Helge Hellevang

Bilde av Helge Hellevang
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Telefon +47-22857026
Rom 011
Brukernavn
Besøksadresse Sem Sælands vei 1 Geologibygningen 0371 OSLO
Postadresse Postboks 1047 Blindern 0316 OSLO

Les mer om Helge Hellevang på engelsk webprofil.

Undervisning

Emneord: Mineral kinetikk, Geokjemi, Geologi, Gass-væske-mineral reaksjoner, CO2-lagring

Publikasjoner

  • Haile, Beyene Girma; Czarniecka, Urszula; Xi, Kelai; Smyrak-Sikora, Aleksandra; Jahren, Jens; Braathen, Alvar & Hellevang, Helge (2018). Hydrothermally induced diagenesis: Evidence from shallow marine-deltaic sediments, Wilhelmøya, Svalbard. Geoscience Frontiers.  ISSN 1674-9871.  In Press, Corrected Proof, s 1- 21 . doi: 10.1016/j.gsf.2018.02.015
  • Haile, Beyene Girma; Klausen, Tore Grane; Czarniecka, Urszula; Xi, Kelai; Jahren, Jens & Hellevang, Helge (2018). How are diagenesis and reservoir quality linked to depositional facies? A deltaic succession, Edgeøya, Svalbard. Marine and Petroleum Geology.  ISSN 0264-8172.  92, s 519- 546 . doi: 10.1016/j.marpetgeo.2017.11.019
  • Haile, Beyene Girma; Klausen, Tore Grane; Jahren, Jens; Braathen, Alvar & Hellevang, Helge (2018). Thermal history of a Triassic sedimentary sequence verified by a multi-method approach: Edgeøya, Svalbard, Norway. Basin Research.  ISSN 0950-091X. . doi: 10.1111/bre.12292
  • Line, Lina Hedvig; Jahren, Jens & Hellevang, Helge (2018). Mechanical compaction in chlorite-coated sandstone reservoirs - Examples from Middle - Late Triassic channels in the southwestern Barents Sea. Marine and Petroleum Geology.  ISSN 0264-8172.  96, s 348- 370 . doi: 10.1016/j.marpetgeo.2018.05.025
  • Morad, Daniel Jan; Nader, Fadi H.; Gasparrini, Marta; Morad, Sadoon; Rossi, Carlos; Marchionda, Elisabetta; Al Darmaki, Fatima; Martines, Marco & Hellevang, Helge (2018). Comparison of the diagenetic and reservoir quality evolution between the anticline crest and flank of an Upper Jurassic carbonate gas reservoir, Abu Dhabi, United Arab Emirates. Sedimentary Geology.  ISSN 0037-0738.  367, s 96- 113 . doi: 10.1016/j.sedgeo.2018.02.008
  • Nooraiepour, Mohammad; Fazeli, Hossein; Miri, Rohaldin & Hellevang, Helge (2018). Effect of CO2 phase states and flow rate on salt precipitation in shale caprocks — a microfluidic study. Environmental Science and Technology.  ISSN 0013-936X.  52(10), s 6050- 6060 . doi: 10.1021/acs.est.8b00251 Vis sammendrag
  • Sætre, Christian; Hellevang, Helge; Dennehy, Cleona; Dypvik, Henning & Clark, Samantha (2018). A diagenetic study of intrabasaltic siliciclastic sandstones from the Rosebank field. Marine and Petroleum Geology.  ISSN 0264-8172.  98, s 335- 355
  • Hellevang, Helge; Haile, Beyene Girma & Abednego, Tetteh (2017). Experimental study to better understand factors affecting the CO2 mineral trapping potential of basalt. Greenhouse Gases: Science and Technology.  ISSN 2152-3878.  7(1), s 143- 157 . doi: 10.1002/ghg.1619
  • Nooraiepour, Mohammad; Haile, Beyene Girma & Hellevang, Helge (2017). Compaction and mechanical strength of Middle Miocene mudstones in the Norwegian North Sea - the major seal for the Skade CO2 storage reservoir. International Journal of Greenhouse Gas Control.  ISSN 1750-5836.  67, s 49- 59 . doi: 10.1016/j.ijggc.2017.10.016 Vis sammendrag
  • Nooraiepour, Mohammad; Mondol, Nazmul Haque; Hellevang, Helge & Bjørlykke, Knut (2017). Experimental mechanical compaction of reconstituted shale and mudstone aggregates: Investigation of petrophysical and acoustic properties of SW Barents Sea cap rock sequences. Marine and Petroleum Geology.  ISSN 0264-8172.  80, s 265- 292 . doi: 10.1016/j.marpetgeo.2016.12.003 Vis sammendrag
