精密質量数計測を用いたエアロゾル質量分析計による連続粒径毎成 分 ...
精密質量数計測を用いたエアロゾル質量分析計による連続粒径毎成 分 ...
精密質量数計測を用いたエアロゾル質量分析計による連続粒径毎成 分 ...
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Vacuum Aerodynamic Diameter / nm<br />
Signal<br />
100<br />
6<br />
5<br />
4<br />
3<br />
2<br />
6<br />
5<br />
4<br />
3<br />
2<br />
11:55<br />
2006/09/08<br />
100<br />
50<br />
Signal 0<br />
12:00 12:05 12:10 12:15 12:20 12:25<br />
Date and Time<br />
3<br />
PTOF_Org<br />
Fig.3(a) Continuous measurement of diesel exhaust organic aerosol particle size distribution.<br />
0 500 1000 1500<br />
Elapsed time (sec)<br />
0 500 1000 1500<br />
Elapsed time (sec)<br />
Fig.3(c) Continuous measurement of diesel exhaust total organic aerosol.<br />
Fig.3 Continuous measurement of diesel exhaust organic aerosol particle size distribution using WTOFAMS. (JE-05)<br />
m/z AMS Result Difference<br />
(ppm)<br />
Fig.3(b) Vehicle speed.<br />
Table 3 Estimation of elemental combination of fragment ions (m/z:38-50)<br />
Calculated<br />
molecular weight 12 C 1 H 16 O 14 N 32 S 28 Si 19 F 13C 18O 27 40 40 Difference<br />
Al Ar Ca m/z AMS Result<br />
(ppm)<br />
4000<br />
3000<br />
2000<br />
1000<br />
Calculated<br />
molecular weight 12 C 1 H 16 O 14 N 32 S 28 Si 19 F 13C 18O 27 40 40<br />
Al Ar Ca<br />
38.006 77 38.003 2 1 42.996 102 43.000 1 3 1<br />
38.017 36 38.016 3 2 43.007 157 43.000 2 1 1<br />
38 53 38.019 6 1 43 43.019 14 43.018 2 3 1<br />
38.031 152 38.037 6 2 43.038 98 43.042 2 5 1<br />
39<br />
38.056<br />
39.013<br />
22<br />
54<br />
38.055<br />
39.011 2<br />
10<br />
1 1<br />
1<br />
43.057<br />
52<br />
27<br />
43.055<br />
43.058<br />
3 7<br />
11 1<br />
39.024 128 39.019 2 2 1 43.993 72 43.990 1 2<br />
13 39.023 3 3 44 44.028 142 44.022 1 3 1 1<br />
39.030 81 39.027 7 1 41 44.026 2 4 1<br />
39.082 486 39.063 11 1 44.047 69 44.050 2 6 1<br />
40 39.965 60 39.963 1 44.997 85 44.993 2 1<br />
39.978 385 39.963 1 45 45.025 202 45.016 4 1 1<br />
391 39.962 1 45.032 45 45.034 2 5 1<br />
27 39.977 1 1 45.997 89 45.993 2 1<br />
39.992 73 39.995 2 1 46.005 237 45.994 1 1 1<br />
40.015 93 40.019 2 2 1 46.017 6 46.017 2 1 2<br />
40.033 154<br />
42<br />
40.027<br />
40.031<br />
2<br />
3<br />
3<br />
4<br />
1 46<br />
46.040<br />
41<br />
11<br />
46.042<br />
46.041<br />
2 6<br />
4<br />
1<br />
3<br />
14 40.032 5 1 1 46.060 123 46.066 2 8 1<br />
40.037<br />
40.052<br />
58<br />
11<br />
40.035<br />
40.052<br />
8<br />
8 2<br />
1<br />
46.080<br />
135<br />
38<br />
46.074<br />
46.078<br />
2<br />
3<br />
9<br />
10<br />
1<br />
40.092 393 40.076 10 1 1 47.004 70 47.001 1 2 1<br />
201 40.100 12 2 47 47.056 134 47.050 2 7 1<br />
40.999 351 40.985 1 1 47.076 53 47.073 2 9 1<br />
41.010<br />
91<br />
97<br />
41.003<br />
41.014<br />
2<br />
1<br />
1<br />
1<br />
1<br />
2<br />
47.084<br />
51<br />
44<br />
47.082<br />
47.086<br />
2<br />
3<br />
10<br />
11<br />
1<br />
41 41.025 38 41.027 2 3 1 47.964 62 47.967 1 1<br />
76 41.039 3 5 48 47.972 104 47.967 1 1<br />
41.036 104 41.040 6 1 1 48.001 157 48.009 2 2 1<br />
158 41.042 9 1 48.021 237 48.032 4 1 2<br />
41.070 237 41.060 9 2 49 48.984 188 48.975 1 1 1<br />
41.984 201 41.992 1 1 1 49.009 151 49.016 3 2 1<br />
41.999 153 41.993 1 2 1 49.990 147 49.983 2 1 1<br />
42<br />
42.014<br />
42.022<br />
82<br />
5<br />
42.011<br />
42.022<br />
2<br />
1<br />
2<br />
2<br />
1<br />
2 50<br />
50.010<br />
24<br />
113<br />
50.011<br />
50.016<br />
3<br />
4<br />
1<br />
2<br />
1<br />
42.045<br />
60<br />
46<br />
42.042<br />
42.047<br />
2<br />
3<br />
5<br />
6<br />
1 50.019 104 50.024 4 2 1<br />
42.052 40 42.050 10 1<br />
0<br />
dM/dolg D va / µg m -3
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