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High-resolution XPS spectra of the Sr 3d photoelectron lines for type 304 stainless steel contaminated in (A) 12 M HNO3 and (B) 1 mM NaOH at 60 °C for 30 days and (C) for the Cs 3d photoelectron lines for after contamination in 12 M HNO3 at 60 °C for 30 days.
