I am a researcher in observational astrophysics and cosmology at
the Oskar Klein Centre
at Stockholm University.
My research topic is to study the expansion history of
the universe by observing distant supernovae. The goal
is to understand the nature of
I have been a member of the
Supernova Cosmology Project since 2001.
Popular description of supernova cosmology and dark energy
TEDx talk (11:30) on the accelerating universe.
An introduction to supernova cosmology (in Swedish) that was
first published in Populär astronomi.
When I was a postdoc at UC Berkeley, KQED made a
about dark energy and our research group.
(in Swedish) with Ariel Goobar on
supernovae, dark energy and his work with
in the early 1990's in connection to the 2011 Nobel Prize in physics.
Other popular science
Talk (in Swedish) on the cosmic mikrowave background (39:59).
Crosstalks discussion on Is physics changing our understanding of the world? with John Ellis, Jonas Strandberg and Sten Hellman.
Full publication list.
See http://supernova.lbl.gov/Union/ for
the latest tables, figures and papers of the Union compilation
I currently teach Cosmology and particle astrophysics FK7007 and
Kärn- och partikelfysik, astrofysik och kosmologi FK5024 at Stockholm University.