Articles tagged with Applied Physics
Researchers at Huazhong University of Science and Technology have implemented the first complete public-key encryption system at the physical optical layer. The innovation lies in integrating partially coherent light and reciprocity principles on a single photonic chip to conceal information within random optical fields.
Researchers from the University of Chicago have developed a high-throughput computational strategy to find ideal 2D materials and substrates for qubits. They discovered 189 materials that could potentially support coherence times longer than those of diamond, including WS2 and Au-oxyselenides.
Researchers have developed a new acoustic wave-producing technology on an electronic chip, enabling customizable curved waves for trapping objects, routing wave information, and transporting fluids. This innovation has significant potential in medical applications, such as noninvasive surgery and biosensors.
Researchers engineered a single-layer color-tunable QLEDs technology where color emission is dynamically tunable through voltage modulation, enabling precise control over color transitions. The innovation achieved a record-breaking 5% external quantum efficiency and delivers three pivotal advantages—enhanced color gamut, simplified man...
Scientists developed a Rydberg-atom detector to measure weak terahertz signals, enabling precise spectroscopy and quantum sensors. The detector uses a gas of rubidium atoms in a Rydberg state, tuning them to specific frequencies for calibration.
Quantum technologies have accelerated out of the lab and into the real world, with six leading platforms compared for technology-readiness. The field stands at a turning point, similar to the early computing age, where foundational physics concepts are established but system-level demonstrations must be substantially improved and scaled.
Researchers discovered that a nanostructure in peat can create efficient fuel cell catalysts without precious metals. The study mapped the atomic structure of iron-nitrogen-carbon catalysts, revealing how porosity and curvature affect catalytic activity. This breakthrough offers a sustainable alternative for fuel cells.
A new study found that combining scientific inquiry with practical invention enhances both efforts, leading to more novel and influential work. Researchers who publish and patent simultaneously produce results that are more highly cited and impactful than those who only focus on one activity.
A novel heterostructure composite enhances charge separation and polarization relaxation via dual built-in electric fields, achieving minimum reflection loss of –51.5 dB with minimal thickness of 2.8 mm.
A novel self-charging power supply system integrates triboelectric nanogenerators (TENGs) and micro supercapacitors (MSCs) with an MXene-coated fabric conductive layer, enabling stable operation and efficient energy harvesting. The system can charge MSC arrays to 1.6 V, powering devices for up to 25 seconds with high charging efficiency.
Researchers from Chung-Ang University have developed a novel AI-based approach for producing high-fidelity and defect-aware ultrasonic images, outperforming traditional techniques. This technology has the potential to revolutionize non-destructive testing in industries such as semiconductors, energy, and automotive.
Scientists at Max Born Institute and DESY develop a plasma lens that focuses attosecond pulses, improving the study of ultrafast electron dynamics. The technique offers high transmission rates and allows for focusing light across different colors.
A new technology developed by Fibarcode uses photonic fibers to create unique codes that can be scanned to verify a garment's fabric content and designer labels. The technology has the potential to increase recycling rates and prevent counterfeiting.
Researchers at Kanazawa University developed a new technique to precisely measure nuclear elasticity in living cells, revealing how cancer cell nuclei change stiffness based on chromatin structure and environmental conditions. This finding has potential as a biomarker for diagnosis and treatment evaluation.
The University of Michigan's three-year project, ORACLE, harnesses laser links for power and momentum transfer, enabling satellites to move without fuel. This innovation aims to transform constellations into dynamic, interconnected systems, improving sustainability and resilience.
Researchers reviewed novel photonics breakthroughs of 2024, focusing on coupling free electrons with nonlinear optical states in integrated photonic microresonators. This enables ultrafast electron-beam modulation and novel research opportunities for electron imaging and spectroscopy.
A recent study from Harvard John A. Paulson School of Engineering and Applied Sciences uses wearable sensor technology and machine learning to estimate ground-reaction forces in runners. This data can provide insights into performance and injury, enabling the development of devices that deliver real-time feedback to users.
A new platform allows researchers to study the forces that bind tiny objects together, revealing insights into self-assembly processes and fundamental forces in nature. The platform uses gold flakes in a salt solution, with light bouncing back and forth through nanometre-sized cavities to display colors.
The study reveals that certain rectangular shapes allow chloroplasts to achieve both efficient light capture at high density and enough space for shifting during strong light avoidance. The natural geometry of Elodea cells matches the predicted optimal shapes well, with a balance between packing and flexibility.
Researchers develop highly tunable spatial heterostructure within pure titanium using mechanical milling and laser powder bed fusion, achieving strength-plasticity synergy and overcoming the strength-plasticity trade-off bottleneck. The resulting harmonic heterostructure endows pure Ti implants with excellent wear resistance.
