Articles tagged with Applied Physics
Researchers at TU Wien found that silicate nanoparticles can strengthen porous rock by forming colloidal crystals, which create new connections between mineral surfaces. The size of the particles is crucial for optimal strength gain, with smaller particles creating more binding sites.
Researchers at Tokyo University of Agriculture and Technology developed a new method to generate nano-sized plasma mist, which could be used in transdermal drug delivery systems. The method is safer than traditional electrostatic spray and has the potential to treat internal organs.
Researchers at Indiana University and the University of Tennessee have developed a one-dimensional helium model system, which enables the creation of smaller and faster microchips. The new system is designed to explore the behavior of particles in a confined space, allowing for the study of previously unexplored physics.
A team of researchers at Osaka University measured the photovoltaic properties of antimony sulfiodide:sulfide devices and discovered a novel effect. They found that changing the color of incident light from visible to ultraviolet induced a reversible change in output voltage, while leaving current unchanged.
A new simulation approach for 3D-AFM imaging has been developed to tackle complex systems not in equilibrium. This enables the study of biologically relevant systems like biomolecules and biopolymers. The method uses the Jarzynski equality to calculate force-distance curves, reproducing internal structures and fiber features.
Researchers from Tokyo Metropolitan University uncover the rapid growth of ultra-thin nanowires or 'whiskers' in organic compounds by following gas bubbles. They find that adding impurities can suppress bubble formation, allowing for controlled whisker-free growth and uniform crystalline material.
Scientists at Max Born Institute create novel method to probe magnetic thin film systems, identifying heat injection from platinum layer as cause of magnetization changes. The approach allows femtosecond temporal and nanometer spatial resolution, paving way for studying ultrafast magnetism and device-relevant geometries.
Scientists at Chung-Ang University have pioneered a novel method for controlling microdroplet motion on solid surfaces using near-infrared light. This approach allows for more precise control than traditional thermal techniques and opens up new possibilities for applications in microfluidics, drug delivery, and self-cleaning surfaces.
Researchers successfully integrated an erbium-doped waveguide amplifier into a compact silicon nitride photonic chip, achieving high-power output of 145 megawatts with low noise. This breakthrough addresses the limitation of insufficient output power in optical integrated circuits.
A team of researchers studied the technique of placing wet chopsticks into hot oil to gain insight into the physics behind it. They found three distinct types of bubble events: explosion cavities, elongated cavities, and oscillating cavities. These findings have potential applications in scientific fields such as acoustic sensing.
Researchers studied over 500 stars in a region of Andromeda called the Northeast shelf, finding conclusive evidence of an ancient collision. The findings provide insights into how material from collisions shapes a galaxy's appearance and makeup.
University of Queensland scientists have discovered a way to make molecular switches work at room temperature, paving the way for more efficient and environmentally friendly technologies. This breakthrough could lead to advancements in MRI scans, sensors, carbon capture, and hydrogen fuel cells.
A new study proposes a mathematical tool to understand the fractal structure of quark-gluon plasma, which is formed in high-energy collisions. The fractal structure explains some phenomena seen in these collisions, including particle momentum distributions that follow Tsallis statistics.
Researchers at TU Darmstadt have developed a scalable quantum network that enables secure key exchange and protection of sensitive information. The system uses entanglement-based time-bin coding to distribute photons to users, ensuring robust security against eavesdropping attacks.
Researchers at Harvard John A. Paulson School of Engineering and Applied Sciences have developed a single-material diamond mirror that withstood a 10-kilowatt Navy laser without damage. The mirror's unique nanostructure design makes it 98.9% reflective, potentially enabling more robust high-power lasers for various applications.
Physicists from Cracow have developed a new measurement technique to track phenomena lasting attoseconds, using X-ray chronoscopy. This approach potentially makes it possible to infer events in the world of attophysics even at current XFEL technology.
Researchers at Rice University have created a 'metalens' that transforms long-wave UV-A into a focused output of vacuum UV radiation. The technology uses nanophotonics to impart a phase shift on incoming light, redirecting it and generating VUV without the need for specialized equipment.
Researchers from Harvard University and QuEra Computing have demonstrated a breakthrough application of neutral-atom quantum processors to solve practical optimization problems. The team achieved unprecedented quantum hardware power, showcasing a super-linear quantum speed-up compared to classical algorithms.
Researchers from Tokyo University of Science have designed a tunable physical reservoir device based on dielectric relaxation at an electrode-ionic liquid interface. The system can store and process analog signals, enabling real-time processing of signals in living environments.
