Per Amund Amundsen

Professor em.

Per Amund Amundsen
51831877
Det teknisk-naturvitenskapelige fakultet
Institutt for matematikk og fysikk
KE E-523
Publikasjoner
Tilbake
  • Vitenskapelige publikasjoner

    • Shogin, Dmitry; Amundsen, Per Amund

      (2020)

      A charged finitely extensible dumbbell model: Explaining rheology of dilute polyelectrolyte solutions.

      Physics of Fluids.

      ISSN 1070-6631.

      Volum 32.

      Hefte 6.

      DOI: 10.1063/5.0008321

    • Shogin, Dmitry; Amundsen, Per Amund; Hiorth, Aksel; Madland, Merete Vadla

      (2017)

      Physical modelling of rheological properties of polymer solutions for enhanced oil recovery. I: 19th European Symposium on Improved Oil Recovery/IOR Norway 2017.

      European Association of Geoscientists and Engineers (EAGE).

      ISBN 978-94-6282-209-2.

    • Shogin, Dmitry; Amundsen, Per Amund; Hiorth, Aksel; Madland, Merete Vadla

      (2017)

      Modelling the rheology of two-phase polymer flow. I: 19th European Symposium on Improved Oil Recovery/IOR Norway 2017.

      European Association of Geoscientists and Engineers (EAGE).

      ISBN 978-94-6282-209-2.

    • Hoftun, Christopher; Johansen, B. W.; Naesje, K.; Adl, P.S.; Paulsen, D.; Valen, R.; Dalen, B.S.; Lee, P.; Glass, B.; McKay, C.P.; Zacny, K.; Vijendran, S.; Amundsen, Per Amund; Pattarini, Giorgio; Mohamad, S.; Wabakken, F.

      (2017)

      Plasma Drill for Mars Exploration. I: Engineering for Extreme Environments: Proceedings of the 15th Biennial International Conference on Engineering, Science, Construction, and Operations in Challenging Environments Orlando, Florida, USA 11 – 15 April 2016 .

      American Society of Civil Engineers (ASCE).

      ISBN 978-1-5108-4455-1.

      s.725-734.

    • Shogin, Dmitry; Amundsen, Per Amund

      (2016)

      Local equilibrium solutions in simple anisotropic cosmological models, as described by relativistic fluid dynamics.

      Classical and Quantum Gravity.

      ISSN 0264-9381.

      Volum 33.

      Hefte 20.

      DOI: 10.1088/0264-9381/33/20/205009

    • Pattarini, Giorgio; Rawlins, Sheldon; Saasen, Arild; Amundsen, Per Amund; Poedjono, Benny

      (2016)

      Direction Drilling Measurement Errors Caused by Drilling Fluid Constituents. I: ASME 2016 35th International Conference on Ocean, Offshore and Arctic Engineering - Volume 8: Polar and Arctic Sciences and Technology; Petroleum Technology.

      The American Society of Mechanical Engineers (ASME).

      ISBN 978-0-7918-4999-6.

      DOI: 10.1115/OMAE2016-54044

    • Shogin, Dmitry; Amundsen, Per Amund; Hervik, Sigbjørn

      (2015)

      On the viability of the truncated Israel–Stewart theory in cosmology.

      Classical and Quantum Gravity.

      ISSN 0264-9381.

      Volum 32.

      Hefte 19.

      s.1-14.

      DOI: 10.1088/0264-9381/32/19/195012

    • Saasen, Arild; Ding, Songxiong; Amundsen, Per Amund; Tellefsen, Kristoffer

      (2014)

      The shielding effect of drilling fluids on MWD downhole compasses - the effect of drilling fluid composition, contaminants and rheology. I: ASME 2014 33rd International Conference on Ocean, Offshore and Arctic Engineering Volume 5: Materials Technology; Petroleum Technology San Francisco, California, USA, June 8–13, 2014.

      The American Society of Mechanical Engineers (ASME).

      ISBN 978-0-7918-4545-5.

