Physics
Fluctuation-induced force in homogeneous isotropic turbulence  Science Magazine · 1 day
Understanding force generation in nonequilibrium systems is a notable challenge in statistical physics. We uncover a fluctuation-induced force between two plates immersed in homogeneous isotropic turbulence using direct numerical simulations. The force is a nonmonotonic function... more
Vaporizable endoskeletal droplets via tunable interfacial melting transitions  Science Magazine · 1 day
Liquid emulsion droplet evaporation is of importance for various sensing and imaging applications. The liquid-to-gas phase transformation is typically triggered thermally or acoustically by low–boiling point liquids, or by inclusion of solid... more
Lubricated friction around nanodefects  Science Magazine · 1 day
The lubrication properties of nanoconfined liquids underpin countless natural and industrial processes. However, our current understanding of lubricated friction is still limited, especially for nonideal interfaces exhibiting nanoscale chemical and topographical defects. Here, we use atomic force microscopy to explore... more
Quantum biology revisited  Science Magazine · 1 day
Photosynthesis is a highly optimized process from which valuable lessons can be learned about the operating principles in nature. Its primary steps involve energy transport operating near theoretical quantum limits in efficiency. Recently, extensive research was motivated by the hypothesis... more
Direct observation of minibands in a twisted graphene/WS2 bilayer  Science Magazine · 1 day
Stacking two-dimensional (2D) van der Waals materials with different interlayer atomic registry in a heterobilayer causes the formation of a long-range periodic superlattice that may bestow the heterostructure with properties... more
Quantum computation solves a half-century-old enigma: Elusive vibrational states of magnesium dimer found  Science Magazine · 1 day
The high-lying vibrational states of the magnesium dimer (Mg2), which has been recognized as an important system in studies of ultracold and... more
A twist connecting magnetism and electronic-band topology  SCIENCE DAILY · 2 days
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 electronic components. For one such... more
New measurements reveal evidence of elusive particles in a newly-discovered superconductor  SCIENCE DAILY · 2 days
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... more
New measurements reveal evidence of elusive particles in a newly-discovered superconductor  PHYS.ORG · 2 days
Particle chasing—it's a game that so many physicists play. Sometimes the hunt takes place inside large supercolliders, where spectacular collisions are necessary to find hidden particles... more
Capturing 3-D microstructures in real time  PHYS.ORG · 2 days
Modern scientific research on materials relies heavily on exploring their behavior at the atomic and molecular scales. For that reason, scientists are constantly on the hunt for new and improved methods for data gathering and analysis... more
3D reconstructions of individual nanoparticles  SCIENCE DAILY · 2 days
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 impedes any molecular response is all... more
Researchers solve structure of 'inverted' rhodopsin  PHYS.ORG · 2 days
Researchers from the Moscow Institute of Physics and Technology, working with Spanish, French and German colleagues, have determined and analyzed the high-resolution structure of a protein from the recently discovered heliorhodopsin family. Microbial rhodopsins play a... more
New molecular mechanism that regulates the sentinel cells of the immune system  NEWS MEDICAL · 2 days
A study suggests that it may be possible to regulate macrophages with drugs that modulate the nuclear receptor RXR. more
US allowing longer shifts at nuclear plants in pandemic  ABC NEWS · 2 days
U.S. nuclear plants will be allowed to keep workers on longer shifts to deal with staffing problems in the coronavirus pandemic more
A new way to fine-tune exotic materials: Thin, stretch and clamp  PHYS.ORG · 2 days
One way to change the properties of a material is to stretch it just a wee bit, so its atoms are farther apart but the bonds... more
3D reconstructions of individual nanoparticles  nanowerk · 2 days
Liquid phase electron microscopy illuminates 3D atomic structures of platinum nanoparticles, advancing full control of nanoengineering. more
