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2019
1 Abay, Tesfamariam Berhane; Fossum, Katrine; Karlsen, Dag Arild; Dypvik, Henning; Narvhus, Lars J Jørgensen; Haid, Muna Hassan Mohamoud; Hudson, Wellington.
Petroleum geochemical aspects of the Mandawa Basin, coastal Tanzania: The origin of migrated oil occurring today as partly biodegraded bitumen. Petroleum Geoscience 2019 s. -
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2 Abay, Tesfamariam Berhane; Karlsen, Dag Arild; Olaussen, Snorre; Pedersen, Jon Halvard.
Organic Geochemistry of Petroleum in the Cambro-Ordovician Succession of Ny Friesland, Spitsbergen, Norway. 29th International Meeting on Organic Geochemistry; 2019-09-01 - 2019-09-06
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3 Matapour, Zagros; Karlsen, Dag Arild; Lerch, Benedikt; Backer-Owe, Kristian.
Petroleum occurrences in the carbonate lithologies of the gohta and alta discoveries in the barents sea, arctic Norway. Petroleum Geoscience 2019 ;Volum 25.(1) s. 50-70
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4 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.
Discovery of shale gas in organic-rich Jurassic successions, Adventdalen, Central Spitsbergen, Norway. Norwegian Journal of Geology 2019 ;Volum 99.(2) s. 349-376
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2018
5 Abay, Tesfamariam Berhane; Karlsen, Dag Arild; Pedersen, Jon Halvard; Olaussen, Snorre; Backer-Owe, Kristian.
Thermal maturity, hydrocarbon potential and kerogen type of some Triassic-Lower Cretaceous sediments from the SW Barents Sea and Svalbard. Petroleum Geoscience 2018 ;Volum 24.(3) s. 349-373
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6 Lerch, Benedikt; Karlsen, Dag Arild; Thießen, Olaf; Abay, Tesfamariam Berhane; van Soelen, Elsbeth Ester; Kürschner, Wolfram Michael; Planke, Sverre; Backer-Owe, Kristian.
Investigations on the use of triaromatic dimethylcholesteroids as age-specific biomarkers in bitumens and oils from Arctic Norway. Organic Geochemistry 2018 ;Volum 122. s. 1-16
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7 Matapour, Zagros; Karlsen, Dag Arild.
Ages of Norwegian oils and bitumen based on age-specific biomarkers. Petroleum Geoscience 2018 ;Volum 24.(1) s. 92-101
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2017
8 Abay, Tesfamariam Berhane; Karlsen, Dag Arild; Lerch, Benedikt; Olaussen, Snorre; Pedersen, Jon Halvard; Backer-Owe, Kristian.
Migrated petroleum in outcropping Mesozoic sedimentary rocks in Spitsbergen: organic geochemical characterization and implications for regional exploration. Journal of Petroleum Geology 2017 ;Volum 40.(1) s. 5-36
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9 Abay, Tesfamariam Berhane; Karlsen, Dag Arild; Pedersen, Jon Halvard; Olaussen, Snorre.
Middle Triassic Source Potential and Lateral Variation in Organic Facies, Southwestern Barents Sea and Svalbard. AAPG Annual Convention and Exhibition, Houston, Texas; 2017-04-02 - 2017-04-05
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10 Lerch, Benedikt; Karlsen, Dag Arild; Seland, Reinert; Backer-Owe, Kristian.
Depositional environment and age determination of oils and condensates from the Barents Sea. Petroleum Geoscience 2017 ;Volum 23.(2) s. 190-209
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11 Matapour, Zagros; Karlsen, Dag Arild.
GEOCHEMICAL CHARACTERISTICS OF THE SKRUGARD OIL DISCOVERY, BARENTS SEA, ARCTIC NORWAY: A "PALAEO-BIODEGRADED- GAS REACTIVATED" HYDROCARBON ACCUMULATION. Journal of Petroleum Geology 2017 ;Volum 40.(2) s. 125-152
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12 Wesenlund, Fredrik; Karlsen, Dag Arild.
