Advertisement

Molecular clouds and star formation

  • Sylvie Cabrit
Part I. Star Formation
Part of the Lecture Notes in Physics book series (LNP, volume 431)

Keywords

Star Formation Magnetic Cloud Molecular Cloud Dense Core Star Formation Rate 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.

Preview

Unable to display preview. Download preview PDF.

Unable to display preview. Download preview PDF.

References

  1. Adams, F.C.: The L-AV diagram for protostars. ApJ 363 (1990) 578–588Google Scholar
  2. Allen, D.A., Burton, M.G.: Explosive ejection of matter associated with star formation in the Orion nebula. Nature 363 (1993) 54–56Google Scholar
  3. André, P., Ward-Thompson, D., Barsony, M.: Sub-millimeter continuum observations of ϱ Oph A: The candidate protostar VLA 1623 and pre-stellar clumps. ApJ 406 (1993) 122–141Google Scholar
  4. André, P., Martin-Pintado, J., Despois, D., Montmerle, T.: Discovery of a remarkable bipolar flow and exciting source in the ϱ Ophiuchi cloud core. A&A 236 (1990) 180–192Google Scholar
  5. Arons, J., Max, C.E.: Hydromagnetic waves in molecular clouds. ApJ 196 (1975) L77–L81Google Scholar
  6. Bachiller, R., Cernicharo, J.: Extremely high-velocity emission from molecular jets in NGC 6334I and NGC 1333 (HH 7–11). A&A 239 (1990) 276–286Google Scholar
  7. Bachiller, R., Gómez-González, J.: Bipolar molecular outflows. A&A Reviews 3 (1992) 257–287Google Scholar
  8. Bachiller, R., André, P., Cabrit, S.: Detection of the exciting source of the spectacular molecular outflow L1448 at λλ 1–3mm. A&A 241 (1991a) L43–L46Google Scholar
  9. Bachiller, R., Martín-Pintado, J., Fuente, A.: High-velocity SiO emission in the L1448 outflow. Evidence for dense shocked gas in the molecular bullets. A&A 243 (1991b) L21–L24Google Scholar
  10. Bachiller, R., Martín-Pintado, J., Planesas, P.: High-velocity molecular jets and bullets from IRAS 03282+3035. A&A 251 (1991c) 639–648Google Scholar
  11. Bachiller, R., Cernicharo, J., Martín-Pintado, J., Tafalla, M., Lazareff, B.: High-velocity molecular bullets in a fast bipolar outflow near L1448/IRS3. A&A 231 (1990) 174–186Google Scholar
  12. Bally, J.: Massive bipolar flows around young stars. Irish Astr. J. 17 (1986) 270–279Google Scholar
  13. Bally, J., Lane, A.P.: Molecular outflows: Observed properties. In C.J. Lada and N.D. Kylafis (eds.), The Physics of Star Formation and Early Stellar Evolution, Kluwer Academic Publishers, Dordrecht, (1991) 471–495Google Scholar
  14. Bally, J., Lada, E.A., Lane, A.P.: The L1448 molecular jet. ApJ 418 (1993) 322–327Google Scholar
  15. Beichmann, C.A., Myers, P.C., Emerson, J.P. et al.: Candidate solar-type protostars in nearby molecular cloud cores. ApJ 307 (1986) 337–349Google Scholar
  16. Benson, P. & Myers, P.C.: Dense cores in dark clouds. II. NH3 observations and star formation. ApJ 266 (1983) 309–320Google Scholar
  17. Benson, P. & Myers, P.C.: A survey for dense cores in dark clouds. ApJ Suppl. 71 (1989) 89–108Google Scholar
  18. Bertoldi, F., McKee, C.F.: Pressure-confined clumps in magnetized molecular clouds. ApJ 395 (1992) 140–157Google Scholar