  • Sundal, Anja; Miri, Rohaldin; Hellevang, Helge; Tveranger, Jan; Midtkandal, Ivar; Zuchuat, Valentin; Aagaard, Per & Braathen, Alvar (2017). Movement of CO 2 charged fluids in low permeability rocks during deformation: migration patterns in the Carmel Formation, Utah. Energy Procedia.  ISSN 1876-6102.  114, s 4537- 4544 . doi: 10.1016/j.egypro.2017.03.1570
  • Ahmad, Nawaz; Anders, Wörman; Xavier, Sanchez-Vila; Jerker, Jarsjö; Andrea, Bottacin-Busolin & Hellevang, Helge (2016). Injection of CO2-saturated brine in geological reservoir: A way to enhanced storage safety. International Journal of Greenhouse Gas Control.  ISSN 1750-5836.  54(1), s 129- 144 . doi: 10.1016/j.ijggc.2016.08.028
  • Hellevang, Helge; Haile, Beyene Girma & Miri, Rohaldin (2016). A Statistical Approach to Explain the Solution Stoichiometry Effect on Crystal Growth Rates. Crystal Growth & Design.  ISSN 1528-7483.  16(3), s 1337- 1348 . doi: 10.1021/acs.cgd.5b01466
  • Kirstein, Jens; Hellevang, Helge; Haile, Beyene Girma; Gleixner, Gerd & Gaupp, Reinhard (2016). Experimental determination of natural carbonate rock dissolution rates with a focus on temperature dependency. Geomorphology.  ISSN 0169-555X.  261, s 30- 40 . doi: 10.1016/j.geomorph.2016.02.019
  • Miri, Rohaldin & Hellevang, Helge (2016). Salt precipitation during CO2 storage - a review. International Journal of Greenhouse Gas Control.  ISSN 1750-5836.  51, s 136- 147 . doi: 10.1016/j.ijggc.2016.05.015
  • Naseryan Moghadam, Javad; Mondol, Nazmul Haque; Aagaard, Per & Hellevang, Helge (2016). Effective stress law for the permeability of clay-bearing sandstones by the Modified Clay Shell model. Greenhouse Gases: Science and Technology.  ISSN 2152-3878.  6(6), s 752- 774 . doi: 10.1002/ghg.1612 Vis sammendrag
  • Naseryan Moghadam, Javad; Mondol, Nazmul Haque; Aagaard, Per & Hellevang, Helge (2016). Experimental investigation of seismic velocity behavior of CO2 saturated sandstones under varying temperature and pressure conditions. Greenhouse Gases: Science and Technology.  ISSN 2152-3878.  6(6), s 734- 751 . doi: 10.1002/ghg.1603 Vis sammendrag
  • Szabo, Zsuzanna; Hellevang, Helge; Kiraly, Csilla; Sendula, Eszter; Kónya, Péter; Falus, György; Török, Szabina B. & Szabó, Csaba (2016). Experimental-modelling geochemical study of potential CCS caprocks in brine and CO2-saturated brine. International Journal of Greenhouse Gas Control.  ISSN 1750-5836.  44, s 262- 275 . doi: 10.1016/j.ijggc.2015.11.027
  • Xi, Kelai; Cao, Yingchang; Haile, Beyene Girma; Zhu, Rukai; Jahren, Jens; Bjørlykke, Knut; Zhang, Xiangxiang & Hellevang, Helge (2016). How does the pore-throat size control the reservoir quality and oiliness of tight sandstones? The case of the Lower Cretaceous Quantou Formation in the southern Songliao Basin, China. Marine and Petroleum Geology.  ISSN 0264-8172.  76, s 1- 15 . doi: 10.1016/j.marpetgeo.2016.05.001
  • Xi, Kelai; Cao, Yingchang; Zhu, Rukai; Haile, Beyene Girma & Hellevang, Helge (2016). Evidences of localized CO2-induced diagenesis in the Cretaceous Quantou Formation, southern Songliao Basin, China. International Journal of Greenhouse Gas Control.  ISSN 1750-5836.  52, s 155- 174 . doi: 10.1016/j.ijggc.2016.07.010
  • Haile, Beyene Girma; Hellevang, Helge; Aagaard, Per & Jahren, Jens (2015). Experimental nucleation and growth of smectite and chlorite coatings on clean feldspar and quartz grain surfaces. Marine and Petroleum Geology.  ISSN 0264-8172.  68(Part A), s 664- 674 . doi: 10.1016/j.marpetgeo.2015.02.006
  • Hellevang, Helge & Aagaard, Per (2015). Constraints on natural global atmospheric CO2 fluxes from 1860 to 2010 using a simplified explicit forward model. Scientific Reports.  ISSN 2045-2322.  5 . doi: 10.1038/srep17352 Fulltekst i vitenarkiv.
