Link to the referenced paper:
<a href="http://homepage.mac.com/peptoids/RZ_paper_pdfs/Murnen_JACS_2010.pdf" rel="nofollow">http://homepage.mac.com/peptoids/RZ_paper_pdfs/Murnen_JACS_2...</a><p>The original press release from Berkeley:
<a href="http://newscenter.lbl.gov/feature-stories/2011/01/18/nanoscale-rope/" rel="nofollow">http://newscenter.lbl.gov/feature-stories/2011/01/18/nanosca...</a>