Table 1 List of variables, units and dimensions used for the dimensional analysis.

From: Ecological parameter reductions, environmental regimes, and characteristic process diagram of carbon dioxide fluxes in coastal salt marshes

Variables

Original units (X)

Converted units (Y)

Units conversation equation

Dimensions

NEECO2,uptake

µmol/m2/s

µmol/m2/s

Y = X

[ML−2 T−1]

PAR

µmol/m2/s

µmol/m2/s

Y = X

[ML−2 T−1]

ST

°C

K

Y = 273.15 + X

[K]

SS

ppt

g/m3

Y = 1,000 * X

[ML−3]

Pa

millibar

g/m/s2

Y = 100,000 * X

[ML−1 T−2]

cp = 1.48

kJ/kg/K

J/g/K

Y = X

[L2 T−2 K−1]

Time (t)

s

s

Y = X

[T]

  1. NEECO2,uptake, PAR, ST, SS, Pa, and cp refer, respectively, to daytime net uptake fluxes of CO2, photosynthetically active radiation, soil temperature, porewater salinity, atmospheric pressure, and specific heat of wet soil.
  2. ppt refers to parts per thousand.
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