1997 …2023

Research output per year

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Research Output

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Article in proceedings
2017

The CHAOS-X Model and Uncertainty Values for Magnetic Directional Surveying

Herland, E. V., Finlay, C., Olsen, N., Edvardsen, I., Nordgård-Hansen, E., Laundal, K. M. & Waag, T. I., 2017, Proceedings of the 24th International SPE Bergen One Day Seminar.. Society of Petroleum Engineers, 16 p. SPE-185895-MS

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

2011

Report on a Magnetotelluric Study in Kangerlussuaq, West Greenland

Kother, L. K., Junge, A., Löwer, A., Matzka, J. & Olsen, N., 2011, Proceedings of the 24th Schmucker-Weidelt-Kolloquium Neustadt an der Weinstraße. Germany: Deutsche Geophysikalische Gesellschaft, p. 142-145

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

2006

A 1-D mantle conductivity derived from CHAMP, Ørsted, and SAC-C magnetic data

Kuvshinov, A. & Olsen, N., 2006, Proceedings of the First International Swarm Science Meeting.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Constraining the Composition and Thermal State of the Moon from an Inversion of Electromagnetic Lunar Day-Side Transfer Functions

Connolly, J. A. D., Khan, A., Olsen, N. & Mosegaard, K., 2006, Proceedings of the 37th Annual Lunar and Planetary Science Conference.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Field-aligned and ionospheric currents and convection electric fields in the polar ionosphere

Vennerstrøm, S., Moretto, T. & Olsen, N., 2006, Proceedings of the First International Swarm Science Meeting, ESA WPP.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Field-aligned currents and convection electric fields in the polar ionosphere

Vennerstrøm, S., Moretto, T. & Olsen, N., 2006, Proceedings of the 1st Swarm International Science meeting.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

High resolution lithospheric field recovery using gradient data within a CM framework as applied to the Swarm mission simulation

Sabaka, T. J., Olsen, N. & Gaya-Pique, L. R., 2006, Proceedings of the First International Swarm Science Meeting, ESA WPP. Vol. 261.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Improvements of geomagnetic field models made during the first years of the "International Decade"

Olsen, N., 2006, Proceedings of the First International Swarm Science Meeting, ESA WPP. Vol. 261.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Low-latitude magnetic disturbances caused by field-aligned currents connected to the polar region

Vennerstrøm, S., Christiansen, F., Moretto, T. & Olsen, N., 2006, Proceedings of the First International Swarm Science Meeting, ESA WPP. Vol. 261.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Magnetic diffusion patches at the top of the Earth's core

Chulliat, A., Olsen, N. & Sabaka, T., 2006, Proceedings of the First International Swarm Science Meeting.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Polar ionospheric current systems: comparing global MHD simulation results with observations from Ørsted and CHAMP

Moretto, T., Vennerstrøm, S., Olsen, N., Rastätter, L. & Raeder, J., 2006, Proceedings of the First International Swarm Science Meeting, ESA.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Reducing the Backus effect using Backus’ constraints

Chulliat, A., Olsen, N. & Sabaka, T., 2006, Proceedings of the First International Swarm Science Meeting.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

The Lunar Magnetic Field Environment: Interpretation of New Maps of the Internal and External Fields, Extended abstract no. 1993

Purucker, M. E., Sabaka, T. J., Halekas, J., Olsen, N., Tsyganenko, N. & Hood, L. L., 2006, Proceedings of the 37th Annual Lunar and Planetary Science Conference.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

2004

3-D modelling of the mangmetic fields due to ocean tidal flow

Kuvshinov, A. & Olsen, N., 2004, Proceedings of the 2nd CHAMP Science Meeting. Reigber, C., Lühr, H. & Schwinzer, P. (eds.). Springer Verlag

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Magnetic crystal thickness in Greenland from CHAMP and Ørsted data

Maule, C. F., Purucker, M. E. & Olsen, N., 2004, Proceedings of the 2nd CHAMP Science Meeting. Reigber, C., Lühr, H. & Schwinzer, P. (eds.). Springer Verlag

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Modelling the ocean effect of geomagnetic stroms at grond and satellite altitude

Kuvshinov, A. & Olsen, N., 2004, Proceedings of the 2nd CHAMP Science Meeting. Reigber, C., Lühr, H. & Schwinzer, P. (eds.). Springer Verlag

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

2003

A realistic estimate of the variances of the Ørsted OSVM (Ørsted 10b/01) spherical harmonic field model

Lowes, F. J. & Olsen, N., 2003, OIST-4 Proceedings. Stauning, P. (ed.).

