Results 111 to 120 of about 1,376,697 (345)

Integrated design of GaN-on-Si power devices and drivers

Dianzi Jishu Yingyong
An all-GaN power chip is designed to meet the application requirements of high-frequency power modules. The chip integrates the driver circuit and 300 V power devices, which effectively reduces the parasitic inductance caused by the discrete package, and
Yan Zhangzhe, Zhou Jianjun, Kong Yuechan
doaj   +1 more source

Integration of Perovskite/Low‐Dimensional Material Heterostructures for Optoelectronics and Artificial Visual Systems

Advanced Functional Materials, EarlyView.
Heterojunctions combining halide perovskites with low‐dimensional materials enhance optoelectronic devices by enabling precise charge control and improving efficiency, stability, and speed. These synergies advance flexible electronics, wearable sensors, and neuromorphic computing, mimicking biological vision for real‐time image analysis and intelligent
Yu‐Jin Du, Junjie Yang, Ziyu Lv, Yongbiao Zhai, Zezhuang Yi, Yuhui Xie, Ming‐Lin Zheng, Xiangyu Ma, Guodong Gong, Yan Wang, Ye Zhou, Su‐Ting Han   +11 more
wiley   +1 more source

Tampered and Computer-Generated Face Images Identification Based on Deep Learning

Applied Sciences, 2020
Image forgery is an active topic in digital image tampering that is performed by moving a region from one image into another image, combining two images to form one image, or retouching an image.
L. Minh Dang, Kyungbok Min, Sujin Lee, Dongil Han, Hyeonjoon Moon   +4 more
doaj   +1 more source

Al1‐xScxN‐Based Ferroelectric Domain‐Wall Memristors

Advanced Functional Materials, EarlyView.
(a) Conductive atomic force microscopy (CAFM) image of the initial state bidomain structure of the Al0.85Sc0.15N (a) showing an enhanced conductivity of the head‐to‐head domain boundary. (b) CAFM image of the same area after application of several −65 V, 1 s voltage pulses showing lower conductivity of the generated tail‐to‐tail domain walls.
Haidong Lu, Georg Schönweger, Niklas Wolff, Ziming Ding, Adrian Petraru, Isabel Streicher, Hermann Kohlstedt, Christian Kübel, Stefano Leone, Lorenz Kienle, Simon Fichtner, Alexei Gruverman   +11 more
wiley   +1 more source

Effects of parasitic gate capacitance and gate resistance on radiofrequency performance in LG = 0.15 μm GaN high-electron-mobility transistors for X-band applications

ETRI Journal
The effects of the parasitic gate capacitance and gate resistance (Rg) on the radiofrequency (RF) performance are investigated in LG = 0.15 μm GaN high-electron-mobility transistors with T-gate head size ranging from 0.83 to 1.08 μm.
Sung-Jae Chang, Hyeon-Seok Jeong, Hyun-Wook Jung, Su-Min Choi, Il-Gyu Choi, Youn-Sub Noh, Seong-Il Kim, Sang-Heung Lee, Ho-Kyun Ahn, Dong Min Kang, Dae-Hyun Kim, Jong-Won Lim   +11 more
doaj   +1 more source

Data Augmentation using Adversarial Networks for Tea Diseases Detection

Jurnal Elektronika dan Telekomunikasi, 2020
Deep learning technology has a better result when trained using an abundant amount of data. However, collecting such data is expensive and time consuming.  On the other hand, limited data often be the inevitable condition. To increase the number of data,
R. Sandra Yuwana, Fani Fauziah, Ana Heryana, Dikdik Krisnandi, R. Budiarianto Suryo Kusumo, Hilman F. Pardede   +5 more
doaj   +1 more source

A Vertically‐Stacked Optoelectronic Sensor for Localized Hemodynamics Monitoring

Advanced Functional Materials, EarlyView.
This work introduces a hemodynamics monitoring sensor that features vertically stacked microLEDs and a heterogeneously integrated photodetector. The vertically stacked microLEDs enable localized measurements, and by designing the interoptode distance according to the depth of the target region, this vertically stacked optoelectronic sensor is ...
Taeyeon Lee, Jieun Jung, Hyeongoh Park, Dongwuk Jung, Doyune Kim, Changeui Hong, Seungbeom Kang, Hyunsoo Kim, Tae Kim, Jongho Lee   +9 more
wiley   +1 more source

Adaptive Contrast Enhancement for Digital Radiographic Images using Image-to-Image Translation

Current Directions in Biomedical Engineering
Digital radiography in medicine is a widely used imaging method for obtaining visual information about the inside of a body. To prepare the acquired raw image for diagnostic evaluation, the contrast must be adjusted depending on the examined part of the ...
Popp Ann-Kathrin, Schumacher Mona, Himstedt Marian   +2 more
doaj   +1 more source

Synthesized of gallium Nitride/PSi nano thin films using 532 nm wavelength by pulsed laser deposition technique [PDF]

Engineering and Technology Journal
The porous silicon (PSi) substrate was accurately synthesized using photoelectrochemical etching. A Nanofilm gallium nitride (GaN) was then precisely deposited on this PSi substrate using pulsed laser deposition (PLD).
Abeer Abbas, Ali Alwahib, Makram Fakhri, Subash C. B. Gopinath, U. Hashim   +4 more
doaj   +1 more source

Sample Generation with Self-Attention Generative Adversarial Adaptation Network (SaGAAN) for Hyperspectral Image Classification

Remote Sensing, 2020
Hyperspectral image analysis plays an important role in agriculture, mineral industry, and for military purposes. However, it is quite challenging when classifying high-dimensional hyperspectral data with few labeled samples.
Wenzhi Zhao, Xi Chen, Jiage Chen, Yang Qu   +3 more
doaj   +1 more source