Dirk M Guldi

Summary

Affiliation: University of Erlangen-Nuremberg
Country: Germany

Publications

  1. ncbi request reprint Balancing binding strength and charge transfer lifetime in supramolecular associates of fullerenes
    Bruno Grimm
    Department of Chemistry and Pharmacy and Interdisciplinary Center for Molecular Materials ICMM, Friedrich Alexander Universitat Erlangen Nurnberg, Egerlandstraße 3, 91058 Erlangen, Germany
    Chem Commun (Camb) 47:7449-51. 2011
  2. ncbi request reprint Ordering fullerene materials at nanometer dimensions
    Dirk M Guldi
    Institute for Physical and Theoretical Chemistry, Universitat Erlangen, 91058 Erlangen, Germany
    Acc Chem Res 38:38-43. 2005
  3. ncbi request reprint Integrating single-wall carbon nanotubes into donor-acceptor nanohybrids
    Dirk M Guldi
    Universitat Erlangen, Institute for Physical and Theoretical Chemistry, 91058 Erlangen, Germany
    Angew Chem Int Ed Engl 43:5526-30. 2004
  4. ncbi request reprint Carbon nanostructures for solar energy conversion schemes
    Dirk M Guldi
    Department of Chemistry and Pharmacy and Inter disciplinary Center for Molecular Materials, Friedrich Alexander Universitaet Erlangen Nuernberg, Egerlandstr 3, 91058 Erlangen, Germany
    Chem Commun (Camb) 47:606-10. 2011
  5. ncbi request reprint Synthesis and photophysical properties of a hydrogen-bonded phthalocyanine-perylenediimide assembly
    Wolfgang Seitz
    , Institute for Physical Chemistry, Egerlandstr 3, D 91058 Erlangen, Germany
    Chem Commun (Camb) 46:127-9. 2010
  6. ncbi request reprint Fullerene for organic electronics
    Dirk M Guldi
    Department of Chemistry and Pharmacy, , Egerlandstr 3, D 91058 Erlangen, Germany
    Chem Soc Rev 38:1587-97. 2009
  7. ncbi request reprint Functional single-wall carbon nanotube nanohybrids--associating SWNTs with water-soluble enzyme model systems
    Dirk M Guldi
    Institute for Physical and Theoretical Chemistry, Egerlandstrasse 3, 91058 Erlangen, Germany
    J Am Chem Soc 127:9830-8. 2005
  8. ncbi request reprint Stabilisation of emissive charge-separated states in pi-stacked donor-acceptor ensembles
    Dirk M Guldi
    Institute for Physical and Theoretical Chemistry, Egerlandstr 3, 91058 Erlangen, Germany
    Photosynth Res 87:57-61. 2006
  9. ncbi request reprint Biomimetic assemblies of carbon nanostructures for photochemical energy conversion
    Dirk M Guldi
    Institute for Physical Chemistry, Friederich Alexander University Erlangen Nuernberg, Egerlandstr 3, 91058 Erlangen, Germany
    J Phys Chem B 109:11432-41. 2005
  10. doi request reprint Testing electron transfer within molecular associates built around anionic C60 and C70 dendrofullerenes and a cationic zinc porphyrin
    Ginka H Sarova
    Department of Chemistry and Pharmacy and Interdisciplinary Center for Molecular Materials, University of Erlangen Nuremberg, Egerlandstrasse 3, 91058 Erlangen, Germany
    Chemistry 14:3137-45. 2008

Collaborators

Detail Information

Publications97

  1. ncbi request reprint Balancing binding strength and charge transfer lifetime in supramolecular associates of fullerenes
    Bruno Grimm
    Department of Chemistry and Pharmacy and Interdisciplinary Center for Molecular Materials ICMM, Friedrich Alexander Universitat Erlangen Nurnberg, Egerlandstraße 3, 91058 Erlangen, Germany
    Chem Commun (Camb) 47:7449-51. 2011
    ..A macrocyclic exTTF host for fullerenes offers control over the electronic coupling between an electron donor and an acceptor, and stabilizes the charge separated state lifetimes into the range of 500 ps...
  2. ncbi request reprint Ordering fullerene materials at nanometer dimensions
    Dirk M Guldi
    Institute for Physical and Theoretical Chemistry, Universitat Erlangen, 91058 Erlangen, Germany
    Acc Chem Res 38:38-43. 2005
    ....
  3. ncbi request reprint Integrating single-wall carbon nanotubes into donor-acceptor nanohybrids
    Dirk M Guldi
    Universitat Erlangen, Institute for Physical and Theoretical Chemistry, 91058 Erlangen, Germany
    Angew Chem Int Ed Engl 43:5526-30. 2004
  4. ncbi request reprint Carbon nanostructures for solar energy conversion schemes
    Dirk M Guldi
    Department of Chemistry and Pharmacy and Inter disciplinary Center for Molecular Materials, Friedrich Alexander Universitaet Erlangen Nuernberg, Egerlandstr 3, 91058 Erlangen, Germany
    Chem Commun (Camb) 47:606-10. 2011
    ....
  5. ncbi request reprint Synthesis and photophysical properties of a hydrogen-bonded phthalocyanine-perylenediimide assembly
    Wolfgang Seitz
    , Institute for Physical Chemistry, Egerlandstr 3, D 91058 Erlangen, Germany
    Chem Commun (Camb) 46:127-9. 2010
    ..Photoexcitation of the perylenediimide component affords transduction of singlet excited state energy to the energetically lower lying phthalocyanine...
  6. ncbi request reprint Fullerene for organic electronics
    Dirk M Guldi
    Department of Chemistry and Pharmacy, , Egerlandstr 3, D 91058 Erlangen, Germany
    Chem Soc Rev 38:1587-97. 2009
    ..The focus is predominantly on charge transfer and charge transport features of the most promising systems...
  7. ncbi request reprint Functional single-wall carbon nanotube nanohybrids--associating SWNTs with water-soluble enzyme model systems
    Dirk M Guldi
    Institute for Physical and Theoretical Chemistry, Egerlandstrasse 3, 91058 Erlangen, Germany
    J Am Chem Soc 127:9830-8. 2005
    ..Particularly beneficial are charge recombination dynamics that are located deep in the Marcus-inverted region. We include, for the first time, work devoted to exploring and testing FeP(8)(+) and CoP(8)(+) in donor-acceptor nanohybrids...
