499
Fluorescent Dissolved Organic Matter in Natural Waters
DOM sources
Fluorescence index (F
index )
References
F
Peak A/Peak C
F
250:330/440–450
f
450/500
HIX **
Sediment pore waters, Lake Qinghai,
China: 1–20 cm depths
0.91
0.80
1.67
–
Li et al., Characteristics of sediment pore
water dissolved organic matter in four
Chinese lakes using EEM spectroscopy and
PARAFAC modeling, (unpublished data)
Sediment pore waters, Lake Qinghai,
China: 22–40 cm depths
0.91
0.83
2.05
–
Li et al., Characteristics of sediment pore
water dissolved organic matter in four
Chinese lakes using EEM spectroscopy and
PARAFAC modeling, (unpublished data)
Sediment pore waters, Lake Qinghai,
China: 41–50 cm depths
0.92
0.77
2.00
–
Li et al., Characteristics of sediment pore
water dissolved organic matter in four
Chinese lakes using EEM spectroscopy and
PARAFAC modeling, (unpublished data)
Sediment pore waters, Lake Bosten,
China: 1–20 cm depths
1.22
1.25
2.13
–
Li et al., Characteristics of sediment pore
water dissolved organic matter in four
Chinese lakes using EEM spectroscopy and
PARAFAC modeling, (unpublished data)
Sediment pore waters, Lake Bosten,
China: 22–40 cm depths
0.97
0.76
1.62
–
Li et al., Characteristics of sediment pore
water dissolved organic matter in four
Chinese lakes using EEM spectroscopy and
PARAFAC modeling, (unpublished data)
Sediment pore waters, Lake Bosten,
China: 41–50 cm depths
1.03
1.05
2.11
–
Li et al., Characteristics of sediment pore
water dissolved organic matter in four
Chinese lakes using EEM spectroscopy and
PARAFAC modeling, (unpublished data)
F
250:330/340–450 is defined by Mostofa et al. (2009b); F
370/350 is defined by McKnight et al. (2001); HIX is defined by Zsolnay et al. (1999)
F
peak A/Peak C indicates the ratios of the maximum fluorescence intensity at peak A-region and peak C-region
HIX **
Indicates that values are determined at excitation wavelength 255 nm instead of 254 nm
a
Results obtained after applying the PARAFAC modeling on the publish sample’s EEM spectra
Table 3 (continued)
Fluorescent Dissolved Organic Matter in Natural Waters
DOM sources
Fluorescence index (F
index )
References
F
Peak A/Peak C
F
250:330/440–450
f
450/500
HIX **
Sediment pore waters, Lake Qinghai,
China: 1–20 cm depths
0.91
0.80
1.67
–
Li et al., Characteristics of sediment pore
water dissolved organic matter in four
Chinese lakes using EEM spectroscopy and
PARAFAC modeling, (unpublished data)
Sediment pore waters, Lake Qinghai,
China: 22–40 cm depths
0.91
0.83
2.05
–
Li et al., Characteristics of sediment pore
water dissolved organic matter in four
Chinese lakes using EEM spectroscopy and
PARAFAC modeling, (unpublished data)
Sediment pore waters, Lake Qinghai,
China: 41–50 cm depths
0.92
0.77
2.00
–
Li et al., Characteristics of sediment pore
water dissolved organic matter in four
Chinese lakes using EEM spectroscopy and
PARAFAC modeling, (unpublished data)
Sediment pore waters, Lake Bosten,
China: 1–20 cm depths
1.22
1.25
2.13
–
Li et al., Characteristics of sediment pore
water dissolved organic matter in four
Chinese lakes using EEM spectroscopy and
PARAFAC modeling, (unpublished data)
Sediment pore waters, Lake Bosten,
China: 22–40 cm depths
0.97
0.76
1.62
–
Li et al., Characteristics of sediment pore
water dissolved organic matter in four
Chinese lakes using EEM spectroscopy and
PARAFAC modeling, (unpublished data)
Sediment pore waters, Lake Bosten,
China: 41–50 cm depths
1.03
1.05
2.11
–
Li et al., Characteristics of sediment pore
water dissolved organic matter in four
Chinese lakes using EEM spectroscopy and
PARAFAC modeling, (unpublished data)
F
250:330/340–450 is defined by Mostofa et al. (2009b); F
370/350 is defined by McKnight et al. (2001); HIX is defined by Zsolnay et al. (1999)
F
peak A/Peak C indicates the ratios of the maximum fluorescence intensity at peak A-region and peak C-region
HIX **
Indicates that values are determined at excitation wavelength 255 nm instead of 254 nm
a
Results obtained after applying the PARAFAC modeling on the publish sample’s EEM spectra
Table 3 (continued)