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“#Graphene: It is all about the toppings” Indium oxide on a graphene layer. Credit: Vienna University of Technology Graphene consists of a single layer of carbon atoms. Exceptional electronic, thermal, mechanical, and optical properties have made graphene one of the most studied materials at the moment. For many applications in electronics and energy technology, however,…
“#New nano-engineering strategy shows potential for improved advanced energy storage” Novel material nanoarchitecture enables the development of new-generation high-energy batteries beyond Li-ion chemistry Credit: University of Technology Sydney The rapid development of renewable energy resources has triggered tremendous demands in large-scale, cost-efficient and high-energy-density stationary energy storage systems. Lithium ion batteries (LIBs) have many advantages…
“#New insights into van der Waals materials found” The lattice dynamics of monoclinic gallium telluride (GaTe) is studied by ultrafast electro diffraction (UED). This study provides a generalized understanding of Friedel’s law and a comprehensive explanation of the lattice dynamics. Credit: Qingkai Qian, Penn State Layered van der Waals materials are of high interest for…
“#Harvesting hydrogen from nanogardens” Credit: HIMS Easily produced, nature-like nanostructures of cobalt phosphide are highly effective catalysts for the electrolysis of water, according to research performed by chemist Ning Yan and his team at the University of Amsterdam’s Van ‘t Hoff Institute for Molecular Sciences together with co-workers from the School of Physics and Technology…
“#Enhancing the performance of solar cells with ‘graphene armor’” Figure 1. Electrode platform consisting of CEP film and a GCEP. (a) The GCEP fabrication process and (b, c) digital images of GCEP. Credit: Ulsan National Institute of Science and Technology A team of researchers, affiliated with UNIST has come up with a novel electrode that…
“#The lightest electromagnetic shielding material in the world” A sample of the electromagnetic shielding material made by Empa – a composite of cellulose nanofibres and silver nanowires. Credit: Empa Electric motors and electronic devices generate electromagnetic fields that sometimes have to be shielded in order not to affect neighboring electronic components or the transmission of…
“#Flexible material shows potential for use in fabrics to heat, cool” Researchers reported in a new study that a material made of carbon nanotubes may be key in developing clothing that can heat or cool the wearer on demand. The film is twisted into a filament yarn and wound around a tube to show its…
“#New chemistry for ultra-thin gas sensors” Credit: CC0 Public Domain The application of zinc oxide layers in industry is manifold and ranges from the protection of degradable goods to the detection of toxic nitrogen oxide gas. Such layers can be deposited by atomic layer deposition (ALD) which employs typically chemical compounds, or simply precursors, which…
“#World’s widest graphene nanoribbon promises the next generation of miniaturized electronics” (a) Bottom-up synthesis scheme of 17-AGNR on Au(111), (b) high-resolution STM image, and (c) nc-AFM image of 17-AGNR. Credit: Junichi Yamaguchi, Yasunobu Sugimoto, Shintaro Sato, Hiroko Yamada With literally the thickness of one carbon atom and electrical properties that can surpass those of standard…
“#No touching: Researchers find contactless way to measure thickness of carbon nanotube films” Preparing SWCNT fllms for the experiment. Credit: Pavel Odinev / Skoltech Scientists from Skoltech and their colleagues from Russia and Finland have figured out a non-invasive way to measure the thickness of single-walled carbon nanotube films, which may find applications in a…