Critical differences in 3D atomic structure of individual ligand-protected nanocrystals in solution  Science Magazine · 3 days
Precise three-dimensional (3D) atomic structure determination of individual nanocrystals is a prerequisite for understanding and predicting their physical properties. Nanocrystals from the same synthesis... more
3-D reconstructions of individual nanoparticles  PHYS.ORG · 3 days
What do you see in the picture above? Merely a precisely-drawn three-dimensional picture of nanoparticles? Far more than that, nanotechnologists will say, due to a new study published in the journal Science. Whether a material catalyzes chemical reactions... more
New supramolecular copolymers driven by self-sorting of molecules  PHYS.ORG · 3 days
Researchers in Japan have succeeded in creating a new type of helicoidal supramolecular polymer. The process and mechanism of the generation of its structure were observed using atomic force microscopy (AFM); the... more
Does relativity lie at the source of quantum exoticism?  PHYS.ORG · 3 days
Since its beginnings, quantum mechanics hasn't ceased to amaze us with its peculiarity, so difficult to understand. Why does one particle seem to pass through two slits simultaneously? Why, instead... more
Researchers unveil the universal properties of active turbulence  PHYS.ORG · 3 days
Turbulent flows are chaotic yet feature universal statistical properties.Over the recent years, seemingly turbulent flows have been discovered in active fluids such as bacterial suspensions, epithelial cell monolayers, and mixtures of biopolymers... more
Making the invisible visible: Entangled photons for imaging and measurement techniques  PHYS.ORG · 3 days
Entangled photons can be used to improve imaging and measurement techniques. A team of researchers from the Fraunhofer Institute for Applied Optics and Precision Engineering IOF... more
Technique reveals how crystals form on surfaces  PHYS.ORG · 3 days
The process of crystallization, in which atoms or molecules line up in orderly arrays like soldiers in formation, is the basis for many of the materials that define modern life, including the silicon in... more
Scientists tap into AI to put a new spin on neutron experiments  PHYS.ORG · 3 days
Scientists seek to use quantum materials—those that have correlated order at the subatomic level—for electronic devices, quantum computers, and superconductors. Quantum materials owe many... more
Rodents and a rocket carried these researchers' dreams to space  PHYS.ORG · 3 days
The human body evolved within the constant force of Earth's gravity. To prevent bone and muscle atrophy during their stays in space, astronauts must exercise every day. For... more
The Latest: Protective gear shortage hits Fukushima workers  ABC NEWS · 3 days
The shortage of protective gear caused by the coronavirus pandemic has hit the workers at the meltdown-hit Fukushima nuclear plant in Japan, where they’ve needed them daily for years to guard against... more
Global nuclear medicine community shares approaches to contain the spread of COVID-19  NEWS MEDICAL · 3 days
In an effort to provide safer working environments for nuclear medicine professionals and their patients, clinics across five continents have shared their approaches to... more
Global nuclear medicine community shares COVID-19 strategies and experiences  SCIENCE DAILY · 3 days
In an effort to provide safer working environments for nuclear medicine professionals and their patients, clinics across five continents have shared their approaches to containing the spread of COVID-19. This... more
The candy-cola soda geyser experiment, at different altitudes  SCIENCE DAILY · 3 days
Dropping Mentos® candies into a bottle of soda causes a foamy jet to erupt. Although science fair exhibitors can tell you that this geyser results from rapid degassing of the beverage induced... more
Researchers test the way we understand forces in the universe  PHYS.ORG · 4 days
A discovery by a team of researchers led by UMass Lowell nuclear physicists could change how atoms are understood by scientists and help explain extreme phenomena in outer... more
Measles virus nucleo- and phosphoproteins form liquid-like phase-separated compartments that promote nucleocapsid assembly  Science Magazine · 4 days
