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2021

 

  • "Identification of the Key Parameters for Horizontal Transition Dipole Orientation in Fluorescent and TADF Organic Light-Emitting Diodes", Francisco Tenopala-Carmona, Oliver S. Lee, Ettore Crovini, Ana M. Neferu, Caroline Murawski, Yoann Olivier, Eli Zysman-Colman, Malte C. Gather, Advanced Materials 33, 2100677 (2021). DOI: 10.1002/adma.202100677


  • "Emerging Biomedical Applications of Organic Light-Emitting Diodes", Caroline Murawsk, Malte C. Gather, Advanced Optical Materials 9, 2100269 (2021). DOI: 10.1002/adom.202100269


  • "Improving the Thermal Stability of Top‐Emitting Organic Light‐Emitting Diodes by Modification of the Anode Interface", Yali Deng, Chang-Min Keum, Sabina Hillebrandt, Caroline Murawski, Malte C. Gather, Advanced Optical Materials (published online on 20 November 2020). DOI: 10.1002/adom.202001642


  • "Real-time imaging of cellular forces using optical interference", Andrew T. Meek, Nils M. Kronenberg, Andrew Morton, Philipp Liehm, Jan Murawski, Eleni Dalaka, Jonathan H. Booth, Simon J. Powis, Malte C. Gather, Nature Communications 12, 3552 (2021). DOI: 10.1038/s41467-021-23734-4


  • "Cell Force-Driven Basement Membrane Disruption Fuels EGF- and Stiffness-Induced Invasive Cell Dissemination from Benign Breast Gland Acini", Aljona Gaiko-Shcherbak, Julian Eschenbruch, Nils M. Kronenberg, Michael Teske, Benjamin Wolters, Ronald Springer, Malte C. Gather, Rudolf Merkel, Bernd Hoffmann, Erik Noetzel, International Journal of Molecular Sciences 22, 3962 (2021). DOI: 10.3390/ijms22083962


  • "Effective permittivity of co-evaporated metal-organic mixed films", Andreas Mischok, Nathan Hale, Malte C. Gather, Andrea Di Falco, Journal of Applied Physics 129, 083101 (2021). DOI: 10.1063/5.0038899


  • "Fast Delayed Emission in New Pyridazine-Based Compounds", Simonas Krotkus, Thomas Matulaitis, Stefan Diesing, Graeme Copley, Emily Archer, Chang-Min Keum, David B. Cordes, Alexandra M. Z. Slawin, Malte C. Gather, Eli Zysman-Colman, Ifor D. W. Samuel, Frontiers in Chemistry 8, 572862 (2021). DOI: 10.3389/fchem.2020.572862


  • "Narrow Stimulated Resonance Raman Scattering and WGM Lasing in Small Conjugated Polymer Particles for Live Cell Tagging and Tracking", Bastian Haehnle, Markus Lamla, Konstantin M. J. Sparrer, Malte C. Gather, Alexander J. C. Kuehne, Advanced Optical Materials 9, 2001553 (2021). DOI: 10.1002/adom.202001553


  • "Accurate Efficiency Measurements of Organic Light‐Emitting Diodes via Angle‐Resolved Spectroscopy", Emily Archer, Sabina Hillebrandt, Chang-Min Keum, Caroline Murawski, Jan Murawski, Francisco Tenopala‐Carmona, Malte C. Gather, Advanced Optical Materials 9, 2000838 (2021). DOI: 10.1002/adom.202000838

2020

  • "A substrateless, flexible, and water-resistant organic light-emitting diode", Chang-Min Keum, Caroline Murawski, Emily Archer, Seonil Kwon, Andreas Mischok, Malte C. Gather, Nature Communications 11, 6250 (2020). DOI: 10.17630/ada14451-b64c-4aaf-8ed1-915116e8ec5f


  • "Segment-specific optogenetic stimulation in Drosophila melanogaster with linear arrays of organic light-emitting diodes", Caroline Murawski, Stefan R. Pulver, Malte C. Gather, Nature Communications 11, 6248 (2020). DOI: 10.17630/7c9a6090-581b-474e-923d-320b2f9ce92c.


  • "Spectroscopic near-infrared photodetectors enabled by strong light–matter coupling in (6,5) single-walled carbon nanotubes", Andreas Mischok, Jan Lüttgens, Felix Berger, Sabina Hillebrandt, Francisco Tenopala-Carmona, Seonil Kwon, Caroline Murawski, Bernhard Siegmund, Jana Zaumseil, Malte C Gather, The Journal of Chemical Physics 153, 201104 (2020). DOI: 10.1063/5.0031293


  • "Cortical cell stiffness is independent of substrate mechanics", Johannes Rheinlaender, Andrea Dimitracopoulos, Bernhard Wallmeyer, Nils M. Kronenberg, Kevin J. Chalut, Malte C. Gather, Timo Betz, Guillaume Charras, Kristian Franze, Nature Materials 19, 1019 (2020). DOI: 10.1038/s41563-020-0684-x


  • "Willin/FRMD6 influences mechanical phenotype and neuronal differentiation in mammalian cells by regulating ERK1/2 activity", Nils M. Kronenberg, Andrew Tilston-Lunel, Frances E. Thompson, Kishan Dholakia, Malte C. Gather, Frank J. Gunn-Moore, Frontiers in Cellular Neuroscience 14, 552213 (2020). DOI: 10.3389/fncel.2020.552213


  • "Preparation of WS2-PMMA composite films for optical applications", Beata M. Szydłowska, Arko Graf, Adam Kelly, Werner J. Blau, Malte C. Gather, Jana Zaumseil, Claudia Backes, Journal of Materials Chemistry C 8, 10805 (2020). DOI: 10.1039/c9tc06783c


  • "Organic Light‐Emitting Diodes Based on a Columnar Liquid‐Crystalline Perylene Emitter", Chang-Min Keum, David Becker, Emily Archer, Harald Bock, Heinz Kitzerow, Malte C. Gather, Caroline Murawski, Advanced Optical Materials 8, 200414 (2020). DOI: 10.1002/adom.202000414


