Patterned Membrane as Substrate and Electrolyte in Depletion- and Enhancement Mode Ion-Modulated Transistors

Autor: Fredrik Pettersson, Janne Koskela, Carl-Johan Wikman, Tommi Remonen, Carl-Eric Wilen, Ari Kilpela, Ronald Osterbacka

Publikováno v: IEEE Journal of the Electron Devices Society, Vol 3, Iss 2, Pp 58-66 (2015)

In this paper, we have utilized a poly(vinylidene difluoride) poly(styrene) sulfonic acid patterned ion-conducting membrane as a platform onto which electronics based on both depletion mode and enhancement mode ion-modulated transistors have been bui

Externí odkaz: https://doaj.org/article/c1781c6475694bed95814acd249332e9

Large-Scale Roll-to-Roll Patterned Oxygen Indicators for Modified Atmosphere Packages

Autor: Roger Bollström, Jarkko J. Saarinen, Daniel Tobjörk, Martti Toivakka, Harri Aarnio, Ronald Österbacka, Tommi Remonen

Publikováno v: Packaging Technology and Science. 30:219-227

We demonstrate roll-to-roll fabrication of ultraviolet A light-activated colorimetric oxygen indicators on paper and plastic substrates. Such large-scale, cost-effective and non-toxic oxygen indicator and production method can find applications as a

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::9316704afb5201a682e6bfd3cf89a490
https://doi.org/10.1002/pts.2295

Environmentally Friendly Transistors and Circuits on Paper

Autor: David Adekanye, Carl-Eric Wilén, Fredrik Pettersson, Yanxi Zhang, Ronald Österbacka, Tommi Remonen

Publikováno v: ChemPhysChem. 16:1286-1294

We created environmentally friendly low-voltage, ion-modulated transistors (IMTs) that can be fabricated successfully on a paper substrate. A range of ionic liquids (ILs) based on choline chloride (ChoCl) were used as the electrolytic layer in the IM

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0ef13992be3419016d3a8b4e3d7533cc
https://doi.org/10.1002/cphc.201402701

Printed environmentally friendly supercapacitors with ionic liquid electrolytes on paper

Autor: Jari Keskinen, Elina Jansson, L. von Hertzen, Carl-Eric Wilén, Fredrik Pettersson, Kirsi Tappura, Ronald Österbacka, Yanxi Zhang, Tommi Remonen

Publikováno v: Pettersson, F, Keskinen, J, Remonen, T, von Hertzen, L, Jansson, E, Tappura, K, Zhang, Y, Wilén, C-E & Österbacka, R 2014, ' Printed environmentally friendly supercapacitors with ionic liquid electrolytes on paper ', Journal of Power Sources, vol. 271, pp. 298-304 . https://doi.org/10.1016/j.jpowsour.2014.08.020

Environmentally friendly supercapacitors are fabricated using commercial grade aluminum coated paper as a substrate and symmetrical activated carbon electrodes as large area electrodes. Different choline chloride-based eutectic solvents are used as e

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4465eef029f17095d559a29240f32260
https://doi.org/10.1016/j.jpowsour.2014.08.020

Patterning polythiophene films using electrochemical over-oxidation

Autor: Thomas Kugler, Payman Tehrani, Magnus Berggren, Jessica Häll, Tommi Remonen, Luc Leenders, Lars-Olov Hennerdal, Anna Malmström, Nathaniel D. Robinson

Publikováno v: Smart Materials and Structures. 14:N21-N25

Over-oxidative degradation of polythiophenes, which breaks the conjugation and destroys the electronic conductivity of the polymer, is well documented as a liability in these materials. We use this 'weakness', via controlled electrochemical over-oxid

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::349b0704094f9ec644955b3afd56c86c
https://doi.org/10.1088/0964-1726/14/4/n03