  19. Bertoldi, F., McKee, C.F., (1993) in preparationGoogle Scholar
  20. Blaauw, A.: OB associations and the fossil record of star formation. In C.J. Lada and N.D. Kylafis (eds.), The Physics of Star Formation and Early Stellar Evolution, Kluwer Academic Publishers, Dordrecht (1991) 125–154Google Scholar
  21. Blake, G.A.: Chemistry in dense molecular clouds: theory and observational constraints. In R.L. Dickman, R.L. Snell and J.S. Young (eds.), Molecular clouds in the Milky Way and in external galaxies, Springer-Verlag, (1988) 132–150Google Scholar
  22. Blitz, L.: Star forming giant molecular clouds. In C.J. Lada and N.D. Kylafis (eds.), The Physics of Star Formation and Early Stellar Evolution, Kluwer Academic Publishers, Dordrecht (1991) pp. 3–33Google Scholar
  23. Blitz, L., Shu, F.H.: The origin and lifetimes of giant molecular complexes. ApJ 238 (1980) 148–157Google Scholar
  24. Bonnazzola, S., Falgarone, E., Heyvaerts, J., Puget, J.L.: Jeans collapse in a turbulent medium. A&A 172 (1987) 293–298Google Scholar
  25. Cabrit, S., André, P.: An observational connection between circumstellar disk mass and molecular outflows. ApJ 379 (1991) L25–L28Google Scholar
  26. Cabrit, S. Bertout, C.: CO line formation in bipolar flows. I. Accelerated outflows. ApJ 307 (1986) 313–323Google Scholar
  27. Cabrit, S., Bertout, C.: CO line formation in bipolar flows. II. Decelerated outflow case and summary of results. ApJ 348 (1990) 530–541Google Scholar
  28. Cabrit, S., Bertout, C.: CO line formation in bipolar flows. III. The energetics of molecular flows and ionized winds. A&A 261 (1992) 274–284Google Scholar
  29. Cabrit, S., Goldsmith, P.F., Snell, R.L.: Identification of RNO 43 and B335 as two highly collimated bipolar flows oriented nearly in the plane of the sky. ApJ 334 (1988) 196–208Google Scholar
  30. Carlberg, R.G., Pudritz, R.E.: Magnetic support and fragmentation of molecular clouds. MNRAS 247 (1990) 353–366Google Scholar
  31. Cernicharo, J.:The physical conditions of low mass star forming regions. In C.J. Lada and N.D. Kylafis (eds.), The Physics of Star Formation and Early Stellar Evolution, Kluwer Academic Publishers, Dordrecht (1991) 287–328Google Scholar
  32. Cernicharo, J., Bachiller, R., Duvert, G.: The Taurus-Auriga-Perseus complex of dark clouds. I. Density structure. A&A 149 (1985) 273–282Google Scholar
  33. Chernin, L.M., Masson, C.R.: A nearly unipolar CO outflow from the HH46–47 system. ApJ 382 (1991) L93–L96Google Scholar
  34. Chièze, J.P.: The fragmentation of molecular clouds. I. The mass-radius-velocity dispersion relations. A&A 171 (1987) 225–232Google Scholar
  35. Combes, F.: Distribution of CO in the Milky Way. ARA&A 29 (1991) 195–237Google Scholar
  36. Crutcher, R.M., Kazès, I., Troland, T.H.: Magnetic field strengths in molecular clouds. A&A 181 (1987) 119–126Google Scholar
  37. Curiel, S., Raymond, J.C., Rodríguez, L.F., Cantó, J., Moran, M.: The exciting source of the bipolar outflow in L1448. ApJ 365 (1990) L85–L88Google Scholar
  38. Dame, T.M., Ungerechts, H., Cohen, R.S., et al.: A composite CO survey of the entire Milky-Way. ApJ 322 (1987) 706–720Google Scholar
