Results 91 to 100 of about 67,272 (298)

Highly Flexible and Conformable ZnO/FeGa Magnetoelectric Heterostructures for Skin wound Healing

open access: yesAdvanced Science, EarlyView.
The magnetic field‐induced electric field generated by a highly flexile ZnO(piezoelectric)/FeGa(magnetostrictive) magnetoelectric heterostructure embedded in the low Young's modulus elastomer PDMS has been used to stimulate the wound healing processes.
Filippos Perdikos   +17 more
wiley   +1 more source

Electrical and 850 nm Optical Characterization of Back-Gate Controlled 22 nm FDSOI PIN-Diodes Without Front-Gate

open access: yesIEEE Journal of the Electron Devices Society
We present electrical and optical $(\lambda =\rm {850~nm })$ measurement results of back-gate controlled SOI PIN-diodes without a front-gate, with an intrinsic Si film thickness of only ${\sim }\rm 6nm $ .
Jelle H. T. Bakker   +4 more
doaj   +1 more source

Photodiode-Based, Passive Ultraviolet Dosimeters [PDF]

open access: yes, 2004
Simple, passive instruments have been developed for measuring the exposure of material specimens to vacuum ultraviolet (VUV) radiation from the Sun. Each instrument contains a silicon photodiode and a coulometer.
Vaughn, Jason A., Gray, Perry
core  

Ferroelectric Devices for In‐Memory and In‐Sensor Computing

open access: yesAdvanced Science, EarlyView.
Inspired by biological systems, in‐memory and in‐sensor computing overcome von Neumann bottlenecks. Ferroelectric devices can mimic synaptic functions and sense stimuli like light or force, therefore are ideal for these paradigms. This review introduces the ferroelectric devices applied for in‐memory and in‐sensor computing, covering their structures ...
Hong Fang   +5 more
wiley   +1 more source

Photo receiver device of increased reliability and resistance to background lighting for FSO

open access: yesТехнологія та конструювання в електронній апаратурі
The exchange of information signals using optical channels is one of the main directions of development of modern telecommunication systems. Such communication channels include, in particular, the rapidly developing free space optical (FSO) technology ...
Volodymyr Lipka, Yurii Dobrovolsky
doaj   +1 more source

Automated Characterization of Single-Photon Avalanche Photodiode [PDF]

open access: yes, 2012
We report an automated characterization of a single-photon detector based on commercial silicon avalanche photodiode (PerkinElmer C30902SH). The photodiode is characterized by I-V curves at different illumination levels (darkness, 10 pW and 10 µW), dark ...
Audun Nystad Bugge   +7 more
core   +1 more source

Flexoelectricity in Photoconversion: Fundamentals, Materials, and Outlooks

open access: yesAdvanced Science, EarlyView.
Mechanical bending of a flexible cantilever induces a strain gradient in the photoactive material. The resulting flexoelectric field couples with photovoltaic and photoconductive effects, modulating charge generation, separation, and collection. A comparative analysis of oxide perovskites, halide perovskites, and two‐dimensional materials is presented,
Xiang Huang, Feng Li, Rongkun Zheng
wiley   +1 more source

Photodiode Development for Fluorescence Spectroscopy Applications [PDF]

open access: yes, 2009
Two photodiode architectures were designed, built, and tested for comparison for implementation into a fluorescence spectroscopy, or fluorometric, system. All devices were fabricated on 4-inch, N-type silicon substrates.
Goodman, Jeremy
core   +1 more source

Development of Precision Information Measuring System for Ultraviolet Radiation

open access: yesAdvances in Electrical and Computer Engineering, 2014
Results of studying the neural network method are presented to reduce the amount of calibration points for the multisensor (MS), in particular for the photodiode.
ROSHCHUPKIN, O.   +3 more
doaj   +1 more source

Neuromorphic Near‐Sensor and In‐Sensor Computing Enabled by Next‐Generation Material‐Based Sensors

open access: yesAdvanced Science, EarlyView.
This Review presents a structural framework that classifies neuromorphic sensing into near‐sensor and in‐sensor architectures, clarifying physical coupling between sensing and computation. The framework connects neural and synaptic device functions with recent advances in optical, mechanical, and chemical sensing, compares energy consumption and ...
Su Yeon Jung   +7 more
wiley   +1 more source

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