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EPFL Researchers Use Modified Lights to Help Enhance Optical Chips

Technology is progressively heading toward energy efficiency and miniaturization. This also relates to the field of electronic chips. Light, and optics more generally, are instrumental in helping create small and portable chips.

10 Jan 2022

Novel Technique to Simulate Light-Matter Interactions at the Atomic Scale

Light–matter interactions form the basis of many important technologies, including lasers, light-emitting diodes (LEDs), and atomic clocks. However, usual computational approaches for modeling such interactions have limited usefulness and capability. Now, researchers from Japan have developed a technique that overcomes these limitations.

10 Jan 2022

A Comprehensive Overview of Photonic Circuits for Quantum Technologies

An international team of leading scientists, headed up by Paderborn physicist Professor Klaus Jöns, has compiled a comprehensive overview of the potential, global outlook, background and frontiers of integrated photonics.

10 Jan 2022

AUREA Technology Exhibits its High-performance Optical Building Blocks for Quantum Technologies at SPIE Photonics West 2022

AUREA Technology is exhibiting the most advanced optical building blocks required in Quantum technologies at the SPIE Photonics West exhibition booth # 3170 on 25-27 January 2022 in San Francisco.

From AUREA Technology 10 Jan 2022

Experts Develop Novel Intraocular Lenses Providing Full Range of Vision

Aston University collaborated with the world’s first manufacturer of intraocular lenses (IOLs), Rayner Intraocular Lenses, to come up with the next generation of lenses that provide patients a high-quality full range of vision without the requirement of spectacles.

7 Jan 2022

Researchers Make Important Progress in Cold Atom Super-Resolution Imaging

The team of academician GUO Guangcan of University of Science and Technology of China (USTC) of the Chinese Academy of Sciences has made important progress in the research of cold atom super-resolution imaging. The team achieved super-resolution imaging of a single ion in an ion trap system. The results were published in Physical Review Letters.

7 Jan 2022

Generating Ultrashort THz Waveforms from Shifting Electrons in Asymmetric Quantum Wells

A time-dependent electric current emits an electromagnetic wave, a basic physical effect exploited in telecom antennas. Transferring this mechanism to the ultrashort length and time scales of the quantum world allows for generating intense picosecond terahertz (THz) pulses in asymmetric semiconductor quantum structures.

7 Jan 2022

Integration of Optical Sensing into Orthopedic Surgical Devices

Knees and hips wear out. Backs and necks become unstable. Fortunately, orthopedic surgeons specialize in musculoskeletal repair. And surgeries that formerly required open exposure are now accomplished with minimally invasive techniques. Surgical risks are reduced, as are postoperative pain and recovery time.

7 Jan 2022

OLED Operated by 1.5-V Battery Produces Bright Emission Equivalent to a Typical Display

Various properties of organic light-emitting diodes (OLEDs) have been optimized, including current to photon conversion efficiency. An external quantum efficiency exceeding 20%, with internal quantum efficiency of 100%, has been achieved owing to the development of thermally activated delayed fluorescent and phosphorescent materials that manage the spin of excited states.

7 Jan 2022

Radiant Demonstrates Solutions for Measuring Visual Experiences in XR Headsets at Photonics West Exhibition

Radiant Vision Systems, a leading provider of test and measurement solutions for light sources and displays, announces that it will demonstrate its full line of test and measurement solutions for ensuring the visual quality of XR (augmented, virtual, and mixed reality) displays at the upcoming Photonics West Exhibition.

From Radiant Vision Systems 7 Jan 2022

Research Provides a New Strategy to Activate High-Order Modes for Multiband Mid-Infrared Antennas

In a new publication from Opto-Electronic Advances; the research groups of Professor Zhong-Qun Tian from Xiamen University, Xiamen, China and Professor Huigao Duan from Hunan University Changsha, China discuss nanobridged rhombic antennas supporting both dipolar and high-order plasmonic modes with spatially superimposed hotspots in the mid-infrared.

6 Jan 2022

New “Smart Window” Design Can Efficiently Heat or Cool a House

Homeowners know that the type of windows in a house contribute greatly to heating and cooling efficiency. And that's a big deal-;maintaining indoor temperatures consumes great amounts of energy and accounts for 20 to 40 percent of the national energy budgets in developed countries.

6 Jan 2022

Auger Recombination Process in Quantum Dots can be Controlled Through Metamaterial Nanostructures

Quantum Dot (QD) is a nanometer-sized semiconductor nanocrystal that has unique optical properties such as the ability to emit light in the range of optical frequencies depending on its size.

6 Jan 2022

Optomechanical Quantum Teleportation: A Major Progress Toward Hybrid Quantum Internet

Researchers at the Delft University of Technology (TU Delft) in the Netherlands and the University of Campinas (UNICAMP) in Brazil have shown that information encoded in a quantum bit (qubit) consisting of a single photon can be teleported to the mechanical motion of an optomechanical device comprising billions of atoms.

6 Jan 2022

Hyperchaos in the Mid-Infrared Regime Produced from Interband Cascade Lasers

Chaos, popular as butterfly effect, describes the irregular phenomenon of deterministic systems. Based on the unique features of sensitivity to initial conditions and unpredictability to future evolutions, chaos from laser diodes have found applications in private optical communication links, high-rate random number generations, Lidar systems, as well as recent optical computing networks.

5 Jan 2022