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Researchers Add Ultrafast Chip-scale Laser to Optical Metrology Toolkit Researchers Add Ultrafast Chip-scale Laser to Optical Metrology Toolkit
ROCHESTER, N.Y., June 3, 2025 — Researchers from the University of Rochester and University of California, Santa Barbara, engineered a laser device smaller than a penny. The researchers believe the device could power everything from the lidar systems used in self-driving vehicles to gravitational wave detection, one of the most delicate experiments in existence to observe and understand the universe. Laser-based measurement techniques can be used to study the physical properties of objects and materials. But current
Quantum Biosensors Take Cues from TV Technology Quantum Biosensors Take Cues from TV Technology
CHICAGO, May 29, 2025 — Putting hypersensitive quantum sensors in a living cell is a promising path for tracking cell growth and diagnosing diseases, as well as cancers, in their early stages. Many of the best, most powerful quantum sensors can be created in small bits of...
Easier Path to Light-Matter Study Could Spur Emerging Tech Development Easier Path to Light-Matter Study Could Spur Emerging Tech Development
TURKU, Finland, May 27, 2025 — A simple approach to fabricating optical microcavities, developed at the University of Turku, will enable more researchers to engage in the light-matter studies that are critical to the development of quantum optics, next-generation displays,...
Lasers Cool Down the Gravity Debate Lasers Cool Down the Gravity Debate
CAMBRIDGE, Mass., May 26, 2025 — One of the most profound open questions in modern physics is: “Is gravity quantum?” The other fundamental forces — electromagnetic, weak, and strong — have all been successfully described, but no complete and consistent...
Single Pixel Camera Holds Key to Holographic Video Microscopy
KOBE, Japan, May 26, 2025 — A camera setup developed by Kobe University researchers is able to record 3D movies with a single pixel. Moreover, the technique can obtain images outside the visible spectrum and even through tissues. According to the researchers, the technique...
Imaging Method Enables 4D Videos of Moving Organisms Imaging Method Enables 4D Videos of Moving Organisms
DURHAM, N.C., May 23, 2025 — Biomedical researchers at Duke University have developed a computational imaging system that borrows techniques from astronomy to reconstruct 4D videos of freely moving small model organisms, like zebrafish and fruit fly larvae. By using a concave...
Imaging System Monitors Rotating Objects for Damage and Deterioration Imaging System Monitors Rotating Objects for Damage and Deterioration
WASHINGTON, D.C., May 22, 2025 — A single-pixel imaging system has been developed that provides continuous monitoring of high-speed rotating parts, like turbine and jet engine blades, in real time and for long durations. The new system could help prevent serious mechanical failures...
Petahertz Phototransistor Enables Ultrafast Computing in Ambient Conditions Petahertz Phototransistor Enables Ultrafast Computing in Ambient Conditions
TUCSON, Ariz., May 22, 2025 — A team of researchers has demonstrated a way to manipulate electrons in graphene using pulses of light that last less than a trillionth of a second. By leveraging a quantum effect known as tunneling, they recorded electrons bypassing a physical...
CEA-Leti Team Advances Toward Dual-Function Micro-LED Displays CEA-Leti Team Advances Toward Dual-Function Micro-LED Displays
SAN JOSE, Calif., May 20, 2025 — As consumer devices such as smartphones and laptops become more integral to daily life, the demand for multifunctional displays continues to increase. Addressing this demand, CEA-Leti has reported the heterogeneous co-integration of GaN micro-LED...
Fluorogenic Probes Track Transmission of Infectious Disease Fluorogenic Probes Track Transmission of Infectious Disease
PITTSBURGH, Pa., May 20, 2025 — Biofilm disassembly and dispersal play a key role in disease spread, but studying these processes with microscopy and related imaging techniques is challenging. The fluorescent proteins traditionally used to label cells lose functionality in the...
Single-Layer Waveguide Display Shrinks AR Glasses for Comfortable Wear Single-Layer Waveguide Display Shrinks AR Glasses for Comfortable Wear
POHANG, South Korea, May 16, 2025 — By developing a streamlined architecture for waveguide displays for augmented reality (AR), researchers at Pohang University of Science and Technology (POSTECH) aim to take a big weight off the wearers of AR glasses. The weight and bulk of...
Spectral Flow Cytometry Could Improve Immunotherapy Results
LOS ANGELES, May 15, 2025 — Chimeric antigen receptor (CAR) T cell therapies reprogram a patient’s immune cells to recognize and attack the patient’s cancer. They are a major advance in treating blood cancers such as leukemia and lymphoma. However, clinical...
AI-Aided Approach Yields Metasurface-Based Antireflective Solar Coatings AI-Aided Approach Yields Metasurface-Based Antireflective Solar Coatings
KHARKIV, Ukraine, May 14, 2025 — A new, single-layer antireflective (AR) coating for silicon solar cells minimizes sunlight reflection across a broad range of wavelengths and angles, surpassing the performance of existing single-layer coatings and approaching the performance levels...
