IPOC - Functional Polymers


S. Ludwigs, Flexibel, sensitiv und reagierend, Nachrichten aus der Chemie, 2024,


S. Fabiano, L. Flagg, T. C. C. Hidalgo, S. Inal, L. Kaake, L. Kayser, S. T. Keene, S. Ludwigs, C. Müller, B. Savoie, B. Lussem, J. Lutkenhaus, M. Matta, D. Meli, S. Patel, B. Paulsen, J. Rivnay, J. Surgailis, The first Telluride Science Meeting on the Fundamentals of Organic Mixed Ionic/Electronic Conductors, J. Mater. Chem. C, 2023,

E.Völkle, F. Schulz, J. MaxiKanold, M. Michaelis, K. Wisseld, F. Brümmer, A.S. Schenk, S. Ludwigs, J. Bill, D. Rothenstein, Functional Mimicry of Sea Urchin Biomineralization Proteins with CaCO3-Binding Peptides Selected by Phage Display, Journal of Materials Chemistry B, 2023, accepted

J. Kim, X. Ren, Y. Zhang, D. Fazzi, S. Manikandan, J. W. Andreasen, X. Sun, S. Ursel, H. Un, S. Peralta, M. Xiao, J. Town, A. Marathianos, S. Roesner, T. Bui, S. Ludwigs, H. Sirringhaus, S. Wang, Efficient N-Type Organic Electrochemical Transistors and Field-Effect Transistors Based on PNDI-Copolymers Bearing Fluorinated Selenophene-Vinylene-Selenophenes, Adv. Science, 2023,

S. Pflumm, Y. Wiedemann, D. Fauser, J. Safaraliyev, D. Lunter, H. Steeb, S. Ludwigs, Autonomous Adaption of Intelligent Humidity-Programmed Hydrogel Patches for Tunable Stiffness and Drug Release, Adv. Materials Technologies, 2023, 2300937.

L. G. Kaake, B. Gompf , S. Ludwigs, Electrochemical and Solvent-Driven Swelling in a Conducting Polymer Film, Chem. Mater. 2023, 35,11, 4532.

D. de Jong, J. Karst, D. Ludescher, M. Floess, S. Moell, K. Dirnberger, M. Hentschel, S. Ludwigs, P.V. Braun, H. Giessen, Electrically Switchable Metallic Polymer Metasurface Device with Gel Polymer Electrolyte, Nanophotonics 2023, 12, 8, 1397,

L. Tesi, F. Stemmler, M. Winkler, S.S.Y. Liu, S. Das, X. Sun, M. Zharnikov, S. Ludwigs, J. van Slageren, Modular Approach to Creating Functionalized Surface Arrays of Molecular Qubits, Adv. Mater. 2023,

C. Rieg, M. Kirchhof, K. Gugeler, A.-K. Beurer, L. Stein, K. Dirnberger, W. Frey, J.R. Bruckner, Y. Traa, J. Kästner, S. Ludwigs, S. Laschat, M. Dyballa, Determination of Accessibility and Spatial Distribution of Chiral Rh Diene Complexes Immobilized on SBA-15 via Phosphine‑based NMR Probe Molecules, Catal. Sci.Technol. 2023, 13, 410,



J. Karst, Y. Lee, M. Floess, M. Ubl, S. Ludwigs, M. Hentschel, H. Giessen, Electro-active Metaobjective from Metalenses-on-Demand, Nature Comm. 2022, 13, 7183,

J.H. Kim, M. Wieland, B. Omiecienski, Y. Kim, J. Park, G. Kim, S. Ludwigs, M.-H. Yoon, Delicate Modulation of Mixed Conducting Properties of PEDOT:PSS Via Crosslinking with Polyvinyl Alcohol, Flex. Print. Electron. 2022, 7, 044005,

F. Borrmann, T. Tsuda, O. Guskova, N. Kiriy, C. Hoffmann, D. Neusser, S. Ludwigs, U. Lappan, F. Simon, M. Geisler, B. Debnath, Y. Krupskaya, M. Al-Hussein, A. Kiriy, Charge-Compensated n-Doped π-Conjugated Polymers: Toward Both Thermodynamic Stability of n-Doped States in Water and High Electron Conductivity, Advanced Science 2022, 2203530,

V. Gruen, S. Kajiyama, S. Rosenfeldt, S. Ludwigs, A.S. Schenk, T. Kato, One-Dimensional Assemblies of Co3O4 Nanoparticles Formed from Cobalt Hydroxide Carbonate Prepared by Bio-Inspired Precipitation within Confined Space, Crystal Growth & Design 2022, 22, 5883,

D. Neusser, B. Sun, W.L. Tan, L. Thomsen, T. Schultz, L. Perdigon-Toro, N. Koch, S. Shoaee, C.R. McNeill, D. Neher, S. Ludwigs, Spectroelectrochemically Determined Energy Levels of PM6:Y6 Blends and their Relevance to Solar Cell Performance, J. Mater. Chem. C 2022, 10, 11565, Doi:  HOT Paper Coverimage

J. W. Borchert, R.T. Weitz, S. Ludwigs, H. Klauk, A Critical Outlook for the Pursuit of Lower Contact Resistance in Organic Transistors, Adv. Mater.  2022, 2104075.

