The high-speed hybrid photodetector (HS-HPD) combines the advantages of a photomultiplier tube and a solid-state avalanche photodiode into the ideal photodetector for photoluminescence lifetime measurements.
Mass spectrometry is a valuable tool for detecting and analyzing microplastic pollution in the environment, which poses a serious threat to the ecosystem and human health.
Etching is a crucial technique used in photonics manufacturing that facilitates the construction of micro- and nanostructures in a variety of materials. In recent years, gas-assisted etching has emerged as a viable replacement for conventional wet etching techniques.
By Ibtisam Abbasi
2 May 2023
Optical amplifiers and modulators play an essential role in how data and information are rapidly transferred in a growing, interconnected, and interdependent world. Therefore, advancements in the performances of these two optical components are critically important to accommodate the growing networks of optical communication structures.
By Ilamaran Sivarajah
27 Apr 2023
Laser radiation safety is of paramount importance in the safe design, implementation, and utilization of lasers, with a focus on minimizing the risk of accidents, especially those involving eye injuries. The potential for even small amounts of laser light to cause permanent eye damage necessitates strict government regulations on the sale and use of lasers.
By Ben Pilkington
25 Apr 2023
A recent study published in Nano Letters proposed a novel technique that combines Raman spectroscopy, acoustic bioprinting, and machine learning for rapid bacterial identification. This innovative technique promises improved clinical diagnosis, safer food, faster drug development, and enhanced environmental monitoring.
Many gases are colorless and odorless, which means that leakage can readily go undiscovered. It is essential to utilize detectors that can calculate the concentrations of recognized gaseous species in a target atmosphere in many sectors that handle or manufacture gaseous species. This article discusses the properties and importance of laser-based gas analysis technologies.
By Surbhi Jain
18 Apr 2023
For the analysis of trace gases, a non-contact quartz-enhanced photoacoustic spectroscopy (NC-QEPAS) method has been demonstrated. The NC-QEPAS seeks to address the limitations of the quartz tuning fork (QTF), which is constrained in its application for sensing corrosive and dusty gas.
By Ilamaran Sivarajah
13 Apr 2023
Silicon light chip (SiLC) Technologies, a silicon photonics startup, has developed a frequency-modulated continuous wave (FMCW) LiDAR on-chip as a four-dimensional (4D) machine vision solution to address these issues and enable robots, vehicles, and other machines to obtain the data required to classify objects over short or long ranges with high resolutions and accuracy.
The optical lattice clock has revolutionized scientific timekeeping by achieving unprecedented levels of accuracy. This article will introduce an overview of optical lattice clocks, how they work, their impact on precision timekeeping, and recent research findings.