List of publications (arXiv)

CMB likelihood approximation for banded probability distributions
E. Gjerløw, K. Mikkelsen, H. K. Eriksen, K. M. Górski, G. Huey, J. B. Jewell, S. K. Næss, G. Rocha, D. S. Seljebotn, I. K. Wehus
ApJ, submitted. [arXiv:1304.0315 (2013)].

A Lower Growth Rate from Recent Redshift Space Distortions than Expected from Planck
E. Macaulay, I. K. Wehus and H. K. Eriksen
PRL, submitted. [arXiv:1303.6583 (2013)].

Planck 2013 results. XXIII. Isotropy and Statistics of the CMB
Planck Collaboration
Astron.Astrophys., submitted. [arXiv:1303.5083 (2013)].

Planck 2013 results. XVI. Cosmological Parameters
Planck Collaboration
Astron.Astrophys., submitted. [arXiv:1303.5076 (2013)].

Planck 2013 results. XV. CMB power spectra and likelihood
Planck Collaboration
Astron.Astrophys., submitted. [arXiv:1303.5075 (2013)].

Planck 2013 results. XIII. Galactic CO emission
Planck Collaboration
Astron.Astrophys., submitted. [arXiv:1303.5073 (2013)].

Planck 2013 results. XII. Component separation
Planck Collaboration
Astron.Astrophys., submitted. [arXiv:1303.5072 (2013)].

Planck 2013 results. II. The Low Frequency Instrument data processing
Planck Collaboration
Astron.Astrophys., submitted. [arXiv:1303.5063 (2013)].

Planck 2013 results. I. Overview of product and scientific results
Planck Collaboration
Astron.Astrophys., submitted. [arXiv:1303.5062 (2013)].

The QUIET instrument
QUIET Collaboration: C. Bischoff, A. Brizius, I. Buder, Y. Chinone, K. Cleary, R. N. Dumoulin, A. Kusaka, R. Monsalve, S. K. Næss, L. B. Newburgh, G. Nixon, R. Reeves, K. M. Smith, K. Vanderlinde, I. K. Wehus, M. Bogdan, R. Bustos, S. E. Church, R. Davis, C. Dickinson, H. K. Eriksen, T. Gaier, J. O. Gundersen, M. Hasegawa, M. Hazumi, C. Holler, K. M. Huffenberger, W. A. Imbriale, K. Ishidoshiro, M. E. Jones, P. Kangaslahti, D. J. Kapner, C. R. Lawrence, E. M. Leitch, M. Limon, J. J. McMahon, A. D. Miller, M. Nagai, H. Nguyen, T. J. Pearson, L. Piccirillo, S. J. E. Radford, A. C. S. Readhead, J. L. Richards, D. Samtleben, M. Seiffert, M. C. Shepherd, S. T. Staggs, O. Tajima, K. L. Thompson, R. Williamson, B. Winstein, E. J. Wollack, J. T. L. Zwart
ApJ, 768, 9 (2013).

Second Season QUIET Observations: Measurements of the CMB Polarization Power Spectrum at 95 GHz
QUIET Collaboration; D. Araujo, C. Bischoff, A. Brizius, I. Buder, Y. Chinone, K. Cleary, R. N. Dumoulin, A. Kusaka, R. Monsalve, S. K. Næss, L. B. Newburgh, R. Reeves, I. K. Wehus, J. T. L. Zwart, L. Bronfman, R. Bustos, S. E. Church, C. Dickinson, H. K. Eriksen, T. Gaier, J. O. Gundersen, M. Hasegawa, M. Hazumi, K. M. Huffenberger, K. Ishidoshiro, M. E. Jones, P. Kangaslahti, D. J. Kapner, D. Kubik, C. R. Lawrence, M. Limon, J. J. McMahon, A. D. Miller, M. Nagai, H. Nguyen, G. Nixon, T. J. Pearson, L. Piccirillo, S. J. E. Radford, A. C. S. Readhead, J. L. Richards, D. Samtleben, M. Seiffert, M. C. Shepherd, K. M. Smith, S. T. Staggs, O. Tajima, K. L. Thompson, K. Vanderlinde, R. Williamson
ApJ, 760, 145 (2012).

The effect of systematics on polarized spectral indices.
I. K. Wehus, U. Fuskeland and H. K. Eriksen
ApJ, 763, 138 (2013).

Bayesian noise estimation for non-ideal CMB experiments.
I. K. Wehus, S. K. Næss and H. K. Eriksen
ApJS, 199, 15 (2012).

CMB polarisation results from QUIET.
I. K. Wehus for the QUIET collaboration
pp. 371-374, Proceedings of the XXIIIrd Rencontres de Blois, Blois (France) May 29-June 3, 2011, The Gioi Publishers.

