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Published July 22, 2025 | Version v1
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Branch-level emission rates of volatile organic compounds, ozone reactivity, and related data for sweet gum, oak, and loblolly pine during the SOAS campaign (3.6-5.7.2013) at SEARCH-CRT

Creators

  • 1. Finnish Meteorological Institute

Description

This dataset contains branch-level emissions emission factors, total ozone reactivity, and related data from sweetgum, white oak, and loblolly pine during the Southeast Oxidant and Aerosol Study (SOAS) campaign at the SEARCH facility near Centerville (SEARCH-CRT) at the Alabama Aquatic Biodiversity Center (AABC) from May to July 2013.

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PID: http://hdl.handle.net/11304/30061ffc-4978-48f4-92a2-75d8da9728c1
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Additional details

Identifiers

URL
https://etsin.fairdata.fi/dataset/f2f4bdf1-98ae-4ff2-87d1-5b0c6113060e
B2SHARE Legacy Record ID
6c72746cddce4d709afbd3ca7bdf742a

Funding

National Science Foundation

FMI metadata

Parameter
Parameter name : local summer time (UTC-5) in format yyyy-mm-dd HH:MM
Parameter unit : -
Parameter description : timestamp
Parameter name : tree species measured
Parameter unit : -
Parameter description : tree
Parameter name : number ID of the branch measured
Parameter unit : -
Parameter description : branch #
Parameter name : recorded differential ozone signal from the total ozone reactivity monitor (TORM)
Parameter unit : ppbv
Parameter description : Δ[O3]
Parameter name : ozone wall losses in the reactor (measured by introducing clean/zero air into the reactor)
Parameter unit : ppbv
Parameter description : Δ[O3]_wl
Parameter name : corrected differential ozone for ozone wall losses
Parameter unit : ppbv
Parameter description : Δ[O3]_corr
Parameter name : recorded ozone concentration of air going to TORM’s reactor
Parameter unit : ppbv
Parameter description : [O3]_0
Parameter name : calculated ozone reactivity in TORM’s reactor (same as sample’s ozone reactivity, dilution negligible)
Parameter unit : 1/s
Parameter description : Rsample
Parameter name : corrected Rsample for fast-reacting compounds (based on model calculations)
Parameter unit : 1/s
Parameter description : Rsample_corr3.1
Parameter name : corrected Rsample for fast-reacting compounds (based on model calculations including secondary chemistry)
Parameter unit : 1/s
Parameter description : Rsample_corr1.9
Parameter name : measured total flow through TORM’s reactor
Parameter unit : l/min
Parameter description : f
Parameter name : measured dry mass of the leaves inside the branch enclosure during measurements
Parameter unit : g
Parameter description : m_dry
Parameter name : differential ozone signal from the total ozone reactivity monitor (TORM) normalized to dry mass and flow through enclosure
Parameter unit : ppbv m^3 / (s g)
Parameter description : Δ[O3]_norm
Parameter name : total ozone reactivity of the emissions (TOZRE)
Parameter unit : m^3 / (s^2 g)
Parameter description : TOZRE
Parameter name : corrected TOZRE when fast-reacting compounds are present (based on model calculations)
Parameter unit : m^3 / (s^2 g)
Parameter description : TOZRE_corr3.1
Parameter name : corrected TOZRE when fast-reacting compounds are present (based on model calculations, including secondary chemistry)
Parameter unit : m^3 / (s^2 g)
Parameter description : TOZRE_corr1.9
Parameter name : photosynthetically active radiation
Parameter unit : μmol / (m^2 s)
Parameter description : PAR
