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LIGHT SOURCES NEWS
OLEDs Could Be Solution to Electrically Driven, Organic Semi Lasers
ST. ANDREWS, Scotland, Oct. 6, 2023 — Researchers at the University of St. Andrews demonstrated an electrically driven, organic semiconductor laser using a new approach that could improve the performance of this class of laser and further the development of ultrafast, organic optoelectronics applications. The researchers used indirect OLED pumping to power the laser. They built an integrated device structure that efficiently coupled an OLED that had very high light output with a polymer-based, distributed feedback
UK’s Central Laser Facility Receives Over $100M for Planned Upgrade
DIDCOT, England, Oct. 5, 2023 — The Science and Technology Facilities Council (STFC) Central Laser Facility (CLF) was awarded £85 million ($103.2 million) by UK Research and Innovation for an upgrade initiative that includes construction of the Vulcan 20-20 laser, which is...
ams Osram Unveils Refinancing Plan as Company Seeks to Strengthen Balance Sheet
PREMSTATTEN, Austria, Oct. 4, 2023 — ams OSRAM will deploy a multistage plan to strengthen its financial position and secure €2.25 billion ($2.36 billion) through the combination of a capital increase, corporate bonds, and other financing measures. The company aims to strengthen...
THz Generation Technique Could Transform Field of Ultrafast Electronics
SHANGHAI, Oct. 3, 2023 — Terahertz (THz) waves can be used to probe the magnetic properties of new materials. Efficient THz wave generation could advance applications in energy harvesting, ultrafast electronics, and THz spectroscopy. Bright, coherent THz light sources can...
Wearable Sensor Could Lower Mortality Due to Postpartum Blood Loss
WASHINGTON, D.C., Oct. 3, 2023 — Postpartum hemorrhage, the leading and most preventable cause of maternal mortality, can be hard to detect, because physiological compensation mechanisms can mask excessive bleeding. In the early stages of hemorrhage, the sympathetic nervous system...
Single-Layer OLED Design Offers Efficiency Without Complexity
MAINZ, Germany, Sept. 28, 2023 — With the development of a single-layer, blue-emitting OLED, researchers at the Max Planck Institute (MPI) for Polymer Research demonstrated that one-layer OLEDs can achieve a performance level comparable to commercial OLEDs with multiple layers,...
ams OSRAM to Receive €300M in Funding to Drive Optoelectronic Semiconductor Tech
PREMSTAETTEN, Austria, Sept. 27, 2023 — Austria-based ams OSRAM will receive more than €300 million ($317.3 million) in funding over the next five years from Germany’s Federal Ministry for Economic Affairs and Climate Action and the Free State of Bavaria. The Important Project...
Indie Semiconductor Acquires EXALOS AG
ALISO VIEJO, Calif., Sept. 19, 2023 — Automotive technology solutions developer indie Semiconductor, a fabless semiconductor company whose technology supports driver safety and automation, has acquired EXALOS AG. The Swiss photonics company specializes in the design of high-performance...
NTT Produces Optical Power Supply for High-Speed Communications
TOKYO, Sept. 19, 2023 — The NTT Corp. and Kitami Institute of Technology (KIT) achieved a milestone in high-speed communications. The two organizations were able to deliver electric power exceeding 1 W to a remote location 10 km distant using a single optical fiber....
Precise Measuring Tool for Light Source Could Advance Chipmaking
ENSCHEDE, Netherlands, Sept. 19, 2023 — To improve the quality of microchips and make the chipmaking process more efficient, researchers at the University of Twente’s MESA+ Institute of Nanotechnology developed an extreme ultraviolet (EUV) broadband imaging spectrometer. The new...
Excelitas Technologies to Acquire Heraeus Noblelight Business
WALTHAM, Mass., Sept. 15, 2023 — Excelitas Technologies has signed a definitive agreement with Heraeus Group to acquire the Heraeus Noblelight business. Heraeus Noblelight specializes in the development and manufacture of specialty light sources and solutions used within analytical...
Super-Sensitive PAM Ensures Image Quality with Low-Power Light Source
HONG KONG, Sept. 15, 2023 — A multispectral, super-low-dose photoacoustic microscopy (SLD-PAM) system developed by City University of Hong Kong (CUHK) achieves significantly higher sensitivity than traditional optical resolution photoacoustic imaging. By providing an...
Micro-LEDs Heighten Color and Definition for Immersive Displays
NAGOYA, Japan, Sept. 14, 2023 — High resolution and high definition are key to delivering a realistic visual experience in augmented reality (AR) and other immersive technologies. Inexpensive micro-LEDs that enable full-color imaging at high resolution could help immersive...
