Particle Physics
Quantum image distillation  Science Magazine · 1 day
Imaging with quantum states of light promises advantages over classical approaches in terms of resolution, signal-to-noise ratio, and sensitivity. However, quantum detectors are particularly sensitive sources of classical noise that can reduce or cancel any quantum advantage in the final... more
Electro-plasmonic nanoantenna: A nonfluorescent optical probe for ultrasensitive label-free detection of electrophysiological signals  Science Magazine · 1 day
Harnessing the unprecedented spatiotemporal resolution capability of light to detect electrophysiological signals has been the goal of scientists for nearly 50 years.... more
Nontrivial quantum oscillation geometric phase shift in a trivial band  Science Magazine · 1 day
Quantum oscillations provide a notable visualization of the Fermi surface of metals, including associated geometrical phases such as Berry’s phase, that play a central role in topological quantum... more
Training of quantum circuits on a hybrid quantum computer  Science Magazine · 1 day
Generative modeling is a flavor of machine learning with applications ranging from computer vision to chemical design. It is expected to be one of the techniques most suited to take... more
Novel excitations near quantum criticality in geometrically frustrated antiferromagnet CsFeCl3  Science Magazine · 1 day
The investigation of materials that exhibit quantum phase transition provides valuable insights into fundamental problems in physics. We present neutron scattering under pressure in a triangular-lattice antiferromagnet that... more
St. Jude Children's Research Hospital and IAEA team up to combat childhood cancers  NEWS MEDICAL · 1 day
The International Atomic Energy Agency and St. Jude Children's Research Hospital are joining forces to combat childhood cancers in developing countries, where... more
Quantum spacetime on a quantum simulator  PHYS.ORG · 1 day
Quantum simulation plays an irreplaceable role in diverse fields, beyond the scope of classical computers. In a recent study, Keren Li and an interdisciplinary research team at the Center for Quantum Computing, Quantum Science and Engineering... more
Surfing on waves in a one-dimensional quantum liquid  PHYS.ORG · 1 day
Physicists from the University of Luxembourg, together with international collaborators, have recently published an article in the internationally renowned journal Physical Review Letters. In this article, they demonstrate how quantum-mechanical interference effects... more
Medipix: Two decades of turning technology into applications  CERN · 2 days
Medipix: Two decades of turning technology into applications achintya Fri, 10/18/2019 - 10:11 (Image: CERN) How could microchips developed for... more
Big data technique reveals previously unknown capabilities of common materials  SCIENCE DAILY · 2 days
Researchers have found a new way to optimize nickel by unlocking properties that could enable numerous applications, from biosensors to quantum computing. more
Blanket of light may give better quantum computers  SCIENCE DAILY · 2 days
Researchers describe how -- by simple means -- they have created a 'carpet' of thousands of quantum-mechanically entangled light pulses. The discovery has the potential to pave the way for more powerful... more
Yale scientists build powerful genomic research platform to study cervical cancer  NEWS MEDICAL · 2 days
Yale Cancer Center scientists have built a powerful genomic research platform to study cervical cancer, a disease that often is untreatable if it progresses after surgery... more
Weaving quantum processors out of laser light  SCIENCE DAILY · 2 days
Researchers open a new avenue to quantum computing with a breakthrough experiment: a large-scale quantum processor made entirely of light. more
Architecture of African swine fever virus and implications for viral assembly  Science Magazine · 2 days
African swine fever virus (ASFV) is a giant and complex DNA virus that causes a highly contagious and often lethal swine disease without vaccine available. Using... more
Light-driven deracemization enabled by excited-state electron transfer  Science Magazine · 2 days
Deracemization is an attractive strategy for asymmetric synthesis, but intrinsic energetic challenges have limited its development. Here, we report a deracemization method in which amine derivatives undergo spontaneous optical enrichment upon exposure to visible... more
An oxyl/oxo mechanism for oxygen-oxygen coupling in PSII revealed by an x-ray free-electron laser  Science Magazine · 2 days
Photosynthetic water oxidation is catalyzed by the Mn4CaO5 cluster of photosystem II (PSII) with linear progression through five S-state intermediates... more
Deterministic generation of a two-dimensional cluster state  Science Magazine · 2 days
Measurement-based quantum computation offers exponential computational speed-up through simple measurements on a large entangled cluster state. We propose and demonstrate a scalable scheme for the generation of photonic cluster states suitable for universal measurement-based... more
Generation of time-domain-multiplexed two-dimensional cluster state  Science Magazine · 2 days