  • "Monitoring contractility in single cardiomyocytes and whole hearts with bio-integrated microlasers", Marcel Schubert, Lewis Woolfson, Isla RM Barnard, Andrew Morton, Becky Casement, Gavin B. Robertson, Gareth B Miles, Samantha J Pitt, Carl S Tucker, Malte C Gather, Nature Photonic 14, 452 (2020). DOI: 10.1038/s41566-020-0631-z


  • "Distributed Feedback Lasers Based on Green Fluorescent Protein and Conformal High Refractive Index Oxide Layers", Markus Karl, Andrew Meek, Caroline Murawski, Laura Tropf, Chang-Min Keum, Marcel Schubert, Ifor D. W. Samuel, Malte C. Gather, Laser & Photonics Reviews 14, 2000101 (2020). DOI: 10.1002/lpor.202000101


  • "Exciton efficiency beyond the spin statistical limit in organic light emitting diodes based on anthracene derivatives", Nidhi Sharma, Michael Y. Wong, David Hall, Eduard Spuling, Francisco Tenopala-Carmona, Alberto Privitera, Graeme Copley, David B. Cordes, Alexandra M. Z. Slawin, Caroline Murawski, Malte C. Gather, David Beljonne, Yoann Oliver, Ifor D. W. Samuel, Eli Zysman-Colman, Journal of Materials Chemistry C 8, 3772 (2020). DOI: 10.1039/c9tc06356k


  • "245MHz bandwidth organic light-emitting diodes used in a gigabit optical wireless data link", Kou Yoshida, Pavlos P. Manousiadis, Rui Bian, Zhe Chen, Caroline Murawski, Malte C. Gather, Harald Haas, Graham A. Turnbull & Ifor D.W. Samuel, Nature Communications 11, 1171 (2020). DOI: 10.1038/s41467-020-14880-2


  • "Direct measurement of vertical forces shows correlation between mechanical activity and proteolytic ability of invadopodia", Elena Dalaka, Nils M. Kronenberg, Philipp Liehm, Jeffrey E. Segall, Michael B. Prystowsky & Malte C. Gather, Science Advances 6, eaax6912 (2020). DOI: 10.1126/sciadv.aax6912


  • "Pick and Place Distributed Feedback Lasers Using Organic Single Crystals", Suqian Ma, Mengjie Wei, Sai K. Rajendran, Markus Karl, Bin Xu, Malte C. Gather, Wenjing J. Tian, Graham A. Turnbull, Ifor D.W. Samue, Advances Optical Materials 8, 1901785 (2020). DOI: 10.1002/adom.201901785


  • "Development of Very High Luminance p-i-n Junction-Based Blue Fluorescent Organic Light-Emitting Diodes", Yali Deng, Caroline Murawski, Chang-Min Keum, Kou Yoshida, Ifor D. W.Samuel, Malte C. Gather, Advances Optical Materials 8, 1901721 (2020). DOI: 10.1002/adom.201901721


  • "Bipyridine-Containing Host Materials for High Performance Yellow Thermally Activated Delayed Fluorescence-Based Organic Light Emitting Diodes with Very Low Efficiency Roll-Off ", Dongyang Y. Chen, Pachaiyappan Rajamalli, Francisco Tenopala-Carmona, Cameron L. Carpenter-Warren, David B. Cordes, Chang-Min Keum, Alexandra M. Z. Slawin, Malte C. Gather, Eli Zysman-Colman, Advanced Optical Materials 8, 1901283 (2020). DOI: 10.1002/adom.201901283

2019

  • "Developing Next-Generation Brain Sensing Technologies - A Review", Jacob T. Robinson, Eric Pohlmeyer, Malte C. Gather, Caleb Kemere, John E. Kitching, George G. Malliaras, Adam Marblestone, Kenneth L. Shepard, Thomas Stieglitz, Chong Xie, IEEE Sensor Journal 19, 10163 (2019). DOI: 10.1109/JSEN.2019.2931159


  • “1,3,4-Oxadiazole-based Deep-blue Thermally Activated Delayed Fluorescence Emitters for Organic Light Emitting Diodes”, Zhaoning Li, Wenbo Li, Chang-Min Keum, Emily Archer, Baomin Zhao, Alexandra M. Z. Slawin, Wei Huang, Malte C. Gather, Ifor D. W. Samuel, Eli Zysman-Colman, Journal of Physical Chemistry C 123, 24772 (2019). DOI: 10.1021/acs.jpcc.9b08479


  • “Low threshold polariton lasing in poly(9,9-dioctylfluorene)”, Mengjie Wei, Sai K. Rajendran, Hamid Ohadi, Laura Tropf, Malte C. Gather, Graham A. Turnbull, Ifor D. W. Samuel, Optica 6, 1124-1129 (2019). DOI: 10.1364/OPTICA.6.001124


  • “Narrowband Organic Light-Emitting Diodes for Fluorescence Microscopy and Calcium Imaging”, Caroline Murawski, Andreas Mischok, Jonathan Booth, J. Dinesh Kumar, Emily Archer, Laura Tropf, Chang-Min Keum, Yali Deng, Kou Yoshida, Ifor D. W. Samuel, Marcel Schubert, Stefan R. Pulver, Malte C. Gather, Advanced Materials 31, 1903599 (2019). DOI: 10.1002/adma.201903599


  • “Strong light-matter coupling for reduced photon energy losses in organic photovoltaics”, Vasileios C. Nikolis, Andreas Mischok, Bernhard Siegmund, Jonas Kublitski, Johannes Benduhn, Ulrich Hörmann, Dieter Neher, Malte C. Gather, Donato Spoltore, Koen Vandewal, Nature Communications 10, 3706 (2019). DOI: 10.1038/s41467-019-11717-5


  • “Patterning Multicolor Hybrid Perovskite Films via Top-Down Lithography”, Jonathon Harwell, James Burch, Alasdair Fikouras, Malte C. Gather, Andrea Di Falco, Ifor D. W. Samuel, ACS Nano 13, 3823–3829 (2019). DOI: 10.1021/acsnano.8b09592


  • “Photostimulation for in vitro optogenetics with high power blue organic light-emitting diodes”, Andrew Morton, Caroline Murawski, Yali Deng, Chang-Min Keum, Gareth B. Miles, Javier A. Tello, Malte C. Gather, Advanced Biosystems 3, 1800290 (2019). DOI: 10.1002/adbi.201800290