  • Miri, Rohaldin; Van Noort, Reinier; Aagaard, Per & Hellevang, Helge (2015). New insights on the physics of salt precipitation during injection of CO2 into saline aquifers. International Journal of Greenhouse Gas Control.  ISSN 1750-5836.  43, s 10- 21 . doi: 10.1016/j.ijggc.2015.10.004
  • Tambach, TJ & Hellevang, Helge (2015). Discussion on the paper titled "Effect of reactive surface area of minerals on mineralization and carbon dioxide trapping in a depleted gas reservoir" by Bolourinejad et al. (2014). International Journal of Greenhouse Gas Control.  ISSN 1750-5836.  34, s 141- 143 . doi: 10.1016/j.ijggc.2014.12.018
  • Xi, Kelai; Cao, Y; Jahren, Jens; Zhu, R; Bjørlykke, Knut; Haile, Beyene Girma; Zheng, L & Hellevang, Helge (2015). Diagenesis and reservoir quality of the Lower Cretaceous Quantou Formation tight sandstones in the southern Songliao Basin, China. Sedimentary Geology.  ISSN 0037-0738.  330, s 90- 107 . doi: 10.1016/j.sedgeo.2015.10.007
  • Xi, Kelai; Cao, Y; Jahren, Jens; Zhu, R; Bjørlykke, Knut; Zhang, X; Cai, L & Hellevang, Helge (2015). Quartz cement and its origin in tight sandstone reservoirs of the Cretaceous Quantou formation in the southern Songliao basin, China. Marine and Petroleum Geology.  ISSN 0264-8172.  66(4), s 748- 763 . doi: 10.1016/j.marpetgeo.2015.07.017
  • Hellevang, Helge; Aagaard, Per & Jahren, Jens (2014). Will dawsonite form during CO2 storage?. Greenhouse Gases: Science and Technology.  ISSN 2152-3878.  4(2), s 191- 199 . doi: 10.1002/ghg.1378
  • Hellevang, Helge; Miri, Rohaldin & Haile, Beyene Girma (2014). New insights into the mechanisms controlling the rate of crystal growth. Crystal Growth & Design.  ISSN 1528-7483.  14(12), s 6451- 6458 . doi: 10.1021/cg501294w
  • Miri, Rohaldin; Aagaard, Per & Hellevang, Helge (2014). Examination of CO2–SO2 Solubility in Water by SAFT1. Implications for CO2 Transport and Storage. Journal of Physical Chemistry B.  ISSN 1520-6106.  118(34), s 10214- 10223 . doi: 10.1021/jp505562j
  • Miri, Rohaldin; Hellevang, Helge; Braathen, Alvar & Aagaard, Per (2014). Phase relations in the Longyearbyen CO2 Lab reservoir - forecasts for CO2 injection and migration. Norsk Geologisk Tidsskrift.  ISSN 0029-196X.  94(2-3), s 217- 232
  • Naseryan-Moghadam, Javad; Mondol, Nazmul Haque; Hellevang, Helge; Johnsen, Øistein & Aagaard, Per (2014). Seismic Response of CO2 Saturated Red Wildmoor Sandstone under Varying Temperatures and Pressures, In EAGE2014 (ed.),  Workshop Proceedings. 76th EAGE Conference & Exhibition.  European Association of Geoscientists and Engineers.  ISBN 978-90-73834-90-3.  Tu G107 15.
