Direct Photolithography on Molecular Crystals for High Performance Organic Optoelectronic Devices

YAO, Yifan, ZHANG, Lei, LEYDECKER, Tim et SAMORI, Paolo, 2018. Direct Photolithography on Molecular Crystals for High Performance Organic Optoelectronic Devices. Journal of the American Chemical Society [en ligne]. juin 2018. Vol. 140, n° 22pp. 6984-6990. [Consultésans date]. DOI 10.1021/jacs.8b03526. Consulté de : https://pubs.acs.org/doi/10.1021/jacs.8b03526Organic crystals are generated via the bottom-up self-assembly of molecular building blocks which are held together through weak noncovalent interactions. Although they revealed extraordinary charge transport characteristics, their labile nature represents a major drawback toward their integration in optoelectronic devices when the use of sophisticated patterning techniques is required. Here we have devised a radically new method to enable the use of photolithography directly on molecular crystals, with a spatial resolution below 300 nm, thereby allowing the precise wiring up of multiple crystals on demand. Two archetypal organic crystals, i.e., p-type 2,7-diphenyl[1]benzothieno[3,2-b][1]benzothiophene (Dph-BTBT) nanoflakes and n-type N,N′-dioctyl-3,4,9,10-perylenedicarboximide (PTCDI-C8) nanowires, have been exploited as active materials to realize high-performance top-contact organic field-effect transistors (OFETs), inverter and p–n heterojunction photovoltaic devices supported on plastic substrate. The compatibility of our direct photolithography technique with organic molecular crystals is key for exploiting the full potential of organic electronics for sophisticated large-area devices and logic circuitries, thus paving the way toward novel applications in plastic (opto)electronics.1. .
Accès restreint (09-11-2018) Peer reviewed
Version acceptée pour publication (post-print auteur)
Paternité - Pas d'utilisation commerciale [CC] [BY] [NC]
Auteurs Yifan Yao
Lei Zhang
Tim Leydecker
Paolo Samori
Unité de recherche du site

Institut de Science et d'Ingénierie Supramoléculaires - ISIS - UMR7006
URL éditeur https://pubs.acs.org/doi/10.1021/jacs.8b03526
Langue

en
Volume

140
Numéro

22
Page de début

6984
Page de fin

6990
Date de première publication

2018-05-10
Date de parution

2018-06
ISSN

0002-7863
1520-5126
Titre de la source (revue, livre…)

Journal of the American Chemical Society
Résumé

Organic crystals are generated via the bottom-up self-assembly of molecular building blocks which are held together through weak noncovalent interactions. Although they revealed extraordinary charge transport characteristics, their labile nature
Show moreOrganic crystals are generated via the bottom-up self-assembly of molecular building blocks which are held together through weak noncovalent interactions. Although they revealed extraordinary charge transport characteristics, their labile nature represents a major drawback toward their integration in optoelectronic devices when the use of sophisticated patterning techniques is required. Here we have devised a radically new method to enable the use of photolithography directly on molecular crystals, with a spatial resolution below 300 nm, thereby allowing the precise wiring up of multiple crystals on demand. Two archetypal organic crystals, i.e., p-type 2,7-diphenyl[1]benzothieno[3,2-b][1]benzothiophene (Dph-BTBT) nanoflakes and n-type N,N′-dioctyl-3,4,9,10-perylenedicarboximide (PTCDI-C8) nanowires, have been exploited as active materials to realize high-performance top-contact organic field-effect transistors (OFETs), inverter and p–n heterojunction photovoltaic devices supported on plastic substrate. The compatibility of our direct photolithography technique with organic molecular crystals is key for exploiting the full potential of organic electronics for sophisticated large-area devices and logic circuitries, thus paving the way toward novel applications in plastic (opto)electronics.
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DOI 10.1021/jacs.8b03526
Éditeur

American Chemical Society
Titre abrégé de la source

J. Am. Chem. Soc.
Type de publication

ACL
Projet(s) de recherche ANR

Labex project CSC (ANR-10-LABX-0026 CSC) ; Investissement d’Avenir program ANR-10-IDEX-0002-02
Projet(s) de recherche européen(s)

ERC Proof-of-Concept project FlexNanoOLED (GA-766936) and the Marie Curie ITN project iSwitch (GA No. 642196)
Domaine

Chimie/Matériaux
PMID 29746772
Fonction

aut
Identifiant ORCID 0000-0001-6256-8281
Audience

International