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Getting hold of quantum dot biosensors
SCIENCE DAILY Harnessing the nano-tractor-beam like abilities of optical tweezers, researchers have developed an all-silicon nanoantenna to trap individual quantum dots suspended in a microfluidic chamber. 10 hours
Bond dissociation energies for transition metal silicides accurately determined
SCIENCE DAILY Transition metal silicides are promising for future developments in electronic devices, but fundamental aspects of the chemical bonding between their transition metal atoms and silicon remain poorly understood. One of... 12 hours
Getting hold of quantum dot biosensors
PHYS.ORG Quantum dots (QDs) have found so many applications in recent years, they can now be purchased with a variety of composite structures and configurations. Some are available suspended in a biologically friendly fluid, making them well... 14 hours
Bond dissociation energies for transition metal silicides accurately determined
PHYS.ORG Transition metal silicides, a distinct class of semiconducting materials that contain silicon, demonstrate superior oxidation resistance, high temperature stability and low corrosion rates, which make them promising for a variety... 14 hours
Quantum ruler for biomolecules
SCIENCE DAILY Quantum physics teaches us that unobserved particles may propagate through space like waves. This is philosophically intriguing and of technological relevance: a research team has demonstrated that combining experimental quantum interferometry with quantum chemistry allows deriving information about optical and... 15 hours
Can 'large stars' anti-aging research' help future memory devices?
SCIENCE DAILY Nothing is forever, but is it possible to slow down inescapable decay? An inquiry into the delay of deterioration of quantum memory devices and formation of black holes explained with... 16 hours
Unconventional quantum systems may lead to novel optical devices
PHYS.ORG (Phys.org)—Physicists have experimentally demonstrated an optical system based on an unconventional class of quantum mechanical systems that could lead to the development of new quantum optical devices. The system is... 16 hours
Physicists measure molecular electronic properties of vitamins
PHYS.ORG Quantum physics teaches us that unobserved particles may propagate through space like waves. This is philosophically intriguing and of technological relevance: a research team at the University of Vienna has demonstrated that combining experimental... 17 hours
Can anti-aging research help future memory devices?
PHYS.ORG Nothing is forever, but is it possible to slow down inescapable decay? An inquiry into the delay of deterioration of quantum memory devices and formation of black holes explained with intuitive analogies from everyday... 18 hours
Female patients with esophageal cancer have superior response to treatment, study reveals
NEWS MEDICAL Female patients with locally advanced esophageal cancer that is treated with chemotherapy and radiation therapy before surgery are more likely to have a favorable... 19 hours
Electrons flowing like liquid in graphene start a new wave of physics
PHYS.ORG A new understanding of the physics of conductive materials has been uncovered by scientists observing the unusual movement of electrons in graphene. 20 hours
Physicists explore a new recipe for heating plasma
PHYS.ORG In the quest for fusion energy, scientists have spent decades experimenting with ways to make plasma fuel hot and dense enough to generate significant fusion power. At MIT, researchers have focused their... 20 hours
Boeing, Northrop get contracts for nuclear missile work
PHYS.ORG The Air Force said Monday it has awarded contracts to Boeing Co. and Northrop Grumman Corp. for work that could lead to replacement of the nation's intercontinental ballistic missiles. 23 hours
Fusion heating gets a boost
MIT The Plasma Science and Fusion Center explores a new recipe for heating plasma. 1 day
It Rains Diamonds on ‘Ice Giant’ Planets
SCI-NEWS.COM A new experiment at SLAC National Accelerator Laboratory reveals how large diamonds may be formed from just hydrogen and carbon in the... 1 day
Heating quantum matter: A novel view on topology
SCIENCE DAILY Certain quantities appear as integer multiples of fundamental and indivisible elements. This quantization of physical quantities at the heart of our description of nature, made its way through the centuries, as evidenced... 1 day
Newly developed nomograms provide accurate predictions for patients with oropharyngeal cancer
SCIENCE DAILY Researchers recently developed and validated a nomogram that can predict 2-year and 5-year overall survival (OS) and progression-free survival (PFS) for patients with local-regionally advanced oropharyngeal... 2 days
Physicists resolve long-standing mystery of structure-less transition
SCIENCE DAILY Researchers probe a mysterious phase transition in an organic molecular conductor using synchrotron X-ray radiation. 2 days