  39. Dickman, R.L.: Turbulence in molecular clouds. In D.C. Black and M.S. Matthews (eds.), Protostars & Planets II, The University of Arizona Press, Tucson (1985) 150–174Google Scholar
  40. Dutrey, A., Duvert, G., Castets, A. et al.: A multi-transition study of carbon monoxide in the Orion A molecular cloud. II. C18O. A&A 270 (1993) 468–476Google Scholar
  41. Duvert, G., Cernicharo, J., Baudry, A.: A molecular survey of three dark clouds in Taurus. A&A 164 (1986) 349–357Google Scholar
  42. Dyson, J.E.: The interpretation of flows in molecular clouds. Ap. Space Science 106 (1984) 181–197Google Scholar
  43. Edwards, S., Ray, T., Mundt, R.: Energetic mass outflows from young stars. In E.H. Levy and J. Lunine (eds.), Protostars & Planets III, University of Arizona Press, Space Science Series, (1993) 567–602Google Scholar
  44. Elmegreen, B.G.: Energy dissipation in clumpy magnetic clouds. ApJ 299 (1985) 196–210Google Scholar
  45. Elmegreen, B.G.: A pressure and metallicity dependence for molecular cloud correlations and the calibration of mass. ApJ 338 (1989) 178–196Google Scholar
  46. Elmegreen, B.G.: The origin and evolution of giant molecular clouds. In C.J. Lada and N.D. Kylafis (eds.), The Physics of Star Formation and Early Stellar Evolution, Kluwer Academic Publishers, Dordrecht (1991) 35–59Google Scholar
  47. Evans, N.J., Lada, E.A.: Star formation in three nearby cloud complexes. In E. Falgarone, F. Boulanger, and G. Duvert (eds.), Fragmentation of Molecular Clouds and Star Formation, Kluwer Academic Publishers, Dordrecht (1991) 293–315Google Scholar
  48. Falgarone, E.: Interstellar Medium. In Th. Encrenaz and M. Kessler (eds.), Infrared astronomy with ISO, (1992), Nova Science Publishers, New YorkGoogle Scholar
  49. Falgarone, E., Phillips, T.G.: A signature of the intermittency of interstellar turbulence: The wings of molecular line profiles. ApJ 359 (1990) 344–354Google Scholar
  50. Falgarone, E., Phillips, T.G., Walker, C.K.: The edge of molecular clouds: Fractal boundaries and density structure. ApJ 378 (1991) 186–201Google Scholar
  51. Falgarone, E., Puget, J.L.: Model of clumped molecular clouds. II. Physics and evolution of the hierarchical structure. A&A 162 (1986) 235–247Google Scholar
  52. Fukui, Y., Sugitani, K., Takaba, H. et al.: Discovery of seven bipolar outflows by an unbiased survey. ApJ 311 (1986) L85–L88Google Scholar
  53. Fukui, Y.: Molecular outflows: their implications on protostellar evolution. In B. Reipurth (ed.), Low mass star formation and pre-main sequence objects, ESO-Garching, (1989) 95–117Google Scholar
  54. Fukui, Y., Mizuno, A.: A comparative study of star formation efficiencies in nearby molecular cloud complexes. In E. Falgarone, F. Boulanger, and G. Duvert (eds.), Fragmentation of Molecular Clouds and Star Formation, Kluwer Academic Publishers, Dordrecht (1991) 275–288Google Scholar
  55. Fukui, Y., Iwata, T., Mizuno, A., Bally, J., Lane, A.P.: Molecular Outflows. In E.H. Levy and J. Lunine (eds.), Protostars & Planets III, University of Arizona Press, Space Science Series, (1993) 603–639Google Scholar
