Simon Züfle

Personal profile

Position at the ZHAW

Research Associate / PostDoc

www.zhaw.ch/de/engineering/institute-zentren/icp/organische-elektronik-und-photovoltaik/

Expertise and research interests

Organic Solar Cells, Perovskite Solar Cells, Organic Light Emitting Diodes, Electrical Characterization, Optoelectrical Modelling, Degradation

Educational background

2003 - 2009 Karlsruhe Universite/Karlsruhe Institute of Technology
Physics Studies with Diploma degree

Professional milestones

11/2009 – 04/2010 Lichttechnisches Institut, KIT
Scientific Assistant
10/2010 – today Institute of Computational Physics, ZHAW
Scientific Assistant
03/2014 - 07/2017 ZHAW/KIT/Fluxim
PhD studies
08/2017 - today Institute of Computational Physics, ZHAW
Research Associate / PostDoc

Membership of networks

• Google Scholar
• Researchgate
• Mendeley
• Orcid
• Scopus
• ResearcherID

Publications

• Jenatsch, Sandra; Züfle, Simon; Blülle, Balthasar; Ruhstaller, Beat,

  2020.

  Combining steady-state with frequency and time domain data to quantitatively analyze charge transport in organic light-emitting diodes.

  Journal of Applied Physics.

  127(3).

  Available from: https://doi.org/10.1063/1.5132599

• Hofmann, Alexander J.L.; Züfle, Simon; Shimizu, Kohei; Schmid, Markus; Wessels, Vivien; Jäger, Lars; Altazin, Stéphane; Ikegami, Keitaro; Khan, Motiur Rahman; Neher, Dieter; Ishii, Hisao; Ruhstaller, Beat; Brütting, Wolfgang,

  2019.

  Dipolar doping of organic semiconductors to enhance carrier injection.

  Physical Review Applied.

  12(6).

  Available from: https://doi.org/10.1103/PhysRevApplied.12.064052

• Neukom, Martin T.; Schiller, Andreas; Züfle, Simon; Knapp, Evelyne; Ávila, Jorge; Pérez-del-Rey, Daniel; Dreessen, Chris; Zanoni, Kassio P.S.; Sessolo, Michele; Bolink, Henk J.; Ruhstaller, Beat,

  2019.

  Consistent device simulation model describing perovskite solar cells in steady-state, transient, and frequency domain.

  ACS Applied Materials & Interfaces.

  11(26), pp. 23320-23328.

  Available from: https://doi.org/10.1021/acsami.9b04991

• Meitzner, Rico; Faber, Tobias; Alam, Shahidul; Amand, Aman; Roesch, Roland; Büttner, Mathias; Herrmann-Westendorf, Felix; Presselt, Martin; Ciammaruchi, Laura; Visoly-Fisher, Iris; Veenstra, Sjoerd; Diaz de Zerio, Amaia; Xu, Xiaofeng; Wang, Ergang; Müller, Christian; Troshin, Pavel; Hager, Martin D.; Köhn, Sandra; Dusza, Michal; Krassas, Miron; Züfle, Simon; Kymakis, E.; Katz, Eugene A.; Berson, Solenn; Granek, Filip; Manceau, Matthieu; Brunetti, Francesca; Polino, Giuseppina; Schubert, Ulrich S.; Lira-Cantu, Monica; Hoppe, Harald,

  2019.

  Impact of P3HT materials properties and layer architecture on OPV device stability.

  Solar Energy Materials and Solar Cells.

  202(110151).

  Available from: https://doi.org/10.1016/j.solmat.2019.110151

• Züfle, Simon; Hansson, Rickard; Katz, Eugene A.; Moons, Ellen,

  2019.

  Initial photo-degradation of PCDTBT:PC70BM solar cells studied under various illumination conditions : role of the hole transport layer.

  Solar Energy.

  2019(183), pp. 234-239.

  Available from: https://doi.org/10.1016/j.solener.2019.03.020

• Regnat, Markus; Pernstich, Kurt P.; Züfle, Simon; Ruhstaller, Beat,

  2018.

  Analysis of the bias-dependent split emission zone in phosphorescent OLEDs.

  ACS Applied Materials & Interfaces.

  10(37), pp. 31552-31559.

