ScienceDaily: Physics News
- A twist connecting magnetism and electronic-band topology
Materials that combine topological electronic properties and quantum magnetism are of high current interest, for the quantum many-body physics that can unfold in them and for possible applications in …
- New measurements reveal evidence of elusive particles in a newly-discovered superconductor
Researchers have used high-resolution microscopy tools to peer at the inner-workings of an unusual type of superconductor, uranium ditelluride (UTe2). Their measurements reveal strong evidence that th …
- Capturing 3D microstructures in real time
Researchers have invented a machine-learning based algorithm for quantitatively characterizing material microstructure in three dimensions and in real time. This algorithm applies to most structural m …
- A new way to fine-tune exotic materials: Thin, stretch and clamp
Turning a brittle oxide into a flexible membrane and stretching it on a tiny apparatus flipped it from a conducting to an insulating state and changed its magnetic properties. The technique can be use …
- 3D reconstructions of individual nanoparticles
Want to find out how to design and build materials atom by atom? A new liquid phase electron microscopy will advance full control of nanoengineering. Whether a material catalyzes chemical reactions or …
- Scientists see energy gap modulations in a cuprate superconductor
Scientists studying high-Tc superconductors have definitive evidence for the existence of a state of matter known as a pair density wave — first predicted by theorists some 50 years ago. Their result …
- To tune up your quantum computer, better call an AI mechanic
A new article outlines a way to teach an AI to make an interconnected set of adjustments to the quantum dots that could form the qubits in a quantum computer's processor. Precisely tweaking the d …
- New quantum technology could help diagnose and treat heart condition
The conductivity of living organs, such as the heart, could be imaged non-invasively using quantum technology, which has the potential to revolutionize the diagnosis and treatment of atrial fibrillati …
- High altitude water Cherenkov Observatory tests speed of light
New measurements confirm, to the highest energies yet explored, that the laws of physics hold no matter where you are or how fast you're moving.
- Surfing the waves: Electrons break law to go with the flow
Researchers measure how fluid changes the movement of electrons.
- Quantum-entangled light from a vibrating membrane
Researchers recently entangled two laser beams through bouncing them off the same mechanical resonator, a tensioned membrane. This provides a novel way of entangling disparate electromagnetic fields, …
- Weighing in on the origin of heavy elements
Nuclear physicists conducted a physics experiment that utilizes novel techniques to study the nature and origin of heavy elements in the universe.
- New explanation for sudden heat collapses in plasmas can help create fusion energy
Researchers find that jumbled magnetic fields in the core of fusion plasmas can cause the entire plasma discharge to suddenly collapse.
- Tiny optical cavity could make quantum networks possible
Engineers have shown that atoms in optical cavities could be foundational to the creation of a quantum internet.
- Physicist develops new photon source for tap-proof communication
An international team has developed a new method for generating quantum-entangled photons in a spectral range of light that was previously inaccessible. The discovery can make the encryption of satell …
- Double-walled nanotubes have electro-optical advantages
Theorists find that flexoelectric effects in double-walled carbon nanotubes could be highly useful for photovoltaic applications.
- Quantum copycat: Researchers find a new way in which bosons behave like fermions
When a one-dimensional gas of strongly interacting bosons expands, the velocity distribution of the bosons transforms into one that is identical to non-interacting fermions.
- Light funnel apparatus created
Physicists have developed a light funnel apparatus. It could serve as a new platform for hypersensitive optical detectors.
- Neural networks facilitate optimization in the search for new materials
Sorting through millions of possibilities, a search for battery materials delivered results in five weeks instead of 50 years.
- Quantum effect triggers unusual material expansion
New research may bring a whole new class of chemical elements into a materials science balancing act for designing alloys for aviation and other applications.
- Looking for dark matter close to home
Eighty-five percent of the universe is composed of dark matter, but we don't know what, exactly, it is.
- Quantum phenomenon governs organic solar cells
Researchers have discovered a quantum phenomenon that influences the formation of free charges in organic solar cells.
- A nanoscale device to generate high-power Terahertz waves
Researchers have developed a nanodevice that operates more than 10 times faster than today's fastest transistors. It enables the generation of high-power terahertz waves. These waves, which are n …
- Shifting dimensions: Exciting excitons in unusual 2D material
Scientists have explored how an excited state of matter — excitons — behaves in phosphorene, a two-dimensional material that could be used in LEDs, solar cells, and other optoelectronic devices. The …
- High sensitivity dark matter axion hunting results
Researchers have reported novel results in their search of axions; elusive ultra-lightweight particles that could constitute the mysterious dark matter. The analysis combines data taken over three mon …
- Molecule leads to breakthrough on how data is stored
Scientists have helped discover a molecule that could have a major impact on how data is stored and processed.
- Creating stretchable thermoelectric generators
For the first time, a soft and stretchable organic thermoelectric module has been created that can harvest energy from body heat. The breakthrough was enabled by a new composite material that may have …
- A key development in the drive for energy-efficient electronics
Scientists have made a breakthrough in the development of a new generation of electronics that will require less power and generate less heat. It involves exploiting the complex quantum properties of …
- Researchers observe ultrafast processes of single molecules for the first time
Researchers describe how a molecule moves in the protective environment of a quantum fluid.
