2014 report

2014 report


2014 Publications

T. Alanne, K. Tuominen, and V. Vaskonen,
Strong phase transition, dark matter and vacuum stability from simple hidden sectors,
Nucl. Phys. B 889 (2014) 692

S. Aoyama, T. Sekiguchi, K. Ichiki, and N. Sugiyama,
Evolution of perturbations and cosmological constraints in decaying dark matter models with arbitrary decay mass products,
J. Cosmol. Astropart. Phys. 07 (2014) 021

P. Baratella, M. Cirelli, A. Hektor, J. Pata, M. Piibeleht, and A. Strumia,
PPPC 4 DMν: a poor particle physicist cookbook for neutrinos from Dark Matter annihilations in the Sun,
J. Cosmol. Astropart. Phys. 03 (2014) 053

K. Enqvist and M. Karčiauskas,
Does Planck really rule out monomial inflation?,
J. Cosmol. Astropart. Phys. 02 (2014) 034

K. Enqvist, R. N. Lerner, and T. Takahashi,
The minimal curvaton-higgs model,
J. Cosmol. Astropart. Phys. 01 (2014) 006

K. Enqvist, T. Meriniemi, and S. Nurmi,
Higgs dynamics during inflation,
J. Cosmol. Astropart. Phys. 07 (2014) 025

K. Enqvist, S. Nurmi, and S. Rusak, 
Non-Abelian dynamics in the resonant decay of the Higgs after inflation,
J. Cosmol. Astropart. Phys. 10 (2014) 064

K. Enqvist, S. Nurmi, T. Tenkanen, and K. Tuominen, 
Standard Model with a real singlet scalar and inflation,
J. Cosmol. Astropart. Phys. 08 (2014) 035

A. Hektor, M. Raidal, A. Strumia, and E. Tempel, 
The cosmic-ray positron excess from a local Dark Matter over-density,
Phys. Lett. B 728 (2014) 58

M. Herranen, T. Markkanen, S. Nurmi, and A. Rajantie, 
Spacetime curvature and the Higgs stability during inflation,
Phys. Rev. Lett. 113 (2014) 211102

M. Herranen, T. Markkanen, and A. Tranberg, 
Quantum corrections to scalar field dynamics in a slow-roll space-time,
J. High Energy Phys. 05 (2014) 26

M. Hindmarsh, R. Kirk, and S. M. West, 
Dark matter from decaying topological defects,
J. Cosmol. Astropart. Phys. 03 (2014) 037

M. Kawasaki, T. Sekiguchi, T. Takahashi, and S. Yokoyama, 
Isocurvature perturbations and tensor mode in light of Planck and BICEP2,
J. Cosmol. Astropart. Phys. 08 (2014) 043

K. Kettula, S. Giodini, E. van Uitert, H. Hoekstra, A. Finoguenov, M. Lerchster, T. Erben, C. Heymans, H. Hildebrandt, T.D. Kitching et al.,
CFHTLenS: Weak lensing calibrated scaling relations for low mass clusters of galaxies,
Mon.Not.Roy.Astron.Soc. 451 (2015) no.2, 1460-1481

K. Kohri, Y. Oyama, T. Sekiguchi, and T. Takahashi, 
Probing lepton asymmetry with 21 cm fluctuations,
J. Cosmol. Astropart. Phys. 09 (2014) 014

T. Koivisto, D. Wills, and I. Zavala, 
Dark D-brane cosmology,
J. Cosmol. Astropart. Phys. 06 (2014) 036

R. N. Lerner and S. Melville,
Quantifying the ’naturalness’ of the curvaton model,
J. Cosmol. Astropart. Phys. 07 (2014) 026

J. Lizarraga, J. Urrestilla, D. Daverio, M. Hindmarsh, M. Kunz, and
A. R. Liddle, 

Constraining topological defects with temperature and polarization anisotropies,
Phys. Rev. D 90 (2014) 103504

J. Lizarraga, J. Urrestilla, D. Daverio, M. Hindmarsh, M. Kunz, and A. R. Liddle, 
Can topological defects mimic the BICEP2 B-mode signal?,
Phys. Rev. Lett. 112 (2014) 171301

M. Mirkazemi, A. Finoguenov, M.J. Pereira, M. Tanaka, M. Lerchster, F. Brimioulle, E. Egami, K. Kettula, G. Erfanianfar, H.J. McCracken et al.,
Brightest X-ray clusters of galaxies in the CFHTLS wide fields: Catalog and optical mass estimator
Astrophys.J. 799 (2015) no.1, 60