Optical Resonator Design Eliminates Loss
ESPOO, Finland, Sept. 13, 2023 — Optical resonators are used to control light in a range of photonic applications, from pocket-size laser pointers to quantum computers. When a resonator experiences optical loss, its ability to trap and concentrate photons deteriorates, reducing its...
LITE Spectroscopy Resists Light Sources with Phase Demodulation
HARBIN, China, Sept. 12, 2023 — A team at Harbin Institute of Technology led by professor Yufei Ma introduced an approach to phase demodulation of heterodyne light-induced thermoelastic spectroscopy (H-LITES) that uses a Fabry-Pérot interferometer (FPI). Compared with...
Complex Frequency Waves Compensate for Optical Loss in Superimaging
HONG KONG, Sept. 11, 2023 — Superlenses made of plasmonic materials and metamaterials can image features at the subdiffraction scale. However, intrinsic losses restrict the image resolution of superlenses, hindering their widespread use. To compensate for optical loss in...
Shoei Chemical Acquires Quantum Dot Business from Nanosys
TOKYO, Sept. 11, 2023 — Advanced materials manufacturer Shoei Chemical Inc., together with its North American subsidiary, Shoei Electronic Materials, has completed a definitive asset purchase agreement with Nanosys to acquire substantially all the assets associated with...
Tomography Technique Images Thick Bio Samples at High Resolution
CAMBRIDGE, Mass., Sept. 8, 2023 — The ability to image complex biological tissues is essential for many biological studies and clinical diagnostic applications. However, capturing detailed 3D images of thick biological samples is difficult, due to multiple light-scattering in the...
BeeOLED Emerges from Stealth to Develop Deep-Blue OLED Emitter Tech
DRESDEN, Germany, Sept. 1, 2023 — Dresden, Germany-based startup beeOLED has raised €13.3 million ($14.4 million) in series A funding to further develop its high-efficiency deep-blue emitter technology and advance the emitters toward commercial availability. The company aims to...
Quantum Light Source Generates Single Photons, Encodes Data
LOS ALAMOS, N.M., Aug. 29, 2023 — An approach to quantum light emitters developed at Los Alamos National Laboratory stacks two different atomically thin materials to realize a source that generates a stream of circularly polarized single photons that can be used for a variety of...
Tomography Techniques Recover Scattered Light to Speed 3D Imaging
WASHINGTON, D.C., Aug. 24, 2023 — Although 3D imaging techniques are useful for studying thick biological samples, the challenge to achieve both high-speed acquisition and high resolution of 3D images persists. Intensity diffraction tomography (IDT), a label-free phase tomography...
GaN-Based LEDs Achieve High-Frequency Visible Light Communications
SHANGHAI, Aug. 23, 2023 — As the large-scale, commercial use of 5G networks has grown, so has the need for broader bandwidth to accommodate high-speed communications. To meet the resource needs of the post-5G and 6G eras, researchers at Fudan University are exploring visible...
Optical Processor Captures Scenes in Spatially Incoherent Light
LOS ANGELES, Aug. 22, 2023 — A research team led by professor Aydogan Ozcan at the University of California, Los Angeles (UCLA) developed a deep-learning-based approach to designing spatially incoherent, diffractive optical processors. The method provides a way to build...
Amplitude-Only Light Modulator Could Improve Photonic Device Efficiency
EXETER, England, Aug. 21, 2023 — A thin-film, amplitude-only spatial light modulator made from phase-change-based material was developed by researchers at the University of Exeter and the Institute of Optics in Madrid. The device operates in reflection and modulates the amplitude...
Caelux, UbiQD Advance Solar Technology Pursuits: Week in Brief: 08/18/23
PASADENA, Calif., Aug. 18, 2023 — Perovskite technology developer Caelux closed a $12 million series A3 funding round. The company’s series A total of $24 million will be allocated to support its factory ramp, R&D, and product launch. The Caltech spinout is building a...
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OLEDs Could Be Solution to Electrically Driven, Organic Semi Lasers
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Cailabs Opens US Office; Teledyne Acquires Xena Networks: Week in Brief: 10/6/23
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UK’s Central Laser Facility Receives Over $100M for Planned Upgrade
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Bawendi, Brus, and Ekimov Earn Nobel Prize in Chemistry for Work with Quantum Dots
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ams Osram Unveils Refinancing Plan as Company Seeks to Strengthen Balance Sheet
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