Electrical characterization of semiconductor oxide-based gas sensors using impedance spectroscopy: A review

F Schipani, DR Miller, MA Ponce… - Reviews in …, 2016 - ingentaconnect.com
Impedance spectroscopy is essential in understanding the physical and chemical processes
that affect the electronic behavior of semiconducting metal oxide-based gas sensor …

Elaboration and characterization of Ni and Al co-doped SnO2 thin films prepared by spray pyrolysis technique for photovoltaic applications

M El Jouad, T Garmim, A Louardi, B Hartiti… - Materials Science and …, 2022 - Elsevier
In the present study, aluminum and nickel co-doped SnO 2 thin films on glass substrates
were successfully synthesized using the spray pyrolysis method. This study aims to discover …

Conduction mechanisms in SnO2 single-nanowire gas sensors: An impedance spectroscopy study

F Schipani, DR Miller, MA Ponce, CM Aldao… - Sensors and Actuators B …, 2017 - Elsevier
Results of studies on single and multiple SnO 2 nanowire gas sensors with impedance
spectroscopy are reported. Equivalent circuit modeling is used to draw fundamental …

Insight into the Role of Oxygen Diffusion in the Sensing Mechanisms of SnO2 Nanowires

F Hernandez‐Ramirez, JD Prades… - Advanced Functional …, 2008 - Wiley Online Library
The role of oxygen diffusion in the response of individual SnO2 nanowires to this gas is
studied. Different oxygen partial pressures lead to strong changes of their electrical …

Scheduling proportionate flow shops with preventive machine maintenance

TS Yu, JH Han - International Journal of Production Economics, 2021 - Elsevier
We examine machine scheduling problems that have been inspired by the production
environment of semiconductor manufacturing. In semiconductor manufacturing a job …

Synthesis and study of the SnO2 nanowires growth

MR Yang, SY Chu, RC Chang - Sensors and Actuators B: Chemical, 2007 - Elsevier
In this study, tin dioxide (SnO2) nanowires were synthesized on a silicon substrate (111)
using a direct gas reaction route on a large scale at 800° C. These SnO2 nanowires were …

Nanoclustered Pd decorated nanocrystalline Zn doped SnO2 for ppb NO2 detection at low temperature

S Somacescu, C Ghica, CE Simion, AC Kuncser… - Sensors and Actuators B …, 2019 - Elsevier
Abstract Nanoclustered Pd (2 mol%) was used to decorate Zn doped SnO 2 (10 mol% Zn) in
order to increase its sensing performances. Zn doped SnO 2 built from nanoparticles was …

Impedance spectroscopy analysis of TiO2 thin film gas sensors obtained from water-based anatase colloids

MA Ponce, R Parra, R Savu, E Joanni… - Sensors and Actuators B …, 2009 - Elsevier
In this work impedance spectroscopy technique was employed in order to characterize the
gas-sensing behavior of undoped titanium dioxide (TiO2) polycrystalline thin films. The …

WO3 sensing properties enhanced by UV illumination: An evidence of surface effect

A Giberti, C Malagù, V Guidi - Sensors and Actuators B: Chemical, 2012 - Elsevier
The behaviour of the conductance of a nanostructured WO3-based chemioresistive gas
sensor under UV illumination was investigated in a synthetic air and in a pure nitrogen …

Charge transfer in Pr-Doped cerium oxide: Experimental and theoretical investigations

RC de Oliveira, L Cabral, AC Cabral… - Materials Chemistry and …, 2020 - Elsevier
In this study was synthesized cerium oxide (CeO 2) doped with praseodymium (Pr) using a
microwave-assisted hydrothermal method. The positions of the vacancies with respect to Ce …