Sverre Ekrene Ohm
Pensjonert tilknyttet UiS
Kontakt
Telefon: 51832743
E-post: sverre.e.ohm@uis.no
Rom: KE E-268
Organisasjonsenhet
Det teknisk-naturvitenskapelige fakultet
Institutt for energiressurser
Publikasjoner
Vitenskapelige publikasjoner
Argentino, Claudio; Mattingsdal, Rune; Eidvin, Tor; Ohm, Sverre Ekrene; Panieri, Giuliana
(2025)
A constellation of mud volcanoes originated from a buried Arctic mega-slide, Southwestern Barents Sea.Scientific Reports.
ISSN 2045-2322.
Volum 15.
Hefte 1.
Ohm, Sverre Ekrene; Skarstein, Guro Laurentze Sætre; Naeraa, Tomas; Riis, Fridtjof; Escalona Varela, Alejandro
(2025)
Mercury in source rocks on the Norwegian Continental Shelf; link to maturity, depositional environment and age.Marine and Petroleum Geology.
ISSN 0264-8172.
Volum 181.
Skarstein, Guro Laurentze Sætre; Ohm, Sverre Ekrene; Cedeno Motta, Andres Felipe; Escalona Varela, Alejandro
(2022)
Facies variations in the Upper Jurassic source rocks of the Norwegian North Sea; from micro- to macro scale.Marine and Petroleum Geology.
ISSN 0264-8172.
Volum 145.
Senger, Kim; Birchall, Thomas; Betlem, Peter; Ogata, Kei; Ohm, Sverre Ekrene; Olaussen, Snorre; Paulsen, Renate Strugstad
(2021)
Resistivity of reservoir sandstones and organic rich shales on the Barents Shelf: Implications for interpreting CSEM data.Geoscience Frontiers (GSF).
ISSN 1674-9871.
Volum 12.
Hefte 6.
s.1-17.
Cedeno Motta, Andres Felipe; Ohm, Sverre Ekrene; Escalona Varela, Alejandro
(2021)
Barbados petroleum and its role in understanding distribution of Cretaceous source rocks in the southeastern Caribbean margin: Insights from an organic geochemistry study.AAPG Memoir.
ISSN 0271-8529.
s.441-468.
Cedeno Motta, Andres Felipe; Ohm, Sverre Ekrene; Escalona Varela, Alejandro; Narain, Eshita; de Jager, Jan
(2021)
Source rocks in the Guyana Basin: insights from geochemical investigation of fifteen heavy oils from onshore Suriname.AAPG Memoir.
ISSN 0271-8529.
s.749-775.
Cedeno Motta, Andres Felipe; Ohm, Sverre Ekrene; Escalona Varela, Alejandro; Marin Restrepo, Dora Luz; Olaussen, Snorre; Demchuk, Thomas
(2021)
Upper Jurassic to Lower Cretaceous source rocks in the Norwegian Barents Sea, part I: Organic geochemical, petrographic, and paleogeographic investigations.Marine and Petroleum Geology.
ISSN 0264-8172.
Volum 134.
s.1-18.
Cedeno Motta, Andres Felipe; Ohm, Sverre Ekrene; Escalona Varela, Alejandro; Marin Restrepo, Dora Luz; Olaussen, Snorre; Demchuk, Thomas
(2021)
Upper Jurassic to Lower Cretaceous source rocks in the Norwegian Barents Sea, part II: Insights from open- and closed-system pyrolysis experiments.Marine and Petroleum Geology.
ISSN 0264-8172.
Volum 134.
s.1-14.
Matava, Tim; Keys, Robert G.; Ohm, Sverre Ekrene; Volterrani, Stefano
(2021)
Observing maturing source rocks on seismic reflection data.Geophysics.
ISSN 0016-8033.
Volum 86.
Hefte 1.
s.MR67-MR79.
Marin Restrepo, Dora Luz; Helleren, Solveig; Escalona Varela, Alejandro; Olaussen, Snorre; Cedeno Motta, Andres Felipe; Nøhr-Hansen, Henrik; Ohm, Sverre Ekrene
(2020)
The Middle Jurassic to lowermost Cretaceous in the SW Barents Sea: Interplay between tectonics, coarse-grained sediment supply and organic matter preservation.Basin Research.