C. Dingler, R. Walter, B. Gompf, S. Ludwigs, In-situ Monitoring of Optical Constants, Conductivity and Swelling of PEDOT:PSS from Doped to the Fully Neutral State, Macromolecules 2022, 55, 1600,



J. E. Kuhlmann, S. S. Y. Liu, K. Dirnberger, M. Zharnikov, S. Ludwigs, Electrochemical Characterization of Redox Probes Confined in 3D Conducting Polymer NetworksChem. Eur. J. 2021, 119, 163301,

J. Karst, M. Floess, M. Ubl, C. Dingler, C. Malacrida, T. Steinle, S. Ludwigs, M. Hentschel, H. Giessen, Electrically Switchable Metallic Polymer Nanoantennas, Science 2021, 374, 6567, 612, 

Press Release:,

L. S. Hornberger, D. Neusser, C. Malacrida, L. G. Kaake, S. Ludwigs, How Charge Trapping Affects the Conductivity of Electrochemically Doped Poly(3-hexylthiophene) Films, Appl. Phys. Lett. 2021, 119, 163301,

A. I. Waidha, T. Ferber, M. Donzelli, N. Hosseinpourkahvaz, V. Vanita, K. Dirnberger, S. Ludwigs, R. Hausbrand, W. Jaegermann, O. Clemens, Compositional Dependence of Li-Ion Conductivity in Garnet-Rich Composite Electrolytes for All-Solid-State Lithium-Ion Batteries - Toward Understanding the Drawbacks of Ceramic-Rich Composites, ACS Appl. Mater. Interfaces 2021,

C. Malacrida, L. Scapinello, R. Cirilli, S. Grecchi, A. Penoni, T. Benincori, S. Ludwigs, In Situ Electrochemical Investigations of Inherently Chiral 2,2’-Biindole Architectures with Oligothiophene Terminals, ChemElectroChem 2021,

C. Beaumont, J. Turgeon, M. Idir, D. Neusser, R. Lapointe, S. Caron, W. Dupont, D. D’Astous, S. Shamsuddin, S. Hamza, É. Landry, S. Ludwigs, M. Leclerc, Water-Processable Self-Doped Conducting Polymers via Direct (Hetero)arylation Polymerization, Macromolecules 2021,

S. Gámez-Valenzuela, D. Neusser, C. Benitez-Martin, F. Najera, J. A. Guadix, C. Moreno-Yruela, B. Villacampa, R. Ponce Ortiz, S. Ludwigs, R. Andreu, M. C. Ruiz Delgado, V-shaped Pyranylidene/Triphenylamine-based Chromophores with Enhanced Photophysical, Electrochemical and Nonlinear Optical Properties,  Mater. Adv. 2021, DOI:10.1039/d1ma00415h.

C. Dingler, H. Müller, M. Wieland, D. Fauser, H. Steeb, S. Ludwigs, From Understanding Mechanical Behavior to Curvature Prediction of Humidity‐Triggered Bilayer Actuators, Adv. Mater. 2021,

Press Release:

P. Shiri, D. Neusser, C. Malacrida, S. Ludwigs, L. G. Kaake, Mixed Ion-Carrier Diffusion in Poly(3-Hexyl Thiophene)/Perchlorate Electrochemical Systems, J. Phys. Chem C. 2021, 125, 1, 536.



M. Kern, L. Tesi, D. Neusser, N. Rußegger, M. Winkler, A. Allgaier, Y. M. Gross, S. Bechler, H. S. Funk, L.-T. Chang, J. Schulze, S. Ludwigs, J. van Slageren, Hybrid Spintronic Materials from Conducting Polymers with Molecular Quantum Bits, Adv. Funct. Mater. 2020, 2006882.

J. Ratzsch, J. Karst, J. Fu, M. Ubl, T. Pohl, F. Sterl, C. Malacrida, M. Wieland, B. Reineke, T. Zentgraf, S. Ludwigs, M. Hentschel, H. Giessen, Electrically Switchable Metasurface for Beam Steering Using PEDOT, J. Optics 2020, Doi:; Special Issue on Switchable Metasurfaces.

C. Malacrida, Y. Lu, K. Dirnberger, S. Gámez-Valenzuela, M. C. Ruiz Delgado, S. Ludwigs, Towards Highly Conducting Bicarbazole Redox Polymer Films with Plateau-like Conductivities, J. Mater. Chem. C 2020, Doi:; "Celebrating Tobin Marks’ 75th Birthday" themed collection.

A. Schenk, M. Goll, L. Reith, M. Roussel, B. Blaschkowski, S. Rosenfeldt, X. Yin, W. Schmahl, S.  Ludwigs, Hierarchically Structured Spherulitic Cobalt Hydroxide Carbonate as a Precursor to Ordered Nanostructures of Electrocatalytically Active Co3O4, Cryst. Growth & Design 2020, 20, 10, 6407.

