Abstract
This study develops a sustainable biomass-derived Fe 3 O 4 /activated carbon nanocomposite that combines efficient Pb 2+ removal with strong electromagnetic wave attenuation (RL min of −30 dB at 16 GHz).
Funding Information
  • Iran National Science Foundation (4044292)
  • Vetenskapsrådet (2021-03675)
  • Svenska Forskningsrådet Formas (2025-01826)
  • Olle Engkvists Stiftelse (214-0346)
  • Olle Engkvists Stiftelse (242-1000)

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