Works by Leo, Karl

Results: 174

Adolescents and young adults with cancer: How multidisciplinary health care teams adapt their practices to better meet their specific needs.

Published in:

2019

By:

Ricadat, Élise;
Schwering, Karl‐Leo;
Fradkin, Sophie;
Boissel, Nicolas;
Aujoulat, Isabelle;
Schwering, Karl-Leo

Publication type:

journal article

Plasmon-Induced Sub-Bandgap Photodetection with Organic Schottky Diodes.

Published in:

Advanced Functional Materials, 2016, v. 26, n. 31, p. 5741, doi. 10.1002/adfm.201601718

By:

Hou, Ji‐Ling;
Fischer, Axel;
Yang, Sheng‐Chieh;
Benduhn, Johannes;
Widmer, Johannes;
Kasemann, Daniel;
Vandewal, Koen;
Leo, Karl

Publication type:

Article

Passivation of Molecular n-Doping: Exploring the Limits of Air Stability.

Published in:

Advanced Functional Materials, 2016, v. 26, n. 21, p. 3730, doi. 10.1002/adfm.201505092

By:

Tietze, Max L.;
Rose, Bradley D.;
Schwarze, Martin;
Fischer, Axel;
Runge, Steffen;
Blochwitz‐Nimoth, Jan;
Lüssem, Björn;
Leo, Karl;
Brédas, Jean‐Luc

Publication type:

Article

Chloride and Indium-Chloride-Complex Inorganic Ligands for Efficient Stabilization of Nanocrystals in Solution and Doping of Nanocrystal Solids.

Published in:

Advanced Functional Materials, 2016, v. 26, n. 13, p. 2163, doi. 10.1002/adfm.201504767

By:

Sayevich, Vladimir;
Guhrenz, Chris;
Sin, Maria;
Dzhagan, Volodymyr M.;
Weiz, Alexander;
Kasemann, Daniel;
Brunner, Eike;
Ruck, Michael;
Zahn, Dietrich R. T.;
Leo, Karl;
Gaponik, Nikolai;
Eychmüller, Alexander

Publication type:

Article

Contact Doping for Vertical Organic Field-Effect Transistors.

Published in:

Advanced Functional Materials, 2016, v. 26, n. 5, p. 768, doi. 10.1002/adfm.201504377

By:

Günther, Alrun A.;
Sawatzki, Michael;
Formánek, Petr;
Kasemann, Daniel;
Leo, Karl

Publication type:

Article

Eclipse Pulsed Laser Deposition for Damage-Free Preparation of Transparent ZnO Electrodes on Top of Organic Solar Cells.

Published in:

Advanced Functional Materials, 2015, v. 25, n. 27, p. 4321, doi. 10.1002/adfm.201500569

By:

Schubert, Sylvio;
Schmidt, Florian;
von Wenckstern, Holger;
Grundmann, Marius;
Leo, Karl;
Müller‐Meskamp, Lars

Publication type:

Article

Doped Organic Semiconductors: Trap-Filling, Impurity Saturation, and Reserve Regimes.

Published in:

Advanced Functional Materials, 2015, v. 25, n. 18, p. 2701, doi. 10.1002/adfm.201404549

By:

Tietze, Max L.;
Pahner, Paul;
Schmidt, Kathleen;
Leo, Karl;
Lüssem, Björn

Publication type:

Article

Materials Meets Concepts in Molecule-Based Electronics.

Published in:

Advanced Functional Materials, 2015, v. 25, n. 13, p. 1933, doi. 10.1002/adfm.201402334

By:

Ortmann, Frank;
Radke, K. Sebastian;
Günther, Alrun;
Kasemann, Daniel;
Leo, Karl;
Cuniberti, Gianaurelio

Publication type:

Article

Unusually High Optical Transmission in Ca:Ag Blend Films: High-Performance Top Electrodes for Efficient Organic Solar Cells.

