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Measurement, Instrumentation, and Sensors Handbook, Second Edition, 2nd Edition
book

Measurement, Instrumentation, and Sensors Handbook, Second Edition, 2nd Edition

by John G. Webster, Halit Eren
February 2014
Intermediate to advanced content levelIntermediate to advanced
1921 pages
82h 13m
English
CRC Press
Content preview from Measurement, Instrumentation, and Sensors Handbook, Second Edition, 2nd Edition
12-11Hydrogen Gas Sensors
acoustic wave [20]. To modify the propagation of SAW by changing the electric conductivity, semi-
conducting
MO
Xs
su
ch
as WO
3
[21], InO
x
[22], and SiN
x
[23] are used. In order to improve the sensitiv-
ity
of th
e
se
nsitive
la
yer
in SA
W
de
vices,
th
e
ga
s
de
tection
la
yer
is na
nostructured
to in
crease
th
e
su
rface-to-volume
ra
tio
an
d
he
nce
ha
ving
mo
re
su
rface
co
ntact
wi
th
th
e
hyd
rogen
th
at
pe
rmits
a fa
st
re
sponse
to th
e
ga
s[24]
. Na
nostructured
Zn
O
as we
ll
as pa
lladium
na
nowires
ha
ve
be
en
in
vestigated
[2
5,26]
sh
owing
an en
hancement
in th
e
se
nsitivity
co
mpared
to l
m
st
ructures
of th
e
sa
me
ma
teri-
als
. To im
prove
th
e
se
lectiv ...
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Publisher Resources

ISBN: 9781439848913