  8. ncbi request reprint Stabilisation of emissive charge-separated states in pi-stacked donor-acceptor ensembles
    Dirk M Guldi
    Institute for Physical and Theoretical Chemistry, Egerlandstr 3, 91058 Erlangen, Germany
    Photosynth Res 87:57-61. 2006
    ..pi-Stacking of an electron donor and acceptor minimises reorganisation energy and stabilises charge-separated state...
  9. ncbi request reprint Biomimetic assemblies of carbon nanostructures for photochemical energy conversion
    Dirk M Guldi
    Institute for Physical Chemistry, Friederich Alexander University Erlangen Nuernberg, Egerlandstr 3, 91058 Erlangen, Germany
    J Phys Chem B 109:11432-41. 2005
    ....
  10. doi request reprint Testing electron transfer within molecular associates built around anionic C60 and C70 dendrofullerenes and a cationic zinc porphyrin
    Ginka H Sarova
    Department of Chemistry and Pharmacy and Interdisciplinary Center for Molecular Materials, University of Erlangen Nuremberg, Egerlandstrasse 3, 91058 Erlangen, Germany
    Chemistry 14:3137-45. 2008
    ..C(60) (.-) and ZnP(.+)/C(70) (.-) radical ion pairs, was gathered in time-resolved transient absorption measurements. Lifetimes of these radical ion-pairs range from nanoseconds to a few microseconds...
  11. ncbi request reprint Interactions in single wall carbon nanotubes/pyrene/porphyrin nanohybrids
    Christian Ehli
    Institute for Physical and Theoretical Chemistry, Egerlandstrasse 3, 91058 Erlangen, Germany
    J Am Chem Soc 128:11222-31. 2006
    ..This formation is fully rationalized on the basis of the properties of the individual moieties. Additional modeling shows that the data are likely to be relevant to the SWNTs present in the sample, which possess wider diameters...
  12. doi request reprint Improving photocurrent generation: supramolecularly and covalently functionalized single-wall carbon nanotubes-polymer/porphyrin donor-acceptor nanohybrids
    G M Aminur Rahman
    Department of Chemistry and Pharmacy and Interdisciplinary Center for Molecular Materials, University of Erlangen Nurnberg, Egerlandstrasse 3, 91058 Erlangen, Germany
    Chemistry 14:8837-46. 2008
    ..Photocurrent measurements gave remarkable internal photon-to-current efficiencies of 3.81 and 9.90 % for the covalent ZnP8-/SWNT-PVBTAn+ and noncovalent ZnP8-/SWNT/PVBTAn+ complex, respectively, when a potential of 0.5 V was applied...
  13. ncbi request reprint Decorating polyelectrolyte wrapped SWNTs with CdTe quantum dots for solar energy conversion
    Susanne Leubner
    Department of Chemistry and Pharmacy, Interdisciplinary Center for Molecular Materials ICMM, Friedrich Alexander Universitaet Erlangen Nuernberg, Egerlandstr 3, 91058 Erlangen, Germany
    Faraday Discuss 155:253-65; discussion 297-308. 2012
    ..The latter is indicative for electronic communication between both the photo- and redoxactive constituents, namely QDs and SWNTs, whose nature is electron transfer...
  14. ncbi request reprint Langmuir-Blodgett films of a cationic zinc porphyrin-imidazole-functionalized fullerene dyad: formation and photoelectrochemical studies
    Renata Marczak
    Institute for Physical and Theoretical Chemistry, Egerlandstrasse 3, 91058 Erlangen, Germany
    Langmuir 23:1917-23. 2007
    ..Highly ordered film stacking favors vectorial electron transfer within the dyad, giving rise to the highest IPCE values of 2.5% determined for a photoanode that was composed of around 20 monolayer films...
  15. doi request reprint Blending through-space and through-bond π-π-coupling in [2,2']-paracyclophane-oligophenylenevinylene molecular wires
    Mateusz Wielopolski
    Department of Chemistry and Pharmacy and Interdisciplinary Center for Molecular Materials ICMM, Friedrich Alexander Universitat Erlangen Nurnberg, Egerlandstrasse 3, 91058 Erlangen, Germany
    J Am Chem Soc 135:10372-81. 2013
    ..Moreover, we find rather strong distance dependence for 1 and 2 and weak distance dependence for 2 and 3. A damping factor of 0.145 Å(-1) is derived for the former pair and 0.012 Å(-1) for the latter. ..
  16. doi request reprint Dendronized fullerene-porphyrin conjugates in ortho, meta, and para positions: a charge-transfer assay
    Evangelos Krokos
    Department of Chemistry and Pharmacy, Interdisciplinary Center of Molecular Materials, Friedrich Alexander Universitat Erlangen Nurnberg, Egerlandstrasse 3, 91058 Erlangen, Germany
    Chem Asian J 7:1451-9. 2012
    ..As a matter of fact, the resulting charge-transfer dynamics were considerably impacted by the interplay between the associated forces that reach from dendron-induced shielding to dipole-charge interactions...
  17. doi request reprint Interfacing strong electron acceptors with single wall carbon nanotubes
    Christian Oelsner
    Department of Chemistry and Pharmacy and Interdisciplinary Center for Molecular Materials ICMM, Friedrich Alexander Universitat Erlangen Nurnberg, Egerlandstrasse 3, 91058 Erlangen, Germany
    J Am Chem Soc 133:4580-6. 2011
    ..e., Raman, absorption, and fluorescence, confirmed that distinct ground- and excited-state interactions occur and that kinetically and spectroscopically well characterized radical ion pair states form within a few picoseconds...
  18. doi request reprint Ultrafast photoinduced processes in subphthalocyanine electron donor-acceptor conjugates linked by a single B-N bond
    Carlos Romero-Nieto
    Department of Chemistry and Pharmacy and Interdisciplinary Center for Molecular Materials, Friedrich Alexander Universitat, Erlangen Nurnberg, 91058 Erlangen, Germany
    Org Lett 14:5656-9. 2012
    ..The short spacing between the two active building blocks results in ultrafast photoinduced electron-transfer reactions...
