr Microphoton, Hawthorn, Vic 3122, Australia., Nguyen, Thach G., Wu, Jiayang, Xu, Xingyuan   +8 more
core   +1 more source

Atomic Layer Deposition in Transistors and Monolithic 3D Integration

Advanced Functional Materials, EarlyView.
Transistors are fundamental building blocks of modern electronics. This review summarizes recent progress in atomic layer deposition (ALD) for the synthesis of two‐dimensional (2D) metal oxides and transition‐metal dichalcogenides (TMDCs), with particular emphasis on their enabling role in monolithic three‐dimensional (M3D) integration for next ...
Yue Liu, Taoyu Zou, Cheng‐Yan Xu, Liang Zhen, Yang Li, Yong‐Young Noh   +5 more
wiley   +1 more source

5.2-THz-bandwidth miniaturized spectrometer using a GHz-tunable laser

PhotoniX
The increasing demand for dispersion engineering in various photonic applications necessitates spectrometry with both kilohertz resolution and several terahertz bandwidth.
Huashan Yang, Xiaohu Tang, Hao Zhang, Lihan Wang, Zongxin Ju, Zhe Kang, Jijun He, Shilong Pan   +7 more
doaj   +1 more source

Nanophotonic soliton-based microwave synthesizers

, 2019
Microwave photonic technologies, which upshift the carrier into the optical domain to facilitate the generation and processing of ultrawide-band electronic signals at vastly reduced fractional bandwidths, have the potential to achieve superior ...
Bouchand, Romain, Guo, Hairun, He, Jijun, Karpov, Maxim, Kippenberg, Tobias J., Liu, Junqiu, Lucas, Erwan, Raja, Arslan S., Riemensberger, Johann, Wang, Rui Ning   +9 more
core   +1 more source

High-Power, Ultra-Low Noise Hybrid Lasers for Microwave Photonics and Optical Sensing

Journal of Lightwave Technology, 2018
This paper describes the design, fabrication, and excellent performance achieved with prototype hybrid lasers incorporating a high performance gain chip coupled into a fiber external cavity including a novel fiber Bragg grating (FBG) reflector.
P. Morton, M. Morton
semanticscholar   +1 more source

Microwave Photonic Radars [PDF]

Journal of Lightwave Technology, 2020
As the only method for all-weather, all-time and long-distance target detection and recognition, radar has been intensively studied since it was invented, and is considered as an essential sensor for future intelligent society. In the past few decades, great efforts were devoted to improving radar's functionality, precision, and response time, of which
Shilong Pan, Yamei Zhang
openaire   +1 more source

Opportunities of Semiconducting Oxide Nanostructures as Advanced Luminescent Materials in Photonics

Advanced Materials, EarlyView.
The review discusses the challenges of wide and ultrawide bandgap semiconducting oxides as a suitable material platform for photonics. They offer great versatility in terms of tuning microstructure, native defects, doping, anisotropy, and micro‐ and nano‐structuring. The review focuses on their light emission, light‐confinement in optical cavities, and
Ana Cremades, Pedro Hidalgo, David Maestre, Ruth Martínez‐Casado, Emilio Nogales, Beatriz Rodríguez, G. Cristian Vásquez, Bianchi Méndez   +7 more
wiley   +1 more source