Articles tagged with Silicon
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A new neural probe design captures lost signals in brain activity, enabling experiments previously impossible. The probe's improved shielding and boron-infused silicon increase conductivity, allowing researchers to modulate neurons with high temporal resolution.
Researchers from ITMO University and Czech Academy of Sciences develop nanoantenna to efficiently manipulate light, creating an optical vortex that mixes liquids and reagents. The system uses gold nanoparticles as a stirring 'spoon', amplifying diffusion by hundreds of times while minimizing side effects.
Army researchers have developed a new electrolyte design for lithium-ion batteries that improves anode capacity by more than five times compared to traditional methods. The new design increases the number of possible cycles with little degradation, extending the lifespan of next-generation lithium-ion batteries.
Scientists developed a unique nanostructure that limits silicon's expansion while fortifying it with carbon, enabling it to hold twice the charge of traditional graphite anodes. The porous silicon structure exhibits remarkable mechanical strength, making it suitable for high-performance lithium-ion batteries.
Researchers at the University of Eastern Finland developed a hybrid material combining mesoporous silicon microparticles and carbon nanotubes to improve silicon's performance in Li-ion batteries. The material was produced from barley husk ash, reducing its carbon footprint.
Researchers at the University of Maryland have developed a new electrolyte that forms a protective layer on silicon anodes, stabilizing their structure and preventing degradation. This breakthrough enables the use of micro-sized alloy anodes, significantly enhancing energy density and paving the way for high-energy batteries.
Researchers at UNSW Sydney have developed a proof-of-concept quantum processor unit cell that works at 1.5 Kelvin, 15 times warmer than previous designs, allowing for affordable and real-world business applications. This breakthrough addresses one of the biggest constraints to practical quantum computers.
Researchers at George Washington University have developed a silicon-based electro-optical modulator that is smaller in size and faster than existing technology. The new device uses indium tin oxide to achieve gigahertz-fast signal modulation and has the potential to enable next-generation communication networks.
Researchers from Eindhoven University of Technology successfully developed an alloy with silicon that can emit light, paving the way for photonic chips. The breakthrough could lead to faster data transfer, reduced energy consumption, and new applications in self-driving cars and medical diagnosis.
Researchers have developed a biohybrid system that uses bacteria on nanowires to convert carbon dioxide and water into organic building blocks. The system has achieved a record efficiency of 3.6% in converting solar energy into carbon bonds, making it comparable to sugar cane's 4-5% efficiency.
Researchers have fabricated high-performance mid-infrared laser diodes directly on microelectronics-compatible silicon substrates, paving the way for low-cost sensors for real-time environmental sensing. The new fabrication approach reduces costs by using industry-standard processing techniques.
A Stanford University team has created a new device that records electrical brain signals with high resolution, offering potential breakthroughs in prosthetics, disease treatment, and brain research. The device, featuring thousands of microwires, can be used to study neural activity on a single-neuron level.
Researchers have developed a low-power beam steering platform that enables scalable optical systems for ultra-small LiDAR on autonomous vehicles, AR/VR displays, trapped-ion quantum computers, and optogenetics. The technology reduces power consumption while maintaining operation speed and broadband low loss.
Researchers propose a flexible interface design to reduce alloying stress on silicon anodes, resulting in record-breaking rate performance and cycling stability. The design modulates stress distribution via a soft nylon fabric modified with a conductive Cu-Ni transition layer.
Researchers at UNIST have developed flexible and transparent solar cells that can absorb reflected light, increasing their efficiency. The new solar cell structure takes advantage of the theoretical light absorption mechanism to recycle reflected light, enabling it to maintain over 95% initial efficiency even after bending tests.
Researchers from RIKEN Center for Emergent Matter Science have successfully measured the spin of an electron in a silicon quantum dot without altering its state. This breakthrough enables the development of fault-tolerant quantum computers, which can perform complex calculations efficiently.
Researchers at KAUST have discovered a way to boost the efficiency of long-lived inverted perovskite solar cells, achieving record-certified efficiency of 22.3 percent. The innovative approach involves adding long-chain alkylamine ligands during production, which enhances stability and reduces boundary defects.
Researchers at NIST have made the most sensitive measurements to date of silicon's conductivity using a novel method that allows them to test relatively thick specimens. The new technique has the potential to improve semiconductor materials and their applications, including solar cells and next-generation high-speed cellular networks.
Researchers develop a new method to manipulate light's phase without changing its amplitude, reducing optical loss and electrical power consumption. This breakthrough enables the scaling of photonic circuits and reduces power dissipation in applications like LIDAR and neural circuits.
