Articles tagged with Applied Physics
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
Comprehensive medical research, clinical studies, and healthcare sciences focused on disease prevention, diagnosis, and treatment. Encompasses clinical medicine, public health, pharmacology, epidemiology, medical specialties, disease mechanisms, therapeutic interventions, healthcare innovation, precision medicine, telemedicine, medical devices, drug development, clinical trials, patient care, mental health, nutrition science, health policy, and the application of medical science to improve human health, wellbeing, and quality of life across diverse populations.
Comprehensive investigation of human society, behavior, relationships, and social structures through systematic research and analysis. Encompasses psychology, sociology, anthropology, economics, political science, linguistics, education, demography, communications, and social research methodologies. Examines human cognition, social interactions, cultural phenomena, economic systems, political institutions, language and communication, educational processes, population dynamics, and the complex social, cultural, economic, and political forces shaping human societies, communities, and civilizations throughout history and across the contemporary world.
Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.
Practical application of scientific knowledge and engineering principles to solve real-world problems and develop innovative technologies. Encompasses all engineering disciplines, technology development, computer science, artificial intelligence, environmental sciences, agriculture, materials applications, energy systems, and industrial innovation. Bridges theoretical research with tangible solutions for infrastructure, manufacturing, computing, communications, transportation, construction, sustainable development, and emerging technologies that advance human capabilities, improve quality of life, and address societal challenges through scientific innovation and technological progress.
Study of the practice, culture, infrastructure, and social dimensions of science itself. Addresses how science is conducted, organized, communicated, and integrated into society. Encompasses research funding mechanisms, scientific publishing systems, peer review processes, academic ethics, science policy, research institutions, scientific collaboration networks, science education, career development, research programs, scientific methods, science communication, and the sociology of scientific discovery. Examines the human, institutional, and cultural aspects of scientific enterprise, knowledge production, and the translation of research into societal benefit.
Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.
Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.
Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
Scientists fabricate multilayer blood vessels with unique biomolecules that transform into functional blood vessels when implanted. The result is a fully functional blood vessel with enhanced strength and anti-thrombosis functions.
Researchers developed a reconfigurable electronic platform that can morph into three different shapes, including quatrefoils, stars, and irregular ones. This innovation opens doors to new engineering challenges and opportunities for biomedical technologies such as drug delivery, health monitoring, and implants.
Researchers have developed a way to remove ice and frost from surfaces efficiently using less than 1% of the energy needed for traditional methods. The technique works by melting the interfacial layer directly, allowing the ice to slide off the surface.
Advances in wind technology have led to significant growth, with larger turbines now capable of generating up to 5 megawatts. Improved efficiency and cost reductions are expected, but maintaining these turbines will require more economical methods.
Researchers developed an energy harvester attached to the wearer's knee that generates 1.6 microwatts of power while walking without increased effort. The device captures biomechanical energy through natural human motion, offering a potential solution for self-powered wearable devices.
Scientists are using the laws of physics and predictive computer modeling to improve bioprinting techniques, which can create living tissues like muscle and bone. The new approaches aim to overcome trial-and-error methods and achieve more controlled printing processes.
The Johns Hopkins researchers advocate for a 'digital health scorecard' to provide objective validation and ratings for health technology solutions. They aim to address the lack of rigor in evaluating health care technology, which often prioritizes speed over safety and clinical effectiveness.
Negative capacitance field-effect transistors (NC-FETs) have been proposed as a way to make traditional transistors more efficient by adding a thin layer of ferroelectric material. The technology has the potential to transform the semiconductor industry and enable chips that compute far more while requiring less frequent charging.
The new report by the American Physical Society reveals that industrial physics plays a crucial role in driving the US economy. It contributed an estimated $2.3 trillion to the country's GDP in 2016, accounting for 12.6% of the total gross domestic product.
A new multilayer structure with an enhanced magnetoresistance ratio enables the creation of highly sensitive magnetic field sensors. This breakthrough could measure brain activity at room temperature with millisecond resolution.
Researchers developed a device that utilizes nonlinear dynamics of a microscopic silicon beam to enable microelectromechanical neural networks, achieving high-dimensional calculations. The system demonstrated accuracy in tasks such as classifying spoken sounds and processing binary patterns.
Researchers demonstrate a new type of compound synapse that can achieve synaptic weight programming and conduct vector-matrix multiplication, achieving accuracies up to five times those of conventional devices. The development uses atomically thin boron nitride memristors running in parallel for energy-efficient performance.
A physics model applied to a 'Super Court' of Supreme Justices found that consensus dominates the court's decisions, with strong correlations in voting persisting beyond individual justices' tenures. The study reveals that partisan issues are more complex than simple intuition suggests, and votes against prevailing opinions are probable.
Researchers at IBM developed a new computer architecture with co-located memory and processing, significantly outperforming conventional computers. This brain-inspired design achieved 200 times faster performance in machine learning tasks.
Researchers have developed a novel method to assess the quality of iron oxide samples, enabling them to understand their effects on patient safety. By combining gamma ray spectroscopy with 'center of gravity' analysis, scientists can quantify diffusive oxidation processes and track changes over time.
