Details
Originalsprache | Englisch |
---|---|
Aufsatznummer | 5092 |
Fachzeitschrift | Nature Communications |
Jahrgang | 11 |
Ausgabenummer | 1 |
Publikationsstatus | Veröffentlicht - 1 Dez. 2020 |
Extern publiziert | Ja |
Abstract
The combination of inorganic semiconductors with organic thin films promises new strategies for the realization of complex hybrid optoelectronic devices. Oxidative chemical vapor deposition (oCVD) of conductive polymers offers a flexible and scalable path towards high-quality three-dimensional inorganic/organic optoelectronic structures. Here, hole-conductive poly(3,4-ethylenedioxythiophene) (PEDOT) grown by oxidative chemical vapor deposition is used to fabricate transparent and conformal wrap-around p-type contacts on three-dimensional microLEDs with large aspect ratios, a yet unsolved challenge in three-dimensional gallium nitride technology. The electrical characteristics of two-dimensional reference structures confirm the quasi-metallic state of the polymer, show high rectification ratios, and exhibit excellent thermal and temporal stability. We analyze the electroluminescence from a three-dimensional hybrid microrod/polymer LED array and demonstrate its improved optical properties compared with a purely inorganic microrod LED. The findings highlight a way towards the fabrication of hybrid three-dimensional optoelectronics on the sub-micron scale.
ASJC Scopus Sachgebiete
- Chemie (insg.)
- Allgemeine Chemie
- Biochemie, Genetik und Molekularbiologie (insg.)
- Allgemeine Biochemie, Genetik und Molekularbiologie
- Physik und Astronomie (insg.)
- Allgemeine Physik und Astronomie
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in: Nature Communications, Jahrgang 11, Nr. 1, 5092, 01.12.2020.
Publikation: Beitrag in Fachzeitschrift › Artikel › Forschung › Peer-Review
}
TY - JOUR
T1 - Toward three-dimensional hybrid inorganic/organic optoelectronics based on GaN/oCVD-PEDOT structures
AU - Krieg, Linus
AU - Meierhofer, Florian
AU - Gorny, Sascha
AU - Leis, Stefan
AU - Splith, Daniel
AU - Zhang, Zhipeng
AU - von Wenckstern, Holger
AU - Grundmann, Marius
AU - Wang, Xiaoxue
AU - Hartmann, Jana
AU - Margenfeld, Christoph
AU - Manglano Clavero, Irene
AU - Avramescu, Adrian
AU - Schimpke, Tilman
AU - Scholz, Dominik
AU - Lugauer, Hans Jürgen
AU - Strassburg, Martin
AU - Jungclaus, Jörgen
AU - Bornemann, Steffen
AU - Spende, Hendrik
AU - Waag, Andreas
AU - Gleason, Karen K.
AU - Voss, Tobias
N1 - Funding information: We thank Klaas Strempel for ECV measurements and Maike Rühmann and Juliane Breitfelder for the processing and lithography of the samples. We acknowledge financial support from “Niedersächsisches Vorab” through “Quantum-and Nano-Metrology (QUANOMET)” initiative within the project NL-3 “Sensors” and NP-3 “Modell-Nanopartikel.” We gratefully acknowledge support by the Deutsche For-schungsgemeinschaft (DFG, German Research Foundation) Research Training Group GrK1952/1 “Metrology for Complex Nanosystems” and the Braunschweig International Graduate School of Metrology B-IGSM. This work has been supported by the DFG within the research unit FOR1616 and funded by the DFG under Germany’s Excellence Strategy—EXC-2123 QuantumFrontiers—390837967. We acknowledge financial support from the epitaxy competence center ec2. M.G., H.v.W., and D.S. acknowledge funding by the European Social Fund within the Young Investigator Group “Oxide Hetero-structures” (SAB 100310460).
PY - 2020/12/1
Y1 - 2020/12/1
N2 - The combination of inorganic semiconductors with organic thin films promises new strategies for the realization of complex hybrid optoelectronic devices. Oxidative chemical vapor deposition (oCVD) of conductive polymers offers a flexible and scalable path towards high-quality three-dimensional inorganic/organic optoelectronic structures. Here, hole-conductive poly(3,4-ethylenedioxythiophene) (PEDOT) grown by oxidative chemical vapor deposition is used to fabricate transparent and conformal wrap-around p-type contacts on three-dimensional microLEDs with large aspect ratios, a yet unsolved challenge in three-dimensional gallium nitride technology. The electrical characteristics of two-dimensional reference structures confirm the quasi-metallic state of the polymer, show high rectification ratios, and exhibit excellent thermal and temporal stability. We analyze the electroluminescence from a three-dimensional hybrid microrod/polymer LED array and demonstrate its improved optical properties compared with a purely inorganic microrod LED. The findings highlight a way towards the fabrication of hybrid three-dimensional optoelectronics on the sub-micron scale.
AB - The combination of inorganic semiconductors with organic thin films promises new strategies for the realization of complex hybrid optoelectronic devices. Oxidative chemical vapor deposition (oCVD) of conductive polymers offers a flexible and scalable path towards high-quality three-dimensional inorganic/organic optoelectronic structures. Here, hole-conductive poly(3,4-ethylenedioxythiophene) (PEDOT) grown by oxidative chemical vapor deposition is used to fabricate transparent and conformal wrap-around p-type contacts on three-dimensional microLEDs with large aspect ratios, a yet unsolved challenge in three-dimensional gallium nitride technology. The electrical characteristics of two-dimensional reference structures confirm the quasi-metallic state of the polymer, show high rectification ratios, and exhibit excellent thermal and temporal stability. We analyze the electroluminescence from a three-dimensional hybrid microrod/polymer LED array and demonstrate its improved optical properties compared with a purely inorganic microrod LED. The findings highlight a way towards the fabrication of hybrid three-dimensional optoelectronics on the sub-micron scale.
UR - http://www.scopus.com/inward/record.url?scp=85092294700&partnerID=8YFLogxK
U2 - 10.1038/s41467-020-18914-7
DO - 10.1038/s41467-020-18914-7
M3 - Article
C2 - 33037193
AN - SCOPUS:85092294700
VL - 11
JO - Nature Communications
JF - Nature Communications
SN - 2041-1723
IS - 1
M1 - 5092
ER -