Structure and switching of single-stranded DNA tethered to a charged nanoparticle surface
Zhao Xin-Jun1, 2, †, , Gao Zhi-Fu3
       

Average volume fractions of grafted ssDNA chains as a function of the distance from the nanoparticle surface at different temperatures. The number of segments of grafted ssDNA chains is N = 40. The grafting density is σ = 0.5 nm−2.