| Faculty of Life Sciences |  |
Institute of Physical and Theoretical Chemistry |
| 58 | Exploring the Potential of Al(III) Photosensitizers for Energy Transfer Reactions V. Caliskanyürek, A. Riabchunova, S. Kupfer, F. Ma, J.-W. Wang, M. Karnahl Inorg. Chem, 2024, 63, 15829-15840. |
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| 57 | Precious-Metal-Free CO2 Photoreduction Boosted by Dynamic Coordinative Interaction between Pyridine-Tethered Cu(I) Sensitizers and a Co(II) Catalyst J.-W. Wang, X. Zhang, L. Velasco, M. Karnahl, Z. Li, Z.-M. Luo, Y. Huang, J. Yu, W. Hu, X. Zhang, K. Yamauchi, K. Sakai, D. Moonshiram, G. Ouyang JACS Au, 2023, 3, 1984-1997. |
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| 56 | Rich or poor: the impact of electron donation and withdrawal on the photophysical and photocatalytic properties of copper(I) complexes F. Doettinger, C. Kleeberg, C. Queffélec, S. Tschierlei, Y. Pellegrin, M. Karnahl Catal. Sci. Technol., 2023, 13, 4092-4106. |
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| 55 | Bright or Dark: Unexpected Photocatalytic Behavior of Closely Related Phenanthroline-based Copper(I) Photosensitizers F. Doettinger, M. Obermeier, V. Caliskanyürek, L. E. Burmeister, C. Kleeberg, M. Karnahl, M. Schwalbe, S. Tschierlei ChemCatChem, 2023, 15, e202300452. |
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| 54 | Bichromophoric Photosensitizers: How and Where to Attach Pyrene Moieties to Phenanthroline to
Generate Copper(I) Complexes F. Doettinger, Y. Yang, M. Karnahl, S. Tschierlei Inorg. Chem., 2023, 62, 8166–8178. |
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| 53 | Homoleptic Al(III) Photosensitizers for Durable CO2 Photoreduction J.-W. Wang, F. Ma, T. Jin, P. He, Z.-M. Luo, S. Kupfer, M. Karnahl, F. Zhao, Z. Xu, T. Jin, T. Lian, Y.-L. Huang, L. Jiang, L.-Z. Fu, G. Ouyang, X.-Y. Yi J. Am. Chem. Soc., 2023, 145, 676-688. |
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| 52 | Unexpected Boost in Activity of a Cu(I) Photosensitizer by Stabilizing a Transient Excited State M. Rentschler, P. J. Boden, M. A. A. Cordero, S. T. Steiger, M.-A. Schmid, Y. Yang, G. Niedner-Schatteburg, M. Karnahl, S. Lochbrunner, S. Tschierlei Inorg. Chem., 2022, 61, 12249-12261. |
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| 51 | How the Way a Naphthalimide Unit is Implemented Affects the Photophysical and -catalytic Properties of Cu(I) Photosensitizers Y. Yang, F. Doettinger, C. Kleeberg, W. Frey, M. Karnahl, S. Tschierlei Front. Chem., 2022, 10, 936863. |
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| 50 | Merging of a Perylene Moiety Enables a RuII Photosensitizer with Long-Lived Excited States and the Efficient Production of Singlet Oxygen M.-A. Schmid, J. Brückmann, J. Bösking, D. Nauroozi, M. Karnahl, S. Rau, S. Tschierlei Chem. Eur. J., 2022, , e202103609. |
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| 49 | Comprehensive Picture of the Excited State Dynamics of Cu(I)- and Ru(II)-Based Photosensitizers with Long-Lived Triplet States M. A. Argüello Cordero, P. J. Boden, M. Rentschler, P. Di Martino-Fumo, W. Frey, Y. Yang, M. Gerhards, M. Karnahl, S. Lochbrunner, S. Tschierlei Inorg. Chem., 2022, 61, 214-226. |
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| 48 | Cross-Coupled Phenyl- and Alkynyl-Based Phenanthrolines and Their Effect on the Photophysical and Electrochemical Properties of Heteroleptic Cu(I) Photosensitizers F. Doettinger, Y. Yang, M.-A. Schmid, W. Frey, M. Karnahl, S. Tschierlei Inorg. Chem., 2021, 60, 5391-5401. |
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| 47 | Exploring the full potential of photocatalytic CO2 reduction using a dinuclear Re2Cl2 complex assisted by various photosensitizers R. Giereth, M. Obermeier, L. Forschner, M. Karnahl, M. Schwalbe, S. Tschierlei ChemPhotoChem, 2021, 5, 644-653. |
