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Physics news
How a rotating universe makes time travel possible
It turns out that time travel into the past is actually relatively easy. All you need to do is make the universe rotate.
General Physics
24 minutes ago
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New spin control method brings billion-qubit quantum chips closer
Australian engineers have discovered a new way of precisely controlling single electrons nestled in quantum dots that run logic gates. What's more, the new mechanism is less bulky and requires fewer parts, which could prove ...
Condensed Matter
3 hours ago
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53
Quantum computers threaten our whole cybersecurity infrastructure: Here's how scientists can bulletproof it
Thirteen, 53 and 433. That's the size of quantum computers in terms of quantum bits, or qubits, which has significantly grown in the last years due to important public and private investments and initiatives. Obviously, it ...
Quantum Physics
1 hour ago
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Confirming the theory behind the formation of planets, stars and black holes
The first laboratory realization of the long-standing but never-before confirmed theory of the puzzling formation of planets, stars and supermassive black holes by swirling surrounding matter has been produced at PPPL. This ...
Plasma Physics
2 hours ago
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Scientists make a quantum harmonic oscillator at room temperature
A quantum harmonic oscillator—a structure that can control the location and energy of quantum particles that could, in the future, be used to develop new technologies including OLEDs and miniature lasers—has been made ...
Optics & Photonics
3 hours ago
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Scientists create magno-optomechanical hybrid system with wide tuning range
A research team headed by Academician Guo Guangcan and Prof. Dong Chunhua from the University of Science and Technology of China (USTC) of the Chinese Academy of Sciences (CAS) has made progress in designing a magno-optomechanical ...
Optics & Photonics
5 hours ago
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A new qubit approach for more stable states for quantum computers
Quantum computers can more rapidly process large amounts of data, because they carry out many computation steps in parallel. The information carrier of the quantum computer is a qubit. Qubits do not only possess the information ...
Quantum Physics
4 hours ago
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Researchers create an optical tractor beam that pulls macroscopic objects
Researchers have developed a way to use laser light to pull a macroscopic object. Although microscopic optical tractor beams have been demonstrated before, this is one of the first times that laser pulling has been used on ...
Optics & Photonics
21 hours ago
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328
Researchers explore quantum effects of light on the creation of Rydberg states in hydrogen molecules
Rydberg atoms and molecules are characterized by having one or more electrons in highly excited bound states. Such atoms and molecules are said to be in "Rydberg states" and are also called "hollow" atoms and molecules. Rydberg ...
Optics & Photonics
22 hours ago
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Final results from the STEREO experiment reject sterile neutrino hypothesis
After several years of operation, the STEREO collaboration published the final results of their antineutrino studies. With their data, the researchers excluded hints for the existence of sterile neutrinos, an additional neutrino ...
Quantum Physics
Jan 11, 2023
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'A perfect little system': Physicists isolate a pair of atoms to observe p-wave interaction strength for the first time
"Suppose you knew everything there was to know about a water molecule—the chemical formula, the bond angle, etc.," says Joseph Thywissen, a professor in the Department of Physics and a member of the Centre for Quantum Information ...
Quantum Physics
Jan 11, 2023
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Visualizing a complex electron wavefunction using high-resolution attosecond technology
The early 20th century saw the advent of quantum mechanics to describe the properties of small particles, such as electrons or atoms. Schrödinger's equation in quantum mechanics can successfully predict the electronic structure ...
General Physics
Jan 11, 2023
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A new ultrafast camera with multiple applications
In their laboratory at the Énergie Matériaux Télécommunications Research Centre of the Institut national de la recherche scientifique (INRS), Professor Jinyang Liang and his colleagues are developing a new ultrahigh-speed ...
Optics & Photonics
Jan 11, 2023
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New understanding of how particle shape controls grain flow could help engineers manage coastal erosion
As a river cuts through a landscape, it can operate like a conveyer belt, moving truckloads of sediment over time. Knowing how quickly or slowly this sediment flows can help engineers plan for the downstream impact of restoring ...
Condensed Matter
Jan 11, 2023
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Electrons take new shape inside unconventional metal
One of the biggest achievements of quantum physics was recasting our vision of the atom. Out was the early 1900s model of a solar system in miniature, in which electrons looped around a solid nucleus. Instead, quantum physics ...
Superconductivity
Jan 10, 2023
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414
A new milestone for light-driven electronics
An international team of scientists collaborating within the Würzburg-Dresden Cluster of Excellence ct.qmat has achieved a breakthrough in quantum research—the first detection of excitons (electrically neutral quasiparticles) ...
Condensed Matter
Jan 10, 2023
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Exploring the thermodynamics of quantum computing
Heat and computers do not mix well. If computers overheat, they do not work well or may even crash. But what about the quantum computers of the future? These high-performance devices are even more sensitive to heat. This ...
Quantum Physics
Jan 10, 2023
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106
The optical fiber that keeps data safe even after being twisted or bent
Optical fibers are the backbone of our modern information networks. From long-range communication over the internet to high-speed information transfer within data centers and stock exchanges, optical fiber remains critical ...
Optics & Photonics
Jan 10, 2023
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Researchers develop superconducting flux qubits with unprecedented reproducibility
Approximately two decades ago, it was shown theoretically that quantum computers could easily solve certain computationally demanding problems like factoring large numbers into prime numbers or searching efficiently in databases. ...
Quantum Physics
Jan 10, 2023
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174
Investigating the laser-induced periodic surface structure (LIPSS) of silicon
The electronic and optical devices that we use on a daily basis, such as mobile phones, LEDs and solar cells use transistors and other parts that are consistently getting smaller and more compact. With an ever-growing need ...
Optics & Photonics
Jan 10, 2023
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More news
Organic materials show promise for improved X-ray imaging
Tailoring spatiotemporal dynamics of plasmonic vortices
International fusion energy project faces delays, says chief
Physicists confirm effective wave growth theory in space
Physicists find that organelles grow in random bursts
Decoding mega magnetic explosions outside the solar system
New super I-mode obtained on EAST
Superconductivity and ferroelectricity found in the same 2D material
Review of photonics based on Weyl semimetals
Other news
Discovery of cross-species signaling pathway unlocks mysteries around parasite immunity, development
Scientists solve the mystery of why OGT enzyme is critical for cell survival
Ancient ostrich eggs found in southern Israeli desert
Scientists take another step toward creating better pain medications
Climate change puts brakes on speedy corals
Overactive cell metabolism linked to biological aging
Martian meteorite contains diverse array of organic compounds
Virgin Orbit: Premature shutdown behind rocket launch fail
New type of entanglement lets scientists 'see' inside nuclei
Scientists develop a cool new method of refrigeration
High-performance visible-light lasers that fit on a fingertip
Skimming stones? Try a heavier, curvier rock, scientists say
A better photon detector to advance quantum technology
Progress in perovskite LEDs for deep-blue light
New spectroscopy technique improves trace element detection in liquid
High efficiency vortex beam generation without alignment center
Chip circuit for light could be applied to quantum computations
Mind your Qs: PolyQ-binding protein 5 scaffolds the nucleolus
Fish-hunting and eating behaviors confirmed in Japanese macaques
