Optical reflectometric measurement of SARS-CoV-2 (COVID-19) RNA based on cationic cysteamine-capped gold nanoparticles [0.03%]
基于阳离子胱胺封端的金纳米颗粒的SARS-CoV-2(COVID-19)RNA光学反射测量法
Nur Diyana Jamaluddin,Nadiah Ibrahim,Nurul Yuziana Mohd Yusof et al.
Nur Diyana Jamaluddin et al.
The coronavirus disease (COVID-19) caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) emerged as a major public health outbreak in late 2019 and was proclaimed a global pandemic in March 2020. A reflectometric-based RNA ...
A single-film fiber optical sensor for simultaneous measurement of carbon dioxide and relative humidity [0.03%]
一种同时测量二氧化碳和相对湿度的单膜光纤传感器
LiangLiang Liu,Stephen P Morgan,Ricardo Correia et al.
LiangLiang Liu et al.
Colorimetric measurement is a versatile, low-cost method for bio-/chemical sensing and that has importance in biomedical applications. General carbon dioxide (CO2) sensors based on colorimetric change of a pH indicator report only one param...
Brandon J Walker,Yiqun Ma,Ian Bormett et al.
Brandon J Walker et al.
An open source remote monitoring system is designed and built to address the needs of researchers to provide basic illuminated visual indication of laser operation for university research laboratories that are equipped with multiple types o...
A photoacoustic imaging method for in-situ monitoring of laser assisted ceramic additive manufacturing [0.03%]
用于激光辅助陶瓷增材制造在体监控的光声成像方法
Baokai Cheng,Jincheng Lei,Hai Xiao
Baokai Cheng
We propose an in-situ monitoring method of laser assisted ceramic additive manufacturing (AM) fabrication process using photoacoustic (PA) imaging technique. This method is potentially very practical and of low cost, as it can be easily imp...
Laser-assisted embedding of all-glass optical fiber sensors into bulk ceramics for high-temperature applications [0.03%]
激光辅助将全玻璃光学光纤传感器嵌入陶瓷基体用于高温测量
Jincheng Lei,Qi Zhang,Yang Song et al.
Jincheng Lei et al.
We develop a laser-assisted sensor embedding process to embed all-glass optical fiber sensors into bulk ceramics for high-temperature applications. A specially designed two-step microchannel was fabricated on an Al2O3 substrate for sensor e...
Customised structural, optical and antibacterial characteristics of cinnamon nanoclusters produced inside organic solvent using 532 nm Q-switched Nd:YAG-pulse laser ablation [0.03%]
采用532nm准连续Nd:YAG激光脉冲辐照有机溶剂制备肉桂纳米簇及其结构、光学及抗菌性能研究
Ali Aqeel Salim,Hazri Bakhtiar,Sib Krishna Ghoshal et al.
Ali Aqeel Salim et al.
Biomedical values of organic natural cinnamon that are buried in their bulk counterpart can be exposed and customised via nanosizing. Based on this factor, a new type of spherical cinnamon nanoclusters (Cin-NCs) were synthesised using eco-f...
Three-dimensional non-destructive optical evaluation of laser-processing performance using optical coherence tomography [0.03%]
基于光学相干层析技术的激光加工三维无损检测方法
Youngseop Kim,Eun Seo Choi,Wooseop Kwak et al.
Youngseop Kim et al.
We demonstrate the use of optical coherence tomography (OCT) as a non-destructive diagnostic tool for evaluating laser-processing performance by imaging the features of a pit and a rim. A pit formed on a material at different laser-processi...
Qinqin Zhang,Jingang Wang,Mingwei Wang et al.
Qinqin Zhang et al.
We propose a new parameter w for optimization of foci distribution of conventional fractal zone plates (FZPs) with a greater depth of focus (DOF) in imaging. Numerical simulations of DOF distribution on axis directions indicate that the val...
P Kostov,W Gaberl,H Zimmermann
P Kostov
Several high-speed pnp phototransistors built in a standard 180 nm CMOS process are presented. The phototransistors were implemented in sizes of 40×40 μm2 and 100×100 μm2. Different base and emitter areas lead to different characteristi...