Per Amund Amundsen
Professor
Contact
Telephone: 51831877
Email: per.a.amundsen@uis.no
Room: KE E-523
Department
Faculty of Science and Technology
Department of Mathematics and Physics
Professor
Telephone: 51831877
Email: per.a.amundsen@uis.no
Room: KE E-523
Department
Faculty of Science and Technology
Department of Mathematics and Physics
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.
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.
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.
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.
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.
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.
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.
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.
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
(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.
Amundsen, Per Amund; Handeland, Siri
(2011)
UTE: Planetstien i Sandnes.
Amundsen, Per Amund
(2011)
Planetstien i Sandvedparken, Sandnes.