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| 46 | Electron storage capability and singlet oxygen productivity of a Ru(II) photosensitizer containing a fused naphthaloylenebenzene moiety at the 1,10-phenanthroline ligand Y. Yang, J. Brückmann, W. Frey, S. Rau, M. Karnahl, S. Tschierlei Chem. Eur. J., 2020, 26, 17027-17034. |
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| 45 | Multidentate Phenanthroline Ligands Containing Additional Donor Moieties and Their Resulting Cu(I) and Ru(II) Photosensitizers: A Comparative Study M. Rentschler, M.-A. Schmid, W. Frey, S. Tschierlei, M. Karnahl Inorg. Chem., 2020, 59, 14762−14771. |
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| 44 | The coordination behaviour of Cu(I) photosensitizers bearing multidentate ligands investigated by X‐ray absorption spectroscopy M. Rentschler, S. Iglesias, M.-A. Schmid, C. Liu, S. Tschierlei, W. Frey, X. Zhang, M. Karnahl, D. Moonshiram Chem. Eur. J., 2020, 26, 9527-9536. |
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| 43 | Copper(I) Phosphinooxazoline Complexes: Impact of the Ligand Substitution and Sterical Demand on the Electrochemical and Photophysical Properties R. Giereth, A. K. Mengele, W. Frey, M. Kloß, A. Steffen, M. Karnahl, S. Tschierlei Chem. Eur. J., 2020, 26, 2675-2684. |
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| 42 | Excited-state dynamics of heteroleptic copper(I) photosensitizers and their electrochemically reduced forms containing a dipyridophenazine moiety - a spectroelectrochemical transient absorption study Y. Zhang, L. Zedler, M. Karnahl, B. Dietzek Phys. Chem. Chem. Phys., 2019, 21, 10716-10725. |
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| 41 | Remarkably long-lived excited states of copper photosensitizers containing an extended π-system based on an anthracene moiety R. Giereth, I. Reim, W. Frey, H. Junge, S. Tschierlei, M. Karnahl Sustainable Energy Fuels, 2019, 3, 692-700. |
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| 40 | Imidazo-Phenanthroline Ligands as a Convenient Modular Platform for the Preparation of Heteroleptic Cu(I) Photosensitizers M.-A. Schmid, M. Rentschler, W. Frey, S. Tschierlei, M. Karnahl Inorganics, 2018, 6(4), 134. |
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| 39 | Cu(I) vs. Ru(II) photosensitizers: elucidation of electron transfer processes within a series of structurally related complexes containing an extended π-system Y. Zhang, P. Traber, L. Zedler, S. Kupfer, S. Gräfe, M. Schulz, W. Frey, M. Karnahl, B. Dietzek Phys. Chem. Chem. Phys., 2018, 20, 24843-24857. |
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| 38 | Morphology, Optical Properties and Photocatalytic Activity of Photo- and Plasma-Deposited Au and Au/Ag Core/Shell Nanoparticles on Titania Layers A. Müller, S. Peglow, M. Karnahl, A. Kruth, H. Junge, V. Brüser, C. Scheu Nanomaterials, 2018, 8(7), 502. |
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| 37 | Impact of the Type of Reactor and the Catalytic Conditions on the Photocatalytic Production of Hydrogen Using a Fully Noble‐Metal‐Free System I. Reim, B. Wriedt, Ü. Tastan, D. Ziegenbalg, M. Karnahl ChemistrySelect, 2018, 3, 2905-2911. |
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| 36 | Elucidating the Nature of the Excited State of a Heteroleptic Copper Photosensitizer Using Time-Resolved X-ray Absorption Spectroscopy D. Moonshiram, P. Garrido-Barros, C. Gimbert-Suriñach, A. Picon, C. Liu, X. Zhang, M. Karnahl, A. Llobet Chem. Eur. J., 2018, 24, 6464-6472. |
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| 35 | Heteroleptic diimine–diphosphine Cu(I) complexes as an alternative towards noble-metal based photosensitizers: Design strategies, photophysical properties and perspective applications Y. Zhang, M. Schulz, M. Wächtler, M. Karnahl, B. Dietzek Coord. Chem. Rev., 2018, 356, 127-146. |
