Nuclear spin temperature of ammonia in Comet 9P/Tempel 1 before and after the Deep Impact event

Icarus

Volumn 187, Issue 1, 2007, Pages 272-275

  Kawakita, Hideyo ^a   Jehin, Emmanuel ^b,c   Manfroid, Jean ^c   Hutsemékers, Damien ^c  

^a KYOTO SANGYO UNIVERSITY   (Japan)

^b EUROPEAN SOUTHERN OBSERVATORY   (Chile)

^c UNIVERSITY OF LIÈGE   (Belgium)

Author keywords

Comet Tempel 1; Comets; Origin; Solar System

Indexed keywords

EID: 33846885912     PISSN: 00191035     EISSN: 10902643     Source Type: Journal    
DOI: 10.1016/j.icarus.2006.10.015     Document Type: Article

References (19)

1. A'Hearn M., Millis R.L., Schleicher D.G., Osip D.J., and Birch P.V. The ensemble properties of comets: Results from narrowband photometry of 85 comets, 1976-1992. Icarus 118 (1995) 223-270
2. A'Hearn M., and 32 colleagues. Deep Impact: Excavating Comet Tempel 1. Science 310 (2005) 258-264
3. Bernstein G.M., Trilling D.E., Allen R.L., Brown M.E., Holman M., and Malhotra R. The size distribution of trans-neptunian bodies. Astron. J. 128 (2004) 1364-1390
4. Bockelée-Morvan D., Crovisier J., Mumma M.J., and Weaver H.A. The composition of cometary volatiles. In: Festou M.C., Keller H.U., and Weaver H.A. (Eds). Comets II (2004), Univ. of Arizona Press, Tucson 391-423
5. Crovisier J. Observations of gas and dust in comets with the Infrared Space Observatory. In: Minh Y.C., and van Dishoeck E.F. (Eds). Astrochemistry: From Molecular Clouds to Planetary Systems. IAU Symp. vol. 197 (2000), ASP, San Francisco 461-470
6. Gladman B. The Kuiper belt and the Solar System's comet disk. Science 307 (2005) 71-75
7. Harker D.E., Woodward C.E., and Wooden D.H. The dust grains from 9P/Tempel 1 before and after the encounter with Deep Impact. Science 310 (2005) 278-280
8. Jehin E., Manfroid J., Hutsemékers D., Cochran A.L., Arpigny C., Jackson W.M., Rauer H., Schulz R., and Zucconi J.-M. High resolution optical spectroscopy with the ESO VLT and the Keck 1 telescope. Astrophys. J. 641 (2006) L145-L148
9. Kawakita H., Watanabe J., Furusho R., Fuse T., Capria M.T., De Sanctis M.C., and Gabriele C. Spin temperatures of ammonia and water molecules in comets, spin temperatures of ammonia and water molecules in comets. Astrophys. J. 601 (2004) 1152-1158
10. Kawakita H., Dello Russo N., Furusho R., Fuse T., Watanabe J., Boice D.C., Sadakane K., Arimoto N., Ohkubo M., and Ohnishi T. Ortho-to-para ratios of water and ammonia in Comet C/2001 Q4 (NEAT): Comparison with nuclear spin temperatures of water, ammonia, and methane. Astrophys. J. 643 (2006) 1337-1344
11. Lisse C.M., and 16 colleagues. Spitzer spectral observations of the Deep Impact ejecta. Science 313 (2006) 635-640
12. Manfroid J., Hutsemékers D., Jehin E., Cochran A.L., Arpigny C., Jackson W.M., Meech K.J., Schulz R., and Zucconi J.-M. The impact and rotational light curves of Comet 9P/Tempel 1. Icarus 187 (2007) 144-155
13. Mumma M.J., Weaver H.A., and Larson H.P. The ortho-para ratio of water vapor in Comet P/Halley. Astron. Astrophys. 187 (1987) 419-424
14. Mumma M.J., and 13 colleagues. Parent volatiles in Comet 9P/Tempel 1: Before and after impact. Science 310 (2005) 270-274
15. Oka T. Nuclear spin selection rules in chemical reactions by angular momentum algebra. J. Mol. Spectrosc. 228 (2004) 635-639
16. Quack M. Detailed symmetry selection rules for reactive collisions. Mol. Phys. 34 (1977) 477-504
17. Sugita S., and 22 colleagues. Subaru Telescope observations of Deep Impact. Science 310 (2005) 274-278
18. Sunshine J.M., and 22 colleagues. Exposed water ice deposits on the surface of Comet 9P/Tempel 1. Science 311 (2006) 1453-1455
19. 2O nuclear spin isomers by adsorption. J. Exp. Theor. Phys. 102 (2006) 76-83