When Dirac meets frustrated magnetism Scientists have discovered one of the largest anomalous Hall effects (15,506 siemens per centimeter at 2 Kelvin) ever observed in the new compound, KV3Sb5. This material has a never-before-seen combin …
Sharing a secret…the quantum way Researchers have demonstrated a record setting quantum protocol for sharing a secret amongst many parties.
Spin, spin, spin: researchers enhance electron spin longevity The electron is an elementary particle, a building block on which other systems evolve. With specific properties such as spin, or angular momentum, that can be manipulated to carry information, electr …
Nanoparticles tailored for special applications synthesized 'Core-shell' clusters pave the way for new efficient nanomaterials that make catalysts, magnetic and laser sensors or measuring devices for detecting electromagnetic radiation more efficient …
Breakthrough method for predicting solar storms Extensive power outages and satellite blackouts that affect air travel and the internet are some of the potential consequences of massive solar storms. These storms are believed to be caused by the re …
'Quantum negativity' can power ultra-precise measurements Scientists have found that a physical property called 'quantum negativity' can be used to take more precise measurements of everything from molecular distances to gravitational waves.
Solving materials problems with a quantum computer Scientists have developed a method paving the way to using quantum computers to simulate realistic molecules and complex materials. They tested the method on a quantum simulator and IBM quantum comput …
Probing the properties of magnetic quasi-particles Researchers have for the first time measured a fundamental property of magnets called magnon polarization — and in the process, are making progress towards building low-energy devices.
Black phosphorus future in 3D analysis, molecular fingerprinting Many compact systems using mid-infrared technology continue to face compatibility issues when integrating with conventional electronics. Black phosphorus has garnered attention for overcoming these ch …
Electrons obey social distancing in 'strange' metals A study has used state-of-the-art computational tools to model the chaotic behavior of Planckian, or ''strange,'' metals. This behavior has long intrigued physicists, but they have …
Graphene can act as surfactant New research into graphene flakes has discovered that the material can act as a surfactant, for the first time demonstrating how it can be a versatile 2D stabilizer ideal for many industrial applicati …
Diamonds shine a light on hidden currents in graphene A new diamond-based quantum sensing technique gives researchers a map of the intricate movement of electricity on a microscopic scale. New results demonstrate the potential of the technique by reveali …
Photonic crystal light converter Spectroscopy is the use of light to analyze physical objects and biological samples. Different kinds of light can provide different kinds of information. Vacuum ultraviolet light is useful as it can a …
Ultracold mystery: Solved Last December, researchers designed technology that could achieve the lowest temperature chemical reactions and then broke and formed the coldest bonds in the history of molecular coupling. Now, thoug …
Quantum exciton found in magnetic van der Waals material NiPS3 Things can always be done faster, but can anything beat light? Computing with light instead of electricity is seen as a breakthrough to boost the computer speeds. Transistors, the building blocks of d …
Plato was right: Earth is made, on average, of cubes The ancient philosopher Plato posited the shapes of the building blocks of the universe. According to him, the earth was formed of cubes. Researchers now find a fundamental truth in that premise. Stud …
Scientists open new window into the nanoworld Researchers have used ultra-fast extreme ultraviolet lasers to measure the properties of materials more than 100 times thinner than a human red blood cell.
Higher-order topology found in 2D crystal The research team took a new approach by using the Josephson junctions to spatially resolve the supercurrent flow and to show that WTe2 does indeed appear to have hinge states and be a higher-order to …
A new path for electron optics in solid-state systems In combined theoretical and experimental work, physicists introduce and demonstrate a novel mechanism for electron optics in two-dimensional solid-state systems. The discovery opens up a route to engi …
Hammer-on technique for atomic vibrations in a crystal Vibrations of atoms in a crystal of the semiconductor gallium arsenide (GaAs) are impulsively shifted to a higher frequency by an optically excited electric current. The related change in the spatial …
Lasers etch an efficient way to address global water crisis Researchers use sunlight and a laser-etched metal surface to evaporate and purify water for safe drinking at greater than 100 percent efficiency. The method could help relieve water shortages in droug …
Magnetic memory states go exponential Researchers showed that relatively simple structures can support exponential number of magnetic states — much greater than previously thought — and demonstrated switching between the states by gener …
Topological materials 'cherned' up to the maximum In topological materials, electrons can display behavior that is fundamentally different from that in 'conventional' matter, and the magnitude of many such 'exotic' phenomena is di …
Learning more about particle collisions with machine learning A team of scientists has devised a machine learning algorithm that calculates, with low computational time, how the ATLAS detector in the Large Hadron Collider would respond to the ten times more data …
Old X-rays, new vision: A nano-focused X-ray laser Researchers have focused the beam of an X-ray free-electron laser to 6 nanometers, closer to the diameter of a typical atom than obtained in prior work. In conjunction with the extremely brief pulses …
Excitation of robust materials So-called topological materials have special electronic properties, which are very robust against external perturbations. In tungsten ditelluride such a topologically protected state can be ' …
Portable system boosts laser precision, at room temperature Physicists have designed a quantum ''light squeezer'' that reduces quantum noise in an incoming laser beam by 15 percent. It is the first system of its kind to work at room tempera …
Quantum classifiers with tailored quantum kernel? Quantum information scientists have introduced a new method for machine learning classifications in quantum computing. The non-linear quantum kernels in a quantum binary classifier provide new insight …
New insights into van der Waals materials found Layered van der Waals materials are of high interest for electronic and photonic applications, according to researchers who provide new insights into the interactions of layered materials with laser a …
Optical amplifiers: Highest peak power and excellent stability Optical amplifiers based on chirped pulse amplification (CPA) are used to generate high intensity pulses. In the CPA scheme, a weak temporally stretched seed pulse is amplified to high energy in a las …