A.S. Abd‐El‐Aziz, M. Antonietti, C. Barner‐Kowollik, W.H. Binder, A. Böker, C. Boyer, M.R. Buchmeiser, S.Z.D. Cheng, F. D’Agosto, G. Floudas, H. Frey, G. Galli, J. Genzer, L. Hartmann, R. Hoogenboom, T. Ishizone, D.L. Kaplan, M. Leclerc, A. Lendlein, B. Liu, T.E. Long, S. Ludwigs, J.‐F. Lutz, K. Matyjaszewski, M.A.R. Meier, K. Müllen, M. Müllner, B. Rieger, T.P. Russell, D.A. Savin, A.D. Schlüter, U.S. Schubert, S. Seiffert, K. Severing, J.B.P. Soares, M. Staffilani, B.S. Sumerlin, Y. Sun, B. Zhong Tang, C. Tang, P. Théato, N. Tirelli, O.K.C. Tsui, M.M. Unterlass, P. Vana, B. Voit, S. Vyazovkin, C. Weder, U. Wiesner, W.‐Y. Wong, C. Wu, Y. Yagci, J. Yuan, G. Zhang, The Next 100 Years of Polymer Science, Macromol. Chem. Phys. 2020, 2000216.

D. Neusser, C. Malacrida, M. Kern, Y. Gross, J. van Slageren, S. Ludwigs, High Conductivities of Disordered P3HT films by an Electrochemical Doping Strategy, Chem. Mater. 2020, 32, 6003.

A.I. Hofmann, R. Kroon, S. Zokaei, E. Järsvall, C. Malacrida, S. Ludwigs, T. Biskup, C. Müller, Chemical Doping of Conjugated Polymers with the Strong Oxidant Magic BlueAdv. Electronics Mater. 2020, 6, 2000249.

J. W. Borchert, U. Zschieschang, F. Letzkus, M. Giorgio, R.T. Weitz, M. Caironi, J.N. Burghartz, S. Ludwigs, H. Klauk, Flexible Low-Voltage High-Frequency Organic Thin-Film TransistorsScience Advances 2020, 21 (6), eaaz5156.

M. Wieland, C. Malacrida, Q. Yu, C. Schlewitz, L. Scapinello, A. Penoni, S. Ludwigs, Conductance and Spectroscopic Mapping of EDOT Polymer Films upon Electrochemical Doping, in „Focus on New Materials and Applications for Organic Electrolyte Gated Transistors“, Flex. Print. Electron. 2020, 5, 014016.

M. Wieland, C. Dingler, R. Merkle, J. Maier, S. Ludwigs, Humidity-Controlled Water Uptake and Conductivities in Ion and Electron Mixed Conducting Polythiophene Films, ACS Applied Materials & Interfaces, 2020, 12, 6742.

C. Rothe, D. Neusser, N. Hoppe, K. Dirnberger, W. Vogel, S. Gamez-Valenzuela, J.T. Lopez Navarrete, B. Villacampa, M. Berroth, M. Carmen Ruiz-Delgado, S. Ludwigs, Push–pull Thiophene Chromophores for Electro-Optic Applications: From 1D Linear to β-branched Structures, PCCP 2020, 22, 2283.

U. Zschieschang, J.W. Borchert, M. Giorgio, M. Caironi, F. Letzkus,
J.N. Burghartz, U. Waizmann, J. Weis, S. Ludwigs, H. Klauk, Roadmap to Gigahertz Organic Transistors, Adv. Funct. Mater. 2020, 1903812.

S.S.Y. Lu, S. Ludwigs, Electrochemical Manipulation of Aligned Block Copolymer Templates, Macromol. Rapid Comm. 2020, 41, 1900485: Special Issue: 100 Years of Macromolecular Chemistry.



E. Sauter, G. Nascimbeni, D. Trefz, S. Ludwigs, E. Zojer, F. von Wrochem, M. Zharnikov, A Dithiocarbamate Anchoring Group as a Flexible Platform for Interface Engineering, PCCP, 2019, 21, 22511.

C. Malacrida, A.H. Habibi, S. Gámez-Valenzuela, I. Lenko, P.S. Marqués, A. Labrunie, J. Grolleau, J.T. López Navarrete, M.C. Ruiz Delgado, C. Cabanetos, P. Blanchard, S. Ludwigs, Impact of the Replacement of a Triphenylamine by a Diphenylmethylamine Unit on the Electrochemical Behavior of Pentaerythritol-Based Push-Pull Tetramers, ChemElectroChem, 2019, 6, 1.

Y. M. Gross, D. Trefz, C. Dingler, D. Bauer, V. Vijayakumar, V. Untilova, L. Biniek, M. Brinkmann, S. Ludwigs, From Isotropic to Anisotropic Conductivities in P(NDI2OD-T2) by (Electro-)Chemical Doping Strategies, Chemistry of Materials, 2019, 31, 3542.

Y. M. Gross, and S. Ludwigs, P(NDI2OD-T2) Revisited – Aggregation Control as Key for High Performance n-Type Applications, Synthetic Metals 2019, 253, 73.

P. Blanchard, C. Malacrida, C. Cabanetos, J. Roncali, S. Ludwigs, Triphenylamine and Some of Its Derivatives as Versatile Building Blocks for Organic Electronic Applications, Polymer International 2019, 68, 589.

J. Borchert, B. Peng, F. Letzkus, J. Burghartz, P.K.L. Chan, K. Zojer, S. Ludwigs, H. Klauk, Small Contact Resistance and High-Frequency Operation of Flexible Low-Voltage Inverted Coplanar Organic Transistors, Nature Communications 2019, 10, 1119.

I. Wurzbach, C. Rothe, K. Bruchlos, S. Ludwigs, F. Giesselmann, Shear Alignment and 2D Charge Transport of Tilted Smectic Liquid Crystalline Phases – XRD and FET Studies, J. Mater. Chem. C 2019, 7, 2615.

