Articles tagged with Condensed Matter Physics
The researchers simulated how a glass deforms when doped with self-propelled particles, finding that it yields later and at higher stress. The single plane where damage accumulated is replaced by a network of smaller bands that gradually connect, spreading the damage across many areas.
Physicists at TU Dortmund University demonstrate non-local synchronization of electron-nuclear spin oscillations, opening routes to controllable spin networks. Many time crystals can form in the same material and synchronize their oscillations, even at distances exceeding one thousand times the size of an individual oscillator.
A team of physicists from Boston College created a quantum nanocorral that can trap and control charged excitons, enabling precise electrical control of tiny light sources. The discovery opens up new ways to control hybrid charge, photon, and spin quantum states.
A research team has created a silicon-carbide-based maser that operates continuously above room temperature, enabling new applications in communication and sensing. The maser amplifies microwave radiation and has high frequency stability, making it suitable for precise magnetic field measurements.
Researchers developed a wearable optoelectronic clip that turns exhaled breath into a clear optical switching signal, enabling touch-free interaction and respiratory health monitoring. The device showed high accuracy in multi-user tests, suggesting its potential for practical applications.
A Tulane University team is using AI to discover new superconductors, which could improve the nation's electrical grid, medical imaging, and quantum computing. The project combines high-fidelity calculations, physics-aware AI, and experimental measurements to accelerate discovery.
Researchers use periodic driving to transform optical lattice into accurate SYK model simulator, reproducing strong quantum chaos and information scrambling. This method opens door to studying complex quantum phenomena in strongly interacting systems.
Researchers discovered that niobium diselenide and TaS₂ exhibit two strongly interacting superconducting states, resolving a long-standing mystery about their behavior. This finding provides new insight into superconductivity and could aid in designing better superconducting materials for future technologies.
Hydrogen displays varying behavior when in vanadium, but researchers have now discovered the role of crystal symmetry in controlling its quantum behavior. Highly symmetric structures allow hydrogen to tunnel between sites, while distorted structures suppress this effect.
Ferroelectric memristors overcome computing hardware bottlenecks by processing data directly where it's stored. This enables significant reductions in data transfer overhead and improvements in computing efficiency.
Researchers uncover a previously unknown phase transformation mechanism in monolayer molybdenum telluride (MoTe2) that is fundamentally distinct from the conventional martensitic model. The study reveals a one-dimensional 'domino-like' chain reaction that triggers structural rearrangement and enables programmable electronic devices.
Rice University researchers propose a new detector design that relies on semiconductor materials to search for axions, hypothetical particles believed to make up dark matter. The proposed detector aims to convert axions into photons, enhancing the photon signal to detect dark matter more easily.
A team of scientists observed Jahn–Teller polarons in cobalt oxide crystals activated by tailored laser pulses. The study reveals the material's structural, electrical, and magnetic properties can be engineered using ultrafast laser pulses.
Researchers found that extreme pressures in confined water droplets increase dissociation, but this effect is primarily driven by pressure rather than confinement itself. The study's findings suggest that the confining material can enhance reactivity through specific mechanisms.
Researchers from The University of Osaka created a cobalt-based honeycomb structure that exhibits strong magnetic interactions and ferromagnetic-like behavior. This breakthrough may lead to lower-cost quantum computing materials using relatively cheap and widely available cobalt.
Researchers observe nodeless superconducting gap and discover electron-boson coupling in Ruddlesden-Popper bilayer nickelate superconducting thin films. These findings provide crucial evidence for the mechanisms of superconducting gap symmetry and pairing.
Scientists directly capture collective excitations, known as Goldstone modes, which are associated with quantum phenomena like superconductivity. The researchers used optics to probe the space-and-time-resolved properties of the material and observed phenomena that had yet to be directly observed in condensed matter systems.
Researchers at TU Wien have shown that water molecules' structures impact charged particles in electrochemistry. The team found that ions with stronger effects on surrounding water create more order, leading to lower entropy and reduced attachment to surfaces.
Researchers at the University of Manchester demonstrate that electrons can travel ballistically over micrometre distances in graphene while maintaining spin coherence. By using transverse magnetic focusing (TMF), they were able to bend electron trajectories like light rays and show that curved paths carry a clear spin signature.
Researchers have achieved a record-breaking transition temperature of 63 K in ambient-pressure nickelate films, surpassing previous limits. This breakthrough utilizes the 'Gigantic-oxidative Atomic-layer-by-layer Epitaxy' method and showcases enhanced Meissner effect and zero-resistance temperatures.