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2018

  • “Non-obstructive intracellular nanolasers”, Alasdair H. Fikouras, Marcel Schubert, Markus Karl, Jothi D. Kumar, Simon J. Powis, Andrea di Falco, Malte C. Gather, Nature Communications 9, 4817 (2018). DOI: 10.1038/s41467-018-07248-0


  • “Deep Blue Oxadiazole-Containing Thermally Activated Delayed Fluorescence Emitters For Organic Light-Emitting Diodes”, Michael Y. Wong, Simonas Krotkus, Graeme Copley, Wenbo Li, Caroline Murawski, David Hall, Gordon Hedley, Marie Jaricot, David B. Cordes, Alexandra M. Z. Slawin, Yoann Olivier, David Beljonne, Luca Muccioli, Monica Moral, Juan Carlos Sancho-Garcia, Malte C. Gather, Ifor D. W. Samuel, Eli Zysman-Colman, ACS Applied Materials & Interfaces 10, 33360 (2018). DOI: 10.1021/acsami.8b11136


  • “The role of metallic dopants in improving the thermal stability of the electron transporting layer in organic light-emitting diodes”, Chang-Min Keum, Nils M. Kronenberg, Caroline Murawski, Kou Yoshida, Yali Deng, Wenbo Li, Mengjie Wei, Ifor D.W. Samuel, Malte C. Gather, Advanced Functional Materials 6, 1800496 (2018). DOI: 10.1002/adom.201800496


  • “Investigating the onset of the strong coupling regime by fine-tuning the Rabi splitting in multi-layer organic microcavities”, Laura Tropf, Malte C. Gather, Advanced Optical Materials  6, 1800203 (2018). DOI: 10.1002/adom.201800203


  • “Phase-locked lasing in one- and two-dimensionally patterned metal-organic microcavities”, Andreas Mischok, Mona Kliem, Robert Brückner, Stefan Meister, Hartmut Fröb, Malte C. Gather, Karl Leo, Laser and Photonics Review 12, 1800054 (2018). DOI: 10.1002/lpor.201800054


  • “Three-terminal RGB full-color OLED pixels for ultrahigh density displays”, Markus Fröbel, Felix Fries, Tobias Schwab, Simone Lenk, Karl Leo, Malte C. Gather, Sebastian Reineke, Scientific Reports 8, 9684 (2018). DOI: 10.1038/s41598-018-27976-z


  • “Time-resolved studies of energy transfer in thin films of green and red fluorescent protein”, Joanna M. Zajac, Marcel Schubert, T. Roland, Chang-Min Keum, Ifor D. W. Samuel, Malte C. Gather, Advanced Functional Materials 28, 1706300 (2018). DOI: 10.1002/adfm.201706300


  • "Trion-Polariton Formation in Single-Walled Carbon Nanotube Microcavities", Charles Möhl, Arko Graf, Felix J. Berger, Jan Lüttgens, Yuriy Zakharko, Victoria Lumsargis, Malte C. Gather, Jana Zaumseil, ASC Photonics 5, 2074 (2018). DOI: 10.1021/acsphotonics.7b01549


  • “Podocyte Injury Elicits Loss and Recovery of Podocyte Cellular Forces Monitored by Time-Lapse Elastic Resonator Interference Stress Microscopy”, Kathryn E. Haley, Nils M. Kronenberg, Philipp Liehm, Cameron Bell, David J. Harrison, Malte C. Gather, Paul A. Reynolds, Science Advances 4, eaap8030 (2018). DOI: 10.1126/sciadv.aap8030


  • “Analysis of the Precision, Robustness and Speed of Elastic Resonator Interference Stress Microscopy”, Philipp Liehm, Nils M. Kronenberg, Malte C. Gather, Biophysical Journal 114, 2180 (2018). DOI: 10.1016/j.bpj.2018.03.034


  • “Flexible, Ultra-lightweight Polymer Membrane Lasers”, Markus Karl, James M. E. Glackin, Marcel Schubert, Nils M. Kronenberg, Graham A. Turnbull, Ifor D. W. Samuel, Malte C. Gather, Nature Communications 9, 1525 (2018). DOI: 10.1038/s41467-018-03874-w


  • “Infrared organic light-emitting diodes with carbon nanotube emitters”, Arko Graf, Caroline Murawski, Yuriy Zakharko, Jana Zaumseil, Malte C. Gather, Advanced Materials 30, 1706711 (2018). DOI: 10.1002/adma.201706711


  • “Ultrastrong coupling of electrically pumped near-infrared exciton-polaritons in high mobility polymers”, Martin Held, Arko Graf, Yuriy Zakharko, Pengning Chao, Laura Tropf, Malte C. Gather, Jana Zaumseil,  Advanced Optical Materials 6, 1700962 (2018). DOI: 10.1002/adom.201700962


  • “Investigating the intrinsic orientation of the OLED emitters Ir(ppy)3 and Ir(ppy)2(acac) by X-ray diffraction”, Caroline Murawski, Chris Elschner, Simone Lenk, Karl Leo, Sebastian Reineke, Malte C. Gather, Organic Electronics 53, 198 (2018). DOI: 10.1016/j.orgel.2017.11.036


  • “Tuning charge carrier transport and optical birefringence in liquid-crystalline thin films: A new design space for organic light-emitting diodes”, Chang-Min Keum, Shiyi Liu, Akram Al-Shadeedi, Vikash Kaphle, Michiel Koen Callens, Lu Han, Kristiaan Neyts, Hongping Zhao, Malte C. Gather, Scott D. Bunge, Robert J. Twieg, Antal Jakli, Björn Lüssem, Scientific Reports 8, 699 (2018). DOI: 10.1038/s41598-018-19157-9

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2017

  • "Continuous lasing for perovskites" (News & Views), Malte C. Gather, Nature Photonics 11, 745 (2017). DOI: 10.1038/s41566-017-0057-4


  • “Electrical pumping and tuning of exciton-polaritons in carbon nanotube microcavities”, Arko Graf, Martin Held, Yuriy Zakharko, Laura Tropf, Malte C. Gather, Jana Zaumseil, Nature Materials 16, 911 (2017). DOI: 10.1038/nmat4940


