Optics & Photonics News

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Special Treatment of Liquid Resin Causes 3D Printed Plastic to Heal Itself

Using only light, UNSW engineers have illustrated a new technique to enable 3D printed plastic to repair itself at room temperature.

20 Dec 2021

New Perovskite Solar Cell with Exceptional Stability at Elevated Temperatures

Perovskites are the great hope for further increasing the efficiency of solar modules in the future. Until now, their short service life has been considered the biggest hurdle to their practical use, but this could soon change.

20 Dec 2021

New Device Selectively Converts Sunlight and Carbon Dioxide into Sources of Renewable Fuels

A research team has developed a new artificial photosynthesis device with remarkable stability and longevity as it converts sunlight and carbon dioxide into two promising sources of renewable fuels – ethylene and hydrogen.

20 Dec 2021

Teledyne Photometrics partners with Dotphoton AG

New alliance to leverage metrologically-accurate compression solutions with modern optical imaging.

From Teledyne Photometrics 17 Dec 2021

New Filter-Free Imaging Sensors Could Improve Low-Light, Fast Imaging

Newly developed pixel-scale metasurface lenses—flat surfaces that modify light using nanostructures—have been demonstrated to help create imaging sensors that are about three times more sensitive than those now in use. The new sensor architecture may allow digital cameras to image faster or in low-light circumstances.

17 Dec 2021

Overcoming Mobility-Stability Trade-Off in TFTs Could Pave the Way for New Display Technologies

Amorphous oxide semiconductors (AOS) are a promising option for the next generation of display technologies due to their low costs and high electron (charge carrier) mobility.

17 Dec 2021

Novel Tool for Investigating the Quantum Characteristics of ‘Combs’ of Light

Unlike the jumble of frequencies produced by the light that surrounds us in daily life, each frequency of light in a specialized light source known as a "soliton" frequency comb oscillates in unison, generating solitary pulses with consistent timing.

17 Dec 2021

Color-Sorting Metalenses Boost Imaging Sensitivity

Researchers have shown that newly designed pixel-scale metasurface lenses — flat surfaces that use nanostructures to manipulate light — can be used to make imaging sensors that are roughly three times more sensitive than those used today.

16 Dec 2021

Researchers Demonstrate a New Level of Stretchability of Photodetectors

Semiconductors are moving away from rigid substrates, which are cut or formed into thin discs or wafers, to more flexible plastic material and even paper thanks to new material and fabrication discoveries.

16 Dec 2021

New Method for Producing Stable Perovskites Could Lead to More Efficient Solar Cells

Researchers from Queen Mary University of London have developed a new process for producing stable perovskite materials to create more efficient solar cells.

16 Dec 2021

A Nanocomposite Could Help Improve Medical Imaging and Security Screening

A nanocomposite that absorbs X-rays and then, with nearly perfect efficiency, re-emits the captured energy as light, could help to improve high-resolution medical imaging and security screening.

16 Dec 2021

Novel Computational Model Accurately Predicts the Properties of Photonics Materials

Researchers from the Singapore University of Technology and Design (SUTD) have designed a novel computational model that accurately predicts the properties of photonics materials, paving the way for next-generation photonics devices.

16 Dec 2021

Study Illustrates Metasurface-Driven Optically Variable Devices for Anti-Counterfeiting

The increasing risk of advanced counterfeits always poses a need for a security device that can combat them. A technology never known before can be utilized in security devices. However, it is hard to make a comparison of their strengths as no standards were available to quantify their performance.

15 Dec 2021

Novel Laser Spectrometer for Highly Precise Measurement of Greenhouse Gases

Nitrous oxide (N2O) and carbon monoxide (CO) are important drivers in global warming. However, there are many difficulties in reliable monitoring, especially for N2O, as the concentration of N2O in atmospheric is only a few hundred parts per billion.

15 Dec 2021

QUEST Researchers Move Closer to Developing More Accurate Optical Atomic Clocks

Laser beams can do more than just heat things up; they can cool them down too. That is nothing new for physicists who have devoted themselves to precision spectroscopy and the development of optical atomic clocks.

14 Dec 2021