Results 21 to 30 of about 175,328 (304)

Deep template matching for offline handwritten Chinese character recognition

open access: yesThe Journal of Engineering, 2019
Just like its remarkable achievements in many computer vision tasks, the convolutional neural networks provide an end-to-end solution in handwritten Chinese character recognition (HCCR) with great success.
Zhiyuan Li   +4 more
doaj   +1 more source

Design and Switching Characteristics of Flip-Chip GaN Half-Bridge Modules Integrated with Drivers

open access: yesApplied Sciences, 2021
Half-bridge modules with integrated GaN high electron mobility transistors (HEMTs) and driver dies were designed and fabricated in this research. Our design uses flip-chip technology for fabrication, instead of more generally applied wire bonding, to ...
Lin Wang   +6 more
doaj   +1 more source

LC-YOLO: A Lightweight Model with Efficient Utilization of Limited Detail Features for Small Object Detection

open access: yesApplied Sciences, 2023
The limited computing resources on edge devices such as Unmanned Aerial Vehicles (UAVs) mean that lightweight object detection algorithms based on convolution neural networks require significant development.
Menghua Cui   +6 more
doaj   +1 more source

Microscopy of defects in semiconductors [PDF]

open access: yes, 2019
In this chapter, the authors discuss microscopy techniques that can be useful in addressing defects in semiconductors. They focus on three main families: scanning probe microscopy, scanning electron microscopy and transmission electron microscopy.
Oliver, Rachel A   +3 more
core   +3 more sources

Theoretical System of Contact-Mode Triboelectric Nanogenerators for High Energy Conversion Efficiency

open access: yesNanoscale Research Letters, 2018
As the rapid expansion of next-generation electronics, portable and efficient energy sources has become one of the most important factors impeding the market development.
Huamin Chen   +4 more
doaj   +1 more source

Amorphous group III–V semiconductors

open access: yes, 2016
Structural disorder is common to the amorphous Group IV and III–V semiconductors as manifested by an increase in bondlength and Debye-Waller factor and a decrease in coordination number relative to the crystalline phase.
Ridgway, Mark C.
core   +1 more source

Exploiting Small-Norm Polynomial Multiplication with Physical Attacks

open access: yesTransactions on Cryptographic Hardware and Embedded Systems
We present a set of physical profiled attacks against CRYSTALS-Dilithium that accumulate noisy knowledge on secret keys over multiple signatures, finally leading to a full key recovery attack. The methodology is composed of two steps.
Olivier Bronchain   +4 more
doaj   +1 more source

Density Measurement of Irradiated and Nonirradiated Zirconium Oxide by Ptychographic X‐Ray Computed Tomography (PXCT)

open access: yesAdvanced Engineering Materials, EarlyView.
Mass density governs the protective behavior of oxide layers on nuclear fuel cladding. Ptychographic X‐ray computed tomography measures zirconium oxide grown on Zircaloy‐4 under reactor and autoclave conditions, revealing nearly identical bulk densities of 5.1 ± 0.80 g cm−3.
Okan Yetik   +9 more
wiley   +1 more source

Tuning the Surface Morphologies and Properties of ZnO Films by the Design of Interfacial Layer

open access: yesNanoscale Research Letters, 2017
Wurtzite ZnO films were grown on MgO(111) substrates by plasma-assisted molecular beam epitaxy (MBE). Different initial growth conditions were designed to monitor the film quality.
Yaping Li   +9 more
doaj   +1 more source

Dominant Loss Mechanisms of Whispering Gallery Mode RF-MEMS Resonators with Wide Frequency Coverage

open access: yesSensors, 2020
This work investigates the dominant energy dissipations of the multi-frequency whispering gallery mode (WGM) resonators to provide an insight into the loss mechanisms of the devices.
Zeji Chen   +6 more
doaj   +1 more source

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