Mass transfer, detection and repair technologies in micro-LED displays

G Zhu, Y Liu, R Ming, F Shi, M Cheng - Science China Materials, 2022 - Springer
Micro-light emitting diode (micro-LED) is an emerging display technology with excellent
performance of high contrast, low power consumption, long lifetime, and fast response time …

Real-time high-resolution mid-infrared optical coherence tomography

NM Israelsen, CR Petersen, A Barh, D Jain… - Light: Science & …, 2019 - nature.com
The potential for improving the penetration depth of optical coherence tomography systems
by using light sources with longer wavelengths has been known since the inception of the …

SMD LED chips defect detection using a YOLOv3-dense model

SH Chen, CC Tsai - Advanced engineering informatics, 2021 - Elsevier
This research develops a defect detector on the basis of the you only look once version 3,
YOLOv3, and applies a process to inspect the chips of surface-mounted device light-emitting …

Fast industrial inspection of optical thin film using optical coherence tomography

MF Shirazi, K Park, RE Wijesinghe, H Jeong, S Han… - Sensors, 2016 - mdpi.com
An application of spectral domain optical coherence tomography (SD-OCT) was
demonstrated for a fast industrial inspection of an optical thin film panel. An optical thin film …

[HTML][HTML] Surface morphology analysis of metallic structures formed on flexible textile composite substrates

E Korzeniewska, J Sekulska-Nalewajko, J Gocławski… - Sensors, 2020 - mdpi.com
This paper compares methods for measuring selected morphological features on the surface
of thin metallic layers applied to flexible textile substrates. The methods were tested on a …

High-power and high-speed all-optical all-fiber wavelength-swept source at 2 μm based on a femtosecond laser and time stretch technique

C Shang, W Liu, Z Zeng, Z Wu, Z Fan, H Yue… - Infrared Physics & …, 2024 - Elsevier
We present an all-fiber all-optical high-speed wavelength-swept laser source at 2 μm with a
3-dB bandwidth of 33 nm and repetition rate of 18.4 MHz, by using optical time-stretch …

Optical coherence tomography–applications in non-destructive testing and evaluation

A Nemeth, G Hannesschläger… - Optical coherence …, 2013 - books.google.com
The field of non-destructive testing and evaluation (NDTE) comprises many different
techniques and approaches. Over the past few decades there have been tremendous …

In Vivo Monitoring on Growth and Spread of Gray Leaf Spot Disease in Capsicum annuum Leaf Using Spectral Domain Optical Coherence Tomography

NK Ravichandran, RE Wijesinghe… - Journal of …, 2016 - Wiley Online Library
We have demonstrated the application of optical coherence tomography (OCT) in diagnosis
of growth and spread of the gray leaf spot disease in Capsicum annuum leaf caused by the …

Online monitoring of printed electronics by spectral-domain optical coherence tomography

E Alarousu, A AlSaggaf, GE Jabbour - Scientific reports, 2013 - nature.com
Abstract Spectral-Domain Optical Coherence Tomography (SD-OCT) is an optical method
capable of 3D imaging of object's internal structure with micron-scale resolution. Modern SD …