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Xiqian Yu

Researcher at Chinese Academy of Sciences

Publications -  217
Citations -  23542

Xiqian Yu is an academic researcher from Chinese Academy of Sciences. The author has contributed to research in topics: Cathode & Electrolyte. The author has an hindex of 67, co-authored 187 publications receiving 15895 citations. Previous affiliations of Xiqian Yu include Brookhaven College & Brookhaven National Laboratory.

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Role of Surface Structure on Li-Ion Energy Storage Capacity of Two-Dimensional Transition-Metal Carbides

TL;DR: L lithiated oxygen terminated MXenes surfaces are able to adsorb additional Li beyond a monolayer, providing a mechanism to substantially increase capacity, as observed mainly in delaminated MXenes and confirmed by DFT calculations and XAS.
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Approaching Practically Accessible Solid-State Batteries: Stability Issues Related to Solid Electrolytes and Interfaces

TL;DR: This review presents an overview on the scientific challenges, fundamental mechanisms, and design strategies for solid-state batteries, specifically focusing on the stability issues ofSolid-state electrolytes and the associated interfaces with both cathode and anode electrodes.
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Origin of additional capacities in metal oxide lithium-ion battery electrodes

TL;DR: High-resolution multinuclear/multidimensional solid-state NMR techniques are used with in situ synchrotron-based techniques to study the prototype conversion material RuO2, demonstrating a protocol for studying the structure and spatial proximities of nanostructures formed in this system, including the amorphous solid electrolyte interphase that grows on battery electrodes.
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Evolution of redox couples in Li- and Mn-rich cathode materials and mitigation of voltage fade by reducing oxygen release

TL;DR: In this paper, the average valence state of each type of transition metal cation is continuously reduced, which is attributed to oxygen release from the LMR material, and surface coating and modification methods are suggested to suppress the voltage fade through reducing the oxygen release.