Entanglement is the key resource for measurement-based quantum computing. It is stored in quantum states known as cluster states, which are prepared offline and enable quantum computing by means of purely local measurements. Universal quantum computing... more
Weaving quantum processors out of laser light  PHYS.ORG · 2 days
An international team of scientists from Australia, Japan and the United States has produced a prototype of a large-scale quantum processor made of laser light. more
Blanket of light may give better quantum computers  PHYS.ORG · 2 days
Quantum mechanics is one of the most successful theories of natural science, and although its predictions are often counterintuitive, not a single experiment has been conducted to date of which the theory... more
MD Anderson and Varian announce strategic collaboration to optimize radiation oncology treatment  NEWS MEDICAL · 2 days
The University of Texas MD Anderson Cancer Center and Varian today announced a new strategic collaboration to develop an integrated software platform to streamline... more
Double layer of graphene helps to control spin currents  SCIENCE DAILY · 2 days
In order to make transistors that operate using the spin of electrons, rather than their charge, it is necessary to find a way of switching spin currents on and off.... more
Double layer of graphene helps to control spin currents  nanowerk · 2 days
In order to make transistors that operate using the spin of electrons, rather than their charge, it is necessary to find a way of switching spin currents on and off.... more
Double layer of graphene helps to control spin currents  PHYS.ORG · 2 days
In order to make transistors that operate using the spin of electrons rather than their charge, it is necessary to find a way of switching spin currents on and off.... more
Ultrafast particle interactions could make quantum information devices feasible  PHYS.ORG · 2 days
Energy is information. Lengthening the time during which a system is capable of retaining energy before losing it to the local environment is a key goal for the development of... more
Study could change clinical treatment for patients with unmanaged heartburn  NEWS MEDICAL · 2 days
A study published today in The New England Journal of Medicine found that in patients seen for heartburn unresponsive to treatment with Proton Pump Inhibitors, an extensive, systematic... more
Scientists discover fractal patterns in a quantum material  PHYS.ORG · 2 days
A fractal is any geometric pattern that occurs again and again, at different sizes and scales, within the same object. This "self-similarity" can be seen throughout nature, for example in a snowflake's... more
New method allows scientists to quantify the amount of cesium-rich microparticles in oil  NEWS MEDICAL · 3 days
New method allows scientists to create a quantitative map of radioactive cesium-rich microparticle distribution in soils collected around the damaged Fukushima Daiichi... more
New blood self-collection device quickly estimates a person's exposure to radiation  NEWS MEDICAL · 3 days
A University of Arizona College of Medicine - Phoenix research team has developed a blood self-collection device to quickly estimate a person's exposure to radiation in... more
Scientists discover fractal patterns in a quantum material  MIT · 3 days
The X-ray-focusing lens used in the experiment is based on a design used in lighthouses for centuries. more
Controlled ploidy reduction of pluripotent 4n cells generates 2n cells during mouse embryo development  Science Magazine · 3 days
Cells with high ploidy content are common in mammalian extraembryonic and adult tissues. Cell-to-cell fusion generates polyploid cells during mammalian... more
Cryo-electron microscopy structure and analysis of the P-Rex1-G{beta}{gamma} signaling scaffold  Science Magazine · 3 days
PIP3-dependent Rac exchanger 1 (P-Rex1) is activated downstream of G protein–coupled receptors to promote neutrophil migration and metastasis. The structure of more than half of the enzyme and... more
Ultrafast particle interactions could help make quantum information devices feasible  nanowerk · 3 days
Research presents the detection of energy transfer from excited electrons to the crystal lattice on the femtosecond timescale. Knowledge could contribute to the development of materials that prolong... more
Scientists discover method to create and trap trions at room temperature  nanowerk · 3 days
Scientists chemically engineered carbon nanotubes to synthesize and trap trions -- quasi-particles potentially useful in bioimaging, chemical sensing and quantum computing. more
Quantum dots technology to revolutionize healthcare and sensing technology: see what's invisible  nanowerk · 3 days
Researchers have invented a new method of producing ultra-sensitive hyper-spectral photodetectors. At the heart of the discovery are colloidal quantum dots. more
Distribution of highly radioactive microparticles in Fukushima revealed  SCIENCE DAILY · 3 days
New method allows scientists to create a quantitative map of radioactive cesium-rich microparticle distribution in soils collected around the damaged Fukushima Daiichi Nuclear Power Plant Nuclear Power Plant (FDNPP). This could help... more
Creating and trapping trions at room temperature  SCIENCE DAILY · 3 days
