| Volume effects on blanks originating from the bacterial concentrates, equilibration with atmospheric N2O, and NO3- contamination of the water into which the standards were diluted from 2017-2020 (Biological Nitrogen Isotope Fractionation project) | The amount of blank N2O recovered with a Thermo Delta V GC-IRMS with modified Gas Bench II and a PAL autosampler
| Blank_N2O |
| Nitrous oxide concentrations from CTD bottle samples collected during R/V Hugh R. Sharp cruises HRS1316 and HRS1317 in Chesapeake Bay from August to September of 2013 | Nitrous oxide concentration
| n2o |
| Closed Oyster Mesocosm 15N Tracer (Oyster Reef N2O Emission project) | Control mecosm 1 Aqueous N2O concentration
| C1_N2O |
| Closed Oyster Mesocosm 15N Tracer (Oyster Reef N2O Emission project) | Control mecosm 2 Aqueous N2O concentration
| C2_N2O |
| Closed Oyster Mesocosm 15N Tracer (Oyster Reef N2O Emission project) | Control mecosm 3 Aqueous N2O concentration
| C3_N2O |
| Closed Oyster Mesocosm 15N Tracer (Oyster Reef N2O Emission project) | Oyster mecosm 1 Aqueous N2O concentration
| O1_N2O |
| Closed Oyster Mesocosm 15N Tracer (Oyster Reef N2O Emission project) | Oyster mecosm 2 Aqueous N2O concentration
| O2_N2O |
| Closed Oyster Mesocosm 15N Tracer (Oyster Reef N2O Emission project) | Oyster mecosm 3 Aqueous N2O concentration
| O3_N2O |
| Dissolved N2O concentration and stable isotope/isotopomer composition measurements from R/V Knorr cruise KN192-05 in the South Atlantic subtropical gyre and Benguela upwelling region in 2007 (CoFeMUG project) | Dissolved N2O concentration.
| N2O |
| Nitrate, nitrite, and nitrous oxide isotope measurements from the Eastern Tropical South Pacific ocean collected on RVIB Nathaniel B. Palmer cruise NBP1305 from June to July 2013 | N2O concentration
| N2O_conc |
| Nitrate, nitrite, and nitrous oxide isotope measurements from the Eastern Tropical South Pacific ocean collected on RVIB Nathaniel B. Palmer cruise NBP1305 from June to July 2013 | standard deviation of N2O_conc
| N2O_conc_sd |
| Nitrate, nitrite, and nitrous oxide isotope measurements from the Eastern Tropical South Pacific ocean collected on RVIB Nathaniel B. Palmer cruise NBP1305 from June to July 2013 | N2O site preference
| N2O_SP |
| Nitrate, nitrite, and nitrous oxide isotope measurements from the Eastern Tropical South Pacific ocean collected on RVIB Nathaniel B. Palmer cruise NBP1305 from June to July 2013 | standard deviation of N2O_SP
| N2O_SP_sd |
| Nitrous oxide (N2O) concentrations and associated physicochemical parameters from R/V Atlantis cruise AT15-61 in Jan-Feb 2010 and R/V Melville cruise MV1104 in Mar-Apr 2011 in the Eastern Tropical South Pacific (ETSP) | First N2O concentration measurement in nanomolar (nM)
| N2O_nM_1 |
| Nitrous oxide (N2O) concentrations and associated physicochemical parameters from R/V Atlantis cruise AT15-61 in Jan-Feb 2010 and R/V Melville cruise MV1104 in Mar-Apr 2011 in the Eastern Tropical South Pacific (ETSP) | Second N2O concentration measurement in nanomolar (nM)
| N2O_nM_2 |
| Nitrous oxide (N2O) concentrations and associated physicochemical parameters from R/V Atlantis cruise AT15-61 in Jan-Feb 2010 and R/V Melville cruise MV1104 in Mar-Apr 2011 in the Eastern Tropical South Pacific (ETSP) | First measurement of N2O SP (site preference) in N2O in reference to atmospheric nitrogen gas, expressed in permille notation
| SP_1 |
| Nitrous oxide (N2O) concentrations and associated physicochemical parameters from R/V Atlantis cruise AT15-61 in Jan-Feb 2010 and R/V Melville cruise MV1104 in Mar-Apr 2011 in the Eastern Tropical South Pacific (ETSP) | Second measurement of N2O SP (site preference) in N2O in reference to atmospheric nitrogen gas, expressed in permille notation
| SP_2 |
| Nitrous oxide (N2O) isotopes and concentrations from the U.S. GEOTRACES EPZT cruise (GP16, TN303) on R/V Thomas G. Thompson in the tropical Pacific from October to December 2013 | Average N2O concentration measurement in nanomolar (nmol/L). (Code at the end of column name is GEOTRACES DOoR identifier.)