  56. Garden, R.P., Russell, A.P.G., Burton, N.G.: Images of shock-excited molecular hydrogen in young stellar outflows. ApJ 354 (1990) 232–241Google Scholar
  57. Genzel, R.: Physical conditions and heating/cooling processes in high mass star formation regions. In C.J. Lada and N.D. Kylafis (eds.), The Physics of Star Formation and Early Stellar Evolution, Kluwer Academic Publishers, Dordrecht (1991), 155–219Google Scholar
  58. Gill, A.G., Henriksen, R.N.: A first use of wavelet analysis for molecular clouds. ApJ 365 (1990) L27–L30Google Scholar
  59. Giovanardi C., Lizano, S. Natta, A., Evans, N.J., Heiles, C.: Neutral winds from protostars. ApJ 397 (1992) 214–224Google Scholar
  60. Goldsmith, P.F.: Temperatures and densities in interstellar molecular clouds. In R.L. Dickman, R.L. Snell, and J.S. Young (eds.), Molecular Clouds in the Milky Way, Springer-Verlag (1988) 1–25Google Scholar
  61. Gomez, M., Hartmann, S., Kenyon, S.J., Hewett, R.: On the spatial distribution of pre-main sequence stars in Taurus. AJ 105 (1993) 1927–1937Google Scholar
  62. Goodman A.A., Bastien, P., Myers, P.C., Ménard, F.: Optical polarization maps of star forming regions in Perseus, Taurus, and Ophiuchus. ApJ 359 (1990) 363–377Google Scholar
  63. Guilloteau, S., Bachiller, R., Fuente, A., Lucas, R.: First observations of young bipolar outflows with the IRAM interferometer: 2″ resolution SiO images of the molecular jet in L1448. A&A 256 (1992) L49–L52Google Scholar
  64. Harju, J., Walmsley, C.M., Wouterloot, J.G.A.: Ammonia clumps in the Orion and Cepheus clouds. A&A Suppl. Ser. 98 (1993) 51–76Google Scholar
  65. Hartigan, P., Kenyon, S.J., Hartmann, L. et al.: Optical excess emission in T Tauri stars. ApJ 382 (1992) 617–635Google Scholar
  66. Hartmann, L.: Episodic phenomena in early stellar evolution. In C.J. Lada and N.D. Kylafis (eds.), The Physics of Star Formation and Early Stellar Evolution, Kluwer Academic Publishers, Dordrecht (1991) 623–647Google Scholar
  67. Heiles, C.: L204: A gravitationally confined dark cloud in a strong magnetic environment. ApJ 324 (1988) 321–330Google Scholar
  68. Heiles, C., Goodman, A.A., McKee, C.F., Zweibel, E.G.: Magnetic fields in dense regions. In E. Falgarone, F. Boulanger, and G. Duvert (eds.), Fragmentation of Molecular Clouds and Star Formation, Kluwer Academic Publishers, Dordrecht (1991) 43–60Google Scholar
  69. Henriksen, R.N., Turner, B.E.: Star cloud turbulence. ApJ 287 (1984) 200–207Google Scholar
  70. Henriksen, R.N.: On molecular cloud scaling laws and star formation. ApJ 377 (1991) 500–509Google Scholar
  71. Irvine, W.M., Goldsmith, P., Hjalmarson, Å: Chemical abundances in molecular clouds. In D.J. Hollenbach and H.A. Thronson (eds.), Interstellar Processes, Reidel, Dordrecht (1987) 561–609Google Scholar
  72. Kazès, I., Crutcher, R.M.: Measurement of magnetic-field strength in molecular clouds: detection of OH-line Zeeman splitting. A&A 164 (1986) 328–336Google Scholar
  73. Koo, B.C.: Extremely High-velocity molecular flows in young stellar objects. ApJ 337 (1989) 318–331Google Scholar
  74. Lada, C.J.: Cold outflows, energetic winds, and enigmatic jets around young stellar objects. ARA&A 23 (1985) 267–317Google Scholar