A novel electrochemical method promises to advance understanding of charge transport in materials vital for next-generation batteries and bioelectronic interfaces. The study reveals insights into enhancing the performance of electrochemical systems, including batteries, fuel cells, and sensors.
Electron behavior in solid materials has been puzzling scientists, but a new study reveals that energy alone is not enough for them to escape. The discovery of doorway states explains why different materials exhibit unique behaviors despite similar electron energy levels.
A team from the University of Warsaw developed a new type of all-optical radio receiver based on Rydberg atoms, providing extreme sensitivity and internal calibration. The antenna is powered by laser light, enabling precise control over the lasers and electron dance.
Scientists observed tiny but spontaneous distortions in the crystal lattice of Cu_xBi_2Se_3 as it entered a superconducting state. This marks the first clear evidence of a topological superconductor coupling to the crystal lattice, advancing understanding of exotic electronic states.
Using extreme ultraviolet high-harmonic interferometry, researchers tracked changes in the electronic bandgap of silica glass and magnesium oxide under strong laser excitation. The study found a shrinking bandgap in silica and a widening bandgap in magnesium oxide.
Scientists have developed a programmable electronic circuit that harnesses high-frequency electromagnetic waves to perform complex parallel processing at light-speed. This breakthrough has the potential to power next-generation wireless networks, real-time radar, and advanced monitoring in various industries.
A team of researchers developed a computational method that can design intrinsically disordered proteins with desired properties. The work uses automatic differentiation to optimize protein sequences and leverages molecular dynamics simulations for precision. This breakthrough has the potential to reveal new insights into diseases like...
The USC team created the first optical device that follows the emerging framework of optical thermodynamics, introducing a fundamentally new way to route light in nonlinear systems. The device uses simple thermodynamic principles to guide light naturally, without switches or digital addressing.
Researchers discovered how individual MXene flakes behave at the single-flake level, revealing changes in conductivity and optical response. The new spectroscopic micro-ellipsometry technique allowed for non-destructive measurements of individual MXene flakes, providing fundamental knowledge needed to design smarter technologies.
The development of molecular qubits that operate at telecom frequencies enables the creation of ultra-secure communication channels and precise sensing capabilities. These tiny molecules can be integrated into chips and used for computing, communication, or sensing, paving the way for compact quantum devices.
Aarhus University researchers have developed a transparent layer with silver nanorings that adapts to sunlight intensity, controlling heat entry through glass without dimming the view. The thermoplasmonic effect reduces near-infrared transmission, lowering cooling demand and CO₂ emissions in energy-efficient buildings.
Delta.g, a UK-based quantum technology company, has raised £4.6 million in an oversubscribed seed round to accelerate the development and deployment of its gravity sensing platform. The platform directly tackles gaps in spatial intelligence, delivering high-resolution data for infrastructure, transportation, and dual-use cases.
A new paper in Science reports proven quantum advantage, where entangled light lets researchers learn a system's noise with very few measurements. The experiment cuts the number of measurements needed by an enormous factor, from 20 million years to just 15 minutes.
Qiong Ma, Assistant Professor of Physics at Boston College, has been selected as a 2025 Moore Inventor Fellow for her groundbreaking work on twistronic artificial synapses. The fellowship award comes with $675,000 over three years and will support the purchase of new scientific equipment and funding for postdocs and student researchers.
Researchers discovered that ultrafast magnetization switching proceeds with a speed of about 2000 meters per second, not uniformly throughout the material. A moving boundary propagates through the film, sweeping through the entire layer in roughly 4.5 ps.
A Chicago Quantum Exchange-led coalition, Quantum Connected, has advanced to the final stage of the National Science Foundation Regional Innovation Engines program. The coalition aims to build critically needed quantum-based cyber security and could receive up to $160 million over 10 years.
A team of researchers at Simon Fraser University has created a new type of silicon-based quantum device controlled by both electricity and light. The breakthrough demonstrates an electrically-injected single-photon source in silicon, clearing a major hurdle for building a scalable quantum computer. This development holds significant po...
Quaise Energy has successfully demonstrated its groundbreaking geothermal drilling technology, achieving record-breaking depths and speeds. The company aims to revolutionize the energy sector by providing a reliable and sustainable source of clean energy.
Researchers have developed a compact atomic magnetometer that uses a phase-gradient metasurface to detect ultra-weak magnetic fields with high sensitivity. The new design achieves a sensitivity of 2.67 pT/Hz 1/2 under an external magnetic field of approximately 10000 nT.
Mizzou researchers have discovered a way to 'listen' to molecules moving faster than the speed of sound, using photoacoustic spectroscopy. This technique could help unravel mysteries of astrochemistry and offer clues about the universe's composition, star formation, and life origins.
