Head of Department III-V Photovoltaics and Concentrator Technology, Division Photovoltaics
| Since 2007 | Head of department “III-V Photovoltaics and Concentrator Technology” at Fraunhofer ISE |
| Since 2001 | Scientist at Fraunhofer ISE working in the fields of tandem-photovoltaics, space solar cells, concentrating photovoltaics and solar hydrogen generation |
| 2000 – 2001 | Post-doctoral fellowship by the German Science Foundation in the group of Prof. Gerald Stringfellow at the University of Utah, Salt Lake City, U.S.A. |
| 1996 – 2000 | Dissertation “Metal organic vapour phase epitaxy for the fabrication of high efficiency solar cells from III-V semiconductors” at Fraunhofer ISE and Univ. Konstanz |
| 1990 – 1996 | Studies of physics, mathematics and philosophy at the University of Zurich, Switzerland |
| 2023 | Werner Siemens Science Price (1 Mio Swiss Francs) with Prof. Andreas Bett, Finalist for the WSS Research Centre for the sustainable use of natural resources. |
| 2022 | Initiating PV Academy, a professional online learning platform for PV specialists |
| 2021 | Board Member of the Wiley open access journal Applied Research |
| 2020 | Falling Walls Finalist – Engineering and Technology |
| 2020 – 2022 | Member of the Fraunhofer Advanced Management Class |
| 2018 | GreenTec Award Finalist in the category Energy |
| 2015 | World Technology Award |
| 2013-2022 | Editor, IEEE Journal of Photovoltaics in the area of III-V, Concentrator and Space PV |
| 2011 | French-German Economy Award |
| 2010 | Grand Prix Scientifique, Foundation Louis D (highest endowed French science award by the Institut de France, Paris) |
| 2010 | Fraunhofer Award |
| 2005 | Co-founder of the company Concentrix Solar |
| Jahr Year | Titel/Autor:in Title/Author | Publikationstyp Publication Type |
|---|---|---|
| 2025 | InP-on-GaAs Engineered Substrates: A Pathway Toward Low-Cost, High-Efficiency Optoelectronic Device Fabrication Pellegrino, Carmine; Dimroth, Frank; Ohlmann, Jens; Helmers, Henning; Lackner, David |
Zeitschriftenaufsatz Journal Article |
| 2025 | Rear-Heterojunction GaInP Laser Power Converter with 59% Monochromatic Efficiency at 590 nm Klitzke, Malte; Höhn, Oliver; Siefer, Gerald; Helmers, Henning; Dimroth, Frank; Lackner, David |
Zeitschriftenaufsatz Journal Article |
| 2025 | Wafer-bonded two-terminal III-V//Si triple-junction solar cell with power conversion efficiency of 36.1% at AM1.5g Schygulla, Patrick; Müller, Ralph; Höhn, Oliver; Schachtner, Michael; Chojniak, David; Cordaro, Andrea; Tabernig, Stefan; Bläsi, Benedikt; Polman, Albert; Siefer, Gerald; Lackner, David; Dimroth, Frank |
Zeitschriftenaufsatz Journal Article |
| 2024 | Advancing Solar Energy Conversion Efficiency to 47.6% and Exploring the Spectral Versatility of III-V Photonic Power Converters Helmers, Henning; Höhn, Oliver; Lackner, David; Schygulla, Patrick; Klitzke, Malte; Schön, Jonas; Pellegrino, Carmine; Oliva, Eduard; Schachtner, Michael; Beutel, Paul; Heckelmann, Stefan; Predan, Felix; Ohlmann, Jens; Siefer, Gerald; Dimroth, Frank |
Konferenzbeitrag Conference Paper |
| 2024 | Experimental and simulative correlations of the influence of solder volume and receptor size on the capillary self-alignment of micro solar cells Vareilles, Victor; Kaiser, Elisa; Voarino, Philippe; Wiesenfarth, Maike; Cariou, Romain; Dimroth, Frank; Veschetti, Yannick; Amara, Mohamed; Helmers, Henning |
Zeitschriftenaufsatz Journal Article |
| 2024 | GaAs//CuInGaSe-Based Multijunction Solar Cells with 30% Efficiency Under Low Concentrated Sunlight Makita, Kikuo; Kamikawa, Yukiko; Mizuno, Hidenori; Oshima, Ryuji; Shoji, Yasushi; Ishizuka, Shogo; Müller, Ralph; Lackner, David; Dimroth, Frank; Sugaya, Takeyoshi |
