Last update Neo-colonial attitudes to security in war-torn nations out-of-date and unhelpful, 1 hour ago
Personal electronic devices—smartphones, computers, TVs, tablets, screens of all kinds—are a significant and growing source of the world's electronic waste. Many of these products use nanomaterials, but little is known ...
There just aren't enough kidney transplants available for the millions of people with renal failure. Aside from a transplant, the only alternative for patients is to undergo regular dialysis sessions to clear harmful cellular ...
Graphene Flagship researchers have shown in a paper published in Science Advances how heterostructures built from graphene and topological insulators have strong, proximity induced spin-orbit coupling which can form the basis ...
Hacker attacks on everything from social media accounts to government files could be largely prevented by the advent of quantum communication, which would use particles of light called "photons" to secure information rather ...
Visions for what we can do with future electronics depend on finding ways to go beyond the capabilities of silicon conductors. The experimental field of molecular electronics is thought to represent a way forward, and recent ...
Ever since researchers at the University of Manchester used a piece of tape to isolate, or "exfoliate," a single layer of carbon, known as graphene, scientists have been investigating the creation of and applications for ...
Nanodiamonds, bits of crystalline carbon hundreds of thousands of times smaller than a grain of sand, have intriguing surface and chemical properties with potential applications in medicine, optoelectronics and quantum computing. ...
The discovery of graphene, a material made of one or very few atomic layers of carbon, started a boom. Today, such two-dimensional materials are no longer limited to carbon and are hot prospects for many applications, especially ...
Information processing technologies that are typically based on electron charges can also theoretically make use of the electric spin. Magnon spintronics can harness quantized spin waves, magnons, as carriers of spin currents ...
Since the 2003 discovery of the single-atom-thick carbon material known as graphene, there has been significant interest in other types of 2-D materials as well.
When chemists from the Institute of Physical Chemistry of the Polish Academy of Sciences in Warsaw were starting work on a new material designed for the efficient production of nanocrystalline zinc oxide, they didn't expect ...
Researchers from Japan have taken a step toward faster and more advanced electronics by developing a a better way to measure and manipulate conductive materials through scanning tunneling microscopy. The team published their ...
Antibody-based imaging of a particularly aggressive form of breast cancer is undergoing clinical trials worldwide, but the path from trial to application is being hampered by a major obstacle: safety.
Scientists have discovered new particles that could lie at the heart of a future technological revolution based on photonic circuitry, leading to superfast, light-based computing.
Perovskites are a family of crystals that show promising properties for applications in nanotechnology. However, a property called carrier multiplication, an effect that makes materials much more efficient in converting light ...
A paper published in Nature Communications by Sufei Shi, assistant professor of chemical and biological engineering at Rensselaer, increases our understanding of how light interacts with atomically thin semiconductors and ...
Catalytic research led by University of Oklahoma researcher Steven Crossley has developed a new and more definitive way to determine the active site in a complex catalyst. His team's research was recently published in Nature ...
By studying materials down to the atomic level, researchers at Chalmers University of Technology, Sweden, have found a way to make catalysts more efficient and environmentally friendly. The results have been published in ...
MIT engineers have found a way to directly "pinprick" microscopic holes into graphene as the material is grown in the lab. With this technique, they have fabricated relatively large sheets of graphene ("large," meaning roughly ...
A novel technique that nudges single atoms to switch places within an atomically thin material could bring scientists another step closer to realizing theoretical physicist Richard Feynman's vision of building tiny machines ...
A bacterium named Moorella thermoacetica won't work for free. But UC Berkeley researchers have figured out it has an appetite for gold. And in exchange for this special treat, the bacterium has revealed a more efficient path ...
For decades, scientists have been trying to develop a vaccine that prevents mosquitoes from spreading malaria among humans.
Researchers from Linköping University and the Royal Institute of Technology in Sweden have proposed a new device concept that can efficiently transfer the information carried by electron spin to light at room temperature—a ...
Quantum emitters can be integrated in monolithic nanoscale plasmonic circuitry via low-loss plasmonic configurations to confine light well below the diffraction limit. In integrated quantum plasmonics, waveguides based on ...