UAE nuclear programme edges toward 2018 launch
PHYS.ORG At first glance, the long hallway seems abandoned. But behind glass walls, in soundproof offices, engineers and physicists are putting the final touches to the Arab world's first nuclear programme. 2 days
Physicists resolve long-standing mystery of structure-less transition
PHYS.ORG Nagoya University-led team of physicists use a synchrotron radiation X-ray source to probe a so-called "structure-less" transition and develop a new understanding of molecular conductors. 2 days
How heating up a quantum system can be used as a universal probe for exotic states of matter
PHYS.ORG In physical sciences, certain quantities appear as integer multiples of fundamental and... 2 days
Avoiding disruptions that halt fusion reactions
PHYS.ORG Inside a fusion experiment, where scientists study the reactions at the heart of our sun, disruptions—large-scale instabilities of the plasma—cause rapid and complete loss of magnetic confinement. Models of fusion plasmas now combine advanced numerical methods... 2 days
Testing TVs and tablets for 'green' screens
PHYS.ORG To improve viewing pleasure, companies have developed television—and tablet screens—that include quantum dots to enhance brightness and color. Some quantum dots are made with potentially harmful metals, which could leach into the environment when... 2 days
nicer and lisa to confirm or disprove predictions of general relativity NICER and LISA to Confirm or Disprove Predictions of General Relativity
ASTRO WATCH Two astrophysical missions, NICER and LISA, could soon change our understanding of the universe.... 3 days
Testing TVs and tablets for 'green' screens
SCIENCE DAILY Today, researchers report preliminary results suggesting that under simulated landfill conditions, quantum dots can leach out of TVs and tablets. But because this happens in such tiny amounts, the team says that in the... 3 days
McCain completes round of radiation, chemo for brain cancer
ABC NEWS The daughter of U.S. Sen. John McCain of Arizona says the 80-year-old lawmaker has completed the first round of radiation and chemotherapy as he battles an aggressive form of brain... 4 days
astrophysicists explain the mysterious behavior of cosmic rays Astrophysicists Explain the Mysterious Behavior of Cosmic Rays
ASTRO WATCH A team of scientists from Russia and China has developed a model which explains the nature of high-energy cosmic rays... 4 days
Crystallization-induced emission enhancement: A novel fluorescent Au-Ag bimetallic nanocluster with precise atomic structure
Science Magazine We report the first noble metal nanocluster with a formula of Au4Ag13(DPPM)3(SR)9 exhibiting crystallization-induced emission enhancement (CIEE), where DPPM denotes bis(diphenylphosphino)methane and... 4 days
Multiple-wavelength neutron holography with pulsed neutrons
Science Magazine Local structures around impurities in solids provide important information for understanding the mechanisms of material functions, because most of them are controlled by dopants. For this purpose, the x-ray absorption fine structure method, which provides radial... 4 days
Mach-Zehnder interferometry using spin- and valley-polarized quantum Hall edge states in graphene
Science Magazine Confined to a two-dimensional plane, electrons in a strong magnetic field travel along the edge in one-dimensional quantum Hall channels that are protected against... 4 days
Identifying time scales for violation/preservation of Stokes-Einstein relation in supercooled water
Science Magazine The violation of the Stokes-Einstein (SE) relation D ~ (/T)–1 between the shear viscosity and the translational diffusion constant D at temperature T is of great... 4 days
Correlation-induced superconductivity dynamically stabilized and enhanced by laser irradiation
Science Magazine Studies on out-of-equilibrium dynamics have paved a way to realize a new state of matter. Superconductor-like properties above room temperatures recently suggested to be in copper oxides achieved by selectively... 4 days
Probing topology by "heating": Quantized circular dichroism in ultracold atoms
Science Magazine We reveal an intriguing manifestation of topology, which appears in the depletion rate of topological states of matter in response to an external drive. This phenomenon is presented... 4 days
A quick and easy way to shut down instabilities in fusion devices
PHYS.ORG Scientists have discovered a remarkably simple way to suppress a common instability that can halt fusion reactions and damage the walls of reactors built... 4 days
Quick and easy way to shut down instabilities in fusion devices
SCIENCE DAILY Scientists have discovered a remarkably simple way to suppress a common instability that can halt fusion reactions and damage the walls of reactors built to create... 5 days
Engineers deliver new key components to help power a fusion energy experiment