A. Wolf, J.-J. Cid, E. Moulin, F. Niess, G. Du, A. Goujon, E. Busseron, A. Ruff, S. Ludwigs, N. Giuseppone, Unsymmetric Bistable [c2]Daisy Chain Rotaxanes Which Combine Two Types of Electroactive Stoppers, in Special Issue: 50 Years of Rotaxanes, Eur. J. Org. Chem. 2019, 3421; VIP article.

D. Trefz, Y. M. Gross, C. Dingler, R. Tkachov, A. Hamidi-Sakr, A. Kiriy, C. R. McNeill, M. Brinkmann, S. Ludwigs, Tuning Orientational Order of Highly Aggregating P(NDI2OD-T2) by Solvent Vapor Annealing and Blade Coating, Macromolecules 2019, 52, 43.

C. Dingler, K. Dirnberger, S. Ludwigs, Semiconducting Polymer Spherulites—From Fundamentals to Polymer Electronics, Macromolecular Rapid Comm. 2019, 40, 1800601.


J.W. Borchert, U. Zschieschang, F. Letzkus, M. Giorgio, M. Caironi, J.N. Burghartz, S. Ludwigs, H. Klauk, Record Static and Dynamic Performance of Flexible Organic Thin-Film Transistors, 2018 IEEE International Electron Devices Meeting (IEDM), DOI: 10.1109/IEDM.2018.8614641.

T. Benincori, S. Gámez-Valenzuela, M. Goll, K. Bruchlos, C. Malacrida, S. Arnaboldi, P. R. Mussini, M. Panigati, J. T. López-Navarrete, M. Carmen Ruiz-Delgado, G. Appoloni, S. Ludwigs, Electrochemical Studies of a New Low-Band Gap Inherently Chiral EDOT-based Oligothiophene, Electrochim. Acta 2018, 284, 513.

A. Ruff, X. Qian, K. Porfyrakis, S. Ludwigs, Effect of the Type and Number of Organic Addends on Fullerene Acceptors for n-Type Electronic Devices: Redox Properties and Energy Levels, Chemistry Select 2018, 3, 5778.
G. Sini, M.l Schubert, C. Risko, S. Roland, O.P. Lee, Z. Chen, T.V. Richter, D. Dolfen, V. Coropceanu, S. Ludwigs, U. Scherf, A. Facchetti, J.M. J. Fréchet, D. Neher, On the Molecular Origin of Charge Separation at the Donor–Acceptor Interface, Adv. Energy Materials 2018, 1702232.

K. Bruchlos, D. Trefz, A. Hamidi-Sakr, M. Brinkmann, J. Heinze, A. Ruff, S. Ludwigs, Poly(3-hexylthiophene) Revisited - Influence of Film deposition on the Electrochemical Behaviour and Energy Levels, Electrochim. Acta, 2018, 269, 299.


P. Reinold, K. Bruchlos, S. Ludwigs, Simultaneous Doping and Crosslinking of Polythiophene Films, Polymer Chemistry 2017, 8, 7351.    

Y.M. Gross, D. Trefz, R. Tkachov, V. Untilova, M. Brinkmann, G.L. Schulz, S. Ludwigs, Tuning Aggregation by Regioregularity in N-Type P(NDI2OD-T2) Donor-Acceptor Copolymers, Macromolecules 2017, 50, 5353.          

R. Merkle, P. Gutbrod, P. Reinold, M. Katzmaier, R. Tkachov, J. Maier, S. Ludwigs, Mixed Conductivity of Polythiophene-based Ionic Polymers under Controlled Conditions, Polymer 2017, 134, 216.        

N. Hoppe, C. Rothe, A. Celik, M.F. Rosa, W. Vogel, D. Widmann, L. Rathgeber, M.C. Ruiz Delgado, B. Villacampa, S. Ludwigs, M. Berroth, Single Waveguide Silicon-Organic Hybrid Modulators, Special issue: Kleinheubacher Berichte 2016, Adv. Radio Science 2017, 15, 141.             

A.S. Schenk, S. Eiben, M. Goll, L. Reith, A.N. Kulak, F.C. Meldrum, H. Jeske, C. Wege, S. Ludwigs, Virus-Directed Formation of Electrocatalytically Active Nanoparticle-Based Co3O4 Tubes, Nanoscale 2017, 9(19), 6334.             

G.L. Schulz, F. S. U. Fischer, D. Trefz, A. Melnyk, A. Hamidi-Sakr, M. Brinkmann, D. Andrienko, and S. Ludwigs, The PCPDTBT Family: Correlations between Chemical Structure, Polymorphism, and Device Performance, Macromolecules 2017, 50, 1402.                 

G.L. Schulz, S. Ludwigs, Controlled Crystallization of Conjugated Polymer Films from Solution and Solvent Vapor for Polymer Electronics, Adv. Funct. Mater. 2017, 27, 1603083.        

E. van Hauff, E. da Como, S. Ludwigs, Optoelectronic Properties of PCPDTBT for Photovoltaics: Morphology Control & Molecular Doping, in K. Leo, Ed. Elementary Processes in Organic Photovoltaics, Adv. Polym. Sci. 2017, 272, 109.