  • Neubeck, Anna; Duc, Nguyen Thanh; Hellevang, Helge; Oze, Christopher; Bastviken, David; Bacsik, Zoltan & Holm, Nils G. (2014). Olivine alteration and H2 production in carbonate-rich, low temperature aqueous environments. Planetary and Space Science.  ISSN 0032-0633.  96, s 51- 61 . doi: 10.1016/j.pss.2014.02.014
  • Hellevang, Helge & Aagaard, Per (2013). Can the long-term potential for carbonatization and safe long-term CO2 storage in sedimentary formations be predicted?. Applied Geochemistry.  ISSN 0883-2927.  39, s 108- 118 . doi: 10.1016/j.apgeochem.2013.09.012
  • Hellevang, Helge; Dypvik, Henning; Kalleson, Elin; Pittarello, Lidia & Koeberl, Christian (2013). Can alteration experiments of impact melts from El'gygytgyn and volcanic glasses shed new light on the formation of the Martian surface?. Meteoritics and Planetary Science.  ISSN 1086-9379.  48(7), s 1287- 1295 . doi: 10.1111/maps.12046
  • Hellevang, Helge; Pham, Van Thi Hai & Aagaard, Per (2013). Kinetic modelling of CO2-water-rock interactions. International Journal of Greenhouse Gas Control.  ISSN 1750-5836.  15, s 3- 15 . doi: 10.1016/j.ijggc.2013.01.027
  • Liu, Faye; Lu, Peng; Griffith, Craig; Hedges, Sheila W.; Soong, Yee; Hellevang, Helge & Zhu, Chen (2012). CO2-brine-caprock interaction: Reactivity experiments on Eau Claire shale and a review of relevant literature. International Journal of Greenhouse Gas Control.  ISSN 1750-5836.  7, s 153- 167 . doi: 10.1016/j.ijggc.2012.01.012
  • Pham, Van Thi Hai; Aagaard, Per & Hellevang, Helge (2012). On the potential for CO2 mineral storage in continental flood basalts - PHREEQC batch- and 1D diffusion-reaction simulations. Geochemical Transactions.  ISSN 1467-4866.  13 . doi: 10.1186/1467-4866-13-5
  • Aker, Eyvind; Bjørnarå, Tore Ingvald; Braathen, Alvar; Brandvoll, Øyvind; Dahle, Helge K.; Nordbotten, Jan Martin; Aagaard, Per; Hellevang, Helge; Alemu, Binyam Lema; Pham, Van Thi Hai; Johansen, Harald; Wangen, Magnus; Nøttvedt, Arvid; Aavatsmark, Ivar; Johannessen, Truls & Durand, Dominique (2011). SUCCESS: SUbsurface CO2 storage–Critical elements and superior strategy. Energy Procedia.  ISSN 1876-6102.  4, s 6117- 6124 . doi: 10.1016/j.egypro.2011.02.619 Fulltekst i vitenarkiv. Vis sammendrag
  • Hellevang, Helge; Declercq, Julien & Aagaard, Per (2011). Why is Dawsonite Absent in CO2 Charged Reservoirs?. Oil & gas science and technology.  ISSN 1294-4475.  66(1), s 119- 135 . doi: 10.2516/ogst/2011002
  • Hellevang, Helge; Huang, Shanshan & Thorseth, Ingunn Hindenes (2011). The potential for low-temperature abiotic hydrogen generation and a hydrogen-driven deep biosphere. Astrobiology.  ISSN 1531-1074.  11(7), s 711- 724 . doi: 10.1089/ast.2010.0559
  • Khattri, Sanjay Kumar; Fladmark, Gunnar E; Hellevang, Helge & Kvamme, Bjørn (2011). Simulation of long-term fate of CO2 in the sand of Utsira. Journal of Porous Media.  ISSN 1091-028X.  14(2), s 149- 166 Vis sammendrag
  • Pham, Van Thi Hai; Lu, P; Aagaard, Per; Zhu, Chen & Hellevang, Helge (2011). On the potential of CO2-water-rock interactions for CO2 storage using a modified kinetic model. International Journal of Greenhouse Gas Control.  ISSN 1750-5836.  5(4), s 1002- 1015 . doi: 10.1016/j.ijggc.2010.12.002
  • Pham, Van Thi Hai; Maast, Tom Erik; Hellevang, Helge & Aagaard, Per (2011). Numerical modeling including hysteresis properties for CO2 storage in Tubåen formation, Snøhvit field, Barents Sea. Energy Procedia.  ISSN 1876-6102.  4, s 3746- 3753 . doi: 10.1016/j.egypro.2011.02.308

Se alle arbeider i Cristin

  • Haile, Beyene Girma; Hellevang, Helge & Jahren, Jens (2018). Reservoir quality of the Upper Triassic to Lower Jurassic sediments, NW Barents Shelf. Understanding porosity evolution through diagenesis and sedimentology. Series of dissertations submitted to the Faculty of Mathematics and Natural Sciences, University of Oslo.. 1973.