  19. doi request reprint Dendritic metalloporphyrin-fullerene conjugates: changing the microenvironment around redox-active centers and its impact on charge-transfer reactions
    Evangelos Krokos
    Department of Chemistry and Pharmacy and Interdisciplinary Center of Molecular Materials ICMM, Friedrich Alexander Universitat Erlangen Nurnberg, Egerlandstrasse 3, 91058 Erlangen, Germany
    Chemistry 18:10427-35. 2012
    ..Competing with the protection from solvation of the dendrons, dipole-charge interactions impact the stabilization in the polar aqueous environment and, in turn, become the dominant force governing the electron-transfer dynamics...
  20. ncbi request reprint Multifunctional molecular carbon materials--from fullerenes to carbon nanotubes
    Dirk M Guldi
    Universitat Erlangen, Institute for Physical and Theoretical Chemistry, 91058 Erlangen, Germany
    Chem Soc Rev 35:471-87. 2006
    ..e., linear structures, tubular structures, rotaxanes, catenanes, etc.) that exhibit unique and remarkable charge transfer features...
  21. doi request reprint Physicochemical characterization of subporphyrazines--lower subphthalocyanine homologues
    G M Aminur Rahman
    Department of Chemistry and Pharmacy and Interdisciplinary Center for Molecular Materials, Friedrich Alexander Universitat Erlangen Nurnberg, Egerlandstrasse 3, 91058 Erlangen, Germany
    ChemSusChem 2:330-5. 2009
    ..Subporphyrazines are also promising electro- and photoactive materials for molecular photovoltaics...
  22. doi request reprint A bis(C60)-bis(phthalocyanine) nanoconjugate: synthesis and photoinduced charge transfer
    Axel Kahnt
    Department of Chemistry and Pharmacy, Interdisciplinary Center for Molecular Materials ICMM, Friedrich Alexander Universitat Erlangen Nurnberg, Egerlandstrasse 3, 91058 Erlangen, Germany
    ChemSusChem 1:97-102. 2008
    ..Through-space charge-transfer interactions facilitated by the close proximity of the ZnPc and the C60 moieties play a decisive role in determining the lifetimes of the charge-separated state which range from 10(-10) to 10(-9) seconds...
  23. doi request reprint Precise control of intramolecular charge-transport: the interplay of distance and conformational effects
    Christina Schubert
    Friedrich Alexander Universitat Erlangen Nurnberg, Department of Chemistry and Pharmacy, Institute for Physical Chemistry, Egerlandstr 3, 91058 Erlangen, Germany
    Chemistry 19:7575-86. 2013
    ..A value of βCR (0.35±0.01 Å(-1)) was found for all the systems studied. Oligofluorenes prove, therefore, to be excellent bridges for probing how small structural variations affect charge transport in D-B-A systems...
  24. pmc Triazole bridges as versatile linkers in electron donor-acceptor conjugates
    Gustavo de Miguel
    Department of Chemistry and Pharmacy and Interdisciplinary Center for Molecular Materials, Friedrich Alexander Universitat Erlangen Nurnberg, 91058 Erlangen, Germany
    J Am Chem Soc 133:13036-54. 2011
    ..The changes of the electronic couplings are, in turn, a consequence of the different connectivity patterns at the triazole moieties...
  25. ncbi request reprint Growth and characterization of films containing fullerenes and water soluble porphyrins for solar energy conversion applications
    Vito Sgobba
    The Institute for Physical Chemistry, Friedrich Alexander Universitat, Erlangen Nurnberg, 91058 Erlangen, Germany
    J Am Chem Soc 129:3148-56. 2007
    ..Finally, a nonconventional approach to photoinduced phenomena is proposed by differential spectroscopy in the FT-IR attenuated total reflectance (ATR) mode...
  26. doi request reprint p-Phenyleneethynylene molecular wires: influence of structure on photoinduced electron-transfer properties
    Mateusz Wielopolski
    Department of Chemistry and Pharmacy, Interdisciplinary Center for Molecular Materials, Friedrich Alexander Universitat Erlangen Nurnberg, Egerlandstrasse 3, Erlangen, Germany
    Chemistry 14:6379-90. 2008
    ..Both charge-separation and charge-recombination processes give rise to a molecular-wire behaviour of the oPPE moiety with an attenuation factor (beta) of (0.2+/-0.05) A(-1)...
  27. doi request reprint Carbon nanotubes--electronic/electrochemical properties and application for nanoelectronics and photonics
    Vito Sgobba
    Friedrich Alexander Universitat Erlangen Nurnberg, Department of Chemistry and Pharmacy, Interdisciplinary Center for Molecular Materials ICMM, 91058, Erlangen, Germany
    Chem Soc Rev 38:165-84. 2009
    ..Methods that aim at p- and n-doping as a means to favor hole or electron injection/transport are covered as well (critical review, 208 references)...
  28. doi request reprint Phthalocyanine-pyrene conjugates: a powerful approach toward carbon nanotube solar cells
    Juergen Bartelmess
    Department of Chemistry and Pharmacy and Interdisciplinary Center for Molecular Materials, Friedrich Alexander University Erlangen Nuremberg, 91058 Erlangen, Germany
    J Am Chem Soc 132:16202-11. 2010
    ..1 v...
  29. doi request reprint Manipulating single-wall carbon nanotubes by chemical doping and charge transfer with perylene dyes
    Christian Ehli
    Friedrich Alexander Universitat Erlangen Nurnberg, Department of Chemistry and Pharmacy and Interdisciplinary Center for Molecular Materials, Egerlandstrasse 3, 91058 Erlangen, Germany
    Nat Chem 1:243-9. 2009
    ..This work clears a path towards electronic and optoelectronic devices in which regulated electrical transport properties are important...
  30. doi request reprint Cooperativity and tunable excited state deactivation: modular self-assembly of depsipeptide dendrons on a Hamilton receptor modified porphyrin platform
    Jan Frederik Gnichwitz
    Department of Chemistry and Pharmacy, and Interdisciplinary Center of Molecular Materials, Friedrich Alexander Universitat Erlangen Nurnberg, Henkestrasse 42, 91054 Erlangen, Germany
    J Am Chem Soc 130:8491-501. 2008
    ..These steady-state and time-resolved measurements showed the tunable excited-state deactivations of these complexes upon photoexcitation...