Hybrid Semiconductor Could Help Store More Data with Less Energy Hybrid Semiconductor Could Help Store More Data with Less Energy
PULLMAN, Wash., May 13, 2025 — Using a diamond anvil cell and x-ray diffraction (XRD), researchers at Washington State University (WSU) and the University of North Carolina at Charlotte investigated the structural response of the II–IV organic-inorganic hybrid semiconductor...
Algorithm Detects Subtle Spectral Data for Fast, Accurate Analysis Algorithm Detects Subtle Spectral Data for Fast, Accurate Analysis
HOUSTON, May 12, 2025 — Each type of material or molecule interacts with light differently, producing a unique optical signature. Through optical spectroscopy, scientists can observe the distinct pattern that is created when light interacts with a specific material....
Optical Platform Enables Sound-controlled Light in Photonic Chips Optical Platform Enables Sound-controlled Light in Photonic Chips
ENSCHEDE, Netherlands, May 12, 2025 — Chipmakers could soon have a new tool to increase the scope and performance of integrated photonic chips — a sound-mediated way to control and steer light. A research team at the University of Twente (UT) developed a scalable, efficient,...
Eco-Friendly, Low-Cost Blue Light Could Transform Antibiotic Treatments Eco-Friendly, Low-Cost Blue Light Could Transform Antibiotic Treatments
NORMAN, Okla., May 9, 2025 — Currently, precious metals like platinum (Pt) and rhodium (Rh) are required to synthesize the carbohydrates used in the development of many antibiotics. A light-driven alternative to precious metals, and another alternative using an abundant earth...
Quantum Communication Network Bridges Rochester Universities Quantum Communication Network Bridges Rochester Universities
ROCHESTER, N.Y., May 6, 2025 — Researchers at Rochester Institute of Technology (RIT) and University of Rochester recently connected their campuses with an experimental quantum communications network using two optical fibers. The Rochester Quantum Network (RoQNET) uses single...
Femtosecond Nanomanufacturing Targets Speed-Resolution Trade-Off Femtosecond Nanomanufacturing Targets Speed-Resolution Trade-Off
GUANGZHOU, China, May 2, 2025 — Two-photon absorption (TPA), a technique that is widely used in optical nanoprinting, cannot achieve high speed and high resolution at the same time. High light intensity boosts printing speed in TPA, but degrades resolution and risks damaging...
Pair of Techniques Takes Aim at Dynamic Challenges in Computer Vision Pair of Techniques Takes Aim at Dynamic Challenges in Computer Vision
WEST LAFAYETTE, Ind., May 2, 2025 — Researchers at Purdue University’s College of Engineering have created two imaging technologies that could be developed and commercialized for applications such as medical imaging, autonomous navigation, surveillance, microscopy, and advanced...
Researchers Develop Highly Fluorescent Nanoscale Material Researchers Develop Highly Fluorescent Nanoscale Material
COLUMBIA, Mo., April 29, 2025 — Researchers at the University of Missouri have created tiny, clay-based materials — called fluorescent polyionic nanoclays. They can be customized for many uses, including advancing energy and sensor technology, improving medical treatments...
Enhanced Localized Optical Field Improves Light-Matter Interaction Enhanced Localized Optical Field Improves Light-Matter Interaction
AMSTERDAM, April 28, 2025 — Researchers demonstrated a mechanism for concentrating light at an extremely small scale, which can be used for a broad spectrum of wavelengths. The team, comprising scientists from Atomic and Molecular Physics (AMOLF), Delft University of...
Machine Learning-Aided Spectroscopy Ensures the Safety of Cell Therapy Machine Learning-Aided Spectroscopy Ensures the Safety of Cell Therapy
SINGAPORE, April 24, 2025 — Cell therapies show promise for treating rare, severe, and prolonged diseases like cancers, inflammatory diseases, and chronic degenerative disorders. These innovative therapies involve the manipulation of cells and tissues in vitro using...
Optical Knots Can be Optimized to Stay Stable in Perturbed Environments Optical Knots Can be Optimized to Stay Stable in Perturbed Environments
DURHAM, N.C., April 24, 2025 — Knots made from light could be used to transmit data, measure turbulence in the air, and for optical trapping. However, the behavior of optical knots in unstable, turbulent environments remains largely unexplored. Researchers at Duke University...
Researchers Trick the Eye into Seeing New Color Researchers Trick the Eye into Seeing New Color
BERKELEY, Calif., April 24, 2025 — In Frank Baum’s novel The Wonderful Wizard of Oz, the Emerald City is said to be such a brilliant shade of green that visitors must wear green-tinted glasses to protect their eyes from the “brightness and glory” of the city. The...

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