  • Nooraiepour, Mohammad; Fazeli, Hossein; Miri, Rohaldin & Hellevang, Helge (2018). Geomaterial microfluidic experiment at reservoir conditions: Insights on salt precipitation in fractured shale caprocks during CO2 injection. Vis sammendrag
  • Nooraiepour, Mohammad; Hellevang, Helge & Mondol, Nazmul Haque (2018). From field-scale to pore-scale: Investigation of caprock properties for CO2 sequestration.
  • Bjørlykke, Knut; Jahren, Jens; Mondol, Nazmul Haque; Hellevang, Helge & Aagaard, Per (2017). Mechanical compaction of sand and clay: Constraints from experimental compaction, chemical reactions and fluid flow during burial-An overview.
  • Elenius, Maria; Hellevang, Helge; Skurtveit, Elin; Yurushina, Viktoriya; Baig, Irfan; Sundal, Anja; Wangen, Magnus; Landschulze, Karin; Gasda, Sarah Eileen; Kaufmann, Roland; Pettersson, Per & Aavatsmark, Ivar (2017). Storage feasibility in North Sea aquifers.
  • Elenius, Maria; Hellevang, Helge; Skurtveit, Elin; Yurushina, Viktoriya; Baig, Irfan; Sundal, Anja; Wangen, Magnus; Landschulze, Karin; Gasda, Sarah Eileen; Kaufmann, Roland; Pettersson, Per & Aavatsmark, Ivar (2017). Workflow for assessment of storage based on sparse data: Skade.
  • Elenius, Maria; Hellevang, Helge; Skurtveit, Elin; Yurushina, Viktoriya; Baig, Irfan; Sundal, Anja; Wangen, Magnus; Landschulze, Karin; Gasda, Sarah Eileen; Kaufmann, Roland; Pettersson, Per & Aavatsmark, Ivar (2017). Workflow for evaluation of large-scale CO2 storage feasibility: Skade.
  • Haile, Beyene Girma; Jahren, Jens & Hellevang, Helge (2017). New insights about thermally driven diagenetic changes due to the emplacement of magmatic sills into reservoir sediments at Wilhelmøya (Svalbard): Implications for reservoir quality.
  • Haile, Beyene Girma; Klausen, Tore Grane; Czarniecka, Urszula; Xi, Kelai; Jahren, Jens; Braathen, Alvar & Hellevang, Helge (2017). Diagenesis of Upper Triassic sandstones, Edgeøya, Svalbard.
  • Line, Lina Hedvig; Jahren, Jens & Hellevang, Helge (2017). Diagenesis and Reservoir Quality of Anisian and Carnian channels in the southwestern Barents Sea.
  • Line, Lina Hedvig; Jahren, Jens & Hellevang, Helge (2017). Diagenesis and Reservoir quality of Anisian and Carnian channels in the southwestern Barents Sea.
  • Line, Lina Hedvig; Jahren, Jens & Hellevang, Helge (2017). Reservoir characterization of Triassic sandstones in the southwestern Barents Sea.
  • Moghadam, Javad Naseryan; Mondol, Nazmul Haque; Aagaard, Per & Hellevang, Helge (2017). Determination of CO2-Brine relative permeability curves for CO2 storage sandstone reservoirs.
  • Nooraiepour, Mohammad; Fazeli, Hossein & Hellevang, Helge (2017). Effect of CO2 phase state and flow rate on salt formation in shale caprocks – a microfluidics study.
  • Zuchuat, Valentin; Midtkandal, Ivar; Braathen, Alvar; Sundal, Anja; Skurtveit, Elin; Hellevang, Helge; Tveranger, Jan; Evans, James & Petrie, Elizabeth (2017). COPASS - CO2 seal bypass.
  • Haile, Beyene Girma; Klausen, Tore Grane; Hellevang, Helge; Jahren, Jens & Bjørlykke, Knut (2016). Burial diagenesis of De Geerdalen Formation control by depositional facies distribution, Edgeøya, Svalbard.