Published in:

Advanced Functional Materials, 2014, v. 24, n. 42, p. 6668, doi. 10.1002/adfm.201401854

By:

Schubert, Sylvio;
Müller‐Meskamp, Lars;
Leo, Karl

Publication type:

Article

Open-Circuit Voltage and Effective Gap of Organic Solar Cells.

Published in:

Advanced Functional Materials, 2014, v. 23, n. 46, p. 5814, doi. 10.1002/adfm.201301048

By:

Widmer, Johannes;
Tietze, Max;
Leo, Karl;
Riede, Moritz

Publication type:

Article

Feel the Heat: Nonlinear Electrothermal Feedback in Organic LEDs.

Published in:

Advanced Functional Materials, 2014, v. 24, n. 22, p. 3367, doi. 10.1002/adfm.201303066

By:

Fischer, Axel;
Koprucki, Thomas;
Gärtner, Klaus;
Tietze, Max L.;
Brückner, Jacqueline;
Lüssem, Björn;
Leo, Karl;
Glitzky, Annegret;
Scholz, Reinhard

Publication type:

Article

Organic Electronics: Feel the Heat: Nonlinear Electrothermal Feedback in Organic LEDs (Adv. Funct. Mater. 22/2014).

Published in:

Advanced Functional Materials, 2014, v. 24, n. 22, p. 3366, doi. 10.1002/adfm.201470145

By:

Fischer, Axel;
Koprucki, Thomas;
Gärtner, Klaus;
Tietze, Max L.;
Brückner, Jacqueline;
Lüssem, Björn;
Leo, Karl;
Glitzky, Annegret;
Scholz, Reinhard

Publication type:

Article

We Want Our Photons Back: Simple Nanostructures for White Organic Light-Emitting Diode Outcoupling.

Published in:

Advanced Functional Materials, 2014, v. 24, n. 17, p. 2553, doi. 10.1002/adfm.201303401

By:

Kim, Yong Hyun;
Lee, Jonghee;
Kim, Won Mok;
Fuchs, Cornelius;
Hofmann, Simone;
Chang, Hong‐Wei;
Gather, Malte C.;
Müller‐Meskamp, Lars;
Leo, Karl

Publication type:

Article

Influence of Cavity Thickness and Emitter Orientation on the Efficiency Roll-Off of Phosphorescent Organic Light-Emitting Diodes.

Published in:

Advanced Functional Materials, 2014, v. 24, n. 8, p. 1117, doi. 10.1002/adfm.201302173

By:

Murawski, Caroline;
Liehm, Philipp;
Leo, Karl;
Gather, Malte C.

Publication type:

Article

Organic Junction Field-Effect Transistor.

Published in:

Advanced Functional Materials, 2014, v. 24, n. 7, p. 1011, doi. 10.1002/adfm.201301417

By:

Lüssem, Björn;
Kleemann, Hans;
Kasemann, Daniel;
Ventsch, Fabian;
Leo, Karl

Publication type:

Article

Achieving High Efficiency and Improved Stability in ITO-Free Transparent Organic Light-Emitting Diodes with Conductive Polymer Electrodes.

Published in:

Advanced Functional Materials, 2013, v. 23, n. 30, p. 3763, doi. 10.1002/adfm.201203449

By:

Kim, Yong Hyun;
Lee, Jonghee;
Hofmann, Simone;
Gather, Malte C.;
Müller‐Meskamp, Lars;
Leo, Karl

Publication type:

Article

Realizing the Potential of ZnO with Alternative Non-Metallic Co-Dopants as Electrode Materials for Small Molecule Optoelectronic Devices.

Published in:

Advanced Functional Materials, 2013, v. 23, n. 29, p. 3645, doi. 10.1002/adfm.201202799

By:

Kim, Yong Hyun;
Kim, Jin Soo;
Kim, Won Mok;
Seong, Tae‐Yeon;
Lee, Jonghee;
Müller‐Meskamp, Lars;
Leo, Karl

Publication type:

Article

Oxide Sandwiched Metal Thin-Film Electrodes for Long-Term Stable Organic Solar Cells.