Researchers created a machine embroidery technique that encodes fabric stretchability, allowing for unique stretch patterns and mimicking the mechanics of skin. The approach enables mass-customization at industrial scale, enabling garments to conform to individual body shapes and reduce injury risk.
Researchers at MIT introduce the concept of a neutrino laser that uses cooled radioactive atoms to produce amplified neutrino beams. By cooling rubidium-83 to near absolute zero, the team predicts accelerated radioactive decay and production of neutrinos. This innovation could lead to new applications in medicine and communication.
Researchers at the University of Colorado Boulder have created a new type of time crystal that can be observed directly under a microscope and even by the naked eye. The team used liquid crystals to achieve this feat, which could lead to technological applications such as counterfeiting prevention and data storage.
Researchers developed a multilayer device that decouples visible and infrared control, achieving record-wide thermal modulation for extreme environments. The breakthrough allows objects to adapt to various temperatures, making it suitable for applications like defense, stealth, smart windows, and wearable photonics.
Researchers Claudio Conci and Emanuele Riva at Politecnico di Milano have won two ERC Starting Grants to develop new brain stimulation technologies and diagnose inflammatory processes. The projects aim to revolutionize treatments for millions of people with tremors, neuropathic pain, and inflammation-related diseases.
Researchers at Mizzou have developed a highly sensitive, affordable, and durable hydrogen sensor that can detect tiny leaks in seconds. The sensor is designed to be small, long-lasting, and cost-effective, making it an ideal solution for preventing accidents and protecting the environment.
Researchers developed a photon-level dual-comb spectroscopy system, enabling high spectral resolution and long-term stability in turbulent conditions. The system successfully monitored atmospheric gases with unprecedented sensitivity, paving the way for next-generation optical sensing networks.
Researchers have introduced a transparent, colorless, and unidirectional solar concentrator that can be directly coated onto standard window glass. The device achieves broadband polarization-selective diffraction and waveguiding without compromising clarity.
Researchers developed a hybrid kiri-origami structure to overcome the trade-off between flexibility and function in stretchable electronics. The design features a mutual orthogonal cutting line pattern, allowing simultaneous mounting of rigid components and stretching.
A new multi-objective optimization algorithm, PNSGA-II, was introduced to optimize the optical path length and ratio of optical path length to volume of multi-pass cells. The designed cell achieved an optical path length exceeding 80m, significantly improving LITES sensor sensitivity.
The new Harvard device can turn purely digital electronic inputs into analog optical signals at high speeds, addressing the bottleneck of computing and data interconnects. It has the potential to enable advances in microwave photonics and emerging optical computing approaches.
The POEM Technology Center in Denmark will produce advanced wafers for photonic chips, enabling the development of high-speed communication and optical data processing. The facility will also facilitate the production of quantum chips, a key component in large-scale quantum computing.
A new computational framework has been developed to optimize cellular self-organization, allowing scientists to understand and control how cells grow and interact. The framework uses machine learning tools to extract rules that guide cell behavior, enabling the creation of artificial organs and potential treatments for cancer.
Using a laser-induced technique, researchers have created highly transparent and ultra-smooth 3D microphotonic devices with a record length-to-thickness ratio. The new photonic origami method enables tiny, yet complex optical devices for next-generation data processing, sensing, and experimental physics applications.
Researchers at TU Wien developed a novel microscopy method that allows for gentle imaging of sensitive biological structures and quantum particles. The new technique stores light in an optical resonator where the sample is also located, providing clearer signals than other methods.
Researchers have designed protein qubits that can be produced by cells naturally, opening possibilities for precision measurements of tissues, single cells, or even individual molecules. These protein-based qubits can detect signals thousands of times stronger than existing quantum sensors.
Researchers at Princeton University have developed a machine-learning system that can shape ultrahigh frequency transmissions to avoid obstacles, allowing for real-time adaptation in dynamic environments. This breakthrough could enable the widespread adoption of sub-terahertz frequencies for high-speed data transmission in applications...
A team of UBC Okanagan students developed an adaptive model that can automatically detect subtle shifts in complex images, improving accuracy for doctors and scientists. The technology, called MEBS, uses advanced mathematics to pick out important details, helping to spot illnesses sooner and track wildfires more effectively.
Researchers have developed a novel way to reach the unexplored mesosphere using lightweight flying structures that can float using sunlight. The devices, which were built at Harvard and other institutions, levitated in low-pressure conditions and demonstrated potential for climate sensing and exploration.
Researchers at the University of Rochester have developed a new type of solar thermoelectric generator that can harness thermal energy in addition to sunlight. The device is 15 times more efficient than current state-of-the-art devices, making it a promising source of renewable energy.