Charge transfer and molecular orientation of tetrafluoro- tetracyanoquinodimethane on a hydrogen-terminated Si(111) surface prepared by a wet chemical method

Journal of Physical Chemistry Letters

Volumn 1, Issue 10, 2010, Pages 1655-1659

  Furuhashi, Masayuki ^a   Yoshinobu, Jun ^a  

^a UNIVERSITY OF TOKYO   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

ANION SPECIES; CHEMICAL STATE; H-SI (111); HYDROGEN-TERMINATED SI(111); IN-VACUUM; INCIDENT ANGLES; IR SPECTRUM; NEUTRAL MOLECULES; P-POLARIZED; RANDOM ORIENTATIONS; SI SURFACES; TCNQ MOLECULE; TETRACYANOQUINODIMETHANE; TETRAFLUORO-TETRACYANOQUINODIMETHANE; UPPER LAYER; VARIOUS SUBSTRATES; WET-CHEMICAL METHOD;

CHARGE TRANSFER; INFRARED SPECTROSCOPY; ION EXCHANGE; NEGATIVE IONS; SILICON; SINGLE CRYSTALS; SUBSTRATES;

MOLECULAR ORIENTATION;

EID: 77952712249     PISSN: None     EISSN: 19487185     Source Type: Journal    
DOI: 10.1021/jz100463q     Document Type: Article

References (25)

1. Fraxedas, J. Molecular Organic Materials: From Molecules to Crystalline Solids; Cambridge University Press: Cambridge, U.K., 2006.
2. Kahn, A.; Koch, N.; Gao, W. Electronic Structure and Electrical Properties of Interfaces Between Metals and π-Conjugated Molecular Films J. Polym. Sci., Part B: Polym. Phys. 2003, 41, 2529-2548
3. Ishii, H.; Sugiyama, K.; Ito, E.; Seki, K. Energy Level Alignment and Interfacial Electronic Structures at Organic/Metal and Organic/Organic Interfaces Adv. Mater. 1999, 11, 605-625
4. Gao, W. Y.; Kahn, A. Controlled p-Doping of Zinc Phthalocyanine by Coevaporation with Tetrafluorotetracyanoquinodimethane: A Direct and Inverse Photoemission Study Appl. Phys. Lett. 2001, 79, 4040-4042
5. Qi, D.; Chen, W.; Gao, X.; Wang, L.; Chen, S.; Loh, K. P.; Wee, A. T. S. Surface Transfer Doping of Diamond (100) by Tetrafluoro-tetracyanoquinodimethane J. Am. Chem. Soc. 2007, 129, 8084-8085
6. Chen, W.; Chen, S.; Qi, D. C.; Gao, X. Y.; Wee, A. T. S. Surface Transfer p-Type Doping of Epitaxial Graphene J. Am. Chem. Soc. 2007, 129, 10418-10422
7. 4-TCNQ on the 2-Methylpropene Chemisorbed Si(100)(2 × 1) Surface J. Electron Spectrosc. Relat. Phenom. 2009, 174, 55-58
8. 4F versus HF Appl. Phys. Lett. 1991, 58, 1656-1658
9. Higashi, G. S.; Chabal, Y. J.; Trucks, G. W.; Raghavachari, K. Ideal Hydrogen Termination of the Si-(111) Surface Appl. Phys. Lett. 1990, 56, 656-658
10. Wade, C. P.; Chidsey, C. E. D. Etch-Pit Initiation by Dissolved Oxygen on Terraces of H-Si(111) Appl. Phys. Lett. 1997, 71, 1679-1681
11. Frisch, J.; Glowatzki, H.; Janietz, S.; Koch, N. Solution-Based Metal Electrode Modification for Improved Charge Injection in Polymer Field-Effect Transistors Org. Electron. 2009, 10, 1459-1465
12. 4 J. Chem. Phys. 1986, 84, 4149-4162
13. Chollet, P.-A. Determination by Infrared Absorption of the Orientation of Molecules in Monomolecular Layers Thin Solid Films 1978, 52, 343-360
14. Chollet, P.-A.; Messier, J.; Rosilio, C. Infrared Determination of the Orientation of Molecules in Stearamide Monolayers J. Chem. Phys. 1976, 64, 1042-1050
15. Hasegawa, T.; Takeda, S.; Kawaguchi, A.; Umemura, J. Quantitative Analysis of Uniaxial Molecular Orientation in Langmuir-Blodgett Films by Infrared Reflection Spectroscopy Langmuir 1995, 11, 1236-1243
16. Hasegawa, T. A Novel Measurement Technique of Pure Out-of-Plane Vibrational Modes in Thin Films on a Nonmetallic Material with No Polarizer J. Phys. Chem. B 2002, 106, 4112-4115
17. Jikken Kagaku Koza (Experimental Chemistry), 5th ed.; Maruzen: Tokyo, 2005; Vol. 9.
18. Jäckel, F.; Perera, U. G. E.; Iancu, V.; Braun, K. F.; Koch, N.; Rabe, J. P.; Hla, S. W. Investigating Molecular Charge Transfer Complexes with a Low Temperature Scanning Tunneling Microscope Phys. Rev. Lett. 2008, 100, 126102-126104
19. Koch, N.; Duhm, S.; Rabe, J. P.; Vollmer, A.; Johnson, R. L. Optimized Hole Injection with Strong Electron Acceptors at Organic-Metal Interfaces Phys. Rev. Lett. 2005, 95, 237601-237604
20. Braun, S.; Salaneck, W. R. Fermi Level Pinning at Interfaces with Tetrafluorotetracyanoquinodimethane (F4-TCNQ): The Role of Integer Charge Transfer States Chem. Phys. Lett. 2007, 438, 259-262
21. 2 Heterojunction J. Appl. Phys. 2002, 91, 6560-6570
22. Braun, S.; Salaneck, W. R.; Fahlman, M. Energy-Level Alignment at Organic/Metal and Organic/Organic Interfaces Adv. Mater. 2009, 21, 1450-1472
23. Becke, A. D. Density-Functional Thermochemistry. III. The Role of Exact Exchange J. Chem. Phys. 1993, 98, 5648-5652
24. Lee, C.; Yang, W.; Parr, R. G. Development of the Colle-Salvetti Correlation-Energy Formula into a Functional of the Electron Density Phys. Rev. B: Condens. Matter 1988, 37, 785
25. Schmidt, M. W.; Baldridge, K. K.; Boatz, J. A.; Elbert, S. T.; Gordon, M. S.; Jensen, J. H.; Koseki, S.; Matsunaga, N.; Nguyen, K. A.; Su, S. J. General Atomic and Molecular Electronic-Structure System J. Comput. Chem. 1993, 14, 1347-1363