Zeitschriftenaufsatz Journal Article |
| 2024 | A prospective ecological risk assessment of high-efficiency III–V/silicon tandem solar cells Blanco, Carlos Felipe; Quik, Joris T.K.; Hof, M; Fuortes, Agnese; Behrens, Paul; Cucurachi, Stefano; Peijnenburg, Willie; Dimroth, Frank; Vijver, Martina |
Zeitschriftenaufsatz Journal Article |
| 2024 | Sheet Resistance Optimization in (Al)GaInP Solar Cells for Concentrator Quadruple-Junction Solar Cells Klitzke, Malte; Schygulla, Patrick; Schön, Jonas; Höhn, Oliver; Siefer, Gerald; Helmers, Henning; Dimroth, Frank; Lackner, David |
Zeitschriftenaufsatz Journal Article |
| 2024 | Review on ultrahigh growth rate GaAs solar cells by metalorganic vapor-phase epitaxy Lang, Robin; Klein, Christoph; Ohlmann, Jens; Dimroth, Frank; Lackner, David |
Review |
| 2024 | GaAs0.75P0.25 Grown on Si towards Cost-Effective High-Efficiency Multi-Junction Silicon Photovoltaics Grutke, Jonas; Schweigstill, Tadeo; Dimroth, Frank; Höhn, Oliver; Lackner, David; Bett, Andreas W.; Ohlmann, Jens |
Vortrag Presentation |
| 2023 | Verfahren zum Vereinzeln von Halbleiterbauelementen Dörsam, Tobias; Dimroth, Frank; Baliozian, Puzant; Richter, Armin |
Patent |
| 2023 | AlP based III-V Nucleation on Silicon Grutke, Jonas; Firoozabadi, Saleh; Bett, Andreas W.; Lackner, David; Volz, Kerstin; Dimroth, Frank; Ohlmann, Jens |
Vortrag Presentation |
| 2023 | Proton radiation hardness of GaInAsP alloys for space solar cell applications Pellegrino, Carmine; Schön, Jonas; Lang, Robin; Dimroth, Frank; Zimmermann, Claus G.; Lackner, David |
Zeitschriftenaufsatz Journal Article |
| 2023 | Mask and plate: a scalable front metallization with low-cost potential for III-V-based tandem solar cells enabling 31.6 % conversion efficiency Schube, Jörg; Höhn, Oliver; Schygulla, Patrick; Müller, Ralph; Jahn, Mike; Mikolasch, Gabriele; Steiner, Marc; Predan, Felix; Bartsch, Jonas; Dimroth, Frank; Clement, Florian; Keding, Roman |
Zeitschriftenaufsatz Journal Article |
| 2023 | GaAs//Si Multijunction Solar Cells Fabricated via Mechanical Stack Technology Using Pd Nanoparticles and Metal-Assisted Chemical Etching Makita, Kikuo; Mizuno, Hidenori; Sai, Hitoshi; Oshima, Ryuji; Shoji, Yasushi; Müller, Ralph; Beutel, Paul; Lackner, David; Benick, Jan; Hermle, Martin; Dimroth, Frank; Sugaya, Takeyoshi |
Zeitschriftenaufsatz Journal Article |
| 2023 | Wafer-Bonded Two-Terminal III-V//Si Triple-Junction Solar Cell with Power Conversion Efficiency of 36,1% at AM1.5G Schygulla, Patrick; Müller, Ralph; Höhn, Oliver; Schachtner, Michael; Chojniak, David; Cordaro, Andrea; Tabernig, Stefan; Bläsi, Benedikt; Polman, Albert; Siefer, Gerald; Lackner, David; Dimroth, Frank |
Konferenzbeitrag Conference Paper |
| 2022 | Mehrfachsolarzelle und Verwendung einer Mehrfachsolarzelle Lackner, David; Höhn, Oliver; Bläsi, Benedikt; Ohlmann, Jens; Dimroth, Frank; Schön, Jonas |
Patent |
| 2022 | Integration of Si Heterojunction Solar Cells with III-V Solar Cells by the Pd Nanoparticle Array-Mediated "Smart Stack" Approach Mizuno, Hidenori; Makita, Kikuo; Sai, Hitoshi; Mochizuki, Toshimitsu; Matsui, Takuya; Takato, Hidetaka; Müller, Ralph; Lackner, David; Dimroth, Frank; Sugaya, Takeyoshi |
Zeitschriftenaufsatz Journal Article |
| 2022 | Seven Years of Power Rating following IEC 62670-3 Steiner, Marc; Siefer, Gerald; Martinez Sanchez, Juan Francisco; Dimroth, Frank |
Konferenzbeitrag Conference Paper |
| 2022 | Power rating and energy yield of hybrid CPV/flat-plate PV modules Martinez Sanchez, Juan Francisco; Steiner, Marc; Wiesenfarth, Maike; Siefer, Gerald; Dimroth, Frank |
Konferenzbeitrag Conference Paper |
| 2022 | Overview and loss analysis of III-V single-junction and multi-junction solar cells Yamaguchi, Masafumi; Dimroth, Frank; Ekins-Daukes, Nicholas J.; Kojima, Nobuaki; Ohshita, Yoshio |
