TY - JOUR AU - Soubatch, S. AU - Weiss, C. AU - Temirov, R. AU - Tautz, F. S. TI - Site-Specific Polarization Screening in Organic Thin Films JO - Physical review letters VL - 102 SN - 0031-9007 CY - College Park, Md. PB - APS M1 - PreJuSER-4370 SP - 177405 PY - 2009 N1 - Record converted from VDB: 12.11.2012 AB - Systematic local spectroscopy of the affinity levels, by means of a scanning tunneling microscope, in highly ordered molecular semiconductor films of tetracene reveals strong energy level shifts by up to similar to 1.0 eV from molecule to molecule. This final state effect can be traced back to the site specificity of the polarization energy in organic materials with complex unit cells, caused by a combination of different molecular environments, the intrinsically anisotropic molecular polarizability, and the influence of the substrate. KW - J (WoSType) LB - PUB:(DE-HGF)16 UR - <Go to ISI:>//WOS:000265948300069 DO - DOI:10.1103/PhysRevLett.102.177405 UR - https://juser.fz-juelich.de/record/4370 ER -