  31. doi request reprint Pairing fullerenes and porphyrins: supramolecular wires that exhibit charge transfer activity
    Florian Wessendorf
    Department of Chemistry and Pharmacy and Interdisciplinary Center for Molecular Materials, Friedrich Alexander Universitat Erlangen Nurnberg, Henkestrabetae 42, 91054 Erlangen, Germany
    J Am Chem Soc 132:10786-95. 2010
    ..Finally, we have used the distance dependence on electron transfer, charge separation and charge recombination, to determine for the first time a beta value (0.11 A(-1)) for hydrogen-bonding-mediated electron transfer...
  32. doi request reprint Tuning the stability of graphene layers by phthalocyanine-based oPPV oligomers towards photo- and redoxactive materials
    Linda Brinkhaus
    Department of Chemistry and Pharmacy and Interdisciplinary Center for Molecular Materials, Friedrich Alexander Universitat Erlangen Nurnberg, 91058 Erlangen, Germany
    Small 9:2348-57. 2013
    ..Solar cells made out of NG/4 feature stable and repeatable photocurrent generation during several 'on-off' cycles of illumination with monochromatic IPCE values of around 1%...
  33. pmc Step-by-step self-assembled hybrids that feature control over energy and charge transfer
    Bruno Grimm
    Department of Chemistry and Pharmacy, Friedrich Alexander Universitat Erlangen Nurnberg, Erlangen, Germany
    Proc Natl Acad Sci U S A 109:15565-71. 2012
    ..From multiwavelength analyses, the lifetime of the radical ion pair state in 1a•2•3-as a product of a cascade of light-induced energy and electron transfer-was derived as 3.8 ± 0.2 ns...
  34. doi request reprint Charge transfer events in semiconducting single-wall carbon nanotubes
    Christian Oelsner
    Department of Chemistry and Pharmacy and Interdisciplinary Center for Molecular Materials, Friedrich Alexander Universitat Erlangen Nurnberg, Egerlandstrasse 3, 91058 Erlangen, Germany
    J Am Chem Soc 133:18696-706. 2011
    ..e., (9,4), (8,6), (8,7), and (9,7)] are susceptible to photoinduced electron transfer processes. These results are of relevant importance for the development of SWNT-based photovoltaics...
  35. doi request reprint Theoretical and experimental insights into the surface chemistry of semiconductor quantum dots
    Johannes T Margraf
    Computer Chemie Centrum, Department of Chemistry and Pharmacy, Friedrich Alexander Universitat Erlangen Nurnberg, Nägelsbachstraße 25, 91052 Erlangen, Germany
    Langmuir 29:15450-6. 2013
    ..Their surface morphology allows for these processes to be rationalized on the atomic scale. This is corroborated by ultraviolet-visible (UV-vis), infrared (IR), and inductively coupled plasma-optical emission spectroscopy (ICP-OES). ..
  36. doi request reprint Interfacing nanocarbons with organic and inorganic semiconductors: from nanocrystals/quantum dots to extended tetrathiafulvalenes
    Georgios Katsukis
    Department of Chemistry and Pharmacy and Interdisciplinary Center of Molecular Materials, Friedrich Alexander Universitat Erlangen Nurnberg, Egerlandstr 3, 91058 Erlangen, Germany
    Langmuir 28:11662-75. 2012
    ..Particular emphasis is placed on designing and probing solar energy conversion nanohybrids...
  37. ncbi request reprint Towards enhancing light harvesting-subphthalocyanines as electron acceptors
    Carlos Romero-Nieto
    Department of Chemistry and Pharmacy, Interdisciplinary Center for Molecular Materials, Friedrich Alexander Universitat Erlangen Nurnberg, Germany
    Chem Commun (Camb) 48:4953-5. 2012
    ..Their photophysical properties prompt the remarkable impact that one extra carbon between the two constitutents exerts on photoinduced processes, that is, charge recombination dynamics in the normal versus inverted region...
  38. doi request reprint An electrochemical and photophysical study of a covalently linked inorganic-organic dyad
    Axel Kahnt
    Department of Chemistry and Pharmacy and Interdisciplinary Center for Molecular Materials, Universitat Erlangen Nurnberg, Egerlandstr 3, D 91058 Erlangen, Germany
    Chemphyschem 11:651-8. 2010
    ..A light-induced electron transfer between the inorganic cluster moiety and the fullerene can be excluded. However, a light-induced energy transfer from the rhenium cluster to the fullerene is proposed...
  39. ncbi request reprint Supramolecular hybrids of [60]fullerene and single-wall carbon nanotubes
    Dirk M Guldi
    Lehrstuhl für Physikalische Chemie I, Universitat Erlangen Nurnberg, Egerlandstr 3, 91058 Erlangen, Germany
    Chemistry 12:3975-83. 2006
    ....
  40. doi request reprint Langmuir-schaefer films for aligned carbon nanotubes functionalized with a conjugate polymer and photoelectrochemical response enhancement
    Vito Sgobba
    Department of Chemistry and Pharmacy, Friedrich Alexander University, Egerlandstrasse 3 D 91058 Erlangen, Germany
    ACS Appl Mater Interfaces 6:153-8. 2014
    ..Photoelectrochemical characterization of 1/SWCNT thin films on indium-tin oxide showed the benefits of SWCNT alignment for photoconversion efficiency. ..
  41. doi request reprint Transient absorption spectroscopy studies on polythiophene-fullerene bulk heterojunction organic blend films sensitized with a low-bandgap polymer
    Heiko Löslein
    i MEET WW6, Friedrich Alexander Universitat Erlangen Nurnberg, Martensstraße 7, 91058 Erlangen, Germany
    Macromol Rapid Commun 34:1090-7. 2013
    ..Hole transfer from PCPDTBT-positive polarons to P3HT in the P3HT:PCPDTBT:PCBM 0.9:0.1:1 blend film can be visualized. This process evolves within 140 ps and is discussed with respect to the proposed charge-generation mechanisms. ..
  42. doi request reprint A new exTTF-crown ether platform to associate fullerenes: cooperative n-π and π-π effects
    Bruno Grimm
    Institute of Physical and Theoretical Chemistry and Interdisciplinary Center for Molecular Materials, University of Erlangen, 91058 Erlangen, Germany
    J Am Chem Soc 132:17387-9. 2010
    ....