Engineers at ANU have invented a semiconductor with organic and inorganic materials that can convert electricity into light very efficiently, and it is thin and flexible enough to help make devices such as mobile phones bendable.
58 minutes ago
0
58 minutes ago
0
How to create nanocages, i.e., robust and stable objects with regular voids and tunable properties? Short segments of DNA molecules are perfect candidates for the controllable design of novel complex structures. Physicists ...
Graphene has been hailed as the material of the future. As yet, however, little is known about whether and how graphene affects our health if it gets into the body. A team of researchers from Empa and the Adolphe Merkle Institute ...
Until recently, the existence of 'blue' phosphorus was pure theory. Now, an HZB team has examined samples of blue phosphorus at BESSY II for the first time and mapped their electronic band structure. They report that it represents ...
Researchers have reported a high-performance and transparent nanoforce touch sensor by developing a thin, flexible, and transparent hierarchical nanocomposite (HNC) film. The research team says their sensor simultaneously ...
Catalysis, in the course of which a substance accelerates a chemical reaction, but remains unchanged, is of central importance to many industrial processes. To develop efficient catalysts optimized for various applications, ...
Researchers within the Graphene Flagship project, one of the biggest research initiatives of the European Commission, showed that integrated graphene-based photonic devices offer a unique solution for the next generation ...
Professor Frances Ross joined the MIT Department of Materials Science and Engineering this fall after a career of developing techniques that probe materials reactions while they take place. Formerly with the IBM Thomas J. ...
A RUDN chemist has developed new photocatalysts consisting of nanostructures from titanium dioxide. Hollow nanocubes with ultra-thin walls act like nanoreactors and provide for 28-fold more effective organic reactions at ...
Nanomaterials offer unique optical and electrical properties and bottom-up integration within industrial semiconductor manufacturing processes. However, they also present one of the most challenging research problems. In ...
Novel materials can considerably improve storage capacity and cycling stability of rechargeable batteries. Among these materials are high-entropy oxides (HEO), whose stability results from a disordered distribution of the ...
Researchers at the Complutense University of Madrid (UCM) have developed a hybrid nanoplatform that locates tumours using three different types of contrast simultaneously to facilitate multimodal molecular medical imaging: ...
In a refreshing change of perspective, theoretical physicist Dr. Zeila Zanolli has looked at the proximity effects of graphene on a magnetic semiconducting substrate, finding it to affect the substrate's magnetism down to ...
The membranes that surround our cells contain a large number of proteins. Membrane proteins are therefore a crucial class of macromolecules in living systems. They play key roles, such as providing transport gateways into ...
A KAIST research team led by Professor Keon Jae Lee from the Department of Material Science and Engineering has developed a machine learning-based acoustic sensor for speaker recognition.
Venomous snakebites affect 2.5 million people, and annually cause more than 100,000 deaths and leave 400,000 individuals with permanent physical and psychological trauma each year. Researchers reporting in PLOS Neglected ...
A*STAR researchers have toughened up polylactic acid while maintaining its elasticity by adding core-shell nanoparticles as a filler1.
A fluorescent molecule whose luminosity depends upon how fast it can rotate is helping researchers measure how viscous the fluid is inside different parts of a cell.
The display screens of modern televisions, cell phones and computer monitors rely on liquid crystals—materials that flow like liquids but have molecules oriented in crystal-like structures. However, liquid crystals may ...
Research carried out by the University of Kent sheds light on the infanticidal behaviour of chimpanzees (Pan troglodytes) and demonstrates that females are highly sensitive to the relative risks posed to their babies by different ...
Controlling individual brain cells using light-sensitive proteins has proven to be a powerful tool for probing the brain's complexities. As this branch of neuroscience has expanded, so has the demand for a diverse palette ...
Pioneering research has given a fascinating fresh insight into how animal nervous systems evolved from simple structures to become the complex network transmitting signals between different parts of the body.
Some bacterial pathogens, including those that cause strep throat and pneumonia, are able to create the components necessary to replicate their DNA without the usually required metal ions. This process may allow infectious ...
Researchers in Singapore can now explain what gives the mantis shrimp, a marine crustacean that hunts by battering its prey with its club-like appendages, the most powerful punch in the animal kingdom. In a paper publishing ...