  Available from: https://doi.org/10.1021/acsami.8b09595

• Fluhr, Daniel; Züfle, Simon; Muhsin, Burhan; Öttking, Rolf; Seeland, Marco; Roesch, Roland; Schubert, Ulrich S.; Ruhstaller, Beat; Krischok, Stefan; Hoppe, Harald,

  2018.

  Aluminum electrode insulation dynamics via interface oxidation by reactant diffusion in organic layers.

  Physica status solidi A.

  215(23).

  Available from: https://doi.org/10.1002/pssa.201800474

• Neukom, Martin; Züfle, Simon; Jenatsch, Sandra; Ruhstaller, Beat,

  2018.

  Opto-electronic characterization of third-generation solar cells.

  Science and Technology of Advanced Materials.

  19(1), pp. 291-316.

  Available from: https://doi.org/10.1080/14686996.2018.1442091

• Jenatsch, Sandra; Altazin, Stéphane; Will, Paul Anton; Neukom, Martin T.; Knapp, Evelyne; Züfle, Simon; Lenk, Simone; Reineke, Sebastian; Ruhstaller, Beat,

  2018.

  Quantitative analysis of charge transport in intrinsic and doped organic semiconductors combining steady-state and frequency-domain data.

  Journal of Applied Physics.

  124(105501).

  Available from: https://doi.org/10.1063/1.5044494

• Ciammaruchi, Laura; Oliveira, Ricardo; Charas, Ana; Tulus, N.N.; von Hauff, Elizabeth; Polino, Giuseppina; Brunetti, Francesca; Hansson, Rickard; Moons, Ellen; Krassas, Miron; Kakavelakis, George; Kymakis, Emmanuel; Sánchez, José G.; Ferre-Borrull, Josep; Marsal, Lluis F.; Züfle, Simon; Fluhr, Daniel; Roesch, Roland; Faber, Tobias; Schubert, Ulrich S.; Hoppe, Harald; Bakker, Klaas; Veenstra, Sjoerd; Zanotti, Gloria; Katz, Eugene A.; Apilo, Pälvi; Romero, Beatriz; Tumay, Tülay Aslı; Parlak, Elif; Stagno, Luciano Mule; Turkovic, Vida; Rubahn, Horst-Günter; Madsen, Morten; Kažukauskas, Vaidotas; Tanenbaum, David M.; Shanmugam, Santhosh; Galagan, Yulia,

  2018.

  Stability of organic solar cells with PCDTBT donor polymer : an interlaboratory study.

  Journal of Materials Research.

  33(13), pp. 1909-1924.

  Available from: https://doi.org/10.1557/jmr.2018.163

• Züfle, Simon; Altazin, Stéphane; Hofmann, Alexander; Jäger, Lars; Neukom, Martin T.; Brütting, Wolfgang; Ruhstaller, Beat,

  2017.

  Determination of charge transport activation energy and injection barrier in organic semiconductor devices.

  Journal of Applied Physics.

  122(115502).

  Available from: https://doi.org/10.1063/1.4992041

• Züfle, Simon; Altazin, Stéphane; Hofmann, Alexander; Jäger, Lars; Neukom, Martin; Schmidt, Tobias D.; Brütting, Wolfgang; Ruhstaller, Beat,

  2017.

  The use of charge extraction by linearly increasing voltage in polar organic light-emitting diodes.

  Journal of Applied Physics.

  121(175501).

  Available from: https://doi.org/10.1063/1.4982903

• Neukom, Martin; Züfle, Simon; Knapp, Evelyne; Makha, Mohammed; Hany, Roland; Ruhstaller, Beat,

  2017.

  Why perovskite solar cells with high efficiency show small IV-curve hysteresis.

  Solar Energy Materials & Solar Cells.

  169, pp. 159-166.

  Available from: https://doi.org/10.1016/j.solmat.2017.05.021

• Altazin, Stéphane; Züfle, Simon; Knapp, Evelyne; Kirsch, Christoph; Schmidt, T.D.; Jäger, L.; Noguchi, Y.; Brütting, W.; Ruhstaller, Beat,

  2016.

  Simulation of OLEDs with a polar electron transport layer.

  Organic Electronics.

  39, pp. 244-249.