  • “Long-term imaging of cellular forces with high precision by elastic resonator interference stress microscopy”, Nils M. Kronenberg, Philipp Liehm, Anja Steude, Johanna A. Knipper, Jessica G. Borger, Giuliano Scarcelli, Kristian Franze, Simon J. Powis, Malte C. Gather, Nature Cell Biology 19, 864 (2017). DOI: 10.1038/ncb3561


  • “Molding photonic boxes into fluorescent emitters by direct laser writing”, Christof P. Dietrich, Markus Karl, Jürgen Ohmer, Utz Fischer, Malte C. Gather, Sven Höfling, Advanced Materials 29, 1605236 (2017). DOI: 10.1002/adma.201605236


  • “Influence of optical material properties on strong coupling in organic semiconductor based microcavities”, Laura Tropf, Christof P. Dietrich, Stefanie Herbst, Alexander L. Kanibolotsky, Peter Skabara, Frank Würthner, Ifor D. W. Samuel, Malte C. Gather, Sven Höfling, Applied Physics Letters 110, 153302 (2017). DOI: 10.1063/1.4978646


  • “Integration of spectral coronagraphy within VIPA-based spectrometers for high extinction Brillouin imaging”, Eitan Edrei, Malte C. Gather, Giuliano Scarcelli, Optics Express 25, 6895 (2017). DOI: 10.1364/OE.25.006895


  • “Single Cell Induced Optical Confinement in Biological Lasers”, Markus Karl, Christof P. Dietrich, Marcel Schubert, Ifor D. W. Samuel, Graham A. Turnbull, Malte C. Gather, Journal of Physics D: Applied Physics 50, 084005 (2017). DOI: 10.1088/1361-6463/aa5367


  •  “Lasing in Live Mitotic and Non-Phagocytic Cells by Efficient Delivery of Microresonators”, Marcel Schubert, Klara C. R. M. Volckaert, Markus Karl, Simon J. Powis, Malte C. Gather, Scientific Reports 7, 40877 (2017). DOI: 10.1038/srep40877


  • “Strong Coupling in Fully Tunable Microcavities Filled with Biologically Produced Fluorescent Proteins”, Christof P. Dietrich, Anja Steude, Marcel Schubert, Jürgen Ohmer, Utz Fischer, Sven Höfling, Malte C. Gather, Advanced Optical Materials 5, 1600659 (2017). DOI: 10.1002/adom.201600659

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2016

  • “Organic Lasers: Recent Developments on Materials, Device Geometries, and Fabrication Techniques”, Alexander Kühne, Malte C. Gather, Chemical Reviews 116, 12823 (2016). DOI: 10.1021/acs.chemrev.6b00172


  • “Elastomer based electrically tunable, optical microcavities”, Irma Slowik, Nils M. Kronenberg, Markus Franke, Axel Fischer, Andreas Richter, Malte C. Gather, Karl Leo, Applied Physics Letters 109, 171104 (2016). DOI: 10.1063/1.4966549


  • “Near-infrared exciton-polaritons in strongly coupled single-walled carbon nanotube microcavities”, Arko Graf, Laura Tropf, Yuriy Zakharko, Jana Zaumseil, Malte C. Gather, Nature Communications 7, 13078 (2016). DOI: 10.1038/ncomms13078


  • “High-brightness organic light-emitting diodes for optogenetic control of Drosophila locomotor behaviour”, Andrew Morton, Caroline Murawski, Stefan R. Pulver, Malte C. Gather, Scientific Reports 6, 31117 (2016). DOI: 10.1038/srep31117


  • “An exciton-polariton laser based on biologically produced fluorescent protein”, Christof P. Dietrich, Anja Steude, Laura Tropf, Marcel Schubert, Nils M. Kronenberg, Kai Ostermann, Sven Höfling, Malte C. Gather, Science Advances 2, e1600666 (2016). DOI: 10.1126/sciadv.1600666


  • “Optofluidic Distributed Feedback Lasers with Evanescent Pumping: Reduced Threshold and Angular Dispersion Analysis”, Markus Karl, Guy L. Whitworth, Marcel Schubert, Christof P. Dietrich, Ifor D. W. Samuel, Graham A. Turnbull, Malte C. Gather, Applied Physics Letters 108, 261101 (2016). DOI: 10.1063/1.4954650


  • “Arrays of Microscopic Organic LEDs for High Resolution Optogenetics ChR2 activation with OLED microarrays”, Anja Steude, Emily C. Witts, Gareth B. Miles, Malte C. Gather, Science Advances 2, e1600061 (2016). DOI: 10.1126/sciadv.1600061


  • “Broadband Tunable, Polarization-Selective and Directional Emission of (6,5) Carbon Nanotubes Coupled to Plasmonic Crystals”, Yuriy Zakharko, Arko Graf, Stefan Schießl, Bernd Hähnlein, Joerg Pezoldt, Malte C. Gather, Jana Zaumseil, Nano Letters 16, 3278 (2016). DOI: 10.1021/acs.nanolett.6b00827


  • “Bioabsorbable Polymer Optical Waveguides For Deep-Tissue Photomedicine”, Sedat Nizamoglu, Malte C. Gather, Matjaž Humar, Myunghwan Choi, Seonghoon Kim, Ki Su Kim, Sei Kwang Hahn, Giuliano Scarcelli, Mark Randolph, Robert W. Redmond, Seok Hyun Yun Nature Communications 7, 10374 (2016). DOI: 10.1038/ncomms10374

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2015

  • “Enhanced light emission from top-emitting organic light-emitting diodes by optimizing surface plasmon polariton losses”, Cornelius Fuchs, Paul-Anton Will, Martin Wieczorek, Malte C. Gather, Simone Hofmann, Sebastian Reineke, Karl Leo, Reinhard Scholz, Physical Review B 92, 245306 (2015). DOI: 10.1103/PhysRevB.92.245306


  • “Controlling the behavior of single live cells with high density arrays of microscopic OLEDs”, Anja Steude, Matthias Jahnel, Michael Thomschke, Matthias Schober, Malte C. Gather, Advanced Materials 27, 7657-7661 (2015). DOI: 10.1002/adma.201503253


  • “White top-emitting OLEDs with solution-processed nano-particle scattering layers”, Tim Schaefer, Tobias Schwab, Simone Hofmann, Malte C. Gather, Applied Physics Letters 107, 233301 (2015). DOI: 10.1063/1.4937004


