High-energy long-cycling all-solid-state lithium metal batteries enabled by silver–carbon composite anodes
Solid-state Li metal batteries represent one of the most promising rechargeable battery technologies. Here the authors report an exceptional high-performance prototype solid-state pouch cell made of a sulfide electrolyte, a high-Ni layered oxide cathode and, in particular, a silver–carbon composite …
published March 9, 2020
all-solid-statelithium metal batterybatteryhigh energylong cyclesilvercarbongraphiteanodepouch cellenergy storage
Bioinspired Interface Design of Sewable, Weavable, and Washable Fiber Zinc Batteries for Wearable Power Textiles
Weavable, sewable, and washable power textiles with customized patterns are developed by using optimized quinone‐rich polydopamine as cathode materials and Zn wire anodes for aqueous zinc battery. Th...
High Performance Printed AgO-Zn Rechargeable Battery for Flexible Electronics
This work describes a screen-printable polymer composite AgO-Zn battery that features
high flexibility, rechargeability, high areal capacity, and low impedance. The battery
has reached the highest areal capacity to date of 54 mAh/cm2 for primary applications.
It is durable under repeated deformation…
published December 7, 2020
printedflexibleZn-ion battteryflexible electronicseco friendly energy storageelectrochemical energy storage
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Electrical and network properties of flexible silver-nanowire composite electrodes under mechanical strain
Flexible and conductive silver-nanowire photopolymer composites are fabricated and studied under mechanical strain. The initial resistances of the unstretched flexible composites are between 0.27 Ω mm−1 and 1.2 Ω mm−1 for silver-nanowire concentrations between 120 μg cm−2 and 40 μg cm−2. Stretching …
In Situ Hard‐Template Synthesis of Hollow Bowl‐Like Carbon: A Potential Versatile Platform for Sodium and Zinc Ion Capacitors
Hollow bowl‐like carbons are synthesized by an in situ hard‐template strategy and its composite with MoSe2 achieves excellent cycle stability during ultrafast sodium storage. The assembled sodium‐ion...
published October 30, 2020
carbonhollowsodium ion capacitorzinc ion capacitorcapacitorhollow carbonenergy storageion storageenergystorageporous carbon
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Optical properties and structural coloration of chocolate
Chocolate consists of cocoa butter, cocoa particles, sugar, and additives, which together determine its taste and optical properties. The optical properties of chocolate play a vital role in consum...
Ink Engineering of Transport Layers for 9.5% Efficient All‐Printed Semitransparent Nonfullerene Solar Cells
9.5% semitransparent solar cells with ultrahigh transmission in the visible range (50% AVT) are fabricated via inkjet printing. The effect of different photoactive layer ink solvents on the vertical ...
Perovskite Photovoltachromic Supercapacitor with All-Transparent Electrodes
Photovoltachromic cells (PVCCs) are of great interest for the self-powered smart windows of architectures and vehicles, which require widely tunable transmittance and automatic color change under photostimuli. Organolead halide perovskite possesses high light absorption coefficient and enables thin …
published May 17, 2016
perovskite supercapacitor all-transparentphoto-chargingIntegrated devicecapacitortransparentelectrodePhotovoltachromicsmart window solar cellWO3electrochromic
Printable magnesium ion quasi-solid-state asymmetric supercapacitors for flexible solar-charging integrated units
Wearable self-powered electronics receive considerable attention, but development is hindered by bulky designs, energy storage systems, and safety issues. Here the authors demonstrate a flexible solar-charging integrated unit based on printed magnesium ion aqueous asymmetric supercapacitors.