Monday, July 22, 2019
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Tag: Photonics

Terahertz laser

Terahertz Laser for Sensing and Imaging Outperforms Its Predecessors

A terahertz laser designed by MIT researchers is the first to reach three key performance goals at once — high constant power,...
autonomous vehicle sensors

Seeing Through Rain and Fog

Typically, navigation systems for autonomous cars use visible light to identify foreign objects. This works most of the time. But in misty, foggy, or...
polymer nanostructures

Detecting Light in a Different Dimension

Scientists from the Center for Functional Nanomaterials (CFN)—a U.S. Department of Energy (DOE) Office of Science User Facility at Brookhaven National Laboratory—have dramatically improved the response...
graphene-based detectors

Detecting Light in a Different Dimension

Scientists from the Center for Functional Nanomaterials (CFN)—a U.S. Department of Energy (DOE) Office of Science User Facility at Brookhaven National Laboratory—have dramatically improved the response...
perovskite semiconductors

New Efficiency Record Set for Perovskite LEDs

Compared to OLEDs, which are widely used in high-end consumer electronics, the perovskite-based LEDs, developed by researchers at the University of Cambridge, can be...
Optical Gyroscope

Spinning the Light: The World’s Smallest Optical Gyroscope

Mechanical versus Optical GyroscopesGyroscopes are devices that help vehicles, drones, and wearable and handheld electronic devices know their orientation in three-dimensional space. They are...
Photonics

Materials for the Photonics of Tomorrow

Motivated by the success story of the super-thin “miracle material” graphene, which was awarded the Nobel Prize for Physics a few years ago, researchers...
labs on a chip

Physicists Suggest New Way to Measure Speed in Liquid Micro-Flows

Scientists from ITMO University developed a novel optical method of measuring reagent delivery rates for “labs on a chip”. The method is based on...
Microresonators

Microresonators Offer a Simpler Approach to Sensing with Light Pulses

Ultrashort optical pulses are becoming more and more relevant in a number of applications including distance measurement, molecular fingerprinting and ultrafast sampling. Many of these...
Integrated Photonics

Sound Offers New Directions in Integrated Photonics

Yale scientists have demonstrated a new method to control the behavior of light on a silicon chip — specifically, its direction — by using...
quantum physics

SUSU Scientists Study Light to Create Technologies of the Future

Scientists of the Faculty of Physics of the SUSU Institute of Natural Sciences and Mathematics predict new optical effects in light beams which in perspective will...
low-power chips. innovative imaging, fiber optic sensing, wireless sensor network, germanium nanowire pFETs

UGent and Imec Launch Fiber Optic Sensing Spin-Off Sentea

Ghent University (UGent) and imec today announced the incorporation of Sentea, a spin-off from their world leading Photonics Research Group. An initial 1.6 million...
Security Scanners

Research Could Lead to Security Scanners Capable of Detecting Explosives

Using a single pixel camera and Terahertz electromagnetic waves, a team of Physicists at the University of Sussex have devised a blueprint which could...
boron nitride

Boron Nitride Separation Process Could Facilitate Higher Efficiency Solar Cells

A team of semiconductor researchers based in France has used a boron nitride separation layer to grow indium gallium nitride (InGaN) solar cells that...
Silicon Chip

Multi-Purpose Silicon Chip Created for Quantum Information Processing

This small device can be used as a scientific tool to perform a wide array of quantum information experiments, while at the same time...
time-folded opticsvideo

Novel Optics for Ultrafast Cameras Create New Possibilities for Imaging

MIT researchers have developed novel photography optics that capture images based on the timing of reflecting light inside the optics, instead of the traditional...
phonon laser

Vibrations at an Exceptional Point

A team of international researchers led by engineers at Washington University in St. Louis has seen the light and now has a lasing system...
nanocrystals

Nanocrystals Emit Light by Efficiently ‘Tunneling’ Electrons

Using advanced fabrication techniques, engineers at the University of California San Diego have built a nanosized device out of silver crystals that can generate...
Silicon Photonics

Hybrid FinFET-Silicon Photonics Technology for Ultra-Low Power Optical I/O

Today at its Imec Technology Forum USA in San Francisco, imec, the world-leading research and innovation hub in nano-electronics and digital technology, announced that...
Optical Frequencies

Exact Optical Frequencies on Demand

In 2014, the Defense Advanced Research Projects Agency (DARPA) launched the Direct On-Chip Digital Optical Synthesizer (DODOS) program, with the goal of finding a...