      DOI: 10.1115/OMAE2014-23881

    • Omland, Tor Henry; Hodne, Helge; Saasen, Arild; Mjølhus, Stian; Amundsen, Per Amund

      (2013)

      Drilling Fluid Weight Material Sedimentation—Sedimentation of Suspensions.

      Petroleum science and technology.

      ISSN 1091-6466.

      Volum 31.

      Hefte 18.

      s.1908-1915.

      DOI: 10.1080/10916466.2010.489085

    • Waag, Tor Inge; Torkildsen, Torgeir; Amundsen, Per Amund; Nyrnes, Erik; Saasen, Arild

      (2012)

      The Design of BHA and the Placement of Magnetometer Sensors Influence How Magnetic Azimuth Is Distorted by the Magnetic Properties of Drilling Fluids.

      SPE Drilling & Completion.

      ISSN 1064-6671.

    • Tellefsen, Kristoffer; Ding, Songxiong; Saasen, Arild; Amundsen, Per Amund; Fjogstad, Arild; Torkildsen, Torgeir

      (2012)

      The Effect of Drilling Fluid Content on Magnetic Shielding of Downhole Compasses in MWDs. I: Deepwater Drilling and Completions Conference.

      Society of Petroleum Engineers.

      ISBN 978-1-61399-208-1.

      DOI: 10.2118/150548-m

    • Waag, Tor Inge; Torkildsen, Torgeir; Amundsen, Per Amund; Nyrnes, Erik; Saasen, Arild

      (2012)

      The Design of BHA and the Placement of Magnetometer Sensors Influence How Magnetic Azimuth Is Distorted by the Magnetic Properties of Drilling Fluids.

      SPE Drilling & Completion.

      ISSN 1064-6671.

      Volum 27.

      Hefte 3.

      s.392-405.

      DOI: 10.2118/151039-pa

    • Ding, Songxiong; Datta, Biplab K.; Saasen, Arild; Amundsen, Per Amund

      (2010)

      Experimental Investigation of the Magnetic Shielding Effect of Mineral Powders in a Drilling Fluid.

      Particulate Science and Technology.

      ISSN 0272-6351.

      Volum 28.

      Hefte 1.

      s.86-94.

      DOI: 10.1080/02726350903500781

    • Omland, Tor H.; Hodne, Helge; Saasen, Arild; Mjølhus, Stian; Amundsen, Per Amund

      (2010)

      Rig-site equipment determines drilling fluid weight material sag.

      Oil & Gas Journal.

      ISSN 0030-1388.

      Volum 108.

      Hefte 1.

      s.39-45.

    • Amundsen, Per Amund; Ding, Songxiong; Datta, Biplab K.; Torkildsen, Torgeir; Saasen, Arild

      (2010)

      Magnetic Shielding During MWD Azimuth Measurements and Wellbore Positioning.

      SPE Drilling & Completion.

      ISSN 1064-6671.

      Volum 25.

      Hefte 2.

      s.219-222.

      DOI: 10.2118/113206-PA

    • Osnes, Svein Magne; Amundsen, Per Amund; Weltzin, Tore; Nyrnes, Erik; Hundstad, Brita Lucie; Grindhaug, G.

      (2009)

      MWD vibration measurements : a time for standardisation. I: SPE/IADC Drilling Conference and Exhibition : proceedings : 17-19 March 2009, RAI Congress Centre, Amsterdam, The Netherlands.

      Society of Petroleum Engineers.

      ISBN 978-1-55563-213-7.

    • Amundsen, Per Amund; Ding, Songxiong; Datta, Biplab K.; Torkildsen, Torgeir; Saasen, Arild

      (2008)

      Magnetic Shielding during MWD Azimuth Measurements and Wellbore Positioning. I: http://www.spe.org/.

      Society of Petroleum Engineers.

    • Omland, Tor H.; Dahl, Bjørn; Saasen, Arild; Taugbøl, Knut; Amundsen, Per Amund

      (2008)

      Optimized Solids Control Provides Opportunities for Drilling Depleted Reservoirs.

      Journal of Petroleum Technology.

      ISSN 0149-2136.

      Volum 60.

      Hefte 11.

      s.84-86.

