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UrduA molecular switch is a molecule that can be reversibly shifted between two or more stable states in response to external stimuli, such as a change on pH, light or electric current. These molecules are of interest in the field…
Tag: Molecular Physics
Infrared light antenna powers molecular motor
Light-controlled molecular motors can be used to create functional materials, to provide autonomous motion or in systems that can respond on command, for example, to open drug-containing vesicles. For biological applications, this requires the motors to be driven by low-energy,…
Neutrons chart atomic map of COVID-19’s viral replication mechanism
To better understand how the novel coronavirus behaves and how it can be stopped, scientists have completed a three-dimensional map that reveals the location of every atom in an enzyme molecule critical to SARS-CoV-2 reproduction. Researchers at the Department of…
A question of affinity
How to design organic solar cell materials
Timekeeping theory combines quantum clocks and Einstein’s relativity
A phenomenon of quantum mechanics known as superposition can impact timekeeping in high-precision clocks, according to a theoretical study from Dartmouth College, Saint Anselm College and Santa Clara University.
Timekeeping theory combines quantum clocks and Einstein’s relativity
Research reveals new time dilation phenomenon
Charging electric cars up to 90% in 6 minutes
With Telsa in the lead, the electric vehicle market is growing around the world. Unlike conventional cars that use internal combustion engines, electric cars are solely powered by lithium ion batteries, so the battery performance defines the car’s overall performance.…
Technology shines the light on ovarian cancer treatments
WEST LAFAYETTE, Ind. – Scientists estimate that nearly 60% of all cancer patients do not respond effectively to chemotherapy treatments. Even worse – many of those same patients experience toxic and sometimes deadly side effects. Now, a Purdue University scientist…
Thermal vision of snakes inspires soft pyroelectric materials
Converting heat into electricity is a property thought to be reserved only for stiff materials like crystals. However, researchers–inspired by the infrared (IR) vision of snakes–developed a mathematical model for converting soft, organic structures into so-called “pyroelectric” materials. The study,…
Molecular design strategy reveals near infrared-absorbing hydrocarbon
Nagoya University researchers have synthesized a unique molecule with a surprising property: it can absorb near infrared light. The molecule is made only of hydrogen and carbon atoms and offers insights for making organic conductors and batteries. The details were…
Ultrafast camera films 3-D movies at 100 billion frames per second
In his quest to bring ever-faster cameras to the world, Caltech’s Lihong Wang has developed technology that can reach blistering speeds of 70 trillion frames per second, fast enough to see light travel. Just like the camera in your cell…
A flash of light to identify tumors: the results of the VIBRA project of the Politecnico di Milano
Funded by ERC and just completed, the project uncovers the cellular mechanisms underlying various diseases thanks to a new optical microscopy technique
A billion tiny pendulums could detect the universe’s missing mass
Researchers have proposed a novel method for finding dark matter
Physics professor recognized for pioneering research
Physicist, cancer researcher named fellow of International Association of Advanced Materials
Tetrahedra may explain water ‘s uniqueness
Tokyo, Japan – Researchers at the Institute of Industrial Science at The University of Tokyo sifted through experimental data to probe the possibility that supercooled water has a liquid-to-liquid phase transition between disordered and tetrahedrally structured forms. They found evidence…
Making disorder for an ideal battery
Manufacturing safer, more powerful batteries that use geopolitically stable resources requires solid electrolytes and replacing lithium with sodium. A chemical solution is now being offered to battery developers.
UMD researchers use artificial intelligence language tools to decode molecular movements
Algorithms–like the ones that fill in words as people type–can learn to predict how and when proteins form different shapes.
New Algorithm Sharpens Focus of World’s Most Powerful Microscopes
Scientists develop a technique that improves the resolution of cryo-electron microscopy
Stress-free gel
Tokyo, Japan – Researchers in the Institute of Industrial Science at The University of Tokyo studied a new method for creating semisolid colloidal systems with less internal mechanical stress by delaying network formation. This work may help scientists better understand…
Scientists developed key principles for creating an artificial vessel
Researchers implanted a polymer scaffold as a vascular prosthesis into the rat abdominal aorta and monitored the process of its bioresobtion for 16 months.
RUDN University scientist suggested a simple model of dense plasma spectral properties
A scientist from RUDN University suggested a new physical model to describe the optical properties of dense plasma. The model was tested on available experimental data and does not require complex calculations. The work was published in the Annals of…
Groundbreaking research into solar energy technology develops through new EU-project
Over the last few years, a specially designed molecule and an energy system with unique abilities for capturing and storing solar power have been developed by a group of researchers from Chalmers University of Technology in Sweden. Now, an EU…
Scientists at NTU Singapore, MIT make electrifying diamond find
Diamond could conduct electricity like metals when it is deformed to strains at the nanoscale, according to predictions from a study by an international team of scientists led by Nanyang Technological University, Singapore (NTU Singapore) and the Massachusetts Institute of…
Ultrasensitive microwave detector developed
A joint international research team from POSTECH of South Korea, Raytheon BBN Technologies, Harvard University, and Massachusetts Institute of Technology in the U.S., Barcelona Institute of Science and Technology in Spain, and the National Institute for Materials Science in Japan…
Scientists studied nanoparticles embedded in silver-ion-exchanged glasses
Researchers have registered the formation of silver nanoparticles in an ion-exchanged glass as a result of infrared laser irradiation.
