Nano-Micro Letters (Jul 2024)

MOFs-Derived Strategy and Ternary Alloys Regulation in Flower-Like Magnetic-Carbon Microspheres with Broadband Electromagnetic Wave Absorption

  • Mengqiu Huang,
  • Bangxin Li,
  • Yuetong Qian,
  • Lei Wang,
  • Huibin Zhang,
  • Chendi Yang,
  • Longjun Rao,
  • Gang Zhou,
  • Chongyun Liang,
  • Renchao Che

DOI
https://doi.org/10.1007/s40820-024-01416-2
Journal volume & issue
Vol. 16, no. 1
pp. 1 – 15

Abstract

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Highlights Metal–organic frameworks-derived CoNiM@C (M = Cu, Zn, Fe, Mn) microspheres were successfully fabricated with custom-built magnetic alloy-carbon heterogeneous interfaces. Flower-like CoNiMn@C microspheres achieve broadband electromagnetic wave absorption with effective absorption bandwidth of 5.8 GHz at only 2.0 mm thickness. Visual interface charge distribution and hierarchical magnetic coupling were observed to elucidate the electromagnetic energy absorption mechanism.

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