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Center for Advanced Molecular Materials

Center for Advanced Molecular Materials. Director: Stacey Sörensen University of Lund. Senior members. William R. Salaneck Prof. of surface physics and chemistry, LiU Hans Siegbahn Prof. of atomic and molecular physics, UU

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Center for Advanced Molecular Materials

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  1. Center for Advanced Molecular Materials Director: Stacey SörensenUniversity of Lund

  2. Senior members • William R. Salaneck Prof. of surface physics and chemistry, LiU • Hans Siegbahn Prof. of atomic and molecular physics, UU • Stacey Sörensen Assoc. prof. of synchrotron radiation physics, LU • Svante Svensson Prof. of physics, UU • Hans Ågren Prof. of theoretical chemistry, KTH • Olle Björneholm,Assoc. Prof UU: Education • Mats Fahlman, Assoc. Prof. LiU: industry

  3. Researchers • Faris Gel’mukhanov, KTH • Michel de Jong, Linköping University • Håkan Rensmo, Uppsala University • Pavel Salek, KTH • Margit Andersson, Lund University • Gunnar Öhrwall, Uppsala University

  4. Financial summary • Program coordination: 500 kkr/year • Central programs: 300 kkr/year • Young researchers: 500 kkr/year • Guest professor: 1.2 Mkr • Total grant: 18 Mkr

  5. Goals • Electronic structure of molecules - clusters - solid surfaces • Size dependent properties • Surface vs bulk • Nanostructured materials • Nanocrystals, surface ligands

  6. Focus Spectroscopy in industry Spectroscopy of novel molecular materials High-resolution spectroscopy for: surfaces, surface coatings, adhesion, etc. Intercalation materials for batteries Hybrid interfaces in solar cell applications

  7. Camm Workshops and courses 2001: Japan-Sweden Workshop on “Advanced spectroscopy of organic materials for electronic applications”, ASOMEA 2002: Molecular materials

  8. YOUNG RESEARCHERS INDUSTRIAL USE OF SPECTRO- SCOPIC INFORMATION NOVELMATERIALS STUDIES FORMALCOOPER-ATION

  9. Projects Nanostructured semiconductor systems Studies of molecular biosurfaces Studies of neutral molecular aggregates Model molecules for polymers Organic semiconductors for spintronics Charged excitons in molecular 2-d materials Quantum chemical calculations of materials

  10. Nanostructured surfaces • Nanoporousand Nanocrystalline • About 10 nm sizednanocrystals • Surface magnification • (100 times /µm) 10 mm Increase the number of photoelectrochemical and electrochemical reactions at the interface

  11. Potential applications e- hn e- e- e- Li+ (c) Energy production Solar cells Energy savings Smart windows Energy storage Batteries

  12. Solar cells-an example Dye SC Electrolyte LOAD e- e- e- hn e- Light e- A A- e-

  13. Molecular structures in model systems 5 6 . 8 6 8 3 . 7 5 3 5 8 7 . 4 3 5 8 9 . 4 3 5 2 6 . 6 3 5 5 4 0 5 3 8 5 3 6 5 3 4 5 3 2 I o n i z a t i o n p o t e n t i a l [ e V ] O XPS bonding sites Using core level photoelectron spectroscopy in combination with x-ray absorption spectroscopy insight into the molecular structure of the molecules at the surface can be obtained. L. Patthey, J. Chem. Phys. 110, 5913 (99)

  14. Aggregates: rare gases • Well separated features for • Surface atoms • Bulk atoms • Noncondensed atoms • Surf/bulk ratio Cluster size Diagnostic..

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