Zobrazeno 1 - 10
of 11
pro vyhledávání: '"Johanna Krainer"'
Autor:
Verena Leitgeb, Katrin Fladischer, Frank Hitzel, Florentyna Sosada-Ludwikowska, Johanna Krainer, Robert Wimmer-Teubenbacher, Anton Köck
Publikováno v:
Proceedings, Vol 2, Iss 13, p 701 (2018)
Integration of metal oxide nanowires in metal oxide gas sensors enables a new generation of gas sensor devices, with increased sensitivity and selectivity. For reproducible and stable performance of next generation sensors, the electric properties of
Externí odkaz:
https://doaj.org/article/56cc5c4055a94e25b29588f7d01726ee
Autor:
Johanna Krainer, Robert Wimmer-Teubenbacher, Stephan Steinhauer, Vidyadhar Singh, Panagiotis Grammatikopoulos, Mukhles Sowwan, Eva Lackner, Anton Köck, Florentyna Sosada-Ludwikowska
Publikováno v:
Materials Advances. 1:3200-3207
The surface reactivity of metal oxide materials can be enhanced by nanoparticle decoration, which is of crucial importance in catalysis and chemical sensing applications. Here, we employ ultrasmall Pt nanoparticles for the functionalization of tin ox
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c9b0bdc5948c075932ce4513b6628fe2
https://doi.org/10.1039/d0ma00244e
https://doi.org/10.1039/d0ma00244e
Autor:
Robert Wimmer-Teubenbacher, Karl Rohracher, Christian Gspan, Eva Lackner, Anton Köck, Florentyna Sosada, Marco Deluca, Ewald Wachmann, Johanna Krainer
Publikováno v:
Materials Today: Proceedings. 4:7132-7136
Metal oxide nanostructures like tungsten oxide nanowires are intensively studied materials for sensor applications. In this work we report on tungsten oxide gas sensors integrated on a CMOS fabricated microhotplate chip. Tungsten oxide gas sensors we
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::00736ca07431e460e7944ec3dc2461fd
https://doi.org/10.1016/j.matpr.2017.08.008
https://doi.org/10.1016/j.matpr.2017.08.008
Autor:
Karl Rohracher, Anton Köck, Robert Wimmer-Teubenbacher, Florentyna Sosada-Ludwikowska, Johanna Krainer, Ewald Wachmann, Jan-Steffen Niehaus, Katharina Poulsen, Eva Lackner
Publikováno v:
Materials Today: Proceedings. 4:7149-7154
CuO nanowire arrays, synthesized on chip, were evaluated for their gas sensing capabilities. The gas sensors were fabricated on test structures containing gold electrodes for conductometric measurement, a resistive heater and a thermocouple for prope
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::8edd4caab919703ac40cb02c89428d18
https://doi.org/10.1016/j.matpr.2017.08.011
https://doi.org/10.1016/j.matpr.2017.08.011
Autor:
Karl Rohracher, Robert Wimmer-Teubenbacher, Marco Deluca, Christian Gspan, Eva Lackner, Anton Köck, Florentyna Sosada, Johanna Krainer, Ewald Wachmann
Publikováno v:
Materials Today: Proceedings. 4:7128-7131
We present the integration of thin film SnO 2 gas sensor on CMOS microchips. A spray pyrolysis process was used to deposit the gas sensitive film, with a thickness of 50 nm, on CMOS microhotplates. The exposure of the CMOS integrated gas sensor to ca
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::53b180b592f37d1c8524a4d3a2f6e53c
https://doi.org/10.1016/j.matpr.2017.08.007
https://doi.org/10.1016/j.matpr.2017.08.007
Publikováno v:
MRS Advances. 1:817-823
In-situ grown CuO and ZnO nanowire (NW) arrays were evaluated for their gas sensing performance. The metal structures were fabricated by standard e-beam lithography, thermal evaporation and lift-off process onto a silicon substrate with gold electrod
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::7e259899e55f7fb3eed6afb25ad1b3e8
https://doi.org/10.1557/adv.2016.241
https://doi.org/10.1557/adv.2016.241
Autor:
Eva Lackner, Johanna Krainer, A. Koeck, Robert Wimmer-Teubenbacher, Karl Rohracher, Ewald Wachmann, Christian Gspan, Marco Deluca, Florentyna Sosada
Publikováno v:
Procedia Engineering. 168:272-275
Tungsten oxide is an intensively studied semiconductor with the relevant application as H2S gas sensor. In this work we report on H2S gas sensor devices based on tungsten oxide nanowire networks, which are integrated on a CMOS fabricated microhotplat
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::042b178003c9fcb1467a44b994cdd31c
Autor:
Mukhles Sowwan, Johanna Krainer, Anton Köck, Jerome Vernieres, Panagiotis Grammatikopoulos, Stephan Steinhauer
Publikováno v:
Nanoscale. 9(22)
In situ transmission electron microscopy provides exciting opportunities to address fundamental questions and technological aspects related to functional nanomaterials, including the structure-property relationships of miniaturized electronic devices
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5707f4155170b2b87e3d031aae8e8218
https://pubmed.ncbi.nlm.nih.gov/28387407
https://pubmed.ncbi.nlm.nih.gov/28387407
Autor:
Johanna Krainer, Mukhles Sowwan, Flyura Djurabekova, Stephan Steinhauer, Kai Nordlund, Ziyao Zhou, Zhenxing Wang, Anton Köck, Panagiotis Grammatikopoulos
We report in situ and ex situ fabrication approaches to construct p-type (CuO) and n-type (SnO2) metal oxide nanowire devices for operation inside an environmental transmission electron microscope (TEM). By taking advantage of their chemoresistive pr
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4124f6b83020567bab8ea971cc87b536
http://hdl.handle.net/10138/308166
http://hdl.handle.net/10138/308166
Autor:
Johanna Krainer, Justyna Bekacz, Marco Deluca, E. Laubender, Ewald Wachmann, Robert Wimmer-Teubenbacher, Eva Lackner, Gerald Urban, Florentyna Sosada, A. Koeck, O. Yurchenko, Karl Rohracher
Publikováno v:
2016 IEEE SENSORS.
In this work, we present the integration of functionalized tin dioxide gas sensors on CMOS fabricated microhotplate chips. Spray pyrolysis was used to deposit the gas sensitive films, with a thickness of 50 nm, on CMOS microhotplates. The SnO 2 thin
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::70888d649fe51424b1e287cf7358f989
https://doi.org/10.1109/icsens.2016.7808667
https://doi.org/10.1109/icsens.2016.7808667