Researchers have developed a microwave imaging system that can produce 3D images of the breast, including the location of cancerous tissue. The system uses dielectric properties to differentiate between normal and cancerous tissue, offering better specificity than current methods.
Researchers have created high-value, compact nanoscale resistors using thin-film chromium oxide, enabling faster development of quantum devices for computing and fundamental physics research. The new resistors can be tuned by controlling oxygen content, making them compatible with quantum phase-slip circuit requirements.
Researchers developed a comprehensive model to describe photoexcited thin-film lattice dynamics, clarifying the physical and chemical properties of materials. The study used ultrafast X-ray diffraction to analyze the atomic movements in a crystal structure.
A team of researchers from Euclid TechLabs and Argonne National Laboratory has demonstrated a plug-and-play field-emission solution based on ultrananocrystalline diamond (UNCD) for microwave electron guns. The solution produces high-quality electron beams with low angle divergence and energy spread, comparable to photocathodes.
Scientists from the University of Tokyo have detected silicon and nitrogen-terminated carbon chain molecules in interstellar space using laboratory experiments. The discovery provides valuable information on the formation mechanisms of these molecules and their potential impact on understanding the chemical composition of the universe.
Researchers discovered a counterintuitive effect where structural disorder counters thermal disorder in certain systems, leading to lower overall disorder. The study focused on charged fluids and found that disordered charges interact strongly with mobile ions to oppose the effects of thermal disorder.
Researchers developed a new way to calculate the electrical properties of individual components in composite materials, which could improve the energy efficiency of medical refrigerators, air-conditioned car seats, and other thermoelectric applications. The technique uses effective medium theory and allows for the separation of phase p...
Physicist Pierre Ramond has been awarded the 2015 Dannie Heineman Prize for his groundbreaking contributions to supersymmetry and superstring theory. His work provides a compelling picture of the universe, with tiny string-like objects vibrating to form particles.
Researchers compared three X-ray phase tomography methods to determine which perform best for various conditions. The study found that holotomography and single-distance phase reconstruction outperform X-ray grating interferometry in terms of spatial resolution and contrast-to-noise ratios.
A model describes how a person's size determines their carrying capacity, not just body weight. The study reveals that smaller individuals can comfortably carry more pack weight than expected.
Researchers discovered that certain peptides undergo a triplet state when exposed to UV light, leading to greater damage than fragmentation. This finding may help develop better UV protection mechanisms.
Researchers used RIXS to investigate liquid alcohols and found that split peaks originate from nuclear dynamics during the scattering process. This new understanding extends the technique's utility for studying complex materials.
Researchers have developed a new type of energy-efficient flat light source using highly crystalline single-walled carbon nanotubes as field emitters, demonstrating potential for low-power lighting devices. The device has a brightness efficiency of 60 Lumen per Watt and requires only 0.1 Watt of power consumption.
Harvard University researchers demonstrate ability to paint ultra-thin coatings onto rough surfaces using thin-film interference, enabling lightweight decorative logos on spacecraft. The technology also holds promise for making flexible electronic devices and advanced solar cells.
Researchers have discovered a new mechanism, 'stable energetic embedding', where atoms and molecules become trapped within ice. This discovery has significant environmental, scientific, and defense-related implications.
Researchers demonstrate that collective movements of small zooplankton create large-scale current patterns affecting ocean circulation. The findings suggest that these organisms could contribute trillion watts of power to the ocean.
Single-walled carbon nanotubes (SWCNTs) show promise as a successor to silicon for smaller, faster and cheaper electronic devices. A new method improves their reliability and performance by coating them with PVDF-TrFE, a fluoropolymer that mitigates impurities and defects.
A Korean research team has successfully grown gallium nitride micro-rods on graphene substrates, enabling the creation of bendable light-emitting diodes. The technology has significant implications for next-generation electronics and optoelectronics devices.
Researchers identify picene as a potential candidate for small-scale electronics due to its high carrier mobility and chemical stability. A thin layer of picene molecules attached to a silver surface maintains its structure and function.
Scientists at Boston University and Stanford University School of Medicine attach E. coli colonies to a microcantilever, allowing real-time monitoring of bacterial motion and communication patterns. The new system enables rapid assessment of antibiotic susceptibility and potential applications in cancer drug development.
Researchers have discovered a way to control the properties of quantum dots by using ultrathin layers of metal oxides. This new approach makes quantum dots glow brighter and enhances their emission efficiency, which is crucial for applications such as sensors, light-emitting diodes, and solar cells.
Researchers discovered bacteria can develop antibiotic resistance through hidden genetic changes, using complex environmental gradients to promote rapid evolution. The findings reveal a diverse arsenal of genetic 'weapons' bacteria can employ to fight antibiotics, making them more versatile and difficult to defeat.
Scientists replicated the structure of compound eyes to create miniature devices that emit light uniformly in all directions. The findings have potential applications for extremely wide field-of-view detectors, enabling new technologies.
Researchers have developed a new technology to create artificial membranes on silicon surfaces, mimicking those found in living organisms. The process uses commercial chemicals and is the first time anyone has made an artificial membrane without mixing liquid solvents together.
Researchers in Guangdong, China have developed a new non-invasive method to screen for prostate cancer using surface-enhanced Raman scattering (SERS) spectroscopy combined with support vector machine (SVM) analysis. The technique achieved an accuracy of 98.1 percent in identifying cases of cancer.