D.I. Kutsarov, I. Rasovic, A. Zachariadis, A. Laskarakis, M.A. Lebedeva, K. Porfyrakis, C.A. Mills, M.J. Beliatis, B. Fisher, K. Bruchlos, S. Ludwigs, S. Logothetidis, S.R.P. Silva, Achieving 6.7% Efficiency in P3HT/Indene-C70 Bisadduct Solar Cells through the Control of Vertical Volume Fraction Distribution and Optimized Regio-Isomer Ratios, Adv. Electronic Mater. 2016, 2(12), 1600362.       

M. van den Berg, J. Back, A. Horneber, M. Meixner, K. Swider, S. Ludwigs, D. Zhang, Determination of the Local Morphology within Individual Polymer Domains, Macromolecules 2016, 49, 8219.  

F. Anger, T. Breuer, A. Ruff, M. Klues, A. Gerlach, R. Scholz, S. Ludwigs, G. Witte, F. Schreiber, Enhanced Stability of Rubrene against Oxidation by Partial and Complete Fluorination, J. Phys. Chem. C 2016,120, 5515.  

L. Liu, P. Eisenbrandt, Th. Roland, M. Polkehn, P.O. Schwartz, K. Bruchlos, B. Omiecienski, S. Ludwigs, N. Leclerc, E. Zaborova, J. Léonard, S. Méry, I. Burghardt, S. Haacke, Controlling Charge Separation and Recombination by Chemical Design in Donor-Acceptor Dyads, Phys. Chem. Chem. Phys. 2016, 18, 18536.


M. Scheuble, Y.M. Gross, D. Trefz, M. Brinkmann, J.T. López Navarrete, M.C. Ruiz Delgado, S. Ludwigs, Polythiophenes with Thiophene Side Chain Extensions: Convergent Syntheses and Investigation of Mesoscopic Order,  Macromolecules 2015, 48(19), 7049.     

D. Trefz, A. Ruff, R. Tkachov, M. Wieland, M. Goll, A. Kiriy, S. Ludwigs, Electrochemical Investigations of the N-Type Semiconducting Polymer P(NDI2OD-T2) and Its Monomer: New Insights in the Reduction Behavior, J. Phys. Chem. C 2015, 119(40), 22760.        

Ch. Scharsich, F.S.U. Fischer, K. Wilma, R. Hildner, S. Ludwigs, A. Köhler, Revealing Structure Formation in PCPDTBT by Optical Spectroscopy, J. Polym. Sci. Part B 2015, 53, 1416.       

F.S.U. Fischer, N. Kayunkid, D. Trefz, S. Ludwigs, M. Brinkmann, Structural Models of Poly(cyclopentadithiophene-alt-benzothiadiazole) with Branched Side Chains: Impact of a Single Fluorine Atom on the Crystal Structure and Polymorphism of a Conjugated Polymer, Macromolecules 2015, 48, 3974.    

A. Ruff, E. Heyer, Th. Roland, S. Haacke, R. Ziessel, S. Ludwigs, Electrochemical and Optical Properties of Molecular Triads Based on Triphenylamine, Diketopyrrolopyrrole and Boron-Dipyrromethene, Electrochimica Acta 2015, 173, 847.  

D. Di Nuzzo, D. Viola, F.S.U. Fischer, G. Cerullo, S. Ludwigs, E. Da Como, Enhanced Photogeneration of Polaron Pairs in Neat Semicrystalline Donor-Acceptor Copolymer Films via Direct Excitation of Interchain Aggregates, J. Phys. Chem. Lett. 2015, 6, 1196.        

E. Busseron, J.-J. Cid, A. Wolf, G. Du, E. Moulin, G. Fuks, M. Maaloum, P. Polavarapu, A. Ruff, A.-K. Saur, S. Ludwigs, N. Giuseppone, Light-Controlled Morphologies of Self-Assembled Triarylamine-Fullerene Conjugates, ACS Nano 2015, 9(3), 2760.

M. Goll, A. Ruff, E. Muks, F. Goerigk, B. Omiecienski, I. Ruff, R.C. González-Cano, J.T. Lopez Navarrete, M.C. Ruiz Delgado, S. Ludwigs, Functionalized Branched EDOT-Terthiophene Copolymer Films by Electropolymerization and Post-Polymerization “Click”-Reactions, Beilstein J. Org. Chem. 2015, 11, 335.  

F.S.U. Fischer, D. Trefz, J. Back, N. Kayunkid, B. Tornow, S. Albrecht, K.G. Yager, G. Singh, A. Karim, D. Neher, M. Brinkmann, S. Ludwigs, Highly Crystalline Films of PCPDTBT with Branched Side Chains by Solvent Vapor Crystallization: Influence on Opto-Electronic Properties, Adv. Mater. 2015, 27, 1223. 

M. Scheuble, M. Goll, S. Ludwigs, Branched Terthiophenes in Organic Electronics: From Small Molecules to Polymers, Macromol. Rapid Commun. 2015, 36, 115.


S. Ludwigs, Editor, P3HT revisited - from Molecular Scale to Solar Cell Devices, Adv. Polym. Sci., Springer, Heidelberg, 2014.     

K. Tremel and S. Ludwigs, Morphology of P3HT in Thin Films in Relation to Optical and Electrical Properties, Adv. Polym. Sci. 2014, 265, 39.     

T. Roland, E. Heyer, L. Liu, A. Ruff, S. Ludwigs, R. Ziessel, S. Haacke, A Detailed Analysis of Multiple Photoreactions in a Light-Harvesting Molecular Triad with Overlapping Spectra by Ultrafast Spectroscopy, J. Phys. Chem. C, 2014, 118, 24290.   