  • “Color temperature tuning of white organic light-emitting diodes via spatial control of micro-cavity effects based on thin metal strips”, Jonghee Lee, Tae-Wook Koh, Hyunsu Cho, Simone Hofmann, Sebastian Reineke, Jae-Hyun Lee, Jeong-Ik Lee, Seunghyup Yoo, Karl Leo, Malte C. Gather, Organic Electronics 26, 334 (2015). DOI: 10.1016/j.orgel.2015.08.002


  • “Impact of temperature on the power efficiency of organic light emitting diodes”, Inês Rabelo de Moraes, Sebastian Scholz, Martin Hermenau, Max L. Tietze, Malte C. Gather, Karl Leo, Organic Electronics 26, 158 (2015). DOI: 10.1016/j.orgel.2015.07.032


  • “Cellular dye lasers: lasing thresholds and sensing in a planar resonator”, Matjaž Humar, Malte C. Gather, Seok-Hyun Yun,  Optics Express 23, 27865 (2015). DOI: 10.1364/OE.23.027865


  • “White organic light emitting diodes with 4 nm metal electrode”, Simone Lenk, Tobias Schwab, Sylvio Schubert, Lars Müller-Meskamp, Karl Leo, Malte C. Gather, Sebastian Reineke, Applied Physics Letters 107, 163302 (2015). DOI: 10.1063/1.4934274


  • “Microglia mechanics: immune activation alters traction forces and durotaxis”, Lars Bollmann, David Elias Koser, Rajesh Shahapure, Hélène O.B. Gautier, Gerhard A. Holzapfel, Giuliano Scarcelli, Malte C. Gather, Elke Ulbricht, Kristian Franze, Frontiers in Cellular Neuroscience 9, 363 (2015). DOI: 10.3389/fncel.2015.00363


  • “A Simple Approach to Biological Single-Cell Lasers via Intracellular Dyes”, Sedat Nizamoglu, Kyung-bok Lee, Malte C. Gather, Ki Su Kim, Mijeong Jeon, Seonghoon Kim, Seok-Hyun Yun, Advanced Optical Materials 3, 1197-1200 (2015). DOI: 10.1002/adom.201500144


  • “Lasing within Live Cells Containing Intracellular Optical Microresonators for Barcode-Type Cell Tagging and Tracking”, Marcel Schubert, Anja Steude, Philipp Liehm, Nils M. Kronenberg, Markus Karl, Elaine C. Campbell, Simon J. Powis, Malte C. Gather,Nano Letters 15, 5647 (2015). DOI: 10.1021/acs.nanolett.5b02491


  • “Transparent organic light-emitting diodes with different bi-directional emission colors using color-conversion capping layers”, Jonghee Lee, Tae-Wook Koh, Hyunsu Cho, Tobias Schwab, Jae-Hyun Lee, Simone Hofmann, Jeong-Ik Lee, Seunghyup Yoo, Karl Leo, Malte C. Gather, Journal of Luminescence 162, 180-184 (2015). DOI: 10.1016/j.jlumin.2015.02.032


  • “Recent advances in light outcoupling from white organic light-emitting diodes”, Malte C. Gather, Sebastian Reineke, Journal of Photonics for Energy 5, 057607 (2015). DOI: 10.1117/1.JPE.5.057607


  • “Get it White: Color-tunable AC/DC OLEDs”, Markus Fröbel, Tobias Schwab, Mona Kliem, Simone Hofmann, Karl Leo, Malte C. Gather, Light: Science & Applications 4, e247 (2015). DOI: 10.1038/lsa.2015.20

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2014

  • “Lasing from fluorescent protein crystals”, Heon Jeong Oh, Malte C. Gather, Ji-Joon Song, Seok Hyun Yun, Optics Express 22, 31411 (2014). DOI: 10.1364/OE.22.031411


  • “Multi-state lasing in self-assembled ring-shaped eGFP microcavities”, Christof P. Dietrich, Sven Höfling, Malte C. Gather, Applied Physics Letters  105, 233702 (2014). DOI: 10.1063/1.4904004


  • “Bio-optimized energy transfer in densely packed fluorescent protein enables near-maximal luminescence and solid-state lasers”, Malte C. Gather, Seok Hyun Yun, Nature Communications 5, 5722 (2014). DOI: 10.1038/ncomms6722


  • “Advances in Small Lasers”, Martin T. Hill, Malte C. Gather, Nature Photonics 8, 908 (2014). DOI: 10.1038/nphoton.2014.239


  • “Photo-patterning of highly efficient state-of-the-art phosphorescent OLEDs using orthogonal hydrofluoroethers”, Simonas Krotkus, Fabian Ventsch, Daniel Kasemann, Alexander A. Zakhidov, Simone Hofmann, Karl Leo, Malte C. Gather, Advanced Optical Materials 2, 1043-1048 (2014). DOI: 10.1002/adom.201400181


  • “Performance and lifetime of vacuum deposited organic light-emitting diodes: Influence of residual gases present during device fabrication”, Florian Wölzl, Ines Rabelo de Moraes, Björn Lüssem, Simone Hofmann, Karl Leo, Malte C. Gather, Organic Electronics 15, 3251 (2014). DOI: 10.1016/j.orgel.2014.07.014


  • “Alternative p-doped hole transport material for low operating voltage and high efficiency organic light-emitting diodes”, Caroline Murawski, Cornelius Fuchs, Simone Hofmann, Karl Leo, Malte C. Gather, Applied Physics Letters 105, 113303 (2014). DOI: 10.1063/1.4896127


  • “We want our photons back: simple nanostructures for white organic light-emitting diodes outcoupling”, Yong Hyun Kim, Jonghee Lee, Won Mok Kim, Cornelius Fuchs, Simone Hofmann, Hong-Wei Chang, Malte C. Gather, Lars Müller-Meskamp, Karl Leo, Advanced Functional Materials 24, 2553 (2014). DOI: 10.1002/adfm.201303401


  • “P-I-N-P top-emitting organic light-emitting diodes with MoOx as the electrical and optical modification layers”, Guohua Xie, Karsten Fehse, Karl Leo, Malte C. Gather, Physica Status Solidi a 211, 1168 (2014). DOI: 10.1002/pssa.201330527


