Results 111 to 120 of about 2,079,335 (239)

Highly efficient coupling between a monolithically integrated photonic crystal cavity and a bus waveguide [PDF]

, 2012
We experimentally demonstrate a new optical filter design comprising of a photonic crystal cavity and a low index bus waveguide which are monolithically integrated on a silicon-on-insulator (SOI) platform.
Ferrera, Marcello, Krauss, Thomas Fraser, Lidzey, David, Thomas F. Krauss, O'Faolain, Liam, Kieran Deasy, Debnath, Kapil, Karl Welna, Welna, Karl Peter, David Lidzey, Liam O'Faolain, Kapil Debnath, Deasy, Kieran, Marcello Ferrera   +13 more
core   +1 more source

The influence of timescales and data injection schemes for reservoir computing using spin-VCSELs

Communications Physics
Reservoir computing with photonic systems promises fast and energy efficient computations. Vertical emitting semiconductor lasers with two spin-polarized charge-carrier populations (spin-VCSEL), are good candidates for high-speed reservoir computing ...
Lukas Mühlnickel, Jonnel A. Jaurigue, Lina C. Jaurigue, Kathy Lüdge   +3 more
doaj   +1 more source

Near‐Infrared Light‐Driven Photocatalysis: From Advanced Light‐Harvesting Architectures to Rational Reactor Design

EcoEnergy, EarlyView.
This review systematically elucidates the regulatory strategies for NIR light, encompassing macroscopic mechanisms such as band engineering, localized surface plasmon resonance (LSPR), upconversion luminescence, and photosensitizer molecules. Furthermore, it provides an in‐depth discussion on their cutting‐edge applications in energy conversion (e.g ...
Huijuan Wang, Yongfang Sun, Hao Luo, Penghui Xu, Shaoquan Li, Yung‐Kang Peng, Xiaoyan Jin, Jianhui Jiang, Yufei Zhao   +8 more
wiley   +1 more source

Interface‐Engineered MXene/g‐C3N4 Heterostructures for Energy and Environmental Applications

EcoEnergy, EarlyView.
This review highlights how interface engineering in MXene/g‐C3N4 heterostructures regulates charge transfer, band alignment, and surface chemistry, enabling broad applications in photocatalytic conversion, environmental remediation, energy storage, and multifunctional sensing/therapy. ABSTRACT Two‐dimensional MXene/g‐C3N4 heterostructures have recently
Feng Wang, Geng Liu, Xiaoqiang An
wiley   +1 more source

Multifunctional Photonic Reservoir Computing Based on Semiconductor Laser With Optical Feedback

IEEE Photonics Journal
The human brain can efficiently handle multiple tasks simultaneously, with the structural segregation of brain regions closely linked to their functional specialization.
Liyue Zhang, Weijie Hong, Songsui Li, Wei Pan, Lianshan Yan, Bin Luo, Xihua Zou   +6 more
doaj   +1 more source

2D MXene‐Enabled Unidirectional Flexible Optoelectronic Memristor Toward Energy‐Efficient Neuromorphic Photosensing

ENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
A transparent and flexible ITO/ZnO/TiO2/MXene optoelectronic memristor is developed via low‐temperature solution processing, exhibiting intrinsic self‐rectification and analog synaptic plasticity. The device enables wavelength‐selective photosynaptic response and multimodal learning behaviors, demonstrating strong potential for neuromorphic ...
Shoaib Anwer, Muhammad Umair Khan, Nada AbuHamra, Waqas Waheed, Mahmoud Al‐Qutayri, Baker Mohammad   +5 more
wiley   +1 more source

Monitoring and assessment for obstructive sleep apnea

FlexMat, EarlyView.
This review systematically classifies Obstructive Sleep Apnea (OSA) monitoring indicators into three categories: physical, biochemical, and electrophysiological indicators, and lists several methods for each category. Abstract Obstructive sleep apnea (OSA) is a common chronic sleep‐disordered breathing disease characterized by recurrent upper airway ...
Yaowen Xu, Feifei Lin, Shujiao Chen, Zhen You, Shujing Zhu, Weiwei Zhao, Qiang Zhao   +6 more
wiley   +1 more source

Next-Generation Photonic Reservoir Computing Using Ultrafast All-Optical Nonlinearity

We experimentally demonstrate a photonic implementation of physical reservoir computing without a reservoir. Our scheme utilizes optical wave interference and ultra-fast second-order nonlinear processes in a fiber coupled periodically-poled lithium ...
David Patenaude, Midya Parto, Blake Rainwater, Noah Wilfond, Michael Rusinko   +4 more
core   +1 more source

Organic photonic synaptic transistors for bionic vision: From spectral engineering to flexible intelligent perception

FlexMat, EarlyView.
Different wavelength photonic synapses are used for biomimetic visual applications. Abstract Bionic intelligent visual perception systems have significant application prospects in fields such as autonomous driving and robotics, medical imaging and auxiliary diagnosis, security and monitoring.
Longlong Jiang, Shan Wu, Silu Feng, Heyi Huang, Wangyu Wu, Hong Han, Yao Ni   +6 more
wiley   +1 more source

Photonic Physical Reservoir Computing with Tunable Relaxation Time Constant

Advanced Science
Recent years have witnessed a rising demand for edge computing, and there is a need for methods to decrease the computational cost while maintaining a high learning performance when processing information at arbitrary edges.
Yutaro Yamazaki, Kentaro Kinoshita
doaj   +1 more source