Janus-structured wood-based evaporator: Electrospun lignin carbon nanofibers (LCNFs) with in situ Fe₃O₄ growth enable solar-driven seawater desalination and purification

Key Points

• Solar-driven desalination efficiency increases with the use of electrospun lignin carbon nanofibers containing Fe₃O₄.
• The system achieves improved purification outcomes, highlighting the role of these innovative materials in water treatment.
• Assessment uses a wood-based evaporator design, optimizing the process for energy efficiency and effectiveness.
• Supports the development of sustainable water purification technologies for addressing global freshwater shortages.