Why is not changed the color of AuNP (with CTAB)?

I am trying to AuNP(12nm, in citrate buffer) aggregation with CTAB. but there is no color change. here is the condition that I did the experiment 1. AuNP : 12nm, in citrate buffer, 14nM, 10uL 2....

26 August 2021 5,510 0 View