Articles tagged with Semiconductors
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
Comprehensive medical research, clinical studies, and healthcare sciences focused on disease prevention, diagnosis, and treatment. Encompasses clinical medicine, public health, pharmacology, epidemiology, medical specialties, disease mechanisms, therapeutic interventions, healthcare innovation, precision medicine, telemedicine, medical devices, drug development, clinical trials, patient care, mental health, nutrition science, health policy, and the application of medical science to improve human health, wellbeing, and quality of life across diverse populations.
Comprehensive investigation of human society, behavior, relationships, and social structures through systematic research and analysis. Encompasses psychology, sociology, anthropology, economics, political science, linguistics, education, demography, communications, and social research methodologies. Examines human cognition, social interactions, cultural phenomena, economic systems, political institutions, language and communication, educational processes, population dynamics, and the complex social, cultural, economic, and political forces shaping human societies, communities, and civilizations throughout history and across the contemporary world.
Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.
Practical application of scientific knowledge and engineering principles to solve real-world problems and develop innovative technologies. Encompasses all engineering disciplines, technology development, computer science, artificial intelligence, environmental sciences, agriculture, materials applications, energy systems, and industrial innovation. Bridges theoretical research with tangible solutions for infrastructure, manufacturing, computing, communications, transportation, construction, sustainable development, and emerging technologies that advance human capabilities, improve quality of life, and address societal challenges through scientific innovation and technological progress.
Study of the practice, culture, infrastructure, and social dimensions of science itself. Addresses how science is conducted, organized, communicated, and integrated into society. Encompasses research funding mechanisms, scientific publishing systems, peer review processes, academic ethics, science policy, research institutions, scientific collaboration networks, science education, career development, research programs, scientific methods, science communication, and the sociology of scientific discovery. Examines the human, institutional, and cultural aspects of scientific enterprise, knowledge production, and the translation of research into societal benefit.
Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.
Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.
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 have developed a new technique to dope gallium nitride (GaN), creating high-power electronic devices with reduced energy loss and increased efficiency. This breakthrough enables the use of GaN in compact power electronics for sustainable infrastructure, such as smart grids.
Researchers developed a silicon photodiode array for in-sensor processing, allowing for real-time image filtering and extraction of relevant visual information. The technology has potential applications in machine vision, bio-inspired systems, and intelligent imaging devices.
The NYU WIRELESS research center will pioneer basic measurements of devices, circuits, materials, and radio propagation channels at the highest reaches of the radio spectrum. The team will study propagation and channel modeling, as well as RFIC on-chip measurement capabilities up to 500 GHz.
KAUST researchers created a more efficient solar-cell module by redesigning its optical design, reducing power conversion efficiency loss in real-world applications. The new module achieved an efficiency increase from 25.7% to 26.2% due to refractive-index engineering.
A research team from the University of Göttingen has observed the build-up of dark Moiré interlayer excitons for the first time using femtosecond photoemission momentum microscopy. This breakthrough allows scientists to study the optoelectronic properties of new materials in unprecedented detail.
Researchers from Tokyo Institute of Technology have developed a surface-modified dye-sensitized nanosheet catalyst that can suppress undesirable back electron transfer and improve water splitting activity. This results in an efficient Z-scheme overall water splitting system with improved hydrogen production.
The NeuRRAM chip demonstrates wide range of AI applications with equivalent accuracy while reducing energy consumption by up to 70% compared to traditional compute platforms. It also supports various neural network models and architectures, enabling diverse AI applications on edge devices.
Researchers at Gwangju Institute of Science and Technology improve triboelectric nanogenerators by using mesoporous carbon spheres to enhance charge transport and surface charge densities. The device achieves a 1300-fold higher output current, enabling potential sustainable energy harvesting.
Scientists at KAUST have successfully created a semiconductor material with multiple exciton generation, resulting in a photocurrent quantum efficiency of over 100%. This breakthrough could lead to improved solar cells and light-harvesting applications.