The Petroleum Geochemistry of the Johan Sverdrup Field, Southern Utsira High, Norwegian North Sea. 28th International Meeting on Organic Geochemistry; 2017-09-17 - 2017-09-22
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2016
13 Lerch, Benedikt; Karlsen, Dag Arild; Abay, Tesfamariam Berhane; Duggan, Deirdre; Seland, Reinert; Backer-Owe, Kristian.
Regional petroleum alteration trends in Barents Sea oils and condensates as a clue to migration regimes and processes. American Association of Petroleum Geologists Bulletin 2016 ;Volum 100.(2) s. 165-190
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14 Lerch, Benedikt; Karlsen, Dag Arild; Matapour, Zagros; Seland, Reinert; Backer-Owe, Kristian.
Organic geochemistry of barents sea petroleum: Thermal maturity and alteration and mixing processes in oils and condensates. Journal of Petroleum Geology 2016 ;Volum 39.(2) s. 125-148
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2015
15 Lerch, Benedikt; Karlsen, Dag Arild; Duggan, Deirdre.
Geochemical Characterization of Loppa High oils (SW-Barents Sea) and implications for regional petroleum systems. 27th IMOG Conference; 2015-09-13 - 2015-09-18
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2014
16 Abay, Tesfamariam Berhane; Karlsen, Dag Arild; Ohm, Sverre Ekrene.
Vertical variations in reservoir geochemistry in a palaeozoic trap, Embla Field, offshore Norway. Journal of Petroleum Geology 2014 ;Volum 37.(4) s. 349-372
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17 Abay, Tesfamariam Berhane; Karlsen, Dag Arild; Pedersen, Jon Halvard.
Source Rocks at Svalbard: An Overview of Jurassic and Triassic Formations and Comparison with Offshore Barents Sea Time Equivalent Source Rock Formations. AAPG International Conference & Exhibition, Istanbul, Turkey; 2014-09-14 - 2014-09-17
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18 Abay, Tesfamariam Berhane; Karlsen, Dag Arild; Pedersen, Jon Halvard; Lerch, Benedikt; Backer-Owe, Kristian.
Regional Variation in the Triassic Organo-Facies signatures of the Barents Sea. Arctic Conference Days 2014; 2014-06-02 - 2014-06-06
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19 Lerch, Benedikt; Karlsen, Dag Arild.
Light Hydrocarbon Appraisal on Migration and Alteration Modes in Barents Sea Oils and Condensates - A Geochemical Approach to Improved Petroleum System Understanding. Barents Sea petroleum system analysis; 2014-03-25 - 2014-03-25
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20 Lerch, Benedikt; Karlsen, Dag Arild; Duggan, Deirdre.
Migration and Alteration Processes in Barents Sea Oils and Condensates - A Geochemical Approach to Improved Petroleum System Understanding. 76th EAGE Conference and Exhibition; 2014-06-16 - 2014-06-19
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21 Lerch, Benedikt; Karlsen, Dag Arild; Duggan, Deirdre.
The Light Hydrocarbon Paradox of the Barents Sea - Light Hydrocarbon Correlation- & Transformation Parameters in Barents Sea Oils and Condensates. The Arctic Days Conference 2014; 2014-06-02 - 2014-06-06
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22 Olaussen, Snorre; Abay, Tesfamariam Berhane; Karlsen, Dag Arild; Hammer, Øyvind; Pedersen, Jon Halvard.
Novel Results on Migrated Oil in several Svalbard out-crop samples. What does this tell us about the Petroleum Systems responsible for the Migrated Oils in these samples. Arctic Conference Days 2014; 2014-06-02 - 2014-06-06
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2013
23 Abay, Tesfamariam Berhane; Karlsen, Dag Arild; Backer-Owe, Kristian; Ohm, Sverre Ekrene.
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
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2012
24 Ohm, Sverre Ekrene; Karlsen, Dag Arild; Phan, Trung Nghia; Strand, Tor; Ivevsen, Gunnar.
Present Jurassic petroleum charge facing Paleozoic biodegraded oil: Geochemical challenges and potential upsides, Embla field, North Sea. American Association of Petroleum Geologists Bulletin 2012 ;Volum 96.(8) s. 1523-1552
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2011
25 van Koeverden, Jan Hendrik; Karlsen, Dag Arild; Backer-Owe, Kristian.
