Material Science

942 A biomimetic eye with a hemispherical perovskite nanowire array retina.
https://www.nature.com/articles/s41586-020-2285-x

941 Multiscale physics models help isolate a stability criterion that is useful for avoiding defects in laser bed powder fusion printing.
https://science.sciencemag.org/content/368/6491/660

940 Colored and paintable bilayer coatings with high solar-infrared reflectance for efficient cooling.
https://advances.sciencemag.org/content/6/17/eaaz5413

939 A general method to synthesize and sinter bulk ceramics in seconds.
https://science.sciencemag.org/content/368/6490/521

938 Actuation and locomotion driven by moisture in paper made with natural pollen.
https://www.pnas.org/content/117/16/8711

937 Explanation of the Colour Change in Alexandrites.
https://www.nature.com/articles/s41598-020-62707-3

936 An aluminum-based framework material achieves high gravimetric and volumetric uptake and delivery of methane and hydrogen.
https://science.sciencemag.org/content/368/6488/297

935 An engineered PET depolymerase to break down and recycle plastic bottles.
https://www.nature.com/articles/s41586-020-2149-4

934 Type-II Ising pairing in few-layer stanene.
https://science.sciencemag.org/content/367/6485/1454

933 An oil shell encapsulating a water drop promotes rebound after impact on a solid surface, irrespective of substrate wettability.
https://advances.sciencemag.org/content/6/11/eaay3499

932 Borate chemistry inspired by cell walls converts soy protein into high-strength, antibacterial, flame-retardant adhesive.
https://pubs.rsc.org/en/content/articlelanding/2020/GC/C9GC03875B#!divAbstract

931 A better understanding of fragile topological phases could lead to the development of materials with exotic properties.
https://science.sciencemag.org/content/367/6479/797

930 Liquid-free, stretchable, non-faradaic ionic diodes, transistors, and transducers are developed using ionoelastomer junctions.
https://science.sciencemag.org/content/367/6479/773

929 Gram-scale bottom-up flash graphene synthesis.
https://www.nature.com/articles/s41586-020-1938-0

928 Infrared optical and thermal properties of microstructures in butterfly wings.
https://www.pnas.org/content/117/3/1566

927 Eight-layer graphite has a room-temperature thermal conductivity higher than that of diamond.
https://science.sciencemag.org/content/367/6475/309

926 The semiconductor 6LiInP2Se6 is used for the direct detection of thermal neutrons at room temperature, demonstrating good energy resolution.
https://www.nature.com/articles/s41586-019-1886-8

925 Biomineralization and Successive Regeneration of Engineered Living Building Materials.
https://www.cell.com/matter/fulltext/S2590-2385(19)30391-1

924 Transparent ferroelectric crystals with ultrahigh piezoelectricity.
https://www.nature.com/articles/s41586-019-1891-y

923 A growth process in which protons decouple graphene from the underlying substrate greatly reduces the number of wrinkles that usually degrade large graphene films grown by chemical vapour deposition.
https://www.nature.com/articles/s41586-019-1870-3

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