Isothermal Compressibility of Seawater

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Description

Computes the seawater isothermal compressibility, 1/Pa

Usage

1
sw_kappa_t(S = 35, t = 25, p = P-1.013253, P = 1.013253)

Arguments

S

Absolute salinity (g/kg),

t

Temperature, degrees C,

p

gauge or applied pressure, pressure referenced against the local atmospheric pressure, bar

P

true pressure, bar

Value

isothermal compressibility, 1/Pa.

Author(s)

Karline Soetaert <karline.soetaert@nioz.nl>

References

Feistel R, 2008. A Gibbs function for seawater thermodynamics for -6 to 80 dgC and salinity up to 120 g/kg. Deep-Sea Research I, 55, 1639-1671.

McDougall TJ, Feistel R, Millero FJ, Jackett DR, Wright DG, King BA, Marion GM, Chen C-T A and Spitzer P, 2009. Calculation of the Thermophysical Properties of Seawater, Global Ship-based Repeat Hydrography Manual, IOCCP Report No. 14, ICPO Publication Series no. 134.

See Also

sw_adtgrad, sw_alpha, sw_beta, sw_comp, sw_conserv, sw_cp, sw_dens, sw_depth, sw_enthalpy, sw_entropy, sw_gibbs, sw_kappa, sw_sfac, sw_svel, sw_tfreeze, sw_tpot

convert_PStoAS, to convert from practical salinity (-) to absolute salinity (g/kg)

Examples

1
sw_kappa_t(35.7, 25.5, 102.3) #4.10403794615135e-6

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