  Available from: https://doi.org/10.1016/j.orgel.2016.10.014

• Gevorgyan, Suren A.; Espinosa, Nieves; Ciammaruchi, Laura; Roth, Bérenger; Livi, Francesco; Tsopanidis, Stylianos; Züfle, Simon; Queirós, Sara; Gregori, Alberto; Benatto, Gisele Alves dos Reis; Corazza, Michael; Madsen, Morten V.; Hösel, Markus; Beliatis, Michail J.; Larsen-Olsen, Thue Trofod; Pastorelli, Francesco; Castro, António; Mingorance, Alba; Lenzi, Veniero; Fluhr, Daniel; Roesch, Roland; Maria Duarte Ramos, Marta; Savva, Achilleas; Hoppe, Harald; Marques, Luís Silvino Alves; Burgués, Ignasi; Georgiou, Efthymios; Serrano-Luján, Lucia; Krebs, Frederik C.,

  2016.

  Baselines for Lifetime of Organic Solar Cells.

  Advanced Energy Materials.

  6(22), pp. 1600910.

  Available from: https://doi.org/10.1002/aenm.201600910

• Züfle, Simon; Neukom, Martin T.; Altazin, Stéphane; Zinggeler, Marc; Chrapa, Marek; Offermans, Ton; Ruhstaller, Beat,

  2015.

  An effective area approach to model lateral degradation in organic solar cells.

  Advanced Energy Materials.

  5(20).

  Available from: https://doi.org/10.1002/aenm.201500835

• Eck, Michael; Van Pham, Chuyen; Züfle, Simon; Neukom, Martin; Sessler, Martin; Scheunemann, Dorothea; Erdem, Emre; Weber, Stefan; Borchert, Holger; Ruhstaller, Beat; Krüger, Michael,

  2014.

  Improved efficiency of bulk heterojunction hybrid solar cells by utilizing CdSe quantum dot–graphene nanocomposites.

  Physical Chemistry Chemical Physics.

  16(24), pp. 12251-12260.

  Available from: https://doi.org/10.1039/c4cp01566e

• Jenatsch, Sandra; Hany, Roland; Véron, Anna C.; Neukom, Martin; Züfle, Simon; Borgschulte, Andreas; Ruhstaller, Beat; Nüesch, Frank,

  2014.

  Influence of molybdenum oxide interface solvent sensitivity on charge trapping in bilayer cyanine solar cells.

  The Journal of Physical Chemistry C.

  118(30), pp. 17036-17045.

  Available from: https://doi.org/10.1021/jp5005314

• Neukom, M. T.; Züfle, Simon; Ruhstaller, Beat,

  2012.

  Reliable extraction of organic solar cell parameters by combining steady-state and transient techniques.

  Organic Electronics.

  13(12), pp. 2910-2916.

  Available from: https://doi.org/10.1016/j.orgel.2012.09.008

• Häusermann, Roger; Jenatsch, Sandra; Leganés Carballo, Jaime; Sharifidehsari, Hamed; Blülle, Balthasar; Züfle, Simon; Liaptsis, Georgios; Ruhstaller, Beat,

  2021.

  Optimizing charge transport and reducing excitonic loss channels in fluorescent doped TADF OLEDs [paper].

  In:

  SID International Symposium : Digest of Technical Papers.

  International Conference on Display Technology (ICDT), Wuhan, China, 11-14 October 2020.

  Wiley.

  pp. 341-344.

  Available from: https://doi.org/10.1002/sdtp.14686

• Jenatsch, Sandra; Züfle, Simon; Blülle, Balthasar; Ruhstaller, Beat,

  2021.

  Combining steady‐state, frequency, and time domain data for a comprehensive analysis of multilayer TADF OLEDs [paper].

  In:

  SID International Symposium : Digest of Technical Papers.

  International Conference on Display Technology (ICDT), Wuhan, China, 11-14 October 2020.

  Wiley.

  pp. 299-302.

  Available from: https://doi.org/10.1002/sdtp.14470

• Jenatsch, Sandra; Züfle, Simon; Blülle, Balthasar; Ruhstaller, Beat,

  2020.

  Combining steady‐state, frequency, and time domain data for a comprehensive analysis of multilayer TADF OLEDs [paper].

  In:

  SID International Symposium : Digest of Technical Papers.

  Display Week 2020, online, 3-7 August 2020.

