Results 21 to 30 of about 7,444 (215)
Diffusion-Controlled Porous Crystalline Silicon Lithium Metal Batteries
iScience, 2020 Summary: Nanostructured porous silicon materials have recently advanced as hosts for Li-metal plating. However, limitations involve detrimental silicon self-pulverization, Li-dendrites, and the ability to achieve wafer-level integration of non-composite,
John Collins +5 more
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Nano-Micro Letters, 2021 Highlights A facile method is adopted to obtain cucumber-like lithiophilic composite skeleton. Massive lithiophilic sites in cucumber-like lithiophilic composite skeleton can promote and guide uniform Li depositions.
Tiancun Liu +4 more
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ChemElectroChemThe demand for innovative batteries with high specific energy densities has increased. Li‐metal batteries employing Li‐metal anodes, regarded as the ultimate anodes with a high theoretical capacity, have been extensively studied over the past few decades.
Junichi Murai +5 more
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Carbon Energy, 2023 Lithium (Li) metal anodes have attracted extensive attention due to their ultrahigh theoretical capacity and low potential. However, the uneven deposition of Li near the unstable electrode/electrolyte interfaces leads to the growth of Li dendrites and ...
Zihao Li +3 more
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Advanced Engineering Materials, EarlyView.The corrosion performance of AlSi7Mg and AlSi10Mg alloys produced through selective laser melting (SLM) was examined under compressive stress in a chloride environment. Electrochemical analyses, including open‐circuit potential (OCP), potentiodynamic polarization (CPP), and electrochemical impedance spectroscopy (EIS), were complemented by scanning ...
Femi John Akinfolarin +2 more
wiley +1 more source
Understanding the electro-chemo-mechanics of lithium metal anodes
eScienceLithium metal batteries (LMBs) are candidates for next-generation energy storage due to their potential to increase energy density. However, the nonuniform electrodeposition of Li during cycling, plus the growth of Li dendrites and the side reactions ...
Quan Wu +4 more
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Pomegranate‐Inspired Graphene Parcel Enables High‐Performance Dendrite‐Free Lithium Metal Anodes
Advanced Science, 2022 Uncontrolled lithium dendrites seriously hinder the commercialization of lithium metal batteries in comparison to the durable lithium‐ion batteries. Herein, inspired by squashy pomegranate structure, a novel loading strategy of metallic lithium (Li) is ...
Long Zhang +8 more
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Advanced Engineering Materials, EarlyView.A hierarchical porous copper current collector is fabricated via three‐dimensional printing combined with pressureless sintering to stabilize lithium metal anodes. The interconnected architecture lowers local current density, guides uniform Li deposition within pores, and suppresses dendrite growth.
Alok Kumar Mishra, Mukul Shukla
wiley +1 more source
Porous Metal Current Collectors for Alkali Metal Batteries
Advanced Science, 2023 Alkali metals (i.e., Li, Na, and K) are promising anode materials for next‐generation high‐energy‐density batteries due to their superior theoretical specific capacities and low electrochemical potentials. However, the uneven current and ion distribution
Jianyu Chen +7 more
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Hydrogen‐Assisted Fracture of Iron‐Based Fe–Ni–Al Alloys
Advanced Engineering Materials, EarlyView.Principal relations and fracture mechanisms of single‐phase and precipitate‐strengthened Fe–Ni–Al alloys subjected to prior electrochemical hydrogen charging are identified. The mechanisms of hydrogen effect on strength and microhardness are discussed, including hydrogen‐induced increase in microhardness and the role of hydrogen in fracture behavior ...
Nataliya Yadzhak +3 more
wiley +1 more source