    • Omland, Tor H.; Saasen, Arild; Amundsen, Per Amund

      (2007)

      Detection Techniques Determining Weighting Material ag in Drilling Fluids and Relationship to Rheology.

      Annual Transactions - The Nordic Rheology Society.

      ISSN 1601-4057.

      Volum 15.

      s.277-85.

    • Omland, Tor H.; Jørgensen, T.; Saasen, Arild; Taugbøl, Knut; Dahl, Bjørn; Reinholdt, F.; Scholz, N.; Ekrene, S.; Villard, E.; Amundsen, Per Amund; Amundsen, H.E.F.; Fries, M.; Steele, A.

      (2007)

      Improved Drilling Process Control Through Continuous Particle and Cuttings Monitoring. I: SPE 107547.

      Society of Petroleum Engineers.

    • Omland, Tor H.; Albertsen, Tron; Taugbøl, Knut; Saasen, Arild; Svanes, Kåre; Amundsen, Per Amund

      (2006)

      The Effect of the synthetic and Oil based Drilling Fluid's Internal Water Phase Composition on Barite Sag.

      SPE Drilling & Completion.

      ISSN 1064-6671.

      Volum 21.

      s.91-6.

    • Amundsen, Per Amund; Torkildsen, Torgeir; Saasen, Arild

      (2006)

      Shielding of directional magnetic sensor readings in a Measurement While Drilling tool for oil well positioning.

      Journal of energy resources technology.

      ISSN 0195-0738.

      s.343-5.

    • Omland, Tor H.; Saasen, Arild; Svanes, Kåre; Amundsen, Per Amund

      (2005)

      The influence of particle type and size distribution on viscosity i a non-newtonian drilling fluid.

      Annual Transactions - The Nordic Rheology Society.

      ISSN 1601-4057.

      Volum 14.

    • Tolich, N. R.; Barker, Paul; Harty, P. D.; Amundsen, Per Amund

      (2003)

      Energy of the 14O Superallowed Positron Decay. Phys.

      ?.

      Volum 67.

    • Barker, Paul; Keeling, M. J.; Wood, W. B; Amundsen, Per Amund

      (2002)

      Determination of the energy of the 1.75MeV resonance in the 13C(p,g)14N reaction in terms of a 1-volt standard.

      Metrologia.

      ISSN 0026-1394.

      Volum 39.

      s.371-9.

    • Harty, P. D.; Bowden, N. S.; Barker, Paul H.; Amundsen, Per A.

      (1998)

      Energy of the superallowed beta decay of 38Km.

      Physical Review C. Nuclear Physics.

      ISSN 0556-2813.

      Volum 58.

      s.821-825.

    • Anagnostopoulos, D. F.; Borchert, G.; Gotta, D.; Rashid, K.; Jakubassa-Amundsen, D. H.; Amundsen, P.A.

      (1998)

      High resolution study of ion induced K_alpha_{1,2} X-ray spectra from high-Z elements.

      ?.

      Volum 58.

      s.2797-2814.

    • Barker, Paul H.; Amundsen, Per A.

      (1998)

      Revised Q-values for the superallowed positron decay of 10C and 14@SO.

      Physical Review C. Nuclear Physics.

      ISSN 0556-2813.

      Volum 58.

      s.2571-2573.

    • Amundsen, P.A.; Barker, P.H.

      (1994)

      Atomic energy loss correction for (p,n) og (p,gamma) nuclear reaction energies.

      Phys.Rev..

      Volum C60.

  • Bøker og kapitler

    • Amundsen, Per Amund; Torkildsen, Torgeir; Saasen, Arild; Omland, Tor H.

      (2005)

      Shielding of directional magnetic sensor readings in a Measurement While Drilling tool for oil well positioning.

      Universitetet i Stavanger.

      ISBN 8276442668.

      Hefte 8.

  • Formidling

    • Shogin, Dmitry; Amundsen, Per Amund; Hiorth, Aksel; Madland, Merete Vadla

      (2017)

      Modelling the rheology of two-phase polymer flow.

