The unexpected observation of an aligned spin polarization in certain twisted semiconductor bilayers calls for improved models of these systems.
[Physics 17, 45] Published Mon Mar 18, 2024
]]>The release of a second, higher-resolution image of the supermassive black hole M87* marks the start of what researchers hope will be an era of many more black hole photos.
[Physics 17, 43] Published Fri Mar 15, 2024
]]>A new method to measure the arrival times of electrons could aid in the design of future electron microscopes.
[Physics 17, 46] Published Fri Mar 15, 2024
]]>A protein-based motor uses a trimming mechanism to move forward across a field of grass-like peptide segments.
[Physics 17, 42] Published Thu Mar 14, 2024
]]>The clumpy structure of a ring of gas ejected by the progenitor star of the supernova 1987A could have formed when vortices in the gas interacted.
[Physics 17, s31] Published Wed Mar 13, 2024
]]>By combining the world’s oldest photovoltaic material with today’s most used one, researchers have taken a step toward next-generation solar devices.
[Physics 17, s30] Published Tue Mar 12, 2024
]]>A newly uncovered mechanism for the assembly of viral protein shells could help scientists develop antiviral treatments and drug-delivery systems.
[Physics 17, s33] Published Tue Mar 12, 2024
]]>Researchers have measured the transition energy of several highly excited states, which could help resolve a discrepancy about the size of the proton.
[Physics 17, 39] Published Mon Mar 11, 2024
]]>The motions within the molecule provide a new way to compare the structures and functions of similar proteins.
[Physics 17, 40] Published Fri Mar 08, 2024
]]>The winners of the third annual “Gallery of Soft Matter” competition included posters portraying robotic leaves and cannibalizing droplets and a video with what might be Steamboat Willie’s first appearance at the APS March Meeting.
[Physics 17, 41] Published Fri Mar 08, 2024
]]>Researchers have measured a zero-resistance state for the nickelate LaNiO, which measurements suggest may superconduct at temperatures above the boiling point of liquid nitrogen.
[Physics 17, s32] Published Thu Mar 07, 2024
]]>Researchers have observed a new class of nonlinear Hall effect that can be understood through a geometric description of the electronic wave function.
[Physics 17, 38] Published Wed Mar 06, 2024
]]>Researchers have developed a quantum gas microscope that can pinpoint the horizontal and vertical positions of atoms arranged in a lattice.
[Physics 17, s26] Published Tue Mar 05, 2024
]]>The demonstration of a device that can triple the number of photons in a microwave signal is a key step toward making a single-microwave-photon detector.
[Physics 17, 35] Published Mon Mar 04, 2024
]]>Experiments demonstrate some of the unusual features of molecular reactions that occur in the deep cold of interstellar space.
[Physics 17, 37] Published Fri Mar 01, 2024
]]>Kamal Kesour conducts measurements to identify the sources of noise coming from ships passing through the St. Lawrence Estuary in Quebec, Canada, looking for ways to help crews reduce underwater noise.
[Physics 17, 34] Published Thu Feb 29, 2024
]]>While undergraduate physics students that identify as neurodivergent report little outright discrimination or violence, they do say that structural ableism has negatively impacted their time as students.
[Physics 17, 36] Published Thu Feb 29, 2024
]]>Researchers have determined the amount of transverse orbital angular momentum that a type of optical vortex carries per photon, an important step for future applications.
[Physics 17, s28] Published Wed Feb 28, 2024
]]>Researchers reveal how water striders survive collisions with raindrops that are much larger than the insects—a result that could help in understanding how microplastics are transported in water.
[Physics 17, 33] Published Tue Feb 27, 2024
]]>A proposed recipe for quantum error correction removes the need for time-consuming measurements of qubits, replacing them with copying and feedback steps instead.
[Physics 17, s24] Published Tue Feb 27, 2024
]]>New theoretical work establishes an analogy between systems that are dynamically frustrated, such as glasses, and thermodynamic systems whose members have conflicting goals, such as predator–prey ecosystems.
[Physics 17, 32] Published Mon Feb 26, 2024
]]>Collisions of heavy ions briefly produced a magnetic field times stronger than Earth’s, and it left observable effects.
[Physics 17, 31] Published Fri Feb 23, 2024
]]>Researchers have characterized the thermodynamic properties of a model that uses cold atoms to simulate condensed-matter phenomena.
[Physics 17, s27] Published Fri Feb 23, 2024
]]>A light-based technique can make bacteria more susceptible to antibiotics, and it is nearing clinical trials.
[Physics 17, 30] Published Thu Feb 22, 2024
]]>Researchers have managed to cool an atom-like system made of an electron and a positron using a technique commonly used in cold-atom experiments.