  • Sundal, Anja; Miri, Rohaldin; Hellevang, Helge; Tveranger, Jan; Midtkandal, Ivar; Zuchuat, Valentin & Braathen, Alvar (2016). Movement of CO2 charged fluids in low permeability rocks during deformation: migration patterns in the Carmel Formation, Utah.
  • Sundal, Anja; Petrie, Elizabeth; Hellevang, Helge; Midtkandal, Ivar & Braathen, Alvar (2016). REACTIVE FLUID EXPULSION DURING PROGRESSIVE DEFORMATION IN THE FOLD LIMB OF THE SAN RAFAEL SWELL, UTAH, USA. Vis sammendrag
  • Sætre, Christian; Dypvik, Henning & Hellevang, Helge (2016). Basaltic glass alteration and its reservoir importance.
  • Sætre, Christian; Dypvik, Henning; Hellevang, Helge & Werner, Stephanie C. (2016). Earth Mars Analogues - Linking experimental and Martian clays.
  • Braathen, Alvar; Anell, Ingrid Margareta; Smyrak-Sikora, Aleksandra Anna; Mulrooney, Mark; Haile, Beyene Girma; Ogata, Kei; Osmundsen, Per Terje; Maher, Harmon; Buckley, Simon John; Hellevang, Helge & Olaussen, Snorre (2015). Tectonic influence on platform infill patterns in the mid-late Triassic, Southern Edgeøya, Svalbard.
  • Haile, Beyene Girma; Xi, Kelai; Jahren, Jens; Aagaard, Per; Bjørlykke, Knut & Hellevang, Helge (2015). Burial Diagenesis in Triassic Sandstones: key to understand reservior quality evolution.
  • Haile, Beyene Girma; Xi, Kelai; Jahren, Jens; Aagaard, Per; Bjørlykke, Knut & Hellevang, Helge (2015). Burial diagenesis in Triassic siliciclastic reservoirs of the Barents Sea region.
  • Hellevang, Helge (2015). Carbon capture and storage (CCS), In Knut Bjørlykke (ed.),  Petroleum Geoscience. From sedimentary environments to rock physics - second edition.  Encyclopedia of Global Archaeology/Springer Verlag.  ISBN 978-3-642-34131-1.  Kapittel 24.  s 591 - 602
  • Hellevang, Helge (2015, 18. juni). Hva bestemmer isotopsignaturen til karbon i atmosfæren?. [Internett].  geoforskning.no.
  • Hellevang, Helge & Aagaard, Per (2015, 21. april). Kort oppholdstid for karbon i atmosfæren – bevis mot menneskeskapte utslipp?. [Internett].  geoforskning.no.
  • Hellevang, Helge; Krafft, Charlotte Gannefors & Dalsbø, Gudmund Anders (2015). FME SUCCESS WP1 – Reservoir.
  • Midtkandal, Ivar; Braathen, Alvar; Hellevang, Helge; Skurtveit, Elin & Tveranger, Jan (2015). COPASS - CO2 seal bypass.
  • Miri, Rohaldin; Hellevang, Helge; Aagaard, Per & Wangen, Magnus (2015). Effects of CO2-Brine-Rock Interactions on CO2 Injectivity - Implications for CCS.
  • Miri, Rohaldin & Hellevang, Helge (2014). Developments in SAFT EOS for Carbon Capture and Storage (CSS).
  • Moghadam, Javad Naseryan; Mondol, Nazmul Haque; Hellevang, Helge; Johnsen, Øistein & Aagaard, Per (2014). Seismic response of CO2 saturated Red Wildmoor Sandstone under varying temperatures and pressures. EarthDoc.  (Tu G107)
  • Sundal, Anja; Hellevang, Helge; Miri, Rohaldin & Aagaard, Per (2014). On layer specific CO2 plume distributions and variability in mineralization potential.
  • Sundal, Anja; Hellevang, Helge; Miri, Rohaldin; Dypvik, Henning; Nystuen, Johan Petter & Per, Aagaard (2014). Variations in mineralization potential for CO2 related to sedimentary facies and burial Depth - a comparative study from the North Sea. Energy Procedia.  ISSN 1876-6102.
  • Hellevang, Helge; Jahren, Jens; Haile, Beyene Girma & Aagaard, Per (2013). On the kinetics of digenetic reactions – Diffusion /transport limitations on the K-feldspar to illite conversion during burial diagenesis.
