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Meadowlark Optics - Wave Plates 6/24 LB 2024
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Research & Technology News

Whole-Brain Big Data Processing Enables VR via Optogenetic Control
SHANGHAI, March 28, 2024 — The massive amount of data processing required to image whole-brain activity makes real-time analysis and closed-loop research into neuronal dynamics extremely challenging. Yet, real-time analysis of large-scale brain imaging is crucial to understanding how the brain functions. Inspired by the data processing techniques used in astronomy, researchers at the Chinese Academy of Sciences developed a big data processing system for neuronal activity. Known as the FX system, it operates in
Standards Aim to Speed Market Arrival for Quantum Information Tech
GAITHERSBURG, Md., March 26, 2024 — Devices that capture light from quantum dots, like chip-scale lasers and optical amplifiers, have made their way from the lab to the commercial market. The transition for newer quantum dot-based devices has been slower due to the extreme level of...
AI, Lasers Automate Rapid Sorting and Analysis of Live Cells
AACHEN, Germany, March 25, 2024 — To realize the potential of personalized medicine and overcome crisis situations like the recent pandemic, labs need an efficient way to isolate living cells for analysis and testing. The ability to isolate specific cell types without impairing cell...
Ultrablack Coating Overcomes Fragility and Durability Bottlenecks
SHANGHAI, March 21, 2024 — A broadband, ultrablack film from the University of Shanghai for Science and Technology and the Chinese Academy of Sciences could enhance the performance of telescopes among other applications in space exploration and precision optics. In tests, the...
Photonics-Based Oscillator Provides Precise Signals on Compact Chip
GAITHERSBURG, Md., March 15, 2024 — Many technologies — from communications, to radar and sensing, to positioning and navigation — rely on low-noise microwave signals for precise timing and synchronization. Advances in these technologies intensify the demand for stable,...
Multicolor Photochromic Fibers Deliver Interactive Wearable Displays
WUHAN, China, March 15, 2024 — Fiber, as a wearable material, offers breathability, flexibility, and resistance to wear, making it an ideal substrate for wearable devices. Using mature textile technology, color-changing fibers can be integrated into clothing to serve as an...
Light-Beads Microscopy Reveals New Information About Brain Activity
NEW YORK, March 14, 2024 — Mammalian brains are known to be comprised of densely interconnected neurons, but a remaining mystery in neuroscience is how tools which capture relatively few components of brain activity have enabled scientists to predict behavior in mice. To...
Novel Frequency Comb Could Enable Smartphone Spectroscopy
STANFORD, Calif., March 13, 2024 — A microcomb developed by researchers at Stanford University could provide the basis for wide-spread adoption in everyday electronics. The frequency comb device is small, energy-efficient, and highly accurate. With further development, the team...
Photoacoustic Device Probes Tissue with Low-Cost Laser Diodes
INDORE, India, March 5, 2024 — Photoacoustic (PA) technologies offer a noninvasive approach to probing biological tissues, but have seen limited use in clinical applications, partially due to bulky, expensive laser sources. A compact photoacoustic (PA) sensing instrument for...
Techniques Converge, Yield Attosecond Spectroscopy Milestone
BERLIN, March 5, 2024 — Researchers at the Max Born Institute in Berlin have demonstrated attosecond-pump attosecond-probe spectroscopy (APAPS) at a repetition rate of 1 kHz. The advance opens new avenues for the investigation of extremely fast electron dynamics in the...
DMD-Based SIM Attains Fast Superresolution Imaging in 3D
BEIJING, March 4, 2024 — Although structured illumination microscopy (SIM) demonstrates ultrahigh temporal and spatial resolution, the speed and intricacy of polarization modulation affect the speed and quality of its imaging resolution in 3D. A 3DSIM technique, developed...
Supercritical Coupling Boosts Photon Upconversion
SINGAPORE, March 4, 2024 — Researchers at the National University of Singapore (NUS) have unveiled a novel concept termed supercritical coupling that enables a several-fold increase in photon upconversion efficiency. This discovery not only challenges existing paradigms, but...