Zeitschriftenaufsatz Journal Article |
| 2022 | Increasing Transferability between Design and Epitaxial Growth of Multi-Junction Solar Cells Schygulla, Patrick; Klitzke, Malte; Höhn, Oliver; Predan, Felix; Lackner, David; Schön, Jonas; Tibbits, Thomas; Helmers, Henning; Dimroth, Frank |
Konferenzbeitrag Conference Paper |
| 2022 | Ultra-lightweight and flexible inverted metamorphic four junction solar cells for space applications Klitzke, Malte; Schön, Jonas; Leest, Rosalinda H. van; Bissels, Gunther M.M.W.; Vlieg, Elias; Schachtner, Michael; Dimroth, Frank; Lackner, David |
Zeitschriftenaufsatz Journal Article |
| 2022 | GaAs//CuIn1-yGaySe2 Three-Junction Solar Cells with 28.06% Efficiency Fabricated Using a Bonding Technique Involving Pd Nanoparticles and an Adhesive Makita, Kikuo; Kamikawa, Yukiko; Mizuno, Hidenori; Oshima, Ryuji; Shoji, Yasushi; Ishizuka, Shogo; Müller, Ralf; Lackner, David; Dimroth, Frank; Sugaya, Takeyoshi; Beutel, Paul; Benick, Jan; Hermle, Martin |
Zeitschriftenaufsatz Journal Article |
| 2022 | Technical boundaries of micro-CPV module components: How small is enough? Wiesenfarth, Maike; Iankov, Dimitre; Martinez Sanchez, Juan Francisco; Nitz, Peter; Steiner, Marc; Dimroth, Frank; Helmers, Henning |
Konferenzbeitrag Conference Paper |
| 2022 | Two-terminal III-V//Si triple-junction solar cell with power conversion efficiency of 35.9 % at AM1.5g Schygulla, Patrick; Müller, Ralph; Lackner, David; Höhn, Oliver; Hauser, Hubert; Bläsi, Benedikt; Predan, Felix; Benick, Jan; Hermle, Martin; Glunz, Stefan W.; Dimroth, Frank |
Zeitschriftenaufsatz Journal Article |
| 2022 | Analysis for Efficiency Potential of II-VI Compound, Chalcopyrite, and Kesterite-Based Tandem Solar Cells Yamaguchi, Masafumi; Tampo, H.; Shibata, H.; Schygulla, Patrick; Dimroth, Frank; Kojima, N.; Oshita, Y. |
Zeitschriftenaufsatz Journal Article |
| 2022 | Spray pyrolysis of ZnO:In: Characterization of Growth Mechanism and Interface Analysis on p-type GaAs and n-type Si Semiconductor Materials Heitmann, Ulrike; Westraadt, Johan; O'Connell, Jacques; Jakob, Leonie; Dimroth, Frank; Bartsch, Jonas; Janz, Stefan; Neethling, Jan |
Zeitschriftenaufsatz Journal Article |
| 2022 | Integrated Solar-Driven Device with a Front Surface Semitransparent Catalysts for Unassisted CO2 Reduction Cheng, Wen-Hui; Richter, Matthias H.; Müller, Ralph; Kelzenberg, Michael D.; Yalamanchili, Sisir; Jahelka, Phillip R.; Perry, Andrea N.; Wu, Pin Chieh; Saive, Rebecca; Dimroth, Frank; Brunschwig, Bruce S.; Hannappel, Thomas; Atwater, Harry A. |
Zeitschriftenaufsatz Journal Article |
| 2022 | Quadruple Junction Solar Cell with 47.6 % Conversion Efficiency under Concentration Schygulla, Patrick; Beutel, Paul; Heckelmann, Stefan; Höhn, Oliver; Klitzke, Malte; Schön, Jonas; Oliva, Eduard; Predan, Felix; Schachtner, Michael; Siefer, Gerald; Helmers, Henning; Dimroth, Frank; Lackner, David |
Vortrag Presentation |
| 2021 | Pushing the Boundaries of Photovoltaic Light to Electricity Conversion: A GaAs Based Photonic Power Converter with 68.9% Efficiency Helmers, Henning; Lopez, E.; Höhn, Oliver; Lackner, David; Schön, Jonas; Schauerte, Meike; Schachtner, Michael; Dimroth, Frank; Bett, Andreas W. |
Konferenzbeitrag Conference Paper |
| 2021 | Epitaxial GaInP/GaAs/Si Triple-Junction Solar Cell with 25.9% AM1.5g Efficiency Enabled by Transparent Metamorphic AlxGa1-xAsyP1-y Step-Graded Buffer Structures Feifel, Markus; Lackner, David; Schön, Jonas; Ohlmann, Jens; Benick, Jan; Siefer, Gerald; Predan, Felix; Hermle, Martin; Dimroth, Frank |
Zeitschriftenaufsatz Journal Article |
