Optics and Photonics News

RSS

Single-Shot Time-of-Flight Ranging Improves Accuracy

In an article published in Optics and Lasers in Engineering, researchers discussed the vortex beam-based single-shot time-of-flight (TOF) ranging with sub-wavelength accuracy.

26 Jul 2022

Measuring Distance and Speed Simultaneously with New LiDAR System

In a study published in the journal Optics and Lasers in Engineering, researchers have presented a frequency-modulated continuous-wave light detection and ranging (LiDAR) system based on an H13C14N standard gas cell to measure distance and speed simultaneously.

25 Jul 2022

Designing an Optical Kerr Switch Based on Two-Level Emitter

In a preproof study from the journal Optics Communications, a scheme for designing an optical Kerr switch based on a two-level emitter coupled to a graphene resonator and cavity has been proposed.

25 Jul 2022

Potential Blue Light Hazard from LED Headlamps

The potential "blue light hazard" to the retina posed by white light headlights is uncertain and has been discussed in recent research.

25 Jul 2022

Introducing High-Performance Quantum Dot Light-Emitting Devices

In a pre-proof study from Organic Electronics, researchers have used the photolithographic method to design high-resolution, highly efficient quantum dot light-emitting diodes (QLEDs) patterned by ultraviolet-induced ligand exchange.

22 Jul 2022

Researchers Develop Ultrasensitive Analysis Method for Environmental Contaminants

In a study published in Analytical Chemistry, researchers have designed a microfluidic photoelectrochemical (PEC) aptasensor using photoactive AgBr/CuBi2O4 (ACO) composites for rapid and ultrasensitive detection of environmental contaminants.

22 Jul 2022

Realizing the Full Potential of Fiber Meta-Optics

A study published in the journal Nature Communications presents the nanoprinting of a 3D achromatic diffractive metalens on the end face of a single-mode fiber, achieving achromatic and polarization-insensitive focusing across the complete near-infrared telecommunication wavelength.

21 Jul 2022

Two-Photon LiDAR Technology Improves Depth Resolution

Optica Publishing Group recently published a study on a quantum interference-inspired approach to light detection and ranging (LiDAR) that achieves optical coherence tomography (OCT) depth resolutions without requiring high levels of stability.

21 Jul 2022

Researchers Improve Food Safety with Spectroscopy and In Silico Prediction Tools

Food contact materials (FCMs) are challenging to identify because of their complicated matrices and restricted commercial standards. Using tools based on machine-learning algorithms can help identify these substances.

21 Jul 2022

Using Femtosecond Laser Surface Processing and AI to Predict Surface Emissivity

In a pre-proof study from the Journal of Quantitative Spectroscopy and Radiative Transfer, researchers used artificial intelligence (AI) models to effectively predict the emissivity of functionalized surfaces produced by the femtosecond laser surface processing method.

21 Jul 2022