Researchers have developed a new experimental technique to take 3D images of molecules in action, combining two technologies to probe the structure and behavior of molecules. This tool enables experiments with larger molecules that were previously impossible, allowing for better understanding of quantum mechanics in complex systems.
A team of researchers in Germany and Canada has successfully demonstrated a proof of concept for fully inkjet-printable flexible resistive memory. This breakthrough enables the mass production of printable electronics with mechanically flexible memory tiles, using commercially available materials.
Researchers at Duke University have developed a new 'jumping droplet' technique that effectively cools mobile hotspots by harnessing the power of surface energy. This breakthrough method, reported in Applied Physics Letters, enables efficient heat dissipation in all directions, outperforming existing methods.
Researchers at NTT Corporation have combined a sub-wavelength nanowire with a photonic crystal platform to demonstrate two key firsts: Continuous-wave lasing oscillation by sub-wavelength nanowire, as well as high-speed signal modulation by a nanowire laser. This breakthrough overcomes material incompatibility issues and enables the de...
Researchers designed a new focusing method for HIFU therapy, generating a subwavelength-scale focal region and extremely high ultrasound intensity. The lattice Boltzmann method modeling improves acoustic simulations and provides detailed information needed for estimating transducer performance.
Wealth distribution is closely tied to the evolutionary movement of all 'streams' of society, according to the Constructal Law. The law reveals that wealth and fuel use are increasing over time, making inequality a natural phenomenon.
Researchers use picosecond time resolution to investigate ultrafast radiation chemistry occurring immediately after protons interact with water. The new approach allows for high detail capture of rapid chemical evolution, revealing a delay in the formation of absorption bands after proton exposure.
A Japanese team of researchers has successfully applied a new material, MgGa2O4, to a tunnel barrier in magnetic tunnel junctions (MTJs), achieving large tunnel magnetoresistance ratios and low device resistance. This breakthrough opens the possibility for new spintronic applications.
A group of researchers has developed a method to control magnetism by curving nanomagnets, inducing chiral textures within the magnetization field. This discovery could lead to stable vortex-antivortex pairs for future data storage and random access memory devices.
Researchers have confirmed that doping spiro-OMeTAD with LiTFSI prevents holes from getting trapped, allowing them to move freely and generate electrical current. This process was observed using electron spin resonance spectroscopy and demonstrated a two-order-of-magnitude increase in the number of electron spins.
Scientists developed a simple formula to predict glass transition temperatures for confined liquids, taking into account film thickness and density profile. This approach has important implications for various applications such as photolithography and lab-on-a-chip devices.
Researchers have developed a new model that better calculates the expected level of capillary rise in nano-channels, which is crucial for fracking. The model takes into account the surface roughness of the capillaries and adjusts parameters to account for frictional drag.
A team in Italy has successfully installed a prototype for the Gyroscopes in General Relativity (GINGER) project, which aims to measure Earth's rotation rate vector with high precision. The device uses ring laser gyroscope technology and is housed deep underground to minimize external disturbances.
Researchers at the University of Barcelona have developed a new bonding technique for chips using inkjet printers with silver nanoparticles, enabling the creation of rigid and flexible hybrid circuitry. The method uses inkjet printing technology to assemble surface mount devices, achieving high electrical conductivity and reliability.
Researchers discovered acetone droplets can hover above water surface, propelled by the Leidenfrost effect, with drag playing a crucial role. The faster the droplet moves, the faster it speeds up before immersion occurs.
Researchers adapted an instrument for high resolution electron energy loss spectroscopy to reduce the time required to measure phonon dispersion. The device uses a hemispherical electron analyzer and high energy-resolution electron source, allowing surface scientists to measure samples that were previously too cumbersome.
University of Massachusetts Amherst engineers develop a physical processing method to reduce surface roughness in conducting thin films. This approach uses electrical surface treatment to smooth out the metallic surface, reducing its ability to conduct electrical and thermal energy.
A recent study sheds new light on how polymer structure affects the glass-transition temperature in atactic polystyrene films. The research suggests that aromatic interactions between benzene rings are weakened inside the film, leading to a lower transition temperature.
Researchers have made discoveries about the behavior of carbonate species at saltwater surfaces, finding that the more highly charged carbonate ion was more abundant than expected. This raises questions about the global carbon cycle and potential applications in carbon sequestration and biology.
Scientists investigate the motion of vortex domain walls in ferromagnetic nanowires driven by magnetic fields. The research aims to improve control and reliability for spintronic devices, enabling logic gates and data storage.
A team of University College London researchers created a method for generating ultrasound via the photoacoustic effect by tailoring optoacoustic surface profiles. They used 3D printing to create samples with specific shapes, allowing them to control where sound fields would focus and even create continuous shapes.
Physicists at Roma Tre University developed a computer-based simulation to study the interactions of water molecules in supercooled conditions. The study reveals that a specific property of the water network can be used to determine changes in entropy, offering insights into unusual thermodynamic facets of water's activity.
Researchers at Stanford University developed a lab model of vertical axis wind turbine (VAWT) arrangements that can help design and implementation in the future. The study found that closely spaced VAWTs can generate up to 10 times more power per unit of land area than widely spaced HAWTs.
A new modeling technique determines the parameters that control glass relaxation fluctuations, helping to guide future glass composition development. Fluctuations in this behavior introduce uncertainty into the manufacturing process and can lead to misalignment of pixels within displays.
Defective diamonds are transformed into highly perfect nanodiamonds using high-temperature conditions, enabling precision measurement of electromagnetic fields and other variables. This process improves the homogeneity of crystal lattices, paving the way for scalable methods in quantum sensing.