  75. Lada, C.J.: Infrared energy distributions and the nature of young stellar objects. In A.K. Dupree and M.T.V.T. Lago (eds.), Formation and Evolution of Low Mass Stars, Kluwer Academic Publishers, Dordrecht, (1988) 93–109Google Scholar
  76. Lada, C.J.: The formation of low mass stars: Observations. In C.J. Lada and N.D. Kylafis (eds.), The Physics of Star Formation and Early Stellar Evolution, Kluwer Academic Publishers, Dordrecht (1991) 329–363Google Scholar
  77. Lada, C.J., Adams, F.C.: Interpreting infrared color-color diagrams: circumstellar disks around low-and intermediate-mass young stellar objects. ApJ 393 (1992) 278–288Google Scholar
  78. Lada, C.J., Young, E.T., Greene, T.P.: Infrared images of the young cluster NGC 2264. ApJ 408 (1993) 471–483Google Scholar
  79. Lada, E.A.: Global star formation in the L1630 molecular cloud. ApJ 393 (1992) L25–L28Google Scholar
  80. Lada, E.A., Bally, J., Stark, A.A.: An unbiased survey for dense cores in the L1630 molecular cloud. ApJ 368 (1991a) 432–444Google Scholar
  81. Lada, E.A., DePoy, D.L., Evans, N.J., Gatley, I.: A 2.2 micron survey in the L1630 molecular cloud. ApJ 371 (1991b) 171–182Google Scholar
  82. Larson, R.B. MNRAS 194 (1981) 809Google Scholar
  83. Levreault, R.M.: A search for molecular outflows around pre-main-sequence objects. ApJ Suppl 67 283–371Google Scholar
  84. Liseau, R., Sandell, G.: The geometry of anisotropic CO outflows. ApJ 304 (1986) 459–465Google Scholar
  85. Lizano, S., Shu, F.H.: Molecular cloud cores and bimodal star formation. ApJ 342 (1989) 834–854Google Scholar
  86. Lizano, S., Heiles, C., Rodríguez, L.F. et al.: Neutral stellar winds that drive outflows in low-mass protostars. ApJ 328 (1988) 763–776Google Scholar
  87. Loren, R.B.: The cobwebs of Ophiuchus. II. 13CO filament kinematics. ApJ 338 (1989) 925–944Google Scholar
  88. Margulis, M.S., Lada, C.J., Snell, R.L.: Molecular outflows in the Monoceros OB1 molecular cloud. ApJ 333 (1988) 316–331Google Scholar
  89. Masson, C.R., Chernin, L.M.: Properties of swept-up molecular outflows. ApJ 387 (1992) L47–L50Google Scholar
  90. Masson, C.R., Chernin, L.M.: Properties of jet-driven molecular outflows. ApJ 414 (1993) 230–241Google Scholar
  91. Masson, C.R., Mundy, L.G., Keene, J.: The extremely high-velocity CO flow in HH 7–11. ApJ 357 (1990) L25–L28Google Scholar
  92. Mathieu, R.D., Benson, P.J., Fuller, G.A., Myers, P.C., Schild, R.E.: L43: An example of interaction between molecular outflows and dense cores. ApJ 330 (1988) 385–398Google Scholar
  93. McKee, C.F.: Photoionization-regulated star formation. ApJ 345 (1989) 782–801Google Scholar
  94. Mestel, L., Spitzer, L., Jr. MNRAS 116 (1956) 503Google Scholar
  95. Meyers-Rice, B.A., Lada, C.J.: The structure and kinematics of bipolar outflows: Observations and models of the Monoceros R2 outflow. ApJ 368 (1991) 445–462 (ML91)Google Scholar
  96. Mezger, P.G., Sievers, A., Zylka, R. et al.: Dust emission from star-forming regions. III. The Rho Ophiuchus cloud — where are the low-mass protostars? A&A 265 (1992) 743–751Google Scholar
