100 long 130 high monolayer silver nanoparticles

120 long 130 high monolayer silver nanoparticles

150 long 130 high monolayer silver nanoparticles

100 long 150 high monolayer nano silver

120 long 150 high monolayer silver nanoparticles

150 long 150 high monolayer silver nanoparticles

100 long 160 high monolayer silver nanoparticles

120 long 160 high monolayer silver nanoparticles

150 long 160 high monolayer nano silver

100 long 160 high double layer upper layer 70 lower layer 90 nm silver

120 long 160 high double layer upper layer 70 lower layer 90 nm silver

150 long 160 high double layer upper layer 70 lower layer 90 nm silver

100 long 180 high double layer Upper 70 lower 110 nano silver

120 long 180 high double layer Upper 70 lower 110 nano silver

150 long 180 high double layer Upper 70 lower 110 nano silver

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