Ultra-Bright Thin-Film Light Emitting Devices and Lasers

Publications

Peer reviewed articles (10)

Two-dimensional perovskites with alternating cations in the interlayer space for stable light emitting diodes

Author(s): Yiyue Zhang, Masoumeh Keshavarz, Elke Debroye, Eduard Fron, Miriam Candelaria Rodríguez González, Denys Naumenko, Heinz Amenitsch, Joris Van de Vondel, Steven De Feyter, Paul Heremans, Maarten B. J. Roeffaers, Weiming Qiu, Bapi Pradhan and Johan Hofkens
Published in: Nanophotonics, 10(8), 2021, Page(s) 2145, ISSN 2192-8614
Publisher: De Gruyter
DOI: 10.1515/nanoph-2021-0037

Ion Motion Determines Multiphase Performance Dynamics of Perovskite LEDs

Author(s): Jevgenij Chmeliov, Karim Elkhouly, Rokas Gegevičius, Lukas Jonušis, Andrius Devižis, Andrius Gelžinis, Marius Franckevičius, Iakov Goldberg, Johan Hofkens, Paul Heremans, Weiming Qiu and Vidmantas Gulbinas
Published in: Adv. Optical Mater., 9 (24), 2021, Page(s) 2101560, ISSN 2195-1071
Publisher: WILEY-VCH Verlag GmbH & Co. KGaA
DOI: 10.1002/adom.202101560

Intense Electrical Pulsing of Perovskite Light Emitting Diodes under Cryogenic Conditions

Author(s): Karim Elkhouly, Iakov Goldberg, Nirav Annavarapu, Robert Gehlhaar, Tung-Huei Ke, Jan Genoe, Johan Hofkens, Paul Heremans, and Weiming Qiu
Published in: Adv. Optical Mater., 2022, Page(s) 2200024, ISSN 2195-1071
Publisher: WILEY-VCH Verlag GmbH & Co. KGaA
DOI: 10.1002/adom.202200024

Density of States of OLED Host Materials from Thermally Stimulated Luminescence

Author(s): Andrei Stankevych, Alexander Vakhnin, Denis Andrienko, Leanne Paterson, Jan Genoe, Ivan Fishchuk, Heinz Bässler, Anna Köhler, Andrey Kadashchuk
Published in: Physical Review Applied, 15/4, 2021, Page(s) 44050, ISSN 2331-7019
Publisher: American Physical Society (APS)
DOI: 10.1103/physrevapplied.15.044050

Role of the reorganization energy for charge transport in disordered organic semiconductors

Author(s): R. Saxena, V. R. Nikitenko, I. I. Fishchuk, Ya. V. Burdakov, Yu. V. Metel, J. Genoe, H. Bässler, A. Köhler, A. Kadashchuk
Published in: Physical Review B, 103/16, 2021, Page(s) 165202, ISSN 2469-9950
Publisher: American Physical Society (APS)
DOI: 10.1103/physrevb.103.165202

Operationally Stable Perovskite Light Emitting Diodes with High Radiance

Author(s): Karim Elkhouly, Iakov Goldberg, Hans‐Gerd Boyen, Alexis Franquet, Valentina Spampinato, Tung‐Huei Ke, Robert Gehlhaar, Jan Genoe, Johan Hofkens, Paul Heremans, Weiming Qiu
Published in: Advanced Optical Materials, 2100586, 2021, Page(s) 2100586, ISSN 2195-1071
Publisher: WILEY-VCH Verlag GmbH & Co. KGaA
DOI: 10.1002/adom.202100586

All-Evaporated, All-Inorganic CsPbI3 Perovskite-Based Devices for Broad-Band Photodetector and Solar Cell Applications.

