IR studies on the interaction of Ca and Mg with the blue emitter material Ir(cn-pmbic)3

Proceedings of SPIE - The International Society for Optical Engineering

Volumn 7722, Issue , 2010, Pages

  Glaser, Tobias ^a   Binder, Martin ^a   Pucci, Annemarie ^a   Schildknecht, Christian ^b   Lennartz, Christian ^b  

^a UNIVERSITY OF HEIDELBERG   (Germany)

^b BASF SE   (Germany)

Author keywords

Cathode; Interface; IR spectroscopy; OLED; Phosphorescent emitter

Indexed keywords

BLUE EMITTER; DYNAMIC CHARGES; IN-SITU; INFRARED SPECTRUM; IR SPECTROSCOPY; LOW WORK FUNCTION; METAL SURFACES; ORGANIC LAYERS; ORGANIC LIGHT-EMITTING DEVICES; ORGANIC MATERIALS; PHOSPHORESCENT EMITTERS; ROOM TEMPERATURE;

CALCIUM; CHARGE TRANSFER; ION EXCHANGE; IRIDIUM; LIGHT EMISSION; PHOSPHORESCENCE;

INFRARED SPECTROSCOPY;

EID: 77954398809     PISSN: 0277786X     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1117/12.853863     Document Type: Conference Paper

References (18)

1. Tang, C. W. and VanSlyke, S. A., "Organic electroluminescent diodes," Appl. Phys. Lett. 51(12), 913-915 (1987).
2. Shen, C., Kahn, A., and Schwartz, J., "Chemical and electrical properties of interfaces between magnesium and aluminum and tris-(8-hydroxy quinoline) aluminum," J. Appl. Phys. 89(1), 449-459 (2001).
3. Probst, M. and Haight, R., "Diffusion of metals into organic films," Appl. Phys. Lett. 70(11), 1420-1422 (1997).
4. Choong, V.-E., Mason, M. G., Tang, C. W. and Gao, Y., "Investigation of the interface formation between calcium and tris-(8-hydroxy quinoline) aluminum," Appl. Phys. Lett. 72(21), 2689-2691 (1998).
5. 3 interfaces," J. Appl. Phys. 84(1), 355-358 (1998).
6. 3) with potassium," Appl. Surf. Sci. 190, 382-385 (2002).
7. Pi, T.-W., Liu, C.-H., and Hwang, J. "Surface electronic structure of Ca-deposited tris(8-hydroxyquinolato) aluminum studied by synchrotron radiation photoemission.," J. Appl. Phys. 99(12), 123712 (2006).
8. Davies, R. J. and Pemberton, J. E. "Surface Raman Spectroscopy of Chemistry at the Tris(8-hydroxyquinoline) aluminum/Ca Interface," J. Phys. Chem. A. 113(16), 4397-4402 (2009).
9. Haneder, S., Da Como, E., Feldmann, J., Lupton, J. M., Lennartz, C., Erk, P., Fuchs, E., Molt, O., Münster, I., Schildknecht, C. and Wagenblast, G., "Controlling the Radiative Rate of Deep-Blue Electrophosphorescent Organometallic Complexes by Singlet-Triplet Gap Engineering," Adv. Mater. 20, 3325-3330 (2008).
10. Lovrincic, R. and Pucci, A. "Infrared optical properties of chromium nanoscale films with a phase transition," Phys. Rev. B. 80, 205404 (2009).
11. Binder, M., Pucci, A., Lennartz, C. and Schildknecht, C., "Growth studies of a new OLED emitter material by infrared spectroscopy," submitted to PCCP (2010).
12. 3," thesis, Universität Heidelberg (2009).
13. Karki, B. B. and Wentzcovitch, R. M., "Vibrational and quasiharmonic thermal properties of CaO under pressure," Phys. Rev. B: Condens. Matter 68, 224304 (2003).
14. Priebe, A., Sinther, M., Fahsold, G. and Pucci, A., "The correlation between film thickness and adsorbate line shape in surface enhanced infrared absorption," J. Chem. Phys. 119(9), 4887-4890 (2003).
15. Pucci, A., "IR spectroscopy of adsorbates on ultrathin metal films," Phys. Stat. Sol. B 242(13), 2704-2713 (2005).
16. 6 on Cu: Effect of Surface Roughness," J. Phys. Chem. B 110(4), 1673-1679 (2006).
17. Skibbe, O., Binder, M., Otto, A. and Pucci, A., "Electronic contributions to infrared spectra of adsorbate molecules on metal surfaces: Ethene on Cu(111)," J. Chem. Phys. 128, 194703 (2008).
18. Persson, B. N. J. and Volokitin, A. I., "Infrared reflection-absorption spectroscopy of dipole-forbidden adsorbate vibrations," Surf. Sci. 310, 314-336 (1994).