Terahertz Biosensor Allows Early Skin Cancer Detection
LONDON, Feb. 29, 2024 — Researchers have developed a biosensor using metasurfaces to detect terahertz radiation, a development which enables early detection of skin sensor. The work is the result of a collaboration between Queen Mary University of London and the University...
Researchers' 2D Waveguides Enable Dark Exciton Study
WASHINGTON, D.C., Feb. 28, 2024 — A team at the U.S. Naval Research Laboratory (NRL), in collaboration with Kansas State University, has developed slab waveguides based on the two-dimensional material hexagonal boron nitride. NRL researchers also developed 3D electromagnetic models...
Measurement Tool Optimizes Semiconductors for Optoelectronics
BERLIN, Feb. 27, 2024 — Devices like solar cells, transistors, detectors, sensors, and LEDs are made with semiconductor materials that have charge carriers that are released when the carriers are hit with light. Determining the transport properties of a...
AEgIS Cools Positronium with Lasers, Enabling New Antimatter Studies
MEYRIN, Switzerland, Feb. 26, 2024 — Researchers at CERN’s Antimatter Factory working on the Antihydrogen Experiment: Gravity, Interferometry, Spectroscopy (AEgIS) have cooled positronium with laser light for the first time. According to the researchers, the achievement could...
Integration Method Efficiently Couples III-V with Silicon
HONG KONG, Feb. 26, 2024 — In the past decades, data traffic has grown exponentially driven by emerging technologies. The field of integrated circuits has enabled that growth, making electronic devices smaller and faster. But the start of the Zettabyte Era in 2016 has pushed...
SPAD Elevates Spatiotemporal Resolution in Conventional Microscopes
GENOA, Italy, Feb. 23, 2024 — Image scanning microscopy (ISM), a superresolution technique enabled by the advent of fast and compact detector arrays, provides better signal-to-noise ratio (SNR), optical sectioning, and spatial resolution better than that of a traditional...
Hyperfluorescent Blue OLEDs Boost Display Efficiency, Stability
DURHAM, England, Feb. 22, 2024 — Commercial OLED applications such as display technologies require blue emitters that are more stable and efficient. This need has been intensified by newly proposed power-efficient OLED display architectures that only use blue pixels with external...
Metamaterial’s Magnetoelectric Response Could Enable New Applications
ESPOO, Finland, Feb. 21, 2024 — An optical metamaterial from Aalto University has the potential to enable applications that would otherwise need a strong external magnetic field to work. The 3D metamaterial demonstrates an isotropic and resonant nonreciprocal magnetoelectric (NME)...
Nanocavity Approach Enables Unprecedented Confinement, Lifetime
CASTELLDEFELS, Spain, Feb. 16, 2024 — Researchers from ICFO have introduced a type of polaritonic cavity which redefines the limits of light confinement. The work demonstrates an unconventional way of confining photons, overcoming traditional limits in nanophotonics. Confining photons...
Lens Extends Focal Length, Depth of Vision as Conditions Change
BORDEAUX, France, Feb. 15, 2024 — A new, spiral-shaped lens could make consistently clear vision possible for people with lens implants or age-related farsightedness. The spiral diopter lens works much like progressive lenses, but without the distortions typical of those lenses. The...
Organic Optoelectronics Device Supports IoT in Low-Power Environments
SEOUL, South Korea, Feb. 14, 2024 — Organic-based optoelectronics have the potential to provide an energy-efficient way to operate low-power indoor devices and wireless IoT sensors. Organic photovoltaic cells (OPVs) and organic photodetectors (OPDs) show exceptional promise for...
Shortwave System Captures Photoluminescence Lifetime in One Shot
VARENNES, Canada, Feb. 13, 2024 — Photoluminescence lifetime imaging could provide a reliable detection method for applications where accuracy and dependability are essential, like secured information storage and temperature monitoring. Researchers at Institut national de la...
Optical Control of Biofilm Growth Supports Biomaterials Advancements
LOS ANGELES, Feb. 12, 2024 — As sources of antibiotic-resistant bacteria, biofilms can cause serious issues in health care and other industries. Conversely, biofilms of harmless bacteria can be used to develop new biomaterials. The power to optically control biofilm formation...

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