  • “Color-stable, ITO-free white organic light-emitting diodes with enhanced efficiency using solution-processed transparent electrodes and optical outcoupling layers”, Hong-Wei Chang, Yong Hyun Kim, Jonghee Lee, Simone Hofmann, Björn Lüssem, Lars Müller-Meskamp, Malte C. Gather, Karl Leo, Chung-Chih Wu, Organic Electronics 15, 1028-1034 (2014). DOI: 10.1016/j.orgel.2014.02.017


  • “Engineering Blue Fluorescent Bulk Emitters for OLEDs: Triplet Harvesting by Green Phosphors”, Simone Hofmann, Markus Hummert, Regina Luschtinetz, Caroline Murawski, Paul Anton Will, Susanne Hintschich, Jörg Alex, Vygintas Jankus, Andrew P. Monkman, Björn Lüssem, Karl Leo, Malte C. Gather, Chemistry of Materials 26, 2414-2426 (2014). DOI: 10.1021/cm500602y


  • “Coherent Mode Coupling in Highly Efficient Top-Emitting OLEDs on Periodically Corrugated Substrates”, Tobias Schwab, Cornelius Fuchs, Reinhard Scholz, Alexander Zakhidov, Karl Leo, Malte C. Gather, Optics Express 22, 7524 (2014). DOI: 10.1364/OE.22.007524


  • “Optimizing the internal field distribution of alternating-current driven organic light-emitting devices for a reduced operating voltage”, Markus Fröbel, Karl Leo, Malte C. Gather, Applied Physics Letters 104, 071105 (2014). DOI: 10.1063/1.4865928


  • "Influence of cavity thickness and emitter orientation on the efficiency roll-off of phosphorescent organic light-emitting diodes", Caroline Murawski, Philipp Liehm, Karl Leo, Malte C. Gather, Advanced Functional Materials 24, 1117 (2014). DOI:10.1002/adfm.201302173


  • “Correlating the transition dipole moment orientation of phosphorescent emitter molecules in OLEDs to basic material properties”, Arko Graf, Philipp Liehm, Caroline Murawski, Simone Hofmann, Karl Leo, Malte C. Gather, Journal of Materials Chemistry C 2, 10298 (2014). DOI: 10.1039/C4TC00997E 

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2013

  • “Eliminating Micro-Cavity Effects in White Top-Emitting OLEDs by Ultra-Thin Metallic Top Electrodes”, Tobias Schwab, Sylvio Schubert, Lars Müller-Meskamp, Karl Leo, Malte C. Gather, Advanced Optical Materials 1, 921 (2013). DOI: 10.1002/adom.201300392


  • “Efficiency Roll-Off in Organic Light-Emitting Diodes”, Caroline Murawski, Karl Leo, Malte C. Gather, Advanced Materials 25, 6801 (2013). DOI: 10.1002/adma.201301603


  • “Enhanced and balanced efficiency of white bi-directional organic light-emitting diodes”, Jonghee Lee, Hyunsu Cho, Tae-Wook Koh, Changhun Yun, Simone Hofmann, Jae-Hyun Lee, Yong Hyun Kim, Björn Lüssem, Jeong-Ik Lee, Seunghyup Yoo, Karl Leo, Malte C. Gather,Optics Express 21, 28040 (2013). DOI: 10.1364/OE.21.028040


  • “White light emission from alternating current organic light-emitting devices using high frequency color-mixing”, Markus Fröbel, Ajay Perumal, Tobias Schwab, Cornelius Fuchs, Karl Leo, Malte C. Gather, Physica Status Solidi A 210, 2439 (2013). DOI: 10.1002/pssa.201330097


  • “All-biomaterial laser using vitamin and biopolymers”, Sedat Nizamoglu, Malte C. Gather, Seok Hyun Yun, Advanced Materials 25, 5943 (2013). DOI: 10.1002/adma201300818


  • “Bi-directional organic light-emitting diodes comprising nanoparticles for light outcoupling enhancement”, Hong-Wei Chang, Jonghee Lee, Tae-Wook Koh, Simone Hofmann, Yong Hyun Kim, Björn Lüssem, Seunghyup Yoo, Chung-Chih Wu, Karl Leo, Malte C. Gather, Lasers and Photonics Review 7, 1079 (2013). DOI: 10.1002/lpor.201300111


  • “Highly Efficient Color Stable Inverted White Top-Emitting OLEDs with Ultra-Thin Wetting Layer Top Electrodes”, Tobias Schwab, Sylvio Schubert, Simone Hofmann, Markus Fröbel, Michael Thomschke, Lars Müller-Meskamp, Karl Leo, Malte C. Gather, Advanced Optical Materials 1, 707 (2013). DOI: 10.1002/adom.201300241


  • “Straight-forward control of the degree of micro-cavity effects in organic light-emitting diodes based on a thin striped metal layer”, Jonghee Lee, Hyunsu Cho, Tae-Wook Koh, Simone Hofmann, Yong Hyun Kim, Changhun Yun, Tobias Schwab, Sebastian Reineke, Björn Lüssem, Jeong-Ik Lee, Seunghyup Yoo, Karl Leo, Malte C. Gather, Organic Electronics 14, 2444 (2013). DOI: 10.1016/j.orgel.2013.06.008


  • “Novel P-I-N-P Top-Emitting Organic Light-Emitting Diodes with Enhanced Efficiency and Stability”, Guohua Xie, Karsten Fehse, Karl Leo, Malte C. Gather, Organic Electronics, 14, 2331 (2013). DOI: 10.1016/j.orgel.2013.05.034


  • “Achieving high efficiency and improved stability in ITO-free transparent organic light-emitting diodes with conductive polymer electrodes”, Yong Hyun Kim, Jonghee Lee, Simone Hofmann, Malte C. Gather, Lars Müller-Meskamp, Karl Leo, Advanced Functional Material 23, 3763 (2013). DOI: 10.1002/adfm.201203449


  • “Color in the Corners: ITO-Free White OLEDs with Angular Color Stability”, Whitney Gaynor, Simone Hofmann, M. Greyson Christoforo, Christoph Sachse, Alberto Salleo, Michael D. McGehee, Malte C. Gather, Björn Lüssem, Lars Müller-Meskamp, Peter Peumans, Karl Leo, Advanced Materials 25, 4006 (2013). DOI: 10.1002/adma.201300923


