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An anisotropic propagation technique for synthesizing hyperbranched polyvillic gold nanoparticles 被引量:2
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作者 Aaron S. Schwartz-Duval Santosh K. Misra +3 位作者 Prabuddha Mukhejee elyse johnson Alvin S. Acerbo Dipanjan Pan 《Nano Research》 SCIE EI CAS CSCD 2016年第10期2889-2903,共15页
Of late, many synthesis processes have been studied to develop irregular nano-rnorphologies of gold nanostructures for biomedical applications in order to increase the efficacy of nanoparticle theranostics, tune the p... Of late, many synthesis processes have been studied to develop irregular nano-rnorphologies of gold nanostructures for biomedical applications in order to increase the efficacy of nanoparticle theranostics, tune the plasmonic absorbance spectra, and increase the sensitivity of biomolecule detection through surface enhanced Raman spectroscopy. Here we report, a novel, non-seed mediated versatile single pot synthesis method capable of producing hyperbranched gold "nano-polyvilli" with more than 50-90 branching nanowires propagating from a single origin within each structure. The technique was capable of achieving precise tuning of the branch propagation where the branching could be controlled by varying the duration of incubation, temperature, and hydrogen ion concentration. 展开更多
关键词 gold nanoparticles surface enhanced Raman spectroscopy (SERS) ANISOTROPY asymmetric nanocrystallization
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