Parameter name : ambient temperature (outside the enclosure)
Parameter unit : °C
Parameter description : Tambient
Parameter name : temperature inside the enclosure
Parameter unit : °C
Parameter description : Tenclosure
Parameter name : leaf temperature (first sensor)
Parameter unit : °C
Parameter description : Tleaf_1
Parameter name : leaf temperature (second sensor)
Parameter unit : °C
Parameter description : Tleaf_2
Parameter name : time in the middle of the sampling period in format yyyy-mm-dd HH:MM (local summer time, UTC-5)
Parameter unit : -
Parameter description : datetime
Parameter name : sampling start time in format yyyy-mm-dd HH:MM (local summer time, UTC-5)
Parameter unit : -
Parameter description : sampling_starttime
Parameter name : sampling duration to collect BVOCs on cartridges
Parameter unit : min
Parameter description : t_sampling
Parameter name : flow rate for sampling of the BVOCs on cartridges
Parameter unit : ml/min
Parameter description : f_sampling
Parameter name : sample volume
Parameter unit : ml
Parameter description : V_sample
Parameter name : mixing ratio in the enclosure for BVOC 1-pentene
Parameter unit : pptv
Parameter description : 1-pentene
Parameter name : mixing ratio in the enclosure for BVOC n-pentane
Parameter unit : pptv
Parameter description : n-pentane
Parameter name : mixing ratio in the enclosure for BVOC isoprene
Parameter unit : pptv
Parameter description : isoprene
Parameter name : mixing ratio in the enclosure for BVOC n-hexane
Parameter unit : pptv
Parameter description : n-hexane
Parameter name : mixing ratio in the enclosure for BVOC benzene
Parameter unit : pptv
Parameter description : benzene
Parameter name : mixing ratio in the enclosure for BVOC i-octane
Parameter unit : pptv
Parameter description : i-octane
Parameter name : mixing ratio in the enclosure for BVOC n-heptane
Parameter unit : pptv
Parameter description : n-heptane
Parameter name : mixing ratio in the enclosure for BVOC toluene
Parameter unit : pptv
Parameter description : toluene
Parameter name : mixing ratio in the enclosure for BVOC n-octane
Parameter unit : pptv
Parameter description : n-octane
Parameter name : mixing ratio in the enclosure for BVOC styrene
Parameter unit : pptv
Parameter description : styrene
Parameter name : mixing ratio in the enclosure for BVOC n-nonane
Parameter unit : pptv
Parameter description : n-nonane
Parameter name : mixing ratio in the enclosure for BVOC 1-methylethylbenzene
Parameter unit : pptv
Parameter description : 1-methylethylbenzene
Parameter name : mixing ratio in the enclosure for BVOC α-pinene
Parameter unit : pptv
Parameter description : α-pinene
Parameter name : mixing ratio in the enclosure for BVOC camphene
Parameter unit : pptv
Parameter description : camphene
Parameter name : mixing ratio in the enclosure for BVOC β-pinene
Parameter unit : pptv
Parameter description : β-pinene
Parameter name : mixing ratio in the enclosure for BVOC n-decane
Parameter unit : pptv
Parameter description : n-decane
Parameter name : mixing ratio in the enclosure for BVOC α-phellandrene
Parameter unit : pptv
Parameter description : α-phellandrene
Parameter name : mixing ratio in the enclosure for BVOC limonene
Parameter unit : pptv
Parameter description : limonene
Parameter name : mixing ratio in the enclosure for BVOC β-phellandrene
Parameter unit : pptv
Parameter description : β-phellandrene
Parameter name : mixing ratio in the enclosure for BVOC ocimene
Parameter unit : pptv
Parameter description : ocimene
Parameter name : mixing ratio in the enclosure for BVOC 1,2,3,4-tetrahydronaphthalene
Parameter unit : pptv
Parameter description : 1,2,3,4-tetrahydronaphthalene
