NORDITA Conference Program

22 - 26 June, 2015

Location: FD4 (Oskar Klein Auditorium), Albanova, Stockholm.

June 22 Monday

8:30 – 9:30 Registration & Coffee

9:30 – 9:45 Welcome from Organizers and Announcements

Morning Session (Chair: Glennys Farrar)

Observation of cosmological magnetic fields: Gamma rays

9:45 – 11:05

· 1.1 Hiroyuki Tashiro (25+5): “Intergalactic helical magnetic fields and parity odd signatures in the diffuse gamma ray sky”

· 1.2 Andrew Long (15+5): “Morphology of blazar-induced gamma ray halos”

· 1.3 Tanmay Vachaspati (25+5): “Search for helical primordial magnetic fields”

11:05 – 11:30 Coffee

11:30 – 12:30

· 1.4 Wenlei Chen (25+5): “Evidence for GeV pair halos around low redshift blazars”

· 1.5 Chiara Caprini (25+5): “Gamma ray observations of blazars and the intergalactic magnetic field spectrum”

12:30 – 2:00 Lunch

Afternoon Session (Chair: Kandaswamy Subramanian)

Signature of cosmological magnetic fields: CMB

2:00 – 3:30

· 1.6 Fabio Finelli (25+5): “Cosmological results from Planck 2015 and primordial magnetic fields.”

· 1.7 Levon Pogosian (25+5): “Primordial magnetism and CMB”

· 1.8 Kerstin Kunze (25+5): “Damping of magnetic fields, CMB anisotropies and spectral distortions”

3:30 – 4:00 Coffee Break

4:00 – 5:20

· 1.9 Mathieu Langer (25+5): “Constraining the evolution of cluster magnetic fields with the CMB”

· 1.10 Tuhin Ghosh (25+5): “E and B modes of dust polarization”

· 1.11 Pranjal Trivedi (15+5): “Probing primordial magnetic fields using CMB and non-Gaussianity”

5:20 – 6:00

· Open Discussion

6:00 – 7:30 Informal reception. Dinner on your own.

June 23 Tuesday

Morning Session (Chair: Levon Pogosian)

Origin of cosmological magnetic fields

9:00 – 10:30

· 2.1 Bharat Ratra (25+5): “Inflation magnetogenesis”

· 2.2 Kandaswamy Subramanian (25+5): “Inflationary generation of primordial magnetic fields and the strong coupling problem”

· 2.3 Takeshi Kobayashi (25+5): “Schwinger Effect Constraints on Primordial Magnetic Fields”

10:30 – 11:00 Coffee Break

11:00 – 12:40

· 2.5 Francesc Ferrer (25+5): “Production of helical magnetic fields during baryogenesis”

· 2.6 Andrew Long (15+5): “Generating a helical B field fromleptogenesis”

12:20 – 2:00 Lunch

Afternoon Session (Chair: Dario Grasso)

Origin from MHD

2:00 – 3:30

· 2.7 Reinhard Schlickeiser (25+5): “Cosmic magnetogenesis: from spontaneously emitted aperiodic turbulence to ordered equipartition fields”

· 2.8 Jungyeon Cho (25+5): “Turbulence dynamo and origin of magnetic field in the ICM”

· 2.9 Jennifer Schober (25+5): “The origin of strong magnetic fields in galaxies”

3:30 – 4:00 Coffee Break

4:00 – 5:00

· 2.10 Ulrich Kolberg (15+5): “Spontaneously emitted field fluctuations and the genesis of cosmic magnetic fields”

· 2.11 Patrick Adams (15+5): “Magnetogenesis experiments using a modified Chaplygin gas EOS”

· 2.12 Jean-Baptiste Durrive (15+5): “Magnetogenesis at cosmic dawn”

5:00 – 6:00

· Open Discussion

6.30 – 9.30 Conference Dinner

June 24 Wednesday

Morning Session (Chair: Reinhard Schlickeiser)

Magnetic field evolution

9:00-10:30

· 3.1 Axel Brandenburg (25+5): “Nonhelical inverse transfer of a decaying turbulent magnetic field”

· 3.2 Tina Kahniashvili (25+5): “Evolution and signatures of helical magnetic fields” [ppt,movies]

· 3.3 Robi Banerjee (25+5): “Evolution of primordial magnetic fields and constraints on extragalactic fields.”

