Fig. 7From: Sustainable synthesis of microwave-assisted IONPs using Spinacia oleracea L. for control of fungal wilt by modulating the defense system in tomato plantsX-ray photoelectron Spectroscopic analysis of IONPs synthesized at various microwave powers (100Â W-1000Â W: a-i): XPS spectra of (A) Fe2p and (B) O1sBack to article page