| 2021 | III-V//CuxIn1-yGaySe2 Multijunction Solar Cells with 27.2% Efficiency Fabricated using Modified Smart Stack Technology with Pd Nanoparticle Array and Adhesive Material Makita, K.; Kamikawa, Y.; Mizuno, H.; Oshima, R.; Shoji, Y.; Ishizuka, S.; Müller, Ralph; Beutel, Paul; Lackner, David; Benick, Jan; Hermle, Martin; Dimroth, Frank; Sugaya, T. |
Zeitschriftenaufsatz Journal Article |
| 2021 | Energy Yield and Performance Ratio of III-V on Silicon Dual Junction Solar Cells in Different Climate Zones Höhn, Oliver; Hanser, Mario; Steiner, Marc; Lorenz, Elke; Bläsi, Benedikt; Glunz, Stefan; Dimroth, Frank |
Konferenzbeitrag Conference Paper |
| 2021 | Technical Boundaries of Micro-CPV Module Components: How Small is Enough? Wiesenfarth, Maike; Iankov, Dimitre; Martínez Sánchez, Juan Francisco; Nitz, Peter; Steiner, Marc; Dimroth, Frank; Helmers, Henning |
Vortrag Presentation |
| 2021 | Two-Terminal III-V//Si Triple-Junction Solar Cells with Power Conversion Efficiency of 35.9 % at AM1.5g Schygulla, Patrick; Müller, Ralph; Höhn, Oliver; Hauser, Hubert; Bläsi, Benedikt; Predan, Felix; Benick, Jan; Hermle, Martin; Dimroth, Frank; Glunz, Stefan W.; Lackner, David |
Konferenzbeitrag Conference Paper |
| 2021 | Nitrogen and carbon incorporation in GaNxAs1-x grown in a showerhead MOVPE reactor Ruiz, J.E.; Lackner, David; Souza, P.L.; Dimroth, Frank; Ohlmann, Jens |
Zeitschriftenaufsatz Journal Article |
| 2021 | Power rating procedure of hybrid concentrator/flat-plate photovoltaic bifacial modules Martínez Sánchez, Juan Francisco; Steiner, Marc; Wiesenfarth, Maike; Siefer, Gerald; Glunz, Stefan W.; Dimroth, Frank |
Zeitschriftenaufsatz Journal Article |
| 2021 | Challenges in the Fabrication of a Glued III-V on Si Tandem Solar Cell Using a ZnO-Based TCA Heitmann, Ulrike; Bartsch, Jonas; Kluska, Sven; Huschmand Nia, Nima; Wulf, Jana; Lackner, David; Dimroth, Frank; Janz, Stefan |
Konferenzbeitrag Conference Paper |
| 2021 | Passivated, Highly Reflecting, Laser Contacted Ge Rear Side for III-V Multi-Junction Solar Cells Weiss, Charlotte; Schön, Jonas; Höhn, Oliver; Fuhrmann, B.; Dimroth, Frank; Janz, Stefan |
Zeitschriftenaufsatz Journal Article |
| 2021 | 68.9% Efficient GaAs-Based Photonic Power Conversion Enabled by Photon Recycling and Optical Resonance Helmers, Henning; Lopez, E.; Höhn, Oliver; Lackner, David; Schön, Jonas; Schauerte, Meike; Schachtner, Michael; Dimroth, Frank; Bett, Andreas W. |
Zeitschriftenaufsatz Journal Article |
| 2021 | New architecture and bonding process for III-V//Si tandem solar cells Nguyen, P.-L.; Chancerel, F.; Baranek, P.; Höhn, Oliver; Lackner, David; Dimroth, Frank; Faustini, M.; Collin, S.; Cattoni, A. |
Konferenzbeitrag Conference Paper |
| 2021 | 68.9% Efficient GaAs-Based Photonic Power Conversion Enabled by Photon Recycling and Optical Resonance. Cover Picture Helmers, Henning; Lopez, E.; Höhn, Oliver; Lackner, David; Schön, Jonas; Schauerte, Meike; Schachtner, Michael; Dimroth, Frank; Bett, Andreas W. |
Zeitschriftenaufsatz Journal Article |
| 2021 | Technical Boundaries of Micro-CPV Module Components: How Small is Enough Wiesenfarth, Maike; Martínez Sánchez, Juan Francisco; Steiner, Marc; Iankov, Dimitre; Nitz, Peter; Dimroth, Frank; Helmers, Henning |
Vortrag Presentation |
| 2021 | Thin film GaAs solar cell enabled by direct rear side plating and patterned epitaxial lift-off Wulf, Jana; Oliva, Eduard; Mikolasch, Gabriele; Bartsch, Jonas; Dimroth, Frank; Helmers, Henning |
Konferenzbeitrag Conference Paper |
| 2021 | Impact of Irradiance Data on the Energy Yield Modeling of Dual-junction Solar Module Stacks for One-Sun Applications Höhn, Oliver; Murthy, J.N.; Steiner, Marc; Tucher, Nico; Lorenz, Elke; Goldschmidt, Jan Christoph; Dimroth, Frank; Bläsi, Benedikt |
