Dip-Pen"Nanolithography Richard D. Piner, Jin Zhu, Feng Xu, Seunghun Hong, and Chad A Mirkin, Science 1999 January 29, 283: 661-663 Multiple Ink Nanolithography: Toward a Multiple-Pen Nano Plotter Seunghun hong, Jin zhu, and Chad A. Mirkin: Science 1999 October15:286:523-525 A Nanoplotter with Both Parallel and serial writing Capabilities Seunghun Hong and Chad A. Mirkin: Science 2000 June 9; 288 1808-1811"Dip-Pen" Nanolithography Richard D. Piner, Jin Zhu, Feng Xu, Seunghun Hong, and Chad A. Mirkin, Science 1999 January 29; 283: 661-663. Multiple Ink Nanolithography: Toward a Multiple-Pen Nano￾Plotter Seunghun Hong, Jin Zhu, and Chad A. Mirkin; Science 1999 October 15; 286: 523-525. A Nanoplotter with Both Parallel and Serial Writing Capabilities Seunghun Hong and Chad A. Mirkin;Science 2000 June 9; 288: 1808-1811