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ZnO Nanorod-Coated Optical Fiber Sensor for Diabetes Detection

A ZnO-coated optical fiber sensor for detecting a volatile organic compound biomarker for diabetes has been recently demonstrated in a study published in Sensors. The researchers used a coreless silica fiber (CSF) coupled with single-mode fiber (SMF) at both ends to synthesize the SMF-CSF-SMF structure.

23 Aug 2022

Novel Method to Determine the Optimal Canopy Shape for Shadow Fraction Estimation

A study published in Remote Sensing has designed a reflectance simulator to determine the optimal canopy shape for calculating the shadow fraction based on the reflectance measured by satellite sensors.

23 Aug 2022

Study Proposes Comprehensive Spatio-Temporal Landslide Monitoring

A study published in the journal Land proposed a comprehensive landslide monitoring method using the combination of landslide vegetation, surface deformation and susceptibility factors based on spatio-temporal data from various remote sensing sources.

23 Aug 2022

Optica Launches New Campaign to Celebrate Its Global Community

The leading global forum for light science and technology today launched a new campaign to highlight its values and engage new audiences worldwide.

From Optica 22 Aug 2022

High-Resolution Satellites Detect Harmful Algae in Inland Waterbodies

Using spectroscopic data gathered by three satellites, Professor Fiona Johnson’s research group at the Water Research Center, University of New South Wales, has analyzed HAB in small and medium inlet water bodies.

22 Aug 2022

Laser Hyper-Doping of Silicon Films Achieved on Si Solar Cells

According to a study published recently in Optics and Laser technology, a team of researchers deposited (Si/Ti) multilayer films on the surface of monocrystalline silicon solar cells with a single p/n junction.

22 Aug 2022

$Cost-Effective Digital Holographic Microscope Overcomes Challenges of Diffraction-Limited Lateral Resolution$

Cost-Effective Digital Holographic Microscope Overcomes Challenges of Diffraction-Limited Lateral Resolution

A digital holographic microscope's spatial resolution can be enhanced by incorporating structured illumination architecture. A study published in Optics and Lasers in Engineering employed this technique in a highly stable and cost-effective Fresnel biprism-based digital holographic microscope.

22 Aug 2022

Researchers Improve Silicon's Opto-Electrical Properties

In an article published in Energies, researchers presented a novel approach to improve the optoelectrical properties of silicon (Si), including optical conductivity and bandgap, by applying the direct ultrafast pulsed nanostructure formation (DUPNF) technique.

22 Aug 2022

Researchers Develop Integrated Polarizers Based on Geometric Metasurfaces

Research published in Nanomaterials proposed geometric metasurface-based multifunctional polarizers which can simultaneously generate several polarization states, notably hybrid polarization.

19 Aug 2022

Using Piezoelectric and Optical Sensors for Cuffless Blood Pressure Monitoring

A study published in Micromachines proposed a multi-sensor-based, compact, cuffless blood pressure (BP) monitoring system that combines a piezoelectric sensor array with an optical sensor to monitor the blood pressure data from the radial artery.

19 Aug 2022