A team chemically engineered carbon nanotubes to synthesize and trap trions at room temperature. Trions are quasi particles that can potentially carry more information than electrons in applications from bioimaging to chemical sensing and... more
Researchers develop a procedure and a cheap, fast and eco-friendly device capable of detecting bitter almonds  PHYS.ORG · 3 days
Alicante University's Analytical Atomic Spectrometry research group led by Analytical Chemistry Professor Juan Mora Pastor, has... more
Quantum dots technology to revolutionize healthcare and sensing technology  PHYS.ORG · 3 days
Researchers of the Optoelectronics and Measurement Techniques Unit (OPEM) at the University of Oulu have invented a new method of producing ultra-sensitive hyper-spectral photodetectors. At the heart of the discovery... more
Cryptography without using secret keys  PHYS.ORG · 3 days
Most security applications, for instance, access to buildings or digital signatures, use cryptographic keys that must at all costs be kept secret. That also is the weak link: Who will guarantee that the key doesn't get stolen or... more
Scientists discover method to create and trap trions at room temperature  PHYS.ORG · 3 days
Trions consist of three charged particles bound together by very weak bonding energy. Although trions can potentially carry more information than electrons in applications such as... more
Distribution and origin of highly radioactive microparticles in Fukushima revealed  PHYS.ORG · 3 days
A large quantity of radioactivity was released into the environment during the 2011 Fukushima Daiichi Nuclear Power Plant accident. The released radioactivity included small, poorly soluble, cesium-rich microparticles.... more
Small high-voltage transmission electron microscope built in Japan  PHYS.ORG · 3 days
A team of researchers affiliated with several institutions in Japan has built a high-voltage transmission electron microscope small enough to reside in a university lab. In their paper published in the journal... more
Radioactive chlorine from nuclear bomb tests still present in Antarctica  PHYS.ORG · 3 days
Antarctica's ice sheets are still releasing radioactive chlorine from marine nuclear weapons tests in the 1950s, a new study finds. This suggests regions in Antarctica store and vent... more
Quantum physics: Ménage à trois photon-style  PHYS.ORG · 3 days
Entanglement is one of the properties specific to quantum particles. When two photons become entangled, for instance, the quantum state of the first will correlate perfectly with the quantum state of the second, even if they... more
Solving the mystery of quantum light in thin layers  PHYS.ORG · 3 days
When a current is applied to a thin layer of tungsten diselenide, it begins to glow in a highly unusual fashion. In addition to ordinary light, which other semiconductor materials... more
New understanding of the evolution of cosmic electromagnetic fields  SCIENCE DAILY · 3 days
Electromagnetism was discovered 200 years ago, but the origin of the very large electromagnetic fields in the universe is still a mystery. more
Chains of atoms move at lightning speed inside metals  SCIENCE DAILY · 3 days
A phenomenon that has previously been seen when researchers simulate the properties of planet cores at extreme pressures has now also been observed in pure titanium at atmospheric pressure. Chains... more
Solving the mystery of quantum light in thin layers  SCIENCE DAILY · 4 days
Tungsten diselenide emits light with very special properties. Nobody could tell why -- but now, scientists have solved the riddle: a combination of atomic defects in the material and microscopic... more
Researchers Control Quantum State of Single Electron Using High-Frequency Sound Waves  SCI-NEWS.COM · 4 days
An international team of scientists sent high-frequency sound waves across a modified semiconductor device... more
New understanding of the evolution of cosmic electromagnetic fields  PHYS.ORG · 4 days
Next year is the 200 year anniversary of the discovery of electromagnetism by the Danish physicist H.C. Ørsted. Even 200 years after its discovery, the existence of electromagnetism still brings... more
Diversity may be key to reducing errors in quantum computing  SCIENCE DAILY · 4 days
In quantum computing, as in team building, a little diversity can help get the job done better, computer scientists have discovered. more
Controlling the charge state of organic molecule quantum dots in a 2D nanoarray  SCIENCE DAILY · 4 days
Researchers have fabricated a self-assembled, carbon-based nanofilm where the charge state (ie, electronically neutral or positive) can be controlled at the level... more
Quantum dots that light up TVs could be used for brain research  PHYS.ORG · 4 days
While many people love colorful photos of landscapes, flowers or rainbows, some biomedical researchers treasure vivid images on a much smaller scale—as tiny as... more
Diversity may be key to reducing errors in quantum computing  PHYS.ORG · 4 days
In quantum computing, as in team building, a little diversity can help get the job done better, computer scientists have discovered. more
LS2 Report: renovation of the electrical infrastructure  CERN · 4 days