Zeitschriftenaufsatz Journal Article |
| 2021 | Middle Cell Development for Wafer-Bonded III-V//Si Tandem Solar Cells Schygulla, Patrick; Heinz, Friedemann D.; Dimroth, Frank; Lackner, David |
Zeitschriftenaufsatz Journal Article |
| 2021 | Multi-junction solar cells paving the way for super high-efficiency Yamaguchi, Masafumi; Dimroth, Frank; Geisz, J.F.; Ekins-Daukes, Nicholas J. |
Zeitschriftenaufsatz Journal Article |
| 2021 | Reduction of defects in GaP layers grown on Si(100) by MOCVD Nandy, M.; Paszuk, A.; Feifel, Markus; Koppka, C.; Kleinschmidt, P.; Dimroth, Frank; Hannappel, Thomas |
Konferenzbeitrag Conference Paper |
| 2021 | A Route to Obtaining Low-Defect III-V Epilayers on Si(100) Utilizing MOCVD Nandy, M.; Paszuk, A.; Feifel, Markus; Koppka, C.; Kleinschmidt, Peter; Dimroth, Frank; Hannappel, Thomas |
Zeitschriftenaufsatz Journal Article |
| 2020 | 51% Efficient Photonic Power Converters for O-Band Wavelengths around 1310 nm Helmers, Henning; Franke, A.; Lackner, David; Höhn, Oliver; Predan, Felix; Dimroth, Frank |
Konferenzbeitrag Conference Paper |
| 2020 | III-V//Si multijunction solar cells with 30% efficiency using smart stack technology with Pd nanoparticle array Makita, K.; Mizuno, H.; Tayagaki, T.; Aihara, T.; Oshima, R.; Shoji, Y.; Sai, H.; Takato, H.; Müller, Ralph; Beutel, Paul; Lackner, David; Benick, Jan; Hermle, Martin; Dimroth, Frank; Sugaya, T. |
Zeitschriftenaufsatz Journal Article |
| 2020 | Determination of the Complex Refractive Index of Compound Semiconductor Alloys for Optical Device Modelling Schygulla, Patrick; Fuß-Kailuweit, Peter; Höhn, Oliver; Dimroth, Frank |
Zeitschriftenaufsatz Journal Article |
| 2020 | Subcell Development for Wafer-Bonded III-V//Si Tandem Solar Cells Schygulla, Patrick; Heinz, Friedemann D.; Lackner, David; Dimroth, Frank |
Konferenzbeitrag Conference Paper |
| 2020 | The 2020 photovoltaic technologies roadmap Wilson, G.M.; Al-Jassim, M.; Metzger, W.K.; Glunz, Stefan W.; Verlinden, Pierre; Xiong, G.; Mansfield, L.M.; Stanbery, B.J.; Zhu, K.; Yan, Y.; Berry, J.J.; Ptak, A.J.; Dimroth, Frank; Kayes, B.M.; Tamboli, A.C.; Peibst, R.; Catchpole, K.; Reese, M.O.; Klinga, C.S.; Denholm, P.; Morjaria, M.; Deceglie, Michael G.; Freeman, J.M.; Mikofski, M.A.; Jordan, D.C.; Tamizhmani, G.; Sulas-Kern, D.B. |
Zeitschriftenaufsatz Journal Article |
| 2020 | The First Glued Tandem Solar Cell Using a ZnO Based Adhesive Heitmann, Ulrike; Bartsch, Jonas; Kluska, Sven; Hermann, R.; Hauser, Hubert; Höhn, Oliver; Predan, Felix; Lackner, David; Dimroth, Frank; Janz, Stefan |
Konferenzbeitrag Conference Paper |
| 2020 | Wafer-bonded GaInP/GaAs/GaInAs//GaSb four-junction solar cells with 43.8% efficiency under concentration Predan, Felix; Franke, A.; Höhn, Oliver; Lackner, David; Helmers, Henning; Siefer, Gerald; Bett, Andreas W.; Dimroth, Frank |
Konferenzbeitrag Conference Paper |
| 2020 | Two-Terminal direct Wafer bonded GaInP/AlGaAs//Si Triple-Junction Solar Cell with AM1.5g Efficiency of 34.1 % Lackner, David; Höhn, Oliver; Müller, Ralph; Beutel, Paul; Schygulla, Patrick; Hauser, Hubert; Predan, Felix; Siefer, Gerald; Schachtner, Michael; Schön, Jonas; Benick, Jan; Hermle, Martin; Dimroth, Frank |
Zeitschriftenaufsatz Journal Article |
| 2020 | Development and Outdoor Characterization of a Hybrid Bifacial HCPV Module Martínez Sánchez, Juan Francisco; Steiner, Marc; Wiesenfarth, Maike; Fellmeth, Tobias; Dörsam, Tobias; Wiese, Martin; Glunz, Stefan W.; Dimroth, Frank |
Zeitschriftenaufsatz Journal Article |
| 2020 | 34.1 % Efficient GaInP/AlGaAs//Si Tandem Cell Dimroth, Frank; Schygulla, Patrick; Lackner, David; Müller, Ralph; Benick, Jan; Beutel, Paul; Predan, Felix; Höhn, Oliver; Hauser, Hubert; Siefer, Gerald; Hermle, Martin; Glunz, Stefan W. |
