Articles tagged with Applied Physics
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 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...
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.
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.
Researchers propose a quality management system for quantum technologies to ensure security, interoperability, transparency and accountability. International standards can facilitate cooperation among countries like China, the US, and Europe, creating trust in new technologies.
Physicists from the IFJ PAN in Cracow have successfully produced homogeneous coatings of titanium oxide nanotubes on large metal surfaces, overcoming the obstacle of crystal grain boundaries. The method combines nanoparticle lithography and electrochemical anodization, enabling controlled material properties.
A research team developed an innovative unsupervised model for industrial anomaly detection using paired well-lit and low-light images. The model leverages feature maps, Low-pass Feature Enhancement, and Illumination-aware Feature Enhancement to detect anomalies while remaining lightweight and memory-efficient.
Researchers predict the existence of a material with hybrid thermal properties, which remains constant over temperature changes. This discovery could advance understanding of materials that manage extreme temperatures and reduce carbon emissions in steel production.
MIT physicists performed an idealized version of the double-slit experiment, confirming light behaves as both a particle and wave. The more information obtained about light's path, the lower the visibility of the interference pattern was.
Researchers create metasurfaces to control photons and entangle them for quantum computing and sensing. The discovery could lead to miniaturized optical setups with improved stability, robustness, and cost-effectiveness.
Researchers developed a hybrid approach combining molecular dynamics simulations and Helfrich theory to evaluate bending rigidities of graphene nanosheets with lattice defects. The study reveals insights for designing novel materials with tailored mechanical properties.
CU Denver engineer Aakash Sahai develops a quantum breakthrough that can help turn sci-fi into reality, enabling the creation of safe gamma ray lasers and accessing the fabric underlying the universe. The technology has the potential to open up new fields of study and have a direct impact on the world.
Researchers developed a practical solution to verify radiation quality in clinical practice, enabling precise determination of biological effects and effective cancer cell destruction. This innovation allows for better planning and reduced damage to healthy tissues.
Researchers have successfully integrated indium arsenide quantum dot lasers monolithically on silicon photonic chiplets, achieving low coupling loss and enabling efficient operation at high temperatures. The novel integration technique has the potential to be widely adopted due to its scalability and cost-effectiveness.
A Shanghai Jiao Tong University research team developed non-volatile, programmable micro-ring transceivers using low-loss phase-change material Sb2Se3 on silicon MRR PN junctions. The breakthrough chip achieved 400 Gbps data rate with minimal impact on modulation and detection performance.
Studies compare three helmet materials (ABS, fiberglass, and aluminum alloys) for reducing traumatic brain injury risk in elite athletes. ABS is sufficient for training and recreational sports, while fiberglass or aluminum alloys are recommended for elite athletes due to their unique benefits.
Twisted trilayer graphene creates a pattern that changes the material's properties and can turn it into a superconductor. Researchers used a microscope to probe the properties of supermoiré patterns, revealing new states of matter with precisely controllable properties.
Researchers demonstrated R-STDP synaptic plasticity in a single ferroelectric floating-gate device, enabling SNN to simulate robotic capture tasks with excellent performance. The network achieved a success rate up to 85.5% in dynamic capturing tasks.