LS2 Report: renovation of the electrical infrastructure Anaïs Schaeffer anschaef Tue, 10/15/2019 - 14:53 You arrive at your office, switch on the... more
Quantum paradox experiment may lead to more accurate clocks and sensors  SCIENCE DAILY · 4 days
More accurate clocks and sensors may result from a recently proposed experiment, linking an Einstein-devised paradox to quantum mechanics. A physicist said the international collaboration aimed... more
Giving ATLAS a boost  PHYS.ORG · 4 days
The outer realms of the periodic table, where stable, long-lived isotopes give way to radioactive ions, offer nuclear scientists a unique glimpse into the structure of nuclei and a better understanding of how the different elements in our universe came... more
Chains of atoms move at lightning speed inside metals  PHYS.ORG · 4 days
A phenomenon that has previously been seen when researchers simulate the properties of planet cores at extreme pressures has now also been observed in pure titanium at atmospheric pressure. Chains... more
Quantum dots that light up TVs could be used for brain research  nanowerk · 4 days
While many people love colorful photos of landscapes, flowers or rainbows, some biomedical researchers treasure vivid images on a much smaller scale - as... more
Stretched photons recover lost interference  PHYS.ORG · 4 days
The smallest pieces of nature—individual particles like electrons, for instance—are pretty much interchangeable. An electron is an electron is an electron, regardless of whether it's stuck in a lab on Earth, bound to an atom in some chalky... more
Chains of atoms move at lightning speed inside metals  nanowerk · 4 days
A phenomenon that has previously been seen when researchers simulate the properties of planet cores at extreme pressures has now also been observed in pure titanium at atmospheric pressure. Chains... more
US, critics split on whether tech made nuke shipments safer  PHYS.ORG · 5 days
The plutonium core for the first atomic weapon detonated in 1945 was taken from Los Alamos National Laboratory to a test site in the New Mexico desert in... more
How to control friction in topological insulators  SCIENCE DAILY · 5 days
Topological insulators are innovative materials that conduct electricity on the surface, but act as insulators on the inside. Physicists have begun investigating how they react to friction. Their experiment shows that the heat generated... more
Scientists reveal mechanism of electron charge exchange in molecules  SCIENCE DAILY · 5 days
Through a new scanning transmission electron microscopy method, researchers are able to observe electron distribution between atoms and molecules and uncover clues to the origins of ferroelectricity, the capacity of... more
Scientists reveal mechanism of electron charge exchange in molecules  PHYS.ORG · 5 days
Researchers at the University of California, Irvine have developed a new scanning transmission electron microscopy method that enables visualization of the electric charge density of materials at sub-angstrom resolution. more
Study shows a much cheaper catalyst can generate hydrogen in a commercial device  PHYS.ORG · 5 days
Researchers at the Department of Energy's SLAC National Accelerator Laboratory and Stanford University have shown for the first time that a cheap... more
How to control friction in topological insulators  PHYS.ORG · 5 days
Topological insulators are innovative materials that conduct electricity on the surface, but act as insulators on the inside. Physicists at the University of Basel and the Istanbul Technical University have begun investigating how they... more
Converting absorbed photons by 2-oxocarboxylic acids into highly reactive singlet oxygen  PHYS.ORG · 5 days
Researchers at the University of Kentucky found that when aqueous solutions with pyruvic acid, a 2-oxocarboxylic acid, were exposed to light, the generated triplet excited state... more
Does technology make moving nukes safe? Depends whom you ask  PHYS.ORG · 5 days
The plutonium core for the first atomic weapon detonated in 1945 was taken from Los Alamos National Laboratory to a test site in the New Mexico desert in... more
Marshall Islands, low-lying US ally and nuclear testing site, declares a climate crisis  PHYS.ORG · 5 days
The Marshall Islands, a low-lying chain of atolls and key U.S. ally in the Central Pacific, has declared a national climate crisis... more
Controlling the charge state of organic molecule quantum dots in a 2-D nanoarray  nanowerk · 5 days
Molecular self-assembly on a metal results in high-density 2D organic (carbon-based) quantum dot array with electric-field-controllable charge state. more
Controlling the charge state of organic molecule quantum dots in a 2-D nanoarray  PHYS.ORG · 5 days
A Monash University experimental study has fabricated a self-assembled, carbon-based nanofilm where the charge state (ie, electronically neutral or positive) can be... more
The nature of obscured active galactic nuclei  PHYS.ORG · 5 days
Most galaxies host a supermassive black hole (SMBH) at their nucleus, one whose mass exceeds a million solar-masses. When material actively accretes onto the SMBH, associated processes can produce an active galactic nucleus (AGN)... more
Scientists have first 3-D view of life's processes in liquid  PHYS.ORG · 5 days