A team of researchers has successfully detected hydrogen using the Extraordinary Hall Effect in cobalt-palladium thin films. The technique demonstrates high sensitivity and could be used to detect leaks in hydrogen-powered vehicles and fueling stations, enhancing gas detection for a clean energy source.
A team in Japan developed a new technique to detect and analyze biomolecules with inhomogeneous charge distributions by adjusting the solution. They achieved improved sensor response, allowing researchers to determine the Debye length and map out a molecule's uneven charge distributions.
Researchers developed a new modeling technique to simulate metallic glass behavior under stress, predicting the amount of energy released when fractured. This breakthrough improves computer-aided materials design, helping researchers determine the properties of metallic glasses.
Researchers are studying how material-water interfaces impact water quality sensors, filtration membranes, and pipes. New sorbents with high reusability and specificity are being designed to address global clean water accessibility challenges.
Researchers at University of Innsbruck investigate proton exchange reaction using laser-induced vibration excitation. They find that the laser does not enhance the reaction, but rather amplifies a competing reaction process, highlighting the importance of controlling molecular interactions in chemical reactions.
Scientists led by Roland Wester have confirmed the presence of molecules in space using terahertz spectroscopy, a method that allows for accurate measurement of spectral lines. The study's findings provide new insights into the chemical composition of interstellar medium and may aid in detecting unknown species in space.
Researchers created a unified Time-Temperature-Architecture Diagram to guide the fabrication of heterostructures with favorable electronic properties. The blueprint enables the generation of numerous nanostructures with physical properties of interest, paving the way for advancements in computing power and transistors.
Beta peptides can self-assemble into robust biomaterials when placed inside other organic molecules. A new study has expanded their capabilities, allowing bioengineers to create more flexible materials for tissue engineering and biomedicine.
Researchers have designed a magnetoelectric device that uses chromia to store information without requiring an externally applied magnetic field. This could lead to more energy-efficient and compact memory devices.
Researchers have created a wide-bandgap semiconductor called gallium oxide (Ga2O3) that can be engineered into nanometer-scale structures to facilitate high-speed electronics. The new material has demonstrated record mobilities and quantum transport properties.
Researchers developed a machine-learning algorithm that identifies relevant degrees of freedom in physical systems, revolutionizing the field. The approach provides fundamental physical insight and raises the prospect of combining human creativity with machine learning.
Japanese researchers have optimized laboratory-grown diamond structures to detect magnetic fields, enabling new biosensing applications. The design uses nitrogen-vacancy centers with stable negative charge states, reducing noise and increasing detection accuracy.
Researchers developed a stable mechanical setup to measure electrical current across individual molecules on a noble metal surface. The study provides fresh ideas for electronic devices and opens opportunities for new studies on nanocontacts, dynamics, and transport of molecules at room temperature.
Researchers have created a stable thin film made from iron, cobalt, and manganese that boasts an average atomic moment potentially 50% greater than the Slater-Pauling limit. The new alloy features a magnetization density of 3.25 Bohr magnetons per atom, besting the previously considered maximum of 2.45.
Researchers have created a graphene-based radiation detector with a fast response time and the ability to work over a wide range of temperatures. The device exploits graphene's thermoelectric properties, generating an electric field that provides a direct measurement of radiation.
Researchers propose using gallium oxide for producing microelectronics due to its large bandgap and high-breakdown-voltage capabilities. This enables the design of FETs with smaller geometries and improved energy density.
The study reveals that when a crystal is broken along certain directions, atoms reorganize into labyrinthine structures. These structures have potential applications in hydrogen production and chemical reactions, enabling the splitting of water to produce hydrogen.
Researchers have developed a surface acoustic wave (SAW) device that can achieve frequencies six times higher than most current devices, thanks to the use of embedded interdigital transducers (IDTs). The device also boosts output power by 10 percent compared to conventional devices.
A research team from Kiel University has successfully placed a new class of spin-crossover molecules onto a surface and improved their storage capacity. The result could theoretically increase the storage density of conventional hard drives by more than one hundred fold, enabling data carriers to be made significantly smaller.
Engineers at Tohoku University created a system to measure the van der Waals' bonding force between crystal layers, increasing its strength seven times. This breakthrough enables more durable gallium selenide crystals for advanced technologies.
Researchers have created a proof of concept for MOSFETs using the deep depletion regime in bulk-boron-doped diamond, increasing hole channel carrier mobility by an order of magnitude. This enables more efficient power electronics and paves the way for fully exploiting diamond's potential in MOSFET applications.
Researchers at Pennsylvania State University have developed a novel technique for connecting piezoelectric thin films to flexible polymer substrates, reducing substrate clamping and improving material properties. The new method enables the creation of miniaturized piezoelectric devices with enhanced performance and flexibility.
A new origami lattice prototype can potentially reduce acoustic noise on roadways by selectively dampening noise at various frequencies. The technique allows researchers to adjust the distance between noise-diffusing elements, reducing noise levels by up to 90%.
