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Nanosensors
book

Nanosensors

by Vinod Kumar Khanna
April 2016
Intermediate to advanced content levelIntermediate to advanced
666 pages
22h 57m
English
CRC Press
Content preview from Nanosensors
279Mechanical Nanosensors
TABLE 4.4
Mechanical Nanosensors at a Glance
Sl.
No. Name of the Nanosensor
Sensed Quantity/
Applications
Nanomaterial/Nanostructure/
Microstructure Used Sensing Principle
1 Quartz crystal microbalance
(QCM)
Mass (up to 10
−13
g) Piezoelectric AT-cut quartz
crystal
Decrease of acoustic wave resonance frequency with
mass loading
2 MEMS/NEMS resonators Mass (up to 10
−18
and 10
−21
g)
NEMS Vibrational resonant frequency (GHz range) shift
from adsorbed molecules
3 Electron tunneling
displacement nanosensor
Displacement Sharp tunneling tip Variation of tunneling current with tunnel gap, as
in STM
4 Coulomb blockade
electrometer
Displacement ...
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Publisher Resources

ISBN: 9781439827130