Optics and Photonics News

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Researchers Use Optical Remote Sensing to Monitor Forest Resources

A study published in Forests explored and compared multiple remote sensing methods and machine learning algorithms to estimate the forest growing stock in large-scale forests.

15 Sep 2022

Satellites and In-Situ Data Useful for Assessing Bio-Optical State of Water

A recent study suggests combining satellites with in situ data can be valuable for analyzing aquatic systems' water quality dynamics and bio-optical state.

15 Sep 2022

Photocurrent Response in Polypyrrole-Graphene Quantum Dots May Be Applicable to Optoelectronics

In an article published in the journal Nanomaterials, researchers explored the influence on photocurrent sensitivity of hydrothermally synthesized electrochemically active graphene quantum dots on the conjugated polymer used for a new single-layer device.

15 Sep 2022

Study Proposes Fiber Laser Sensor Capable of Measuring Strain and Temperatures

In an article published in the open-access journal Sensors, researchers presented a novel C-band dual-wavelength erbium-doped fiber laser aided by an artificial backscatter reflector (ABR) based on femtosecond laser direct writing.

15 Sep 2022

Improved Terahertz Optoelectronics Using Graphene

In an article published in Optics and Laser Technology, researchers examined terahertz (THz) optoelectronic devices, including terahertz lasers, modulators, detectors, and phase shifters based on graphene materials.

14 Sep 2022

Machine Learning and Microscopy Technique Could Change the Future of Insect Identification

A recent study provides the first account of identifying a species of insects from eggs using deep learning techniques, which has implications for significant pest management issues.

14 Sep 2022

A Novel Formula Helps Find Materials for 3D Displays

Rice University engineers aim to break a rule by enhancing screens for three-dimensional (3D) displays, virtual reality, and a broad range of optical technologies.

13 Sep 2022

Laser Innovation to Transform Speed of Technology

Lasers have become a significant part of everyday life. The applications this technology offers are so extensive even the scientists who handle lasers on a daily basis are constantly astonished. Among them is University of Queensland Research Fellow Dr Martin Plöschner from the School of Information Technology and Electrical Engineering (ITEE).

13 Sep 2022

Researchers Propose Optical Sensor for In-Vitro Measurements of Engineered Tissue

In a study published in Sensors, researchers proposed a novel embedded sensor for noninvasive in-vitro measurement and continuous monitoring of engineered-muscle-tissue contractility.

13 Sep 2022

Autonomous Geometric Calibration Improves Satellite Image Registration and Relative Geolocation

A study published in Remote Sensing proposed an on-orbit autonomous geometric calibration method based on the multi-angle imaging characteristics of the directional polarimetric camera (DPC) without ground reference data.

13 Sep 2022