  Wiley.

  pp. 634-637.

  Available from: https://doi.org/10.1002/sdtp.13947

• Jenatsch, Sandra; Züfle, Simon; Will, Paul Anton; Bülle, Balthasar; Neukom, Martin; Lenk, Simone; Reineke, Sebastian; Braga, Daniele; Domanski, Konrad; Ruhstaller, Beat,

  2019.

  Quantitative analysis of charge transport in single‐carrier devices and OLEDs combining DC and AC data [paper].

  In:

  SID International Symposium : Digest of Technical Papers.

  International Conference on Display Technology (ICDT), Kunshan, China, 26-29 March 2019.

  pp. 1895-1898.

  Available from: https://doi.org/10.1002/sdtp.13333

• Altazin, Stéphane; Züfle, Simon; Knapp, Evelyne; Kirsch, Christoph; Schmidt, Tobias D.; Jäger, Lars; Brütting, Wolfgang; Ruhstaller, Beat,

  2016.

  Combining simulators and experiments to study the impact of polar OLED materials [paper].

  In:

  SID Symposium Digest of Technical Papers.

  SID International Symposium, San Francisco, USA, 22-27 May 2016.

  Wiley.

  pp. 1750-1753.

  Available from: https://doi.org/10.1002/sdtp.11059

• Altazin, Stéphane; Züfle, Simon; Knapp, Evelyne; Kirsch, Christoph; Schmidt, Tobias D.; Jäger, Lars; Brütting, Wolfgang; Ruhstaller, Beat,

  2016.

  On the role of polar molecules and the barrier for charge injection in OLEDs [paper].

  In:

  So, Franky; Adachi, Chihaya; Kim, Jang-Joo, eds.,

  Proceedings of SPIE, Organic Light Emitting Materials and Devices XX.

  SPIE Organic Photonics + Electronics, San Diego, USA, 28 August - 1 September 2016.

  Available from: https://doi.org/10.1117/12.2238620

• Regnat, M.; Jenatsch, S.; Züfle, S.; Pernstich, K. P.; Ruhstaller, B.,

  2021.

  Advanced characterization and device simulation towards better understanding of OLED degradation mechanisms.

  In:

  21st International Meeting on Information Display (IMID 2021), Seoul, Korea, 25-27 August 2021.

Publications before appointment at the ZHAW

N. S. Christ, S. W. Kettlitz, S. Züfle, S. Valouch, and U. Lemmer: Nanosecond response of organic solar cells and photodiodes: Role of trap states, Physical Review B, 83,195211, 2011.

S. Valouch, S. W. Kettlitz, N. S. Christ, S. Züfle, C. M. Ögün, M. Nintz, and U. Lemmer: Nanosecond response organic photodiodes: From device physics towards biosensor applications, MRS Proceedings, 1358, 2011.

N. S. Christ, S. W. Kettlitz, S. Züfle, S. Valouch, and U. Lemmer: Trap states limited nanosecodn response of organic solar cells, Numerical Simulation of Optoelectronic Devices (NUSOD), 69, 2010

S. Züfle, N. S. Christ, S. W. Kettlitz, S. Valouch and U. Lemmer: Influence of temperature-dependent mobilities on the nanosecond response of organic solar cells and photodetectors, Applied Physics Letters, 97,063306, 2010.

S. Valouch, C. Ögün, S. W. Kettlitz, S. Züfle, N. Christ, and U. Lemmer: Printed circuit board encapsulation and integration of high-speed polymer photodiodes, Sensor Letters, 8,392, 2010.

S. Valouch, S. W. Kettlitz, C. Ögün, W. Sittel, N. Christ, S. Züfle, and U. Lemmer: Organic photodiodes with fast photoresponse integrated on printed circuit boards for biochip applications, APS Meeting Abstracts, 2010.

S. Valouch, C. Ögün, S. W. Kettlitz, S. Züfle, and U. Lemmer: Printed Circuit Board Integration and Encapsulation of High-Speed Polymer Photodiodes, E-MRS Spring Meeting, 2009.

N. S. Christ, S. W. Kettlitz, S. Valouch, S. Züfle, C. Gärtner, M. Punke, and U. Lemmer: Nanosecond response of organic solar cells and photodetectors, Journal of Applied Physics, 105,104513, 2009.

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