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. Author manuscript; available in PMC: 2012 May 22.
Published in final edited form as: J Am Chem Soc. 2010 Nov 22;132(49):17358–17359. doi: 10.1021/ja1074272

Figure 1.

Figure 1

(A) HR-LSPR gas detection apparatus. 1: lamp, 2: flow cell, 3: nanoparticle substrate, 4: HR-LSPR spectrometer, 5: gas dosing system. Plot of LSPR extinction maximum of Ag nanoparticles as a function of time as the gas is switched between (B) He (g) (shaded areas) and Ar (g) and (C) He(g) and N2(g).