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

CO2: A CHAMP magnetic field model

Holme, R., Olsen, N., Rother, M. & Lühr, H., 2003, Proceedings of the First CHAMP Science Meeting. Reigber, C., Lühr, H. & Schwintzer, P. (eds.). Springer Verlag

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Comprehensive modelling of the Earth's magnetic field: Current status and future prospects

Sabaka, T. & Olsen, N., 2003, OIST-4 Proceedings. Stauning, P. (ed.).

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

How have Ørsted, CHAMP, and SAC-C improved our knowledge of the oceanic regions

Purucker, M., Sabaka, T., Olsen, N. & Maus, S., 2003, OIST-4 Proceedings. Stauning, P. (ed.).

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Improving the definition of cratonic boundaries utilizing the lithospheric magnetic field derived from CHAMP observations

Purucker, M. & Olsen, N., 2003, Proceedings of the First CHAMP Science Meeting. Reigber, C., Lühr, H. & Schwintzer, P. (eds.). Springer Verlag

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Ionospheric currents from CHAMP magnetic field data - comparison with ground based measurements

Ritter, P., Viljanen, A., Lühr, H., Amm, A. & Olsen, N., 2003, Proceedings of the First CHAMP Science Meeting. Reigber, C., Lühr, H. & Schwintzer, P. (eds.). Springer Verlag

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Modeling of the Earth's magnetic field and its variations with Oersted, CHAMP, and Oersted-2/SAC-C

Purucker, M. & Olsen, N., 2003, OIST-4 Proceedings. Stauning, P. (ed.).

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Monitoring magnetospheric contributions using ground-based and satellite magnetic data

Olsen, N., Vennerstrøm, S. & Friis-Christensen, E., 2003, Proceedings of the First CHAMP Science Meeting. Reigber, C., Lühr, H. & Schwintzer, P. (eds.). Springer Verlag

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Possibilities of re-analysis of old satellite data

Jackson, A. & Olsen, N., 2003, OIST-4 Proceedings. Stauning, P. (ed.).

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

2001

Contribution to continuous magnetic recordings onboard the BepiColomby Mercury Lander

Menveille, M., Brauer, P., Kunke, F., Merayo, J. M. G., Magnes, W., Musmann, G., Olsen, N., Primdahl, F. & Schwingenschuh, K., 2001, EGS Newsletter No. 78.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

2000

Contamination of models by ionospheric polar cap currents. A study in data selection

Stampe, A. M., Vennerstrøm, S. & Olsen, N., 2000, Proceedings of the Ørsted 3rd international science team meeting.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Detection of ionospheric and field-alighed current patterns. A comparison of different methods

Moretto, T., Christiansen, F. & Olsen, N., 2000, Proceedings of the Ørsted 3rd international science team meeting.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Investigating the auroral electrojet with Ørsted data

Moretto, T. & Olsen, N., 2000, Proceedings of the Ørsted 3rd international science team meeting.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

The near-Earth magnetic satellite missions Ørsted and SAC-C/Ørsted-2, in relation to the Cluster II mission

Moretto, T., Friis-Christensen, E., Gjerløv, J. W., Olsen, N. & Primdahl, F., 2000, Proceedings of the Cluster II workshop on multiscale, multipoint plasma measurements. ESA Publications Division, p. 363-366

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

1997

Geomagnetic depth sounding with periods between 3 hrs and 1 year and the electrical conductivity of the deep mantle

Olsen, N., 1997, Proceedings of the Interdisciplinary Inversion Workshop 5. p. 38-49

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

GRADSAT: A Danish geomagnetic gradient mission

Jørgensen, J. L., Merayo, J. M. G., Blanke, M., Olsen, N., Risbo, T., Primdahl, F. & Lühr, H., 1997, Proceedings of the Tether Technology Interchange Meeting at NASA Marshall Space Flight Center. p. 239-252

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review