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| 34 | Copper photosensitizers containing P^N ligands and their influence on photoactivity and stability R. Giereth, W. Frey, H. Junge, S. Tschierlei, M. Karnahl Chem. Eur. J., 2017, 23, 17432-17437. |
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| 33 | Electronic and molecular structure relations in diiron compounds mimicking the [FeFe] hydrogenase active site studied by X-ray spectroscopy and quantum chemistry R. Kositzki, S. Mebs, N. Schuth, N. Leidel, L. Schwartz, M. Karnahl, F. Wittkamp, D. Daunke, A. Grohmann, U.-P. Apfel, F. Gloaguen, S. Ott, M. Haumann Dalton Trans., 2017, 46, 12544-12557. |
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| 32 | Heteroleptic Copper Photosensitizers: Why an extended &pi-system does not automatically lead to an enhanced hydrogen production M.Heberle, S. Tschierlei, N. Rockstroh, M. Ringenberg, W. Frey, H. Junge, M. Beller S. Lochbrunner, M. Karnahl Chem. Eur. J., 2017, 2, 312-319. |
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| 31 | Determination of side products in the photocatalytic generation of hydrogen with copper photosensitizers by resonance Raman spectroelectrochemistry Y. Zhang, M.Heberle, M. Wächtler, M. Karnahl, B. Dietzek RSC Adv., 2016, 6, 105801-105805. |
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| 30 | Ultrafast Excited State Dynamics of Iridium(III) Complexes and their Changes upon Immobilisation onto Titanium Dioxide Layers S. Tschierlei, A. Neubauer, N. Rockstroh, M. Karnahl, H. Junge, M. Beller, S. Lochbrunner Phys. Chem. Chem. Phys., 2016, 18, 10682-10687. |
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| 29 | Solar Hydrogen Production by Plasmonic Au-TiO2 Catalysts: Impact of Synthesis Protocol and TiO2 Phase on Charge Transfer Efficiency and H2 Evolution Rates J. B Priebe, J. Radnik, A.J.J. Lennox, M.-M. Pohl, M. Karnahl, D. Hollmann, K. Grabow, U. Bentrup, H. Junge, M. Beller, A. Brückner ACS Catalysis, 2015, 5, 2137-2148. |
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| 28 | Design of multicomponent aerogels and their performance in photocatalytic hydrogen production R. O. da Silva, F. J. Heiligtag, M. Karnahl, H. Junge, M. Niederberger, S. Wohlrab Catalysis Today, 2015, 246, 101-107. |
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| 27 | Copper-based water reduction catalysts for efficient light-driven hydrogen generation H. Junge, Z. Codolà , A. Kammer, N. Rockstroh, M. Karnahl, S.-P. Luo, M.-M. Pohl, J. Radnik, S. Gatla, S. Wohlrab, J. Lloret, M. Costas, M. Beller Journal of Molecular Catalysis A: Chemical, 2014, 395, 449-456. |
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| 26 | Substitution-Controlled Excited State Processes in Heteroleptic Copper(I) Photosensitizers Used in Hydrogen Evolving Systems S. Tschierlei, M. Karnahl, N. Rockstroh, H. Junge, M. Beller, S. Lochbrunner ChemPhysChem, 2014, 15 (17), 3709-3713. |
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| 25 | Death and Rebirth: Photocatalytic Hydrogen Production by a Self-Organizing Copper-Iron System S. Fischer, D. Hollmann, S. Tschierlei, M. Karnahl, N. Rockstroh, E. Barsch, P. Schwarzbach, S.-P. Luo, H. Junge, M. Beller, S. Lochbrunner, R. Ludwig, A. Brückner ACS Catal., 2014, 4, 1845-1849. |
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| 24 | Structure-Activity Relationships in Bulk Polymeric and Sol-Gel-Derived Carbon Nitrides during Photocatalytic Hydrogen Production D. Hollmann, M. Karnahl, S. Tschierlei, K. Kailasam, M. Schneider, J. Radnik, K. Grabow, U. Bentrup, H. Junge, M. Beller, S. Lochbrunner, A. Thomas, A. Brückner Chem. Mater., 2014, 26, 1727-1733. |