Published in:

Advanced Functional Materials, 2012, v. 22, n. 23, p. 4993, doi. 10.1002/adfm.201201592

By:

Schubert, Sylvio;
Hermenau, Martin;
Meiss, Jan;
Müller-Meskamp, Lars;
Leo, Karl

Publication type:

Article

Fluorinated Zinc Phthalocyanine as Donor for Efficient Vacuum-Deposited Organic Solar Cells.

Published in:

Advanced Functional Materials, 2012, v. 22, n. 2, p. 405, doi. 10.1002/adfm.201101799

By:

Meiss, Jan;
Merten, Andre;
Hein, Moritz;
Schuenemann, Christoph;
Schäfer, Stefan;
Tietze, Max;
Uhrich, Christian;
Pfeiffer, Martin;
Leo, Karl;
Riede, Moritz

Publication type:

Article

Novel Approach for Alternating Current (AC)-Driven Organic Light-Emitting Devices.

Published in:

Advanced Functional Materials, 2012, v. 22, n. 1, p. 210, doi. 10.1002/adfm.201100747

By:

Perumal, Ajay;
Fröbel, Markus;
Gorantla, Sandeep;
Gemming, Thomas;
Lüssem, Björn;
Eckert, Jürgen;
Leo, Karl

Publication type:

Article

Efficient Organic Tandem Solar Cells based on Small Molecules.

Published in:

Advanced Functional Materials, 2011, v. 21, n. 16, p. 3019, doi. 10.1002/adfm.201002760

By:

Riede, Moritz;
Uhrich, Christian;
Widmer, Johannes;
Timmreck, Ronny;
Wynands, David;
Schwartz, Gregor;
Gnehr, Wolf-Michael;
Hildebrandt, Dirk;
Weiss, Andre;
Hwang, Jaehyung;
Sundarraj, Sudhakar;
Erk, Peter;
Pfeiffer, Martin;
Leo, Karl

Publication type:

Article

Influence of Hole-Transport Layers and Donor Materials on Open-Circuit Voltage and Shape of I- V Curves of Organic Solar Cells.

Published in:

Advanced Functional Materials, 2011, v. 21, n. 11, p. 2140, doi. 10.1002/adfm.201002669

By:

Tress, Wolfgang;
Leo, Karl;
Riede, Moritz

Publication type:

Article

Photovoltaic Devices: Highly Conductive PEDOT:PSS Electrode with Optimized Solvent and Thermal Post-Treatment for ITO-Free Organic Solar Cells (Adv. Funct. Mater. 6/2011).

Published in:

Advanced Functional Materials, 2011, v. 21, n. 6, p. 1009, doi. 10.1002/adfm.201190012

By:

Kim, Yong Hyun;
Sachse, Christoph;
Machala, Michael L.;
May, Christian;
Müller-Meskamp, Lars;
Leo, Karl

Publication type:

Article

Highly Conductive PEDOT:PSS Electrode with Optimized Solvent and Thermal Post-Treatment for ITO-Free Organic Solar Cells.

Published in:

Advanced Functional Materials, 2011, v. 21, n. 6, p. 1076, doi. 10.1002/adfm.201002290

By:

Kim, Yong Hyun;
Sachse, Christoph;
Machala, Michael L.;
May, Christian;
Müller-Meskamp, Lars;
Leo, Karl

Publication type:

Article

Dicyanovinyl-Substituted Oligothiophenes: Structure-Property Relationships and Application in Vacuum-Processed Small Molecule Organic Solar Cells.