Researchers have developed an asymmetric sound absorber that can absorb sound energy while allowing light and air to pass through. The system uses a two-port design with a waveguide, enabling near-total absorption of sound energy from outside the room.
James R. Ledwell's pioneering work on oceanic mixing and air-sea gas exchange earned him a spot among the Oceanography Society's esteemed Fellows. His groundbreaking techniques, including the deliberate tracer release experiment (TRE), have significantly advanced our understanding of ocean circulation.
Researchers have found that crystalline tungsten exhibits anisotropic resistivity, with smaller resistivity in certain orientations. The study's findings demonstrate the potential for tungsten to reduce nanowire resistance and may pave the way for new materials to replace copper interconnects.
Researchers found that soluble surfactants destabilize nanobubbles when adsorbed to substrates, while insoluble surfactants cause a liquid-to-vapor transition model of bubble rupture. This understanding is crucial for optimizing nanobubble applications in medicine, food science, and environmental advancements.
Researchers at Osaka University have developed a single-walled carbon nanotube device that can detect below-threshold signals through the use of stochastic resonance. The device's self-noise component is generated by molecular adsorption on graphite materials, increasing its signal detection ability.
Researchers have developed a simple method to create more nitrogen-vacancy centers in diamonds, enhancing their sensing capabilities for magnetic fields. This breakthrough could lead to more compact devices and improved sensitivity, enabling the creation of unique quantum states.
A team led by a Princeton University graduate student has developed a unique simulation of magnetic reconnection in space plasmas, which could lead to improved forecasts of space weather events. The new model approximates kinetic effects using fluid equations and agrees better with kinetic models than traditional simulations.
Andone C. Lavery has been recognized for her work on zooplankton and physical microstructure using broadband acoustic measurement methods, providing new understanding of ocean physical processes and marine biology. The award also acknowledges her Arctic oil spill research, which shares similarities with Walter Munk's ATOC work.
Researchers in China have successfully grown ferroelectric thin films with symmetric oxide electrodes, stabilizing flux-closure domains and their periodic arrays. This finding disproves previous theories and opens up new possibilities for the evolution of these structures under external electric fields.
Scientists use nonlinear reaction-diffusion equations to model gene movement and develop 'switches' that initiate and terminate gene drives, balancing genetic traits with embedded weaknesses. They also find that intense release in specific regions can trigger spreading, but can be stopped by barriers like pesticides.
Scientists use electron pulses to create and manipulate nanoscale magnetic excitations that can store data, confirming dynamic understandings provided by theory. Tailored electron pulses can swiftly write, erase or switch topologically protected magnetic textures such as skyrmions.
Researchers used a lattice-Botzmann method to simulate the impact of microdroplets on dry surfaces, revealing distinct physics at the microscopic level. They found that droplet sizes in spray cooling are three orders of magnitude smaller than previously studied millimeter-size droplets, and that this affects their dynamics.
A team of researchers has discovered magnetic vortex-antivortex pairs arising from correlated electron spins in a newly engineered trilayer material. The finding could advance memory cells and points to the potential development of 3-D magnetic logic circuits.
Researchers applied novel method to test 'Einstein's equivalence principle' using rubidium atoms in quantum superposition states, confirming its validity with high precision. The study has potential applications in navigation, time measurements, and searching for mineral deposits.
Researchers developed a magnetoelectric random access memory cell that can increase power efficiency and decrease heat waste by orders of magnitude for read operations at room temperature. This innovation has the potential to aid production of devices with lower energy consumption, such as instant-on laptops and data storage centers.
Researchers have developed a prototype for a spin-wave majority logic gate that utilizes wave interference to process information. This innovation uses spin waves instead of classical currents or voltages, enabling the creation of nanoscale devices with improved efficiency and reliability.
Researchers at Duke University have developed a new 'jumping droplet' technique that effectively cools mobile hotspots by harnessing the power of surface energy. This breakthrough method, reported in Applied Physics Letters, enables efficient heat dissipation in all directions, outperforming existing methods.
A team of researchers in Germany and Canada has successfully demonstrated a proof of concept for fully inkjet-printable flexible resistive memory. This breakthrough enables the mass production of printable electronics with mechanically flexible memory tiles, using commercially available materials.
Researchers designed a new focusing method for HIFU therapy, generating a subwavelength-scale focal region and extremely high ultrasound intensity. The lattice Boltzmann method modeling improves acoustic simulations and provides detailed information needed for estimating transducer performance.
Wealth distribution is closely tied to the evolutionary movement of all 'streams' of society, according to the Constructal Law. The law reveals that wealth and fuel use are increasing over time, making inequality a natural phenomenon.
A Japanese team of researchers has successfully applied a new material, MgGa2O4, to a tunnel barrier in magnetic tunnel junctions (MTJs), achieving large tunnel magnetoresistance ratios and low device resistance. This breakthrough opens the possibility for new spintronic applications.
A group of researchers has developed a method to control magnetism by curving nanomagnets, inducing chiral textures within the magnetization field. This discovery could lead to stable vortex-antivortex pairs for future data storage and random access memory devices.