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Umeå universitet
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Huvudmenyn dold.

Joakim Ahlgren

Miljöanalytiker (kemi) på UMF. Kvalitetsansvarig och ansvarig för ackrediteringssystemet.

Kontakt

E-post
joakim.ahlgren@umu.se
Telefon
090-786 79 78

Verksam vid

Anknytning
Miljöanalytiker vid Umeå marina forskningscentrum (UMF)
Plats
Norrbyn, 905 71 Hörnefors Norrbyn, 90571 Hörnefors
Temperature, DOC level and basin interactions explain the declining oxygen concentrations in the Bothnian Sea
Journal of Marine Systems, Vol. 170 : 22-30
Ahlgren, Joakim; Grimvall, Anders; Omstedt, Anders; et al.
Orsaker till minskande syrehalter i Bottenhavet
Havsmiljöinstitutets rapport, 2017:5
Ahlgren, Joakim; Rolff, Carl; Grimvall, Anders; et al.
Identification and quantification of organic phosphorus forms in soils from fertility experiments
Soil use and management, Vol. 29 : 24-35
Ahlgren, Joakim; Djodjic, Faruk; Borjesson, G.; et al.
Barium as a Potential Indicator of Phosphorus in Agricultural Runoff
Journal of Environmental Quality, Vol. 41, (1) : 208-216
Ahlgren, Joakim; Djodjic, Faruk; Wallin, Mats
Diagenesis of settling seston: identity and transformations of organic phosphorus
Journal of Environmental Monitoring, Vol. 14, (3) : 1098-1106
Reitzel, Kasper; Ahlgren, Joakim; Rydin, Emil; et al.
Release of organic P forms from lake sediments
Water Research, Vol. 45, (2) : 565-572
Ahlgren, Joakim; Reitzel, Kasper; De Brabandere, Heidi; et al.
Oxygen isotopes in phosphate as a tracer for sources and pathways of catchment P in stream water
Geochimica et Cosmochimica Acta, Vol. 74, (12) : A1030-A1030
Taubald, H.; Tonderski, K.; Andersson, L.; et al.
Sediment extraction and clean-up for organic phosphorus analysis by electrospray ionization tandem mass spectrometry
Talanta: The International Journal of Pure and Applied Analytical Chemistry, Vol. 74, (5) : 1175-1183
De Brabandere, Heidi; Danielsson, Rolf; Sjoberg, Per J. R.; et al.
Sediment phosphorus extractants for phosphorus-31 nuclear magnetic resonance analysis: A quantitative evaluation
Journal of Environmental Quality, Uppsala Univ, Dept Phys & Analyt Chem, S-75124 Uppsala, Sweden. Univ So Denmark, Inst Biol, DK-5230 Odense M, Denmark. Uppsala Univ, Dept Biochem & Organ Chem, S-75124 Uppsala, Sweden. Uppsala Univ, Dept Ecol & Evolut, S-75123 Uppsala, Sweden.: 2007, Vol. 36, (3) : 892-898
Ahlgren, Joakim; De Brabandere, Heidi; Reitzel, Kasper; et al.
Degradation rates of organic phosphorus in lake sediment
Biogeochemistry, Univ So Denmark, Inst Biol, DK-5230 Odense M, Denmark. Uppsala Univ, Dept Analyt Chem, S-75124 Uppsala, Sweden. Uppsala Univ, Dept Organ Chem, S-75124 Uppsala, Sweden. Uppsala Univ, Dept Limnol, S-75236 Uppsala, Sweden.: 2007, Vol. 82, (1) : 15-28
Reitzel, Kasper; Ahlgren, Joakim; DeBrabandere, Heidi; et al.
Biogenic phosphorus in oligotrophic mountain lake sediments: Differences in composition measured with NMR spectroscopy
Water Research, Uppsala Univ, Dept Phys & Analyt Chem, S-75124 Uppsala, Sweden. Univ So Denmark, Inst Biol, DK-5230 Odense M, Denmark. Uppsala Univ, Dept Organ & Biol Chem, S-75123 Uppsala, Sweden. Uppsala Univ, Dept Ecol & Evolut, EBC, S-75236 Uppsala, Sweden.: 2006, Vol. 40, (20) : 3705-3712
Ahlgren, Joakim; Reitzel, Kasper; Danielsson, Rolf; et al.
Degradation of organic phosphorus compounds in anoxic Baltic Sea sediments: A P-31 nuclear magnetic resonance study
Limnology and Oceanography, Uppsala Univ, Dept Ecol & Evolut, Evolutionary Biol Ctr, S-75236 Uppsala, Sweden. Uppsala Univ, Dept Chem, S-75124 Uppsala, Sweden. Univ So Denmark, Inst Biol, DK-5230 Odense, Denmark.: 2006, Vol. 51, (5) : 2341-2348
Ahlgren, Joakim; Reitzel, Kasper; Tranvik, Lars; et al.
Characterization of phosphorus in sequential extracts from lake sediments using P-31 nuclear magnetic resonance spectroscopy
Canadian Journal of Fisheries and Aquatic Sciences, Univ So Denmark, Inst Biol, DK-5230 Odense M, Denmark. Univ Uppsala, Dept Analyt Chem, S-75124 Uppsala, Sweden. Univ Uppsala, Dept Organ Chem, S-75124 Uppsala, Sweden. Uppsala Univ, Dept Ecol & Evolut, EBC, S-75236 Uppsala, Sweden.: 2006, Vol. 63, (8) : 1686-1699
Reitzel, Kasper; Ahlgren, Joakim; Gogoll, Adolf; et al.
Effects of aluminum treatment on phosphorus, carbon, and nitrogen distribution in lake sediment: A P-31 NMR study
Water Research, Univ So Denmark, Inst Biol, DK-5230 Odense M, Denmark. Uppsala Univ, Dept Analyt Chem, S-75124 Uppsala, Sweden. Uppsala Univ, Dept Organ Chem, S-75124 Uppsala, Sweden. Uppsala Univ, EBC, Dept Ecol & Evolut, S-75236 Uppsala, Sweden.: 2006, Vol. 40, (4) : 647-654
Reitzel, Kasper; Ahlgren, Joakim; Gogoll, Adolf; et al.
Sediment depth attenuation of biogenic phosphorus compounds measured by P-31 NMR
Environmental Science and Technology, Univ Uppsala, Dept Analyt Chem, SE-75124 Uppsala, Sweden. Univ Uppsala, Dept Ecol & Evolut, Uppsala, Sweden. Univ Uppsala, Dept Organ Chem, SE-75124 Uppsala, Sweden.: 2005, Vol. 39, (3) : 867-872
Ahlgren, Joakim; Tranvik, L; Gogoll, A; et al.
Visa publikationer i DiVA

Forskningsprojekt

1 mars 2022 till 29 februari 2024
Närsalter och övergödning i Bottniska viken
Publicerad: 19 sep, 2022