  97. Mitchell, G.F., Curry, C., Maillard, J.P., Allen, M.: The gas environment of the young stellar object GL 2591 studied by infrared spectroscopy. ApJ 341 (1989) 1020–1034Google Scholar
  98. Mizuno, A., Fukui, Y., Iwata, T., Nozawa, S., Takano, T.: A remarkable multilobe molecular outflow: ϱ Ophiuchi East, associated with IRAS 16293-2422. ApJ 356 (1990) 184–194Google Scholar
  99. Morgan, J.A., Bally, J.: Molecular outflows in the L1641 region of Orion. ApJ 372 (1991) 505–517Google Scholar
  100. Morgan, J., Schloerb, F.P., Snell, R.L., Bally, J.: Molecular outflows associated with young stellar objects in the L1641 region of Orion. ApJ 376 (1991) 618–629Google Scholar
  101. Moriarty-Schieven, G.H., Snell, R.L.: High-resolution observations of the L1551 molecular outflow. II. Structure and kinematics. ApJ 332 (1988) 364–378Google Scholar
  102. Mouschovias, T.Ch.: 1976 Non-homologous contraction and equilibria of self-gravitating, magnetic interstellar clouds embedded in an intercloud medium: Star formation, ApJ 207 141–158Google Scholar
  103. Mouschovias, T.Ch.: Single-stage fragmentation and a modern theory of star formation. In C.J. Lada and N.D. Kylafis (eds.), The Physics of Star Formation and Early Stellar Evolution, Kluwer Academic Publishers, Dordrecht (1991) 449–468Google Scholar
  104. Mouschovias, T.Ch., Spitzer, L.: Note on the collapse of magnetic interstellar clouds. ApJ 210 (1976) 326–327Google Scholar
  105. Myers, P.C.: Clouds, cores, and stars in the nearest molecular complexes. In E. Falgarone, F. Boulanger, and G. Duvert (eds.), Fragmentation of Molecular Clouds and Star Formation, Kluwer Academic Publishers, Dordrecht (1991) 221–228Google Scholar
  106. Myers, P.C., Goodman, A.A.: Magnetic molecular clouds: Indirect evidence for magnetic support and ambipolar diffusion. ApJ, 329 (1987) 392–405Google Scholar
  107. Myers, P.C., Fuller, G.A., Mathieu, R.D., et al.: Near-infrared and optical observations of IRAS sources in and near dense cores. ApJ 319 (1987) 340–357Google Scholar
  108. Myers, P.C., Heyer, M., Snell, R.L., and Goldsmith, P.F.: Dense cores in dark clouds. V. CO outflows. ApJ 324 (1988) 907–919Google Scholar
  109. Myers, P.C., Fuller, G.A., Goodman, A.A., Benson. P.J.: Dense cores in dark clouds. VI. Shapes. ApJ 376 (1991) 561–572Google Scholar
  110. Nakano, T.: Contraction of magnetic interstellar clouds. Fund. Cosmic Phys. 9 (1984) 139–232Google Scholar
  111. Nishi, R, Nakano, T., Umebayashi, T.: Magnetic flux loss from interstellar clouds with various grain-size distributions. ApJ 368 (1991) 181–194Google Scholar
  112. Norman, C., Silk, J.: Clumpy giant molecular clouds: a dynamic model self-consistently regulated by T Tauri formation. ApJ 238 (1980) 158–174Google Scholar
  113. Novak, G., Gonatas, D.P., Hildebrand, R.H., Platt, S.R., Dragovan, M.: Polarization of far-infrared radiation from molecular clouds. ApJ 345 (1989) 802–810Google Scholar
  114. Panagia, N., Felli, M.: The spectrum of the free-free radiation from extended envelopes. A&A 39 (1985) 1–5Google Scholar
  115. Parker, N.D., Padman, R., Scott, P.F.: Outflows in dark clouds: their role in protostellar evolution. MNRAS 252 (1991) 442–461Google Scholar
