Articles tagged with Solid State Physics
Researchers have confirmed a novel quantum topological material for ultra-low energy electronics, reducing energy consumption by a factor of four. The study reveals the potential of zigzag-Xene-nanoribbons to make topological transistors with robust edge states and low threshold voltage.
Researchers at Goethe University Frankfurt have grown crystals with rare-earth atoms that exhibit surprising fast magnetic properties. The team found that the strength of these reactions can be adjusted by choosing different atoms, opening up possibilities for optimizing spintronics components.
Researchers use white laser beam and diamond anvil cell to measure SiO2 glass density, yielding key information on its refractive index and path length. This breakthrough helps geoscientists understand Earth's interior and solid mantle formation.
Researchers at PSI's Laboratory for Muon Spin Spectroscopy have discovered strong evidence of exotic charge order and orbital currents in a correlated kagome superconductor. The findings provide a new insight into unconventional superconductivity and its relationship with the quantum anomalous Hall effect.
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 from Singapore-MIT Alliance for Research and Technology (SMART) have discovered a way to perform 'general inverse design' with high accuracy. This breakthrough enables the creation of materials with specific characteristics and properties, paving the way for revolutionizing materials science and industrial applications.
Scientists from TUM and Google Quantum AI used a highly controllable quantum processor to simulate exotic particles called anyons, which can emerge as collective excitations in two-dimensional systems. The study reveals the properties of these particles through braiding statistics, a key feature of topologically ordered states.
Scientists have made a groundbreaking discovery by exciting an unattainable energy transition in an artificial atom using laser light. The radiative Auger process allowed them to stimulate electrons to emit energy and transfer it to another electron, achieving a seemingly impossible transition.
Researchers find that triangular-patterned materials can exhibit a mashup of three different phases, with each phase overlapping and competing for dominance. As temperature increases, the material becomes more ordered due to the breaking down of these competing electron arrangements.
A RMIT-led collaboration demonstrates large in-plane anisotropic magnetoresistance (AMR) in monolayer WTe2, a quantum spin Hall insulator. The team successfully fabricates devices and observes typical transport behaviors, showing promise for future low-energy electronics.
Researchers at KTH Royal Institute of Technology have discovered a new state of matter where electrons condense into foursomes, breaking time-reversal symmetry. The findings, published in Nature Physics, offer insights into the unusual properties of this state and its potential applications.
Researchers discovered ultrafast coupled atomic vibrations in few-layer hexagonal boron nitride, resulting in a frequency down-shift of the optical phonons. The study also reveals a nonlinear optical effect that can be induced by moderate power light, holding potential for optoelectronic applications.
UNSW researchers stabilize a new intermediate phase in a room-temperature multiferroic material under stress, boosting electromechanical response by double its usual value. This breakthrough has exciting implications for next-generation devices and provides a valuable technique for international material scientists.
Scientists from Skoltech and the University of Southampton created an all-optical lattice that houses polaritons, quasiparticles with half-light and half-matter properties. They demonstrated breakthrough results for condensed matter physics and flatband engineering.
MnBi2Te4's unique properties make it suitable for ultra-low-energy electronics and observing exotic topological phenomena. The material is metallic along its one-dimensional edges while electrically insulating in its interior.
A new study reveals the emergence of magnetism in a 2D organic material due to strong electron-electron interactions in its unique star-like atomic-scale structure. The findings have potential applications in next-generation electronics based on organic nanomaterials.
Researchers from the University of Tsukuba have discovered that ultraviolet light can modulate oxide ion transport in a perovskite crystal at room temperature. This enables the enhancement of future battery and fuel cell functionality by increasing energy storage and output efficiency.
Scientists at Tokyo University of Science develop a new methodology to investigate the elusive electric double layer (EDL) effect in all-solid-state batteries. The study reveals that the EDL effect is dominated by the electrolyte's composition and can be suppressed through charge compensation, leading to improved performance.
Researchers at GIST develop a non-contact, nondestructive approach to characterize crystal structures in thin films, shedding light on surface symmetries in SrRuO3. The technique offers a platform for structural characterization of surfaces and interfaces using optical techniques.
Researchers explore joining topological insulators with magnetic materials to achieve quantum anomalous Hall effect, promising building blocks for low-power electronics. The 'cocktail' approach allows tuning of both magnetism and topology in individual materials, enabling operation closer to room temperature.