| N2O_D_CONC_BOTTLE_ahlf1q |
| Nitrous oxide (N2O) isotopes and concentrations from the U.S. GEOTRACES EPZT cruise (GP16, TN303) on R/V Thomas G. Thompson in the tropical Pacific from October to December 2013 | Average N2O SP (site preference) in N2O in reference to atmospheric nitrogen gas, expressed in permille notation.
| N2O_SP_15_14_D_DELTA_BOTTLE |
| Nitrous oxide (N2O) isotopes and concentrations from the U.S. GEOTRACES EPZT cruise (GP16, TN303) on R/V Thomas G. Thompson in the tropical Pacific from October to December 2013 | Error in N2O concentration measurement in nanomolar (nmol/L). (Code at the end of column name is GEOTRACES DOoR identifier.)
| SD1_N2O_D_CONC_BOTTLE_ahlf1q |
| Nitrous oxide (N2O) isotopes and concentrations from the U.S. GEOTRACES EPZT cruise (GP16, TN303) on R/V Thomas G. Thompson in the tropical Pacific from October to December 2013 | Standard deviation N2O SP (site preference) in N2O in reference to atmospheric nitrogen gas, expressed in permille notation.
| SD1_N2O_SP_15_14_D_DELTA_BOTTLE |
| Niskin bottle water samples and associated CTD measurements from the Hawaii Ocean Time-Series cruises from 1988-2023 | Nitrous Oxide
| N2O |
| Volume-dependent offsets in NO3- N and O isotope ratios of reference materials (Biological Nitrogen Isotope Fractionation project) | Recoverd N2O peak area measured with a Thermo Delta V GC-IRMS with modified Gas Bench II and a PAL autosampler
| N2O_peak_area |
| Volume-dependent offsets in NO3- N and O isotope ratios of reference materials (Biological Nitrogen Isotope Fractionation project) | Standard deviation of N2O peak area replicates in each trial
| stdev_of_N2O_peak_area |
| Effects of sample volume on N2O recovery and isotopic analysis (Biological Nitrogen Isotope Fractionation project) | Recoverd N2O peak area measured with a Thermo Delta V GC-IRMS with modified Gas Bench II and a PAL autosampler
| N2O_peak_area |
| Dissolved N2O and aquatic nutrient concentrations from 4 field sites in Bogue Sound, North Carolina collected from 2014 to 2015. | N2O concentration in nM
| N2O_conc_nM |
| Dissolved N2O and aquatic nutrient concentrations from 4 field sites in Bogue Sound, North Carolina collected from 2014 to 2015. | N2O concentration in uM
| N2O_conc_uM |
| Dissolved N2O and aquatic nutrient concentrations from 4 field sites in Bogue Sound, North Carolina collected from 2014 to 2015. | N2O concentration flux
| N2O_flux |
| Global reconstruction of surface oceanic N2O disequilibrium and its associated flux | Estimated n2o disequilibrium
| dn2o_ppb |
| Global reconstruction of surface oceanic N2O disequilibrium and its associated flux | Ocean n2o mixing ratio
| n2o_nM |
| Global reconstruction of surface oceanic N2O disequilibrium and its associated flux | Ocean n2o mixing ratio
| n2o_ppb |
| N2O equilibrium - measured N2O concentration
| D_N2O |
| Measured N2O concentration
| N2O |
| Gas equilibrium concentration of N2O at specific temperature/salinity/pressure
| N2O_equilibrium |
| Natural abundance N2O isotopomers measured from seawater samples collected in the Eastern Tropical North Pacific during R/V Sally Ride (SR1805) cruise from March to April 2018 | Concentration of nitrous oxide, first distinct replicate sample
| N2O_rep1 |