ISSN 0950-091X.
DOI: 10.1111/bre.12504
Helleren, Solveig; Marin, Dora; Ohm, Sverre Ekrene; Augustsson, Carita; Escalona Varela, Alejandro
(2020)
Why does not lithology correlate with gamma-ray spikes in the shaley source rocks of the Upper Jurassic Alge Member (southwestern Barents Sea)?.Marine and Petroleum Geology.
ISSN 0264-8172.
Volum 121.
Ohm, Sverre Ekrene; Larsen, Leif; Olaussen, Snorre; Senger, Kim; Birchall, Thomas; Demchuk, Thomas; Hodson, Andrew; Johansen, Ingar; Titlestad, Geir Ove; Karlsen, Dag Arild; Braathen, Alvar
(2019)
Discovery of shale gas in organic-rich Jurassic successions, Adventdalen, Central Spitsbergen, Norway.Norwegian Journal of Geology.
ISSN 2387-5844.
Volum 99.
Hefte 2.
s.349-376.
DOI: 10.17850/njg007
Helleren, Solveig; Marin Restrepo, Dora Luz; Augustsson, Carita; Ohm, Sverre Ekrene
(2019)
Lateral Compositional Variations in the Upper Jurassic Source Rock in the Southwestern Barents Sea. I: 81th EAGE Annual Conference & Exhibition 2019.
European Association of Geoscientists and Engineers (EAGE).
ISBN 9781510888036.
Lundmark, Anders Mattias; Gabrielsen, Roy Helge; Strand, Tor; Ohm, Sverre Ekrene
(2018)
Repeated post-Caledonian intra-cratonic rifting in the central North Sea: Evidence from the volcanic record in the Embla oil field.Marine and Petroleum Geology.
ISSN 0264-8172.
Volum 92.
s.505-518.
Cedeno Motta, Andres; Escalona Varela, Alejandro; Ohm, Sverre Ekrene
(2017)
Hydrocarbon Potential Evaluation of the Southern Llanos Basin and the Western Margin of the Barbados Accretionary Prism, Caribbean Region. I: 79th EAGE Conference & Exhibition 2017.European Association of Geoscientists and Engineers (EAGE).
ISBN 978-94-6282-217-7.
Lundmark, Anders Mattias; Pozer Bue, Edina; Gabrielsen, Roy H.; Flaat, Kjersti; Strand, Tor; Ohm, Sverre Ekrene
(2015)
Provenance of late Palaeozoic terrestrial sediments on the northern flank of the Mid North Sea High: detrital zircon geochronology and rutile geochemical constraints.Geological Society Special Publication.
ISSN 0305-8719.
Volum 386.
Hefte 1.
s.243-259.
DOI: 10.1144/SP386.4
Abay, Tesfamariam Berhane; Karlsen, Dag Arild; Ohm, Sverre Ekrene
(2014)
Vertical variations in reservoir geochemistry in a palaeozoic trap, Embla Field, offshore Norway.Journal of Petroleum Geology.
ISSN 0141-6421.
Volum 37.
Hefte 4.
s.349-372.
DOI: 10.1111/jpg.12590
Lundmark, Anders Mattias; Gabrielsen, Roy H.; Austrheim, Håkon Olav; Flaat, Kjersti; Strand, Tor; Ohm, Sverre Ekrene
(2012)
Late Devonian rifting in the central North Sea: evidence from altered felsic volcanic rocks in the Embla oil field.Marine and Petroleum Geology.
ISSN 0264-8172.
Volum 29.
Hefte 1.
s.204-218.
Ohm, Sverre Ekrene; Karlsen, Dag Arild; Phan, Trung Nghia; Strand, Tor; Ivevsen, Gunnar
(2012)
Present Jurassic petroleum charge facing Paleozoic biodegraded oil: Geochemical challenges and potential upsides, Embla field, North Sea.American Association of Petroleum Geologists Bulletin.
ISSN 0149-1423.
Volum 96.
Hefte 8.
s.1523-1552.
DOI: 10.1306/01021211094
Ohm, Sverre Ekrene; Haneferd, Helen
(2011)
Drilling conditions making wells unsuitable for fluid inclusion studies on drill cuttings.American Association of Petroleum Geologists Bulletin.
