Articles tagged with Thin Films
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Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
Researchers at Materials Nanoarchitectonics (MANA) propose a novel strategy for controlling tiny droplets on surfaces, reducing friction and enabling precise control. The study demonstrates that particle-coated droplets can move with reduced force, opening new avenues in micro-scale systems and applications.
The B-STING silica nanocomposite acts as a nanofactory of reactive oxygen species, activating itself in response to changes in the chemical environment. This material can be used to create biocidal coatings that are safe, durable, and resistant to dirt, with potential applications in medicine and other industries.
Researchers developed a flexible OLED display that can be stretched to 1.6 times its original size while maintaining most of its luminescence. The technology uses MXene nanomaterial and an exciplex-assisted phosphorescent layer, improving the OLEDs' ability to efficiently produce light under strain.
A new study introduces a semi-transparent, color-tunable solar cell designed for flexible surfaces and windows. The 3D-printed pillar structure allows for precise control over light transmission and appearance, enabling better integration of solar technology into building façades and curved surfaces.
Researchers developed a bio-inspired neuron platform that processes and learns information using light and electronics integrated on a single platform. The chip achieves 92% image recognition accuracy and demonstrates key synaptic behaviors found in biological learning.
Scientists at ETH Zurich have discovered that electrons in flat layered materials like MXenes respond with a delay to the motion of atomic nuclei. This challenge to the standard Born-Oppenheimer approximation could lead to more precise mathematical models and novel opto-electronic devices.
Researchers at Nagoya University and Tokyo Electron Miyagi Ltd. have developed a new semiconductor etching method that significantly reduces processing time and enhances energy efficiency. The process employs plasma etching with hydrogen fluoride at very low temperatures, eliminating the need for fluorocarbon gases.
Altermagnets exhibit unique magnetic structure due to unconventional symmetries, enabling spin-polarized electron currents. A new method reveals this hidden structure using circularly polarized light and resonant photoelectron diffraction.
Researchers at Chonnam National University have developed a new approach to thin-film solar cells using a nanometric germanium oxide layer, resulting in improved performance and device stability. The innovative design boosts power conversion efficiency by up to 4.81%.
Researchers at Empa's Mechanics of Materials and Nanostructures laboratory are working to improve the insulation material used in satellites and space probes. They have developed a new intermediate layer that makes the material more elastic and resistant to cracks and flaking, enabling better superinsulation for future satellites.
Researchers at RIKEN Center for Emergent Matter Science have created a new superconducting thin film from iron telluride, suitable for quantum computing applications. The film's unique crystal structure, resulting from intentional misalignment of atomic layers, reduces lattice distortion and enables low-temperature superconductivity.
Kono recognized for his contributions to optical physics, light-condensed matter interactions and photonic applications of nanosystems. His research explores how light interacts with materials at the nanoscale, potentially leading to new technologies in electronics and quantum communication.
Materials scientists at the University of Minnesota have discovered a way to control tiny 'flaws' inside ultra-thin materials, giving them new properties. The study found that patterned regions can achieve up to 1,000 times higher density of extended defects than unpatterned areas.
Researchers at Rice University have discovered that light can trigger a physical shift in atomic lattice, creating tunable behavior and properties in transition metal dichalcogenide (TMD) materials. This effect could advance technologies using light instead of electricity, such as faster computer chips and ultrasensitive sensors.
Researchers developed a new atomically layered material that reduces resistivity by five orders of magnitude when oxidized, exceeding similar non-layered materials. The team discovered a synergy between oxidation and structural modification driving dramatic changes in physical properties.
Researchers at Hanbat National University have developed a game-changing heat shield technology that provides dual-layer protection for high-temperature alloys. The sequential B-Si coating technology allows these alloys to withstand extremely high temperatures, potentially transforming the aviation industry.
A team of Japanese researchers has uncovered the deformation processes that give Kanazawa gold leaf its remarkable thinness and brilliance. The study used electron microscopy to reveal the activation of a rare crystal slip system, providing insights into the traditional crafting technique.
A novel molecular coating enhances the consistency and precision of quantum light sources, increasing their spectral purity and controlling photon energy. The coating protects single-photon emitters from atmospheric contaminants, enabling reliable quantum devices for secure communications and ultra-precise sensors.
Rice scientists developed a method to pattern device functions with submicron precision directly into an ultrathin crystal using focused electron beams. The approach created bright blue-light emitting traces that also conduct electricity, potentially enabling compact on-chip wiring and built-in light sources.
Researchers successfully etched hafnium oxide films at atomic-level precision and smoothness without halogen gases. The new method uses nitrogen and oxygen plasmas to form volatile byproducts, resulting in reduced surface roughness and improved device performance.