A team of German researchers has developed a buried tunnel junction VCSEL with a single-stage type-II active region to extend the wavelength coverage of electrically pumped VCSELs into the mid-infrared range. This achievement demonstrates the potential for low-power, battery-operated gas sensors in various industries.
A novel, sensitive and stable photodetector has been created based on a semiconducting junction called GdNiO3/Nb-doped SrTiO3. The device eliminates the need for an external power source, allowing for efficient separation of photo-generated carriers.
Researchers developed hand-held spectrometers using meta-lenses, enabling real-time monitoring of pollutants and toxic chemicals. The devices can be customized and mass-produced, offering significant potential for applications in healthcare diagnostics and environmental monitoring.
Researchers at Cambridge University developed a portable superconducting magnetic system that can attain a 3-tesla level for the magnetic field. Advances in cryogenics and new cooling technologies made this possible, enabling potential applications in small motors, healthcare, and other fields.
Researchers discover a mineral with the right properties to harness energy from multiple sources simultaneously. The material, KBNNO, can generate electricity from heat, pressure, and even movement, paving the way for more sustainable wearable technology.
A light-sensing protein from a microbe has enabled new technologies for biomedical applications, including drug discovery and understanding human vision. The protein's dynamic structure is crucial for bacterial response to stimuli and also necessary for other proteins, such as rhodopsin pigment.
Researchers have discovered a unique type of spider silk that can lift weights with high efficiency and speed. The silk fibers are actuated by water droplets, exhibiting shrink-stretch behavior similar to muscle performance.
Researchers developed a new theory describing the deformation and breakup of nanosized droplets when they strike a surface, enabling improved nanoscale printing and spraying. The model is ready for use in applications but has limitations, such as only applying to nanoscale droplets and Newtonian fluids.
A new study by B. Ubbo Felderhof reveals that even when thrust and drag average out over a period, periodic shape deformations can lead to net motion in microorganisms and animals, improving upon popular explanations of swimming and flying mechanisms. The research provides an important conceptual clarification of flow theory and has po...
A group of researchers at the French National Center for Scientific Research discovered a peculiar state of miscible fluids contained within nanochannels. This phenomenon, known as 'microphase separation,' reveals that binary fluids can form unique homogenous liquid phases only at the microscopic scale.
A team of researchers has created a fully biocompatible motility engine using synthetic active filaments, outperforming conventional methods in transporting tiny cargo. The design's efficiency and speed capabilities have significant implications for targeted drug delivery, insemination, and therapeutic interventions.
Researchers have developed a 3D printable sonic tractor beam that can trap small beads, insects, and even biological samples using sound waves. The device is created by designing a metamaterial with tubes of different lengths, which shape the sound waves to create a trapping environment.
Researchers developed a cost-effective system to detect biomolecules in real-time using spectrally encoded microgels, enabling accurate measurements of microRNAs in blood samples. The system achieved a detection limit of 202 femtoMolars and demonstrated specificity for multiplex measurement conditions.
A team of scientists has developed a miniaturized lab-on-chip approach for detecting cancer DNA biomarkers in blood, promising early diagnosis and treatment. The method uses optofluidic chips to analyze multiple targets on a silicon-based molecular detection platform.
A team led by Stéphane Dorbolo found that a disk of ice becomes highly mobile due to a levitating layer of water between it and the smooth surface on which it rests and melts. By controlling the flow dynamics of the melted ice, they can direct its motion.
A team of researchers has made a breakthrough in understanding the structure of ice XV, revealing new insights into its formation from ice VI. Their work uses neutron diffraction and computer simulations to shed light on the hydrogen ordering phase transition.
A team of Korean researchers has developed a wobulation technique that enhances the resolution of flow-lithography produced nanostructures. By staggering UV patterns and reducing exposure time, they achieved higher-resolution frames without narrowing the field of view.
A collaborative effort demonstrates that the physical properties of SrTiO3 can be changed by a simple electrical treatment, creating the effect known as piezoelectricity. This discovery opens a new chapter for research into new materials and unusual properties.
A team of Indian researchers created a model to describe the diffusion of liquids through paper, revealing new theoretical details. The study aims to control liquid spreading for precise creation of products involving paper-based technologies.
Researchers at the University of Chicago created a new tool to view the spectrum from specific structures within samples. The instrument, a spatially selective microscope, allows users to zero in on the spectrum from specific regions of interest and capture standard fluorescence images of the whole field of view.
A team of German researchers has developed a way to use microbubbles to power micro-robots wirelessly, offering multiple advantages over previous techniques. The approach allows for individual addressing, no on-board electronics, and scalability to sub-millimeter size.
Researchers discovered that a simple physical mechanism governs the formation of protein filaments, which are associated with diseases such as Alzheimer's and Type 2 diabetes. Understanding this process could lead to new therapies and materials for nanotechnology.
A multidisciplinary team created a living bio-hybrid system that connects neurons in the brain to human-made electronic devices. The research used Raman spectroscopy to analyze biocompatibility and functionality of adhering cells, paving the way for seamless interfacing between machines and nervous systems.
A study in China found that monthly income, the number of cars a family owns, sustainability, and vehicle comfort are the most influential factors behind buyers' decisions to purchase electric vehicles. The researchers also discovered that age, marital status, and city of residence play a role in consumers' decision-making process.
A team of Italian scientists has created a hybrid device that links biological and electronic systems, leveraging pectin to replicate memristive behavior. The device features a double-layered polyelectrolyte structure that enables it to learn and perform logic/classification functions.