Results 101 to 110 of about 1,043 (213)

Perovskite Photodetectors at the Intelligence Frontier: From Tunable Materials to Adaptive Optoelectronic Systems

Carbon Energy, EarlyView.
This comprehensive review presents a progressive roadmap for perovskite vision detectors. Centered on perovskite‐based artificial perception, the graphic illustrates a systematic evolution: starting with fundamental material engineering and device architectures, advancing toward complex functional strategies such as flexible neuromorphic imaging ...
Chenglong Li, Wei Qu, Deepak Kumar, Naini Jain, Nur Wardina Syahirah binti Mohamad Fadil, Nur Najiha binti Ahmad Rasid, Emannuel Kymakis, Maria Vasilopoulou, Chunxiong Bao, Feng Gao, Peng Gao, Sanjeev Kumar Sharma, Mohammad Khaja Nazeeruddin, Abd. Rashid bin Mohd Yusoff, Haotong Wei   +14 more
wiley   +1 more source

Nanophotonic Biosensors and the Paradigm of Trans‐Scale Autonomous Bio‐Integrated Diagnostics for Addressing Health Complexities

Electron, EarlyView.
Physics‐driven advances in optical nanobiosensors for rapid, miniaturized, and point‐of‐care diagnostics for next‐generation decentralized and personalized healthcare based on sensor intelligence. ABSTRACT Public health emergencies and the escalating burden of chronic diseases necessitate a paradigm shift from centralized laboratory testing to rapid ...
Vishal Chaudhary, Harsh Sable, Sonu Sonu, Lakshita Phor, Reddicherla Umapathi, Pradeep Bhadola   +5 more
wiley   +1 more source

Advancing super‐resolution stimulated emission depletion microscopy with luminescent lanthanide nanocrystals

FlexMat, EarlyView.
The state‐of‐the‐art research advances and its cutting‐edge application in super resolution stimulated emission depletion technology based on luminescent lanthanide nanocrystals. Abstract Stimulated emission depletion (STED) microscopy overcomes the diffraction limit to reveal subcellular structures beyond the reach of conventional optical methods ...
Yaqi Chen, Tengfei Ma, Shuping Huang, Wei Guo, Yiming Wu   +4 more
wiley   +1 more source

Low-loss phase change materials-based reprogrammable non-volatile 1 × 2 switch on integrated metasurfaces

iScience
Summary: With their profound ability to manipulate electromagnetic waves, metasurfaces are at the forefront of a revolution in modern optics and photonics. Despite significant advancements, the quest for programmable and controllable metasurfaces remains
Muhammad Shemyal Nisar, Naeem Ullah, Shahid Iqbal, Sai-Wai Wong, Zia Ullah Khan, Xiaoqing Tian, Yibin Tian   +6 more
doaj   +1 more source

Artificial structures for human‐machine interfaces with closed‐loop interaction

FlexMat, EarlyView.
Artificial structures bridge sensing and feedback in closed‐loop human‐machine interfaces by providing geometry‐enabled mechanical and functional programmability. This review maps the role of artificial structures in diverse sensing modalities and feedback strategies, and illustrates their integration into closed‐loop interaction systems, highlighting ...
Taiqi Hu, Taisong Pan, Siqi Chen, Yiting Zhang, Yuan Lin   +4 more
wiley   +1 more source

Complex‐Amplitude Programmable Versatile Metasurface Platform Driven by Guided Wave

Advanced Science
Metasurfaces have shown unparalleled controllability of electromagnetic (EM) waves. However, most of the metasurfaces need external spatial feeding sources, which renders practical implementation quite challenging.
Jian‐Qiao Han, Fan‐Yi Meng, Chunsheng Guan, Cong Wang, Tao Jin, Tong Cai, Chang Ding, Shah Nawaz Burokur, Qun Wu, Xumin Ding   +9 more
doaj   +1 more source

Real-time programmable metasurface for terahertz multifunctional wave front engineering. [PDF]

Light Sci Appl, 2023
Lan F, Wang L, Zeng H, Liang S, Song T, Liu W, Mazumder P, Yang Z, Zhang Y, Mittleman DM.   +9 more
europepmc   +1 more source

A visible‐to‐infrared miniaturized indium selenide spectrometer enabled by a gate‐tunable spectral response matrix

InfoScience, EarlyView.
Traditional light‐analyzing tools, known as spectrometers, are typically too bulky and expensive to fit into portable electronics like smartphones or wearables. In this study, we developed a microscopic, high‐performance spectrometer using a material called Indium Selenide combined with smart algorithms to accurately analyze light from the visible to ...
Jing Chen, Zhen‐Hua Wang, Zheng Zhang, Hengji Li, Xiao‐Ming Wu, Tian‐Ling Ren, Hong Liu, Min Jin, Lin Han   +8 more
wiley   +1 more source

Modulo-addition operation enables terahertz programmable metasurface for high-resolution two-dimensional beam steering. [PDF]

Sci Adv, 2023
Li W, Chen B, Hu X, Guo H, Wang S, Wu J, Fan K, Zhang C, Wang H, Jin B, Chen J, Wu P.   +11 more
europepmc   +1 more source

Thin‐film lithium niobate photonics: Frontiers in millimeter‐wave and terahertz generation and integrated applications

InfoScience, EarlyView.
With the advancement of 6G communications, high‐precision radar, and advanced imaging technologies, there is a growing demand for compact, high‐performance light sources capable of generating high‐frequency radio waves (millimeter‐wave and terahertz waves). This article systematically introduces how to efficiently generate these high‐frequency waves on
Jianfeng Xiong, Zhenyu Wang, Xu Li, Guo Tang, Sizhe Wang, Jiyuan Huang, Guochao Wang, Shuhua Yan, Wenzhao Sun   +8 more
wiley   +1 more source