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researcher

A. Hjalmarson

14 papers hereh-index 10355 citations25 works total

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

author position
  • middle author9
  • last author1

Across the 10 of 14 papers where every author was matched, so the position is known.

fields
  • astro-ph5
  • astro-ph.GA4
  • astro-ph.SR3
  • astro-ph.CO1
  • astro-ph.EP1

identity via Semantic Scholar / OpenAlex

activity
20032021
most citedMulti-line detection of O2 toward rho Oph A

101 citations · 326 across the 14 of their papers we have counts for

collaborators
Showing 2010Show all

2 papers · 1 filter

astro-ph.GA2010★ 25 cited

Ground-state ammonia and water in absorption towards Sgr B2

E. S. Wirström, P. Bergman, J. H. Black +8

We have used the Odin submillimetre-wave satellite telescope to observe the ground state transitions of ortho-ammonia and ortho-water, including their 15N, 18O, and 17O isotopologu…

astro-ph.CO2010★ 12 cited

The first spectral line surveys searching for signals from the Dark Ages

C. M. Persson, R. Maoli, P. Encrenaz +7

Our aim is to observationally investigate the cosmic Dark Ages in order to constrain star and structure formation models, as well as the chemical evolution in the early Universe. S…

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