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Ink‐jet printable, self‐assembled, and chemically crosslinked ion‐gel as electrolyte for thin film, printable transistors

Jeong, Jaehoon ; Marques, Gabriel Cadilha ; Feng, Xiaowei ; Boll, Dominic ; Singaraju, Surya Abhishek ; Aghassi‐Hagmann, Jasmin ; Hahn, Horst ; Breitung, Ben (2019)
Ink‐jet printable, self‐assembled, and chemically crosslinked ion‐gel as electrolyte for thin film, printable transistors.
In: Advanced Materials Interfaces, 6 (21)
doi: 10.1002/admi.201901074
Article, Bibliographie

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Abstract

Electrolyte‐gated transistors (EGTs) represent an interesting alternative to conventional dielectric‐gating to reduce the required high supply voltage for printed electronic applications. Here, a type of ink‐jet printable ion‐gel is introduced and optimized to fabricate a chemically crosslinked ion‐gel by self‐assembled gelation, without additional crosslinking processes, e.g., UV‐curing. For the self‐assembled gelation, poly(vinyl alcohol) and poly(ethylene‐alt‐maleic anhydride) are used as the polymer backbone and chemical crosslinker, respectively, and 1‐ethyl‐3‐methylimidazolium trifluoromethanesulfonate ([EMIM][OTf]) is utilized as an ionic species to ensure ionic conductivity. The as‐synthesized ion‐gel exhibits an ionic conductivity of ≈5 mS cm⁻¹ and an effective capacitance of 5.4 µF cm⁻² at 1 Hz. The ion‐gel is successfully employed in EGTs with an indium oxide (In₂O₃) channel, which shows on/off‐ratios of up to 1.3 × 10⁶ and a subthreshold swing of 80.62 mV dec⁻¹.

Item Type: Article
Erschienen: 2019
Creators: Jeong, Jaehoon ; Marques, Gabriel Cadilha ; Feng, Xiaowei ; Boll, Dominic ; Singaraju, Surya Abhishek ; Aghassi‐Hagmann, Jasmin ; Hahn, Horst ; Breitung, Ben
Type of entry: Bibliographie
Title: Ink‐jet printable, self‐assembled, and chemically crosslinked ion‐gel as electrolyte for thin film, printable transistors
Language: English
Date: 2019
Place of Publication: Weinheim
Publisher: Wiley-VCH
Journal or Publication Title: Advanced Materials Interfaces
Volume of the journal: 6
Issue Number: 21
Collation: 7 Seiten
DOI: 10.1002/admi.201901074
Corresponding Links:
Abstract:

Electrolyte‐gated transistors (EGTs) represent an interesting alternative to conventional dielectric‐gating to reduce the required high supply voltage for printed electronic applications. Here, a type of ink‐jet printable ion‐gel is introduced and optimized to fabricate a chemically crosslinked ion‐gel by self‐assembled gelation, without additional crosslinking processes, e.g., UV‐curing. For the self‐assembled gelation, poly(vinyl alcohol) and poly(ethylene‐alt‐maleic anhydride) are used as the polymer backbone and chemical crosslinker, respectively, and 1‐ethyl‐3‐methylimidazolium trifluoromethanesulfonate ([EMIM][OTf]) is utilized as an ionic species to ensure ionic conductivity. The as‐synthesized ion‐gel exhibits an ionic conductivity of ≈5 mS cm⁻¹ and an effective capacitance of 5.4 µF cm⁻² at 1 Hz. The ion‐gel is successfully employed in EGTs with an indium oxide (In₂O₃) channel, which shows on/off‐ratios of up to 1.3 × 10⁶ and a subthreshold swing of 80.62 mV dec⁻¹.

Uncontrolled Keywords: electrolyte‐gated transistors, ink‐jet print, ion‐gels, ionic liquids, printed electronics
Identification Number: 1901074
Classification DDC: 600 Technology, medicine, applied sciences > 660 Chemical engineering
Divisions: 11 Department of Materials and Earth Sciences
11 Department of Materials and Earth Sciences > Material Science
11 Department of Materials and Earth Sciences > Material Science > Joint Research Laboratory Nanomaterials
Date Deposited: 30 Jan 2024 07:22
Last Modified: 30 Jan 2024 07:22
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