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Phosphorus functionalized nanoporous carbon was synthesized from lignin by periodical reactions with potassium hydroxide and triphenylphosphine. It has the BET surface area of 837m2/g and total pore volume 0.41cm3/g along with 0.9 atom% phosphorus. The adsorption of neodymium (Nd (III)) and dysprosium (Dy(III)) were in the range of 335–344mg/g upto their initial concentration of 500ppm in water and...
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