  • “Investigation of Triplet Harvesting and Outcoupling Efficiency in Highly Efficient Two-Color Hybrid White Organic Light-Emitting Diodes”, Simone Hofmann, Mauro Furno, Björn Lüssem, Karl Leo, Malte C. Gather, Physica Status Solidi A 210, 1467 (2013). DOI: 10.1002/pssa.201329107


  • “Quantitative allocation of Bragg scattering effects in highly efficient OLEDs fabricated on periodically corrugated substrates”, Cornelius Fuchs, Tobias Schwab, T. Roch, S. Eckardt, A. Lasagni, Simone Hofmann, Björn Lüssem, Lars Müller-Meskamp, Karl Leo, Malte C. Gather, Reinhard Scholz Optics Express 21, 16319 (2013). DOI: 10.1364/OE.21.016319


  • “Understanding the influence of doping in efficient phosphorescent organic light-emitting diodes with an organic p-i-n homojunction”, Changhun Yun, Guohua Xie, Jonghee Lee, Caroline Murawski, Fabian Ventsch, Karl Leo, Malte C. Gather, Organic Electronics 14, 1695 (2013). DOI: 10.1016/j.orgel.2013.04.018


  • “Nano-particle based scattering layers for optical efficiency enhancement of organic light-emitting diodes and organic solar cells”, Hong-Wei Chang, Jonghee Lee, Simone Hofmann, Yong Hyun Kim, Lars Müller-Meskamp, Björn Lüssem, Chung-Chih Wu, Karl Leo, Malte C. Gather, Journal of Applied Physics 113, 204502 (2013). DOI: 10.1063/1.4807000


  • “Enhancing the efficiency of alternating current driven organic light-emitting devices by optimizing the operation frequency”, Markus Fröbel, Ajay Perumal, Tobias Schwab, Malte C. Gather, Björn Lüssem, Karl Leo, Organic Electronics 14, 809 (2013). DOI: 10.1016/j.orgel.2013.01.005


  • “Ultra-thin gold films on transparent polymers”, Kristjan Leosson, Arni S. Ingason, Bjorn Agnarsson, Anna Kossoy, Sveinn Olafsson, Malte C. Gather, Nanophotonics 2, 3 (2013). DOI: 10.1515/nanoph-2012-0030


  • “Chemical degradation mechanisms of highly efficient blue phosphorescent emitters used for organic light emitting diodes”, Ruben Seifert, Inês Rabelo de Moraes, Sebastian Scholz, Malte C. Gather, Björn Lüssem, Karl Leo, Organic Electronics 14, 115 (2013). DOI: 10.1016/j.orgel.2012.10.003

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2012

  • “Comparing the emissive dipole orientation of two similar phosphorescent green emitter molecules in highly efficient organic light-emitting diodes”, Philipp Liehm, Caroline Murawski, Mauro Furno, Björn Lüssem, Karl Leo, Malte C. Gather, Applied Physics Letters 101, 253304 (2012). DOI: 10.1063/1.4773188


  • “Influence of phosphorescent dopants in organic light-emitting diodes with an organic homojunction”, Changhun Yun, Jonghee Lee, Jaehyun Lee, Björn Lüssem, Fabian Ventsch, Karl Leo, Malte C. Gather, Applied Physics Letters 101, 243303 (2012). DOI: 10.1063/1.4772014


  • “A high performance liquid chromatography method to determine phenanthroline derivatives used in OLEDs and OSCs”, Stefan Auschill, Ines Rabelo de Moraes, Björn Lüssem, Malte C. Gather, Karl Leo, Synthetic Metals 162, 1834 (2012). DOI: 10.1016/j.synthmet.2012.08.003


  • “A rocky road to plasmonic lasers” (Correspondence), Malte C. Gather, Nature Photonics 6, 708 (2012). DOI: 10.1038/nphoton.2012.281


  • “Analysis of the external and internal quantum efficiency of multi-emitter, white organic light emitting diodes”, Mauro Furno, Thomas C. Rosenow, Malte C. Gather, Björn Lüssem, Karl Leo, Applied Physics Letters 101, 143304 (2012). DOI: 10.1063/1.4757610


  • “Monodisperse Conjugated Polymer Particles”, Alexander J. C. Kühne, Malte C. Gather, Joris Sprakel, Nature Communications 3, 1088 (2012). DOI: 10.1038/ncomms2085


  • “Storage of Charge Carriers on Emitter Molecules in Organic Light-Emitting Diodes”, Caroline Weichsel, Lorenzo Burtone, Sebastian Reineke, Susanne I. Hintschich, Malte C. Gather, Karl Leo, Björn Lüssem, Physical Review B 86, 075204 (2012). DOI: 10.1103/PhysRevB.86.075204


  • “Singlet exciton diffusion length in organic light-emitting diodes”, Simone Hofmann, Thomas C. Rosenow, Malte C. Gather, Björn Lüssem, Karl Leo, Phys. Rev. B 85, 245209 (2012). DOI: 10.1103/PhysRevB.85.245209


  • “Coupled plasmonic modes in organic planar microcavities”, Mauro Furno, Malte C. Gather, Björn Lüssem, and Karl Leo, Applied Physics Letters 100, 253301 (2012). DOI: 10.1063/1.4729820

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2011

  • “Lasing from Escherichia coli bacteria genetically programmed to express green fluorescent protein”, Malte C. Gather, Seok Hyun Yun, Optics Letters 36, 3299 (2011). DOI: 10.1364/OL.36.003299


  • “Single-cell biological lasers”, Malte C. Gather, Seok Hyun Yun, Nature Photonics 5, 406 (2011). DOI: 10.1038/nphoton.2011.99


  • “White organic light-emitting diodes”, Malte C. Gather, Anne Köhnen, Klaus Meerholz, Advanced Materials 23, 233 (2011). DOI: 10.1002/adma.201002636


  • “A switchable digital microfluidic droplet dye-laser”, Alexander J.C. Kühne, Malte C. Gather, Irwin A. Eydelnant, Seok-Hyun Yun, David A. Weitz, Aaron R. Wheeler, Lab on a Chip 11, 3716 (2011). DOI: 10.1039/C1LC20405J