Many viruses are known to form cellular compartments, also called viral factories. Paramyxoviruses, including measles virus, colocalize their proteomic and genomic material... more
A chemically unmodified agonistic DNA with growth factor functionality for in vivo therapeutic application  Science Magazine · 4 days
Although growth factors have great therapeutic potential because of their regenerative functions, they often have intrinsic drawbacks, such as low... more
BESSY II: Ultra-fast switching of helicity of circularly polarized light pulses  PHYS.ORG · 4 days
At the BESSY II storage ring, a joint team of accelerator physicists, undulator experts and experimenters has shown how the helicity of circularly polarized synchrotron radiation... more
The candy-cola soda geyser experiment, at different altitudes  PHYS.ORG · 4 days
Dropping Mentos candies into a bottle of soda causes a foamy jet to erupt. Although science fair exhibitors can tell you that this geyser results from rapid degassing of the beverage induced... more
Scientists see energy gap modulations in a cuprate superconductor  PHYS.ORG · 4 days
For years physicists have been trying to decipher the electronic details of high-temperature superconductors. These materials could revolutionize energy transmission and electronics because of their ability to carry electric current... more
D-Wave Systems offers free quantum cloud access to those working on COVID-19 response  NEWS MEDICAL · 4 days
D-Wave Systems Inc., the leader in quantum computing systems, software, and services, today announced the immediate availability of free access to its... more
Scientists unravel a new mechanism that triggers cell death and inflammation  NEWS MEDICAL · 4 days
Z-form nucleic acids are double-stranded DNA and RNA molecules with an unusual left-handed double helix structure, as opposed to the classical right-handed Watson-Crick double helix. Z-nucleic... more
NJIT engineers design masks, shields and swabs to combat the surge in COVID-19 infections  NEWS MEDICAL · 4 days
As emergency response teams in the region scramble to acquire dwindling medical supplies to combat the surge in COVID-19 (coronavirus)... more
A new mechanism triggering cell death and inflammation: A left turn that kills  SCIENCE DAILY · 4 days
Researchers describe their discovery of a new mechanism that could contribute to the pathogenesis of inflammatory diseases. The scientists found that ZBP1,... more
New quantum technology could help diagnose and treat heart condition  SCIENCE DAILY · 4 days
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... more
Sediments may control location, magnitude of megaquakes  PHYS.ORG · 5 days
The world's most powerful earthquakes strike at subduction zones, areas where enormous amounts of stress build up as one tectonic plate dives beneath another. When suddenly released, this stress can cause devastating "megaquakes" like... more
New paradigm for 'auto-tuning' quantum bits could overcome major engineering hurdle  PHYS.ORG · 5 days
A high-end race car engine needs all its components tuned and working together precisely to deliver top-quality performance. The same can be said about the processor... more
Quantum-entangled light from a vibrating membrane  PHYS.ORG · 5 days
Entanglement, a powerful form of correlation among quantum systems, is an important resource for quantum computing. Researchers from the Quantum Optomechanics group at the Niels Bohr Institute, University of Copenhagen, recently entangled two laser beams through... more
New quantum technology could help diagnose and treat heart condition  PHYS.ORG · 5 days
Atrial fibrillation (AF) is a heart condition that causes an irregular and abnormally fast heart rate, potentially leading to blood clots, stroke, heart failure and other heart-related complications.... more
Optical telescopes obtain long-term monitoring results of flux variability in blazars  PHYS.ORG · 5 days
Blazars are a special kind of rare active galactic nuclei. They are currently the most likely candidates for high-energy neutrinos. Their relativistic jets may be the... more
A new search for axiom dark matter rules out past numerical predictions  PHYS.ORG · 5 days
The ADMX collaboration, a group of researchers working at universities across the U.S. and Europe, has recently performed a new search for invisible axion... more
Warped space-time to help WFIRST find exoplanets  PHYS.ORG · 5 days