Konferenzbeitrag Conference Paper |
| 2020 | InGaAsP Radiation Hardness and Post Irradiation Regeneration Behavior Lang, Robin; Schön, Jonas; Godejohann, Birte-Julia; Lefèvre, Jérémie; Boizot, Bruno; Dimroth, Frank; Lackner, David |
Konferenzbeitrag Conference Paper |
| 2020 | A Comparison of Different Solar Cell Technologies for Integrated Photovoltaics Heinrich, Martin; Kuhn, Tilmann; Dimroth, Frank; Würfel, Uli; Goldschmidt, Jan Christoph; Powalla, M.; Glunz, Stefan W.; Neuhaus, Dirk Holger |
Konferenzbeitrag Conference Paper |
| 2020 | Silicon-Based Monolithic Triple-Junction Solar Cells with Conversion Efficiency >34% Müller, Ralph; Schygulla, Patrick; Lackner, David; Höhn, Oliver; Hauser, Hubert; Richter, Armin; Fell, Andreas; Bläsi, Benedikt; Predan, Felix; Benick, Jan; Hermle, Martin; Dimroth, Frank; Glunz, Stefan W. |
Konferenzbeitrag Conference Paper |
| 2020 | Development and analysis of wafer-bonded four-junction solar cells based on antimonides with 42% efficiency under concentration Predan, Felix; Höhn, Oliver; Lackner, David; Franke, A.; Helmers, Henning; Dimroth, Frank |
Zeitschriftenaufsatz Journal Article |
| 2020 | Radiation hardness and post irradiation regeneration behavior of GaInAsP solar cells Lang, Robin; Schön, Jonas; Lefèvre, Jérémie; Boizot, Bruno; Dimroth, Frank; Lackner, David |
Zeitschriftenaufsatz Journal Article |
| 2020 | Carrier recombination dynamics in Ga0.51In0.49P double-heterostructures up to 500K Walker, A.; Shaked, A.; Dagan, R.; Kribus, A.; Rosenwaks, Y.; Ohlmann, Jens; Lackner, David; Dimroth, Frank |
Zeitschriftenaufsatz Journal Article |
| 2020 | Electron Channeling Contrast Imaging Investigation of Stacking Fault Pyramids in GaP on Si Nucleation Layers Feifel, Markus; Ohlmann, Jens; France, R.; Lackner, David; Dimroth, Frank |
Zeitschriftenaufsatz Journal Article |
| 2020 | MOVPE Growth of GaAs with Growth Rates up to 280 µm/h Lang, Robin; Habib, F.; Dauelsberg, M.; Dimroth, Frank; Lackner, David |
Zeitschriftenaufsatz Journal Article |
| 2020 | Advances in Epitaxial GaInP/GaAs/Si Triple Junction Solar Cells Feifel, Markus; Lackner, David; Ohlmann, Jens; Volz, Kerstin; Hannappel, Thomas; Benick, Jan; Hermle, Martin; Dimroth, Frank |
Konferenzbeitrag Conference Paper |
| 2020 | Environmental Impacts of III-V/Silicon Photovoltaics: Life Cycle Assessment and Guidance for Sustainable Manufacturing Blanco, C.F.; Cucurachi, S.; Dimroth, Frank; Guinée, J.B.; Peijnenburg, W.J.; Vijver, M.G. |
Zeitschriftenaufsatz Journal Article |
| 2020 | Hybrid Bifacial CPV Power Output beyond 350W/m2 Martínez Sánchez, Juan Francisco; Steiner, Marc; Wiesenfarth, Maike; Siefer, Gerald; Glunz, Stefan W.; Dimroth, Frank |
Konferenzbeitrag Conference Paper |
| 2019 | Development of Germanium-Based Wafer-Bonded Four-Junction Solar Cells Höhn, Oliver; Niemeyer, Markus; Weiss, Charlotte; Lackner, David; Predan, Felix; Franke, Alexander; Beutel, Paul; Schachtner, Michael; Müller, Ralph; Siefer, Gerald; Janz, Stefan; Dimroth, Frank |
Zeitschriftenaufsatz Journal Article |
| 2019 | Highly Efficient III-V Based Photovoltaic Laser Power Converters Helmers, Henning; Höhn, Oliver; Lackner, David; Lopez, E.; Ruiz-Preciado, L.; Schauerte, Meike; Siefer, Gerald; Dimroth, Frank; Bett, Andreas W. |
Vortrag Presentation |
| 2019 | Direct Growth of GaInP/GaAs/Si Triple-Junction Solar Cell with 22.3% AM1.5g efficiency Feifel, Markus; Lackner, David; Ohlmann, Jens; Benick, Jan; Hermle, Martin; Dimroth, Frank |
Zeitschriftenaufsatz Journal Article |
| 2019 | Single- and Dual-variant Atomic Ordering in GaAsP Compositionally Graded Buffers on GaP and Si Substrates France, R.M.; Feifel, Markus; Belz, Jürgen; Beyer, A.; Volz, Kerstin; Ohlmann, Jens; Lackner, David; Dimroth, Frank |