10:30 -11:00 Coffee Break

11:00-12:30

· 3.4 Victor Semikoz (25+5): “Growth of primordial magnetic fields provided by the lower bound on relic neutrino asymmetries”

· 3.5 Oleg Ruchaiskiy (25+5): “Chiral relativistic MHD”

· 3.6 Alexey Boyarsky (25+5): “Inverse cascade without turbulence”

12:30 – 2:00 Lunch

Afternoon Session (Chair: Oleg Ruchaiskiy)

Magnetic field evolution

2:00-4:10

· 3.7 Andrey Beresnyak (25+5): “Turbulence, heating and dynamos in galaxy clusters.”

· 3.8 Karsten Jedamzik (25+5): “Evolution of Magnetic Fields”

· 3.9 Andrey Saveliev (25+5): “Novel computational methods for the determination of properties of extragalactic magnetic fields.”

· 3.10 Alexander Tevzadze (15+5): “Evolution of magnetic fields in large scale anisotropic MHD flows [ppt]”

· 3. 11 Garcia Andrade (15+5): “Amplification of magnetic fields by galaxy compression Lorentz breaking”

4:10 – 6:00 Wine, Cheese, & Open Discussion

6:00 – Dinner on your own.

June 25 Thursday

Morning Session (Chair: Robi Banerjee)

Structures and magnetic fields

9:00-10:30

· 4.1 Glennys Farrar (25+5): “Inferring the Galactic Magnetic Field from observations.”

· 4.2 Dario Grasso (25+5): “Galactic magnetic fields and unconventional cosmic ray propagation”

· 4.3 Giuseppe Di Bernardo (25+5): “Galactic magnetic fields and diffuse synchrotron radiation emission”

10:30 – 11:00 Coffee Break

11:00 – 12:30

· 4.4 Dongsu Ryu (25+5): “Magnetic fields in clusters of galaxies”

· 4.5 Ann Mao (25+5): “Probing the evolution of galactic magnetic fields.”

· 4.6 JinLin Han (25+5): “Tomography for magnetic fields in our Milky Way and in the nearby universe”

12:30 – 2:00 Lunch

Afternoon Session (Chair: Francesc Ferrer)

10+2 on magnetic fields

2:00 – 3:24

· 4.7 Moritz Linkmann (10+2): “Nonuniversality and finite dissipation in decaying turbulence”

· 4.8 Denis Wittor (10+2): “A Lagrangian view of turbulence and magnetic fields”

· 4.9 Jane Kaczmarek (10+2): “High resolution, broad-band radio polarimetry of radio galaxy NGC 612”

· 4.10 Anna Williams (10+2): “Magnetic fields in NGC 6946 using wide-band radio polarimetry”

· 4.11 Craig Anderson (10+2): “Ultra broad-band spectropolarimetry of polarized radio sources”

· 4.12 Chris Herron (10+2): “Novel properties of magnetized interstellar turbulence from diffuse synchrotron emission”

· 4.13 Luke Chamandy (10+2): “Non-linear galactic dynamos and magnetic pitch angles”

3:24 – 3:40 Water Break

3:40 – 4:52

· 4.16 Sergei Vafin (10+2): “The marginal instability condition of the aperiodic ordinary mode for counter-stream bi-Maxwellian distribution function”

· 4.17 Gabriella Piccinelli (10+2): “Magnetic contribution to a warm inflation process.”

· 4.18 Rajeev Jain (10+2): “Non-gaussian imprints of primordial magnetic fields from inflation”

· 4.19 Riona Ramraj (10+2): “A Polarization Study of AGN in the Local Universe”

· 4.20 Jacques Wagstaff (10+2): "CMB spectral distortions from the decay of causally generated magnetic fields"

5:00 – City sightseeing. Dinner on your own.

June 26 Friday

Morning Session (Chair: Kerstin Kunze)

Structures and magnetic fields

9:00-10:30

· 5.1 Takuya Akahori (25+5): “Exploring Faraday rotation due to the intergalactic magnetic field with SKA”

· 5.2 Niels Oppermann (25+5): “Cosmic magnetism revealed through Faraday rotation”

· 5.3 Jamie Farnes (25+5): “Evolving cosmic magnets – a key experiment for the Square Kilometer Array”

10:30 – 11:00 Coffee Break

11:00 – 12:00

· 5.4 Christopher Hales (15+5): “A new probe of the magnetic field power spectrum in cosmic web filaments”

· 5.5 Emil Lenc (15+5): “Probing diffuse linear polarization with the MWA”

· 5.6 Jean-Francois Robitaille (15+5): “A new multiscale analysis of the gradient of linear polarization”

12:00 – 12:30

· 5.7 Summary Remarks– Kandaswamy Subramanian

Goodbyes.