Exciton-polaritons exhibit non-linear effects, including Bose-Einstein condensation and polariton lasing without occupation inversion. The study reveals energy-degenerate parametric scattering of polaritons and opens up new avenues for research on multi-level polariton systems.
Physicist Jean Dalibard is recognized for his exceptional contributions to the dynamism and influence of French research, particularly in quantum technologies. He has made major contributions to the emergence of quantum technologies by developing sources for atoms cooled and trapped by light,.
Scientists at Japan Advanced Institute of Science and Technology create novel technique to probe monoatomic chain bonds using transmission electron microscopy and quartz length-extension resonator. They successfully measure the strength of individual Pt bonds and observe the formation and breaking of monoatomic Pt chains in real-time.
Researchers at the University of Bonn used ultracold atoms to study magnetic orders in coupled thin films, finding that correlations competed with original order. The study provides new insights into novel quantum phenomena and their potential applications in quantum computing and superconductors.
Physicists at LMU Munich identified topological phases in a biological model system, showing a strong degree of polarization in evolutionary dynamics. The study applies solid-state physics concepts to understand the emergence of such effects in biology.
Researchers found that repulsion between electrons is suddenly counteracted by an additional attractive force, enabling counterintuitive effects. This phenomenon could help understand unconventional types of superconductivity and explain divergences that pose a challenge for research.
A novel mechanism for electron optics in two-dimensional solid-state systems has been introduced, allowing for the control of electrons at the scale of micrometers and nanometers. This breakthrough enables the engineering of quantum-optical phenomena in a variety of materials.
Researchers at Chalmers University of Technology have developed a new interlayer that improves the stability and performance of solid-state batteries. The soft, 'butter-like' material fills several functions and can be easily applied to the lithium metal anode.
Researchers have discovered a class of iron-based superconductors that spontaneously generate constant internal magnetic fields, breaking time-reversal symmetry. This discovery has enormous potential for new applications in quantum computing devices.
A team of researchers from the University of Tokyo has developed an iron-based thermoelectric material that can convert waste heat into electricity. The material, which is mostly iron and relatively inexpensive, has shown promise in powering small devices such as remote sensors and wearable devices.
Scientists at the University of Tokyo have successfully demonstrated a method to switch a novel material between two different nonvolatile states at very high speeds and with great accuracy. This breakthrough finding has potential applications in creating high-speed memory devices that are also energy-efficient.
Researchers discovered a novel light-sensitive protein in Asgard archaea that functions as an inward proton pump, opening possibilities for controlling pH levels in cells or microorganisms with light. This finding could lead to the development of new biomolecular tools and applications in optogenetics.
A team of physicists at Penn State and Germany's University of Wurzburg studied over three dozen devices similar to the one used to produce the angel particle. They found that the feature claimed to be the manifestation of the angel particle was unlikely to be induced by its existence.
Researchers have created a new polymer gel with an ordered structure, allowing for potential uses in chemical filters, sensors, and drug release. This breakthrough could lead to advancements in various fields by providing a more consistent material.
The study demonstrates simultaneous control over transport and spin properties of cold atoms, enabling the exploration of spintronics and solid-state physics. The efficiency of the atomic spin filter matches that of equivalent electronic systems, opening up new perspectives for studying quantum transport dynamics.
Using laser pulses, researchers successfully induced superconductivity in an iron-based compound at a temperature of minus 258 degrees Celsius. This breakthrough could lead to more power-efficient devices and infrastructure if it can be scaled up to room-temperature applications.
Physicists have developed a novel method to create high-performance spintronic devices using organic molecules, which can be easily configured for different functions. The new fabrication method uses layers of molecules that can be painted or printed onto metals, offering a promising alternative to traditional materials.
A UC Riverside physicist is studying strongly interacting systems to improve understanding of superconductivity and potentially develop novel materials. The research combines recent advances from high energy and condensed matter physics with insights from quantum information theory.
Researchers at TUM and Max Planck Institute discovered quasiparticles that don't decay, but instead oscillate between decay and rebirth. This phenomenon explains unusual stability in materials like magnetic compounds and superfluid helium.
Researchers have found that superconductivity can be explained by applying quantum physics laws and a complex 'Feynman diagram' calculation. The new method enables a better understanding of high-temperature superconductivity.
Physicists from the University of Tokyo have generated a record-breaking magnetic field of 1,200 teslas using electromagnetic flux compression. The field was sustained for over 100 microseconds, far exceeding previous records. This achievement has significant implications for material science and fusion power generation.
