Preparation of SnO/SnO2@C Composites Exploiting Nypa fruticans Shell-Derived Cellulose toward Green Anode Materials for Li-Ion Batteries利用红树林果壳衍生纤维素制备SnO/SnO2@C复合材料用于锂离子电池绿色负极材料ACS APPLIED ENERGY MATERIALSIF5.52025-11-010PRE