Researchers at KIST developed silicon anode materials that can increase battery capacity four-fold, enabling rapid charging and more than doubling electric vehicle driving range. The new materials were created using common ingredients like water, oil, and starch in a simple thermal process.
A cryptographic 'tag of everything' can verify a product's authenticity, with implications for combating losses due to supply chain counterfeiting. The MIT-developed ID chip is small enough for virtually any product, uses photovoltaic diodes for power and backscatter technique for transmission.
New waveguide platforms enable compact solutions for ultra-high-performance systems, moving key components to chip scale from large tabletop instruments. These platforms support a range of applications, including spectroscopy, precision metrology, and computation.
Researchers at the U.S. Army Combat Capabilities Development Command developed a new approach to analyze tribological response between steel and silicon nitride during high-speed sliding tests. The study found that frictional heating induces chemical reactions leading to lubricating thin films, reducing wear and friction.
Researchers at Brown University found that perovskite films crack easily but can be healed with compression or moderate heat, which could improve durability and long-term reliability for commercialization
Researchers from UNSW Sydney have created artificial atoms in silicon chips that provide improved stability for quantum computing. The artificial atoms, with shells of electrons whizzing around the centre, offer robust qubits that can be reliably used for calculations.
Researchers at Texas A¸M University have formulated a new recipe to prevent weaknesses in modern-day armor. By adding a tiny amount of silicon to boron carbide, they discovered that bullet-resistant gear could be made substantially more resilient to high-speed impacts.
A Stanford team created a silicon chip that accelerates electrons using infrared laser pulses, achieving speeds of up to 94% of the speed of light. This prototype chip is a breakthrough in miniaturizing accelerator technology, making it more accessible for research and medical applications.
Researchers at Princeton University have successfully established a long-distance relationship between two silicon quantum bits, paving the way for more complex calculations and potentially cheaper quantum computers. The breakthrough uses light-based communication to transmit messages between qubits on a computer chip.
Researchers quantify tiny height differences and detect different atom arrangements in silicene using low-temperature atomic force microscopy. The unevenness, known as buckling, influences the material's electronic properties, unlike graphene.
Researchers have improved the efficiency of organic solar technologies by tweaking the underlying chemistry, boosting power output from 1% to 18%. The new approach uses non-fullerene acceptors, which can be shaped, colored, and semi-transparent, offering advantages over traditional silicon-based solar cells.
Researchers at King Abdullah University of Science & Technology (KAUST) have discovered a flaky material that improves the performance of organic solar cells. The material, made from tungsten disulfide flakes, enhances the cell's ability to gather holes and reduces resistance, leading to higher efficiency.
Scientists at University of California, Riverside and The University of Texas at Austin demonstrate photon up-conversion using silicon nanocrystals and organic molecules. This breakthrough brings them closer to developing photodynamic treatments for cancer and advancing new technologies for solar-energy conversion and quantum information.
Scientists have found a way to pair silicon with organic molecules to transfer energy between them, improving efficiency in converting light into electricity. This breakthrough has implications for information storage, solar energy conversion and medical imaging applications.
A new sensor developed by scientists uses black silicon to detect trace amounts of nitroaromatic compounds, a common component of explosives and toxic pollutants. The sensor's high sensitivity and dynamic measurement range make it a potentially game-changing tool for medical and forensic evaluations.
Researchers have developed a new manufacturing process that could enable ultra-efficient atomic computers storing more data and consuming 100 times less power. The technique, known as hydrogen lithography, allows for faster fabrication of atomic-scale computers.
Researchers from POSTECH successfully developed a photodiode with increased absorption of the near-infrared light by using the hourglass principle. The new device has been shown to have 29% increased near-infrared photoreseponse and less than 1% error rate in heart-rate measurement.
Engineers at University of Michigan have developed a 3D transistor array design that integrates high-voltage devices with low-voltage silicon chips, enabling more compact and functional chips. This breakthrough paves the way for individual transistors to handle both digital and analog signals, overcoming current limitations.
A new optical switch developed by the NIST team can route light at speeds of 20 billionths of a second, making it ideal for quantum computing and high-performance computing. The device uses a miniature racetrack to redirect light signals with low signal loss.
Researchers at the University of Texas at Austin have discovered a new material, 2D antimony, which holds promise for manufacturing even smaller computer chips. The material has high charge mobility, making it a suitable alternative to silicon, and its properties could lead to the discovery of even better materials.
Large light silicon isotope enrichments suggest rapid solid formation during local temperature fluctuations within the disk. The discovery challenges conventional understanding of planetary disk evolution and formation of first solids.