Author(s): Maria Isabel Pintor Monroy; Iakov Goldberg; Karim Elkhouly; Epimitheas Georgitzikis; Lotte Clinckemalie; Guillaume Croes; Nirav Annavarapu; Weiming Qiu; Elke Debroye; Yinghuan Kuang; Maarten B. J. Roeffaers; Johan Hofkens; Johan Hofkens; Robert Gehlhaar; Jan Genoe
Published in: ACS Appl. Electron. Mater., 3 (7), 2021, Page(s) 3023, ISSN 2637-6113
Publisher: American Physical Society (APS)
DOI: 10.1021/acsaelm.1c00252

Double Charge Transfer Dominates in Carrier Localization in Low Bandgap Sites of Heterogeneous Lead Halide Perovskites

Author(s): Azhar Fakharuddin, Marius Franckevičius, Andrius Devižis, Andrius Gelžinis, Jevgenij Chmeliov, Paul Heremans, Vidmantas Gulbinas
Published in: Advanced Functional Materials, 31/15, 2021, Page(s) 2010076, ISSN 1616-301X
Publisher: John Wiley & Sons Ltd.
DOI: 10.1002/adfm.202010076

Perovskite Light Emitting Diode Characteristics: The Effects of Electroluminescence Transient and Hysteresis

Author(s): Karim Elkhouly, Robert Gehlhaar, Jan Genoe, Paul Heremans, Weiming Qiu
Published in: Advanced Optical Materials, 8/23, 2020, Page(s) 2000941, ISSN 2195-1071
Publisher: WILEY-VCH Verlag GmbH & Co. KGaA
DOI: 10.1002/adom.202000941

Active area dependence of optoelectronic characteristics of perovskite LEDs

Author(s): Iakov Goldberg; Weiming Qiu; Karim Elkhouly; Nirav Annavarapu; Ankit Nalin Mehta; Cedric Rolin; Tung Huei Ke; Robert Gehlhaar; Jan Genoe; Paul Heremans
Published in: J. Mater. Chem. C, 9, 2021, Page(s) 12661, ISSN 2050-7534
Publisher: Royal Society of Chemistry
DOI: 10.1039/d1tc03138d

Conference proceedings (6)

Operationally Stable Perovskite Light-Emitting Diodes with High Radiance

Author(s): Karim Elkhouly, Iakov Goldberg, Nirav Annavarapu, Robert Gehlhaar, Jan Genoe, Weiming Qiu, and Paul Heremans
Published in: Symposium F.EL02—Emerging Light-Emitting Materials and Devices—Halide Perovskites, Quantum Dots and Other Nanoscale Emitters, 2020
Publisher: MRS

Record operational stability and lasing-level current densities enabled by incremental PeLED downscaling

Author(s): Iakov Goldberg, Karim Elkhouly, Weiming Qiu, Nirav Annavarapu, Robert Gehlhaar, Cedric Rolin, Tung-Huei Ke, Jan Genoe, and Paul Heremans
Published in: Proc. SPIE 11808, Organic and Hybrid Light Emitting Materials and Devices XXV, 2021, Page(s) 1180810
Publisher: SPIE
DOI: 10.1117/12.2593010

Mitigating the detrimental effects of joule heating for perovskite light emitting diodes

Author(s): Weiming Qiu, Karim Elkhouly, Jan Genoe, Paul Heremans
Published in: Organic and Hybrid Light Emitting Materials and Devices XXIV, Proc. SPIE 11473, Organic and Hybrid Light Emitting Materials and Devices XXIV, 2020, Page(s) 38, ISBN 9781510637535
Publisher: SPIE
DOI: 10.1117/12.2567656

Perovskite Light Emitting Diodes with Good Quantum Efficiency at Current Densities of kA/cm2

Author(s): Paul Heremans, Iakov Goldberg, Karim Elkhouly, Weiming Qiu, Nirav Annavarapu, Robert Gehlhaar, Cedric Rolin, Tung-Huei Ke, Jan Genoe
Published in: IMID 2021, 2021
Publisher: SID

Perovskite Light Emitting Diode Characteristics—The Effects of Electroluminescence Transient and Hysteresis

Author(s): Karim Elkhouly, Robert Gehlhaar, Jan Genoe, Weiming Qiu, and Paul Heremans
Published in: Symposium F.EL02—Emerging Light-Emitting Materials and Devices—Halide Perovskites, Quantum Dots and Other Nanoscale Emitters, 2020
Publisher: MRS

Ion Migration Determines the Performance Dynamics of Perovskite LEDs

Author(s): Karim Elkhouly, Jevgenij Chmeliov, Rokas Gegevičius, Iakov Goldberg, Vidmantas Gulbinas, Robert Gehlhaar, Jan Genoe, Johan Hofkens, Paul Heremans, Weiming Qiu
Published in: Nanoge Fall Meeting, 2021
Publisher: nanoGe