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Research & Technology News
DMD-Based SIM Attains Fast Superresolution Bioimaging 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 by a team led by professor Peng Xi at Peking University, leverages digital display technology to achieve a rapid, reliable, multidimensional SIM imaging tool for investigating diverse biological phenomena. The new microscopy technique blends 3D
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...
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...
Team Develops Laser Printer for PICs
SEATTLE, Feb. 12, 2024 — The development of photonic integrated circuits (PICs) is an expensive and time-consuming process. Nanofabrication facilities cost millions of dollars to construct and are well beyond the reach of many colleges, universities, and research labs. For...
Optoacoustic Imaging Reveals Scope of Pancreatic Cancer at Early Stage
OKLAHOMA CITY, Feb. 8, 2024 — A new imaging technique could improve survival rates for pancreatic cancer by enabling physicians to detect the full extent of the disease in its early stages. The technique pairs a contrast agent with multispectral optoacoustic tomography (MSOT) to...
Material Offers Efficient, Sustainable Emission for OLEDs
BERKELEY, Calif., Feb. 6, 2024 — A new, 3D-printable material that is a highly efficient emitter could lead to cheaper, more sustainable manufacturing processes for OLED devices. The material, called supramolecular ink, demonstrated the ability to convert nearly all absorbed light...
High-Throughput Imaging Reveals Multi-Particle Cellular Activity
BONN, Germany, Feb. 5, 2024 — A new software program can map the movements of multiple particles within cells simultaneously, providing insight into cellular functions that are difficult — and sometimes impossible — to investigate using single-cell tracking methods....
Retinal OCT and Genetics Identify Links Between Ocular and Systemic Health
BOSTON, Feb. 1, 2024 — A study conducted by Mass Eye and Ear, the Broad Institute at MIT, and Harvard Medical School has demonstrated links between the thinning of different layers and an increased risk of disease. The work utilized OCT retinal images and genetic data...
Ultrafast Phenomenon Prompts Data Storage Efficiency Hypothesis
DAVIS, Calif., Jan. 30, 2024 — A recent discovery from the University of California, Davis, could enable faster and more efficient magnetic hard drives by using ultrafast laser pulses to process data. The findings could significantly reduce energy consumption for data centers....
Machine Learning Hones Ability to Image Liver Disease
TOKYO, Jan. 29, 2024 — A research team at the Tokyo University of Science (TUS) has combined NIR hyperspectral imaging (NIR-HSI) and machine learning to assess lipid content in the liver. The technique enables noninvasive diagnosis of steatotic liver disease (SLD),...
Multispectral Terahertz Imaging System Incorporates Neural Network
LOS ANGELES, Jan. 29, 2024 — Researchers at UCLA have developed a focal plane array (FPA) capable of supporting real-time multispectral terahertz (THz) video in 3D. According to the team, led by UCLA professors Mona Jarrahi and Aydogan Ozcan, this is the first time a terahertz...
Enlightra, DESY Hamburg Develop Improved, Scalable Comb Lasers
RENENS, Switzerland, Jan. 25, 2024 — Laser technology startup Enlightra has collaborated with DESY Hamburg to develop comb lasers that are more stable and efficient by design. The work demonstrated microresonators with programmable synthetic reflection providing tailored injection...
Optofluidic Device Tests for Blood Disorders at Point of Care
HARBIN, China, Jan. 25, 2024 — Abnormalities in white blood cell count are indicative of a blood disorder. Measuring these abnormalities is imperative. However, the use of flow cytometry and other conventional methods to assess white blood cell concentration is confined to...
AI-aided Implant Captures Deep Brain Images
SAN DIEGO, Jan. 23, 2024 — A neural implant developed at the University of California San Diego could help advance the path to minimally invasive brain-computer interface (BCI) technology. The implant provides high-resolution data about deep neural activity by recording at...
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April 2024
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