      IOR 2017 - 19th European Symposium on Improved Oil Recovery;

      2017-04-24 - 2017-04-27.

    • Shogin, Dmitry; Amundsen, Per Amund; Hiorth, Aksel; Madland, Merete Vadla

      (2017)

      Rheology of polymeric flows in circular pipes, slits and capillary bundles: analytical solutions from kinetic theory.

      IOR 2017 - 19th European Symposium on Improved Oil Recovery;

      2017-04-24 - 2017-04-27.

    • Amundsen, Per Amund

      (2016)

      Planeter, stjerner og galakser,.

      Planetarieforedrag;

      2016-04-02 - .

    • Amundsen, Per Amund

      (2016)

      Planeter, stjerner og galakser.

      Planetarieforedrag;

      2016-11-28 - .

    • Amundsen, Per Amund

      (2016)

      Supernovaer.

      Medlemsmøte;

      2016-03-16 - .

    • Amundsen, Per Amund

      (2016)

      Galaksenes bevegelse.

      Planetarieforedrag;

      2016-11-16 - .

    • Amundsen, Per Amund

      (2016)

      Merkurpassasjen 9. Mai 2016 Hvorfor er en prikk på Solen spennende?.

      Populærforedrag;

      2016-05-09 - .

    • Amundsen, Per Amund

      (2016)

      Galakser og Galaksehoper. Litt om våre nærmeste naboer..

      Fagdag;

      2016-11-15 - .

    • Amundsen, Per Amund

      (2014)

      Planetarieforedrag og visning, Solsystemet og Universet.

      Planetarieforedrag, Vitenfabrikken, Sandnes;

      2014-01-22 - .

    • Amundsen, Per Amund

      (2014)

      Stjerner som ikke finnes - ennå?.

      Medlemsmøte, Stavanger Astronomiske Forening;

      2014-03-20 - .

    • Amundsen, Per Amund

      (2014)

      Den kopernikanske revolusjonen.

      Instituttseminar, IMN/UiS;

      2014-09-19 - .

    • Amundsen, Per Amund

      (2014)

      Hva er det å se på himmelen?.

      Foredrag, Stavanger Astronomiske Forening;

      2014-10-04 - .

    • Amundsen, Per Amund

      (2014)

      Vårt nærmeste nabolag.

      Planetarieforedrag og visning, Stavanger Astronomiske Forening;

      2014-10-22 - .

    • Amundsen, Per Amund

      (2014)

      Hvor langt er det til stjernene?.

      Åpent Universitet, UiS;

      2014-09-28 - .

    • Amundsen, Per Amund

      (2014)

      Stjernenes liv og død.

      Åpent Universitet, UiS;

      2014-09-28 - .

    • Amundsen, Per Amund

      (2014)

      Bruk av planetarium i undervisningen. Planetarievisning..

      Instituttsamling, IMN;

      2014-05-06 - .

    • Waag, Tor Inge; Torkildsen, Torgeir; Amundsen, Per Amund; Nyrnes, Erik; Saasen, Arild

      (2012)

      The Design of BHA and the Placement of the Magnetometer Sensors Influence How Magnetic Azimuth is Distorted by the Magnetic Properties of Drilling Fluids.

      SPE/IADC San Diego;

      2012-03-06 - 2012-03-08.

    • Amundsen, Per Amund; Handeland, Siri

      (2011)

      UTE: Planetstien i Sandnes.

    • Amundsen, Per Amund

      (2011)

      Stjernenes vakre død.

      Medlemsmøte;

      2011-04-13 - .

    • Amundsen, Per Amund

      (2011)

      Mørk materie - fysikk eller metafysikk.

      Seminar i naturvitenskap, UiS;

      2011-11-10 - .

    • Amundsen, Per Amund

      (2011)

      Stjernecruise - planetarieforedrag.

      Medlemsmøte;

      2011-11-16 - .

    • Amundsen, Per Amund

      (2011)

      Hvordan finne frem på himmelen.

      Astronomikurs;

      2011-10-29 - 2011-10-30.

    • Amundsen, Per Amund

      (2011)

      Hva er det å se på himmelen.

