Results 31 to 40 of about 27,790 (308)

Bias stress effect and recovery in organic field effect transistors: proton migration mechanism [PDF]

open access: yes, 2010
Organic field-effect transistors exhibit operational instabilities when a gate bias is applied. For a constant gate bias the threshold voltage shifts towards the applied gate bias voltage, an effect known as the bias-stress effect.
Mathijssen, Simon G. J.   +18 more
core   +1 more source

Conjugated Ladder Polymers: Unique Organic π-Conjugated Materials for Optoelectronics, Transistors, and Energy Harvesting and Storage

open access: yesEnergy Material Advances
Conjugated ladder polymers (cLPs) are polymers consisting of continuous fused aromatic rings with π conjugation along their backbone. This unique structure imparts cLPs with exceptional thermal, mechanical, and electrochemical stability, as well as ...
Kok Chan Chong   +5 more
doaj   +1 more source

Numerical Modeling of an Organic Electrochemical Transistor [PDF]

open access: yesBiosensors, 2018
We develop a numerical model for the current-voltage characteristics of organic electrochemical transistors (OECTs) based on steady-state Poisson’s, Nernst’s and Nernst–Planck’s equations. The model starts with the doping–dedoping process depicted as a moving front, when the process at the electrolyte–polymer interface and gradually moves across the ...
Anna Shirinskaya   +4 more
openaire   +3 more sources

Organic transistors based on pentacene and dibenzothiophene derivatives [PDF]

open access: yes, 2008
This thesis is concerned with the fabrication and characterisation of organic thin film transistors. Initially, pentacene thin films were investigated, with results comparable to those found in published literature.
Kolb, Daniel
core  

Wearable electrochemical sensors for monitoring performance athletes [PDF]

open access: yes, 2011
Nowadays, wearable sensors such as heart rate monitors and pedometers are in common use. The use of wearable systems such as these for personalized exercise regimes for health and rehabilitation is particularly interesting.
Dermot Diamond   +17 more
core   +1 more source

Printed Integrated Logic Circuits Based on Chitosan‐Gated Organic Transistors for Future Edible Systems

open access: yesAdvanced Functional Materials, EarlyView.
Edible electronics needs integrated logic circuits for computation and control. This work presents a potentially edible printed chitosan‐gated transistor with a design optimized for integration in circuits. Its implementation in integrated logic gates and circuits operating at low voltage (0.7 V) is demonstrated, as well as the compatibility with an ...
Giulia Coco   +8 more
wiley   +1 more source

Pentacene-Based Thin-Film Transistors With a Solution-Process Hafnium Oxide Insulator [PDF]

open access: yes, 2009
—Pentacene-based organic thin-film transistors with solution-process hafnium oxide (HfOx) as gate insulating layer have been demonstrated. The solution-process HfOx could not only exhibit a high-permittivity (κ = 11) dielectric constant but also has ...
Chou, Dei-Wei   +6 more
core  

Importance of spin-orbit interaction for the electron spin relaxation in organic semiconductors [PDF]

open access: yes, 2013
Despite the great interest organic spintronics has recently attracted, there is only a partial understanding of the fundamental physics behind electron spin relaxation in organic semiconductors.
Cannas, M   +84 more
core   +1 more source

Laser‐Induced Graphene from Waste Almond Shells

open access: yesAdvanced Functional Materials, EarlyView.
Almond shells, an abundant agricultural by‐product, are repurposed to create a fully bioderived almond shell/chitosan composite (ASC) degradable in soil. ASC is converted into laser‐induced graphene (LIG) by laser scribing and proposed as a substrate for transient electronics.
Yulia Steksova   +9 more
wiley   +1 more source

Self-standing chitosan films as dielectrics in organic thin-film transistors

open access: yeseXPRESS Polymer Letters, 2013
Organic thin film transistors, using self-standing 50 µm thick chitosan films as dielectric, are fabricated using sublimed pentacene or two conjugated polymers deposited by spin coating as semiconductors.
J. Morgado   +8 more
doaj   +1 more source

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