Physicists used a water tank to simulate the Aharonov-Bohm effect, revealing counter-rotating wave patterns that mimic quantum effects. The study showed that adding a vortex causes shifts in wave phase, resulting in rotating lines of zero wave height, or nodal lines.
Researchers have discovered a new understanding of skyrmions, highly stable structures that can be moved with minimal electrical current. This breakthrough has significant implications for nanocomputing and the development of ultra-power-saving devices.
A team of researchers from Pohang University of Science & Technology has identified the underlying cause of water's unique properties, solving a fundamental mystery in science. They have observed water's liquid-liquid critical point, which marks the transition from two distinct liquid states into a single supercritical liquid state.
Researchers discover quasi-one-dimensional superionic state of carbon hydride under extreme pressures and temperatures found deep inside ice giant planets. This finding has implications for heat and electricity movement through planetary interiors and could influence magnetic-field generation.
Researchers have developed a technique to image individual atoms at solid-liquid interfaces in a range of non-aqueous solvents, enabling the study of key chemical processes and catalysts. The 'nano-aquarium' method uses graphene windows to contain tiny liquid cells, allowing for atomic-scale imaging and tracking of millions of atoms.
Researchers from Purdue University and Menlo Microsystems developed a commercial microelectromechanical switch that operates reliably at cryogenic temperatures. The device showed lower operating voltage, lower on-resistance, and strong radio-frequency performance.
Researchers break thickness limit for lead-free films, discovering a metastable phase that unlocks latent piezoelectric potential. The films exhibit a piezoelectric coefficient four times higher than conventional forms, paving the way for ultra-miniaturized sensors and devices.
The study reveals that bonding heterogeneity, rather than geometric similarity, governs relaxation dynamics in glasses. By incorporating electronic structure and chemical interactions, researchers establish a new physical framework for understanding structure-relaxation coupling in glasses.
The Global Physics Summit will feature over 12,000 individual presentations on new research in astrophysics, particle physics, and quantum information science. Registered journalists and public information officers will receive daily emails with information during the meeting.
Researchers from Tokyo Metropolitan University have discovered a hydrogen-absorbing material with negative thermal expansion properties, which can be tuned by adjusting the amount of hydrogen. This finding promises custom high-precision ingredients for precision nanotechnology, addressing volume changes in materials under heating.
Researchers have discovered that microscopic oil droplets can fold themselves into precise six-pointed star shapes while remaining liquid inside. The team identified the physical mechanism responsible for this unusual geometry, revealing a fundamentally new route for shape change in elastic interfacial crystals.
A new study by MANA demonstrates that strongly correlated insulators can behave differently, allowing spin and charge excitations to exist independently. This enables the creation of new electronic modes that actively modify band structures under external stimuli.
Researchers observed a sequence of exotic magnetic phases in an ultrathin material, realizing a theoretical model of two-dimensional magnetism. The discovery may lead to new technologies by stabilizing magnetic vortices at nanoscale.
This study reveals that a femtosecond laser can induce a rise in electronic temperature, transiently blocking optical absorption and enabling multicolor modulation from a single material platform. The discovery opens a new pathway toward ultrafast, broadband, and energy-efficient photonic devices.
Researchers at TU Wien investigate the surprising effects of ion bombardment on the quantum material 1T-TaS2. They observe a clean and reliable switching behavior, where the material's state is reliably switched after each impact.
Researchers have observed a new microscopic mechanism enabling precise control of magneto-optical properties in alloys of two-dimensional semiconductors. The discovery opens up prospects for technological applications in devices exploiting valleytronics.
Scientists create a porous silica microrod material that can form dense dispersions in nematic liquid crystals, overcoming the challenge of strong surface anchoring. This enables the reconfigurable self-assembly of micrometer-sized particles, opening up new possibilities for optical and biomedical applications.
Researchers at ISTA discover perovskites' unique photovoltaic properties rely on structural defects, enabling long-range charge transport. This finding accelerates the transition of next-gen perovskite solar cells to real-world applications.
The American Physical Society's Global Physics Summit will feature over 10,000 individual presentations on new research in astrophysics and particle physics. Attendees can book discounted hotel rates near the Colorado Convention Center until February 12 to receive a discount.
Researchers have discovered a new thermoelectric material, MoSi2, that can convert waste heat into electricity with high efficiency. The material's unique electronic structure and axis-dependent conduction polarity enable it to generate transverse thermopower, paving the way for efficient waste heat recovery systems.