      Astronomikurs;

      2011-10-19 - 2011-10-20.

    • Amundsen, Per Amund

      (2011)

      Planetarieforedrag, Researchers´ Night.

      Researchers´ Night, Forskningsdagene;

      2011-09-23 - .

    • Amundsen, Per Amund

      (2010)

      Galakser.

      Medlemsmøte;

      2010-04-21.

    • Amundsen, Per Amund

      (2010)

      Stjernebildenes forhistorie.

      Planetarieforedrag;

      2010-10-20.

    • Amundsen, Per Amund

      (2010)

      Galakser.

      Medlemsmøte;

      2010-05-04.

    • Amundsen, Per Amund

      (2010)

      Astronomiens julestjerner - Vinterens stjernehimmel.

      Planetarievisning;

      2010-11-27.

    • Amundsen, Per Amund

      (2010)

      Hvor langt er det til stjernene?.

      Instituttseminar;

      2010-03-12.

    • Ding, Songxiong; Datta, Biplab K.; Saasen, Arild; Amundsen, Per Amund

      (2008)

      Experimental investigation into shielding effect of magnetic powders in drilling fluids.

      aiche 08;

      2008-11-11 - 2008-11-16.

    • Ding, Songxiong; Hafenbrädl, F.O. von; Saasen, Arild; Amundsen, Per Amund

      (2008)

      Preliminary Investigation into Magnetite Powder¿s Magnetic Shielding Effect on Drilling Fluid.

      RELPOWFLO IV;

      2008-06-10 - 2008-06-12.

    • Ratnayake, Chandana; Datta, Biplab K.; Amundsen, Per Amund; Saasen, Arild; Waag, Tor Inge

      (2007)

      Control and Prediction of Pipeline Erosion of Pneumatic Conveying Plants.

      9th International Conference on Bulk Materials Storage, Handling and Transportation (ICBMH 2007),;

      2007-11-09 - 2007-11-11.

    • Amundsen, Per Amund

      (2006)

      On the measurement of magnetic properties of powders and slurries.

      POSTEC annual meeting 2006;

      2006-10-02.

    • Amundsen, Per Amund

      (2006)

      Hvor er de andre i universet?.

      utenTitteltekst;

      2006-02-15.

    • Amundsen, Per Amund

      (2006)

      Hvorfor tror vi på Big Bang?.

      utenTitteltekst;

      2006-06-15.

    • Amundsen, Per Amund

      (2006)

      Hvorfor tror vi på Big Bang?.

      utenTitteltekst;

      2006-08-30.

    • Omland, Tor H.; Saasen, Arild; Svanes, Kåre; Amundsen, Per Amund

      (2005)

      The influence of particle type and size distribution on viscosity i a non-newtonian drilling fluid.

      Annual meeting of the Nordic Rheology Society;

      2005-06-01 - 2005-06-03.

    • Amundsen, Per Amund

      (2005)

      Magnetic shielding effects from a drilling fluid and its influence on directional drilling.

      2nd Quarter Meeting of the European Drilling Engineering Association (DEA(e));

      2005-06-23 - 2005-06-24.

    • Torkildsen, Torgeir; Edvardsen, Inge; Fjogstad, Arild; Saasen, Arild; Amundsen, Per Amund; Omland, Tor H.

      (2004)

      Drilling Fluid Affects MWD Magnetic Azimuth and Wellbore Position.

      IADC/SPE Drilling Conference, Dallas, Texas 2004;

      2004-03-02.

    • Omland, Tor H.; Øvsthus, Jorunn; Svanes, Kåre; Saasen, Arild; Jacob, Hans-Joachim; Sveen, Terje; Hodne, Helge; Amundsen, Per Amund

      (2004)

      Weighting Material Sag.

      The Nordic Rheology Conference;

      2004-08-06.

  • Kunstnerisk produksjon

    • Amundsen, Per Amund

      (2011)

      Planetstien i Sandvedparken, Sandnes.

  • Kommersialisering
    • Cristin hovedlogo, Cristin current research information system in Norway