Silver nanoparticles were prepared in situ using sunlight and cationic surfactants. Silver nano-particles were confirmed using UV-vis spectropbotometry, transmission electron microscopy （TEM）, electron diffraction, ...Silver nanoparticles were prepared in situ using sunlight and cationic surfactants. Silver nano-particles were confirmed using UV-vis spectropbotometry, transmission electron microscopy （TEM）, electron diffraction, dynamic light scattering （DLS） and FTIR. Increasing the hydrophohic chain length of surfactants increase the amount of silver nano-particles formed in addition to increasing their stability. The results showed formed, uniform, well arranged hexagonal and spherical shapes. The prepared silver nanoparticles exhibit enhanced biological activity against Cram-positive, Gram-negative bacteria and sulfate reducing bacteria （SRB）.展开更多
文摘Silver nanoparticles were prepared in situ using sunlight and cationic surfactants. Silver nano-particles were confirmed using UV-vis spectropbotometry, transmission electron microscopy （TEM）, electron diffraction, dynamic light scattering （DLS） and FTIR. Increasing the hydrophohic chain length of surfactants increase the amount of silver nano-particles formed in addition to increasing their stability. The results showed formed, uniform, well arranged hexagonal and spherical shapes. The prepared silver nanoparticles exhibit enhanced biological activity against Cram-positive, Gram-negative bacteria and sulfate reducing bacteria （SRB）.