A team of researchers has developed a method to determine the absolute value of charge formation efficiency in organic photovoltaic cells, enabling high-throughput screening of materials. The technique, combining two types of spectroscopy, reveals a high charge formation efficiency even at low temperatures.
Researchers discovered that geckos can turn their toe hairs' stickiness on and off, allowing for speed and energy-efficient climbing. This mechanism is crucial for geckos' survival and enables potential applications in synthetic dry-adhesives for extreme environments.
Researchers have developed a 3-in-1 optical probe that combines spectroscopic techniques to detect cancerous skin lesions. The device may reduce unnecessary biopsies by providing a clear picture of which skin lesions are most likely cancerous, potentially saving lives.
Scientists have created a way to plant imperfections called 'NV centers' at specific spots within a diamond lattice, advancing quantum computing and atomic-scale measurement. The technique successfully localized NV centers within a cavity approximately 180 nanometers across.
Researchers at Harvard-Smithsonian Center for Astrophysics propose that silicon-capped hydrocarbons like SiC3H, SiC4H and SiC5H may be responsible for the diffuse interstellar bands. The team analyzed laboratory spectra and theoretical calculations to support their hypothesis.
A France-US research team reports a new multi-bit MRAM storage paradigm that can store up to 4 bits per cell, rivaling flash memory in terms of storage density. The technology uses Crocus Technology's proprietary Magnetic Logic Unit (MLU) technology to remotely control a sensor to probe magnetic configurations.
Researchers used the Constructal Law to analyze airplane designs and found they follow evolutionary trends towards larger size, greater range and efficiency. The study predicts future aerospace design with surprising accuracy.
A team of researchers developed a tiny prototype device that mimics the parasitic fly's freakishly acute hearing mechanism, which may be useful for new generation of hypersensitive hearing aids. The device uses piezoelectric materials to turn mechanical strain into electric signals, minimizing power consumption.
Chemists have made a breakthrough in visualizing hydrogen bond interactions, which play a key role in biological molecules and pharmaceuticals. Using two-dimensional infrared spectroscopy techniques, researchers directly observed the coordinated vibrations between hydrogen-bonded molecules.
Researchers have discovered a way to create thermoelectric materials with low thermal conductivity by incorporating porous substances. This design allows for more efficient conversion of heat to electricity, making it a promising material for future green tech devices.
Shanghai researchers create a new antibacterial material by coating titanium with gold nanoparticles, which effectively kills bacteria and promotes bone growth. This innovative approach may lead to improved implant surfaces and reduced surgical complications.
Researchers at National University of Singapore develop marked ghost imaging technology to secure stored or shared electronic data. The technology hides data contents in multiple foggy files, making it harder for hackers to access.
A team of researchers at KAIST has developed a flexible, wearable sensor that can directly measure goose bumps on the skin, which is caused by sudden changes in body temperature or emotional states. The sensor uses a coplanar capacitor and detects piloerection through a simple linear relation between deformation and capacitance change.
Scientists create optical nanofibers to trap atoms in a fragile state, addressing the challenge of decoherence in quantum computers. The new method improves transmission loss by two orders of magnitude, paving the way for hybrid quantum processors.
Researchers at MIT's Quantum Photonics Laboratory have developed novel optical sensors with predicted detection levels in the parts-per-billion range. The sensors use microscopic polymer light resonators that expand in the presence of specific gases.
Researchers have developed a powerful imaging tool to study electrically anomalous regions called domain walls in ferroelectric materials. The technique, X-PEEM, reveals enhanced electronic conduction properties in tail-to-tail domain walls, which are crucial for improving solar panels and other applications.
Researchers discovered malaria-infected red blood cells exhibit altered motion patterns, affecting flow dynamics. This discovery may lead to better-targeted drug treatments for malaria.
Researchers have developed a novel approach to magnetic cooling, utilizing solid magnetic substances as refrigerants in miniaturized magnetic refrigerators. The technology is more efficient and 'green' than traditional fluid-compression refrigeration, with potential applications in domestic and industrial settings.
A team of researchers developed a new approach to identify and quantify chromophores in ancient paper, which contributes to the understanding of visual degradation processes. The study applied this technique to Leonardo da Vinci's self-portrait, revealing its degradation state and providing insights into environmental conditions.
Scientists at the University of Twente have successfully folded flat sheets of silicon nitride into complex 3D structures using a custom software program and water. The technique has potential applications in delivering drugs to targeted areas of the body or performing autonomous microsurgery.
Researchers have developed sperm-inspired microrobots that can be controlled by oscillating weak magnetic fields, enabling applications such as targeted drug delivery and in vitro fertilization. The robots consist of a head coated in a thick cobalt-nickel layer and an uncoated tail, propelled forward by magnetic torque.
Smaller laser-plasma accelerators could accelerate particles to high energies, potentially reducing the cost of high-energy physics research and industrial applications. The new technology uses a combination of lasers to create an incoherent wakefield, which would allow for more sustainable and affordable accelerators.
Researchers at Tohoku University in Japan have developed a new type of lithium ion conductor that could lead to the creation of solid-state batteries. The breakthrough uses rock salt Lithium Borohydride (LiBH4) and achieves stable Li+ ion conduction at room temperature.
Water molecules were successfully trapped inside fullerene spheres (buckyballs) to study spin isomers, with 70-90% filled cages observed. The results show a second-order rate law in spin conversion, highlighting the importance of molecular interactions.
Researchers developed a new, high-tech device for transferring DNA into cells with minimal stress, reducing cell death rates. The MEMS nanoinjector uses electrical forces to inject DNA into cells without using extra fluid.