Zeitschriftenaufsatz Journal Article |
| 2019 | FLATCON® CPV Module Technology: A New Design based on the Evaluation of 10 Years of Outdoor Measurement Data Wiesenfarth, Maike; Steiner, Marc; Dörsam, Tobias; Siefer, Gerald; Dimroth, Frank; Nitz, Peter; Bett, Andreas W. |
Konferenzbeitrag Conference Paper |
| 2019 | Four-Junction Wafer Bonded Solar Cells for Space Applications Siefer, Gerald; Beutel, Paul; Lackner, David; Oliva, Eduard; Predan, Felix; Schachtner, Michael; Dimroth, Frank; Ledoux, O.; Guiot, Eric |
Konferenzbeitrag Conference Paper |
| 2019 | Development of Back Side Technology for Light Trapping and Photon Recycling in GaAs Solar Cells Micha, D.; Höhn, Oliver; Oliva, Eduard; Klinger, Vera; Bett, Andreas W.; Dimroth, Frank |
Zeitschriftenaufsatz Journal Article |
| 2019 | Thermal Analysis of Passively Cooled Hybrid CPV Module Using Si Cell as Heat Distributor Martínez Sánchez, Juan Francisco; Steiner, Marc; Wiesenfarth, Maike; Glunz, Stefan W.; Dimroth, Frank |
Zeitschriftenaufsatz Journal Article |
| 2019 | Radiation hard four-junction space solar cell based on GaInAsP alloys Lackner, David; Schön, Jonas; Lang, Robin; Godejohann, Birte-Julia; Predan, Felix; Schachtner, Michael; Boizot, Bruno; Lefèvre, Jérémie; Flötgen, C.; Schwar, J.; Dimroth, Frank |
Konferenzbeitrag Conference Paper |
| 2019 | Pushing Energy Yield with Concentrating Photovoltaics Steiner, Marc; Wiesenfarth, Maike; Martínez Sánchez, Juan Francisco; Siefer, Gerald; Dimroth, Frank |
Konferenzbeitrag Conference Paper |
| 2019 | A 19.9%-efficient ultrathin solar cell based on a 205-nm-thick GaAs absorber and a silver nanostructured back mirror Chen, H.-L.; Cattoni, A.; Lepinau, R. de; Walker, Alexandre W.; Höhn, Oliver; Lackner, David; Siefer, Gerald; Faustini, M.; Vandamme, N.; Goffard, J.; Behaghel, B.; Dupuis, C.; Bardou, N.; Dimroth, Frank; Collin, S. |
Zeitschriftenaufsatz Journal Article |
| 2018 | Author Correction: III-V-on-silicon solar cells reaching 33% photoconversion efficiency in two-terminal configuration (Nature Energy (2018) DOI: 10.1038/s41560-018-0125-0) Cariou, Romain; Benick, Jan; Feldmann, Frank; Höhn, Oliver; Hauser, Hubert; Beutel, Paul; Razek, N.; Wimplinger, M.; Bläsi, Benedikt; Lackner, David; Hermle, Martin; Siefer, Gerald; Glunz, Stefan W.; Bett, Andreas W.; Dimroth, Frank |
Zeitschriftenaufsatz Journal Article |
| 2018 | 19.9%-Efficient Ultrathin GaAs Solar Cells with Nanostructured Back Mirror for Multi-Resonant Absorption and Enhanced Luminescence Extraction Chen, H.; Cattoni, A.; Lepinau, R. de; Walker, Alexandre W.; Höhn, Oliver; Lackner, David; Siefer, Gerald; Vandamme, N.; Goffard, J.; Behagehel, B.; Dupuis, C.; Bardou, N.; Dimroth, Frank; Collin, S. |
Vortrag Presentation |
| 2018 | 4-terminal CPV module capable of converting global normal irradiance into electricity Martínez Sánchez, Juan Francisco; Steiner, Marc; Wiesenfarth, Maike; Dimroth, Frank |
Konferenzbeitrag Conference Paper |
| 2018 | Mehrfachsolarzelle mit rückseitiger Germanium-Teilzelle und deren Verwendung Dimroth, Frank; Lackner, David |
Patent |
| 2018 | Carrier-Selective Contacts for High-Efficiency Silicon Solar Cells Glunz, Stefan W.; Feldmann, Frank; Polzin, Jana-Isabelle; Steinhauser, Bernd; Müller, Ralph; Fell, Andreas; Richter, Armin; Niewelt, Tim; Schindler, Florian; Kökbudak, G.; Turan, R.; Nogay, G.; Löper, Philipp; Young, D.L.; Lee, Benjamin G.; Stradins, P.; Bivour, Martin; Cariou, Romain; Benick, Jan; Dimroth, Frank; Hermle, Martin |
Vortrag Presentation |