Researchers at the University of Cambridge have developed a smart lighting system based on quantum dots, which can dynamically reproduce daylight conditions in a single light. The system achieves excellent color rendering, a wider operating range than current technology, and a wide spectrum of white light customization.
Researchers at Pohang University of Science & Technology developed a novel flash memory technology that increases data storage capacity and reliability through artificial defect generation. The new platform can distinguish eight data levels, making it suitable for neuromorphic computing and improving inference accuracy.
Researchers have experimentally demonstrated high carrier mobility in cubic boron arsenide, a crucial advance for next-gen electronics. The material offers promise for applications requiring both high electron and hole mobility.
Cubic boron arsenide overcomes silicon's limitations, providing high electron and hole mobility and excellent thermal conductivity. The material has been shown to have a significant potential in various applications where its unique properties would make a difference.
Professor Ben Mazin and his team developed precision optical sensors for telescopes, doubling the spectral resolving power. This breakthrough enables scientists to analyze exoplanet composition using spectroscopy, with implications for detecting different molecules across the universe.
Valleytronics researchers develop a novel 2D material that enhances the utility of excitons, leading to potentially faster logic operations and room-temperature quantum computing. The material's interlayer excitons exhibit longer lifetimes than intralayer counterparts, expanding applications in long-life exciton devices.
Researchers at City University of Hong Kong have successfully developed a novel Vacuum Ultra-Violet (VUV) meta-lens, which can generate and focus the VUV light. The focused VUV light source enables nanolithography, material processing, and advanced manufacturing applications.
Researchers at UCSB develop soft, semiconducting carbon-based polymer for reconfigurable logic circuits. The conjugated polyelectrolyte enables flexible and power-efficient electronics, promising a new era in computing systems.
A team of researchers at Osaka University developed a new method for direct three-dimensional bonding of copper electrodes using silver, enabling reliable connections at low temperatures without external pressure. The process can be performed under gentle conditions, resulting in permanent connections as small as 20 micrometers.
Researchers use machine learning to automatically analyze Reflection High-Energy Electron Diffraction (RHEED) data, enabling faster and more efficient discovery of new materials. The study focused on surface superstructures in thin-film silicon surfaces and identified optimal synthesis conditions using non-negative matrix factorization.
A University of Minnesota research team solved the long-standing mystery of strontium titanate's dielectric properties by accounting for interface effects. They achieved a dielectric constant exceeding 25,000 in epitaxial SrTiO3 films, making them suitable for applications such as electronic devices and data storage.
Researchers developed perovskite quantum dot microarrays to achieve better results in full-color light-emitting devices and expand potential applications. The technique resolves challenges such as optical crosstalk and aggregation of quantum dots, increasing pixel thickness and efficiency.
Ritsumeikan University researchers create a novel thin-film flexible piezoelectric-photovoltaic device that can generate electricity from indoor lighting. The device's performance is improved through strain-induced polarization in the ZnMgO layer, increasing open-circuit voltage and overcoming charge recombination issues.
Researchers have discovered a way to create devices that mimic natural photosynthesis, producing fuels like hydrogen instead of sugars. The breakthrough uses bismuth oxyiodide, a non-toxic semiconductor material that can produce clean hydrogen from water over weeks.
An international team of researchers has observed a unique 'fruitcake' structure in an organic polymer, revealing variations in hardness at the nanoscale. This discovery could lead to the development of next-generation microelectronic and bioelectronic devices with improved flexibility and biocompatibility.
A new membrane stabilizes lithium electrodes by regulating the ion electrodeposition process, leading to improved battery performance. The study demonstrates a significant step towards developing safer and more efficient lithium metal batteries.
A new method for creating key components of solar cells, X-ray detectors, and LEDs uses water to control the growth of phase-pure perovskite crystals. This approach allows for precise tuning of crystal structures at room temperature.
