Aqueous iron interacts as strong as solid iron - HZB scientists have applied a new method -- 'inverse Partial Fluorescence Yield' (iPFY) on micro-jets -- which will enable them to probe the electronic structure of liquids free of sample damages. Reference: 'Probing Coster–Kronig Transitions in Aqueous Fe2 Solution Using Inverse Partial and Partial Fluorescence Yield at the L-Edge', The Journal of Physical Chemistry Letters, 2012; 3 (12): 1619 (10.1021/jz300403n)

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