The B-STING silica nanocomposite acts as a nanofactory of reactive oxygen species, activating itself in response to changes in the chemical environment. This material can be used to create biocidal coatings that are safe, durable, and resistant to dirt, with potential applications in medicine and other industries.
Scientists at University of Basel and ETH in Zurich successfully changed the polarity of a ferromagnet using a laser beam. The breakthrough method could be used to create adaptive electronic circuits that can be controlled by light.
A nanostructure composed of silver and an atomically thin semiconductor layer can be turned into an ultrafast switching mirror device, displaying properties of both light and matter. This discovery could lead to dramatically increased information transmission rates in optical data processing.
Scientists have found a way to describe topological states in materials where the particle picture breaks down. The discovery sheds light on a new type of behavior, exhibiting spontaneous Hall effect and quantum-critical fluctuations. This finding opens up possibilities for storing quantum information and developing novel sensors.
The American Physical Society's Global Physics Summit will convene over 14,000 physicists worldwide for groundbreaking research presentations. The event will feature both in-person and online experiences, including scientific sessions, exhibits, and networking events.
Researchers at Institute of Science Tokyo have discovered a stable superfluid that inherently hosts singularities known as exceptional points. The study reveals how dissipation can stabilize this unique superfluid phase, which features a finite order parameter and emerges deep inside a strongly interacting phase.
Physicists at Trinity College Dublin propose a new means of capturing useful energy from light sources like sunlight, lamps, and LEDs. Theoretical analysis may lead to the development of optical devices that can channel light energy into a concentrated beam.
Studies in topological condensed matter physics suggest that presenting larger sets of data and disclosing full study details can mitigate misleading 'smoking gun' claims. By exploring alternative scenarios, researchers can reduce confirmation bias and increase the reliability of findings.
Osaka Medical and Pharmaceutical University researchers have captured time-resolved structures of an enzyme during its catalytic cycle, revealing dynamics that are nearly impossible to observe by other methods. This breakthrough offers valuable insights into enzyme function and potential applications in molecular design of novel enzymes.
A team of researchers at Waseda University has discovered a new correlation between spins, orbitals, and lattice distortions in spinel-type compounds. Magnetic ordering can trigger Jahn-Teller distortions through spin-orbit coupling.
Researchers at RIKEN Center for Emergent Matter Science have created a new superconducting thin film from iron telluride, suitable for quantum computing applications. The film's unique crystal structure, resulting from intentional misalignment of atomic layers, reduces lattice distortion and enables low-temperature superconductivity.
Researchers investigate poly(N-isopropylacrylamide) gel structure and function under mechanical forces and heat, revealing changes in electrical conductivity and internal structure. The study provides valuable insights for developing smart polymers and understanding their functional mechanisms.
Researchers have developed a method to generate and detect sound waves at sub-terahertz frequencies using optically driven devices. The discovery was made possible by launching shear hypersound pulses with exceptionally large amplitudes in metal halide perovskites.
Researchers at the University of Arkansas have developed a lead-free alternative to essential electronics component ferroelectric materials. By applying mechanical strain, they enhanced lead-free ferroelectrics, opening possibilities for devices and sensors implanted in humans.
Kono recognized for his contributions to optical physics, light-condensed matter interactions and photonic applications of nanosystems. His research explores how light interacts with materials at the nanoscale, potentially leading to new technologies in electronics and quantum communication.
Researchers propose a 3D quantum anomalous Hall effect in Weyl semimetals, revealing unique boundary states and transport properties. The discovery completes the Hall effect family in three dimensions, holding promise for applications in low-power electronics and programmable devices.
Researchers at Max Planck Institute discovered quantum coherence and interference patterns in CsV₃Sb₅, defying single-particle physics expectations. The crystal's geometry influences the collective quantum behavior of electrons, potentially leading to new materials with tunable resonance.
Researchers achieved first superconductivity in nickel-based superconductors in 2019, with critical temperatures reaching up to 80 K in bilayer La₃Ni₂O₇ under high pressure. Recent breakthroughs enable superconductivity at ambient pressure via strain engineering.
Researchers have developed a topological insulator that exhibits the Quantum Spin Hall Effect even at significantly higher temperatures than previous materials. This breakthrough paves the way for the creation of energy-efficient and powerful devices, with potential applications in established semiconductor technology.
Researchers found that heat transfer values increase dramatically at distances less than ten nanometres, exceeding theoretical predictions by a factor of one hundred. This phenomenon challenges current understanding of heat transfer in the nanometre range.