Why disordered light-harvesting systems produce ordered outcomes
Scientists typically prefer to work with ordered systems. However, a diverse team of physicists and biophysicists from the University of Groningen found that individual light-harvesting nanotubes with disordered molecular structures still transport light energy in the same way. By combining…
Inside mitochondria and their fascinating genome
Mitochondria are present in all eukaryotic cells: in our cells, in mammalian cells, in the cells of plants and even of fungi. Mitochondria produce energy for cells to function as multicellular organisms, and are known as the “powerhouses” of the…
New extreme ultraviolet facility opens for use
A new machine to probe the ultrafast motion of matter is the first of its kind
Spin clean-up method brings practical quantum computers closer to reality
Osaka City University develops a quantum algorithm that removes pesky spin contaminants from chemical calculations on quantum computers.
Tandon Researchers develop method to create colloidal diamonds
The long-awaited photonic technique could change the way optical technologies are developed and used over the next decade
Why there is no speed limit in the superfluid universe
Physicists from Lancaster University have established why objects moving through superfluid helium-3 lack a speed limit in a continuation of earlier Lancaster research. Helium-3 is a rare isotope of helium, in which one neutron is missing. It becomes superfluid at…
Liquid water at 170 degrees Celsius
X-ray laser reveals anomalous dynamics at ultra-fast heating
Controlled dynamics of colloidal rods
Physicists from Bayreuth develop basic principles for mini-laboratories on chips
Storing information and designing uncrackable codes with DNA
For billions of years, Nature has used DNA like a molecular bank vault; a place to store her most coveted secrets: the design blueprints essential to life. Now, researchers at ASU’s Biodesign Institute are exploring the unique information-carrying capacities of…
Single atom-thin platinum makes a great chemical sensor
Researchers at Chalmers University of Technology, Sweden, together with colleagues from other universities, have discovered the possibility to prepare one-atom thin platinum for use as a chemical sensor. The results were recently published in the scientific journal Advanced Material Interfaces…
New method to design diamond lattices and other crystals from microscopic building blocks
An impressive array of architectural forms can be produced from the popular interlocking building blocks known as LEGOS®. All that is needed is a child’s imagination to construct a virtually infinite variety of complex shapes. In a new study appearing…
CCNY engineer Xi Chen and partners create new shape-changing crystals
Imagine harnessing evaporation as a source of energy or developing next generation actuators and artificial muscles for a broad array of applications. These are the new possibilities with the creation by an international team of researchers, led by The City…
Phasing out a microscope’s tricks
An instrument error can lead to complete misidentification of certain crystals, reports a KAUST study that suggests researchers need to exercise caution when using electron microscopes to probe two-dimensional (2D) semiconductors. 2D transition metal dichalcogenides (TMDs) are being tapped for…
AI used to show how hydrogen becomes a metal inside giant planets
Dense metallic hydrogen – a phase of hydrogen which behaves like an electrical conductor – makes up the interior of giant planets, but it is difficult to study and poorly understood. By combining artificial intelligence and quantum mechanics, researchers have…
Boundaries no barrier for thermoelectricity
Rice researchers find potentially useful electrical phenomenon in gold nanowires
Cholesterol’s effects on cellular membranes
For more than a decade, scientists have accepted that cholesterol – a key component of cell membranes – did not uniformly affect membranes of different types. But a new study led by Assistant Professor Rana Ashkar of the Virginia Tech Department of Physics finds…
Autonomous robot plays with NanoLEGO
Scientists are developing an autonomous artificial intelligence system that can selectively grip and move individual molecules
A spicy silver lining
Habanero peppers provide ecofriendly way to synthesize silver nanoparticles
Continuous and stable lasing achieved from low-cost perovskites at room temperature
Suppression of long-lived energetic states called triplet excitons shown to be key for preventing the “lasing death” that has been limiting long operation
Strong fields and ultrafast motions – how to generate and steer electrons in liquid water
Water molecules undergo ultrafast dithering motions at room temperature and generate extremely strong electric fields in their environment. New experiments demonstrate how in presence of such fields free electrons are generated and manipulated in the liquid with the help of…
Hindawi Limited announces open access partnership with SAGE Publishing
Three of SAGE Publishing’s open access journals will publish with Hindawi under a new collaborative publishing agreement
Researchers develop molecule to store solar energy
Researchers at Linköping University, Sweden, have developed a molecule that absorbs energy from sunlight and stores it in chemical bonds. A possible long-term use of the molecule is to capture solar energy efficiently and store it for later consumption. The…
Scientists to discover the unique ductile properties of aluminum
During experiments on high-performance wire arc additive manufacturing researchers produced a metal with unique ductility
Carnegie Mellon named NSF planning institute for artificial intelligence in physics
Carnegie Mellon University has received a $500,000 planning grant from the National Science Foundation (NSF) to work toward creating a National Artificial Intelligence Research Institute in Physics. Today, the NSF announced grants to create 5 full institutes and 10 planning…
Cosmic rays may soon stymie quantum computing
Building quantum computers underground or designing radiation-proof qubits may be needed, researchers find.