Published in:

Advanced Functional Materials, 2011, v. 21, n. 5, p. 897, doi. 10.1002/adfm.201001639

By:

Fitzner, Roland;
Reinold, Egon;
Mishra, Amaresh;
Mena-Osteritz, Elena;
Ziehlke, Hannah;
Körner, Christian;
Leo, Karl;
Riede, Moritz;
Weil, Matthias;
Tsaryova, Olga;
Weiß, André;
Uhrich, Christian;
Pfeiffer, Martin;
Bäuerle, Peter

Publication type:

Article

Triplet Harvesting in Hybrid White Organic Light-Emitting Diodes.

Published in:

Advanced Functional Materials, 2009, v. 19, n. 9, p. 1319, doi. 10.1002/adfm.200801503

By:

Schwartz, Gregor;
Reineke, Sebastian;
Rosenow, Thomas Conrad;
Walzer, Karsten;
Leo, Karl

Publication type:

Article

Analysis of Complete Organic Semiconductor Devices by Laser Desorption/Ionization Time-of-Flight Mass Spectrometry.

Published in:

Advanced Functional Materials, 2008, v. 18, n. 17, p. 2541, doi. 10.1002/adfm.200700816

By:

Scholz, Sebastian;
Walzer, Karsten;
Leo, Karl

Publication type:

Article

Bistable organic electrochemical transistors: enthalpy vs. entropy.

Published in:

Nature Communications, 2024, v. 15, n. 1, p. 1, doi. 10.1038/s41467-024-51001-9

By:

Bongartz, Lukas M.;
Kantelberg, Richard;
Meier, Tommy;
Hoffmann, Raik;
Matthus, Christian;
Weissbach, Anton;
Cucchi, Matteo;
Kleemann, Hans;
Leo, Karl

Publication type:

Article

Degradation of Sexithiophene Cascade Organic Solar Cells.

Published in:

Advanced Energy Materials, 2016, v. 6, n. 9, p. n/a, doi. 10.1002/aenm.201502432

By:

Bormann, Ludwig;
Nehm, Frederik;
Weiß, Nelli;
Nikolis, Vasileios C.;
Selzer, Franz;
Eychmüller, Alexander;
Müller‐Meskamp, Lars;
Vandewal, Koen;
Leo, Karl

Publication type:

Article

Influence of Meso and Nanoscale Structure on the Properties of Highly Efficient Small Molecule Solar Cells.

Published in:

Advanced Energy Materials, 2016, v. 6, n. 4, p. n/a, doi. 10.1002/aenm.201501280

By:

Moench, Tobias;
Friederich, Pascal;
Holzmueller, Felix;
Rutkowski, Bogdan;
Benduhn, Johannes;
Strunk, Timo;
Koerner, Christian;
Vandewal, Koen;
Czyrska‐Filemonowicz, Aleksandra;
Wenzel, Wolfgang;
Leo, Karl

Publication type:

Article

Ultratransparent Polymer/Semitransparent Silver Grid Hybrid Electrodes for Small-Molecule Organic Solar Cells.

Published in:

Advanced Energy Materials, 2015, p. 1, doi. 10.1002/aenm.201401822

By:

Yong Hyun Kim;
Müller-Meskamp, Lars;
Leo, Karl

Publication type:

Article

Ultratransparent Polymer/Semitransparent Silver Grid Hybrid Electrodes for Small-Molecule Organic Solar Cells.

Published in:

Advanced Energy Materials, 2015, v. 5, n. 9, p. n/a, doi. 10.1002/aenm.201570044

By:

Kim, Yong Hyun;
Müller-Meskamp, Lars;
Leo, Karl

Publication type:

Article

Solar Cells: Ultratransparent Polymer/Semitransparent Silver Grid Hybrid Electrodes for Small-Molecule Organic Solar Cells (Adv. Energy Mater. 9/2015).

Published in:

Advanced Energy Materials, 2015, v. 5, n. 9, p. n/a, doi. 10.1002/aenm.201570044

By:

Kim, Yong Hyun;
Müller‐Meskamp, Lars;
Leo, Karl

Publication type:

Article

ITO-Free, Small-Molecule Organic Solar Cells on Spray-Coated Copper-Nanowire-Based Transparent Electrodes.