| Natural abundance N2O isotopomers measured from seawater samples collected in the Eastern Tropical North Pacific during R/V Sally Ride (SR1805) cruise from March to April 2018 | Concentration of nitrous oxide, second distinct replicate sample
| N2O_rep2 |
| Natural abundance N2O isotopomers measured from seawater samples collected in the Eastern Tropical North Pacific during R/V Sally Ride (SR1805) cruise from March to April 2018 | Saturation concentration of nitrous oxide, calculated from Weiss and Price (1980)
| N2O_sat |
| Natural abundance N2O isotopomers measured from seawater samples collected in the Eastern Tropical North Pacific during R/V Sally Ride (SR1805) cruise from March to April 2018 | Super-saturation of nitrous oxide, equal to actual nitrous oxide concentration minus saturation concentration, for first replicate concentration measurement
| N2O_supersaturation_rep1 |
| Natural abundance N2O isotopomers measured from seawater samples collected in the Eastern Tropical North Pacific during R/V Sally Ride (SR1805) cruise from March to April 2018 | Super-saturation of nitrous oxide, equal to actual nitrous oxide concentration minus saturation concentration, for second replicate concentration measurement (n=2)
| N2O_supersaturation_rep2 |
| Natural abundance N2O isotopomers measured from seawater samples collected in the Eastern Tropical North Pacific during R/V Sally Ride (SR1805) cruise from March to April 2018 | Site preference of nitrous oxide, first replicate sample
| SP_1 |
| Natural abundance N2O isotopomers measured from seawater samples collected in the Eastern Tropical North Pacific during R/V Sally Ride (SR1805) cruise from March to April 2018 | Site preference of nitrous oxide, second replicate sample
| SP_2 |
| Nitrous oxide (N2O) and transient tracer (chlorofluorocarbons, sulfur hexafluoride) concentrations from samples collected on three GO-SHIP cruises in the tropical Pacific Ocean during 2015-2016 | N2O concentration
| N2O |
| N2O concentrations from San Pedro Ocean Time-series (SPOT) measured between 2014 to 2016 | Nitrous oxide concentration
| n2o |
| N2O concentrations from San Pedro Ocean Time-series (SPOT) measured between 2014 to 2016 | Standard deviation of n2o
| std |
| Nitrous oxide concentrations from depths of 5 to 175 meters at Station ALOHA collected during Hawaii Ocean Time-Series cruises between 2008 and 2016 | Atmospheric nitrous oxide (N2O) concentration from MLO flask (Mauna Loa Keeling Observatory)
| Atmos_N2O_MLO_flask |
| Nitrous oxide concentrations from depths of 5 to 175 meters at Station ALOHA collected during Hawaii Ocean Time-Series cruises between 2008 and 2016 | Expected equilibrium nitrous oxide gas concentration in water determined from the solubility equations for N2O from Weiss and Price (1980) and using the atmospheric concentrations measured at the NOAA Mauna Loa Observatory.
| N2O_equilibrium |
| Nitrous oxide concentrations from depths of 5 to 175 meters at Station ALOHA collected during Hawaii Ocean Time-Series cruises between 2008 and 2016 | Nitrous oxide concentration measured by gas chromatography
| N2O_measured |
| Open Mesocosm Oyster 15N2 and N2O | Control mecosm 1 Aqueous N2O concentration
| C1_N2O |
| Open Mesocosm Oyster 15N2 and N2O | Control mecosm 2 Aqueous N2O concentration
| C2_N2O |
| Open Mesocosm Oyster 15N2 and N2O | Control mecosm 3 Aqueous N2O concentration
| C3_N2O |
©2020 Biological and Chemical Oceanography Data Management Office.