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| 23 | Coordination and conformational isomers in mononuclear iron complexes with pertinence to the [FeFe] hydrogenase active site A. Orthaber, M. Karnahl, S. Tschierlei, D. Streich, M. Stein, S. Ott Dalton Trans., 2014, 43, 4537-4549. |
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| 22 | Photocatalytic Hydrogen Production with Copper Photosensitizer-Titanium Dioxide Composites M. Karnahl, E. Mejía, N. Rockstroh, S. Tschierlei, S.-P. Luo, K. Grabow, A. Kruth, V. Brüser, H. Junge, S. Lochbrunner, M. Beller ChemCatChem, 2014, 6, 82-86. |
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| 21 | A Noble-Metal-Free System for Photocatalytic Hydrogen Production from Water E. Mejía, S.-P. Luo, M. Karnahl, A. Friedrich, S. Tschierlei, A.-E. Surkus, H. Junge, S. Gladiali, S. Lochbrunner, M. Beller Chem. Eur. J., 2013, 19, 15972-15978. |
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| 20 | Water Reduction with Visible Light: Synergy between Optical Transitions and Electron Transfer in Au-TiO2 Catalysts Visualized by In-situ EPR Spectroscopy J. B. Priebe, M. Karnahl, H. Junge, M. Beller, D. Hollmann, A. Brückner Angew. Chem. Int. Ed., 2013, 52, 11420-11424. |
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| 19 | Light-Driven Electron Transfer between a Photosensitizer and a Proton-Reducing Catalyst Co-adsorbed to NiO J. M. Gardner, M. Beyler, M. Karnahl, S. Tschierlei, S. Ott, L. Hammarström J. Am. Chem. Soc., 2012, 134, 19322-19325. |
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| 18 | Mixed-valence [FeIFeII] hydrogenase active site model complexes stabilized by a bidentate carborane bis-phosphine ligand M. Karnahl, S. Tschierlei, O. F. Erdem, S. Pullen, M.-P. Santoni, E. J. Reijerse, W. Lubitz, S. Ott Dalton Trans., 2012, 41, 12468-12477. |
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| 17 | Structural and spectroscopic characterization of tetranuclear iron complexes containing a bridge M. Karnahl, A. Orthaber, S. Tschierlei, L. Nagarajan, S. Ott J. Coord. Chem., 2012, 65, 2713-2723. |
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| 16 | The role of the bridging ligand in photocatalytic supramolecular assemblies for the reduction of protons and carbon dioxide M. Schulz, M. Karnahl, M. Schwalbe, J. G. Vos Coord. Chem. Rev., 2012, 256, 1682-1705. |
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| 15 | Synthesis and photophysics of a novel photocatalyst for hydrogen production based on a tetrapyridoacridine bridging ligand M. Karnahl, C. Kuhnt, F. W. Heinemann, M. Schmitt, S. Rau, J. Popp, B. Dietzek Chemical Physics, 2012, 393, 65-73. |
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| 14 | Pentacoordinate iron complexes as functional models of the distal iron in [FeFe] hydrogenases M. Beyler, S. Ezzaher, M. Karnahl, M.-P. Santoni, R. Lomoth, S. Ott Chem. Commun., 2011, 47, 11662-11664. |
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| 13 | The impact of bromine substitution on the photophysical properties of a homodinuclear Ru-tpphz-Ru complex C. Kuhnt, M. Karnahl, S. Rau, M. Schmitt, B. Dietzek, J. Popp Chemical Physics Letters, 2011, 516, 45-50. |
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| 12 | Tuning of Photocatalytic Hydrogen Production and Photoinduced Intramolecular Electron Transfer Rates by Regioselective Bridging Ligand Substitution M. Karnahl, C. Kuhnt, F. Ma, A. Yartsev, M. Schmitt, B. Dietzek, S. Rau, J. Popp ChemPhysChem, 2011, 12, 2101-2109. |
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| 11 | Excited-state annihilation in a homodinuclear ruthenium complex C. Kuhnt, M. Karnahl, M. Schmitt, S. Rau, B. Dietzek, J. Popp Chem. Commun., 2011, 47, 3820-3821. |
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| 10 | Comparing the Reactivity of Benzenedithiolate- versus Alkyldithiolate-Bridged Fe2(CO)6 Complexes with Competing Ligands D. Streich, M. Karnahl, Y. Astuti, C. W. Cady, L. Hammarström, R. Lomoth, S. Ott Eur. J. Inorg. Chem., 2011, 2011, 1106-1111. |