A newly developed mesoporous WO₃ film exhibits exceptional efficiency and stability for photoelectrochemical water splitting, enabling advanced tandem devices for renewable hydrogen production. The film achieved unprecedented efficiency and long-term stability, particularly in neutral pH conditions.
A new technique for controlling phase boundaries in thin films allows researchers to engineer lead-free energy storage materials with promising dielectric properties. By manipulating the film thickness, they can control the distribution of crystalline structures and enhance specific characteristics of the material.
Researchers have developed a novel way to reach the unexplored mesosphere using lightweight flying structures that can float using sunlight. The devices, which were built at Harvard and other institutions, levitated in low-pressure conditions and demonstrated potential for climate sensing and exploration.
Researchers at Rice University have demonstrated a strong form of quantum interference between phonons, revealing record levels of interference. The breakthrough could lead to new technologies in sensing, computing, and molecular detection.
Researchers at the University of Minnesota have discovered a way to manipulate charge flow in ultrathin metallic films using light. This breakthrough could lead to energy-efficient optical sensors, detectors, and quantum information devices.
Researchers have developed a new RGB multiplexer based on thin-film lithium niobate (TFLN) that enables faster and more energy-efficient light modulation for laser beam scanning systems. The multiplexer successfully combined red, green, and blue laser beams, generating mixed colors such as cyan, magenta, and yellow, and even white light.
Researchers developed a new method for building powerful, compact energy storage devices using thin-film supercapacitors without metal parts. The device can output 200 volts, equivalent to powering 100 LEDs for 30 seconds or a 3-watt bulb for 7 seconds.
Researchers at Carnegie Mellon University developed a low-cost, long-lasting indoor formaldehyde sensor with a unique polymer coating. The coating extends the sensor's half-life by 200% and enables it to regenerate when performance degrades.
Researchers at Rice University developed a new glass coating that forms a thin, tough layer that reflects heat and resists scratches and moisture. The coating improves energy savings by 2.9% compared to existing alternatives, making it a promising solution for cities with cold winters.
MXene materials have been engineered to respond to light, enabling their use in soft robotics applications. This breakthrough could lead to the development of new types of robots that can change shape and function in response to external stimuli.
A research team discovered a counter-ion competition mechanism that explains the superiority of negatively charged nanofiltration membranes in separating lithium and magnesium ions. This finding provides critical insights for designing next-generation NF membranes with tailored ion selectivity.
Researchers introduced hydrogen into high-quality Ge thin films, reducing hole density by three orders of magnitude. Low-temperature annealing repaired surface defects, further improving device performance and applicability.
Empa researchers have developed a novel deposition process for piezoelectric thin films using HiPIMS, producing high-quality layers on insulating substrates at low temperatures. The technique overcomes the challenge of argon inclusions by timing the voltage application to accelerate desired ions.
Researchers at Rice University have successfully created a genuine 2D hybrid material called glaphene by chemically integrating graphene and silica. The new material exhibits unique properties, including new electronic and structural behavior, due to the interaction between its layers.
Researchers at Johns Hopkins University Applied Physics Laboratory have developed nano-engineered thermoelectric refrigeration technology with controlled hierarchically engineered superlattice structures (CHESS) that is twice as efficient as traditional bulk materials. The CHESS technology offers a scalable alternative to traditional c...
Researchers have discovered that hydrogen boride nanosheets can inactivate a wide range of pathogens, including viruses, bacteria, and fungi, without the need for light activation. The nanosheets' ability to denature microbial proteins through strong physicochemical interactions confirms their effectiveness in combating various microbi...
A portable and highly sensitive ethanol sensor has been developed using a copper-based metal–organic framework thin film, enabling precise optical measurements without complex lab equipment. The sensor can visually detect varying ethanol levels, even at low concentrations, and can be integrated with a smartphone app for easy use.
Researchers have developed thin films that can compress infrared light, improving its propagation distance and wavelength range. The technology has potential applications in thermal management, molecular sensing, and photonics.
A team led by Junichi Shiogai successfully observes the superconducting diode effect in an Fe(Se,Te)/FeTe heterostructure, exhibiting rectification under various temperature and magnetic fields. This breakthrough paves the way for ultra-low energy electronics built from superconductors.
The dLab fully automates processes from material synthesis to analysis, enabling researchers to synthesize thin-film samples and measure their properties autonomously. This system demonstrates advanced automatic and autonomous material synthesis for data- and robot-driven materials science.