[Physics 17, s23] Published Thu Feb 22, 2024
]]>The engineering of structural deformations in light-sensitive semiconductors can boost the efficiency of solar cells.
[Physics 17, 27] Published Tue Feb 20, 2024
]]>Bottom quarks are increasingly more likely to exist in three-quark states rather than two-quark ones as the density of their environment increases.
[Physics 17, s20] Published Tue Feb 20, 2024
]]>Researchers have demonstrated that magnetic spin waves called magnons can be controlled by voltage and thus could operate more efficiently as information carriers in future devices.
[Physics 17, 29] Published Fri Feb 16, 2024
]]>Less than a year after its opening, the Facility for Rare Isotope Beams produced five never-before-seen isotopes for observation, a success that researchers say highlights the discovery potential of the facility.
[Physics 17, 28] Published Thu Feb 15, 2024
]]>Adding what seems like too many protons to a nucleus can increase one measure of its stability.
[Physics 17, s22] Published Thu Feb 15, 2024
]]>Researchers have measured short-timescale fluctuations in metastable systems, uncovering information about failed attempts to cross the barriers that define the metastable state.
[Physics 17, 25] Published Wed Feb 14, 2024
]]>Laser-generated nucleosynthesis remains out of reach of present-day technology—but more powerful lasers could eventually make it possible.
[Physics 17, s17] Published Wed Feb 14, 2024
]]>By monitoring a tiny worm’s embryonic cells, researchers have deduced that the availability of material for the membrane of a cell’s nucleus constrains the volume of the nucleus.
[Physics 17, 17] Published Tue Feb 13, 2024
]]>A theoretical study of metal oxides identifies potential candidate materials for generating hydrogen fuel from water and sunlight.
[Physics 17, s21] Published Tue Feb 13, 2024
]]>Theoretical work sheds light on why some many-body quantum systems get locally stuck and fail to reach thermal equilibrium—a phenomenon known as many-body localization.
[Physics 17, 24] Published Mon Feb 12, 2024
]]>A technique that can determine the chirality of a molecule using that molecule’s own electrons could allow researchers to probe the dynamical behavior of chiral molecules on very short timescales.
[Physics 17, 26] Published Mon Feb 12, 2024
]]>The new JWST observatory is revealing far more bright galaxies in the early Universe than anyone predicted, and astrophysicists have more than one explanation for the puzzle.
[Physics 17, 23] Published Fri Feb 09, 2024
]]>The sound waves in a fabricated material exhibit topological features in one, two, and three dimensions—demonstrating an acoustic version of a higher-order nodal-line semimetal.
[Physics 17, s16] Published Thu Feb 08, 2024
]]>A theoretical study finds that the most energy-efficient way to control an active-matter system is to drive it at finite speed—unlike passive-matter systems.
[Physics 17, 20] Published Wed Feb 07, 2024
]]>A recently developed lattice model produces an unexpected prediction combination for the rearrangements of particles inside a supercooled liquid turning into a glass.
[Physics 17, s19] Published Wed Feb 07, 2024
]]>A proposed device can repeatedly grab pairs of electrons from a superconductor and separate them while preserving their entangled state.
[Physics 17, s18] Published Tue Feb 06, 2024
]]>Scientists have now vetted details of the 2022 laser-powered fusion reaction that produced more energy than it consumed.
[Physics 17, 14] Published Mon Feb 05, 2024
]]>The recent breakthroughs in laser-based fusion have given a boost to a number of start-up companies—one of which has plans to replace the lasers with a high-speed projectile.
[Physics 17, 22] Published Mon Feb 05, 2024
]]>As a string winds around a cylinder, a switch occurs from tight winding to looser winding, a behavior that could be relevant for natural phenomena.
[Physics 17, 19] Published Fri Feb 02, 2024
]]>A network-theory model, tested on the work of Johann Sebastian Bach, offers tools for quantifying the amount of information delivered to a listener by a musical piece.
[Physics 17, 21] Published Fri Feb 02, 2024
]]>The solar wind’s orientation relative to Mars’ magnetic-field lines changes as the planet rotates, creating conditions ripe for magnetic reconnection.
[Physics 17, 18] Published Thu Feb 01, 2024
]]>Water droplets can exhibit complex collective motions when they condense on a thin oil film.
[Physics 17, s15] Published Thu Feb 01, 2024
]]>Interference in plane-wave combinations of water waves is predicted to give rise to structures that are usually found in optical, elastic, and quantum systems.
[Physics 17, 16] Published Wed Jan 31, 2024
]]>A droplet of a volatile liquid can move on a uniformly heated surface thanks to a nonuniform evaporation effect that drives an unstable fluid flow within the droplet.
[Physics 17, s14] Published Wed Jan 31, 2024
]]>The scattering of helium atoms off a crystal surface reveals how defects in the crystal’s lattice influence its ability to transport heat.