NASA's Wide Field Infrared Survey Telescope (WFIRST) will search for planets outside our solar system toward the center of our Milky Way galaxy, where most stars are. Studying the properties of exoplanet worlds will... more
Researchers reveal mechanism of trimming longer RNA transcripts to become micro RNA  PHYS.ORG · 5 days
A particular group of non-coding RNAs (ncRNAs) known as microRNAs (miRNAs) are ~22 nucleotide (nt) in length and play vital roles in diverse physiological... more
Scientists reveal photochemical rationale of SH(X)/H2S abundance ratios in interstellar medium  PHYS.ORG · 5 days
Research group led by Prof. YUAN Kaijun and Prof. YANG Xueming from the Dalian Institue of Chemical Physics (DICP) of the Chinese Academy of Sciences revealed... more
High Altitude Water Cherenkov observatory tests speed of light  PHYS.ORG · 5 days
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. Observations of record-breaking gamma rays... more
ALMA Uses Cosmic Lens to Capture Disturbed Gas Clouds in Distant Quasar  SCI-NEWS.COM · 5 days
By combining the power of strong gravitational lensing with the capability of the Atacama Large Millimeter/submillimeter Array (ALMA), a team of astronomers from Japan... more
Sequencing the genome of the virus behind COVID-19  PHYS.ORG · 5 days
Peter Thielen and Tom Mehoke have spent years sequencing the genome of influenza. Now, as a new strain of coronavirus spreads across the globe, these biologists from Johns Hopkins Applied Physics Laboratory... more
ESA to conduct BepiColombo flyby amid coronavirus crisis  PHYS.ORG · 5 days
Controllers at ESA's mission control center are preparing for a gravity-assist flyby of the European-Japanese Mercury explorer BepiColombo. The maneuver, which will see the mission adjust its trajectory by harnessing Earth's gravitational... more
Mystery solved: The origin of the colors in the first color photographs  PHYS.ORG · 5 days
A palette of colors on a silver plate: That is what the world's first color photograph looks like. It was taken by French physicist... more
Unravelling the mystery of black holes: Scientists release stellar code to the public  PHYS.ORG · 5 days
Today, team COMPAS (Compact Object Mergers: Population Astrophysics and Statistics) has announced the first public beta release of their rapid binary population... more
Physicists weigh in on the origin of heavy elements  PHYS.ORG · 5 days
A long-held mystery in the field of nuclear physics is why the universe is composed of the specific materials we see around us. In other words, why is it made... more
Water pressure: Ancient aquatic crocs evolved, enlarged to avoid freezing  PHYS.ORG · 5 days
Taking the evolutionary plunge into water and abandoning land for good, as some crocodilian ancestors did nearly 200 million years ago, is often framed as choosing freedom: from... more
Research shows significant difference in radiation response between sexes  NEWS MEDICAL · 5 days
Women undergoing radiotherapy for many cancers are more likely than men to be cured, but the side effects are more brutal, according to one of Australia's most experienced radiation oncology... more
Weighing in on the origin of heavy elements  SCIENCE DAILY · 5 days
Nuclear physicists conducted a physics experiment that utilizes novel techniques to study the nature and origin of heavy elements in the universe. more
Tiny optical cavity could make quantum networks possible  PHYS.ORG · 5 days
Engineers at Caltech have shown that atoms in optical cavities—tiny boxes for light—could be foundational to the creation of a quantum internet. Their work was published on March 30 by the journal... more
Tiny optical cavity could make quantum networks possible  SCIENCE DAILY · 5 days
Engineers have shown that atoms in optical cavities could be foundational to the creation of a quantum internet. more
Studying the mechanism for avian magnetic orientation  PHYS.ORG · 6 days
Ornithologists and physicists from St Petersburg University have conducted an interdisciplinary study together with colleagues from Sechenov Institute of Evolutionary Physiology and Biochemistry of the Russian Academy of Sciences and the Biological Station Rybachy... more
ESA to conduct BepiColombo flyby amid coronavirus crisis  ESA · 6 days
Controllers at ESA’s mission control centre are preparing for a gravity-assist flyby of the European-Japanese Mercury explorer BepiColombo. The manoeuvre,... more
