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Physics news
Hologram experts can now create real-life images that move in the air
They may be tiny weapons, but Brigham Young University's holography research group has figured out how to create lightsabers—green for Yoda and red for Darth Vader, naturally—with actual luminous beams rising from them.
Optics & Photonics
May 07, 2021
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Understanding the thermodynamic cost of timekeeping
Clocks are essential building blocks of modern technology, from computers to GPS receivers. They are also essentially engines, irreversibly consuming resources in order to generate accurate ticks. But what resources have ...
General Physics
May 07, 2021
0
111
Capturing a single photon of light: Harnessing quantum's 'noise problem'
Scientists at Raytheon BBN Technologies have developed a new way to detect a single photon, or particle of light—a development with big applications for sensors, communications and exponentially more powerful quantum computer ...
Optics & Photonics
May 07, 2021
0
1038
Chiral Faraday effect breakthrough, thanks to helices made of nickel
Physicists at Friedrich-Alexander-Universität Erlangen-Nürnberg (FAU) have for the first time been able to prove a long-predicted but as yet unconfirmed fundamental effect. In Faraday chiral anisotropy, the propagation ...
Optics & Photonics
May 07, 2021
1
26
Research: The new English Premier League soccer ball more stable, drags more
Scientists from the Faculty of Health and Sports Sciences at the University of Tsukuba used aerodynamics experiments to empirically test the flight properties of a new four-panel soccer ball adopted by the English Premier ...
General Physics
May 07, 2021
0
43
Evading the uncertainty principle in quantum physics
The uncertainty principle, first introduced by Werner Heisenberg in the late 1920's, is a fundamental concept of quantum mechanics. In the quantum world, particles like the electrons that power all electrical product can ...
Quantum Physics
May 06, 2021
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719
FASER is born: New experiment will study particles that interact with dark matter
The newest experiment at CERN, the European Organization for Nuclear Research, is now in place at the Large Hadron Collider in Geneva. FASER, or Forward Search Experiment, was approved by CERN's research board in March 2019. ...
General Physics
May 06, 2021
3
1604
Physicists find a novel way to switch antiferromagnetism on and off
When you save an image to your smartphone, those data are written onto tiny transistors that are electrically switched on or off in a pattern of "bits" to represent and encode that image. Most transistors today are made from ...
General Physics
May 06, 2021
2
3092
Team directs and measures quantum drum duet
Like conductors of a spooky symphony, researchers at the National Institute of Standards and Technology (NIST) have "entangled" two small mechanical drums and precisely measured their linked quantum properties. Entangled ...
Quantum Physics
May 06, 2021
0
228
Researchers produce laser pulses with record-breaking intensity
Researchers have demonstrated a record-high laser pulse intensity of over 1023 W/cm2 using the petawatt laser at the Center for Relativistic Laser Science (CoReLS), Institute for Basic Science in the Republic of Korea. It ...
Optics & Photonics
May 06, 2021
0
54
Homing in on the smallest possible laser
At extremely low temperatures, matter often behaves differently than in normal conditions. At temperatures only a few degrees above absolute zero (-273 degrees Celsius), physical particles may give up their independence and ...
Optics & Photonics
May 06, 2021
0
37
Random close packing or jamming of spheres in a container
Scientists at the theoretical institutes, Chinese Academy of Science and Cybermedia Center at Osaka University performed extensive computer simulations to generate and examine random packing of spheres. They show that the ...
General Physics
May 06, 2021
0
30
New boost in quantum technologies
In an international collaboration, researchers at the University of Stuttgart were able to detect quantum bits in two-dimensional materials for the first time. Nature Materials publishes this research in its May 6, 2021 issue.
Quantum Physics
May 06, 2021
0
191
Researchers propose repurposing tabletop sensors to search for dark matter
Scientists are certain that dark matter exists. Yet, after more than 50 years of searching, they still have no direct evidence for the mysterious substance.
General Physics
May 05, 2021
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329
Researchers confront major hurdle in quantum computing
In a series of papers, Rochester researchers report major strides in improving the transfer of information in quantum systems.
Quantum Physics
May 05, 2021
2
1948
Rapid rovers, speedy sands: Fast-tracking terrain interaction modeling
Granular materials, such as sand and gravel, are an interesting class of materials. They can display solid, liquid, and gas-like properties, depending on the scenario. But things can get complicated in cases of high-speed ...
General Physics
May 05, 2021
0
1020
Magnetic material breaks super-fast switching record
Researchers at CRANN (The Centre for Research on Adaptive Nanostructures and Nanodevices), and the School of Physics at Trinity College Dublin, today announced that a magnetic material developed at the Centre demonstrates ...
Condensed Matter
May 05, 2021
0
534
New clues about an elusive material: A superconductor that can be synthesized in the lab
Titanium monoxide (TiO), an inorganic chemical compound, is a material that has eluded close study by physicists due to a dearth of high-purity single crystal samples. A team of researchers, though, has now been able to synthesize ...
Superconductivity
May 05, 2021
1
728
Searching for the supersymmetric bottom quark (and its friends)
When it comes to quarks, those of the third generation (the top and bottom) are certainly the most fascinating and intriguing. Metaphorically, we would classify their social life as quite secluded, as they do not mix much ...
General Physics
May 05, 2021
0
1613
Superconductivity, high critical temperature found in 2D semimetal tungsten nitride
Superconductivity in two-dimensional (2D) systems has attracted much attention in recent years, both because of its relevance to our understanding of fundamental physics and because of potential technological applications ...
Superconductivity
May 05, 2021
0
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More news
Thin, large-area device converts infrared light into images
New algorithm uses a hologram to control trapped ions
Study demonstrates swarm of photons that somersault in lockstep
Observation of antichiral edge states in a circuit lattice
Complex shapes of photons to boost future quantum technologies
Cellphone converts into powerful chemical detector
Laser light makes a comeback (literally)
Circadian rhythm research could turn early birds into night owls
Photonics research harnesses the power of light
A new way to make AR/VR glasses
Physicists reveal how motion can be generated by frustration
A physics perspective on wound healing
1D model helps clarify implosion performance at NIF
Nano flashlight could allow future cell phones to detect viruses, more
'Awake' concept brings proton bunches into sync
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String of satellites baffles residents, bugs astronomers
Large Chinese rocket segment disintegrates over Indian Ocean
Ingenuity Mars helicopter completes first one-way trip
Perseverance Mars rover captures video, audio of fourth Ingenuity flight
Transforming atmospheric carbon into industrially useful materials
Animals laugh too, analysis of vocalization data suggests
New research sets stage for development of salmonella vaccine
18.5 million year old vine fossil identified as new species
Winning gene combination takes all
'Bat-sense' tech generates images from sound
Studying top quarks at high and not-so-high energies
Holographic histopathology enables fast, precise diagnostics
Silicon multiplexer chip will drive next generation communications
Blueprint for a robust quantum future
Artificial intelligence makes great microscopes better than ever
New study explores functionality in aquatic ecosystems
Essential virulence proteins of corn smut discovered
Decapitated flatworms still sense light
