A research team led by Prof. Yongtaek Hong developed a high-performance transparent organic light-emitting diode (OLED) incorporating highly conductive transparent metal mesh top electrodes fabricated using a selective metal deposition technique. The electrodes achieved high optical transparency of 93-99% and low sheet resistance, maki...
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.
University of Missouri researchers developed a solution to improve solid-state battery performance by understanding the root cause of issues. They used 4D STEM to examine atomic structures without disassembling batteries, ultimately determining the interphase layer was the culprit.
Researchers from Indian Institute of Technology developed bifacial perovskite solar cells with a novel NiO/Ag/NiO transparent electrode, achieving high efficiency, durability, and infrared transparency. The cells demonstrated impressive power conversion efficiencies and high bifaciality factors.
The research team developed a printing-based selective metal thin film deposition technique, enabling the fabrication of high-performance soft electronic devices and circuits in various forms. The method utilizes polymer patterns to block metal vapor condensation, allowing for patterning on multi-curvature or elastic substrates.
A Japanese research team developed a new method for producing large-area nanosheets with exceptional electronic, optical, mechanical, and chemical properties. The 'spontaneous integrated transfer method' uses the spontaneous spreading phenomenon of wetted nanosheets to create uniform films in just one minute.
Researchers at Linköping University developed improved neutron mirrors coating silicon with iron and silicon mixed with boron carbide to increase efficiency in material analysis. This enables more neutrons to reach instruments, improving experiments.
A new strategy optimizes optical and electrical characteristics of thin c-Si solar cells, improving conversion efficiency by 28% compared to industrial thick counterparts. The proposed design uses a layer transfer method and metal nanofilms for enhanced light absorption and surface passivation.
Researchers have developed a new way to produce and shape large, high-quality mirrors that can be rolled up during launch and then precisely reshaped after deployment. The resulting mirrors are flexible enough to be used in space telescopes, enabling larger and more sensitive telescopes to be placed in orbit.
Researchers have discovered a new form of carbon, LOPC, which consists of 'broken C60 cages' connected by long-range periodicity. The formation of LOPC occurs under specific temperature and carbon/Li3N ratio conditions, and its characterization reveals unique electrical conductivity properties.
A German-Chinese research team has created a more precise understanding of the behavior of tiny droplets and vapor bubbles using computer simulation. The findings have the potential to improve cooling systems for microprocessors and enhance the efficiency of green hydrogen production, as well as aid in the development of new materials.
Researchers developed an isothermal chemical vapor transport (ICVT) method for growing high-quality monocrystals without temperature gradients. This technique simplifies the growth process and produces crystals with excellent crystallographic quality.
Scientists developed a novel multilayer coating to improve the longevity of steel, increasing its lifespan by up to 400 hours. The coating, comprising three layers, was found to provide higher resistance to rust than conventional Zn coatings.