Articles tagged with Atomic Layer Electrodeposition
A team of researchers from Okayama University directly observes the atomic-scale growth of ultra-thin semiconductor crystals using a microreactor. They identify multiple growth regimes and dynamics, shedding light on how crystal shape and quality depend on conditions.
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.
UT Dallas researchers are developing a material to protect spacecraft from atmospheric drag and erosion, which can damage vehicles in space. The new coating has shown promising results, withstanding atomic oxygen conditions better than those in space.
Researchers at the University of Missouri have created a more efficient method for manufacturing computer chips using ultraviolet-enabled atomic layer deposition (UV-ALD). This approach reduces the number of manufacturing steps, saving time and materials, while also minimizing the use of harmful chemicals.
Researchers at the University of Tokyo have developed a new transistor design using gallium-doped indium oxide, achieving high mobility and reliable performance. The gate-all-around structure enhances efficiency and scalability, making it suitable for big data and AI applications.
A Wayne State University professor has been awarded a three-year $554,853 NSF grant to investigate new molecules and chemical reactions for growing metal and metal-silicon thin films. The research aims to develop advanced transistors with lower power consumption and higher performance.
The UNIST team successfully fabricated high-quality Te thin films without heat treatment at low temperatures, achieving perfect atom arrangement. The developed process enables precise thickness control and uniform deposition on wafer-scale, suitable for various electronic devices.
Researchers used ALD to create eco-friendly exhaust gas catalysts, lithium-ion battery coatings, and hydrogen fuel cells. The technology improves catalytic and energy material performance through precise control of film thickness and composition.
Organic solar cells fabricated with tin oxide exhibit high performance, surpassing current records. The design involves a conductive layer of tin oxide grown via atomic layer deposition, improving device stability and efficiency.
The article reviews the outlook of atomic layer deposition (ALD) based oxide semiconductor thin film transistors (TFTs), highlighting four benefits: in-situ composition control, vertical structure engineering, chemical reaction and film properties, and insulator and interface engineering. Despite these advantages, challenging issues re...
Researchers discovered the most efficient way to produce ammonia through electrochemical synthesis, increasing its sustainability. The D5 step site on ruthenium nanoparticles was found to be the most active site for the nitrogen reduction reaction.
Researchers developed a thin-layer version of barium titanate, enabling faster switching and lower voltages for next-gen memory and logic devices. The findings could pave the way for more sustainable computing power with reduced energy consumption.
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 physicist at TU Graz has developed a three-in-one hybrid material that reacts to force, moisture and temperature with high spatial resolution. The smart skin has potential applications in robotics, smart prosthetics and healthcare, and its production can be easily scaled and implemented.
Researchers developed a new way to apply antireflective coatings to 3D printed micro-optical systems, reducing light losses and improving imaging quality. The low-temperature coating technique can be used for applications such as miniature fiber endoscopes and virtual reality devices.
The study demonstrates a sulfide coating, amorphous Li2S via ALD, that protects the NMC811 cathode and improves capacity retention, rate performance, and mitigates voltage reduction. The coating also removes O2 released from the NMC cathode during charging.
Researchers developed a method to directly bond gold electrodes onto separate ultra-thin polymer films without adhesives or high temperatures. The new technique, called water-vapor plasma-assisted bonding, creates stable bonds between gold electrodes printed into ultra-thin polymer sheets.
Researchers at Chinese Academy of Sciences developed a method to deposit high-dispersed Fe species into ZSM-5 micropores, resulting in high selectivity of cyclohexanone (92%-97%) and improved catalyst activity. The Fe content can be precisely controlled by varying ALD cycles.
Researchers have created a new process for depositing ultra-thin layers of zinc oxide, which can be used to produce high-quality gas sensors and barrier layers. The non-pyrophoric precursor allows for safe handling and low-temperature processing, enabling the coating of plastics.
Researchers fabricated a visible light-activated photocatalytic film by doping nitrogen into TiO2 on commercial ceramic membranes. The N-TiO2 coating enhances stability under solar irradiation through redox reactions and increased surface hydrophilicity.
Researchers at Peter the Great St.Petersburg Polytechnic University created a solid-state thin-film battery with high specific energy density, suitable for miniature devices like biosensors and smartwatches. The new technology uses Atomic Layer Deposition to produce lithium nickelate cathodes, improving performance and efficiency.
A team of researchers from Argonne National Laboratory has developed a simple pretreatment step that enables membranes to be enhanced using atomic layer deposition (ALD). The method involves dipping membranes in tannic acid, which provides nucleation sites for ALD coatings. This technique now opens up new possibilities for improving me...