ISSN 0149-1423.
Volum 95.
Hefte 4.
s.537-558.
DOI: 10.1306/08181010035
Ohm, Sverre Ekrene; Karlsen, Dag Arild; Austin, TJF
(2008)
Geochemically driven exploration models in uplifted areas: Examples from the Norwegian Barents Sea.American Association of Petroleum Geologists Bulletin.
ISSN 0149-1423.
Volum 92.
s.1191-1223.
DOI: 10.1306/06180808028
Ohm, Sverre Ekrene; Karlsen, Dag Arild; Backer-Owe, Kristian; Pedersen, Jon Halvard; Beeley, H. S.
(2007)
A drilling mud additive influencing the geochemical interpretations of hydrocarbon shows.
Petroleum Geoscience.
ISSN 1354-0793.
Volum 13.
s.369-376.
Ohm, Sverre Ekrene; Karlsen, Dag Arild
(2007)
Biogenic gas(?) in fluid inclusions from sandstones in contact with oil-mature coals.American Association of Petroleum Geologists Bulletin.
ISSN 0149-1423.
Volum 91.
Hefte 5.
s.715-739.
DOI: 10.1306/11280606021
Ohm, Sverre Ekrene; Beeley, H; Karlsen, Dag Arild; Hall, PB; Foss, A
(2006)
An atypical early mature oil in Block 35/1, Norwegian North Sea - hypersaline, carbonate Jurassic environment?.
Petroleum Geoscience.
ISSN 1354-0793.
Volum 12.
s.157-174.
Ohm, Sverre Ekrene; Karlsen, Dag Arild; Roberts, A.; Johannessen, E.; Høiland, O.
(2006)
The Paleocene sandy Siri fairway: an efficient "pipeline" draining the prolific Central Graben?.
Journal of Petroleum Geology.
ISSN 0141-6421.
Volum 29.
s.53-82.
Formidling
Olaussen, Snorre; Escalona Varela, Alejandro; Grundvåg, Sten-Andreas; Marin Restrepo, Dora Luz; Ohm, Sverre Ekrene; Senger, Kim
(2019)
Middle Jurassic to Lower Cretaceous Clastic Wedges in the north Atlantic, Barents Sea and High Arctic.
Cretaceous Park – understanding Cretaceous stratigraphic architecture and reservoir quality;
2019-10-16 - 2019-10-17.
Olaussen, Snorre; Escalona Varela, Alejandro; Grundvåg, Sten-Andreas; Marin Restrepo, Dora Luz; Senger, Kim; Ohm, Sverre Ekrene
(2019)
Middle Jurassic to Lower Cretaceous Clastic Wedges in the north Atlantic, Barents Sea and High Arctic.
Cretaceous Park: Understanding Cretaceous Stratigraphic Architecture & Reservoir Quality;
2019-10-16 - 2019-10-17.
Olaussen, Snorre; Senger, Kim; Birchall, Thomas; Braathen, Alvar; Grundvåg, Sten-Andreas; Hammer, Øyvind; Koevoets, Maayke Jacqueline; Larsen, Leif; Mulrooney, Mark Joseph; Mørk, Mai Britt Engeness; Ogata, Kei; Ohm, Sverre Ekrene; Rismyhr, Bjarte
(2018)
The Longyearbyen CO2 lab project: lessons learned from a decade of characterizing an unconventional reservoir-caprock system.
EAGE Fifth CO2 Geological Storage Workshop;
2018-11-21 - 2018-11-23.
Ohm, Sverre Ekrene; Olaussen, Snorre; Senger, Kim; Johansen, Ingar
(2017)
Could uplift and erosion result in source rocks expelling huge quantities of isotopically heavy gas? Circumstantial evidence from wells on Svalbard.
Arctic Days 2017 - Arctic Energy;
2017-05-29 - 2017-05-30.
Senger, Kim; Betlem, Peter; Liira, Martin; Roy, Srikumar; Midttømme, Kirsti; Wheeler, Walter H; Beka, Thomas Ibsa; Olaussen, Snorre; Ohm, Sverre Ekrene
(2017)
Integrated thermo-baric modelling of the gas hydrate stability zone onshore Svalbard, Arctic Norway.
