Search Results - "Hu, Enyuan"
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Solvation Structure Design for Aqueous Zn Metal Batteries
Published in Journal of the American Chemical Society (23-12-2020)“…Aqueous Zn batteries are promising energy storage devices for large-scale energy-storage due to low cost and high energy density. However, their lifespan is…”
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Reversible planar gliding and microcracking in a single-crystalline Ni-rich cathode
Published in Science (American Association for the Advancement of Science) (11-12-2020)“…High-energy nickel (Ni)-rich cathode will play a key role in advanced lithium (Li)-ion batteries, but it suffers from moisture sensitivity, side reactions, and…”
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Fluorinated interphase enables reversible aqueous zinc battery chemistries
Published in Nature nanotechnology (01-08-2021)“…Metallic zinc is an ideal anode due to its high theoretical capacity (820 mAh g −1 ), low redox potential (−0.762 V versus the standard hydrogen electrode),…”
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Identification of LiH and nanocrystalline LiF in the solid–electrolyte interphase of lithium metal anodes
Published in Nature nanotechnology (01-05-2021)“…A comprehensive understanding of the solid–electrolyte interphase (SEI) composition is crucial to developing high-energy batteries based on lithium metal…”
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5
A highly active and stable hydrogen evolution catalyst based on pyrite-structured cobalt phosphosulfide
Published in Nature communications (19-02-2016)“…Rational design and controlled synthesis of hybrid structures comprising multiple components with distinctive functionalities are an intriguing and challenging…”
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Atomically Dispersed Nickel(I) on an Alloy‐Encapsulated Nitrogen‐Doped Carbon Nanotube Array for High‐Performance Electrochemical CO2 Reduction Reaction
Published in Angewandte Chemie International Edition (13-07-2020)“…Single‐atom catalysts (SACs) show great promise for electrochemical CO2 reduction reaction (CRR), but the low density of active sites and the poor electrical…”
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High‐Entropy and Superstructure‐Stabilized Layered Oxide Cathodes for Sodium‐Ion Batteries
Published in Advanced energy materials (01-11-2022)“…Layered transition metal oxides are appealing cathodes for sodium‐ion batteries due to their overall advantages in energy density and cost. But their…”
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Anomalous metal segregation in lithium-rich material provides design rules for stable cathode in lithium-ion battery
Published in Nature communications (09-04-2019)“…Despite the importance of studying the instability of delithiated cathode materials, it remains difficult to underpin the degradation mechanism of lithium-rich…”
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High‐Voltage Charging‐Induced Strain, Heterogeneity, and Micro‐Cracks in Secondary Particles of a Nickel‐Rich Layered Cathode Material
Published in Advanced functional materials (02-05-2019)“…Nickel‐rich layered materials LiNi1‐x‐yMnxCoyO2 are promising candidates for high‐energy‐density lithium‐ion battery cathodes. Unfortunately, they suffer from…”
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Influence of Cation Ordering and Lattice Distortion on the Charge–Discharge Behavior of LiMn1.5Ni0.5O4 Spinel between 5.0 and 2.0 V
Published in Chemistry of materials (25-09-2012)“…Four LiMn1.5Ni0.5O4 spinel cathodes with different degrees of transition-metal ion ordering have been synthesized by controlling the heat treatment condition…”
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Structural changes and thermal stability of charged LiNixMnyCozO₂ cathode materials studied by combined in situ time-resolved XRD and mass spectroscopy
Published in ACS applied materials & interfaces (24-12-2014)“…Thermal stability of charged LiNixMnyCozO2 (NMC, with x + y + z = 1, x:y:z = 4:3:3 (NMC433), 5:3:2 (NMC532), 6:2:2 (NMC622), and 8:1:1 (NMC811)) cathode…”
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Evolution of redox couples in Li- and Mn-rich cathode materials and mitigation of voltage fade by reducing oxygen release
Published in Nature energy (01-08-2018)“…Voltage fade is a major problem in battery applications for high-energy lithium- and manganese-rich (LMR) layered materials. As a result of the complexity of…”
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Depth-dependent valence stratification driven by oxygen redox in lithium-rich layered oxide
Published in Nature communications (11-12-2020)“…Lithium-rich nickel-manganese-cobalt (LirNMC) layered material is a promising cathode for lithium-ion batteries thanks to its large energy density enabled by…”
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High energy-density and reversibility of iron fluoride cathode enabled via an intercalation-extrusion reaction
Published in Nature communications (13-06-2018)“…Iron fluoride, an intercalation-conversion cathode for lithium ion batteries, promises a high theoretical energy density of 1922 Wh kg –1 . However, poor…”
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Understanding the Low-Voltage Hysteresis of Anionic Redox in Na2Mn3O7
Published in Chemistry of materials (28-05-2019)“…The large-voltage hysteresis remains one of the biggest barriers to optimizing Li/Na-ion cathodes using lattice anionic redox reaction, despite their very high…”
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Tuning charge–discharge induced unit cell breathing in layer-structured cathode materials for lithium-ion batteries
Published in Nature communications (18-11-2014)“…For LiMO 2 (M=Co, Ni, Mn) cathode materials, lattice parameters, a ( b ), contract during charge. Here we report such changes in opposite directions for…”
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Visualizing non-equilibrium lithiation of spinel oxide via in situ transmission electron microscopy
Published in Nature communications (09-05-2016)“…Spinel transition metal oxides are important electrode materials for lithium-ion batteries, whose lithiation undergoes a two-step reaction, whereby…”
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Correlating Structural Changes and Gas Evolution during the Thermal Decomposition of Charged LixNi0.8Co0.15Al0.05O2 Cathode Materials
Published in Chemistry of materials (12-02-2013)Get full text
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An inorganic-rich but LiF-free interphase for fast charging and long cycle life lithium metal batteries
Published in Nature communications (18-12-2023)“…Li metal batteries using Li metal as negative electrode and LiNi 1-x-y Mn x Co y O 2 as positive electrode represent the next generation high-energy batteries…”
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High voltage electrolytes for lithium-ion batteries with micro-sized silicon anodes
Published in Nature communications (08-02-2024)“…Micro-sized silicon anodes can significantly increase the energy density of lithium-ion batteries with low cost. However, the large silicon volume changes…”
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