  43. doi request reprint Direct exfoliation of graphite with a porphyrin--creating functionalizable nanographene hybrids
    Jenny Malig
    Department of Chemistry and Pharmacy and Interdisciplinary Center for Molecular Materials ICMM, Friedrich Alexander Universitat Erlangen Nurnberg, 91058 Erlangen, Germany
    Chem Commun (Camb) 48:8745-7. 2012
    ..The novel nanographene-porphyrin hybrids reveal efficient charge transfer in the excited state...
  44. ncbi request reprint A charge-transfer challenge: combining fullerenes and metalloporphyrins in aqueous environments
    Evangelos Krokos
    Department of Chemistry and Pharmacy and Interdisciplinary Center of Molecular Materials ICMM, Friedrich Alexander Universitat Erlangen Nurnberg, Egerlandstrasse 3, 91058 Erlangen, Germany
    Chemistry 18:1328-41. 2012
    ....
  45. ncbi request reprint Detailed Investigations of ZnO Photoelectrodes Preparation for Dye Sensitized Solar Cells
    Renata Marczak
    Institute of Particle Technology, Friedrich Alexander University Erlangen Nuremberg, Cauerstr 4, 91058 Erlangen, Germany
    Langmuir 27:3920-9. 2011
    ..These features are important assets for the preparation of nanocrystalline ZnO based photoelectrodes and for improving the DSSC performance...
  46. doi request reprint Tuning charge transfer energetics in reaction center mimics via T(h)-functionalization of fullerenes
    Fabian Spänig
    Department of Chemistry and Pharmacy and Interdisciplinary Center of Molecular Materials, Friedrich Alexander Universitat Erlangen Nurnberg, Egerlandstrasse 3, 91058 Erlangen, Germany
    J Am Chem Soc 131:8180-95. 2009
    ..7 eV in a nanosecond lived radical ion pair state. In this context, the flexible linkage, powering a through space charge transfer, prevents, however, stabilization of the radical ion pair state beyond nanoseconds...
  47. ncbi request reprint Charge transfer in sapphyrin-fullerene hybrids employing dendritic ensembles
    Bruno Grimm
    Department of Chemistry and Pharmacy and Interdisciplinary Center for Molecular Materials, Friedrich Alexander Universität Erlangen Nürnberg, Egerlandstrasse 3, 91058 Erlangen, Germany
    J Phys Chem B 114:14134-9. 2010
    ..This gives rise to charge separated states with lifetimes of ca. 470 and 600 ps in the case of the 1:1 and 1:2 sapphyrin-fullerene ensembles, respectively...
  48. ncbi request reprint Grafting porphyrins (face-to-edge/orthogonal versus face-to-face/parallel) to ZnO en route toward dye-sensitized solar cells
    Fabian Werner
    Department of Chemistry and Pharmacy, Friedrich Alexander University Erlangen Nuremberg, Egerlandstrasse 3, 91058 Erlangen, Germany
    J Phys Chem B 114:14671-8. 2010
    ..Interestingly, we found that for our novel ZnO/metalloporphyrin systems, the injection efficiencies are close to unity, despite their long, nonconjugated anchoring group length...
  49. doi request reprint Dendritic porphyrin-fullerene conjugates: efficient light-harvesting and charge-transfer events
    Sebastian Schlundt
    Department of Chemistry and Pharmacy and Interdisciplinary Center of Molecular Materials ICMM, Friedrich Alexander Universitat Erlangen Nurnberg, Henkestrasse 42, 91054 Erlangen, Germany
    Chemistry 15:12223-33. 2009
    ..e., close approach). Consequently, the lifetime of (C(60))(*-)-H(2)P-(ZnP)(3) (*+) is as short as 100 ps in benzonitrile...
  50. doi request reprint Two Similar Near-Infrared (IR) Absorbing Benzannulated Aza-BODIPY Dyes as Near-IR Sensitizers for Ternary Solar Cells
    Jie Min
    Institute of Materials for Electronics and Energy Technology I MEET, Friedrich Alexander University Erlangen Nuremberg, Martensstraße 7, 91058 Erlangen, Germany
    ACS Appl Mater Interfaces 5:5609-16. 2013
    ..The present work paves the way for the integration of near-infrared absorbing aza-BODIPY derivatives as sensitizers in ternary composite solar cells. ..
  51. doi request reprint Rates and energetics of intramolecular electron transfer processes in conjugated metallofullerenes
    Christina Schubert
    Department of Chemistry and Pharmacy, and Interdisciplinary Center for Molecular Materials ICMM, Friedrich Alexander Universitat Erlangen Nurnberg, Egerlandstrasse 3, 91058 Erlangen, Germany
    Philos Trans A Math Phys Eng Sci 371:20120490. 2013
    ..To this end, we contrast an empty fullerene, that is, C₆₀, with two endohedral metallofullerenes, that is, open-shell La@C₈₂ and closed-shell La₂@C₈₀, in terms of charge separation and charge recombination dynamics...
  52. doi request reprint Quantum-dot-sensitized solar cells: understanding linker molecules through theory and experiment
    Johannes T Margraf
    Department of Chemistry and Pharmacy, Friedrich Alexander University Erlangen Nuremberg, Erlangen, Germany
    Langmuir 29:2434-8. 2013
    ..7% under AM 1.5 illumination. Importantly, the structural information from theory also helps understand the cause for this improved performance...
  53. doi request reprint Toward multifunctional wet chemically functionalized graphene-integration of oligomeric, molecular, and particulate building blocks that reveal photoactivity and redox activity
    Jenny Malig
    Department of Chemistry and Pharmacy and Interdisciplinary Center for Molecular Materials, Friedrich Alexander Universitaet Erlangen Nuernberg, Germany
    Acc Chem Res 46:53-64. 2013
    ..We studied the electronic interactions in terms of photoactivity and/or redox activity in depth by steady-state and time-resolved spectroscopy. Finally, we present examples of proof-of-principle solar energy conversion devices...
  54. ncbi request reprint trans-2 addition pattern to power charge transfer in dendronized metalloporphyrin C60 conjugates
    Fabian Spänig
    Department of Chemistry and Pharmacy and Interdisciplinary Center of Molecular Materials, Friedrich Alexander Universitat Erlangen Nurnberg, Egerlandstrasse 3, 91058 Erlangen, Germany
    J Am Chem Soc 131:9378-88. 2009
    ..84 eV) and electronic coupling (70 cm(-1)) closely resembling that seen for the zinc(II) and free base analogues...