Researchers developed a technology to produce high-quality p-type transistors using vapor-deposited tin-based perovskites, achieving high mobility and low power consumption. The innovation enables large-area device arrays and reduces manufacturing costs.
Scientists studied charge transport through organic light-emitting diodes using electronic sum-frequency generation spectroscopy. The study found changes in spectral signal intensities when applying voltages, indicating different internal charge flow across the organic layers.
A new edible biofilm developed by Brazilian researchers extends the shelf life of strawberries by up to 11% while preserving their freshness, taste, and aroma. The film, made from pomegranate peel extract and natural polymers, acts as a barrier to microorganisms, moisture loss, and gas exchange.
A novel sulfur plasma-assisted sputtering method was developed to precisely control the sulfur content in tin sulfide thin films. The research team found that slightly changing the composition of tin and sulfur significantly affected the morphology, leading to drastic changes in carrier density and structure.
Researchers at North Carolina State University have developed a novel material that can convert carbon dioxide from the atmosphere into a liquid fuel. The material, called tincone, has both organic and inorganic properties, which improve its stability and electrochemical properties.
A new AI model developed by Tokyo University of Science's researchers predicts dendritic growth in thin films, offering a powerful pathway for optimizing thin-film fabrication. The model analyzes morphology using persistent homology and machine learning with energy analysis, revealing conditions that drive branching behavior.
Researchers developed a 'nano-spring coating' technology to increase the lifespan and energy density of EV batteries. The technology, featuring multi-walled carbon nanotubes, absorbs strain energy generated from charging and discharging, preventing cracks and improving stability.
Researchers at TIFR Hyderabad developed a novel porous thin-film approach to enhance catalysis efficiency in industrial reactions. The new methodology increases the density of catalytic sites and improves reactant diffusion rates, resulting in higher turnover frequencies and reaction efficiency.
Researchers at TIFR Hyderabad have developed a novel porous thin-film approach to enhance reaction efficiency in catalytic reactions. The new methodology integrates a porous heterogeneous thin film in a cross-flow microfluidic setup, allowing for faster reaction rates and increased catalyst reusability.
Thermal stress is the key factor in degrading metal-halide perovskites used in solar cells. Researchers propose increasing crystalline quality and using buffer layers to improve stability.
Researchers from Osaka University have developed an ultrathin vanadium dioxide film on a flexible substrate, preserving its electrical properties. This breakthrough enables adaptable electronics that can adjust to temperature, pressure, or impact in real-time.
The study reveals that relaxor ferroelectrics like lead magnesium niobate-lead titanate (PMN-PT) exhibit improved performance when shrunk down to a precise range of 25-30 nanometers. This 'Goldilocks zone' size effect could enable advanced applications such as nanoelectromechanical systems and energy harvesting.
A team of researchers has solved a puzzle in fluid mechanics using an experiment featuring an ink-on-milk maze. The study reveals how the presence of surfactants in milk helps the ink/soap mixture navigate the maze by exploiting variations in surface tension.
Researchers developed mucoadhesive films combining xyloglucan and green tea extract to treat oral mucositis, a painful inflammation caused by cancer treatment. The films demonstrated high strength and adhesion forces comparable to commercial products, showing promise as a novel treatment for oral mucositis.
Researchers at UCLA have developed a compact cooling technology that can continuously pump away heat using layers of flexing thin films. The prototype lowered ambient temperatures by 16 degrees Fahrenheit and up to 25 degrees at the source of heat, offering a simpler design without greenhouse-gas-generating coolants or liquids.
Researchers at Osaka Metropolitan University developed a simple method to measure deformations in thin membrane materials using photogrammetry and a single camera. This technology can accurately detect wrinkle size and wavelength, enabling more efficient spacecraft operations.
Researchers have made a breakthrough in decoding the growth process of Hexagonal Boron Nitride (hBN), a 2D material with unique versatility. The findings reveal the formation of nanoporous hBN, expanding its potential environmental applications, including sensing and filtering pollutants.
A new cobalt-manganese-iron alloy thin film demonstrates high perpendicular magnetic anisotropy, a key aspect for fabricating MRAM devices using spintronics. This breakthrough offers a new candidate for memory materials and contributes to the development of novel spintronics memory devices.
A team of researchers at TIFR Hyderabad has devised a strategy to enhance control over the separation of chemical isomers using a nanoporous metal-organic framework. This approach enables fine-tuning of molecular interactions and diffusion processes, allowing for more efficient and sustainable separation methods.
Researchers at UVA confirmed a key principle governing heat flow in thin metal films, providing a breakthrough in understanding thermal conductivity. The validation of Matthiessen's rule paves the way for refining materials that interconnect circuits in advanced computer chips.