| 2018 | Author Correction: III-V-on-silicon solar cells reaching 33% photoconversion efficiency in two-terminal configuration (Nature Energy (2018) DOI: 10.1038/s41560-018-0125-0) Cariou, Romain; Benick, Jan; Feldmann, Frank; Höhn, Oliver; Hauser, Hubert; Beutel, Paul; Razek, N.; Wimplinger, M.; Bläsi, Benedikt; Lackner, David; Hermle, Martin; Siefer, Gerald; Glunz, Stefan W.; Bett, Andreas W.; Dimroth, Frank |
Zeitschriftenaufsatz Journal Article |
| 2018 | III-V-on-silicon solar cells reaching 33% photoconversion efficiency in two-terminal configuration Cariou, Romain; Benick, Jan; Feldmann, Frank; Höhn, Oliver; Hauser, Hubert; Beutel, Paul; Razek, Nasser; Wimplinger, Markus; Bläsi, Benedikt; Lackner, David; Hermle, Martin; Siefer, Gerald; Glunz, Stefan W.; Bett, Andreas W.; Dimroth, Frank |
Zeitschriftenaufsatz Journal Article |
| 2018 | Hall characterization of epitaxial GaSb and AlGaAsSb layers using p-n junctions on GaSb substrates Predan, Felix; Ohlmann, Jens; Mrabet, S.; Dimroth, Frank; Lackner, David |
Zeitschriftenaufsatz Journal Article |
| 2018 | Direct growth of III-V/silicon triple-junction solar cells with 19.7% efficiency Feifel, Markus; Ohlmann, Jens; Benick, Jan; Hermle, Martin; Belz, Jürgen; Beyer, Andreas; Volz, Kerstin; Hannappel, Thomas; Bett, Andreas W.; Lackner, David; Dimroth, Frank |
Zeitschriftenaufsatz Journal Article |
| 2018 | Monolithic Photoelectrochemical Device for Direct Water Splitting with 19% Efficiency Cheng, Wen-Hui; Richter, Matthias H.; May, Matthias M.; Ohlmann, Jens; Lackner, David; Dimroth, Frank; Hannappel, Thomas; Atwater, Harry A.; Lewerenz, Hans-Joachim |
Zeitschriftenaufsatz Journal Article |
| 2018 | Exploring New Convergences between PV Technologies for High Efficiency Tandem Solar Cells Lincot, D.; Barreau, N.; Ben Slimane, A.; Bidaud, T.; Collin, S.; Feifel, Markus; Dimroth, Frank; Balestrieri, Matteo; Coutancier, D.; Béchu, S.; Bouttemy, M.; Etcheberry, A.; Durand, O.; Pinault-Thaury, M.A.; Jomard, F. |
Konferenzbeitrag Conference Paper |
| 2018 | Extracting nonradiative parameters in III-V semiconductors using double-heterostructures on active p-n junctions Walker, Alexandre W.; Schön, Jonas; Dimroth, Frank |
Zeitschriftenaufsatz Journal Article |
| 2018 | Combining photon recycling and concentrated illumination in a GaAs heterojunction solar cell Schilling, C.; Höhn, Oliver; Micha, D.N.; Heckelmann, S.; Klinger, Vera; Oliva, Eduard; Glunz, Stefan W.; Dimroth, Frank |
Zeitschriftenaufsatz Journal Article |
| 2018 | Towards nanowire tandem junction solar cells on silicon Borgström, Magnus T.; Magnusson, M.H.; Dimroth, Frank; Siefer, Gerald; Höhn, Oliver; Riel, H.; Schmid, H.; Wirths, S.; Björk, M.; Aberg, I.; Peijnenburg, W.; Vijver, M.; Tchernycheva, M.; Piazza, V.; Samuelson, L. |
Zeitschriftenaufsatz Journal Article |
| 2018 | Improving GaAs Solar Cell Performance and Growth Efficiency at MOVPE Growth Rates of 100 µm/h Lang, Robin; Schön, Jonas; Dimroth, Frank; Lackner, David |
Vortrag Presentation |
| 2018 | Photonic structures for III-V//Si multi-junction solar cells with efficiency >33% Bläsi, Benedikt; Höhn, Oliver; Hauser, Hubert; Tucher, Nico; Cariou, Romain; Benick, Jan; Feldmann, Frank; Beutel, Paul; Lackner, David; Siefer, Gerald; Glunz, Stefan W.; Bett, Andreas W.; Dimroth, Frank; Hermle, Martin |
Konferenzbeitrag Conference Paper |
| 2018 | Optimization of GaAs solar cell performance and growth efficiency at MOVPE growth rates of 100 mm/h Lang, Robin; Schön, Jonas; Dimroth, Frank; Lackner, David |
Zeitschriftenaufsatz Journal Article |
| 2017 | Effects of thermal annealing on structural and electrical properties of surface-activated n-GaSb/n-GaInP direct wafer bonds Predan, Felix; Kovacs, A.; Ohlmann, Jens; Lackner, David; Dunin-Borkowski, Rafal E.; Dimroth, Frank; Jäger, W. |
Zeitschriftenaufsatz Journal Article |
Fraunhofer Institute for Solar Energy Systems ISE