Researchers used transparent gel substrates to study bacterial colonies growing on them. They found that biofilms can exert force on surfaces, disrupting tissue damage during infections. This new understanding has potential applications in disease treatment and prevention.
The study reveals the sing saw uses a surprising effect to create its distinct tone: when curved into an S-shape, energy vibrates in a confined area producing a clear, long-lasting sound. This principle can be applied to design high-quality resonators for various applications.
Researchers from the University of Tsukuba and Hiroshima University investigated ternary polymer solar cells to understand why adding an extra ingredient improves their performance. They found that the acceptor molecule ITIC enhances the orientation of polymer molecules, reducing charge accumulation and increasing stability.
Researchers at University of Michigan develop scalable method to grow single layers of hexagonal boron nitride on graphene, paving the way for high-efficiency LEDs and quantum computing applications. The process produces large sheets of high-quality hBN, enabling the creation of deep-UV LEDs with potential applications in lasers, air p...
Researchers at NYU Tandon School of Engineering propose a paradigm to solve the problem of inferring collective size from individual behaviors. By observing self-propelled Vicsek particles, they show that the time rate of growth of mean square heading is sufficient to predict the number of particles under particular parameters.
A team of researchers has developed a tunable graphene-based platform to study exceptional points, which exhibit unique properties when light and matter interact. The breakthrough could lead to advancements in optoelectronic technologies and potentially contribute to the development of 'beyond-5G' wireless technology.
Researchers developed a foldable sensor sheet using kirigami principles, enabling wearable devices to conform to the human body and detect electrocardiographic signals. The sensor measures 200 square millimeters and can accurately relay heart data across multiple people, making it suitable for early diagnosis of disease.
Researchers advocate for a paradigm shift in forecasting corrosion damage within reinforced concrete structures, citing the flaws of using a single theoretical concept. A multiscale, multidisciplinary approach is needed to quantify corrosion rates and develop reliable forecast models.
A POSTECH research team has developed a platform that can control and measure the properties of solid materials with light. This breakthrough enables the manipulation of quantum states in solids, which can be effectively used in quantum systems.
Researchers at IOPCAS have synthesized a new compound Ba6Cr2S10, exhibiting ferroelectricity due to broken space-reversal symmetry. The discovery demonstrates the realization of a 1D ferrotoroidic model in a real material, opening doors for future quantum information technology.
A POSTECH research team has proposed a novel filterless and electrokinetic-driven ion separation mechanism for lithium and magnesium without the use of extractants. This method enables precise control over ion migration, reducing losses of lithium during extraction from salt lake brines.
Researchers from the University of Seville have conducted a groundbreaking experiment demonstrating quantum contextuality without loopholes. The study uses atomic ions to show that certain probabilities have a limit, contradicting previous findings.
Researchers review current status of nanoparticle-enhanced photothermal therapy and photodynamic therapy, combining the two techniques to achieve highest treatment efficiency. Nanoparticles can deliver drugs or antibiotics to inaccessible sites, creating a more powerful treatment method.
Researchers have identified a novel material with long coherence lifetimes, enabling the storage and processing of quantum states. The discovery paves the way for quantum information processing and has potential applications in quantum computing, simulation, and secure communication.
A collaboration between Berkeley Lab researchers developed a novel approach to mitigate noise in quantum computers, enabling reliable results from IBM quantum computers. The new method combines three other techniques to correct errors, allowing for bigger simulations and tackling complex problems.
Researchers have created and detected dispersing excitons in a metal using angle-resolved photoemission spectroscopy, a breakthrough that could enable efficient data transmission. The discovery of mobile excitons in TaSe3 reveals their mobility and potential to revolutionize electronics.
Developed by University of Seville researchers, the new methodology has a sensitivity of 100% and specificity of 87.5%. It can detect SARS-CoV-2 in saliva and synthetic viruses with minimal equipment and training.
Rice University scientists discovered that strong magnetic fields can manipulate the material's optical phonon mode, a phenomenon previously unseen. The effects were much stronger than expected by theory, revealing a new way of controlling phonons.
A Korean research team has demonstrated the anisotropic superconductivity of a high-temperature superconductor by stacking twisted pieces of Bi2Sr2CaCu2O8+x using the microcleave-and-stack technique. This study confirms material properties and develops a new fabrication method for nanomaterials.
(TaSe4)2I fails to exhibit expected magnetoconductivity, sparking debate on axionic behavior in condensed matter. Researchers aim to investigate nonlinear dynamics and inspire new techniques for confirming axion counterparts.
