Publications (69)
The temperature of hot gas in galaxies and clusters: baryons dancing to the tune of dark matter
Steen H. Hansen, Andrea V. Macció, Emilio Romano-Diaz +4
Asymmetric velocity anisotropies in remnants of collisionless mergers
Martin Sparre, Steen H. Hansen
Observational constraints on the inflaton potential combined with flow-equations in inflaton space
Steen H. Hansen, Martin Kunz
Stirring N-body systems: Universality of end states
Jeremy A. Barber, Hongsheng Zhao, Xufen Wu +1
Cluster temperatures and non-extensive thermo-statistics
Steen H. Hansen
Decaying dark matter in Draco
Signe Riemer-Sorensen, Steen H. Hansen
Do We Need Stars to Reionize the Universe at High Redshifts? Early Reionization by Decaying Heavy Sterile Neutrinos
Steen H. Hansen, Zoltan Haiman
Zeldovich pancakes at redshift zero: the equilibration state and phase space properties
Digvijay Wadekar, Steen H. Hansen
Probing the nature of dark matter with Cosmic X-rays: Constraints from "Dark blobs" and grating spectra of galaxy clusters
Signe Riemer-Sorensen, Kristian Pedersen, Steen H. Hansen +1
On the possibility of distinguishing between Majorana and Dirac neutrinos
Steen H. Hansen
Searching for the relativistic Sunyaev-Zeldovich effect with the PLANCK experiment
Torsten A. Ensslin, Steen H. Hansen
Measurement of the dark matter velocity anisotropy in galaxy clusters
Ole Host, Steen H. Hansen, Rocco Piffaretti +4
Effect of asphericity in caustic mass estimates of galaxy clusters
Jacob Svensmark, Radoslaw Wojtak, Steen H. Hansen
Early-universe constraints on a Primordial Scaling Field
Rachel Bean, Steen H. Hansen, Alessandro Melchiorri
Accelerated expansion induced by Dark Matter with two charges
Steen H. Hansen
Gravitational redshift of galaxies in clusters as predicted by general relativity
Radoslaw Wojtak, Steen H. Hansen, Jens Hjorth
An attractor for the dynamical state of the intracluster medium
Diana Juncher, Steen H. Hansen, Andrea V. Macciò
Interacting Dark Matter disguised as Warm Dark Matter
Celine Boehm, Alain Riazuelo, Steen H. Hansen +1
Extraction of cluster parameters with future Sunyaev-Zel'dovich observations
Nabila Aghanim, Steen H. Hansen, Sergio Pastor +1
Estimating the dark matter velocity anisotropy to the cluster edge
Jacob Svensmark, Steen H. Hansen, Davide Martizzi +2
Constraining the Dark Universe
Rachel Bean, Steen H. Hansen, Alessandro Melchiorri
A force proportional to velocity squared derived from spacetime algebra
Steen H. Hansen
Constraining the helium abundance with CMB
Roberto Trotta, Steen H. Hansen
An alternative to grids and glasses: Quaquaversal pre-initial conditions for N-body simulations
Steen H. Hansen, Oscar Agertz, Michael Joyce +3
The structure and assembly history of cluster-size haloes in Self-Interacting Dark Matter
Thejs Brinckmann, Jesús Zavala, David Rapetti +2
An attractor for dark matter structures
Steen H. Hansen, Diana Juncher, Martin Sparre
Cosmological test of an ultraviolet origin of Dark Energy
Hans Christiansen, Bence Takács, Steen H. Hansen
The nature of dark matter and the density profile and central behavior of relaxed halos
Eduard Salvador-Solé, Alberto Manrique, Guillermo González-Casado +1
Dark matter density profiles from the Jeans equation
Steen H. Hansen
SZ cluster science with the Planck HFI experiment
Steen H. Hansen
A universal velocity distribution of relaxed collisionless structures
Steen H. Hansen, Ben Moore, Marcel Zemp +1
Particle ejection during mergers of dark matter halos
Isabella P. Carucci, Martin Sparre, Steen H. Hansen +1
The density profiles of hot galactic halo gas
Steen H. Hansen, Jesper Sommer-Larsen
The behaviour of shape and velocity anisotropy in dark matter haloes
Martin Sparre, Steen H. Hansen
Cluster temperature profiles and Sunyaev-Zeldovich observations
Steen H. Hansen
Galactic hydraulic drop?
