Per Amund Amundsen

Professor em.

Per Amund Amundsen

Kontakt

Telefon: 51831877

E-post: per.a.amundsen@uis.no

Rom: KE E-523

Avdeling

Det teknisk-naturvitenskapelige fakultet

Institutt for matematikk og fysikk

Publikasjoner

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

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

(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; Handeland, Siri

(2011)

UTE: Planetstien i Sandnes.

Amundsen, Per Amund

(2011)

Planetstien i Sandvedparken, Sandnes.