Charles Day
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View article: Preventing a Tokamak from Overheating
Preventing a Tokamak from Overheating Open
View article: Toward Practical Quantum Cryptography
Toward Practical Quantum Cryptography Open
View article: Plastic Ice Observed
Plastic Ice Observed Open
View article: Toy Robots Mimic Swimming Algae
Toy Robots Mimic Swimming Algae Open
How an alga synchronizes its two flapping cilia to propel itself is revealed in a tabletop experiment with chains of mobile robots.
View article: Extending the Kibble-Zurek Mechanism
Extending the Kibble-Zurek Mechanism Open
View article: The Universe’s Topology May Not Be Simple
The Universe’s Topology May Not Be Simple Open
View article: Characterizing the “Knee” of High-Energy Cosmic Rays
Characterizing the “Knee” of High-Energy Cosmic Rays Open
Characterizing the "Knee" of High-Energy Cosmic RaysUsing observations made with an array of thousands of particle detectors, researchers have uncovered an important clue about cosmic rays that originate from outside of our Galaxy.
View article: Fault-Tolerant Quantum Error Correction without Measurements
Fault-Tolerant Quantum Error Correction without Measurements Open
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View article: Cooper-Pair Splitting on Demand
Cooper-Pair Splitting on Demand Open
OPSIS Cooper-Pair Splitting on DemandA proposed device can repeatedly grab pairs of electrons from a superconductor and separate them while preserving their entangled state.
View article: Creating Fast Bunches of Electrons with Lasers
Creating Fast Bunches of Electrons with Lasers Open
Creating Fast Bunches of Electrons with LasersThe judicious shaping of a tube of plasma by one laser enhances the properties of electron bunches accelerated by another.
View article: Mapping the Thermal Forces That Push Particles through Liquids
Mapping the Thermal Forces That Push Particles through Liquids Open
Using fluorescent tracers, researchers visualize the forces that move micrometer-diameter particles through a liquid subjected to a
View article: Tailoring the Sizes of Pores in Nanoporous Gold
Tailoring the Sizes of Pores in Nanoporous Gold Open
SYN OPSIS Tailoring the Sizes of Pores in Nanoporous GoldResearchers can fabricate gold foams that feature small and large pores with specific sizes. By Charles Day Conceivably, the performance of a catalyst such as palladium or ruthenium …
View article: Probing an Antiferromagnet with Sound
Probing an Antiferromagnet with Sound Open
View article: Cold Atoms Link a BEC, a Superfluid, and a Supersolid
Cold Atoms Link a BEC, a Superfluid, and a Supersolid Open
Cold Atoms Link a BEC, a Superfluid, and a Supersolid Trapping a Bose-Einstein condensate (BEC) in an optical lattice, researchers confirm a 53-year-old theory that connects BECs to superfluids and supersolids.
View article: Detection of the Orbital Hall Effect
Detection of the Orbital Hall Effect Open
View article: New Way for a Black Hole to be a Messy Eater
New Way for a Black Hole to be a Messy Eater Open
New Way for a Black Hole to be a Messy EaterSimulations indicate an erratic and copious accretion of gas onto a black hole when the surrounding disk is tilted and the black hole spins rapidly.
View article: Graphene Has Topological Phonons
Graphene Has Topological Phonons Open
View article: How Metal Meteorites Magnetize
How Metal Meteorites Magnetize Open
View article: Watching a Quantum System Thermalize
Watching a Quantum System Thermalize Open
View article: “Order Up”: A Pair of Photons
“Order Up”: A Pair of Photons Open
OPSIS "Order Up": A Pair of PhotonsResearchers use two clouds of rubidium vapor to generate, store, and simultaneously release two photons.
View article: A More Efficient Superconducting Diode
A More Efficient Superconducting Diode Open
View article: Sound-Intensity Variations on Mars
Sound-Intensity Variations on Mars Open
View article: Radio Bursts Precede Coalescence of Neutron Stars
Radio Bursts Precede Coalescence of Neutron Stars Open
Warning of the catastrophic collapse of a neutron star could come in the form of potentially detectable radio bursts in the 10-20 gigahertz range. By Charles Day In the intense magnetic field above a rapidly spinning neutron star's poles, …
View article: Squeezing Superconductors
Squeezing Superconductors Open
Squeezing SuperconductorsExperiments on a family of cuprate superconductors resolve discrepancies in previous work and elucidate why the critical temperature varies with pressure.By Charles Day H ow electrons pair in cuprate superconductor…
View article: Humans Help Computers Spot Bursts from Space
Humans Help Computers Spot Bursts from Space Open
View article: Superconductor Vortices Visible as Stripes
Superconductor Vortices Visible as Stripes Open
Superconductor Vortices Visible as StripesAn unusual kind of superconductor harbors magnetic vortices that researchers predict should be readily observable thanks to the striped configurations they adopt.
View article: Quantum Spin Hall Effect Seen in Graphene Analog
Quantum Spin Hall Effect Seen in Graphene Analog Open
Germanene undergoes a topological phase transition and then becomes a normal insulator when the strength of an applied electric field is dialed up.
View article: Plucking an Atom’s Electrons
Plucking an Atom’s Electrons Open
Plucking an Atom's ElectronsA new experiment follows the trajectories of electrons as pulsed laser light yanks them away from their atoms and slams them back.
View article: Predicting Ferroelectricity with Group Theory
Predicting Ferroelectricity with Group Theory Open
Predicting Ferroelectricity with Group TheoryTwo atom-thick layers of the same crystalline material can be stacked on top of each other in ways that yield ferroelectricity.
View article: New Accuracy Record for Molecular Lattice Clock
New Accuracy Record for Molecular Lattice Clock Open
New Accuracy Record for Molecular Lattice ClockResearchers have attained a 100-fold increase in the accuracy of a molecular clock that could serve as a terahertz-frequency standard and as a platform for investigating new physics.By Charles…