M. Scheuble, T.V. Richter, M. Goll, S. Link, J.T. López Navarrete, A. Ruff, M. C. Ruiz Delgado, and S. Ludwigs, Branched Polythiophenes by Ni-Catalyzed Kumada Coupling, Polymer Chemistry, 2014, 5, 6824.     

L. Biniek, S. Pouget, D. Djurado, E. Gonthier, K. Tremel, N. Kayunkid, E. Zaborova, N. Crespo-Monteiro, O. Boyron, N. Leclerc, S. Ludwigs and M. Brinkmann, High-temperature Rubbing: A Versatile Method to Align π-conjugated Polymers Without Alignment Substrate, Macromolecules, 2014, 47, 3871.      

T. Erdmann, J. Back, R. Tkachov, A. Ruff, B. Voit, S. Ludwigs, A. Kiriy, Dithienosilole-Based All-Conjugated Block Copolymers Synthesized by a Combination of Quasi-Living Kumada and Negishi Catalyst-Transfer Polycondensations, Polymer Chemistry, 2014, 5, 5383.  

K. Tremel, F.S.U. Fischer, N. Kayunkid, R. Di Pietro, R. Tkachov, A. Kiriy, D. Neher, S. Ludwigs, M. Brinkmann, Charge Transport Anisotropy in Highly Oriented Thin Films of the Acceptor Polymer P(NDI2OD-T2), Adv. Energy Mater. 2014, 1301659.      

S. Albrecht, K. Vandewal, J.R. Tumbleston, F.S.U. Fischer, J.D. Douglas, J.M.J. Fréchet, S. Ludwigs, H. Ade, A. Salleo, D. Neher, On the Efficiency of Charge Transfer State Splitting in Polymer: Fullerene Solar Cells, Adv. Mater. 2014, 26, 2533.

until 2013

S. Link, M. Scheuble, M. Goll, E. Muks, A. Ruff, A. Hoffmann, T. Richter, J.T. López Navarrete, M.C. Ruiz Delgado, S. Ludwigs, Electropolymerized 3D Randomly Branched EDOT Containing Copolymers, Langmuir, 2013, 29, 15463.  

V. Gernigon, P. Lévêque, F. Richard, N. Leclerc, C. Brochon, C.H. Braun, S. Ludwigs, D.V. Anokhin, D.A. Ivanov, G. Hadziioannou, T. Heiser, Microstructure and Optoelectronic Properties of P3HT-b-P4VP/PCBM Blends: Impact of PCBM on the Copolymer Self-Assembly, Macromolecules, 2013, 46, 8824.  

F.S.U. Fischer, K. Tremel, A.-K. Saur, S. Link, M. Brinkmann, J.T. López Navarrete, M.C. Ruiz Delgado, S. Ludwigs, Influence of Processing Solvents on Optical Properties and Morphology of a Semicrystalline Low Bandgap Polymer in the Neutral and Charged States, Macromolecules 2013, 46, 4924.

P. Staffeld, M. Kaller, S. J. Beardsworth, K. Tremel, S. Ludwigs, S. Laschat, F. Giesselmann, Design of Conductive Crown Ether Based Columnar Liquid Crystals: Impact of Molecular Flexibility and Geometry, J. Mater. Chem. C, 2013, 1, 892.

M. Brinkmann, E. Gonthier, S. Bogen, K. Tremel, S. Ludwigs, M. Hufnagel, M. Sommer, Segregated Versus Mixed Interchain Stacking in Highly Oriented Films of Naphthalene Bisimide Bithiophene Copolymers, ACS Nano, 2012, 6(11), 10319.

T.V. Richter, C.H. Braun, S. Link, M. Scheuble, E.J.W. Crossland, F. Stelzl, U. Würfel, S. Ludwigs, Regioregular Polythiophenes With Alkylthiophene Side Chains, Macromolecules, 2012, 45, 5782.

F. F. Stelzl, J. Schulz-Gericke, E. Crossland, S. Ludwigs, U. Würfel, Voltage-induced Formation of Accumulation Layers at Electrode Interfaces in Organic Solar Cells, Adv. Energy Mater. 2012, 2, 983.     

F.S.U. Fischer, K. Tremel, M. Sommer, E.J.W. Crossland, S. Ludwigs, Directed Crystallization of Poly(3-hexylthiophene) in Micrometer Channels under Confinement and in Electric Fields, Nanoscale, 2012, 4, 2138.  

T.V. Richter, C. Bühler, S. Ludwigs, Water and Ionic-liquid Soluble Branched Polythiophenes Bearing Anionic and Cationic Moieties, J. Am. Chem. Soc. 2012, 134, 43.     

E.J.W. Crossland, K. Tremel, F. Fischer, K. Rahimi, G. Reiter, U. Steiner, S. Ludwigs, Anisotropic Charge Transport in Spherulitic Poly(3-hexylthiophene) Films, Adv. Mater. 2012, 24, 839.  

H.S. Mangold, T.V. Richter, S. Link, U. Würfel, S. Ludwigs, Optoelectronic Properties of Hyperbranched Polythiophenes, J. Phys. Chem. B, 2012, 116, 154.        