PHYS.ORG Fusion power, which lights the sun and stars, requires temperatures of millions of degrees to fuse the particles inside plasma, a soup of charged... 5 days
Abnormal eating schedules affect skin’s protection from harmful UV rays of the sun
NEWS MEDICAL Sunbathers may want to avoid midnight snacks before catching some rays. A study in mice from the O'Donnell Brain Institute and UC Irvine shows... 5 days
proton m launches military satellite into orbit Proton-M Launches Military Satellite into Orbit
ASTRO WATCH A military communications satellite, known as Blagovest 11L, has been successfully launched into space by a Proton-M heavy-lift rocket. The launch vehicle thundered off... 5 days
Why It's Dangerous to Condition Your Hair After a Nuclear Attack
LIVE SCIENCE Last week, when North Korea was threatening to send a ballistic missile toward the U.S. territory of Guam, the island's inhabitants were warned that in the... 5 days
Methanogenic heterodisulfide reductase (HdrABC-MvhAGD) uses two noncubane [4Fe-4S] clusters for reduction
Science Magazine In methanogenic archaea, the carbon dioxide (CO2) fixation and methane-forming steps are linked through the heterodisulfide reductase (HdrABC)–[NiFe]-hydrogenase (MvhAGD) complex that uses flavin-based electron bifurcation to... 5 days
Comprehensive single-cell transcriptional profiling of a multicellular organism
Science Magazine To resolve cellular heterogeneity, we developed a combinatorial indexing strategy to profile the transcriptomes of single cells or nuclei, termed sci-RNA-seq (single-cell combinatorial indexing RNA sequencing). We applied sci-RNA-seq to profile nearly... 5 days
In situ architecture, function, and evolution of a contractile injection system
Science Magazine Contractile injection systems mediate bacterial cell-cell interactions by a bacteriophage tail–like structure. In contrast to extracellular systems, the type 6 secretion system (T6SS) is defined by... 5 days
america was once tricked into believing nuclear war had begun America Was Once Tricked Into Believing Nuclear War Had Begun
HISTORY VIDEO For 40 minutes in 1971, it seemed the end was near. 6 days
TED-Ed: The hunt for dark matter
CERN VIDEO Around 85% of the matter in our Universe is a mystery. If this dark matter has never been observed, how do we know what it is, and how do scientists know where to start looking? This... 6 days
NASA Protects its super heroes from space weather
SCIENCE DAILY When astronauts travel in space they can't see or even feel radiation. However, NASA's Human Research Program (HRP) is studying the effects radiation plays on the human body and developing ways to... 6 days
Sharp X-ray pulses from the atomic nucleus
PHYS.ORG X-rays make the invisible visible: they permit the way materials are structured to be determined all the way down to the level of individual atoms. In the 1950s it was x-rays which revealed the... 6 days
Psychology of Hate: What Motivates White Supremacists?
LIVE SCIENCE Nascent supremacists are like atoms missing a proton. They're lacking something socially or emotionally, and white supremacist groups step in to fill the void. 6 days
Newly upgraded laser peers further into the extreme universe at SLAC's LCLS
PHYS.ORG Scientists at the Department of Energy's SLAC National Accelerator Laboratory recently upgraded a powerful optical laser system used to create shockwaves that generate high-pressure... 6 days
Magnetic resonance is used to evaluate food quality
PHYS.ORG The applications and benefits of nuclear magnetic resonance (NMR) in medicine are well known, but the technology is also used in other areas, such as agribusiness, where its applications include quality analysis... 6 days
129I waste used to track ocean currents for 15,000 km after discharge from nuclear plants
PHYS.ORG Radioactive 129I has travelled the equivalent of a third of the way round the globe, since being released... 7 days
Physicists measure complementary properties using quantum clones
PHYS.ORG (Phys.org)—In quantum mechanics, it's impossible to precisely and simultaneously measure the complementary properties (such as the position and momentum) of a quantum state. Now in a new study, physicists have cloned quantum states and... 7 days
"Fixed-field" accelerator transports multiple particle beams at a wide range of energies through a single beam pipe
PHYS.ORG An advanced particle accelerator designed at the U.S. Department of Energy's Brookhaven National Laboratory... 7 days
Scientists reveal engineered fusion protein that could recover blood vessel health
NEWS MEDICAL Scientists from Boston Children's Hospital Vascular Biology Program have revealed an engineered fusion protein that could recover blood vessel health following the onset of hypertension, atherosclerosis,... 7 days
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America Was Once Tricked Into Believing Nuclear War Had Begun
HISTORY
TED-Ed: The hunt for dark matter
CERN
Does light experience time?
Parallel State