Argonne scientists have identified a new class of topological materials made by inserting transition metal atoms into the atomic lattice of a well-known two-dimensional material.
Evgenij Zubko of Far Eastern Federal University (FEFU), in collaboration with international team members, has developed a comprehensive model to explain the results of the recent photometric study of the comet Schwassmann-Wachmann ...
A new paper written by academics at Royal Holloway and George Washington University, predicts reliable patterns in violent events occurring within wars and terrorism, regardless of geography, ethnicity and religion.
Scientists recreated deep sea conditions from the last ice age and found that the tropical Pacific contained more carbon and less oxygen during that period than previously thought.
Trypanosoma brucei, which causes sleeping sickness, evades the immune system by repeatedly altering the structure of its surface coat. Sequencing of its genome and studies of its 3-D genome architecture have now revealed ...
Inside smartphones and computer displays are metals known as the rare earths. Mining and purifying these metals involves waste- and energy-intense processes. Better processes are needed. Previous work has shown that specific ...
An international team of researchers has successfully produced a Bose-Einstein condensate (BEC) in space for the first time. In their paper published in the journal Nature, the group describes creating a small experimental ...
A two-year cycle in the gamma-ray brightness of a blazar, a galaxy powered by a supermassive black hole, has been confirmed by 10 years of observations from NASA's Fermi Gamma-ray Space Telescope. The findings were announced ...
Fuels, plastics, and other products are made using catalysts, materials that drive chemical reactions. To design a better catalyst, scientists must get the right atoms in the right spot. Positioning the atoms can be difficult, ...
A measurable criterion now exists for determining the age rating of films. A group of scientists at the Max Planck Institute for Chemistry in Mainz has found that the concentration of isoprene in cinema air correlates with ...
Research from King's College London has shown for the first time that genetics plays a significant role in whether young adults choose to go to university, which university they choose to attend and how well they do.
The unique ability of cuttlefish, squid and octopuses to hide by imitating the colors and texture of their environment has fascinated natural scientists since the time of Aristotle. Uniquely among all animals, these mollusks ...
Ecosystems have a variety of benefits to humans, including food, water and other resources, as well as recreational space. It is therefore important that these systems remain functional and stable—especially in view of ...
Researchers from the Graduate School of Bio-Applications and Systems Engineering at Tokyo University of Agriculture and Technology (TUAT) have sped up the movement of electrons in organic semiconductor films by two to three ...
When Australian scientists presented evidence in 2016 of life on Earth 3.7 billon years ago—pushing the record back 220 million years—it was a big deal, influencing even the search for life on Mars.
In a new study, researchers at Northwestern, Harvard and Yale universities examined the shape of an electron's charge with unprecedented precision to confirm that it is perfectly spherical. A slightly squashed charge could ...
Researchers at the Okinawa Institute of Science and Technology Graduate University (OIST) have for the first time imaged the structure of a central component of the Ebola virus at near-atomic resolution.
Long ago, sky watchers linked the brightest stars into patterns reflecting animals, heroes, monsters and even scientific instruments into what is now an official collection of 88 constellations. Now scientists with NASA's ...
Somatic stem cells are microscopic workhorses, constantly regenerating cells throughout the body: skin and the lining of the intestine, for example. And to University of Illinois neuroscientists, they represent untapped potential.
A team of researchers from across Europe and Israel has found evidence of dogs traveling with people from the Near East to Europe during the Neolithic. In their paper published in the journal Biology Letters, the group describes ...
A new collaborative study has investigated Arctic shrub-snow interactions to obtain a better understanding of the far north's tundra and vast permafrost system. Incorporating extensive in situ observations, Los Alamos National ...
In the fight against drug-resistant bacteria, MIT researchers have enlisted the help of beneficial bacteria known as probiotics.
The extraordinary flying ability of dandelion seeds is possible thanks to a form of flight that has not been seen before in nature, research has revealed.
Youngsters learn many important behaviors by imitating adults. But young learners are selective in who they copy, and scientists don't understand how they choose the right teacher.
New research from North Carolina State University and the University of Copenhagen finds that more bacterioplankton utilize vitamin B1 or B1 precursors from their environment than synthesize their own. The researchers also ...
Find more news articles via sort by date page