  55. ncbi request reprint Synthesis and characterization of positively capped CdTe quantum wires that exhibit strong luminescence in aqueous media
    Vito Sgobba
    Institute for Physical and Theoretical Chemistry, University of Erlangen, 91058, Erlangen, Germany
    Chem Commun (Camb) . 2007
    ..The novelty of the current work lies in the versatile synthesis of highly luminescent water-soluble CdTe quantum rods (QR) which to the best of our knowledge are the first known water-soluble QR carrying positively charged stabilizer...
  56. ncbi request reprint Endohedral Metallofullerenes-Filled Fullerene Derivatives towards Multifunctional Reaction Center Mimics
    Marc Rudolf
    Department of Chemistry and Pharmacy and Interdisciplinary Center for Molecular Materials ICMM, Friedrich Alexander University of Erlangen Nuremberg, Egerlandstr 3, 91058 Erlangen Germany, Fax 49 9131 8528307
    Chemistry 18:5136-48. 2012
    ..Herein, we focus mainly on results obtained in the groups of Akasaka, Echegoyen, and Guldi...
  57. ncbi request reprint Toward Combining Graphene and QDs: Assembling CdTe QDs to Exfoliated Graphite and Nanographene in Water
    Georgios Katsukis
    Department of Chemistry and Pharmacy and Interdisciplinary Center for Molecular Materials, Friedrich Alexander Universitat Erlangen Nurnberg, Egerlandstraße 3, 91058 Erlangen, Germany
    ACS Nano 6:1915-24. 2012
    ..In fact, both assays provide kinetic and spectroscopic evidence that support electron transfer dynamics that vary, however, between EG and NG as a reflection of the different degree of graphite exfoliation...
  58. ncbi request reprint Panchromatic light harvesting in single wall carbon nanotube hybrids-immobilization of porphyrin-phthalocyanine conjugates
    Juergen Bartelmess
    Department of Chemistry and Pharmacy and Interdisciplinary Center for Molecular Materials, Friedrich Alexander University Erlangen Nuremberg, Egerlandstrasse 3, 91058 Erlangen, Germany
    Chem Commun (Camb) 47:3490-2. 2011
    ....
  59. ncbi request reprint Control over charge transfer through molecular wires by temperature and chemical structure modifications
    Mateusz Wielopolski
    Department of Chemistry and Pharmacy and Interdisciplinary Center for Molecular Materials, Friedrich Alexander Universität Erlangen Nürnberg, Egerlandstr 3, 91058 Erlangen, Germany
    ACS Nano 4:6449-62. 2010
    ..The correlation β to the connection pattern between the ZnP donor and the oFL linker revealed that even small alterations of the linker π-electron system break the homogeneous π-conjugation pattern, leading to higher values of β...
  60. ncbi request reprint Utilization of Sc3N@C80 in long-range charge transfer reactions
    Silke Wolfrum
    Department of Chemistry and Pharmacy and Interdisciplinary Center for Molecular Materials, Friedrich Alexander Universitat Erlangen Nurnberg, 91058 Erlangen, Germany
    Chem Commun (Camb) 47:2270-2. 2011
    ..Electron accepting Sc(3)N@C(80) promotes long-range charge transfer events evolving from photoexcited metalloporphyrins to afford radical ion pair states with lifetimes in the range of μs...
  61. doi request reprint Transduction of excited state energy between covalently linked porphyrins and phthalocyanines
    Anita Hausmann
    Friedrich Alexander Universitat Erlangen Nurnberg, Department of Chemistry and Pharmacy and Interdisciplinary Center for Molecular Materials ICMM, 91058, Erlangen, Germany
    Photochem Photobiol Sci 9:1027-32. 2010
    ....
  62. pmc Supramolecular self-assembled fullerene nanostructures
    Vasilios Georgakilas
    Dipartimento di Scienze Farmaceutiche, Universita di Trieste, Piazzale Europa 1, 34127 Trieste, Italy
    Proc Natl Acad Sci U S A 99:5075-80. 2002
    ..The efficient method to fabricate almost perfect and uniformly shaped nanotubular crystals, which order spontaneously by self-assembly, opens the way to the possibility of exploiting the fullerene properties at the nanometer scale...
  63. ncbi request reprint Hydrogen-bonding motifs in fullerene chemistry
    Luis Sanchez
    Departamento de Quimica Organica I, Facultad de Quimica, Universidad Complutense, 28040 Madrid, Spain
    Angew Chem Int Ed Engl 44:5374-82. 2005
    ....
  64. ncbi request reprint Stabilization of charge-separated states in phthalocyanine-fullerene ensembles through supramolecular donor-acceptor interactions
    Andrés de la Escosura
    Departamento de Quimica Organica, Universidad Autonoma de Madrid, Cantoblanco, 28049 Madrid, Spain
    J Am Chem Soc 128:4112-8. 2006
    ....
  65. ncbi request reprint Molecular design of strong single-wall carbon nanotube/polyelectrolyte multilayer composites
    Arif A Mamedov
    Chemistry Department, Oklahoma State University, Stillwater, Oklahoma 74078, USA
    Nat Mater 1:190-4. 2002
    ..Because of the lightweight nature of SWNT composites, the prepared free-standing membranes can serve as components for a variety of long-lifetime devices...
  66. ncbi request reprint Energy and electron transfer in polyacetylene-linked zinc-porphyrin-[60]fullerene molecular wires
    Sean A Vail
    Department of Chemistry, New York University, 100 Washington Square East, New York, NY 10003, USA
    Chemistry 11:3375-88. 2005
    ..Exceptionally small attenuation factors (beta) of 0.06+/-0.005 A(-1) demonstrate that the triple bond is an effective mediator of electronic interaction in zinc-porphyrin-alkyne-fullerene molecular wires...
  67. ncbi request reprint Late first-row transition-metal complexes of texaphyrin
    Sharon Hannah
    Department of Chemistry and Biochemistry, University of Texas at Austin, Austin, Texas 78712, USA
    J Am Chem Soc 124:8416-27. 2002
    ..Texaphyrin complexes of Mn(II), Co(II), and Fe(III) in particular may possess sufficient aqueous stability to permit their use in pharmaceutical applications...