[Physics 17, s12] Published Tue Jan 30, 2024
]]>A new approach to solving arrays of two-dimensional differential equations may allow researchers to go beyond the one-dimensional oscillator paradigm.
[Physics 17, 12] Published Mon Jan 29, 2024
]]>Which direction would an S-shaped lawn sprinkler rotate if it were submerged and the flow were reversed? Experiments now provide a definitive answer.
[Physics 17, 15] Published Fri Jan 26, 2024
]]>Researchers have experimentally captured the melting of defects in a crystal, a process previously only understood through simulations.
[Physics 17, s11] Published Thu Jan 25, 2024
]]>Researchers have used nuclear magnetic resonance to observe a previously unseen intermediate state in which the protein lingers for an unexpectedly long time.
[Physics 17, 11] Published Wed Jan 24, 2024
]]>Researchers have demonstrated an unprecedentedly low-frequency superconducting “fluxonium” qubit, which could facilitate experiments that probe macroscopic quantum phenomena.
[Physics 17, s13] Published Wed Jan 24, 2024
]]>Researchers have used quantum computers to solve difficult physics problems. But claims of a quantum “advantage” must wait as ever-improving algorithms boost the performance of classical computers.
[Physics 17, 13] Published Tue Jan 23, 2024
]]>Light–matter interactions in certain one-dimensional photonic materials can bring light nearly to a standstill, an effect that researchers show requires consideration of long-range interactions between the material’s components.
[Physics 17, s7] Published Tue Jan 23, 2024
]]>Particle pairing seen in nanoscale semiconductor devices could point the way to materials that superconduct at high temperatures.
[Physics 17, 10] Published Mon Jan 22, 2024
]]>Experiments with small falling particles show that their orientations oscillate—which may help explain the settling of volcanic ash and the formation of snow.
[Physics 17, 9] Published Fri Jan 19, 2024
]]>A new technique could allow researchers to distinguish the swimming motion of a species of microorganisms without the need to track individuals within a population.
[Physics 17, s8] Published Fri Jan 19, 2024
]]>Spectroscopic data suggest that thin films of a certain semiconducting material can exhibit altermagnetism, a new and fundamental form of magnetism.
[Physics 17, s10] Published Thu Jan 18, 2024
]]>At low temperatures, crystals of lithium nickel phosphate transmit short-wavelength infrared light much more strongly in one direction than in the other.
[Physics 17, s6] Published Wed Jan 17, 2024
]]>Quantum effects can nearly double the precision of a state-of-the-art optical atomic clock, a finding that could allow the devices to search for possible fluctuations in fundamental constants of the Universe.
[Physics 17, 8] Published Tue Jan 16, 2024
]]>Researchers have achieved dual-axis magnetic-field detection using an atomic magnetometer architecture with only optical instruments.
[Physics 17, s3] Published Tue Jan 16, 2024
]]>The experimental value of the muon’s magnetic moment disagrees with theoretical predictions, but some of those predictions also disagree with each other—a problem theorists are working to resolve.
[Physics 17, 6] Published Fri Jan 12, 2024
]]>High-precision measurements of the oscillations generated by a superconducting device suggest that an improved electric-current-calibration standard should be possible.
[Physics 17, 7] Published Fri Jan 12, 2024
]]>Researchers have demonstrated a mirror-based neutron interferometer that should be more sensitive to beyond-standard-model particle interactions than previous instruments.
[Physics 17, s9] Published Fri Jan 12, 2024
]]>A hair’s resistance to dirt depends on how much it deforms in a flowing fluid.
[Physics 17, 5] Published Thu Jan 11, 2024
]]>The Large Hadron Collider’s ATLAS and CMS collaborations have analyzed data of a rare Higgs-boson decay, finding a hint of a disagreement with standard-model predictions.
[Physics 17, s4] Published Thu Jan 11, 2024
]]>The rate at which a raft made of ants is stretched determines its properties because the ants take time to fix holes.
[Physics 17, s5] Published Tue Jan 09, 2024
]]>Recent theoretical work has identified the possibility of a new and fundamental form of magnetism.
[Physics 17, 4] Published Mon Jan 08, 2024
]]>Adding water to coffee beans before grinding can reduce the buildup of static charge—and make a stronger espresso.
[Physics 17, 2] Published Fri Jan 05, 2024
]]>Using a soap bubble, researchers have created a laser that could act as a sensitive sensor for environmental parameters including atmospheric pressure.
[Physics 17, 3] Published Fri Jan 05, 2024
]]>The interactions of helium atoms with crystalline surfaces are so gentle and subtle that it has been challenging to describe them from first principles.
[Physics 17, s1] Published Wed Jan 03, 2024
]]>New theoretical work explores the onset of rigidity in granular materials and other disordered systems by mapping out the edges of rigid regions.