Published in:

Advanced Energy Materials, 2014, v. 4, n. 2, p. n/a, doi. 10.1002/aenm.201300737

By:

Sachse, Christoph;
Weiß, Nelli;
Gaponik, Nikolai;
Müller‐Meskamp, Lars;
Eychmüller, Alexander;
Leo, Karl

Publication type:

Article

Collecting the Electrons on n-Doped Fullerene C<sub>60</sub> Transparent Conductors for All-Vacuum-Deposited Small-Molecule Organic Solar Cells.

Published in:

Advanced Energy Materials, 2013, v. 3, n. 12, p. 1551, doi. 10.1002/aenm.201300658

By:

Kim, Yong Hyun;
Schubert, Sylvio;
Timmreck, Ronny;
Müller‐Meskamp, Lars;
Leo, Karl

Publication type:

Article

Investigation of Driving Forces for Charge Extraction in Organic Solar Cells: Transient Photocurrent Measurements on Solar Cells Showing S-Shaped Current-Voltage Characteristics.

Published in:

Advanced Energy Materials, 2013, v. 3, n. 7, p. 873, doi. 10.1002/aenm.201200931

By:

Tress, Wolfgang;
Corvers, Steef;
Leo, Karl;
Riede, Moritz

Publication type:

Article

Correlation of Absorption Profile and Fill Factor in Organic Solar Cells: The Role of Mobility Imbalance.

Published in:

Advanced Energy Materials, 2013, v. 3, n. 5, p. 631, doi. 10.1002/aenm.201200835

By:

Tress, Wolfgang;
Merten, André;
Furno, Mauro;
Hein, Moritz;
Leo, Karl;
Riede, Moritz

Publication type:

Article

Improvement of Transparent Metal Top Electrodes for Organic Solar Cells by Introducing a High Surface Energy Seed Layer.

Published in:

Advanced Energy Materials, 2013, v. 3, n. 4, p. 438, doi. 10.1002/aenm.201200903

By:

Schubert, Sylvio;
Meiss, Jan;
Müller‐Meskamp, Lars;
Leo, Karl

Publication type:

Article

Organic Solar Cells: Improvement of Transparent Metal Top Electrodes for Organic Solar Cells by Introducing a High Surface Energy Seed Layer (Adv. Energy Mater. 4/2013).

Published in:

Advanced Energy Materials, 2013, v. 3, n. 4, p. 409, doi. 10.1002/aenm.201370015

By:

Schubert, Sylvio;
Meiss, Jan;
Müller‐Meskamp, Lars;
Leo, Karl

Publication type:

Article

Critical Dimensions in Small-Molecule Plasmonic Particle Solar Cells.

Published in:

Advances in Polymer Science, 2017, v. 272, p. 327, doi. 10.1007/978-3-319-28338-8_14

By:

Jägeler-Hoheisel, Till;
Benduhn, Johannes;
Körner, Christian;
Leo, Karl

Publication type:

Article

Dicyanovinylene-Substituted Oligothiophenes for Organic Solar Cells.

Published in:

Advances in Polymer Science, 2017, v. 272, p. 51, doi. 10.1007/978-3-319-28338-8_3

By:

Koerner, Christian;
Ziehlke, Hannah;
Fitzner, Roland;
Riede, Moritz;
Mishra, Amaresh;
Bäuerle, Peter;
Leo, Karl

Publication type:

Article

Improved High-Brightness Efficiency of Phosphorescent Organic LEDs Comprising Emitter Molecules with Small Permanent Dipole Moments.

Published in:

Advanced Materials, 2010, v. 22, n. 29, p. 3189, doi. 10.1002/adma.201000529

By:

Reineke, Sebastian;
Rosenow, Thomas C.;
Lüssem, Björn;
Leo, Karl

Publication type:

Article

White organic light-emitting diodes with fluorescent tube efficiency.