Steen H. Hansen
Dark Matter Angular Momentum Profile from the Jeans Equation
Kasper B. Schmidt, Steen H. Hansen, Jin H. An +2
A universal density slope - velocity anisotropy relation for relaxed structures
Steen H. Hansen, Ben Moore
A phenomenological model for dark matter phase space distribution
Zhen Li, Steen H. Hansen
A new method to measure the mass of galaxy clusters
Martina Falco, Steen H. Hansen, Radoslaw Wojtak +3
The velocity anisotropy - density slope relation
Steen H. Hansen, Joachim Stadel
The origin of cores and density profiles of gaseous baryonic structures
Steen H. Hansen, Joachim Stadel
A universal density slope - velocity anisotropy relation
Steen H. Hansen, Ben Moore, Joachim Stadel
Baryons in the CosmicWeb of IllustrisTNG -- II: the Connection among Galaxies, Halos, their Formation Time and their Location in the Cosmic Web
Davide Martizzi, Mark Vogelsberger, Paul Torrey +4
A facility to Search for Hidden Particles at the CERN SPS: the SHiP physics case
Sergey Alekhin, Wolfgang Altmannshofer, Takehiko Asaka +82
Trouble for cluster parameter estimation from blind SZ surveys?
Nabila Aghanim, Steen H. Hansen, Guilaine Lagache
Distinguishing cosmologies using the turn-around radius near galaxy clusters
Steen H. Hansen, Farbod Hassani, Lucas Lombriser +1
Dark matter distribution function from non-extensive statistical mechanics
Steen H. Hansen, Daniel Egli, Lukas Hollenstein +1
Determining all gas properties in galaxy clusters from the dark matter distribution alone
Teddy F. Frederiksen, Steen H. Hansen, Ole Host +1
Constraining the window on sterile neutrinos as warm dark matter
Steen H. Hansen, Julien Lesgourgues, Sergio Pastor +1
The Accretion-Driven Structure and Kinematics of Relaxed Dark Halos
Guillermo González-Casado, Eduard Salvador-Solé, Alberto Manrique +1
Searching for decaying axion-like dark matter from clusters of galaxies
Signe Riemer-Sorensen, Konstantin Zioutas, Steen H. Hansen +3
A derivation of (half) the dark matter distribution function
Steen H. Hansen, Martin Sparre
Dynamical signatures of infall around galaxy clusters: a generalized Jeans equation
Martina Falco, Gary A. Mamon, Radoslaw Wojtak +2
First measurement of cluster temperature using the thermal Sunyaev-Zeldovich effect
Steen H. Hansen, Sergio Pastor, Dmitry V. Semikoz
Accelerated expansion and the virial theorem
Steen H. Hansen
The destiny of Dark Matter
Fabiano Tracanna, Steen H. Hansen
Measuring the 3D shape of X-ray clusters
Johan Samsing, Andreas Skielboe, Steen H. Hansen
Extraction of cluster parameters from Sunyaev-Zeldovich effect observations with simulated annealing optimization
Steen H. Hansen
A detailed statistical analysis of the mass profiles of galaxy clusters
Ole Host, Steen H. Hansen
Searching for dark matter in X-rays: how to check the dark matter origin of a spectral feature
Alexey Boyarsky, Oleg Ruchayskiy, Dmytro Iakubovskyi +3
Alas, the dark matter structures were not that trivial
Kasper B. Schmidt, Steen H. Hansen, Andrea V. Maccio'
Helioseismology as a New Constraint on SUSY Dark Matter
Ilidio P. Lopes, Joseph Silk, Steen H. Hansen
Analytical derivation of the radial distribution function in spherical dark matter halos
Andreas Eilersen, Steen H. Hansen, Xingyu Zhang
Consistency analysis of a Dark Matter velocity dependent force as an alternative to the Cosmological Constant
Karoline Loeve, Kristine Simone Nielsen, Steen H. Hansen
Sterile neutrinos in the Milky Way: Observational constraints
Signe Riemer-Sorensen, Steen H. Hansen, Kristian Pedersen
Measuring the dark matter velocity anisotropy in galaxy clusters
Steen H. Hansen, Rocco Piffaretti
Stirring N-body systems II: Necessary conditions for the dark matter attractor
Jeremy A. Barber, Hongsheng Zhao, Steen H. Hansen
Might we eventually understand the origin of the dark matter velocity anisotropy?
Steen H. Hansen