Perovskite solar cells are expected to become a leading contender to silicon-based solar cells, or for use in tandem with them, once several challenges are overcome. Researchers at Brown University found cracks in perovskite films are easily healed by applying compression or moderate heat.
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Mosquitos spread infectious diseases, so scientists are searching for ways to stop them from biting humans. Researchers at Brown University discovered fabric containing graphene oxide films acts as both a physical and chemical barrier against mosquito bites.
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Carbon nanotubes measurement possible, hydrogels treat bone defects, and other materials stories that may be of interest for August 28, 2019.
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How cracks form in solid-state batteries, alcoholic beverage bottles contain toxic substances, and other materials stories that may be of interest for July 3, 2019.
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Sulphur-based batteries, ceramics for fire-resistant cladding core, and other materials stories that may be of interest for November 28, 2018.
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Researchers have created a material that replaces lead with titanium that could be used in inorganic thin-film perovskite solar cells. Their lead-free perovskite offers better stability and a more environmentally-friendly alternative for tandem solar cells.
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In a collaboration between Brown University and Tsinghua University in China, researchers have created small “sponges” out of ceramic nanofibers that are heat-resistant and highly deformable.
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Researchers at Brown University have taken a closer look at the orange puffball sea sponge’s silica spicules and found that they, too, have evolved a precisely engineered design that provides the structures with maximal strength.
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Researchers from Los Alamos National Laboratory, Northwestern University, and Rice University have developed a “new type of 2-D layered perovskite with outstanding stability and more than triple the material’s previous power conversion efficiency,” according to news from LANL.
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Researchers from the École Polytechnique Fédérale de Lausanne (EPFL) in Lausanne, Switzerland, say they’re pushing the limits of solar cell performance and were able to achieve the highest performance ever measured for larger-size perovskite solar cells.
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