  68. ncbi request reprint Langmuir-Shäfer transfer of fullerenes and porphyrins: formation, deposition, and application of versatile films
    Sabrina Conoci
    Sioptics and post Silicon Technologies, Corporate R and D STMicroelectronics, Stradale Primosole, 50, 95121 Catania, Italy
    Chemistry 10:6523-30. 2004
    ..Finally, photoaction spectra were recorded from films deposited by only one horizontal lifting onto indium-tin-oxide (ITO) electrodes and the observed photocurrent increased notably with increasing transfer surface pressure...
  69. ncbi request reprint Electrostatic complexation and photoinduced electron transfer between Zn-cytochrome c and [olyanionic fullerene dendrimers
    Martin Braun
    Institut für Organische Chemie Universität Erlangen Nürnberg Henkestrasse 42, 91054 Erlangen, Germany
    Chemistry 9:3867-75. 2003
    ..These findings were also supported by circular dichroism as well as by extensive molecular dynamics (MD) simulations...
  70. ncbi request reprint Novel porphyrin-fullerene assemblies: from rotaxanes to catenanes
    David I Schuster
    Chemistry Department, New York University, New York City, New York 10003, USA
    Org Lett 6:1919-22. 2004
    ....
  71. ncbi request reprint Synthesis and properties of Bingel-type methanofullerene-pi-extended-TTF diads and triads
    Susana Gonzalez
    Radiation Laboratory, University of Notre Dame, Notre Dame, Indiana 46556, USA
    J Org Chem 68:779-91. 2003
    ..Compounds 26a-c and 27a-c are not electrochemically stable. A photoinduced electron transfer leading to the formation of the radical pair (C(60)(-)-exTTF(*+)) has been observed for compounds 14a-c...
  72. ncbi request reprint Exceptionally strong electronic communication through hydrogen bonds in porphyrin-C60 pairs
    Luis Sanchez
    Departamento de Quimica Organica, Facultad de Quimica, Universidad Complutense de Madrid, 28040 Madrid, Spain
    Angew Chem Int Ed Engl 45:4637-41. 2006
  73. ncbi request reprint Energy and electron transfer in beta-alkynyl-linked porphyrin-[60]fullerene dyads
    Sean A Vail
    Department of Chemistry, New York University, New York, NY 10003, USA
    J Phys Chem B 110:14155-66. 2006
    ..On the basis of electron density calculations, we tentatively conclude that unfavorable orbital symmetries inhibit charge recombination in 15 vis a vis the beta-linked dyads...
  74. ncbi request reprint Tuning electron transfer through translational motion in molecular shuttles
    Aurelio Mateo-Alonso
    Italian Interuniversity Consortium on Materials, Science, and Technology INSTM, Unit of Trieste, Dipartimento di Scienze Farmaceutiche, Universita di Trieste, Piazzale Europa 1, 34127 Trieste, Italy
    Angew Chem Int Ed Engl 46:3521-5. 2007
  75. doi request reprint Screening electronic communication through ortho-, meta- and para-substituted linkers separating subphthalocyanines and C60
    David González-Rodríguez
    Departamento de Quimica Organica, Facultad de Ciencias, Universidad Autonoma de Madrid, Cantoblanco, Madrid, Spain
    Chemistry 14:7670-9. 2008
    ..Although some of these processes are governed by the spatial separation between both components, the different electronic coupling through ortho-, meta-, or para- connections also plays decisive roles in some cases...
  76. doi request reprint Photochemistry: let there be light--but not too much
    Dirk M Guldi
    Nat Nanotechnol 3:257-8. 2008
  77. doi request reprint Sc3N@C80-ferrocene electron-donor/acceptor conjugates as promising materials for photovoltaic applications
    Julio R Pinzón
    Department of Chemistry, Clemson University, 219 Hunter Laboratories, Clemson, SC 29634, USA
    Angew Chem Int Ed Engl 47:4173-6. 2008
  78. doi request reprint A ruthenium bridge in fullerene-ferrocene arrays: synthesis of [Ru(C60Me5)R(CO)2] (R=C6H4Fc, C identical withCFc) and their charge-transfer properties
    Yutaka Matsuo
    Nakamura Functional Carbon Cluster Project, ERATO, Japan Science and Technology Agency, 7 3 1 Hongo, Bunkyo ku, Tokyo, 113 0033, Japan
    Chem Asian J 3:841-8. 2008
    ..0 ps; tau(CS)=152 ps). Thus, the structural difference between the phenylene and acetylene bridges in 1 and 2, respectively, was found to change the outcome of the photophysical processes...
  79. ncbi request reprint Synthesis, characterization, and photoinduced electron transfer in functionalized single wall carbon nanohorns
    Carla Cioffi
    INSTM, Unit of Trieste, Dipartimento di Scienze Farmaceutiche, Universita di Trieste, Piazzale Europa 1, I 34127 Trieste, Italy
    J Am Chem Soc 129:3938-45. 2007
    ..Transient absorption spectra permitted the electron-transfer process between the porphyrins and the carbon nanostructures to be highlighted...
  80. doi request reprint Tetrafullerene conjugates for all-organic photovoltaics
    Gustavo Fernandez
    Departamento de Quimica Organica, Facultad de Ciencias Quimicas, Universidad Complutense de Madrid, Ciudad Universitaria s n, 28040 Madrid, Spain
    J Org Chem 73:3189-96. 2008
    ....
  81. ncbi request reprint Dispersable carbon nanotube/gold nanohybrids: evidence for strong electronic interactions
    G M Aminur Rahman
    University of Notre Dame, Radiation Laboratory, Notre Dame, IN 46556, USA
    Small 1:527-30. 2005
  82. ncbi request reprint Photophysical and electrochemical properties of a fullerene-stoppered rotaxane
    Aurelio Mateo-Alonso
    INSTM, Unit of Trieste and Dipartimento di Scienze Farmaceutiche, Universita degli Studi di Trieste, Piazzale Europa 1, 34127 Trieste, Italy
    Photochem Photobiol Sci 5:1173-6. 2006
    ..The results evidenced the strong binding interactions between the template and the macrocycle, which are also supported by molecular modelling...
  83. doi request reprint Synthesis and photoinduced electron-transfer properties of phthalocyanine-[60]fullerene conjugates
    Maurizio Quintiliani
    Departmento de Quimica Organica, Universidad Autonoma de Madrid, Cantoblanco, 28049, Madrid, Spain
    Chemistry 14:3765-75. 2008
    ..In general, the lifetimes of these states tend to be shortest in the system that lacks any spacer at all (2), whereas the longest lifetimes were found in the system that carries the triple-bond spacer (1 a)...