Parameter name : mixing ratio in the enclosure for BVOC n-dodecane
Parameter unit : ppbv
Parameter description : n-dodecane
Parameter name : mixing ratio in the enclosure for BVOC n-tridecane
Parameter unit : ppbv
Parameter description : n-tridecane
Parameter name : mixing ratio in the enclosure for BVOC 1,3,5-tris(1-methylethyl)benzene
Parameter unit : pptv
Parameter description : 1,3,5-tris(1-methylethyl)benzene
Parameter name : mixing ratio in the enclosure for BVOC n-tetradecane
Parameter unit : ppbv
Parameter description : n-tetradecane
Parameter name : mixing ratio in the enclosure for BVOC β-caryophyllene
Parameter unit : pptv
Parameter description : β-caryophyllene
Parameter name : mixing ratio in the enclosure for BVOC n-pentadecane
Parameter unit : ppbv
Parameter description : n-pentadecane
Parameter name : mixing ratio in the enclosure for BVOC nonyl-benzene
Parameter unit : pptv
Parameter description : nonyl-benzene
Parameter name : mixing ratio in the enclosure for BVOC n-hexadecane
Parameter unit : ppbv
Parameter description : n-hexadecane
Parameter name : emission rate for the BVOC 1-pentene
Parameter unit : ng / (g s)
Parameter description : ER1-pentene
Parameter name : emission rate for the BVOC isoprene
Parameter unit : ng / (g s)
Parameter description : ERisoprene
Parameter name : emission rate for the BVOC styrene
Parameter unit : ng / (g s)
Parameter description : ERstyrene
Parameter name : emission rate for the BVOC α-pinene
Parameter unit : ng / (g s)
Parameter description : ERα-pinene
Parameter name : emission rate for the BVOC camphene
Parameter unit : ng / (g s)
Parameter description : ERcamphene
Parameter name : emission rate for the BVOC β-pinene
Parameter unit : ng / (g s)
Parameter description : ERβ-pinene
Parameter name : emission rate for the BVOC α-phellandrene
Parameter unit : ng / (g s)
Parameter description : ERα-phellandrene
Parameter name : emission rate for the BVOC limonene
Parameter unit : ng / (g s)
Parameter description : ERlimonene
Parameter name : emission rate for the BVOC β-phellandrene
Parameter unit : ng / (g s)
Parameter description : ERβ-phellandrene
Parameter name : emission rate for the BVOC ocimene
Parameter unit : ng / (g s)
Parameter description : ERocimene
Parameter name : emission rate for the BVOC β-caryophyllene
Parameter unit : ng / (g s)
Parameter description : ERβ-caryophyllene
Parameter name : calculated ozone reactivity for 1-pentene
Parameter unit : 1/s
Parameter description : RO31-pentene
Parameter name : calculated ozone reactivity for isoprene
Parameter unit : 1/s
Parameter description : RO3isoprene
Parameter name : calculated ozone reactivity for styrene
Parameter unit : 1/s
Parameter description : RO3styrene
Parameter name : calculated ozone reactivity for α-pinene
Parameter unit : 1/s
Parameter description : RO3α-pinene
Parameter name : calculated ozone reactivity for camphene
Parameter unit : 1/s
Parameter description : RO3camphene
Parameter name : calculated ozone reactivity for β-pinene
Parameter unit : 1/s
Parameter description : RO3β-pinene
Parameter name : calculated ozone reactivity for α-phellandrene
Parameter unit : 1/s
Parameter description : RO3α-phellandrene
Parameter name : calculated ozone reactivity for limonene
Parameter unit : 1/s
Parameter description : RO3limonene
Parameter name : calculated ozone reactivity for β-phellandrene
Parameter unit : 1/s
Parameter description : RO3β-phellandrene
Parameter name : calculated ozone reactivity for ocimene
Parameter unit : 1/s
Parameter description : RO3ocimene
Parameter name : calculated ozone reactivity for β-caryophyllene
