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Field-emission scanning electron micrographs of PASA-D (A and B) and PASA-I (C and D) nanocomposites at 50,000× and 100,000× magnifications.
Abbreviations: PASA, para-amino salicylic acid; PASA-D, PASA nanocomposite prepared by direct method; PASA-I, PASA nanocomposite prepared by indirect method.
