Oxide nanopowders from the low-temperature processing of metal oxide sols and their application as gas-sensing materials

2006 ◽  
Vol 118 (1-2) ◽  
pp. 105-109 ◽  
Author(s):  
Mauro Epifani ◽  
Elisabetta Comini ◽  
Raül Díaz ◽  
Jordi Arbiol ◽  
Pietro Siciliano ◽  
...  
2014 ◽  
Vol 105 (11) ◽  
pp. 113514 ◽  
Author(s):  
J. Leppäniemi ◽  
K. Ojanperä ◽  
T. Kololuoma ◽  
O.-H. Huttunen ◽  
J. Dahl ◽  
...  

2020 ◽  
Vol 26 (42) ◽  
pp. 9277-9291 ◽  
Author(s):  
Iñigo Bretos ◽  
Ricardo Jiménez ◽  
Jesús Ricote ◽  
M. Lourdes Calzada

2008 ◽  
Vol 23 (8) ◽  
pp. 2047-2052 ◽  
Author(s):  
Jason S. Tresback ◽  
Nitin P. Padture

CO-gas-sensing response of individual metal–oxide–metal (MOM) heterojunction nanowires (∼250 nm diameter) in the Au–NiO–Au system, where a nanoscale segment of NiO oxide (∼250 nm long) is sandwiched axially between Au nanowires, and between individual all-oxide NiO nanowires (∼250 nm diameter, ∼5 μm long), has been measured at 150 °C. While the all-oxide nanowires are highly resistive and show no measurable response, the MOM nanowires show ∼25% decrease in current with the introduction of 800 ppm CO. The response is reversible, but it is slow due to the low temperature used. MOM nanowires, by virtue of the nanoscale-dimension, low-resistance oxide segment and the high-quality “end-on” metal–oxide contact, are an attractive class of nanowire gas-sensing elements for potential use in multifunctional “bottom up” nanoelectronics.


2007 ◽  
Vol 127 (1) ◽  
pp. 137-142 ◽  
Author(s):  
E ESPINOSA ◽  
R IONESCU ◽  
B CHAMBON ◽  
G BEDIS ◽  
E SOTTER ◽  
...  

2019 ◽  
Vol 48 (4) ◽  
pp. 1367-1375 ◽  
Author(s):  
Maddaka Reddeppa ◽  
Byung-Guon Park ◽  
Nguyen Duc Chinh ◽  
Dojin Kim ◽  
Jae-Eung Oh ◽  
...  

In gas sensors, metal oxide semiconductors have been considered as favorable resistive-type toxic gas sensing materials.


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