On-surface polymerization of 1,4-diethynylbenzene on Cu(111)

• DOI: 10.1039/c3cc40444g
• Publication Date: 2013-02-25T12:02:17Z
• Authors: Johanna Eichhorn; Wolfgang M. Heckl; Markus Lackinger
• Keywords: 02 engineering and technology; 0210 nano-technology

The polymerization of 1,4-diethynylbenzene was studied on a Cu(111) surface using scanning tunneling microscopy (STM) under ultra-high vacuum conditions. Thermal activation yielded disordered covalent networks, where distinct basic structural motifs indicate different coupling reactions.