Osaka University researchers have created a nanocellulose paper semiconductor with 3D network structures that can be tuned for use in various sustainable electronic devices. The treatment process allows for heat-induced conductivity without damaging the nanostructure, enabling flexible macro-scale structures and detailed designs.
Researchers at Samsung have developed a novel approach to inspect critical dimensions of semiconductor devices, improving speed and resolution. The new 'line-scan hyperspectral imaging' (LHSI) technique offers faster measurements with high spatial resolution, outperforming existing methods.
Researchers have developed a novel method called 'dative epitaxy' for growing thin layers of crystals made from different materials on top of each other. This technique allows for the formation of special chemical bonds to fix crystal orientation, overcoming limitations of conventional and van der Waals epitaxial techniques.
Researchers will investigate the radiation resistance of wide bandgap semiconductors to develop devices for environments with significant radiation. The team aims to understand defects and their impact on device performance to achieve optimum radiation hardness.
Scientists at KAUST have studied charge carrier behavior in perovskite thin films using laser pulses and terahertz radiation. They found that increased density of charge carriers narrows the energy gap for electrons to be excited by light, and charge carriers become more localized at higher densities.
A research team from City University of Hong Kong has developed an efficient electrochemical intercalation method to produce high-yield mono- or few-layer transition metal dichalcogenide (TMD) nanosheets. The new strategy offers a higher degree of control over lithium insertion and can be scaled up for industrial applications.
Researchers at Osaka University and National Research Council Canada create a gallium arsenide quantum dot that can trap individual electrons. The development could help advance the field of quantum networks by efficiently converting photons into electron spins.
Researchers at Princeton University have achieved an unprecedented level of fidelity in two-qubit silicon devices, paving the way for the use of silicon technology in quantum computing. The study's findings suggest that silicon spin qubits have advantages over other qubit types, including scalability and size limitations.
Researchers propose a novel pathway to realizing hot carrier solar cells, which can exceed the typical efficiency limit on solar cells. The approach involves isolating hot carriers within higher energy valleys in semiconductors, reducing energy loss to heat.
Researchers at Cornell University have developed a high-quality crystal of aluminum nitride and created an optical cavity to trap emitted light, enabling the production of a deep-ultraviolet laser with exceptional precision. The breakthrough has significant implications for various applications, including sterilization, sensing, and ph...
Researchers create a quantum anomalous Hall insulator by stacking a ferromagnetic material between two 2D topological insulators, enabling room-temperature lossless transport. The new architecture could lead to ultra-low energy future electronics or topological photovoltaics.
Researchers will explore Majorana zero modes to optimize quantum computing, enabling faster calculations and more accurate processing. The goal is to create fault-tolerant topological quantum computers with long-lived storage of quantum information.
Three University of Central Florida researchers have been awarded multi-million-dollar projects by the US Department of Defense to advance hypersonic propulsion and improve semiconductor performance. The projects will focus on developing new technologies for ultra-fast intercontinental travel and making space travel more economical.
Scientists from Ruhr-University Bochum have improved the manufacturing process for quantum dots by creating a targeted arrangement on a wafer. The team discovered that the density of quantum dots was distributed concentrically due to the coating process, resulting in high-quality structures.
A team of scientists has discovered a way to bend electrons without applying a magnetic field by using circular polarized light in bilayer graphene. This breakthrough enables new sensing applications and opens up possibilities for infrared and terahertz sensing, medical imaging, and security applications.
Researchers at Pusan National University have developed oxidation-resistant copper thin films, which could potentially replace gold in semiconductor devices. The films' flat surface reduces the growth of copper oxides on its surface, making them resistant to corrosion.
Researchers create a microscopic sandwich of an aluminium superconductor on top of an indium-arsenic semiconductor to probe quantum interactions in super-semi sandwiches. They developed a novel probing technique, paving the way for new applications like topological quantum bits based on Majorana zero modes.