K. Miyamoto, T. Sekiguchi, H. Tashiro, and S. Yokoyama, 
CMB distortion anisotropies due to the decay of primordial magnetic fields,
Phys. Rev. D 89 (2014) 063508

S. Nadathur and S. Hotchkiss,
A robust public catalogue of voids and superclusters in the SDSS Data Release 7 galaxy surveys,
Mon. Not. R. Astron. Soc. 440 (2014) 1248

S. Nadathur, M. Lavinto, S. Hotchkiss, and S. Räsänen, 
Can a supervoid explain the cold spot?,
Phys. Rev. D 90 (2014) 103510

S. Nurmi and M. S. Sloth, 
Constraints on gauge field production during inflation,
J. Cosmol. Astropart. Phys. 07 (2014) 012

S. Räsänen, 
A covariant treatment of cosmic parallax,
J. Cosmol. Astropart. Phys. 03 (2014) 035

T. Sekiguchi and H. Tashiro, 
Constraining warm dark matter with 21 cm line fluctuations due to minihalos,
J. Cosmol. Astropart. Phys. 08 (2014) 007

T. Sekiguchi, H. Tashiro, J. Silk, and N. Sugiyama, 
Cosmological signatures of tilted isocurvature perturbations: reionization and 21cm fluctuations,
J. Cosmol. Astropart. Phys. 03 (2014) 001

H. Tashiro, T. Sekiguchi, and J. Silk, 
High redshift signatures in the 21 cm forest due to cosmic string wakes,
J. Cosmol. Astropart. Phys. 01 (2014) 013

W. A. Watson, J. M. Diego, S. Gottlöber, I. T. Iliev, A. Knebe, E. Martínez-González, G. Yepes, R. B. Barreiro, J. González-Nuevo, S. Hotchkiss, A. Marcos-Caballero, S. Nadathur, and P. Vielva,
The Jubilee ISW project – I. Simulated ISW and weak lensing maps and initial power spectra results,
Mon. Not. R. Astron. Soc. 438 (2014) 412


2014 Visits out

University of Stavanger, 
10–14 March, Stavanger, Norway (T. Markkanen)

Annual Meeting of the Finnish Physical Society, 
12 March, Tampere, Finland (talk by T. Alanne)

11 April, Jyväskylä, Finland (talk by K. Kainulainen)

Progress on Old and New Themes in Cosmology (PONT) 2014, 
14–18 April, Avignon, France (invited talk by K. Kainulainen, talk by M. Lavinto, T. Markkanen)

Birzeit University, 
16 April, Birzeit, West Bank, Palestine (S. Räsänen)

University of Barcelona, 
19–23 April, Barcelona, Spain (T. Markkanen)

Arizona State University, 
1–30 May, Tempe, AZ, USA (K. Kettula)

University of Stockholm, 
13 May, Stockholm, Sweden (S. Räsänen)

Enqfest – 30 Years of Cosmology, 
30–31 May, Helsinki, Finland (K. Kainulainen, organiser, M. Lavinto, S. Räsänen, organiser, P. Wahlman, organiser)

Clusters Paris 2014, 
24–28 June, Paris, France (K. Kettula)

Rencontres du Vietnam 2014: Physics at LHC and Beyond, 
10–17 August, Qui Nhon, Vietnam (invited talk by K. Kainulainen)

COSMO 2014,
25–29 August, Chicago, IL, USA (T. Markkanen)

McGill University, 
1–3 September, Montreal, Canada (T. Markkanen)

University of Sussex, 
15–20 September, Brighton, UK (T. Markkanen)

Particle Physics and Cosmology Workshop, 
25–26 September, Tampere, Finland (talk by T. Alanne, talk by H. Jukkala, K. Kainulainen, M. Lavinto, talk by M. Pääkkönen, S. Räsänen, talk by V. Vaskonen)

Particle Cosmology after Planck, 
25–29 September, DESY, Hamburg, Germany
(T. Markkanen)

Dark Energy Interactions, 
1–3 October, NORDITA, Stockholm, Sweden (S. Räsänen)

Particle Physics Day, 
24 October, Jyväskylä, Finland (talk by T. Alanne, talk by V. Vaskonen)

Cluster Surveys Conference,
3–6 November, Madrid, Spain (K. Kettula)

York University, 
24 November, Honolulu, HI, USA (talk by T. Alanne)

University of Toronto,
25 November, Toronto, Canada (talk by T. Alanne)

McGill University, 
26 November, Montreal, Canada (talk by T. Alanne)

Fellow Selection Board Meeting, 
3–4 December, NORDITA, Stockholm, Sweden (K. Kainulainen)