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(a)
Hood
Coiled steel
tubing
Quartz
tube
Furnace
Gas
cylinder
Vapor
collector
Purging
chamber
Controller
(b)
figure 14.10
(a) Cvd for self-assembly of CNTs and (b) sEM image of self-assembled CNTs inside a steel tubing. Reproduced with
permission from Ref. [39]. © ACs Publications.
table 14.5 Chromatographic data of a Cnt-coated gC column with select
compounds, where,
k
′
is the capacity factor and
N
is the number of theoretical plates
Compound
boiling point (°C )
k′
(CNT coating)
N
Methanol
64.7
1.02
1820
Hexane
69
0.82
1710
Ethanol
78
2.05
1920
Carbon tetrachloride
76.76
1.21
1620
benzene
80
1.59
1724
Acetonitrile
81.6
1.67
1780
Propanol
97
3.62
1684
Toluene
111
2.59
1450
1-butanol
117
5.21
1675
Xylene
139
5.02
1684
Phenol
182
5.97
1520
Naphthalene
217.9
7.16
1350
Reproduced with permission from Ref. [39]. © science direct Elsevier.
