Researchers have developed a novel semiconductor material that significantly improves the efficiency of photocatalytic water splitting by eliminating charge recombination and facilitating efficient charge separation. The Sc-doped TiO2 semiconductor achieves a record-breaking quantum yield of 30.3% and a solar-to-hydrogen efficiency of ...
SourceChinese Academy of Sciences Headquarters·JournalJournal of the American Chemical Society·TypeExperimental study·DateApr 8, 2025
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The US Department of Energy has awarded $975,000 to researchers at the University of Arkansas to study aluminum scandium nitride, a ferroelectric material that could be integrated into existing silicon computing platforms. This research aims to create faster computers with lower energy consumption.
Researchers have discovered aluminum scandium nitride (AlScN) films that remain stable and maintain their ferroelectric properties at temperatures up to 600°C, making them promising candidates for next-generation ferroelectric memory devices. The films exhibit a high remnant polarization value and only a slight increase in coercive fie...
SourceTokyo Institute of Technology·JournalApplied Physics Letters·TypeExperimental study·DateJul 22, 2024
Scientists found that doping with Scandium reduces structural changes but doesn't improve stability. Magnesium doping suppresses oxygen redox reaction, which is unexpected as magnesium triggers it in other layered manganese oxides.
SourceHelmholtz-Zentrum Berlin für Materialien und Energie·JournalAdvanced Materials·TypeExperimental study·DateFeb 21, 2024
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A research team at USTC has achieved a new record high superconducting transition temperature of 36 K in elemental materials under high pressure. The study reveals that the structure of Scandium plays a crucial role in its high Tc, which is closely related to its phase diagram at high pressures.
SourceUniversity of Science and Technology of China·JournalPhysical Review Letters·DateJul 28, 2023
Brookhaven researchers discover a new type of vibrational motion that causes scandium fluoride crystals to buckle and shrink when heated. This phenomenon is relevant to materials used in electronics, medicine, and telecommunications, offering fresh insight into unconventional superconductors and flexible materials.
SourceDOE/Brookhaven National Laboratory·JournalScience Advances·DateNov 1, 2019
Researchers have created a new method to efficiently extract rare-earth metals, including scandium, from aluminium industry waste. This innovation could reduce environmental hazards and conserve mining resources.
By introducing small amounts of scandium, researchers have discovered an unexpected way to strengthen magnetism in rare earth alloys, transforming it into ferromagnetism. This breakthrough could lead to new tools for controlling and manipulating magnetic materials.
SourceDOE/Ames National Laboratory·JournalChemistry of Materials·DateJun 23, 2017
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A team of physicists has identified a material with negative thermal expansion, shrinking in size as it warms. The discovery challenges current theoretical understanding of thermal expansion and may lead to the development of more durable electronics.
SourceUniversity of Connecticut·JournalPhysical Review B·DateOct 8, 2015
Researchers developed a nanocrystalline high-entropy alloy with low density and high strength, surpassing titanium alloys. The alloy's unique properties make it suitable for various applications such as vehicles or prosthetic devices.
SourceNorth Carolina State University·JournalMaterials Research Letters·DateDec 10, 2014
Researchers discovered negative thermal expansion in ScF3 through computer simulations and neutron scattering experiments. The material shrinks as it heats up due to unique atomic vibrations.
SourceCalifornia Institute of Technology·JournalPhysical Review Letters·DateNov 7, 2011
Researchers at Berkeley Lab have discovered a way to create strong, heat-resistant aluminum alloys by controlling nanoparticle size and shape. The alloy's properties are highly dependent on the uniformity of the nanoparticles and their stability when heated.
SourceDOE/Lawrence Berkeley National Laboratory·JournalNature Materials·DateAug 7, 2011