Localized "Click" Chemistry Through Dip-Pen Nanolithography Long, D. A. ; Unal, K. ; Pratt, R. C. ; Malkoch, M. ; Frommer, J. Abstract Publication: Advanced Materials Pub Date: December 2007 DOI: 10.1002/adma.200701427 Bibcode: 2007AdM....19.4471L