  84. ncbi request reprint A dendritic fullerene-porphyrin dyad
    Stephane Campidelli
    Dipartimento di Scienze Farmaceutiche, Universita degli Studi di Trieste, Piazzale Europa 1, 34127 Trieste, Italy
    Photochem Photobiol Sci 5:1137-41. 2006
    ..Femto- and picosecond transient absorption permit to identify the formation of a radical ion pair while nanosecond experiments allowed the determination of the charge recombination lifetimes...
  85. ncbi request reprint Supramolecular receptor design: anion-triggered binding of C60
    Kent A Nielsen
    Department of Chemistry, University of Southern Denmark, Odense University, Campusvej 55, 5230, Odense M, Denmark
    Angew Chem Int Ed Engl 45:6848-53. 2006
  86. ncbi request reprint Azobenzene-linked porphyrin-fullerene dyads
    David I Schuster
    Chemistry Department, New York University, New York, New York 10003, USA
    J Am Chem Soc 129:15973-82. 2007
    ..Nonetheless, the charge recombination is 3-4 orders of magnitude slower than charge separation, demonstrating that for these types of donor-acceptor systems back electron transfer is occurring in the Marcus inverted region...
  87. ncbi request reprint Spectroscopic characterization of photolytically generated radical ion pairs in single-wall carbon nanotubes bearing surface-immobilized tetrathiafulvalenes
    M Angeles Herranz
    Departamento de Quimica Organica I, Facultad de Quimica, Universidad Complutense de Madrid, E 28040 Madrid, Spain
    J Am Chem Soc 130:66-73. 2008
    ..New conduction band electrons, injected from photoexcited exTTF, shift the transitions that are associated with the van Hove singularities to lower energies...
  88. ncbi request reprint Dendrimer-functionalized single-wall carbon nanotubes: synthesis, characterization, and photoinduced electron transfer
    Stephane Campidelli
    INSTM and Dipartimento di Scienze Farmaceutiche, Universita di Trieste, Piazzale Europa 1, 34127 Trieste, Italy
    J Am Chem Soc 128:12544-52. 2006
    ..Complementary transient absorption measurements not only corroborate the fast decay of the photoexcited tetraphenylporphyrin but also confirm that intraconjugate charge separation evolves from the excited porphyrin to the SWNTs...
  89. pmc Sapphyrin-nanotube assemblies
    Peter J Boul
    Department of Chemistry and Biochemistry, The University of Texas at Austin, 1 University Station A5300, Austin, Texas 78712, USA
    J Am Chem Soc 129:5683-7. 2007
    ....
  90. ncbi request reprint Dispersion of single-walled carbon nanotubes with an extended diazapentacene derivative
    Aurelio Mateo-Alonso
    Center of Excellence for Nanostructured Materials CENMAT, Dipartimento di Scienze Farmaceutiche, INSTM UdR di Trieste, Universita di Trieste, Piazzale Europa 1, 34127 Trieste, Italy
    J Phys Chem A 111:12669-73. 2007
    ..This approach is very attractive for manipulation of SWCNTs for electronic applications...
  91. pmc Electron transfer in Me-blocked heterodimeric alpha,gamma-peptide nanotubular donor-acceptor hybrids
    Roberto J Brea
    Departamento de Quimica Organica, Facultad de Quimica, Universidad de Santiago, E 15782 Santiago de Compostela, Spain
    Proc Natl Acad Sci U S A 104:5291-4. 2007
    ....
  92. ncbi request reprint A helical peptide receptor for [60]fullerene
    Alberto Bianco
    CSB CNR and CMRO CNR Dipartimento di Chimica Organica Università di Padova, 35131 Padova, Italy
    Chemistry 8:1544-53. 2002
    ..Further evidence for this superstructure has been provided in the gas phase by a mass spectrometric investigation...
  93. ncbi request reprint Fullerenes: multitask components in molecular machinery
    Aurelio Mateo-Alonso
    Dipartimento di Scienze Farmaceutiche and Consorzio Interuniversitario Nazionale per la Scienza e Tecnologia dei Materiali INSTM, Unità di Trieste, Universita degli Studi di Trieste, Piazzale Europa 1, 34127 Trieste, Italy
    Angew Chem Int Ed Engl 46:8120-6. 2007
    ..Such molecular motion can be employed to modulate light-driven electron-transfer events, extending the potential applications of molecular machines to the typical fields of application of fullerenes...
  94. ncbi request reprint Electronic communication in tetrathiafulvalene (TTF)/C60 systems: toward molecular solar energy conversion materials?
    Nazario Martin
    Departamento de Quimica Organica, Facultad de Ciencias Quimicas, Universidad Complutense, E 28040 Madrid, Spain
    Acc Chem Res 40:1015-24. 2007
    ..These long-lived radical pairs are called to play an important role for the conversion of sunlight into chemical or electrical power...
  95. ncbi request reprint Liquid-crystalline bisadducts of [60]fullerene
    Stephane Campidelli
    Dipartimento di Scienze Farmaceutiche, Universita degli Studi di Trieste, Piazzale Europa 1, 34127 Trieste, Italy
    J Org Chem 71:7603-10. 2006
    ..Therefore, the bisadducts form monolayered smectic A phases. The title compounds are promising supramolecular materials as they combine the self-organizing behavior of liquid crystals with the properties of fullerene...
  96. ncbi request reprint Clay-fulleropyrrolidine nanocomposites
    Dimitrios Gournis
    Department of Materials Science and Engineering, University of Ioannina, GR 45110 Ioannina, Greece
    J Am Chem Soc 128:6154-63. 2006
    ..The reported composite materials constitute a new hybrid system, where C(60) differs from its crystals or its solutions, and open new perspectives for the design and construction of novel C(60)-based organic/clay hybrid materials...
  97. ncbi request reprint Fullerene-porphyrin architectures; photosynthetic antenna and reaction center models
    Dirk M Guldi
    Radiation Laboratory, University of Notre Dame, IN 46556, USA
    Chem Soc Rev 31:22-36. 2002
    ..Specifically, the effects that these parameters have on the rate, yield and lifetime of the energetic charge-separated states are considered...