  • 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. . doi: 10.3997/2214-4609.20130098
  • Jahren, Jens; Haile, Beyene Girma; Hellevang, Helge & Kjemperud, Audun (2013). Formation of potentially porosity preserving grain coats in Brent and Dunlin age sandstones from the Northeastern North Sea area-A combined petrographic and hydrothermal synthesis study of samples from the Gjøa and Agat areas.
  • Naseryan-Moghadam, Javad; Aagaard, Per; Mondol, Nazmul Haque & Hellevang, Helge (2013). Determination of the Biot’s coefficient for the permeability of DeGeerdalen and Knorringfjellet sandstones, two consolidated formations for CO2 sequestration in Svalbard area.
  • Dypvik, Henning; Hellevang, Helge & Kalleson, Elin (2012). Alteration of impact melts.
  • Dypvik, Henning; Hellevang, Helge & Kalleson, Elin (2012). Alteration of impact melt - implications for our understanding of Noachian of Mars?.
  • Hellevang, Helge (2012). Pressures and their mechanisms governing loading of P fractions.
  • Dypvik, Henning; Hellevang, Helge & Kalleson, Elin (2011). From impact melt to clays; experiments and speculations.
  • Dypvik, Henning; Hellevang, Helge & Kalleson, Elin (2011). The alteration of impact melt - a first step.
  • Aagaard, Per; Hellevang, Helge; Alemu, Binyam Lema & Pham, Van Thi Hai (2011). On the potential for secondary carbonate growth in sedimentary basins.
  • Aagaard, Per; Hellevang, Helge; Alemu, Binyam; Pham, Van T.H. & Sundal, Anja (2011). Potential for mineral trapping during CO2 storage in sedimentary basins.
  • Alemu, Binyam Lema; Aagaard, Per & Hellevang, Helge (2011). Effect of temperature and mineralogical composition on the reactivity of shale: A comparison study of potential caprock from two potential CO2 storage sites.
  • Bjørlykke, Knut; Hellevang, Helge & Aagaard, Per (2011). Konsekvensene av surere hav.Noen geokjemiske betraktninger av betydning for livet i havet. Biologen.  2, s 28- 34
  • Hellevang, Helge; Alemu, Binyam Lema & Aagaard, Per (2011). Mobilization of elements by CO2-mineral interactions.
  • Hellevang, Helge; Thyberg, Brit Inger & Jahren, Jens (2011). Albite precipitation in mudstones – comparison of natural and synthetic systems.
  • Huang, Shanshan; Hellevang, Helge & Thorseth, Ingunn Hindenes (2011). Hydrogen production from low temperature olivine alteration.
  • Pham, Van Thi Hai; Hellevang, Helge & Aagaard, Per (2011). On the potential for CO2 mineral storage in continental flood basalts.
  • Hellevang, Helge; Jahren, Jens; Aagaard, Per & Thyberg, Brit Inger (2010). On spatial-temporal variations of secondary phases formed during mud diagenesis.
  • Sokalska, Ewa Teresa; Hellevang, Helge & Aagaard, Per (2010). CHLORITE INTERACTION WITH ACID FLUID.
  • Sokalska, Ewa Teresa; Hellevang, Helge & Aagaard, Per (2010). ROZKŁAD CHLORYTU W KWAŚNYCH ROZTWORACH.
  • Sokalska, Ewa Teresa; Hellevang, Helge; Alemu, Binyam Lema; Aagaard, Per; Dubińska, Elżbieta & Kaproń, Grzegorz (2010). Chlorite dissolution and carbonate precipitation under hydrothermal conditions.
  • Sokalska, Ewa Teresa; Hellevang, Helge; Alemu, Binyam Lema; Aagaard, Per; Dubińska, Elżbieta & Kaproń, Grzegorz (2010). Chlorite dissolution and carbonate precipitation under hydrothermal conditions. NGF Abstracts and Proceedings of the Geological Society of Norway.  1, s 184- 184
  • Hellevang, Helge & Aagaard, Per (2010). Can carbonate precipitation rates be derived from dissolution rate data?. Geochimica et Cosmochimica Acta.  ISSN 0016-7037.  74(12), s A396- A396
  • Hellevang, Helge & Aagaard, Per (2010). On the use of Transition-State-Theory (TST) to predict the potential for carbonate growth in sedimentary basins.

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Publisert 10. des. 2013 21:17 - Sist endret 26. jan. 2018 12:47