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A. Nummelin
Researcher at Rensselaer Polytechnic Institute
Publications - 6
Citations - 643
A. Nummelin is an academic researcher from Rensselaer Polytechnic Institute. The author has contributed to research in topics: Extinction (astronomy) & Interstellar ice. The author has an hindex of 5, co-authored 6 publications receiving 604 citations.
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Journal ArticleDOI
A Three-Position Spectral Line Survey of Sagittarius B2 between 218 and 263 GHZ. II. Data Analysis
A. Nummelin,Per Bergman,Åke Hjalmarson,Per Friberg,William M. Irvine,Tom J. Millar,Masatoshi Ohishi,Shuji Saito +7 more
TL;DR: In this paper, the authors presented an analysis of the data from the Swedish-ESO Submillimetre Telescope molecular line survey in the 1.3 mm band of the N, M, and NW positions in the Sgr B2 molecular cloud.
Journal ArticleDOI
Chemistry of the organic-rich hot core G327.3-0.6.
TL;DR: Gas-phase abundances of species found in the organic-rich hot core G327 are presented and it is suggested that they originate from processing and evaporation of icy grain mantle material.
Journal ArticleDOI
Solid carbon dioxide in regions of low-mass star formation
TL;DR: In this article, the authors present high-resolution (R D 1500¨2000) spectra of the 4.27 km asymmetric stretching feature of solid in eight lines of sight observed with the Short Wavelength Spectrometer of the Infrared Space CO 2 Observatory.
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Observational Constraints on the Abundance and Evolution of ``XCN'' in Interstellar Grain Mantles
D. C. B. Whittet,Yvonne J. Pendleton,Erika L. Gibb,Adwin Boogert,Jean Chiar,Jean Chiar,A. Nummelin +6 more
TL;DR: In this paper, the authors reported quantitative limits on the strength of XCN absorption in the diUuse interstellar medium toward the reddened B-type star Cyg OB2 No. 12 and in the dark cloud toward the young stellar object R CrA IRS 2.
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Searches for new interstellar molecules, including a tentative detection of aziridine and a possible detection of propenal
J. E. Dickens,William M. Irvine,A. Nummelin,H. Möllendal,Shuji Saito,Sven Thorwirth,Åke Hjalmarson,M Ohishi +7 more
TL;DR: The tentative first astronomical detection of aziridine (ethylenimine), the possible detection of propenal (acrolein), and upper limits on the abundances of cyclopropenone, furan, hydroxyethanal (glycolaldehyde), thiohydroxylamine, and ethenol in various interstellar clouds are reported.