Cosmic-ray astrochemistry

被引:37
作者
Indriolo, Nick [1 ]
McCall, Benjamin J. [2 ]
机构
[1] Johns Hopkins Univ, Dept Phys & Astron, Baltimore, MD 21218 USA
[2] Univ Illinois, Dept Chem, Urbana, IL 61801 USA
关键词
DIFFUSE INTERSTELLAR CLOUDS; NEUTRAL ATOMIC PHASES; IONIZATION RATE; MOLECULAR CLOUDS; STAR-FORMATION; ENERGETIC PARTICLES; LINE EMISSION; X-RAYS; GAS; CHEMISTRY;
D O I
10.1039/c3cs60087d
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Gas-phase chemistry in the interstellar medium is driven by fast ion-molecule reactions. This, of course, demands a mechanism for ionization, and cosmic rays are the ideal candidate as they can operate throughout the majority of both diffuse and dense interstellar clouds. Aside from driving interstellar chemistry via ionization, cosmic rays also interact with the interstellar medium in ways that heat the ambient gas, produce gamma rays, and produce light element isotopes. In this paper we review the observables generated by cosmic-ray interactions with the interstellar medium, focusing primarily on the relevance to astrochemistry.
引用
收藏
页码:7763 / 7773
页数:11
相关论文
共 53 条
  • [1] GAMMA-RAY OBSERVATIONS OF THE ORION MOLECULAR CLOUDS WITH THE FERMI LARGE AREA TELESCOPE
    Ackermann, M.
    Ajello, M.
    Allafort, A.
    Antolini, E.
    Baldini, L.
    Ballet, J.
    Barbiellini, G.
    Bastieri, D.
    Bechtol, K.
    Bellazzini, R.
    Berenji, B.
    Blandford, R. D.
    Bloom, E. D.
    Bonamente, E.
    Borgland, A. W.
    Bottacini, E.
    Brandt, T. J.
    Bregeon, J.
    Brigida, M.
    Bruel, P.
    Buehler, R.
    Buson, S.
    Caliandro, G. A.
    Cameron, R. A.
    Caraveo, P. A.
    Cecchi, C.
    Chekhtman, A.
    Chiang, J.
    Ciprini, S.
    Claus, R.
    Cohen-Tanugi, J.
    Conrad, J.
    D'Ammando, F.
    de Angelis, A.
    de Palma, F.
    Dermer, C. D.
    do Couto e Silva, E.
    Drell, P. S.
    Drlica-Wagner, A.
    Enoto, T.
    Falletti, L.
    Favuzzi, C.
    Fegan, S. J.
    Ferrara, E. C.
    Focke, W. B.
    Fukazawa, Y.
    Fukui, Y.
    Fusco, P.
    Gargano, F.
    Gasparrini, D.
    [J]. ASTROPHYSICAL JOURNAL, 2012, 756 (01)
  • [2] ENERGY SPECTRA OF COSMIC-RAY NUCLEI AT HIGH ENERGIES
    Ahn, H. S.
    Allison, P.
    Bagliesi, M. G.
    Barbier, L.
    Beatty, J. J.
    Bigongiari, G.
    Brandt, T. J.
    Childers, J. T.
    Conklin, N. B.
    Coutu, S.
    DuVernois, M. A.
    Ganel, O.
    Han, J. H.
    Jeon, J. A.
    Kim, K. C.
    Lee, M. H.
    Maestro, P.
    Malinine, A.
    Marrocchesi, P. S.
    Minnick, S.
    Mognet, S. I.
    Nam, S. W.
    Nutter, S.
    Park, I. H.
    Park, N. H.
    Seo, E. S.
    Sina, R.
    Walpole, P.
    Wu, J.
    Yang, J.
    Yoon, Y. S.
    Zei, R.
    Zinn, S. Y.
    [J]. ASTROPHYSICAL JOURNAL, 2009, 707 (01) : 593 - 603
  • [3] [Anonymous], 1933, HDB PHYS 1
  • [4] Benhabiles-Mezhoud H, 2013, ASTROPHYS J, V763, DOI 10.1088/0004-637X/763/2/98
  • [5] REVIEW OF PARTICLE PHYSICS Particle Data Group
    Beringer, J.
    Arguin, J. -F.
    Barnett, R. M.
    Copic, K.
    Dahl, O.
    Groom, D. E.
    Lin, C. -J.
    Lys, J.
    Murayama, H.
    Wohl, C. G.
    Yao, W. -M.
    Zyla, P. A.
    Amsler, C.
    Antonelli, M.
    Asner, D. M.
    Baer, H.
    Band, H. R.
    Basaglia, T.
    Bauer, C. W.
    Beatty, J. J.
    Belousov, V. I.
    Bergren, E.
    Bernardi, G.
    Bertl, W.
    Bethke, S.
    Bichsel, H.
    Biebel, O.
    Blucher, E.
    Blusk, S.
    Brooijmans, G.
    Buchmueller, O.
    Cahn, R. N.
    Carena, M.
    Ceccucci, A.
    Chakraborty, D.
    Chen, M. -C.
    Chivukula, R. S.
    Cowan, G.
    D'Ambrosio, G.
    Damour, T.
    de Florian, D.
    de Gouvea, A.
    DeGrand, T.
    de Jong, P.
    Dissertori, G.
    Dobrescu, B.
    Doser, M.
    Drees, M.
    Edwards, D. A.
    Eidelman, S.
    [J]. PHYSICAL REVIEW D, 2012, 86 (01):
  • [6] MODELS OF INTERSTELLAR CLOUDS .1. ZETA-OPHIUCHI CLOUD
    BLACK, JH
    DALGARNO, A
    [J]. ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES, 1977, 34 (03) : 405 - 423
  • [7] The ionization fraction in dense cloud cores
    Caselli, P
    Walmsley, CM
    Terzieva, R
    Herbst, E
    [J]. ASTROPHYSICAL JOURNAL, 1998, 499 (01) : 234 - 249
  • [8] IONIZATION, DISSOCIATION, AND HEATING EFFICIENCIES OF COSMIC-RAYS IN A GAS OF MOLECULAR-HYDROGEN
    CRAVENS, TE
    DALGARNO, A
    [J]. ASTROPHYSICAL JOURNAL, 1978, 219 (02) : 750 - 752
  • [9] Cronin J. W., 1997, SCI AM, V276, P32
  • [10] BINARY COLLISION RATES OF RELATIVISTIC THERMAL PLASMAS .2. SPECTRA
    DERMER, CD
    [J]. ASTROPHYSICAL JOURNAL, 1986, 307 (01) : 47 - 59