T. Roland, J. Léonard, G. Hernandez Ramirez, S. Méry, O. Yurchenko, S. Ludwigs, S. Haacke, Sub-100 fs Charge Transfer in a Novel Donor–acceptor–donor Triad Organized in a Smectic Film, Phys. Chem. Chem. Phys. 2012, 14, 273.

O. Yurchenko, D. Freytag, L. zur Borg, R. Zentel, J. Heinze,S. Ludwigs, Electrochemically Induced Reversible and Irreversible Coupling of Triarylamines, J. Phys. Chem. B, 2012, 116, 30.

L. Hartmann, K. Tremel, S. Uttiya, E. Crossland, S. Ludwigs, N. Kyunkid, C. Vergnat, M. Brinkmann,  2D Versus 3D Crystalline Order in Thin Films of Regioregular Poly(3-hexylthiophene) Oriented by Mechanical Rubbing and Epitaxy, Adv. Funct. Mater. 2011, 21, 4047.       

S. T. Turner, P. Pingel, R. Steryrleuthner, E. J. W. Crossland, S. Ludwigs, D. Neher, Quantitative Analysis of Bulk Heterojunction Films Using Linear Absorption Spectroscopy and Solar Cell Performance, Adv. Funct. Mater. 2011, 21, 4640.       

C. H. Braun, B. Schöpf, C. Ngov, C. Brochon, G. Hadziioannou, E.J.W. Crossland, S. Ludwigs, Synthesis and Thin Film Phase Behavior of Functional Rod-coil Block Copolymers Based on Poly(para Phenylene vinylene) and Poly(lactic Acid), Macromol. Rapid Commun. 2011, 32, 813.  

E.J.W. Crossland, K. Rahimi, G. Reiter, U. Steiner, S. Ludwigs, Control of Nucleation Density in Poly(3-hexylthiophene) Thin Films, Adv. Funct. Mater. 2011, 21, 518.

E. Crossland, P. Cunha, S. Ludwigs, M. A. Hillmyer, U. Steiner, In Situ Electrochemical Monitoring of Selective Etching In Ordered Mesoporous Block-copolymer Templates, Appl. Mater. Interf. 2011, 3, 1375.

S. Link, T.V. Richter, O. Yurchenko, J. Heinze, S. Ludwigs, Electrochemical Behavior of Electropolymerized and Chemically Synthesized Hyperbranched Polythiophenes, J. Phys. Chem. B 2010, 114, 10703.

O. Yurchenko, J. Heinze, S. Ludwigs, Electrochemically Induced Formation of Independent Conductivity Regimes in Polymeric Tetraphenylbenzidine Systems, Chem. Phys. Chem. 2010, 11, 1637.

J. Heinze, B. Frontana-Uribe, S. Ludwigs, The Electrochemistry of Conducting Polymers. Persistent Models, New Concepts, Chemical Reviews 2010, 110, 4724.

T.V. Richter, F. Stelzl, J. Schulz-Gericke, B. Kerscher, U. Würfel, M. Niggemann, S. Ludwigs, Room-temperature Vacuum-induced Ligand Removal and Patterning of ZnO Nanoparticles: From Semiconducting Films Towards Printed Electronics, J. Mater. Chem. 2010, 20, 874.

E.J.W. Crossland, S. Scroggins, S. Moratti, O. Yurchenko, U. Steiner, M. Hillmyer, S. Ludwigs, Soft-etch Mesoporous Hole-conducting Block Copolymer Templates, ACS Nano. 2010, 4, 962.

E.J.W. Crossland, S. Ludwigs, M. Hillmyer, U. Steiner, Control of Gyroid-forming Block Copolymer Templates: Effects of an Electric Field and Surface Roughness, Soft Matter. 2010, 6, 670.

C.H. Braun, T.V. Richter, F. Schacher, A.H.E. Müller, E.J.W. Crossland, S. Ludwigs, Block Copolymer Micellar Nanoreactors for the Directed Synthesis of ZnO Nanoparticles, Macromol. Rapid Commun. 2010, 31, 729.

A. Finnemore, M.R.J. Scherer, R. Langford, S. Mahajan, S. Ludwigs, F.C. Meldrum, U. Steiner, Nanostructured Calcite Single Crystals with Gyroid Morphologies, Adv. Mater. 2009, 21, 3928, Cover picture.

T.V. Richter, S. Link, R. Hanselmann, S. Ludwigs, Design of Soluble Hyperbranched Polythiophenes with Tailor-made Optoelectronic Properties, Macromol. Rapid Commun. 2009, 30, 1323.

T.V. Richter, F. Schüler, R. Thomann, R. Mülhaupt, S. Ludwigs, Nanocomposites of Size-tunable ZnO-nanoparticles and Amphiphilic Hyperbranched Polymers, Macromol. Rapid Commun. 2009, 30, 579.

E.J.W. Crossland, M. Kamperman, M. Nedelcu, C. Ducati, U. Wiesner, D.M. Smilgies, G.E.S. Toombes, M. Hillmyer, S. Ludwigs, U. Steiner, H. Snaith, A Bicontinuous Double Gyroid Dye-sensitized Solar Cell, Nano Lett. 2009, 9, 2807, Cover picture.

E.J.W. Crossland, M. Nedelcu, C. Ducati, S. Ludwigs, M. Hillmyer, U. Steiner, H. Snaith, Block Copolymer Morphologies in Dye-sensitized Solar Cells: Probing the Photovoltaic Structure-function Relation, Nano Lett. 2009, 9, 2813.