Published in:

Nature, 2009, v. 459, n. 7244, p. 234, doi. 10.1038/nature08003

By:

Reineke, Sebastian;
Lindner, Frank;
Schwartz, Gregor;
Seidler, Nico;
Walzer, Karsten;
Lüssem, Björn;
Leo, Karl

Publication type:

Article

Enhancing sub-bandgap external quantum efficiency by photomultiplication for narrowband organic near-infrared photodetectors.

Published in:

Nature Communications, 2021, v. 12, n. 1, p. 1, doi. 10.1038/s41467-021-24500-2

By:

Kublitski, Jonas;
Fischer, Axel;
Xing, Shen;
Baisinger, Lukasz;
Bittrich, Eva;
Spoltore, Donato;
Benduhn, Johannes;
Vandewal, Koen;
Leo, Karl

Publication type:

Article

Correlation between Temperature Activation of Charge-Carrier Generation Efficiency and Hole Mobility in Small-Molecule Donor Materials.

Published in:

ChemPhysChem, 2014, v. 15, n. 6, p. 1049, doi. 10.1002/cphc.201400030

By:

Koerner, Christian;
Hein, Moritz Philipp;
Kažukauskas, Vaidotas;
Sakavičius, Andrius;
Janonis, Vytautas;
Fitzner, Roland;
Bäuerle, Peter;
Leo, Karl;
Riede , Moritz

Publication type:

Article

Open-circuit voltage of organic solar cells: interfacial roughness makes the difference.

Published in:

Communications Physics, 2022, v. 5, n. 1, p. 1, doi. 10.1038/s42005-022-01084-x

By:

Poelking, Carl;
Benduhn, Johannes;
Spoltore, Donato;
Schwarze, Martin;
Roland, Steffen;
Piersimoni, Fortunato;
Neher, Dieter;
Leo, Karl;
Vandewal, Koen;
Andrienko, Denis

Publication type:

Article

Influence of side groups on the performance of infrared absorbing aza-BODIPY organic solar cells.

Published in:

Physica Status Solidi. A: Applications & Materials Science, 2015, v. 212, n. 12, p. 2747, doi. 10.1002/pssa.201532385

By:

Kraner, Stefan;
Widmer, Johannes;
Benduhn, Johannes;
Hieckmann, Ellen;
Jägeler‐Hoheisel, Till;
Ullbrich, Sascha;
Schütze, Daniel;
Sebastian Radke, K.;
Cuniberti, Gianaurelio;
Ortmann, Frank;
Lorenz‐Rothe, Melanie;
Meerheim, Rico;
Spoltore, Donato;
Vandewal, Koen;
Koerner, Christian;
Leo, Karl

Publication type:

Article

P-I-N-P top-emitting organic light-emitting diodes with MoO<sub> x</sub> as the electrical and optical modification layers.

Published in:

Physica Status Solidi. A: Applications & Materials Science, 2014, v. 211, n. 5, p. 1168, doi. 10.1002/pssa.201330527

By:

Xie, Guohua;
Fehse, Karsten;
Leo, Karl;
Gather, Malte C.

Publication type:

Article

White light emission from alternating current organic light-emitting devices using high frequency color-mixing.

Published in:

Physica Status Solidi. A: Applications & Materials Science, 2013, v. 210, n. 11, p. 2439, doi. 10.1002/pssa.201330097

By:

Fröbel, Markus;
Perumal, Ajay;
Schwab, Tobias;
Fuchs, Cornelius;
Leo, Karl;
Gather, Malte C.

Publication type:

Article

Self-passivation of molecular n-type doping during air exposure using a highly efficient air-instable dopant.

Published in:

Physica Status Solidi. A: Applications & Materials Science, 2013, v. 210, n. 10, p. 2188, doi. 10.1002/pssa.201330049

By:

Tietze, Max L.;
Wölzl, Florian;
Menke, Torben;
Fischer, Axel;
Riede, Moritz;
Leo, Karl;
Lüssem, Björn

Publication type:

Article