CARBONIFEROUS NON-MARINE SOURCE ROCKS FROM SPITSBERGEN AND BJORNOYA: COMPARISON WITH THE WESTERN ARCTIC. Journal of Petroleum Geology 2011 ;Volum 34.(1) s. 53-66
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2010
26 van Koeverden, Jan Hendrik; Karlsen, Dag Arild; Schwark, L; Chpitsglouz, A; Backer-Owe, Kristian.
OIL-PRONE LOWER CARBONIFEROUS COALS IN THE NORWEGIAN BARENTS SEA: IMPLICATIONS FOR A PALAEOZOIC PETROLEUM SYSTEM. Journal of Petroleum Geology 2010 ;Volum 33.(2) s. 155-181
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27 van Koeverden, Jan Hendrik; Nakrem, Hans Arne; Karlsen, Dag Arild.
Migrated oil on Novaya Zemlya, Russian Arctic: Evidence for a novel petroleum system in the eastern Barents Sea and the Kara Sea. American Association of Petroleum Geologists Bulletin 2010 ;Volum 94.(6) s. 791-817
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2009
28 Koeverden, Jan Hendrik; Karlsen, Dag Arild; Nakrem, Hans Arne.
Migrated hydrocarbons on Novaya Zemlya, Russian Arctic - a novel petroleum system for the Barents and Kara Sea regions?. The 24th International Meeting on Organic Geochemistry (IMOG); 2009-09-06 - 2009-09-11
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2008
29 Ohm, Sverre Ekrene; Karlsen, Dag Arild; Austin, TJF.
Geochemically driven exploration models in uplifted areas: Examples from the Norwegian Barents Sea. American Association of Petroleum Geologists Bulletin 2008 ;Volum 92. s. 1191-1223
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2007
30 Ohm, Sverre Ekrene; Karlsen, Dag Arild.
Biogenic gas(?) in fluid inclusions from sandstones in contact with oil-mature coals. American Association of Petroleum Geologists Bulletin 2007 ;Volum 91.(5) s. 715-739
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31 Ohm, Sverre Ekrene; Karlsen, Dag Arild; Backer-Owe, Kristian; Pedersen, Jon Halvard; Beeley, H. S..
A drilling mud additive influencing the geochemical interpretations of hydrocarbon shows. Petroleum Geoscience 2007 ;Volum 13. s. 369-376
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32 Pedersen, Jon Halvard; Karlsen, Dag Arild; Spjeldnæs, Nils; Backer-Owe, Kristian; Lie, JE; Brunstad, H.
Lower Paleozoic petroleum from southern Scandinavia: Implications to a Pleozoic petroleum system offshore southern Norway. American Association of Petroleum Geologists Bulletin 2007 ;Volum 91. s. 1189-1212
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33 Svensen, Henrik; Karlsen, Dag Arild; Sturz, Anne; Backer-Owe, Kristian; Banks, David A.; Planke, Sverre.
Processes controlling water and hydrocarbon composition in seeps from the Salton Sea geothermal system, California, USA. Geology 2007 ;Volum 35.(1) s. 85-88
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2006
34 Karlsen, Dag Arild; Skeie, JE.
Petroleum migration, faults and overpressure, Part I: Calibrating basin modelling using petroleum in traps - A review. Journal of Petroleum Geology 2006 ;Volum 29. s. 227-255
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35 Ohm, Sverre Ekrene; Beeley, H; Karlsen, Dag Arild; Hall, PB; Foss, A.
An atypical early mature oil in Block 35/1, Norwegian North Sea - hypersaline, carbonate Jurassic environment?. Petroleum Geoscience 2006 ;Volum 12. s. 157-174
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36 Ohm, Sverre Ekrene; Karlsen, Dag Arild; Roberts, A.; Johannessen, E.; Høiland, O..