Researchers at NC State University have developed a 'self-driving lab' that uses artificial intelligence and fluidic systems to advance our understanding of metal halide perovskite nanocrystals. The technology can autonomously dope MHP nanocrystals, adding manganese atoms on demand, allowing for faster control over properties.
Researchers from NTU Singapore and KIMM create chemical-free printing technique to fabricate semiconductor wafers with nanowires. The method produces highly uniform and scalable wafers, leading to improved performance and high chip yield.
Researchers have confirmed a novel quantum topological material for ultra-low energy electronics, reducing energy consumption by a factor of four. The study reveals the potential of zigzag-Xene-nanoribbons to make topological transistors with robust edge states and low threshold voltage.
For the first time, researchers have imaged the full structure of trapped excitons, a breakthrough that could lead to new semiconductor technologies. The study reveals detailed insights into the behavior of excitons, including their size, motion, and stability.
Researchers improve solar cell performance predictions by analyzing terahertz and microwave spectroscopy data, enabling more accurate assessments of material quality. This advancement can quickly test new semiconducting materials for their potential suitability.
Researchers at Toyohashi University of Technology developed a microchip capable of detecting ultra-low concentrations of prostate cancer antigens using flexible nanosheets. The chip's lower detection limit is comparable to that of large testing devices, enabling fast and accurate diagnosis.
A new method using a thin oxide film has revealed that oxygen impurities in germanium are responsible for a surprising effect, creating holes in the material and eclipsing its semiconducting properties. This discovery has broad implications for understanding the role of thin oxide films in future semiconductor design.
A new strategy using selective hydrogenation improves interface properties between 2D semiconductors and high-k dielectrics. Hydrogenation passivates dangling molecular bonds on high-k dielectrics without damaging 2D semiconductors.
Researchers demonstrate a two-terminal tandem solar cell with enhanced efficiency through spectrum splitting, achieving a 5-6% gain in absolute efficiency. The design uses planar and Lambertian spectral splitters to effectively distribute sunlight among the top and bottom cells.
Researchers have developed a new approach to fabricate ultrathin solar cells using disorder-engineered AgBiS2 nanocrystals, achieving absorption coefficients up to 5-10 times greater than existing materials. This breakthrough enables the creation of high-efficiency, low-cost, and lightweight solar cells.
Researchers used an optical microscope to study the self-attraction of nanowires, revealing that electrostatic force is the primary driver. The study's findings have significant implications for fabricating high-quality nanowires and developing high-performance devices.
Researchers developed GaN-based CMOS logic circuits that can reduce power consumption in power conversion systems by 20-30%. The technology offers improved thermal management and energy efficiency, making it suitable for high-performance applications like data centers and autonomous driving.
Researchers at Peking University developed a microsensor that leverages whispering gallery modes to detect single DNA molecules with improved sensitivity. The interface mode outperforms traditional evanescent field-based sensors, offering ultra-small sample consumption and automatic analysis capabilities.
Researchers at NIST have revived and improved the charge pumping method to detect single defects as small as one-tenth of a billionth of a meter. The new technique can indicate where defects are located in transistors, enabling accurate assessment of their impact on performance.
A comprehensive guideline for exploring nanoscale flexoelectricity via AFM tip pressing has been developed by a joint team of researchers. The method allows for the control of flexoelectricity in nanometer-sized materials, showing potential applications as generators and actuators in nanoscale units.
Roswell Biotechnologies has developed a molecular electronics sensor on a semiconductor chip, enabling real-time detection of single molecules for diverse applications including drug discovery, diagnostics, and DNA sequencing. The platform offers unlimited scalability in sensor pixel density and high resolution measurements.
The University of Surrey researchers have developed a method to generate up to 3.1% biaxial strain and 8.5% uniaxial strain in single-crystal silicon using ion implantation, which could lead to the development of germanium lasers and near-infrared sensors for smartphones.