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researcher

J. Tammi

56 papers hereh-index 283.3k citations114 works total

Matching runs newest-first, so older work may not be attached to this profile yet.

author position
  • sole author1
  • first author4
  • middle author24
  • last author3

Across the 32 of 56 papers where every author was matched, so the position is known.

fields
  • astro-ph.HE39
  • astro-ph.GA7
  • astro-ph5
  • astro-ph.CO4
  • astro-ph.SR1
same name
  • J. Tammi — 3 papers

Either other researchers who publish under this name, or the same person where the external sources have not merged their records.

identity via Semantic Scholar / OpenAlex

activity
20062026
most citedKinematics of Parsec-Scale Jets of Gamma-Ray Blazars at 43~GHz within the VLBA-BU-BLAZAR Program

365 citations · 3.4k across the 56 of their papers we have counts for

collaborators
Showing 2025Show all

2 papers · 1 filter

astro-ph.HE2025★ 2 cited

The polarisation behaviour of OJ 287 viewed through radio, millimetre and optical observations between 2015 and 2017

J. Jormanainen, T. Hovatta, E. Lindfors +13

OJ 287 is a bright blazar with century-long observations, and one of the strongest candidates to host a supermassive black hole binary. Its polarisation behaviour between 2015 and…

astro-ph.HE2025★ 1 cited

Gamma-ray flares from the jet of the blazar CTA 102 in 2016-2018

Sanghyun Kim, Sang-Sung Lee, Juan Carlos Algaba +16

CTA 102 is a γ-ray bright blazar that exhibited multiple flares in observations by the Large Area Telescope on board the Fermi Gamma-Ray Space Telescope during the period of 2016…

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Not affiliated with arXiv. Researcher data from Semantic Scholar (ODC-BY) and OpenAlex.