S. Ludwigs , From Nanostructured Block Copolymer Templates Towards Hybrid Solar Cells, Macromol. Biosci. 2009, 9, F35.

N.E. Voicu, S. Ludwigs, U. Steiner, Alignment of Lamellar Block Copolymers via Electrohydrodynamically-driven Micropatterning, Adv. Mater. 2008, 20, 3022.

S. Ludwigs , N. E. Voicu, E. J. W. Crossland, U. Steiner, Patterning of Polymer Films with Novel Soft-Lithographic Techniques, Macromol. Rapid Commun. 2008, 29, F59.

N.E. Voicu, S. Ludwigs, E.J.W. Crossland, P. Andrew, U. Steiner, Solvent-vapor Assisted Imprint Lithography, Adv. Mater. 2007, 19, 757.

E.J.W. Crossland, S. Ludwigs, M. Hillmyer, U. Steiner, Freestanding Nanowire Arrays from Soft-etch Block Copolymer Templates, Soft Matter 2007, 3, 94.

F.C. Meldrum, S. Ludwigs, Template-directed Control of Crystal Morphologies, Macromol. Biosci. 2007, 7, 152. 

S. Ludwigs, U. Steiner, R. Lam, A. Kulak, F.C. Meldrum, Bioinspired Polymer-inorganic Hybrid Materials, Adv. Mater. 2006, 18, 2270.

S. Ludwigs; U. Steiner; R. Lam; A. Kulak; F.C. Meldrum, Biomimetic Polymer-inorganic Hybrid Materials, Macromol. Biosci. 2006, 6, F57. 

S. Ludwigs, G. Krausch, G. Reiter, M. Losik, M. Antonietti, H. Schlaad, Structure Formation of Poly(styrene)-block-poly( g -benzyl-L-glutamate) in Thin Films, Macromolecules 2005, 38(18), 7532.

S. Ludwigs, K. Schmidt, G. Krausch, One-dimensional Swelling of a pH-dependent Nanostructure Based on ABC Triblock Terpolymers, Macromolecules 2005, 38(6), 2376.

S. Ludwigs, K. Schmidt, C.M. Stafford, M. Fasolka, A. Karim, E. Amis, R. Magerle, G. Krausch, Combinatorial Mapping of the Phase Behavior of ABC Triblock Terpolymers in Thin Films: Experiments, Macromolecules 2005, 38(5), 1850.

S. Ludwigs, A.V. Zvelindovsky, G.J.A. Sevink, G. Krausch, R. Magerle, Phase behavior of ABC Triblock Terpolymers in Thin Films: Simulations, Macromolecules 2005, 38(5), 1859.

S. Ludwigs; G. Krausch; G. Reiter; M. Losik; H. Schlaad, Structure Formation of Poly(styrene)-block-poly(g-benzyl-L-glutamate) Diblock Copolymers in Thin Films, Macromol. Rapid. Comm. 2005, 26 (3), F56.

S. Ludwigs, A. Böker, A. Voronov, N. Rehse, R. Magerle, G. Krausch, Self-assembly of Functional Nanostructures from ABC Triblock Copolymers, Nature Mater. 2003, 2(11), 744.
S. Ludwigs, A. Böker, V. Abetz, A.H.E. Müller, G. Krausch, Phase behavior of Linear Poly(styrene)-block-poly(2-vinylpyridine)-block-poly(tert-butyl methacrylate) Triblock Terpolymers, Polymer 2003, 44(22), 6815.
S. Ludwigs, A. Voronov, H. Elbs, N. Rehse, A. Knoll, A. Horvat, L. Tsarkova, R. Magerle, G. Krausch, Selbstorganisation von ABA und ABC Dreiblockcopolymeren in Dünnen Filmen, Macr. Chem. Phys. 2003, 2004, F19.
A. Böker, H. Elbs, H. Hänsel, A. Knoll, S. Ludwigs, H. Zettl, A.V. Zvelindovsky, G.J.A. Sevink, V. Urban, V. Abetz, A.H.E. Müller, G. Krausch, Electric Field Induced Alignment of Concentrated Block Copolymer Solutions, Macromolecules 2003, 36, 8078.
A. Böker, H. Elbs, H. Hänsel, A. Knoll, S. Ludwigs, H. Zettl, V. Urban, V. Abetz, A.H.E. Müller, G. Krausch, Microscopic Mechanisms of Electric-field Induced Alignment of Block Copolymer Microdomains, Phys. Rev. Lett. 2002, 89, 1319.
S. Ludwigs, A. Böker, V. Abetz, A.H.E. Müller, G. Krausch, Self-assembly of Poly(styrene)-block-poly(2-vinylpyridine)-block-poly(tert-butyl Methacrylate) Triblock Copolymers in Bulk and in Thin Films, Polym. Prepr., Am. Chem. Soc., Div. Polym. Chem. 2002, 43(2), 377.
A. Böker, H. Elbs, H. Hänsel, A. Knoll, S. Ludwigs, H. Zettl, V. Urban, V. Abetz, A.H.E. Müller, G. Krausch, Macroscopic Alignment of Concentrated Block Copolymer Solutions in Electric Fields, Polym. Prepr., Am. Chem. Soc., Div. Polym. Chem. 2002, 43(2), 350.

To the top of the page