Citation:

PANGAEA.121493

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Related to:

Cochran, James R (2003): Thorium 234 activity in particulate and dissolved phases. United States JGOFS Process Study Data 1989-1998; CD-ROM volume 1, version 2, Woods Hole Oceanographic Institution, USA: U.S. JGOFS Data Management Office

Further details:

Cochran, J Kirk (1996): Methodology notes. US JGOFS (Joint Global Ocean Flux Study) Data System, Cochran_thor_t12.htm

Project(s):

Joint Global Ocean Flux Study (JGOFS)

Coverage:

Latitude: 0.007000 * Longitude: -140.020000

Date/Time Start: 1992-10-19T13:00:00 * Date/Time End: 1992-10-19T13:00:00

Minimum DEPTH, water: 2 m * Maximum DEPTH, water: 2 m

Event(s):

TT012_5-SP5 (10191300SP5) * Latitude: 0.007000 * Longitude: -140.020000 * Date/Time: 1992-10-19T13:00:00 * Location: Equatorial Pacific * Campaign: * Basis: * Method/Device: Snorkel with pump (SNORKEL) * Comment: Surface_pump

Parameter(s):

#	Name	Short Name	Unit	Principal Investigator	Method/Device	Comment
1	DEPTH, water	Depth water	m			Geocode
2	Thorium-234, particulate, fractionated	234Th part frac	dpm/l	Chochran, James Kirk	Determination of thorium isotopes (Buesseler et al, 1992)	size fraction between 0.7 to 1 µm
3	Thorium-234, particulate, fractionated	234Th part frac	dpm/l	Chochran, James Kirk	Determination of thorium isotopes (Buesseler et al, 1992)	size fraction between 0.7 to 1 µm
4	Thorium-234, particulate, fractionated	234Th part frac	dpm/l	Chochran, James Kirk	Determination of thorium isotopes (Buesseler et al, 1992)	size fraction between 1 to 53 µm
5	Thorium-234, particulate, fractionated	234Th part frac	dpm/l	Chochran, James Kirk	Determination of thorium isotopes (Buesseler et al, 1992)	size fraction between 1 to 53 µm
6	Thorium-234, particulate, fractionated	234Th part frac	dpm/l	Chochran, James Kirk	Determination of thorium isotopes (Buesseler et al, 1992)	size fraction greater than 53 µm
7	Thorium-234, particulate, fractionated	234Th part frac	dpm/l	Chochran, James Kirk	Determination of thorium isotopes (Buesseler et al, 1992)	size fraction greater than 53 µm
8	Thorium-234, particulate	234Th part	dpm/l	Chochran, James Kirk	Determination of thorium isotopes (Buesseler et al, 1992)
9	Thorium-234, particulate, standard deviation	234Th part std dev	±	Chochran, James Kirk	Determination of thorium isotopes (Buesseler et al, 1992)
10	Thorium-234, dissolved	234Th diss	dpm/l	Chochran, James Kirk	Determination of thorium isotopes (Buesseler et al, 1992)
11	Thorium-234, dissolved, standard deviation	234Th diss std dev	±	Chochran, James Kirk	Determination of thorium isotopes (Buesseler et al, 1992)
12	Thorium-234, total	234Th tot	dpm/l	Chochran, James Kirk	Determination of thorium isotopes (Buesseler et al, 1992)
13	Thorium-234, total, standard deviation	234Th std dev	±	Chochran, James Kirk	Determination of thorium isotopes (Buesseler et al, 1992)

License:

Creative Commons Attribution 3.0 Unported (CC-BY-3.0)

Size:

12 data points

Data

Download dataset as tab-delimited text — use the following character encoding:

1 Depth water [m]	2 234Th part frac [dpm/l] (size fraction between 0.7 to ...)	3 234Th part frac [dpm/l] (size fraction between 0.7 to ...)	4 234Th part frac [dpm/l] (size fraction between 1 to 53 µm)	5 234Th part frac [dpm/l] (size fraction between 1 to 53 µm)	6 234Th part frac [dpm/l] (size fraction greater than 53 µm)	7 234Th part frac [dpm/l] (size fraction greater than 53 µm)	8 234Th part [dpm/l]	9 234Th part std dev [±]	10 234Th diss [dpm/l]	11 234Th diss std dev [±]	12 234Th tot [dpm/l]	13 234Th std dev [±]
2	0.422	0.028	0.272	0.013	0.021	0.005	0.715	0.031	0.90	0.07	1.61	0.08