Karl Leo

发表

Vertical organic permeable dual-base transistors for logic circuits

Erjuan Guo, Zhongbin Wu, Ghader Darbandy, 2020, Nature Communications.

Lasing and macroscopic coherence of periodic 2D and 3D microstructures in organic microcavities (Conference Presentation)

Karl Leo, Andreas Mischok, Tim Wagner, 2016, Organic Photonics + Electronics.

Quantification of charge carrier density in organic light-emitting diodes by time-resolved electroluminescence

Karl Leo, Sebastian Reineke, Caroline Weichsel, 2012, Other Conferences.

Comparison of different conditions for accelerated ageing of small molecule organic solar cells

Karl Leo, Moritz Riede, Martin Hermenau, 2010, Photonics Europe.

THz oscillations from optically anisotropic planar microcavities and organic microcavity lasers

Karl Leo, Markas Sudzius, Hartmut Fröb, 2006, SPIE Optics East.

New concept for organic light-emitting devices under high excitations using emission from a metal-free area

Karl Leo, Sebastian Reineke, Robert Brückner, 2016, Photonics Europe.

Transparent electrode materials for solar cells

Karl Leo, Jan Meiss, Christian L. Uhrich, 2008, Photonics Europe.

Dynamics of Bloch oscillations in semiconductor superlattices: direct determination of displacement

Karl Leo, Gintaras Valusis, Markas Sudzius, 1998, Photonics West.

Polymer-facilitated low temperature fusing of spray-coated silver nanowire networks as transparent top and bottom electrodes in small molecule organic photovoltaics (Presentation Recording)

Karl Leo, Franz Selzer, Nelli Weiß, 2015, SPIE Organic Photonics + Electronics.

Electrical investigations of hybrid OLED microcavity structures with novel encapsulation methods

Karl Leo, Robert Brückner, Hartmut Fröb, 2016, Photonics Europe.

Outcoupling efficiency in small-molecule OLEDs: from theory to experiment

Karl Leo, Björn Lüssem, Rico Meerheim, 2010, OPTO.

Lower limit of the lasing threshold in an organic microcavity

Karl Leo, Markas Sudzius, Hartmut Fröb, 2008, SPIE Photonics Europe.

Organic narrowband NIR-detectors (Conference Presentation)

Karl Leo, Andreas Mischok, Robert Brückner, 2017, Commercial + Scientific Sensing and Imaging.

Novel concepts for OLED lighting

Karl Leo, Sebastian Reineke, Björn Lüssem, 2010, OPTO.

Recent progress in organic solar cells based on small molecules

Karl Leo, Peter Baeuerle, Moritz K. Riede, 2008, Photonics Europe.

OLEDs: light-emitting thin film thermistors revealing advanced self-heating effects

Karl Leo, Klaus Gärtner, Sebastian Reineke, 2015, SPIE Organic Photonics + Electronics.

White organic light-emitting diodes with top-emitting structure for high color quality and forward-directed light emission

Karl Leo, Sebastian Reineke, Björn Lüssem, 2010, Photonics Europe.

Coherent perfect absorption in one-port devices with wedged organic thin-film absorbers

Karl Leo, Markas Sudzius, Hartmut Fröb, 2018, Organic Photonics + Electronics.

Ultrafast dynamics of wavepackets in GaAs/AlGaAs heterostructures

Karl Leo, K. Leo, 1992, Other Conferences.

Efficient heterojunction organic solar cells with high photovoltage containing a low gap oligothiophene derivative

Karl Leo, Christian Uhrich, Martin Pfeiffer, 2006, SPIE Photonics Europe.

In-line deposition of high-efficiency p-i-n organic light-emitting devices

M. Toerker, J. Amelung, Karl Leo, 2006, SPIE Photonics Europe.

THz oscillations from organic microcavity laser emission

Karl Leo, Markas Sudzius, Vadim G. Lyssenko, 2006, SPIE Photonics Europe.

Organic permeable-base transistors - superb power efficiency at highest frequencies (Conference Presentation)

Frank Ellinger, Karl Leo, Björn Lüssem, 2016, Organic Photonics + Electronics.

Highly efficient inverted top-emitting organic electroluminescent devices with doped charge transport layers

Karl Leo, Björn Lüssem, Michael Thomschke, 2010, Photonics Europe.

Beyond conventional organic transistors: novel approaches with improved performance and stability

Karl Leo, Hans Kleemann, Björn Lüssem, 2014, Optics & Photonics - Photonic Devices + Applications.

Improved photon harvesting by employing C70 in bulk heterojunction solar cells

Karl Leo, Jan Meiss, Moritz Riede, 2010, Photonics Europe.

Exciton binding energy limitations in organic materials and potentials for improvements (Presentation Recording)

Karl Leo, Eric Müller, Christian Koerner, 2015, SPIE Organic Photonics + Electronics.

Exploiting absorption-induced self-heating in solar cells (Conference Presentation)

Karl Leo, Sebastian Reineke, Christian Koerner, 2017, OPTO.

A solution-doped small molecule hole transport layer for efficient ITO-free organic solar cells (Presentation Recording)

Karl Leo, Franz Selzer, Ludwig Bormann, 2015, SPIE Organic Photonics + Electronics.

Optimized coil design for magnetic local positioning systems

Frank Ellinger, Karl Leo, Martin Vossiek, 2018, 2018 11th German Microwave Conference (GeMiC).

Photonic lattices in organic microcavities: Bloch states and control of lasing

Karl Leo, Andreas Mischok, Robert Brückner, 2015, SPIE Organic Photonics + Electronics.

High efficiency and low voltage p-i-n top emitting organic light-emitting devices

Karl Leo, Qiang Huang, Gufeng He, 2005, SPIE Optics + Photonics.

Threshold reduction by multidimensional photonic confinement in metal-organic microcavities

Karl Leo, Andreas Mischok, Robert Brückner, 2014, Photonics Europe.

Oblique angle lasing in a periodically pumped organic microcavity

Karl Leo, Markas Sudzius, Hartmut Fröb, 2010, Photonics Europe.

Novel hybrid laser modes in composite VCSEL-DFB microcavities (Conference Presentation)

Karl Leo, Andreas Mischok, Tim Wagner, 2017, OPTO.

Sub-nanojule threshold lasing in 5×5 μm2 organic photonic boxes

Karl Leo, Markas Sudzius, Hartmut Fröb, 2008, SPIE Photonics Europe.

Characterisation of different hole transport materials as used in organic p-i-n solar cells

Karl Leo, Jan Meiss, Steffen Pfuetzner, 2008, SPIE Photonics Europe.