- Advanced 'super-Planckian' material exhibits LED-like light when heated
Could there be a new kind of light in the universe? Since the late 19th century, scientists have understood that, when heated, all materials emit light in a predictable spectrum of wavelengths. New re …
- Photons and electrons one-on-one
The dynamics of electrons changes ever so slightly on each interaction with a photon. Physicists have now measured such interplay in its arguably purest form — by recording the attosecond-scale time …
- Tiny double accelerator recycles energy
A team of scientists has built a miniature double particle accelerator that can recycle some of the laser energy fed into the system to boost the energy of the accelerated electrons a second time. The …
- On the trail of organic solar cells' efficiency
Scientists have investigated the physical causes that limit the efficiency of novel solar cells based on organic molecular materials. Currently, the voltage of such cells is still too low – one reason …
- A landmark plan for realizing fusion energy and advancing plasma science
Creating and controlling on Earth the fusion energy that powers the sun and stars is a key goal of scientists around the world. Production of this safe, clean and limitless energy could generate elect …
- Chip-based device opens new doors for augmented reality and quantum computing
Researchers have designed a new chip-based device that can shape and steer blue light with no moving parts. The device could greatly reduce the size of light projection components used for augmented r …
- Scientists create quantum sensor that covers entire radio frequency spectrum
A quantum sensor could give Soldiers a way to detect communication signals over the entire radio frequency spectrum, from 0 to 100 GHz, said researchers.
- An advance in molecular moviemaking shows how molecules respond to two photons of light
Some of the molecules' responses were surprising and others had been seen before with other techniques, but never in such detail or so directly, without relying on advance knowledge of what they …
- Chip-based devices improve practicality of quantum-secured communication
Researchers have demonstrated new chip-based devices that contain all the optical components necessary for quantum key distribution while increasing real-world security. The fast and cost-effective pl …
- Compact beam steering studies to revolutionize autonomous navigation, AR, neuroscience
In three recent papers, engineers report the first demonstration of optical phased array technology on-chip at both near infrared and blue wavelength with applications in a broad range of research are …
- Black hole team discovers path to razor-sharp black hole images
A team of researchers have published new calculations that predict a striking and intricate substructure within black hole images from extreme gravitational light bending.
- Model simulator helps researchers map complex physics phenomena
A Cornell-led collaboration has successfully created such a simulator using ultrathin monolayers that overlap to make a moiré pattern. The team then used this solid-state platform to map a longstandin …
- Mathematicians develop new theory to explain real-world randomness
Brownian motion describes the random movement of particles in fluids, however, this revolutionary model only works when a fluid is static, or at equilibrium. In real-life, fluids often contain particl …
- Frozen-planet states in exotic helium atoms
Scientists describe the configuration and energy levels of antiprotonic helium that can potentially be produced by colliding slow antiprotons with ordinary helium at CERN.
- Artificial intelligence helps prevent disruptions in fusion devices
Research demonstrates that machine learning can predict and avoid damaging disruptions to fusion facilities.
- Physicists propose new filter for blocking high-pitched sounds
Need to reduce high-pitched noises? Science may have an answer. Theoretical physicists report that materials made from tapered chains of spherical beads could help dampen sounds that lie at the upper …
- Seeing with electrons: Scientists pave the way to more affordable and accessible cryo-EM
In recent years, a powerful technology called cryogenic electron microscopy (cryo-EM), where flash-frozen samples are embedded in glass-like ice and probed by an electron beam, has revolutionized biom …
- Novel transmitter for terahertz waves
Terahertz waves are becoming more important in science and technology. But generating these waves is still a challenge. A team has now developed a germanium component that generates short terahertz pu …
- Water-free way to make MXenes could mean new uses for the promising nanomaterials
Ten years after producing the first sample of the now widely studied family of nanomaterials, called MXenes, researchers have discovered a different way to make the atom-thin material that presents a …
- Perturbation-free studies of single molecules
Researchers of the University of Basel have developed a new method with which individual isolated molecules can be studied precisely — without destroying the molecule or even influencing its quantum …
- Chasing lithium ions on the move in a fast-charging battery
Atomic distortions emerging in the electrode during operation provide a 'fast lane' for the transport of lithium ions.
- Permanent magnets stronger than those on refrigerator could be a solution for delivering fusion energy
Permanent magnets can, in principle, greatly simplify the design and production of the complex coils of stellarator fusion facilities.
- Pollution: A possible end to 'forever' chemicals
Per- and polyfluoroalkyl substances (PFASs) contain bonds between carbon and fluorine atoms considered the strongest in organic chemistry. New research shows that using excess electrons shatters the c …
- For the first time, scientists observe the elusive Kondo screening cloud
Physicists have ended a fifty-year quest by directly observing a quantum phenomenon known as a Kondo screening cloud. This phenomenon, which is important for many physical phenomena such as high-tempe …
- Engineers crack 58-year-old puzzle on way to quantum breakthrough
A mishap during an experiment led quantum computing researchers to crack a mystery that had stood since 1961.
- New error correction method provides key step toward quantum computing
A new project devised a novel approach for quantum error correction that could provide a key step toward practical quantum computers, sensors and distributed quantum information that would enable the …
- Breakthrough made towards building the world's most powerful particle accelerator
An international team of researchers has for the first time succeeded in demonstrating the ionization cooling of muons.
- Feeding fusion: Hydrogen ice pellets prove effective for fueling fusion plasmas
Injecting pellets of hydrogen ice rather than puffing hydrogen gas improves fusion performance. Studies by physicists compared the two methods on the DIII-D National Fusion Facility, looking ahead to …
- Physicists get a perfect material for air filters
Researchers have synthesized an almost weightless fabric made of nylon nanofibers that beats any other similar materials in terms of filtering and optical properties.
- 'Axion' particle solves three mysteries of the universe
A hypothetical particle called the axion could solve one of physics' great mysteries: the excess of matter over antimatter, or why we're here at all.
- Inverse design software automates design process for optical, nanophotonic structures
Researchers created an inverse design codebase called SPINS that can help researchers explore different design methodologies to find fabricable optical and nanophotonic structures.