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Figure 6
TEM micrograph (a) and visible-light absorption spectrum (b) of colloidal gold solutions after a long exposure (7 h) to synchrotron X-rays for a 10 ml precursor solution ([HAuCl4] = 1 mM). Note that no significant changes occur with respect to exposures of a few minutes.

Journal logoJOURNAL OF
SYNCHROTRON
RADIATION
ISSN: 1600-5775
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