Physicists develop new photon source for tap-proof communication  PHYS.ORG · 6 days
An international team with the participation of Prof. Dr. Michael Kues from the Cluster of Excellence PhoenixD at Leibniz University Hannover has developed a new method for generating quantum-entangled photons in a... more
Machine learning puts a new spin on spin models  PHYS.ORG · 6 days
Researchers from Tokyo Metropolitan University have used machine learning to analyze spin models, which are used in physics to study phase transitions. Previous work showed that an image/handwriting classification model... more
Free-floating stars in the Milky Way's bulge  PHYS.ORG · 6 days
The path of a light beam is bent by the presence of mass, as explained by General Relativity. A massive body can therefore act like a lens—a so called "gravitational lens"—to distort the image... more
The Latest: UN says nuclear weapons conference postponed  ABC NEWS · 1 week
The United Nations says the 191 parties to the Nuclear Nonproliferation Treaty have decided to postpone a conference to review its implementation because of the coronavirus pandemic more
Quantum copycat: Researchers find a new way in which bosons behave like fermions  PHYS.ORG · 1 week
Bosons and fermions, the two classes into which all particles—from the sub-atomic to atoms themselves—can be sorted, behave very differently under most... more
Quantum copycat: Researchers find a new way in which bosons behave like fermions  SCIENCE DAILY · 1 week
When a one-dimensional gas of strongly interacting bosons expands, the velocity distribution of the bosons transforms into one that is identical to... more
Biophysics: Lifting the lid on beta-barrels  SCIENCE DAILY · 1 week
The interaction between biotin and streptavidin is a well-established experimental tool in bionanotechnology. Physicists have now shown that the mechanical stability of the complex is dependent on the precise geometry of the interface. more
Extreme cavity expansion in soft solids: Damage without fracture  Science Magazine · 1 week
Cavitation is a common damage mechanism in soft solids. Here, we study this using a phase separation technique in stretched, elastic solids to controllably nucleate and grow small cavities by... more
Nonreciprocal transport in gate-induced polar superconductor SrTiO3  Science Magazine · 1 week
Polar conductors/superconductors with Rashba-type spin-orbit interaction are potential material platforms for quantum transport and spintronic functionalities. One of their inherent properties is the nonreciprocal transport, where the rightward and leftward currents become inequivalent, reflecting... more
Two-photon quantum interference and entanglement at 2.1 {mu}m  Science Magazine · 1 week
Quantum-enhanced optical systems operating within the 2- to 2.5-μm spectral region have the potential to revolutionize emerging applications in communications, sensing, and metrology. However, to date, sources of entangled photons have been... more
High-frequency rectification via chiral Bloch electrons  Science Magazine · 1 week
Rectification is a process that converts electromagnetic fields into a direct current. Such a process underlies a wide range of technologies such as wireless communication, wireless charging, energy harvesting, and infrared detection. Existing rectifiers are mostly... more
Atomic-scale insights into the interfacial instability of superlubricity in hydrogenated amorphous carbon films  Science Magazine · 1 week
The origin of instability or even disappearance of the superlubricity state in hydrogenated amorphous carbon (a-C:H) film in the presence of oxygen... more
Demonstration of a third-order hierarchy of topological states in a three-dimensional acoustic metamaterial  Science Magazine · 1 week
Classical wave systems have constituted an excellent platform for emulating complex quantum phenomena, such as demonstrating topological phenomena in photonics and acoustics.... more
Researchers catch light in a funnel  PHYS.ORG · 1 week
Professor Ronny Thomale holds a chair for theoretical condensed matter physics, the TP1, at the Julius-Maximilian University of Würzburg. The discovery and theoretical description of new quantum states of matter is a prime objective of his... more
Light funnel apparatus created  SCIENCE DAILY · 1 week