First Season QUIET Observations: Measurements of CMB Polarization Power Spectra at 43 GHz in the Multipole Range 25 <= l <= 475
QUIET Collaboration; C. Bischoff, A. Brizius, I. Buder, Y. Chinone, K. Cleary, R. N. Dumoulin, A. Kusaka, R. Monsalve, S. K. Næss, L. B. Newburgh, R. Reeves, K. M. Smith, I. K. Wehus, J. A. Zuntz, J. T. L. Zwart, L. Bronfman, R. Bustos, S. E. Church, C. Dickinson, H. K. Eriksen, P. G. Ferreira, T. Gaier, J. O. Gundersen, M. Hasegawa, M. Hazumi, K. M. Huffenberger, M. E. Jones, P. Kangaslahti, D. J. Kapner, C. R. Lawrence, M. Limon, J. May, J. J. McMahon, A. D. Miller, H. Nguyen, G. W. Nixon, T. J. Pearson, L. Piccirillo, S. J. E. Radford, A. C. S. Readhead, J. L. Richards, D. Samtleben, M. Seiffert, M. C. Shepherd, S. T. Staggs, O. Tajima, K. L. Thompson, K. Vanderlinde, R. Williamson, B. Winstein
ApJ, 741, 111 (2011).

A search for concentric circles in the 7-year WMAP temperature sky maps.
I. K. Wehus and H. K. Eriksen
ApJ, 733, L29 (2011).

Fast and precise map-making for massively multi-detector CMB experiments.
D. Sutton, J. A. Zuntz, P. G. Ferreira, M. L. Brown, H. K. Eriksen, B. R. Johnson, A. Kusaka, S. K. Næss, and I. K. Wehus
MNRAS 407 1387 (2010).

Bayesian analysis of an anisotropic universe model: systematics and polarization.
N. E. Groeneboom, L. Ackerman, I. K. Wehus, and H. K. Eriksen
ApJ 722 452 (2010).

Lorentz Violation in Goldstone Gravity.
S. M. Carroll, H. Tam, and I. K. Wehus
Phys.Rev. D80, 025020 (2009).

The effect of asymmetric beams in the Wilkinson Microwave Anisotropy Probe experiment.
I. K. Wehus, L. Ackerman, H. K. Eriksen, and N. E. Groeneboom
ApJ, 707, 343 (2009).
The simulated maps can be found here.

How fast could Usain Bolt have run? A dynamical study.
H. K. Eriksen, J. R. Kristiansen, Ø. Langangen, and I. K. Wehus.
Am.J.Phys. 77, 224 (2009).

Marginal distributions for cosmic variance limited CMB polarization data.
H. K. Eriksen and I. K. Wehus.
Astrophys.J.S. 180, 30 (2009).

Gravity coupled to a scalar field in extra dimensions.
I. K. Wehus and F. Ravndal.
J. Phys.: Conf. Ser. 66, 012024 (2007).

Resolution of an apparent inconsistency in the electromagnetic Casimir effect.
H. Alnes, K. Olaussen, F. Ravndal, and I. K. Wehus.
J. Phys. A: Math. Theor. 40, F315 (2007).

Electromagnetic Casimir energy with extra dimensions.
H. Alnes, K. Olaussen, F. Ravndal, and I. K. Wehus.
Phys.Rev. D74, 105017 (2006).

Black-body radiation in extra dimensions.
H. Alnes, F. Ravndal, and I. K. Wehus.
J. Phys. A: Math. Theor. 40, 14309 (2007).

Geometrical constraints on dark energy.
A. K. D. Evans, I. K. Wehus, Ø. Grøn, and Ø. Elgarøy.
Astron.Astrophys. 430, 399 (2005).

Dynamics of the scalar field in 5-dimensional Kaluza-Klein theory.
I. K. Wehus and F. Ravndal.
Int.J.Mod.Phys. A19, 4671 (2004).

Popular scientific

The QUIET experiment - looking for gravitational waves in a sea of noise
H. K. Eriksen, S. K. Næss and I. K. Wehus.
Meta 1, 4-9 (2011).

Hvor raskt kunne Usain Bolt ha lřpt 100-meteren under OL i Beijing?
H. K. Eriksen, J. R. Kristiansen, Ø. Langangen and I. K. Wehus.
Fra Fysikkens Verden 1, 24 (2009).

Fantomenergi og kosmisk dommedag.
Ø. Grøn and I. K. Wehus.
Fra Fysikkens Verden 1, 23 (2004).

Theses

Dark energy from scalar fields and conformal invariance in extra dimensions.
Doktoravhandling (PhD thesis)
University of Oslo, October 2006.

Ekstra dimensjoner og kosmologi.
Hovedoppgave (Master thesis)
University of Oslo, December 2001.