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What is the role of silver ions introduced in the seed – mediated growth method for gold nanorod synthesis?

What is the role of silver ions introduced in the seed – mediated growth method for gold nanorod synthesis? Correct Answer Growth of rods in 1 dimension

Silver ions when introduced to the growth solution results in the nanorods of aspect ratio less than five in majority of the yield. Silver plate is used in the solution to allow for one direction growth and rod formation. It can also determine the length of the nanorods formed.

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