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2010

  • “Monolithic integration of multi-color organic LEDs by grayscale lithography”, Malte C. Gather, Nils M. Kronenberg, Klaus Meerholz, Advanced Materials 22, 4634 (2010). DOI: 10.1002/adma.201002033


  • “Net optical gain in a plasmonic waveguide embedded in a fluorescent polymer”, Malte C. Gather, Klaus Meerholz, Norbert Danz, Kristjan Leosson, Nature Photonics 4, 457 (2010). DOI: 10.1038/nphoton.2010.121


  • “Orientation of emissive dipoles in OLEDs: quantitative in-situ analysis”, Michael Flämmich, Malte C. Gather, Norbert Danz, Dirk Michaelis, Andreas H. Bräuer, Klaus Meerholz, Andreas Tünnermann, Organic Electronics 11, 1039 (2010). DOI: 10.1016/j.orgel.2010.03.002


  • “Highly color-stable solution-processed multilayer WOLEDs for lighting application”, Anne Köhnen, Mayra Irion, Malte C. Gather, Nina Rehmann, Philipp Zacharias, Klaus Meerholz, Journal of Materials Chemistry 20, 3301 (2010). DOI: 10.1039/B924968K


  • “Towards organic light-emitting diode microdisplays with sub-pixel patterning”, Fabian Ventsch, Malte C. Gather, Klaus Meerholz, Organic Electronics 11, 57 (2010). DOI: 10.1016/j.orgel.2009.09.026

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2009

  • “In-situ measurement of the internal electroluminescence quantum efficiency in organic light-emitting diodes”, Michael Flämmich, Malte C. Gather, Norbert Danz, Dirk Michaelis, Klaus Meerholz, Applied Physics Letters 95, 263306 (2009). DOI: 10.1063/1.3279144


  • “Improving the lifetime of white-emitting polymeric OLEDs”, Malte C. Gather, Sebastian Köber, Susanne Heun, Klaus Meerholz, Journal of Applied Physics 106, 24506 (2009). DOI: 10.1063/1.3176502


  • “Measuring the profile of the emission zone in polymeric organic light-emitting diodes”, Malte C. Gather, Michael Flämmich, Norbert Danz, Dirk Michaelis, Klaus Meerholz, Applied Physics Letters 94, 263301 (2009). DOI: 10.1063/1.3159836


  • “Highly-efficient solution-processed phosphorescent multi-layer organic light-emitting diodes investigated by electromodulation spectroscopy”, Malte C. Gather, Rui Jin, John de Mello, Donal D. C. Bradley, Klaus Meerholz, Applied Physics B 95, 113 (2009). DOI: 10.1007/s00340-009-3364-8


  • “Dispersion-model-free determination of optical constants: application to materials for organic thin film devices”, Michael Flämmich, Norbert Danz, Dirk Michaelis, Andreas Bräuer, Malte C. Gather, Jonas H.-W. M. Kremer, Klaus Meerholz, Applied Optics 48, 1507 (2009). DOI: 10.1364/AO.48.001507


  • “Photoprogrammable organic light-emitting diodes“, Philipp Zacharias, Malte C. Gather, Nina Rehmann, Anne Köhnen, Klaus Meerholz, Angewandte Chemie International Edition 121, 4038 (2009). DOI: 10.1002/ange.200990113

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2008

  • “Embedding OLEDs into channel waveguide structures”, Malte C. Gather, Fabian Ventsch, Klaus Meerholz, Advanced Materials 20, 1966 (2008). DOI: 10.1002/adma.200702837


     

  • “Advanced device architecture for highly efficient organic light-emitting diodes with an orange emitting crosslinkable iridium(III) complex”, Nina Rehmann, Christoph Ulbricht, Anne Köhnen, Philipp Zacharias, Malte C. Gather, Dirk Hertel, Ulrich S. Schubert, Klaus Meerholz, Advanced Materials 20, 129 (2008). DOI: 10.1002/adma.200701699


  • “An alignable fluorene thienothiophene copolymer with deep-blue electroluminescent emission at 410 nm”, Malte C. Gather, Martin Heeney, Weimin Zhang, Katherine S. Whitehead, Donal D. C. Bradley, Iain McCulloch, Alasdair J. Campbell, Chemical Communications, 1079 (2008). DOI: 10.1039/b716510b

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2007

  • “On the origin of the color shift in white-emitting OLEDs”, Malte C. Gather, Ronald Alle, Heinrich Becker, Klaus Meerholz, Advanced Materials 19, 4460-4465 (2007). DOI: 10.1002/adma.200701673


  • “Enhanced efficiency of multilayer organic light-emitting diodes with a low-refractive index hole-transport layer: An effect of improved outcoupling?”, Anne Köhnen, Malte C. Gather, Nina Riegel, Philipp Zacharias, Klaus Meerholz, Applied Physics Letters 91, 113501 (2007). DOI: 10.1063/1.2773930


  • “New crosslinkable hole conductors for blue phosphorescent OLEDs”, Philipp Zacharias, Malte C. Gather, Markus Rojahn, Oskar Nuyken, Klaus Meerholz, Angewandte Chemie International Edition 46, 4388-4392 (2007). DOI: 10.1002/anie.200605055


  • “Full determination of photoelectric parameters in a photorefractive polymer by photo-EMF”, Malte C. Gather, Svetlana Mansurova, Klaus Meerholz, Physical Reviews B 75, 165206 (2007). DOI: 10.1103/PhysRevB.75.165203


  • “Solution-processed full-color polymer organic light-emitting diode displays fabricated by direct photolithography”, Malte C. Gather, Anne Köhnen, Aurelie Falcou, Heinrich Becker, Klaus Meerholz, Advanced Functional Materials 17, 191‑200 (2007). DOI: 10.1002/adfm.200600651


  • “An improved optical method for determining the order parameter in thin oriented molecular films and demonstration of a highly axial dipole moment for the lowest energy pi-pi* optical transition in poly(9,9-dioctylfluorene-co-bithiophene)”, Malte C. Gather, Donal D.C. Bradley, Advanced Functional Materials 17, 479-485 (2007). DOI: 10.1002/adfm.200600056

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