Physicists have developed a light funnel apparatus. It could serve as a new platform for hypersensitive optical detectors. more
Space Physicists Find Plasmoid in Magnetosphere of Uranus  SCI-NEWS.COM · 1 week
Uranus possesses an intrinsic magnetic field that encircles the ice giant and influences the local space environment. The solar wind... more
Optimizing efficiency of quantum circuits  PHYS.ORG · 1 week
Quantum circuits, the building blocks of quantum computers, use quantum mechanical effects to perform tasks. They are much faster and more accurate than the classical circuits that are found in electronic devices today. In reality, however, no quantum... more
Quantum phenomenon governs organic solar cells  SCIENCE DAILY · 1 week
Researchers have discovered a quantum phenomenon that influences the formation of free charges in organic solar cells. more
Roscovitine enhances nuclear enrichment of traditionally cytoplasmic signaling molecules  NEWS MEDICAL · 1 week
Oncotarget Volume 11, Issue 12 reported that using the HL-60 human non-APL AML model where ATRA causes nuclear enrichment of c-Raf that drives differentiation/G0-arrest, the research team now observe that... more
Quantum phenomenon governs organic solar cells  nanowerk · 1 week
Vibronic coherence contributes to photocurrent generation in organic semiconductor heterojunction diodes. more
New technique looks for dark matter traces in dark places  nanowerk · 1 week
Study knocks down some theories for the origin of a mysterious light signature that has puzzled physicists for years. more
Upgrading biomass with selective surface-modified catalysts  nanowerk · 1 week
Scientists demonstrated how the conversion of a plant derivative into fuels and other valuable chemicals can be achieved by loading single atoms of platinum onto titanium dioxide. more
Quantum effect triggers unusual material expansion  SCIENCE DAILY · 1 week
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. more
Quantum effect triggers unusual material expansion  PHYS.ORG · 1 week
You know how you leave space in a water bottle before you pop it in the freezer—to accommodate the fact that water expands as it freezes? Most metal parts in airplanes face the more common opposite... more
Physicists brawl over new dark matter claim  Science Magazine · 1 week
Observations nix the idea that the elusive substance is made of sterile neutrinos—or do they? more
Unconstrained genome targeting with near-PAMless engineered CRISPR-Cas9 variants  Science Magazine · 1 week
Manipulation of DNA by CRISPR-Cas enzymes requires the recognition of a protospacer adjacent motif (PAM), limiting target site recognition to a subset of sequences. To remove this constraint, we engineered variants of... more
Structure of a trapped radical transfer pathway within a ribonucleotide reductase holocomplex  Science Magazine · 1 week
Ribonucleotide reductases (RNRs) are a diverse family of enzymes that are alone capable of generating 2'-deoxynucleotides de novo and are thus critical in DNA... more
Flux-induced topological superconductivity in full-shell nanowires  Science Magazine · 1 week
Hybrid semiconductor-superconductor nanowires have emerged as a promising platform for realizing topological superconductivity (TSC). Here, we present a route to TSC using magnetic flux applied to a full superconducting shell surrounding a semiconducting nanowire core. Tunneling... more
Ultrahigh-field 67Zn NMR reveals short-range disorder in zeolitic imidazolate framework glasses  Science Magazine · 1 week
The structure of melt-quenched zeolitic imidazole framework (ZIF) glasses can provide insights into their glass-formation mechanism. We directly detected short-range disorder in ZIF glasses using ultrahigh-field... more
Frequency-comb spectroscopy on pure quantum states of a single molecular ion  Science Magazine · 1 week
Spectroscopy is a powerful tool for studying molecules and is commonly performed on large thermal molecular ensembles that are perturbed by motional shifts and interactions with... more
Upgrading biomass with selective surface-modified catalysts  PHYS.ORG · 1 week
Scientists have designed a catalyst composed of very low concentrations of platinum (single atoms and clusters smaller than billionths of a meter) on the surface of titanium dioxide. They demonstrated how this catalyst significantly enhances the... more
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