Researchers have demonstrated the Kondo effect in a transition metal oxide, CCRO, with a high Kondo temperature of at least 500K. The study resolves previous conflicting discussions and brings the Kondo field into the research area of transition metal oxides.
Researchers employed microscopy techniques to study the atomic structure and vibrations of perovskite oxides in superlattices. The discovery enables the rational design of materials with unique photonic and phononic properties.
Researchers at Durham University have identified a medieval text written by Benedictine monk Gervase of Christ Church Cathedral Priory as the earliest known account of ball lightning in England. The description, composed around 1200, matches historical and modern reports of the phenomenon.
Harvard researchers create first topological acoustic transistor, utilizing sound waves to control flow on and off. The device demonstrates scalable and controllable 'acoustic switches' with potential applications in efficient noise reduction, ultrasound imaging, and more.
Researchers developed a promising alternative to traditional wet-chemistry methods using plasma-enabled surface engineering. The technology can create contact-killing, antifouling, and drug-release surfaces, accelerating antimicrobial material development.
Kanazawa University scientists design a zero-latency amplitude detector for high-speed atomic force microscopy, significantly improving temporal resolution. The new detector enables faster recording of biological processes with higher video frame rates and reduced invasiveness.
EG-CNTFET biosensors have demonstrated high sensitivities toward several analytes, but challenges remain to overcome, such as selective detection in complex media.
Researchers developed soft manipulators based on pneu-nets, mimicking biological systems like elephant trunks and octopus tentacles. These structures can grasp and manipulate soft objects with increased flexibility.
Researchers at Aarhus University have developed a simple analytical model to predict chip formation and optimize surface finish in manufacturing processes. The study reveals the critical cutting depth for almost every material, tool geometry, and running conditions, minimizing tool wear and improving product quality.
Researchers from Lawrence Berkeley National Laboratory, Georgia Institute of Technology, and the University of California, Berkeley, describe advances in understanding phase change materials for thermal energy storage. Better understanding liquid state physics may help accelerate technology development for the energy sector.
Researchers created a 3D imaging system using multimode optic fibers, overcoming limitations of scrambling and enabling high-resolution imaging. The system can scan a scene at nearly 23,000 points per second and record near-real-time 3D video.
Researchers developed AI that extracts hidden equations of motion from observational data, creating models faithful to the laws of physics. This enables physics-based investigations and simulations for ecosystem sustainability, among other applications.
Researchers have developed smart transformable nanoparticles that can alter their size and shape in response to physiological conditions, improving particle circulation, biodistribution, and targeted therapy for cancer theranostics. These particles promise enhanced tumor diagnoses and treatment by adapting to the physiology of tumors.
Researchers developed a molecular device that converts infrared light to visible light, expanding detection capabilities. The device uses tiny vibrating molecules and metallic nanostructures to enhance conversion efficiency.
Scientists at Chalmers University of Technology discovered a way to create a stable resonator using two parallel gold flakes in a salty aqueous solution. The structure can be manipulated and used as a chamber for investigating materials and their behavior, with potential applications in physics, biosensors, and nanorobotics.
Researchers at Göttingen University have developed a new X-ray imaging method to detect changes in neuronal cell nuclei, indicating altered activity of neurons. This technique enabled the identification of changes in neurons in Alzheimer's disease.
Researchers categorize origami- and kirigami-based mechanical metamaterials into six groups based on folding and cutting patterns. Hybrid designs offer great potential for shape morphing and real-world applications.
A team of computer scientists has developed a secure identity verification method based on zero-knowledge proof, ensuring that information cannot be replicated by hackers. The new method uses two physically separated prover-verifier pairs to confirm identities, eliminating the possibility of collusion and increasing security.
Researchers at University of Copenhagen have developed a new quantum circuit that can operate and measure all four qubits simultaneously. This breakthrough resolves a significant engineering headache in the development of large functional quantum computers.
Researchers from The University of Tokyo Institute of Industrial Science have found that drones can be used as communication bases with underwater robotic devices (AUVs) for ocean surveys. UAVs offer high-speed observations, mobility, and resistance to ocean currents, making them suitable candidates for this application.
Researchers developed a novel spintronic-metasurface terahertz emitter that generates broadband, circularly polarized, and coherent terahertz waves. The design offers flexible manipulation of the polarization state and helicity with magnetic fields, enabling efficient generation and control of chiral terahertz waves.