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| 9 | Photochemical Fate: The First Step Determines Efficiency of H2 Formation with a Supramolecular Photocatalyst S. Tschierlei, M. Karnahl, M. Presselt, B. Dietzek, J. Guthmuller, L. González, M. Schmitt, S. Rau, J. Popp Angew. Chem. Int. Ed., 2010, 49, 3981-3984. |
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| 8 | The switch that wouldn't switch - unexpected luminescence from a ruthenium(II)-dppz-complex in water M. Schwalbe, M. Karnahl, S. Tschierlei, U. Uhlemann, M. Schmitt, B. Dietzek, J. Popp, R. Groake, J. G. Vos, S. Rau Dalton Trans., 2010, 39, 2768-2771. |
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| 7 | Substitution-controlled ultrafast excited-state processes in Ru-dppz-derivatives C. Kuhnt, M. Karnahl, S. Tschierlei, K. Griebenow, M. Schmitt, B. Schäfer, S. Krieck, H. Görls, S. Rau, B. Dietzek, J. Popp Phys. Chem. Chem. Phys., 2010, 12, 1357-1368. |
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| 6 | Synthesis and characterization of regioselective substituted tetrapyridophenazine ligands and their Ru(II) complexes M. Karnahl, S. Tschierlei, C. Kuhnt, B. Dietzek, M. Schmitt, J. Popp, M. Schwalbe, S. Krieck, H. Görls, F. W. Heinemann, S. Rau Dalton Trans., 2010, 39, 2359-2370. |
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| 5 | Investigation of substitution effects on novel Ru-dppz complexes by Raman spectroscopy in combination with DFT methods C. Kuhnt, S. Tschierlei, M. Karnahl, S. Rau, B. Dietzek, M. Schmitt, J. Popp J. Raman Spectrosc., 2010, 41, 922-932. |
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| 4 | Synthesis and Photophysical Properties of 3,8-Disubstituted 1,10-Phenanthrolines and Their Ruthenium(II) Complexes M. Karnahl, S. Krieck, H. Görls, S. Tschierlei, M. Schmitt, J. Popp, D. Chartrand, G. S. Hanan, R. Groarke, J. G. Vos, S. Rau Eur. J. Inorg. Chem., 2009, 2009, 4962-4971. |
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| 3 | Photophysics of an Intramolecular Hydrogen-Evolving Ru-Pd Photocatalyst S. Tschierlei, M. Presselt, C. Kuhnt, A. Yartsev, T. Pascher, V. Sundström, M. Karnahl, M. Schwalbe, B. Schäfer, S. Rau, M. Schmitt, B. Dietzek, J. Popp Chem. Eur. J., 2009, 15, 7678-7688. |
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| 2 | Ruthenium polypyridine complexes of tris-(2-pyridyl)-1,3,5-triazine-unusual building blocks for the synthesis of photochemical molecular devices M. Schwalbe, M. Karnahl, H. Görls, D. Chartrand, F. Laverdiere, G. S. Hanan, S. Tschierlei, B. Dietzek, M. Schmitt, J. Popp, J. G. Vos, S. Rau Dalton Trans., 2009, , 4012-4022. |
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| 1 | Resonance Raman studies of photochemical molecular devices for multielectron storage S. Tschierlei, B. Dietzek, M. Karnahl, S. Rau, F. M. MacDonnell, M. Schmitt, J. Popp J. Raman Spectrosc., 2008, 39, 557-559. |
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| 03 | Trendbericht: Photochemie B. Dietzek-Ivansic, S. Tschierlei, M. Schulz, M. Karnahl, N. Sinha, L. Thomisch, O. S. Wenger, K. Heinze Nachrichten aus der Chemie, 2023, 71, 56-63, DOI 10.1002/nadc.20234132821.
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| 02 | Design of Heteroleptic Copper Photosensitizers and their Photophysical Properties with Respect to Light-driven Hydrogen Production M. Karnahl Bunsen-Magazin, 2015, 17, 232-238.
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| 01 | Localization Of The 1MLCT State Of Novel Ruthenium Polypyridine Complexes Via Resonance Raman Spectroscopy M. Schmitt, S. Tschierlei, M. Karnahl, B. Dietzek, S. Rau, J. Popp AIP Conference Proceedings, 2010, 1267, 881-882.
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