Deuterium fractionation in interstellar clouds

Space Science Reviews

Volumn 106, Issue 1-4, 2003, Pages 73-86

  Millar, T J ^a  

^a UNIVERSITY OF MANCHESTER   (United Kingdom)

Author keywords

Deuterium; Interstellar clouds

Indexed keywords

CARBON MONOXIDE; DEUTERIUM;

CHEMICAL REACTION; CLOUD; CONFERENCE PAPER; FRACTIONATION; LOW TEMPERATURE; MODEL; SURFACE PROPERTY;

EID: 0038383607     PISSN: 00386308     EISSN: None     Source Type: Journal    
DOI: 10.1023/A:1024677318645     Document Type: Conference Paper

References (34)

1. Aikawa, Y., and Herbst, E.: 2001, 'Two-Dimensional Distributions and Column Densities of Gaseous Molecules in Protoplanetary Disks. II. Deuterated Species and UV Shielding by Ambient Clouds', Astron. Astrophys. 371, 1107-1117.
2. Blake, G.A., Qi, C., Hogerheijde, M.R., Gurwell, M.A., and Muhleman, D.O.: 1999, 'Sublimation from Icy Jets as a Probe of the Interstellar Volitile Content of Comets', Nature 398, 213-216.
3. Brown, P.D., and Millar, T.J.: 1989, 'Grain Surface Formation of Multi-Deuterated Molecules', Month. Not. Roy. Astron. Soc. 240, 25P-29P.
4. Brown, P.D., Charnley, S.B., and Millar, T.J.: 1988, 'A Model of the Chemistry in Hot Molecular Cores', Month. Not. Roy. Astron. Soc. 231, 409-417.
5. Caselli, P., Hasegawa, T. I., and Herbst, E.: 1998, 'A Proposed Modification of the Rate Equations for Reactions on Grain Surfaces', Astrophys. J. 495, 309-316.
6. Caselli, P., Walmsley, C.M., Tafalla, M., Dore, L., and Myers, P. C.: 1999, 'CO Depletion in the Starless Cloud Core L1544', Astrophys. J. 523, L165-L169.
7. Caselli, P., Stantcheva, T., Shalabiea, O., Shematovich, V.I., and Herbst, E.: 2002, 'Deuterium Fractionation on Interstellar Grains Studied with Modified Rate Equations and a Monte Carlo Approach', Plan. Space Sci., in press.
8. Ceccarelli, C., Castets, A., Loinard, L., Caux, E., and Tielens, A.G.G.M.: 1998, 'Detection of Doubly Deuterated Formaldehyde Towards the Low-luminosity Protostar IRAS 16293-2422', Astron. Astrophys. 338, L43-L46.
9. Charnley, S.B., Tielens, A.G.G.M., and Rodgers, S.D.: 1997, 'Deuterated Methanol in the Orion Compact Ridge', Astrophys. J. 482, L203-L206.
10. Cohen, S.D., and Hindmarsh, A.C.: 1996, 'CVODE, a Stiff/Nonstiff ODE Solver in C', Computers in Physics 10, 138-143.
11. Delsemme, A.H.: 2000, '1999 Kuiper Prize Lecture: Cometary Origin of the Biosphere', Icarus 146, 313-325.
12. Gensheimer, P.D., Mauersberger, R., and Wilson, T.L.: 1996, 'Water in Galactic Hot Cores', Astron. Astrophys. 314, 281-294.
13. 18O', Month. Not. Roy. Astron. Soc. 295, 299-311.
14. Hatchell, J., Millar, T.J., and Rodgers, S.D.: 1998, 'The DCN/HCN Abundance Ratio in Hot Molecular Cores', Astron. Astrophys. 332, 695-702.
15. +', Astrophys. J. 543,764-774.
16. + and the Cosmic Abundance of Deuterium', Astron. Astrophys. 309, L1-L3.
17. Leung, C.M., Herbst, E., and Huebner, W.F.: 1984, 'Synthesis of Complex Molecules in Dense Interstellar Clouds via Gas-phase Chemistry - A Pseudo Time-Dependent Calculation', Astrophys. J. Suppl. 56, 231-256.
18. Lis, D.C., Roueff, E., Gerin, M., Phillips, T.G., Coudcrt, L.H., van der Tak, F.F.S., and Schilke, P.: 2002, 'Detection of Triply Deuterated Ammonia in the Barnard 1 Cloud', Astrophys. J. 571, L55-L58.
19. 2CO in IRAS 16293-2422', Astron. Astrophys. 359, 1169-1174.
20. Millar, T.J., and Freeman, A.: 1984, 'Chemical Modelling of Molecular Sources I. TMC-1', Month. Not. Roy. Astron. Soc. 207, 405-423.
21. Mousis, O., Gautier, D., and Coustenis, A.: 2002, 'The D/H Ratio in Methane in Titan: Origin and History', Icarus 159, 156-165.
22. Roberts, H., and Millar, T.J.: 2000a, 'Modelling of Deuterium Chemistry and its Application to Molecular Clouds', Astron. Astrophys. 361, 388-398.
23. Roberts, H., and Millar, T.J.: 2000b, 'Gas-Phase Formation of Doubly-Deuterated Species', Astron. Astrophys. 364, 780-784.
24. Roberts, H., Herbst, E., and Millar, T.J.: 2002, 'The Importance of New Rate Coefficients for D Fractionation Reactions on Interstellar Chemistry', Month. Not. Roy. Astron. Soc. 336, 283-290.
25. Roberts, H., and Millar, T.J.: 2002, in preparation.
26. 2 in L134N', Astrophys. J. 553, 613-617.
27. Rodgers, S.D., and Charnley, S.C.: 2002, 'A Model of the Chemistry in Cometary Comae: Deuterated Molecules', Month. Not. Roy. Astron. Soc. 330, 660-674.
28. Roueff, E., Tiné, S., Coudert, L. H., Pineau des Fôrets, G., Falgarone, E., and Gerin, M.: 2000, 'Detection of Doubly Deuterated Ammonia in L134N', Astron. Astrophys. 354, L63-L66.
29. Stantcheva, T., Caselli, P., and Herbst, E.: 2001, 'Modified Rate Equations Revisited. A Corrected Treatment for Diffusive Reactions on Grain Surfaces', Astron. Astrophys. 375, 673-679.
30. + Emission', Astrophys. J. 521, L67-L70.
31. van der Tak, F.F.S., Schilke, P., Müller, H.S.P., Lis, D.C., Phillips, T.G., Gerin, M., and Roueff, E.: 2002, 'Triply Deuterated Ammonia in NGC 1333', Astron. Astrophys. 388, L53-L56.
32. Tiné, S., Roueff, E., Falgarone, E., Gerin, M., and Pineau des Fôrets, G.: 2000, 'Deuterium Fractionation in Dense Ammonia Cores', Astron. Astrophys. 356, 1039-1049.
33. Watson, W.D.: 1974, 'Ion-Molecule Reactions, Molecule Formation, and Hydrogen-Isotope Exchange in Dense Interstellar Clouds', Astrophys. J. 188, 35-42.
34. Williams, J.P., Bergin, E.A., Caselli, P., Myers, P.C., and Plume, R.: 1998, 'The Ionization Fraction in Dense Cloud Cores', Astrophys. J. 503, 689-699.