Results 41 to 50 of about 842 (175)

Ultrafast Vertical Organic Electrochemical Transistors With Ion‐Permeable Conductive Polymer Top Electrodes

open access: yesAdvanced Materials, EarlyView.
Vertical organic electrochemical transistors (vOECTs) are limited in speed by ion‐impermeable metal electrodes that slow ion injection. Using ion‐permeable PBFDO top electrodes allows direct vertical ion injection into BBL channels, achieving high current densities (>400 A cm−2), large on/off ratios (>106), and ultrafast switching in 28 µs. This sets a
Han‐Yan Wu   +14 more
wiley   +1 more source

Fiber-based organic electrochemical transistors for re-shaping bioelectronics: integration on and in textiles

open access: yesnpj Flexible Electronics
Fiber-based Organic Electrochemical Transistors (F-OECTs) overcome limitations of planar OECTs by enabling mechanical flexibility and textile integration.
Youngkwang Shin   +6 more
doaj   +1 more source

Fully Printed Organic Electrochemical Transistors With Low‐Resistance Electrodes on Planarized 3D‐Printed Substrates

open access: yesAdvanced Materials Technologies, EarlyView.
This paper explores integrating organic electrochemical transistors (OECTs) with planarized 3D‐printed substrates, utilizing ironing to enhance surface suitability for printing, dispense printing for thick, low‐resistance silver electrodes, and inkjet printing for semiconductor deposition.
Mohamad Kannan Idris   +3 more
wiley   +1 more source

Fully Inkjet‐Printed Organic Electrochemical Transistors: A Path Toward All‐Organic Electronics

open access: yesAdvanced Materials Technologies, EarlyView.
Fully printed organic electrochemical transistors eliminate the metal electrodes used in conventional printed organic electronics. This work demonstrates the state of the art in three applications using PBFDO and PEDOT:PSS materials: a single‐material strain sensor for real‐time detection of finger flexion, an ion sensor for monitoring aqueous NaCl ...
Ali Solgi   +5 more
wiley   +1 more source

Transducers Across Scales and Frequencies: A System‐Level Framework for Multiphysics Integration and Co‐Design

open access: yesAdvanced Materials Technologies, EarlyView.
Transducers convert physical signals into electrical and optical representations, yet each mechanism is bounded by intrinsic trade‐offs across bandwidth, sensitivity, speed, and energy. This review maps transduction mechanisms across physical scale and frequency, showing how heterogeneous integration and multiphysics co‐design transform isolated ...
Aolei Xu   +8 more
wiley   +1 more source

Intrinsically Stretchable Organic Electrochemical Transistors with Rigid‐Device‐Benchmarkable Performance

open access: yesAdvanced Science, 2022
Intrinsically stretchable organic electrochemical transistors (OECTs) are being pursued as the next‐generation tissue‐like bioelectronic technologies to improve the interfacing with the soft human body.
Dingyao Liu   +9 more
doaj   +1 more source

Degradable Donor‐Acceptor Polymeric Mixed Ionic‐Electronic Conductors for Transient Electronics

open access: yesAdvanced Materials Technologies, EarlyView.
Here, we report degradable donor–acceptor (D–A) polymeric mixed ionic‐electronic conductors for transient electronics. We take a systematic side chain engineering approach to elucidate how molecular‐level modifications of donor–acceptor (D–A) polymer structures can satisfy demands that are often conflicting: degradability, charge carrier transport, and
Angela Lin   +7 more
wiley   +1 more source

Wearable Sensors Based on Stretchable Organic Transistors

open access: yesSmartMat
Organic electrochemical transistors (OECTs) hold potential for in‐sensor computing and wearable healthcare systems. Nevertheless, their inherent limitations in stretchability and conformability hinder their scalability and practical deployment.
Yang Liu, Deyang Ji
doaj   +1 more source

High yield manufacturing of fully screen-printed organic electrochemical transistors

open access: yesnpj Flexible Electronics, 2020
The potential of the screen printing method for large-scale production of organic electrochemical transistors (OECTs), combining high production yield with low cost, is here demonstrated.
Marzieh Zabihipour   +6 more
doaj   +1 more source

Organic Electrochemical Transistor (OECT)-based Ion Detection for Monitoring Smooth Muscle Electrical Activity

open access: yes2024 IEEE Biomedical Circuits and Systems Conference (BioCAS)
Capturing bladder muscle activities via electromyography (EMG) poses challenges. This study explores the viability of flexible organic electrochemical transistors (OECTs) as a potential alternative for real-time monitoring of ion fluxes in bladder smooth muscle function, offering a more viable solution.
Holmes-Martin, Kieran M   +1 more
openaire   +3 more sources

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