A new liquid-cell technology allows scientists to see living biological materials and systems in three dimensions under an electron microscope, according to researchers at Penn State, Virginia Tech... more
Physicists Have Found a Way to 'Hear' Dark Matter  ASTRO WATCH · 6 days
Physicists at Stockholm University and the Max Planck Institute for Physics have turned to plasmas in a proposal... more
How Do the Strongest Magnets in the Universe Form?  ASTRO WATCH · 7 days
How do some neutron stars become the strongest magnets in the Universe? A German-British team of astrophysicists has... more
Blood test can improve diagnosis and monitoring of aortic aneurysms  NEWS MEDICAL · 1 week
It is the 'silent killer' that claimed the life of Albert Einstein and affects 1% of men over the age of 65, but researchers at the University of... more
Quantum plasmonic control of trions in a picocavity with monolayer WS2  Science Magazine · 1 week
Monitoring and controlling the neutral and charged excitons (trions) in two-dimensional (2D) materials are essential for the development of high-performance devices. However, nanoscale control is challenging... more
Ketones and aldehydes as alkyl radical equivalents for CboxhH functionalization of heteroarenes  Science Magazine · 1 week
The polar nature of the CO bond commonly allows it to undergo direct attack by nucleophiles at the electrophilic carbon atom in which ketones... more
Six degrees of nuclear separation  SCIENCE DAILY · 1 week
For the first time, scientists have printed 3D parts that pave the way to recycling up to 97 percent of the waste produced by nuclear reactors. more
Six degrees of nuclear separation  PHYS.ORG · 1 week
Argonne scientists look to 3-D printing to ease separation anxiety, which paves the way to recycle more nuclear material. more
Shaping nanoparticles for improved quantum information technology  nanowerk · 1 week
Researchers report the cause behind a key quantum property of donut-like nanoparticles called 'semiconductor quantum rings'. This property may find application in quantum information storage, communication, and computing in future technologies. more
Shaping nanoparticles for improved quantum information technology  PHYS.ORG · 1 week
Particles that are mere nanometers in size are at the forefront of scientific research today. They come in many different shapes: rods, spheres, cubes, vesicles, S-shaped worms and even donut-like rings. What makes them... more
L’héritage du LEP, un géant de précision  CERN · 1 week
Celebrating LEP’s physics legacy cmenard Fri, 10/11/2019 - 16:00 14-13-3: LEP’s winning combination. Thirty years ago, on 14 July to be precise, the Large Electron-Positron collider (LEP) was commissioned. Less than a month later... more
The structure of master growth regulator  PHYS.ORG · 1 week
A team of Whitehead Institute scientists has for the first time revealed the molecular structure of a critical growth regulator bound to its partner proteins, creating a fine-grained view of how they interact to sense nutrient... more
Human intelligence: have we reached the limit of knowledge?  PHYS.ORG · 1 week
Despite huge advances in science over the past century, our understanding of nature is still far from complete. Not only have scientists failed to find the Holy Grail of physics—unifying... more
Radiation detector with the lowest noise in the world boosts quantum work  PHYS.ORG · 1 week
Researchers from Aalto University and VTT Technical Research Centre of Finland have built a super-sensitive bolometer, a type of thermal radiation detector. The new... more
Radiation detector with the lowest noise in the world boosts quantum work  SCIENCE DAILY · 1 week
The nanoscale radiation detector is a hundred times faster than its predecessors, and can function without interruption. more
Controlling superconducting regions within an exotic metal  SCIENCE DAILY · 1 week
Researchers have created a metallic microdevice in which they can define and tune patterns of superconductivity. Their discovery holds great promise for quantum technologies of the future. more
An ultrafast glimpse of the photochemistry of the atmosphere  PHYS.ORG · 1 week
Our lives are governed by submicroscopic processes in the nanocosmos. Indeed many natural phenomena begin with a minuscule shift in the states of atoms or molecules, triggered by radiation. One... more
New compiler makes quantum computers two times faster  PHYS.ORG · 1 week
A new paper from researchers at the University of Chicago introduces a technique for compiling highly optimized quantum instructions that can be executed on near-term hardware. This technique is particularly well suited... more
Controlling superconducting regions within an exotic metal  PHYS.ORG · 1 week
Researchers at EPFL have created a metallic microdevice in which they can define and tune patterns of superconductivity. Their discovery, which holds great promise for quantum technologies of the future, has just been published... more
Radiation detector with the lowest noise in the world boosts quantum work  nanowerk · 1 week
The nanoscale radiation detector is a hundred times faster than its predecessors, and can function without interruption. more
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