Ordered Langmuir-Blodgett Films of Amphiphilic β-Hairpin Peptides Imaged by Atomic Force Microscopy

Evan T. Powers, Sung Ik Yang, Charles M. Lieber, Jeffery W. Kelly

Angewandte Chemie International Edition · 2002 · 64 citations · 23 references

Concepts

Abstract

Peptide length affects the size of the ridges observed in the atomic force microscopy (AFM) images of the Langmuir–Blodgett films of amphiphilic peptides: Well-ordered LB films can be prepared from a 14-residue amphiphilic peptide (left), while ordered LB films with a wider lattice (right) are obtained from an 18-residue peptide. The 100 nm×100 nm images pictured were obtained by AFM using carbon nanotube tips.

References

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