252 citations · 282 across the 12 of their papers we have counts for
9 papers · 1 filter
Visualizing Crystallization Dynamics and Transformation Pathways of Disordered Rocksalt Oxides During Thermally Activated Sol-Gel Synthesis
Diyi Cheng, Tim Kodalle, Anika T. Promi +7
Sol-gel synthesis is a wet-chemical processing route for the fabrication of functional materials offering control over composition, morphology, and microstructure at relatively low…
Guidelines for Correlative Imaging and Analysis of Reactive Lithium Metal Battery Materials
Shuang Bai, Zhao Liu, Diyi Cheng +15
To unlock the full potential of lithium metal batteries, a deep understanding of lithium metal reactivity and its solid electrolyte interphase is essential. Correlative imaging, co…
Freestanding LiPON: from Fundamental Study to Uniformly Dense Li Metal Deposition Under Zero External Pressure
Diyi Cheng, Thomas Wynn, Bingyu Lu +12
Lithium phosphorus oxynitride (LiPON) is a well-known amorphous thin film solid electrolyte that has been extensively studied in the last three decades. Despite the promises to pai…
Suppressing chemical corrosions of lithium metal anodes
Bingyu Lu, Weikang Li, Diyi Cheng +4
The lithium (Li) metal anode is essential for next generation high energy density rechargeable Li metal batteries. Although extensive studies have been performed to prolong the cyc…
Unraveling the stable cathode electrolyte interface in all solid-state thin-film battery operating at 5V
Ryosuke Shimizu, Diyi Cheng, Minghao Zhang +6
Spinel-type LiNi0.5Mn1.5O4 (LNMO) is one of the most promising 5 V-class cathode materials for Li-ion batteries that can achieve high energy density and low production costs. Howev…
Quantitatively Designing Porous Copper Current Collectors for Lithium Metal Anode
Bingyu Lu, Edgar Olivera, Jonathan Scharf +13
Lithium metal has been an attractive candidate as a next generation anode material. Despite its popularity, stability issues of lithium in the liquid electrolyte and the formation…
Imaging real-time amorphization of hybrid perovskite solar cells under electrical biasing
Min-cheol Kim, Namyoung Ahn, Diyi Cheng +11
Perovskite solar cells have drawn much attention in recent years, owing to its world-record setting photovoltaic performances. Despite its promising use in tandem applications and…
Local structure of glassy lithium phosphorus oxynitride thin films: a combined experimental and ab initio approach
Maxwell A. T. Marple, Thomas A. Wynn, Diyi Cheng +3
Lithium phosphorus oxynitride (LiPON) is an amorphous solid-state lithium ion conductor displaying exemplary cyclability against lithium metal anodes. There is no definitive explan…
Unveiling the Stable Nature of the Solid Electrolyte Interphase between Lithium Metal and LiPON via Cryogenic Electron Microscopy
Diyi Cheng, Thomas Andrew Wynn, Xuefeng Wang +11
The solid electrolyte interphase (SEI) is regarded as the most complex but the least understood constituent in secondary batteries using liquid and solid electrolytes. The nanostru…