International Conference on Gas Hydrates;
2017-06-25 - 2017-06-30.
Olaussen, Snorre; Senger, Kim; Mulrooney, Mark; Braathen, Alvar; Ohm, Sverre Ekrene
(2017)
R&D State of the art UNIS CO2 LAB Storage in a unconventional compartmentalized under pressured segmented reservoir .
CLIMIT Summit 2017;
2017-03-07 - 2017-03-08.
Senger, Kim; Birchall, Thomas; Ohm, Sverre Ekrene; Olaussen, Snorre; Ogata, Kei
(2017)
Review of Geological Controls on Resistivity in Uplifted Basins: Insights from the Norwegian Barents Shelf.
AAPG SEG International Conference & Exhibition;
2017-10-15 - 2017-10-18.
Olaussen, Snorre; Braathen, Alvar; Larsen, Leif; Ohm, Sverre Ekrene; Senger, Kim
(2016)
Surprising wet gas technical discovery in an under-pressured unconventional reservoir, Svalbard, Norway.
Unconventional Resource Development Enhanced Recovery and Environmental Stewardship Austin TX Unconventional Resource Development Enhanced Recovery and Environmental Stewardship;
2016-10-12 - 2016-10-13.
Abay, Tesfamariam Berhane; Karlsen, Dag Arild; Backer-Owe, Kristian; Ohm, Sverre Ekrene
(2013)
Geochemical comparison of oils from the Central Graben: with special emphasis on correlation and transformation of oils from the Embla Field.
26th International Meeting on Organic Geochemistry;
2013-09-15 - 2013-09-20.
Jahren, Jens; Haile, Beyene Girma; Hellevang, Helge; Bjørlykke, Knut; Ohm, Sverre Ekrene
(2013)
Fracture Patterns in Organic Rich Mudstones - Implications for Primary Petroleum Migration.EarthDoc.
Lundmark, Anders Mattias; Bue, Edina Pozer; Gabrielsen, Roy H.; Flaat, Kjersti; Strand, Tor; Ohm, Sverre Ekrene
(2011)
Provenance of Palaeozoic terrestrial sediments in the proto-Central Graben, Mid North Sea High: detrital zircon geochronology and rutile geochemical constraints.
Sediment Provenance Studies in Hydrocarbon Exploration and Production;
2011-12-05 - 2011-12-07.
Lundmark, Anders M.; Gabrielsen, Roy H.; Flett-Brown, John; Ohm, Sverre Ekrene
(2010)
Paleozoic felsic volcanism in the Orcadian Basin, Orkney.
Abstracts and Proceedings of the Geological Society of Norway.
Hefte 1.
s.125-126.
Lundmark, Anders Mattias; Gabrielsen, Roy H.; brown, john; Ohm, Sverre Ekrene
(2010)
Palaeozoic felsic volcanism in the Orcadian Basin, Orkney.
Oslo Winter Meeting ;
2010-01-11 - 2010-01-13.
Lundmark, Anders Mattias; Gabrielsen, Roy Helge; Austrheim, Håkon Olav; Ohm, Sverre Ekrene; Bergfjord, Erling; Flaat, Kjertsi
(2009)
The substratum of the reservoir of the Embla Field, Central Trough.
Abstracts and Proceedings of the Geological Society of Norway.
Volum 2009.
Hefte 1.
s.66-67.
Ohm, Sverre Ekrene; Karlsen, Dag Arild
(2005)
Gas expulsion from coals (Brent and Åre Fm NOCS);New proofs and understanding.
EAOGE-IMOG 2005;
2005-09-12 - 2005-09-16.
Ohm, Sverre Ekrene; Karlsen, Dag Arild
(2005)
The Paleocene sandy Siri Fairway (2); an efficient 'pipeline' draining the prolific Central Graben.
67.EAGE Conference Madrid 2005;
2005-06-12 - 2005-06-17.
Ohm, Sverre Ekrene; Karlsen, Dag Arild
(2004)
The Paleocene Sandy Siri Fairway; An efficient 'pipeline' draining the prolofic Danish Central Graben?.
The 32nd IGC Florence;
2004-08-21 - 2004-08-28.