Flux-Selected Titanyl Phthalocyanine Monolayer Architecture on Ag

Nov 4, 2008 - crystals or thin films are desirable in order to achieve the best electrical ..... triangular domains both grow and register with the si...
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J. Phys. Chem. C 2008, 112, 18537–18542

18537

Flux-Selected Titanyl Phthalocyanine Monolayer Architecture on Ag (111) Yinying Wei,† Steve W. Robey,‡ and Janice E. Reutt-Robey*,† Department of Chemistry and Biochemistry, UniVersity of Maryland, College Park, Maryland 20742, and National Institute of Standards and Technology, Gaithersburg, Maryland 20899-8372 ReceiVed: July 18, 2008; ReVised Manuscript ReceiVed: September 30, 2008

The adsorption and molecular architecture of titanyl phthalocyanine (TiOPc) monolayer films on Ag (111) have been studied with scanning tunneling microscopy. Depending on deposition flux, TiOPc selectively forms three distinct ordered monolayer structures. At lower (