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NIST SWCNTs. NIST SWCNTs. Fig. S1 Number-based size distribution of aerosolized CNTs measured by a scanning mobility particle sizer ( SMPS), an aerodynamic particle sizer ( APS), and an optical particle sizer ( OPS) (left) and calculated volume-based size distribution (right). - PowerPoint PPT Presentation
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10 100 1000 100000.1
1
10
100
1000
10000
SMPS
APS
OPS
Particle diameter (Dp) [nm]
dN/d
logD
p [#
/cm
3]
10 100 1000 1000010
100
1000
10000
SMPS
APS
OPS
Particle diameter (Dp) [nm]
dV/d
logD
p [1
0-12
m3/
m3]
Fig. S1 Number-based size distribution of aerosolized CNTs measured by a scanning mobility particle sizer (SMPS), an aerodynamic particle sizer (APS), and an optical particle
sizer (OPS) (left) and calculated volume-based size distribution (right).
NIST SWCNTs NIST SWCNTs
10 100 1000 100001
10
100
1000
10000
SMPS
APS
OPS
Particle diameter (Dp) [nm]
dN/d
logD
p [#
/cm
3]
10 100 1000 1000010
100
1000
10000
SMPS
APS
OPS
Particle diameter (Dp) [nm]
dV/d
logD
p [1
0-12
m3/
m3]
Aldrich SWCNTs Aldrich SWCNTs
Fig. S1. continued
10 100 1000 100001
10
100
1000
SMPS
APS
OPS
Particle diameter (Dp) [nm]
dV/d
logD
p [1
0-12
m3/
m3]
10 100 1000 100001
10
100
1000
10000
SMPS
APS
OPS
Particle diameter (Dp) [nm]
dN/d
logD
p [#
/cm
3]
NanoIntegris SWCNTs NanoIntegris SWCNTs
Fig. S1. continued
10 100 1000 100000.01
0.1
1
10
100
1000
SMPS
APS
OPS
Particle diameter (Dp) [nm]
dN/d
logD
p [#
/cm
3]
10 100 1000 100000.1
1
10
100
1000
10000
SMPS
APS
OPS
Particle diameter (Dp) [nm]
dV/d
logD
p [1
0-12
m3/
m3]
Nanocyl SWCNTs Nanocyl SWCNTs
Fig. S1. continued
10 100 1000 100001
10
100
1000
SMPS
APS
OPS
Particle diameter (Dp) [nm]
dN/d
logD
p [#
/cm
3]
10 100 1000 100001
10
100
1000
10000
SMPS
APS
OPS
Particle diameter (Dp) [nm]
dV/d
logD
p [1
0-12
m3/
m3]
AIST SWCNTs AIST SWCNTs
Fig. S1. continued
10 100 1000 100000.01
0.1
1
10
100
SMPS
APS
OPS
Particle diameter (Dp) [nm]
dN/d
logD
p [#
/cm
3]
10 100 1000 100000.01
0.1
1
10
100
1000
SMPS
APS
OPS
Particle diameter (Dp) [nm]
dV/d
logD
p [1
0-12
m3/
m3]
Aldrich MWCNTs Aldrich MWCNTs
Fig. S1. continued
10 100 1000 100000.001
0.01
0.1
1
10
100
SMPS
APS
OPS
Particle diameter (Dp) [nm]
dN/d
logD
p [#
/cm
3]
10 100 1000 100000.1
1
10
100
SMPS
APS
OPS
Particle diameter (Dp) [nm]
dV/d
logD
p [1
0-12
m3/
m3]
Nanocyl MWCNTs Nanocyl MWCNTs
Fig. S1. continued
10 100 1000 100000.1
1
10
100
1000
SMPS
APS
OPS
Particle diameter (Dp) [nm]
dN/d
logD
p [#
/cm
3]
10 100 1000 100000.1
1
10
100
1000
10000
SMPS
APS
OPS
Particle diameter (Dp) [nm]
dV/d
logD
p [1
0-12
m3/
m3]
Company A MWCNTsCompany-A MWCNTs Company-A MWCNTs
Fig. S1. continued
10 100 1000 100001
10
100
1000
10000
SMPS
APS
OPS
Particle diameter (Dp) [nm]
dN/d
logD
p [#
/cm
3]
10 100 1000 100001
10
100
SMPS
APS
OPS
Particle diameter (Dp) [nm]
dV/d
logD
p [1
0-12
m3/
m3]
Nikkiso MWCNTs Nikkiso MWCNTs
Fig. S1. continued
10 100 1000 100000.001
0.01
0.1
1
10
100
1000
