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Progress in Chemistry
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Figure/Table detail
Applications of Electrospun One-Dimensional Nanomaterials in Gas Sensors
Lei Zhu, Jianan Wang, Jianwei Liu, Ling Wang, Wei Yan
Progress in Chemistry
, 2020, 32(
2-3
): 344-360. DOI:
10.7536/PC190628
Fig.2
Smplified gas sensing mechanism of space charged model of (a)
n
type and(b)
p
type semiconductor metal oxide
[
24
]
Other figure/table from this article
Fig.1
Different morphologies of electrospun fibers
(a) beaded
[
14
]
; (b) smooth
[
15
]
;(c) ribbon
[
16
]
; (d) multichannel tubular
[
17
]
; (e)hollow
[
18
]
;(f) nanowire-in-microtube
[
19
]
;(g)brush-like
[
20
]
;(h)chain-like
[
21
]
and (i)nano-net
[
22
]
Fig.3
Schematic diagram of the proposed bifunctional sensing mechanism: reducing gas (H
2
) effect at SnO
2
homointerfaces
[
25
]
Table 1
Summary of sensing properties of semiconducting metal oxide nanostructures
Fig.4
(a) Schematic illustration of synthetic process of PdO@ZnO-SnO
2
NTs; (b) SEM image of as-spun Pd@ZIF-8/PVP/Sn composite NFs;(c) TEM image of as-spun Pd@ZIF-8/PVP/Sn composite NFs;(d) SEM image of PdO@ZnO-SnO
2
NTs;(e) Dynamic acetone response transition in the concentration range of 0.0001‰~0.005‰ at 400 ℃; (f) selective sensing characteristics of PdO@ZnO-SnO
2
NTs toward 0.001‰ of various analytes at 400 ℃
[
85
]
Table 2
Summary of sensors made of metal ion doped semiconducting metal oxide nanostructures and their sensing properties
Fig.5
TEM images of the BW/TiO
2
HNFs and dynamic ethanol response-recovery curves of the BW/TiO
2
HNFs-based flexible sensing devices under different bent state
[
104
]
Table 3
Sensing properties of composites of semiconducting metal oxide nanostructures
Table 4
Sensing properties of composites of conductive polymer and semiconductor metal oxide nanostructures
Table 5
Sensing properties of composites of graphene and semiconductor metal oxide nanostructures
Table 6
The advantages and disadvantages of gas sensor prepared with different materials
Table 7
Summary of different gas sensors prepared by electrospinning
