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title = {{Growth of Tetrahedral Silver Nanocrystals in Aqueous Solution and Their {SERS} Enhancement}},  journal = {Langmuir},  }  @article{Siekkinen_2006,  doi = {10.1016/j.cplett.2006.10.095},  url = {http://dx.doi.org/10.1016/j.cplett.2006.10.095},  year = {2006},  month = {dec},  publisher = {Elsevier {BV}},  volume = {432},  number = {4-6},  pages = {491--496},  author = {Andrew R. Siekkinen and Joseph M. McLellan and Jingyi Chen and Younan Xia},  title = {{Rapid synthesis of small silver nanocubes by mediating polyol reduction with a trace amount of sodium sulfide or sodium hydrosulfide}},  journal = {Chemical Physics Letters},  }