delta 15N NO3 | Detected 15N-labeled nitrate (NO3) in commercial 15N2 gas. | delta 15N NO3.
| delta_15N_NO3 |
DON concentration and DON d15N | Measurements of dissolved organic nitrogen concentration and d15N | No3- + NO2- d15N values
| NO3_NO2_d15N |
ETSP 2013 NO3 NO2 N2O | Nitrate, nitrite, and nitrous oxide isotope measurements from the Eastern Tropical South Pacific ocean (NBP13-05) | delta 15N of nitrate
| d15N_NO3 |
ETSP 2013 NO3 NO2 N2O | Nitrate, nitrite, and nitrous oxide isotope measurements from the Eastern Tropical South Pacific ocean (NBP13-05) | standard deviation of d15N_NO3
| d15N_NO3_sd |
ETSP NO3 and NO2 isotopes | ETSP NO3 and NO2 isotopes | Delta 15N of nitrate; expressed in permille notation in reference to atmospheric N2
| del15N_NO3 |
ETSP NO3 and NO2 isotopes | ETSP NO3 and NO2 isotopes | Delta 15N of nitrate; 1 standard deviation expressed in permille notation in reference to atmospheric N2
| del15N_NO3_sd |
Global model nitrate d15N | Estimated nitrate d15N | modeled nitrate d15N
| d15N |
Global model nitrate d15N | Estimated nitrate d15N | standard deviation
| d15N_stdev |
Global observed nitrate d15N | Published and unpublished nitrate d15N measurements | The N isotopic composition of nitrate
| nitrate_d15N |
GN01 Aerosol Nitrate | Aerosol Nitrate (NO3) from US GEOTRACES Arctic cruise, HLY1502 | delta 15N of aerosol nitrate
| NITRATE_15_14_A_SML_DELTA_HIVOL |
GN01 Sea Ice Hole NO3 NH4 H2O | Nitrate (NO3), ammonium (NH4), and oxygen & deuterium isotopic composition from sea ice hole water sampling on the US GEOTRACES Arctic cruise, HLY1502 | delta 15N of nitrate
| NITRATE_15_14_D_DELTA_PUMP |
GN01 Sea Ice NO3 NH4 H2O | Nitrate (NO3), ammonium (NH4), and oxygen & deuterium isotopic composition from sea ice collected on the US GEOTRACES Arctic cruise, HLY1502 | delta 15N of nitrate
| NITRATE_15_14_D_DELTA_ICORE |
GN01 Snow NO3 NH4 H2O | Nitrate (NO3), ammonium (NH4), and oxygen & deuterium isotopic composition from snow collected on the US GEOTRACES Arctic cruise, HLY1502 | delta 15N of nitrate
| NITRATE_15_14_D_DELTA _SNOW |
GP15 Nitrate d15N and d18O Leg 1 | GP15 Nitrate d15N and d18O Leg 1 | Nitrate d15N in per mil versus air
| NITRATE_15_14_D_DELTA_BOTTLE_lnw6zq |
GP15 Nitrate d15N and d18O Leg 1 | GP15 Nitrate d15N and d18O Leg 1 | Standard deviation of NITRATE_15_14_D_DELTA_BOTTLE_lnw6zq
| SD1_NITRATE_15_14_D_DELTA_BOTTLE_lnw6zq |
GP15 Nitrate d15N and d18O Leg 2 | GP15 Nitrate d15N and d18O Leg 2 | Nitrate d15N in per mil versus air
| NITRATE_15_14_D_DELTA_BOTTLE_w2kmnp |
GP15 Nitrate d15N and d18O Leg 2 | GP15 Nitrate d15N and d18O Leg 2 | Standard deviation of NITRATE_15_14_D_DELTA_BOTTLE_w2kmnp
| SD1_NITRATE_15_14_D_DELTA_BOTTLE_w2kmnp |
GP16 d15N NO3 | Nitrate isotope data from the US GEOTRACES EPZT cruise. | Average nitrate delta 15N, reported in units of permil vs. atmospheric N2.
| NO3_15_D_DELTA_BOTTLE |
GP16 Nitrate aerosol isotopes | Nitrate (NO3) aerosol isotopes from the U.S. GEOTRACES EPZT cruise | delta 15N of aerosol nitrate
| NO3_15_14_A_SML_DELTA_HIVOL |
GT10-11 - delta 15N-NO3 | delta 15N of nitrate from GT10 and GT11 cruises. | Nitrate delta 15N, reported in units of permil vs. atmospheric N2.
