<?xml version="1.1" encoding="utf-8"?>
<article xsi:noNamespaceSchemaLocation="http://jats.nlm.nih.gov/publishing/1.1/xsd/JATS-journalpublishing1-mathml3.xsd" dtd-version="1.1" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"><front><journal-meta><journal-id journal-id-type="publisher-id">ERA</journal-id><journal-title-group><journal-title>Engineering Research and Application</journal-title></journal-title-group><issn>2995-3154</issn><eissn>2993-2742</eissn><publisher><publisher-name>Art and Design</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.61369/era.6260</article-id><article-categories><subj-group subj-group-type="heading"><subject>Article</subject></subj-group></article-categories><title>片状Ni/NiO@C 的合成及储锂性能研究</title><url>https://artdesignp.com/journal/ERA/2/5/10.61369/era.6260</url><author>桑一卜,张辉,程志远,易宗慧</author><pub-date pub-type="publication-year"><year>2024</year></pub-date><volume>2</volume><issue>5</issue><history><date date-type="pub"><published-time>2024-05-20</published-time></date></history><abstract>采用溶胶凝胶法制备了碳包覆Ni 和NiO 复合材料-Ni/NiO@C（NC）。高温煅烧时间对NC 的电化学性能有很大的影响，煅烧时间为3 h 的NC-3的电化学性能最优异。XRD 证明NC-3样品主要由Ni、NiO 和无定形碳组成。SEM 图证明NC-3的形貌为片状，厚度大约100~200 nm。HRTEM 图说明NC-3样品中的Ni 以及NiO 的一次晶体颗粒非常小，平均尺寸约6 nm，并且Ni 和NiO 一次晶体颗粒被无定形碳包覆。NC 纳米片负极材料的首次库伦效率均大于94%。在100 mA g-1 的电流密度下，NC-3的首次充电比容量可达到585.6 mAh g-1，循环50圈后，其充电比容量仍可达到387.8 mAh g-1，容量保持率为66.22%。</abstract><keywords>溶胶凝胶法,锂离子电池,负极材料</keywords></article-meta></front><body/><back><ref-list><ref id="B1" content-type="article"><label>1</label><element-citation publication-type="journal"><p>[1]Tang Y, Zhang Y, Li W, et al. Rational material design for ultrafast rechargeable lithium-ion batteries［J］．Chemical Society Reviews, 2015, 44(17): 5926-5940.[2]Wen W, Wu J M, Cao M H. NiO/Ni powders with effective architectures as anode materials in Li-ion batteries［J］．Journal of materials chemistry A, 2013, 1(12): 3881-3885.[3]Liu X, Liu F. Nanoflakes ‐Assembled 3D Flower ‐Like Nickel Oxide/Nickel Composites as Supercapacitor Electrode Materials［J］．European Journal of Inorganic Chemistry, 2018, 2018(8): 987-991[4] 刘晓莉．镍钴系金属氧化物及其复合物的控制合成及电化学性能研究［D］．重庆大学，2018. 张璨萍．镍基化合物（氧化物、碳酸盐）的合成与改性及在锂离子电池中的性能研究［D］．湖北大学，2023.[5] 沈圳．过渡金属镍、铁硒化物/ 碳复合材料的制备及储锂/ 储钠性能研究［D］．福州大学，2021.[6] 尹坚．过渡金属氧化物/ 碳纳米复合材料的制备及其储锂性能研究［D］．重庆科技学院，2021.[7] 文佳幸．锑基负极材料的静电纺丝制备及储锂/ 钾性能研究［D］．湘潭大学，2021.[8]Jia Y, Ma Z, Li Z, et al. Electrochemical performances of NiO/Ni2N nanocomposite thin film as anode material for lithium ion batteries［J］．Frontiers of Materials Science,2019, 13: 367-374.[9]Zhang S Q, Zhao Q F, Wang C, et al. Synthesis and electrochemical properties of NiO/Ni composite as an anode for lithium-ion batteries［J］．International Journal of Electrochemical Science, 2022, 17(2): 220237-220247.[10]Wang Y, Duan C, Li J, et al. Fabrication of interface-engineered Ni/NiO/rGO nanobush for highly efficient and durable oxygen reduction［J］．Materials Science in Semiconductor Processing, 2023, 156: 107259-107271.</p><pub-id pub-id-type="doi"/></element-citation></ref></ref-list></back></article>