The Paleocene sandy Siri fairway: an efficient "pipeline" draining the prolific Central Graben?. Journal of Petroleum Geology 2006 ;Volum 29. s. 53-82
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37 Pedersen, Jon Halvard; Karlsen, Dag Arild; Backer-Owe, Kristian; Lie, Jan Erik; Brunstad, Harald.
The geochemistry of two unusual oils from the Norwegian North Sea: implications for new source rock and play scenario. Petroleum Geoscience 2006 ;Volum 12. s. 85-96
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38 Pedersen, Jon Halvard; Karlsen, Dag Arild; Lie, Jan Erik; Brunstad, Harald; di Primio, Rolando.
Maturity and source-rock potential of palaeozoic sediments in the NW European Northern Permian Basin. Petroleum Geoscience 2006 ;Volum 12. s. 13-28
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2005
39 Alsger, Sager; Karlsen, Dag Arild; Pedersen, Jon Halvard.
Petroleum Geochemistry of the Goliath discovery compared to other fields and traps in the Hammerfest Basin. Vinterkonferansen 2005; 2005-01-09 - 2005-01-12
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40 Heggsum-Hubred, Jørnar; Karlsen, Dag Arild.
THERMAL EFFECTS OF BASALTIC SILL EMPLACEMENT INTO SOURCE ROCKS ON MATURITY & HYDROCARBON GENERATION. IMOG; 2005-09-12 - 2005-09-16
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41 Ohm, Sverre Ekrene; Karlsen, Dag Arild.
Gas expulsion from coals (Brent and Åre Fm NOCS);New proofs and understanding. EAOGE-IMOG 2005; 2005-09-12 - 2005-09-16
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42 Ohm, Sverre Ekrene; Karlsen, Dag Arild.
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
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43 Pedersen, Jon Halvard; Karlsen, Dag Arild.
Maturity and organic facies of Mesozoic and Palaeozoic petroleum from off- and onshore Scandinavia. IMOG; 2005-09-12 - 2005-09-16
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44 Pedersen, Jon Halvard; Karlsen, Dag Arild.
Source Rocks and Petroleum of the Norwegian Barents Sea. AAPG Annual Convention; 2005-06-19 - 2005-06-22
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45 Pedersen, Jon Halvard; Karlsen, Dag Arild; Lie, Jan Erik; Brunstad, Harald; di Primio, Rolando.
Petroleum Potential, Thermal Maturity and Organic Facies of Palaeozoic Sediments from the North Sea Region. Vinterkonferansen 2005; 2005-01-09 - 2005-01-12
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46 Pedersen, Jon Halvard; Kristiansen, Trond; Karlsen, Dag Arild.
Degradation of oil in relation to the Barents Sea. ICES ASC; 2005-09-19 - 2005-09-23
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2004
47 Ohm, Sverre Ekrene; Karlsen, Dag Arild.
The Paleocene Sandy Siri Fairway; An efficient 'pipeline' draining the prolofic Danish Central Graben?. The 32nd IGC Florence; 2004-08-21 - 2004-08-28
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48 Pedersen, Jon Halvard; Karlsen, Dag Arild; di Primio, Rolando; Lie, Jan Erik; Brunstad, Harald.
Evaluation of extracts and pyrolysates from Palaeozoic sediments from the North Sea region. AAPG European Region Conference with GSA, Prague, October 10-13, 2004; 2004-10-10 - 2004-10-13
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49 Pedersen, Jon Halvard; Karlsen, Dag Arild; Lie, Jan Erik; Brunstad, Harald.
Atypical source rocks and petroleums of the Norwegian Continental Shelf. The 21st Annual Meeting of TSOP , Sydney, 26 September - 1 October, 2004; 2004-09-26 - 2004-10-01
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50 Pedersen, Jon Halvard; Karlsen, Dag Arild; Lie, Jan Erik; Brunstad, Harald.
Petroleum potential and thermal maturity of Palaeozoic sediments from the North Sea region. AAPG European Region Conference with GSA, Prague, October 10-13, 2004; 2004-10-10 - 2004-10-13
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