activity
19962019
most citedPositron annihilation spectrum from the Galactic Center region observed by SPI/INTEGRAL

180 citations · 1k across the 27 of their papers we have counts for

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Showing 2009Show all

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astro-ph.CO2009★ 13 cited

Effect of Radiative Feedbacks for Resonant Transitions during Cosmological Recombination

E. E Kholupenko, A. V. Ivanchik, D. A Varshalovich

The inhibition of the total HI transition rate by delayed resonant reabsorption of HI photons by HI line which is possible due to cosmolo…

astro-ph.CO2009★ 28 cited

Directional Radiation and Photodissociation Regions in Molecular Hydrogen Clouds

S. A. Balashev, D. A. Varshalovich, A. V. Ivanchik

Some astrophysical observations of molecular hydrogen point to a broadening of the velocity distribution for molecules at excited rotational levels. This effect is observed in both…