Researchers from FEFU and FEB RAS developed a nanoheterostructure consisting of magnetite film and silicon substrate, which can be used as a source of spin-polarized electrons. The new structure offers high spin polarization efficiency, enabling the creation of spin injectors for spintronic devices.
Researchers at Georgia Institute of Technology developed Ensemble of Diverse Mappings (EDM) to improve quantum computer reliability. By combining output probability distributions of diverse ensemble, EDM amplifies correct answer by suppressing incorrect ones.
Researchers at Argonne National Laboratory have developed a new electrolyte mixture and additive that can stabilize silicon anodes during cycling, improving long-term cycling and calendar life. The new electrolyte mixtures, called MESA, show increased surface and bulk stabilities, outperforming comparable cells with graphite chemistry.
Researchers develop new synthesis method to create molecules with partial structures of fullerenes, graphene, and carbon nanotubes. They successfully synthesize catenanes and knots, which are expected to be used in molecular machines and have specific properties derived from the topology.
The Graphene Flagship predicts high potential for graphene-enabled batteries, supercapacitors, and sustainable energy generation. Short-term applications include materials sector innovations, while mid-term prospects focus on energy and opto-electronics advancements.
The integration of graphene and 2D materials with silicon technology promises to overcome current challenges and enhance device component function and performance. This could lead to breakthroughs in computational systems, non-computational applications, such as cameras and sensors, and even push performance gains in memory and data st...
Researchers at Cornell University have made a groundbreaking discovery in gallium nitride, which could transform electronics and wireless communication. The new material structure creates a high-density of mobile holes, making GaN structures almost 10 times more conductive than traditional doping methods.
Researchers developed a reconfigurable electronic platform that can morph into three different shapes, including quatrefoils, stars, and irregular ones. This innovation opens doors to new engineering challenges and opportunities for biomedical technologies such as drug delivery, health monitoring, and implants.
Researchers found that defects at the interface between silicon carbide and silicon dioxide can compromise its efficiency. However, altering oxidation parameters can reduce these defects, potentially leading to improved performance. This discovery could contribute to more effective use of electrical power.
Juha Muhonen's research group aims to solve a key issue in creating large-scale quantum platforms in silicon. The new quantum hybrid platform combines quantum elements with nano-optomechanical elements to enable practical applications of silicon quantum technologies.
The US Department of Defense has awarded $7.5 million to researchers at the University of Arkansas to explore a new material for infrared imaging devices. The goal is to create lighter, faster, and more energy-efficient detectors with higher signal-to-noise quality, addressing limitations in current technology.
Researchers develop 'hybrid' resists combining poly(methyl methacrylate) and aluminum oxide to improve lithography contrast and enable high-resolution silicon nanostructures. The approach uses an existing resist, metal oxide, and common equipment, offering a cost-effective solution for next-generation electronics.
A University of Texas at Dallas physicist has teamed with Texas Instruments Inc. to design a better way for electronics to convert waste heat into reusable energy. Thermoelectric nanoblades have been shown to greatly increase silicon's ability to harvest energy from heat, making it mass-producible.
Researchers at OIST have discovered a new configuration of the inorganic perovskite material CsPbI3, which efficiently creates electricity and has been stabilized in a way that competes with industry-leading materials. The material's conversion efficiency was increased from 15% to 18% after treatment with choline iodide.
University of Illinois researchers have developed a method to fabricate beta-gallium oxide, a potentially low-cost alternative to gallium nitride, using metal-assisted chemical etching. The process enables the production of 3D fin structures that can increase power handling and reduce chip size.
A team of researchers led by Professor Michelle Simmons has achieved a major milestone in building an atom-scale quantum computer, demonstrating the fastest two-qubit gate in silicon. The breakthrough involves placing two atom qubits closer together than ever before and controlling their spin states in real-time.
The study describes a system that incorporates microscale silicon electronic components and light emitting diodes, with layouts customized to the size and functional heterogeneity of the human brain. The flexible bioelectronic systems enable optoelectronic signaling and/or electrophysiological monitoring.
The University of Vienna team uses a state-of-the-art electron microscope to demonstrate atom manipulation in graphene, revealing the locations of silicon impurities. A new online simulation game, Atom Tractor Beam, allows users to control the movement of these impurities using an electron beam.
A team of UT Austin chemists has received a $1 million grant to develop an innovative new coating for silicon-based solar cells that could increase their efficiency by up to 20%. The coating uses organic dyes to convert more sunlight into electricity, reducing heat losses and energy inefficiencies.
Researchers have demonstrated a method for getting high-energy photons to kick out two electrons instead of one, potentially breaking the theoretical solar-cell efficiency limit. The new approach could add several percentage points to the maximum output of conventional silicon cells.