| d15N_NO3 |
GT10-11 - Nitrate isotopes | Nitrogen and Oxygen isotope ratios of dissolved nitrate | Nitrogen isotopic composition (15N/14N) of nitrate relative to atmospheric N2
| d15N_NO3 |
Hydrocasts_nitrate | Nitrate nitrogen and oxygen isotope hydrocast data the Southern Ocean | delta 15N of dissolved nitrate relative to atmospheric N2
| dN15_NO3 |
IEP February and May 2017 | Nutrient and nitrate isotope data from the southern Benguela upwelling system from February to August 2017 | 15N_NO3
| N15_NO3 |
N and O isotope effects of nitrate reductases | N and O isotope effects of nitrate reduction by 3 forms of nitrate reductase. | delta-N15 of nitrate, reported as an average of replicate measurements.
| d15N |
N2 excess and N species isotopic composition | Vertical profiles from the Mexican OMZ of N2 gas concentrations in excess of equilibrium values along with the isotopic composition of total N2, NO3- and NO2- | d15N of nitrate
| d15NO3 |
N2O Natural Abundance Isotopomers | N2O Natural Abundance Isotopomers in ETNP | delta15N of nitrate, first replicate analysis of the same sample
| d15N_NO3_meas1 |
N2O Natural Abundance Isotopomers | N2O Natural Abundance Isotopomers in ETNP | delta15N of nitrate, second replicate analysis of the same sample
| d15N_NO3_meas2 |
N2O Natural Abundance Isotopomers | N2O Natural Abundance Isotopomers in ETNP | delta15N of nitrate, third replicate analysis of the same sample
| d15N_NO3_meas3 |
Nitrate isotopes | Nitrate dual isotope (d15N and d18O) measurements. | d15N-NO3 = ([15N]/[14N]NO3 / [15N]/[14N]standard -1) x 1000‰; referenced to atmospheric N2.
| d15N_NO3 |
Nitrogen and carbon isotopes | Seawater and filter sample Nitrogen and Carbon isotopes from coastal and off-shore sites | nitrogen isotopic composition (delta 15N:N14) of nitrate
| dN15_NO3 |
Porewater Nitrogen | Porewater measurements of nitrate and nitrite concentration and N and O isotopic ratios (d15N and d18O) from sites 3 and 10 on the North Atlantic Long Core Cruise R/V Knorr KN223 | d15N nitrate
| d15N_Nitrate |
Sediment Core Incubations - Sylt 2013 | | Nitrate nitrogen isotope ratio
| NO3_d15N |
South Pacific Nitrate Isotopes | Nitrate and Oxygen isotope measurements from CLIVAR line P16S in 2005 | ratio of stable isotopes 15N:14N used to differentiate Nitrate from different sources
| NO3d15N |
Southern Ocean foraminifer N isotopes | Planktic foraminifer tissue and shell d15N from net tows in the African sector | Average d15N. d15N is the nitrogen isotopic composition of a sample (nitrate only) expressed in delta notation (d15N in units of per mil, ‰) relative to atmospheric N2, where d15N = {[(15N/14N)sample/(15N/14N)atmN2] – 1} × 1000
| d15N_avg_nitrate |
Southern Ocean seawater N isotopes | Nitrate+nitrite and nitrate-only δ15N from the Southern Ocean south of Africa | Average d15N. d15N is the nitrogen isotopic composition of a sample (nitrate only) expressed in delta notation (d15N in units of per mil, ‰) relative to atmospheric N2, where d15N = {[(15N/14N)sample/(15N/14N)atmN2] – 1} × 1000
| d15N_avg_nitrate |
Southern Ocean seawater N isotopes | Nitrate+nitrite and nitrate-only δ15N from the Southern Ocean south of Africa | Standard deviation of d15N (nitrate only)
| d15N_stdev_nitrate |
Tropical Pacific nitrate nitrogen and oxygen isotopes | Tropical Pacific nitrate N and O isotopes | nitrate d15N
| nitrate_d15N |
Underway_nitrate | Nitrate nitrogen and oxygen isotope underway data the Southern Ocean | delta 15N of dissolved nitrate relative to atmospheric N2
| d15N_NO3 |
winter nitrate isotopes - hydrocast | Wintertime nitrate delta 15N and delta 18O from hydrocasts in the Southern Ocean south of Africa. | delta 15N of NO3. d15N (‰ vs. AIR) is the nitrogen isotopic composition of a sample expressed in delta notation (in units of per mil) relative to atmospheric N2, where delta 15N = {[ (15N/14N)sample / (15N/14N)atmN2 ] – 1} × 1000.
| d15N_NO3_mean |