A new composite catalyst has been developed to enhance the performance of metal-air batteries (MABs), which are considered a strong candidate for next-generation electric vehicles. The catalyst, combining two types of materials, improves charge and discharge efficiency by synergistically enhancing the reaction rates.
Researchers have developed a method to synthesize large-area, atomically thin molybdenum disulfide films with modified structures depending on the synthesis temperature. The resulting films show promise for use in electronic devices and optical communication, with potential breakthroughs in transparent and flexible electronics.
Scientists at EPFL have developed a cheaper way to scale up atomic layer deposition, reducing costs and increasing precision. The new liquid-phase method uses standard lab equipment and achieves coatings that are not possible with gas-phase ALD.
A new coating technology being tested on the International Space Station has shown promise in reducing electrical charges that can damage spacecraft electronics. The coating, developed using atomic layer deposition, could also help make spacesuits more conductive and reduce lunar dust's electrostatic charge.
Researchers at Lehigh University have developed the hardest, thinnest coatings yet discovered using plasma-enhanced atomic layer deposition. These wear-resistant nitride films have been shown to outperform commercial coatings by orders of magnitude, offering a potential solution for industries experiencing losses due to friction and wear.
A team of international researchers has developed a nanosized amplifier to boost light signals in microchips, significantly reducing signal attenuation. The breakthrough utilizes atomic layer deposition method and could lead to increased performance and energy efficiency in microcircuit systems.
Researchers at UC Santa Cruz have developed a new coating technology using thin-film materials from the electronics industry to improve telescope mirrors. The technology uses atomic layer deposition to create a protective silver coating on large silver-based mirror surfaces, potentially increasing their efficiency and extending their l...
Scientists from MIPT have created tantalum oxide thin films with controlled oxygen concentration, paving the way for ReRAM technology. The study uses atomic layer deposition to overcome challenges in three-dimensional memory cell stacking.
Researchers fabricated and tested Ag/ZnO-Nanorods Schottky diodes for UV detection, achieving cost-effective and low-voltage applications. The devices demonstrated good sensitivity and rapid response times.
Researchers at Hokkaido University created all-solid-state solar cells that are highly durable and can efficiently convert sunlight into energy. The devices were made using atomic layer deposition and featured a gold nanoparticle antenna.
Scientists at NRL devised a novel combination to achieve uniform nanometer-thick shell on core particles, regardless of core size. This breakthrough technology creates new designer core/shell particles for multifunctional nanocomposites.
Researchers at the University of Alberta have developed a new method for making thin films using atomic layer deposition (ALD), reducing waste and potentially cutting precursor costs. The technique involves pulsing gas into the chamber to free up blocked receptors, increasing efficiency in manufacturing processes.
Using a unique 'virtual toothpick' tool set, NASA's Vivek Dwivedi monitors the progress of atomic layer deposition (ALD) in real-time, optimizing conditions to deposit ultra-thin films. This innovation enables more cost-effective experimentation with ALD for various space applications.
Researchers at Georgia Institute of Technology have developed a new way to produce better barrier films using atomic layer deposition, which can protect electronics in harsh environments such as salt water for months. The new coatings can extend the lifetime and reliability of electronic devices.
A NASA team has successfully grown uniform layers of carbon nanotubes using atomic layer deposition, enabling the growth of these forests on three-dimensional components like baffles and tubes. This innovation promises to make spacecraft instruments more sensitive without enlarging their size.
A novel fabrication technique called selective area atomic layer deposition (ALD) developed by Brian Willis could vastly improve the efficiency of solar rectenna arrays. Rectennas can harness more than 70% of the sun's electromagnetic radiation, converting it into usable electric power.
A new nano-coating developed by Georgia Tech researchers doubles the rate of heat transfer in pool boiling, increasing efficiency and potential applications for electronics and energy systems. The coating enhances rewetting of the solid surface, allowing bubbles to carry away more heat.
Researchers at North Carolina State University developed a new technique to incorporate biological functionality into nanomaterials, enabling the creation of effective and affordable water purification devices. The technology has been shown to neutralize two common pathogens, E. coli and Staphylococcus aureus, in membrane filters.
Scientists at Georgia Tech have demonstrated a new technique for fabricating nanoscale optical waveguides and splitters using artificial butterfly wing scales. The replicas accurately replicated the physical features and optical properties of the natural wing scales, exhibiting similar shape, orientation, and distribution.
Researchers David Jiles and John Snyder will focus on mechanisms of clean, multi-element film growth and structuring of films at the atomistic to nano-length scale. Thin-films could replace semiconductor technology for nonvolatile computer RAM, boosting data storage capacity by 10-50 times.