Researchers explain Auger recombination in graphene as prohibited by classical laws due to quantum uncertainty. They found conditions for low probability and propose viable graphene-based lasers using low-energy carriers.
Physicists develop novel strategy to probe entanglement Hamiltonian, providing direct access to entanglement spectrum and facilitating investigation of complex many-particle systems. This approach enables concrete statements about entanglement properties, overcoming the challenges posed by classical computers.
Researchers at TU Graz have developed a novel method for creating printed tattoo electrodes that can transmit electrical impulses from human to machine. The electrodes are thin, flexible, and conformable, allowing for accurate measurements over extended periods without restricting patient mobility or comfort.
Researchers developed computational methods to describe ultracold atomic and ion behavior in optical traps. By controlling trap parameters, they can simulate critical quantum phenomena and study solid-state physics, quantum computing, and precision physics.
Researchers from University of Bristol and Johannes Gutenberg Universität Mainz have found a critical point in the glass transition, enabling reconciliation of mutually incompatible interpretations. The study suggests that the thermodynamic and dynamic interpretations are different reflections of the same underlying phenomenon.
Researchers from Lomonosov Moscow State University found that electrode passivation in lithium-air batteries is triggered by the binding of superoxide anion with lithium ions. They suggested using solvents, electrolytes, and materials to inhibit this process, which could lead to more efficient battery operation.
Physicists at University of Bonn create method to quickly and precisely sort large numbers of atoms, pushing development of future quantum computers forward. The technique allows atoms to interact with each other in targeted manner to exploit quantum-mechanical effects for calculations.
Researchers aim to understand how particle shape influences catalytic activity and design more efficient catalysts for CO2 recycling reactions. The goal is to convert climate gas CO2 into valuable chemicals and fuels.
Physicists at the University of Basel have developed a new type of atomic force microscope using nanowire sensors to measure forces with unprecedented precision. The device can detect not only the magnitude but also the direction of forces, making it a significant advancement in sensing applications.
Researchers have discovered a new type of Weyl semimetal, enabling the study of elusive Weyl fermions. The material, created by combining ARPES and modelling techniques, exhibits unusual transport properties.
Physicists at FAU and the Vienna University of Technology successfully created one-dimensional magnetic atom chains for the first time. The discovery enables basic research in areas such as magnetic data storage and chemistry, by providing a model system with unique properties.
Wolfgang Wernsdorfer, a leading expert in molecular spin electronics, will establish the first center for molecular quantum spintronics at KIT. He aims to integrate small molecular processors into microelectronic chip technology, enabling faster and energy-efficient quantum computers.
Researchers create quasiparticles, directly observe collision events using laser pulses, and shed light on quasiparticles and many-body excitations in condensed matter systems. The findings demonstrate that basic collider concepts from particle physics can be transferred to solid-state research.
Nuclear physicists can extend methods and observations from solid state physics to study the atomic nucleus. This collaboration has led to new understanding of Cooper pair tunneling, a phenomenon not possible in solid state physics. The authors encourage further interdisciplinarity to enrich nuclear physics research.
Researchers have developed a new method to detect entanglement in many-particle systems, overcoming the challenge of scaling exponentially with system size. This breakthrough allows for the quantification of entanglement in macroscopic objects and has applications in quantum metrology, simulations, and solid-state physics.
Physicists have created a stable Efimov state consisting of three helium atoms, exhibiting huge distances between binding partners. The discovery confirms theoretical predictions and opens new avenues for research in quantum mechanics.
The Deutsche Forschungsgemeinschaft (DFG) is funding eight new Collaborative Research Centers (CRCs), with a total budget of €62 million. The centers will focus on near-wall turbulent chemically reacting multiphase flows, spin excitations in semiconductor materials, and the discourse of weakness and resource regimes after acute trauma.
The Geological Society of America recognized Susan Kieffer, Lisa Tauxe, Francis Macdonald as GSA's highest honors for their seminal research contributions to various geosciences. The awards were presented at the 2014 Annual Meeting & Exposition in Vancouver, Canada.
Researchers have developed a highly efficient thermoelectronic generator that can convert heat and solar energy into electricity without mechanical parts. The new design solves the space-charge problem, achieving efficiencies of up to 40%, paving the way for potential commercial applications in the renewable energy sector.