Results 31 to 40 of about 934 (185)

Vision‐Augmented Wearable Interfaces: Bioinspired Approaches for Realistic AI‐Human‐Machine Interaction

Advanced Materials Technologies, EarlyView.
This review presents recent progress in vision‐augmented wearable interfaces that combine artificial vision, soft wearable sensors, and exoskeletal robots. Inspired by biological visual systems, these technologies enable multimodal perception and intelligent human–machine interaction.
Jihun Lee, Gwuidong Ryu, Kisoo Kim, Feng Xu, Won Gu Lee   +4 more
wiley   +1 more source

Emerging Device Applications From Strong Light–Matter Interactions in 2D Materials

Advanced Science, EarlyView.
Two‐dimensional semiconductors enable extremely compact optoelectronic devices such as solar cells, sensors, LEDs, and lasers. Their strong light–matter interactions allow efficient light emission, detection, and energy conversion. This review article discusses the recent progress in integrating these materials with optical cavities and nanostructures ...
Janani Archana K, Kumar Shwetabh, Reyas Ali, Ramji Velayutham, Koustav Das, Abhishek Mondal, Prashant Kumar, Surendra B. Anantharaman   +7 more
wiley   +1 more source

Evolution of laser technology for automotive LiDAR, an industrial viewpoint

Nature Communications
From an industry perspective, the past decade has been a whirlwind of innovation in automotive light detection and ranging (LiDAR). Numerous laser technologies and system solutions have been fiercely competing for market share.
Dong Liang, Cheng Zhang, Pengfei Zhang, Song Liu, Huijie Li, Shouzhu Niu, Ryan Z. Rao, Li Zhao, Xiaochi Chen, Hanxuan Li, Yijie Huo   +10 more
doaj   +1 more source

Contact lens embedded holographic pointer

Scientific Reports, 2023
In this paper we present an infrared laser pointer, consisting of a vertical-cavity surface-emitting laser (VCSEL) and a diffractive optical element (DOE), encapsulated into a scleral contact lens (SCL).
François-Maël Robert, Bernard Abiven, Maïna Sinou, Kevin Heggarty, Laure Adam, Vincent Nourrit, Jean-Louis de Bougrenet de la Tocnaye   +6 more
doaj   +1 more source

Optical Coherence Tomography for High‐Precision Industrial Inspection in Industry 4.0: Advances, Challenges, and Future Trends

Laser &Photonics Reviews, EarlyView.
This review examines how optical coherence tomography transforms industrial inspection by delivering real‐time, micrometer‐resolution, depth‐resolved imaging. It surveys applications across display manufacturing, thin films, microelectronics, laser processing, and coatings, evaluates performance against conventional techniques, and highlights emerging ...
Nipun Shantha Kahatapitiya, Sm Abu Saleah, Daewoon Seong, Naresh Kumar Ravichandran, Sangyeob Han, Ruchire Eranga Wijesinghe, Mansik Jeon, Jeehyun Kim   +7 more
wiley   +1 more source

High-Performance Zn-Diffusion 850-nm Vertical-Cavity Surface-Emitting Lasers With Strained InAlGaAs Multiple Quantum Wells

IEEE Photonics Journal, 2010
We demonstrate a high-performance Zn-diffusion 850-nm vertical-cavity surface-emitting laser (VCSEL). By the use of strained InAlGaAs/AlGaAs multiple quantum wells for the active region, our structure can have a much higher maximum output power, higher ...
J.-W. Shi, W.-C. Weng, F.-M. Kuo, Ying-Jay Yang, S. Pinches, M. Geen, A. Joel   +6 more
doaj   +1 more source

Experimental realization of dual task processing with a photonic reservoir computer

APL Photonics, 2020
We experimentally demonstrate the possibility to process two tasks in parallel with a photonic reservoir computer based on a vertical-cavity surface-emitting laser (VCSEL) as a physical node with time-delay optical feedback.
Jeremy Vatin, Damien Rontani, Marc Sciamanna   +2 more
doaj   +1 more source

Fourier Ptychography-Based Measurement of Beam Divergence Angle for Vertical Cavity Surface-Emitting Laser

Photonics, 2023
The Vertical Cavity Surface-Emitting Laser (VCSEL) has led to the rapid development of advanced fields such as communication, optical sensing, smart cars, and more. The accurate testing of VCSEL beam quality is an important prerequisite for its effective
Leilei Jia, Xin Qian, Lingyu Ai
doaj   +1 more source

Design and Fabrication of the Reliable GaN Based Vertical-Cavity Surface-Emitting Laser via Tunnel Junction

Crystals, 2019
In this study, we theoretically designed and experimentally fabricated an InGaN vertical-cavity surface-emitting laser (VCSEL) with a tunnel junction (TJ) structure. From numerical simulation results, the optical loss of the device can be reduced by a TJ
Chih-Chiang Shen, Yun-Ting Lu, Yen-Wei Yeh, Cheng-Yuan Chen, Yu-Tzu Chen, Chin-Wei Sher, Po-Tsung Lee, Ya-Hsuan Shih, Tien-Chang Lu, Tingzhu Wu, Ching-Hsueh Chiu, Hao-Chung Kuo   +11 more
doaj   +1 more source

All-Monolithically Integrated Self-Scanning Addressable VCSEL Array for 3D Sensing

Photonics, 2023
We propose an all-monolithically integrated self-scanning addressable vertical-cavity surface-emitting laser array for time-of-flight measurement. Some advantages of addressable VCSELs for ToF measurement applications include large reductions in power ...
Takashi Kondo, Junichiro Hayakawa, Daisuke Iguchi, Tomoaki Sakita, Takafumi Higuchi, Kei Takeyama, Seiji Ohno, Michiaki Murata, Hiroyuki Usami   +8 more
doaj   +1 more source