Parameter unit : 1/s
Parameter description : RO3β-caryophyllene
Parameter name : sum of ozone reactivity for identified emissions
Parameter unit : 1/s
Parameter description : R_O3
Parameter name : calculated ozone reactivity of the emissions (COZRE)
Parameter unit : m^3 / (s^2 g)
Parameter description : COZRE
Parameter name : total ozone reactivity of the emissions (TOZRE) averaged for sampling time of BVOCs
Parameter unit : m^3 / (s^2 g)
Parameter description : TOZRE
Parameter name : unexplained TOZRE
Parameter unit : m^3 / (s^2 g)
Parameter description : unexplainedTOZRE
Parameter name : corrected averaged TOZRE when fast-reacting compounds are present (based on model calculations, including secondary chemistry)
Parameter unit : m^3 / (s^2 g)
Parameter description : TOZRE_corr1.9
Parameter name : corrected averaged TOZRE when fast-reacting compounds are present (based on model calculations)
Parameter unit : m^3 / (s^2 g)
Parameter description : TOZRE_corr3.1
Parameter name : expected ozone reactivity of the emissions in TORM using modelled Δ[O3] when fast-reacting compounds are present (including secondary chemistry)
Parameter unit : m^3 / (s^2 g)
Parameter description : Modelled reactivity (O3+VOC+OVOC)
Parameter name : expected ozone reactivity of the emissions in TORM using modelled Δ[O3] when fast-reacting compounds are present
Parameter unit : m^3 / (s^2 g)
Parameter description : Modelled reactivity (O3+VOC only)
Parameter name : expected ozone reactivity of the emissions in TORM using modelled Δ[O3] for all BVOCs when fast-reacting compounds are present (including secondary chemistry)
Parameter unit : m^3 / (s^2 g)
Parameter description : unexplainedTOZRE_1.9
Parameter name : expected ozone reactivity of the emissions in TORM using modelled Δ[O3] for all BVCOs when fast-reacting compounds are present
Parameter unit : m^3 / (s^2 g)
Parameter description : unexplainedTOZRE_3.1
Parameter name : time since the beginning of the model run
Parameter unit : s
Parameter description : time
Parameter name : ozone mixing ratio considering VOC + O3 -> OVOC (kO3) for initial O3 mixing ratio of 105ppbv with 1.6 ppbv of β-caryohyllene and 0.038 ppbv of α-phellandrene
Parameter unit : ppbv
Parameter description : O3+VOC (Non-Linear Relationship)
Parameter name : ozone mixing ratio considering VOC + O3 -> OVOC (kO3) for initial O3 mixing ratio of 105ppbv with 1.6 ppbv of β-caryohyllene and 0.038 ppbv of α-phellandrene (only for the initial decay when it can be represented by a linear relationship)
Parameter unit : ppbv
Parameter description : O3+VOC (Linear Relationship)
Parameter name : ozone mixing ratio considering VOC + O3 -> OVOC and OVOC + O3 (same kO3) for initial O3 mixing ratio of 105ppbv with 1.6 ppbv of β-caryohyllene and 0.038 ppbv of α-phellandrene
Parameter unit : ppbv
Parameter description : O3+OVOC (Non-Linear Relationship)
Parameter name : ozone mixing ratio considering VOC + O3 -> OVOC and OVOC + O3 (same kO3) for initial O3 mixing ratio of 105ppbv with 1.6 ppbv of β-caryohyllene and 0.038 ppbv of α-phellandrene (only for the initial decay when it can be represented by a linear relationship)
Parameter unit : ppbv
Parameter description : O3+OVOC (Linear Relationship)
Data levels (meter, hectoPascal, degree, sigma pressure levels, other) in vertical direction(+/-) for example 1500 m or 850 hPa
Level : 5 m
Topic category
climatologyMeteorologyAtmosphere

Temporal Coverage

Ranges:

Start date: 2013-06-03
End date: 2013-07-05

Locations

SEARCH facility near Centerville (SEARCH-CRT) at the Alabama Aquatic Biodiversity Center (AABC) Point:
(Lat: 32.9029, Lon: -87.2497 )