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Study Uncovers Excimer Laser-Induced Damage Mechanism of Calcium Fluoride Crystal

Research conducted in Anhui Institute of Optics and Fine Mechanics, Hefei Institutes of Physical Science (HFIPS), Chinese Academy of Sciences (CAS) described the damage mechanism of CaF2 crystal, an important component in the Ultraviolet Rays (UV) optical system, and concluded that it's closely related to cleavage plane and sliding system.

3 Mar 2022

New Technique for Broadband THz–Fingerprint Raman Spectroscopy at an Ultrafast Spectral Rate

Raman spectroscopy offers a powerful approach to chemical measurement. By directly probing molecular vibrations, it obtains chemical specificity without the need for chemical labels. Thanks to these virtues, it has become an indispensable tool in a diverse range of fields, including materials science, biology, pharmaceuticals, and food science.

2 Mar 2022

Powerful Tool Reveals Surprising Semiconductor Properties

A research team probing the properties of a semiconductor combined with a novel thin oxide film have observed a surprising new source of conductivity from oxygen atoms trapped inside.

2 Mar 2022

A Flash Future of X-Ray Technology Could Come from a Digital Camera

A Curtin University researcher will work with an international team to develop a new technology that will aim to take x-rays using a standard digital camera.

2 Mar 2022

Bonding Exercise: Quantifying Biexciton Binding Energy

A rare spectroscopy technique performed at Swinburne University of Technology directly quantifies the energy required to bind two excitons together, providing for the first time a direct measurement of the biexciton binding energy in WS2.

2 Mar 2022

Fibre Based Integrations and Cepton Undertake Smart City Projects to Address Traffic Challenges in Cape Town

Silicon Valley-based smart lidar solution provider Cepton, Inc. (“Cepton”) and Fibre Based Integrations, an established fiber optics systems house, are working together to develop lidar-based vehicle detection solutions in Cape Town, South Africa, to enable smart transportation infrastructure city-wide.

From Cepton Technologies, Inc. 2 Mar 2022

Researchers Create a New Trapping Technique That Demonstrates Fully Reversible Remote Control of Color

A new trapping technique was created by Osaka Metropolitan University using “optical tweezers” altered with nanotextured black silicon and a polymer solution modified with perylene. The technique establishes a completely reversible remote control of color.

1 Mar 2022

Researchers Develop an Efficient Scintillation Film for Various Medical and Industrial Applications

There was a need for some tinkering in the introduction of lead-free metal halide powder into a scintillation screen.

1 Mar 2022

New Metasurface-Based Antenna Could Potentially Provide Wireless Power to Simple Devices

Researchers have developed a new metasurface-based antenna that represents an important step toward making it practical to harvest energy from radio waves, such as the ones used in cell phone networks or Bluetooth connections. This technology could potentially provide wireless power to sensors, LEDs and other simple devices with low energy requirements.

1 Mar 2022

Infrared Collimators for Performance Testing of Thermal Cameras

Optical Surfaces Ltd. is a leading supplier of off-axis parabolic and flat mirrors, the key optical elements in Infrared (IR) collimators commonly used for evaluating the performance of thermal imaging systems.

From Optical Surfaces Ltd. 28 Feb 2022

Biocompatible Ultrasound Transducer Chip for Better Cell Stimulation and Imaging

Ultrasound scans,?best known for monitoring pregnancies or imaging organs, can also be used to stimulate cells and direct cell function. A team of Penn State researchers has developed an easier, more effective way to harness the technology for biomedical applications.

28 Feb 2022

New Approach may Lead to Improvements in Medical Diagnostic X-Rays

Scintillators are materials that emit light when bombarded with high-energy particles or X-rays. In medical or dental X-ray systems, they convert incoming X-ray radiation into visible light that can then be captured using film or photosensors. They're also used for night-vision systems and for research, such as in particle detectors or electron microscopes.

25 Feb 2022

Researchers Combine "Workhorse" of Photovoltaics with Perovskite Top Cell to Form a Tandem Device

Tandem cells made of silicon and perovskite are able to convert the broad energy spectrum of sunlight into electrical energy more efficiently than the respective single cells. Now, for the first time, two teams from HZB and ISFH Hameln have succeeded in combining a perovskite top cell with a so-called PERC/POLO silicon cell to form a tandem device.

25 Feb 2022

Scientists Demonstrate the Capability of Digital Holography to Measure Soft Matter Structures

From soap bubbles to polymers, soft matter have accompanied humankind through countless centuries. In the past decade, the new paradigm of Industry4.0 has seen the introduction of new technologies and methods of processing materials, for example, direct printing, additive, and bottom-up manufacturing processes.

25 Feb 2022

Deep Learning Poised to Improve Breast Cancer Imaging

Researchers have developed a new image reconstruction approach that could contribute to better breast cancer detection. The deep learning algorithm overcomes a major hurdle in multi-modality imaging by allowing images to be recovered in real time.

24 Feb 2022

Optics & Photonics News

Study Uncovers Excimer Laser-Induced Damage Mechanism of Calcium Fluoride Crystal

New Technique for Broadband THz–Fingerprint Raman Spectroscopy at an Ultrafast Spectral Rate

Powerful Tool Reveals Surprising Semiconductor Properties

A Flash Future of X-Ray Technology Could Come from a Digital Camera

Bonding Exercise: Quantifying Biexciton Binding Energy

Fibre Based Integrations and Cepton Undertake Smart City Projects to Address Traffic Challenges in Cape Town

Researchers Create a New Trapping Technique That Demonstrates Fully Reversible Remote Control of Color

Researchers Develop an Efficient Scintillation Film for Various Medical and Industrial Applications

New Metasurface-Based Antenna Could Potentially Provide Wireless Power to Simple Devices

Infrared Collimators for Performance Testing of Thermal Cameras

Biocompatible Ultrasound Transducer Chip for Better Cell Stimulation and Imaging

New Approach may Lead to Improvements in Medical Diagnostic X-Rays

Researchers Combine "Workhorse" of Photovoltaics with Perovskite Top Cell to Form a Tandem Device

Scientists Demonstrate the Capability of Digital Holography to Measure Soft Matter Structures

Deep Learning Poised to Improve Breast Cancer Imaging

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