[Physics 17, 1] Published Tue Jan 02, 2024
]]>A new theoretical framework allows scientists to accurately estimate the friction a surface experiences in a turbulent flow, such as an airplane wing flying through the sky.
[Physics 17, s2] Published Tue Jan 02, 2024
]]>The volume of the sounds produced when a fluid jet hits the surface of a liquid depends on the shape of the jet.
[Physics 16, s181] Published Thu Dec 21, 2023
]]>The combined analysis of present and upcoming atmospheric-neutrino experiments may lead to the solution of outstanding puzzles in neutrino physics.
[Physics 16, 212] Published Wed Dec 20, 2023
]]>Disease contagion is suppressed when different social groups have a large overlap in membership.
[Physics 16, s179] Published Wed Dec 20, 2023
]]>Experiments reveal that the boundaries between magnetic domains in a multilayered magnetic metal can move faster than sound, confirming a previous prediction.
[Physics 16, s176] Published Tue Dec 19, 2023
]]>A new model reproduces both the dynamical and steady-state behavior of a group of living organisms, a first for such systems.
[Physics 16, s180] Published Tue Dec 19, 2023
]]>Major technical improvements to a quantum computer based on trapped ions could bring a large-scale version closer to reality.
[Physics 16, 209] Published Mon Dec 18, 2023
]]>[Physics 16, 213] Published Mon Dec 18, 2023
]]>Experiments verify a theory that explains why paint doesn’t dry any faster on a dry day than on a wet day.
[Physics 16, 211] Published Fri Dec 15, 2023
]]>Collaborations between scientists at far-off institutions are less likely to produce breakthrough discoveries than those between scientists who can meet face to face on a regular basis.
[Physics 16, 210] Published Thu Dec 14, 2023
]]>Theoretical descriptions of the first excited state of helium-4 are now consistent with experimental data.
[Physics 16, 207] Published Wed Dec 13, 2023
]]>Scattering experiments show that the four extra neutrons in helium-8 can pair up and form a nuclear analog of a Bose-Einstein condensate.
[Physics 16, s174] Published Wed Dec 13, 2023
]]>A report from a panel of particle physicists lays out a roadmap for the future of their field. Top priorities are a cosmic microwave observatory and a muon collider.
[Physics 16, 208] Published Tue Dec 12, 2023
]]>The judicious shaping of a tube of plasma by one laser enhances the properties of electron bunches accelerated by another.
[Physics 16, s177] Published Tue Dec 12, 2023
]]>A new analysis of the distribution of matter in the Universe continues to find a discrepancy in the clumpiness of dark matter in the late and early Universe, suggesting a fundamental error in the standard cosmological model.
[Physics 16, 193] Published Mon Dec 11, 2023
]]>Producing fake sound reflections that simulate the presence or absence of an object could allow the military to hide assets underwater.
[Physics 16, 206] Published Fri Dec 08, 2023
]]>Supercomputer simulations of the weather on a hot Jupiter reveal a previously unseen storm pattern in which cyclones are repeatedly generated and destroyed.
[Physics 16, 204] Published Thu Dec 07, 2023
]]>Researchers predict a large “CP” violation for the decay of a baryon that contains a bottom quark, a finding that has implications for how physicists understand the Universe.
[Physics 16, s175] Published Thu Dec 07, 2023
]]>Researchers have developed an atom-diffraction imaging method with micrometer spatial resolution, which may allow new applications in material characterization.
[Physics 16, 205] Published Wed Dec 06, 2023
]]>Molecular “kicks” induced by ultraviolet light are predicted to cause carbon monoxide molecules to be released from the icy layers that cover cosmic dust.
[Physics 16, s173] Published Wed Dec 06, 2023
]]>Researchers have precisely measured the electrical-transport properties of a highly ordered Wigner solid—a crystalline state formed of electrons rather than atoms.
[Physics 16, s172] Published Tue Dec 05, 2023
]]>A proposed model unites quantum theory with classical gravity by assuming that states evolve in a probabilistic way, like a game of chance.
[Physics 16, 203] Published Mon Dec 04, 2023
]]>The crack resistance of polymer materials is explained by a new model that incorporates a network of stretchable polymer chains.
[Physics 16, 202] Published Fri Dec 01, 2023
]]>An archaeology-focused sabbatical prompted semiconductor physicist Kristin Poduska to ask questions about how the environment impacts the chemical and structural properties of natural materials.
[Physics 16, 200] Published Thu Nov 30, 2023
]]>Using fluorescent tracers, researchers visualize the forces that move micrometer-diameter particles through a liquid subjected to a temperature gradient.
[Physics 16, s168] Published Thu Nov 30, 2023
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