10000
SMPS
APS
OPS
Particle diameter (Dp) [nm]
dN/d
logD
p [#
/cm
3]
10 100 1000 100001
10
100
1000
SMPS
APS
OPS
Particle diameter (Dp) [nm]
dV/d
logD
p [1
0-12
m3/
m3]
Mitsui MWCNTs Mitsui MWCNTs
Fig. S1. continued
NIST SWCNTs Aldrich SWCNTs NanoIntegris SWCNTs
AIST SWCNTs
0 50 1001502002503003504004505000
20
40
60
80
100
120
f(x) = 0.173491397245675 xR² = 0.941295265667804
f(x) = 0.256275390142078 xR² = 0.992404498544144
Concentrations of EC measured by thermal carbon analysis [µg/m3]
Con
cent
ratio
ns m
easu
red
by
port
able
inst
rum
ents
[µg
/m3]
0 20 40 60 80 100 120 140 160 1800
20
40
60
80
100
120
140
f(x) = 0.359118410840181 xR² = 0.923553033796122
f(x) = 0.781592419744647 xR² = 0.967051008723515
Concentrations of EC measured by thermal carbon analysis [µg/m3]
Con
cent
ratio
ns m
easu
red
by
port
able
inst
rum
ents
[µg
/m3]
0
50
100
150
200
250f(x) = 0.133822831564629 xR² = 0.996689582928117
f(x) = NaN xR² = 0
Concentrations of EC measured by thermal carbon analysis [µg/m3]
Con
cent
ratio
ns m
easu
red
by
port
able
inst
rum
ents
[µg
/m3]
0 10 20 30 40 50 60 700
10
20
30
40
50
60
70
80
90
100
f(x) = 0.32175587980843 xR² = 0.970547745530704
f(x) = 1.52934669694219 xR² = 0.994313629512667
Concentrations of EC measured by thermal carbon analysis [µg/m3]
Con
cent
ratio
ns m
easu
red
by
port
able
inst
rum
ents
[µg
/m3]
Fig. S2 Responses of the black carbon monitor (BCM) and the photometer to airborne carbon nanotubes (CNTs) compared to the CNT mass concentrations measured by thermal carbon analysis.
0 50 100 150 200 2500
10
20
30
40
50
60
70
80f(x) = 0.337240372740915 xR² = 0.987906977620206
f(x) = 0.160576835176537 xR² = 0.994423613993458
Concentrations of EC measured by thermal carbon analysis [µg/m3]
Con
cent
ratio
ns m
easu
red
by
port
able
inst
rum
ents
[µg
/m3]
Aldrich MWCNTs Nanocyl MWCNTs Company-A MWCNTs
Nikkiso MWCNTs Mitsui MWCNTs
0 2 4 6 8 10 12 14 16 18 200
10
20
30
40
50
60
70
80
f(x) = 0.892510333261659 xR² = 0.826561975834519
f(x) = 4.69503330469416 xR² = 0.989650080564394
Concentrations of EC measured by thermal carbon analysis [µg/m3]
Con
cent
ratio
ns m
easu
red
by
port
able
inst
rum
ents
[µg
/m3]
0 50 100 150 200 250 3000
100
200
300
400
500
600
f(x) = 0.500664596152053 xR² = 0.995637527538933
f(x) = 1.75212011736042 xR² = 0.997934628977739
Concentrations of EC measured by thermal carbon analysis [µg/m3]
Con
cent
ratio
ns m
easu
red
by
port
able
inst
rum
ents
[µg
/m3]
0 200 400 600 8000
20
40
60
80
100
120
140
160
180
f(x) = 0.19531897774911 xR² = 0.983279761783688
f(x) = 0.138931764570809 xR² = 0.998900954261082
Concentrations of EC measured by thermal carbon analysis [µg/m3]
Con
cent
ratio
ns m
easu
red
by
port
able
inst
rum
ents
[µg
/m3]
0 20 40 60 80 100 1200
5
10
15
20
f(x) = 0.120645032003345 xR² = 0.985513004022709
f(x) = 0.0666275843159122 xR² = 0.981859806219885
Concentrations of EC measured by thermal carbon analysis [µg/m3]
Con
cent
ratio
ns m
easu
red
by
port
able
inst
rum
ents
[µg
/m3]
Fig. S2. continued