  116. Pelletier, G., Pudritz, R.E.: Hydromagnetic disk winds in young stellar objects and active galactic nuclei. ApJ 394 (1992) 117–138Google Scholar
  117. Pérault, M., Falgarone, E., Puget, J.L.: 13CO observations of cool giant molecular clouds. A&A 152 (1985) 371–386Google Scholar
  118. Pouquet, A., Passot, T., Léorat, J.: Numerical simulations of turbulent compressible flows. In E. Falgarone, F. Boulanger, and G. Duvert (eds.), Fragmentation of Molecular Clouds and Star Formation, Kluwer Academic Publishers, Dordrecht (1991) 101–118Google Scholar
  119. Pudritz, R.E.: The origin of bipolar outflows. In R.E. Pudritz and M. Fich (eds.), Galactic and extragalactic star formation, Kluwer Academic Publishers, Dordrecht, (1986) 135–158Google Scholar
  120. Pudritz, R.E.: The stability of molecular clouds. ApJ 350 (1990) 195–208Google Scholar
  121. Puget, J.L.: Magnetic fields and the dynamics of molecular clouds. In E. Falgarone, F. Boulanger, and G. Duvert (eds.), Fragmentation of Molecular Clouds and Star Formation, Kluwer Academic Publishers, Dordrecht (1991) 75–81Google Scholar
  122. Raga, A., Cabrit, S.: Molecular outflows entrained by jet bowshocks. A&A 278 (1993) 267–278Google Scholar
  123. Raga, A., Cantó, J., Calvet, N., Rodríguez, L.F., Torrelles, J.M.: A unified stellar jet/molecular outflow model. ApJ (1993) in pressGoogle Scholar
  124. Ray, T.P., Mundt, R.: Interpreting jets from young stellar objects. In D. Burgarella, M. Livio, C.P. O Dea (eds.), Astrophysical Jets, Space Telescope Science Institute Symposium Series, (1993), Cambridge University Press, 145–176Google Scholar
  125. Reipurth, B.: Nature 340 (1989) 42Google Scholar
  126. Reipurth, B., Pettersson, B.: Star formation in Bok globules and low-mass clouds. V. Hα emission stars near Sa101, CG13, and CG22. A&A 267 (1993) 439–446Google Scholar
  127. Reipurth, B., Chini, R., Krügel, E., Kreysa, E., Sievers, A.: Cold dust around Herbig-Haro energy sources: A 1300 µm survey. A&A 273 (1993) 221–238Google Scholar
  128. Richer, J.S., Hills, R.E., Padman, R.: A fast CO jet in Orion B. MNRAS 254 (1992) 525–538Google Scholar
  129. Rodríguez, L.F., Carral, P., Ho, P.T.P., Moran, J.M.: Anisotropic mass outflow in regions of star formation. ApJ 260 (1982) 635–646Google Scholar
  130. Rodríguez, L.F., Ho, P.T.P., Torrelles, J.M., Curiel, S., Cantó, J.: VLA observations of the Herbig-Haro 1–2 system. ApJ 352 (1990) 645–653Google Scholar
  131. Scalo, J.M.: The fragmentation and hierarchical structure of the interstellar medium. In D.C. Black and M.S. Matthews (eds.), Protostars & Planets II, The University of Arizona Press, Tucson (1985) 201–296Google Scholar
  132. Scalo, J.M.: The stellar initial mass function. Fund. Cosmic. Phys. 11 (1986) 1–278Google Scholar
  133. Shu, F.H., Adams, F.C., Lizano, S.: Star formation in molecular clouds: Observation and theory. ARA&A 25 (1987) 23–81Google Scholar
  134. Shu, F.H., Ruden, S.P., Lada, C.J., Lizano, S.: Star formation and the nature of bipolar flows. ApJ 370 (1991) L31–L34Google Scholar
  135. Snell, R.L., Scoville, N.Z., Sanders, D.B., Erickson, N.R.: High-velocity molecular jets. ApJ 284 (1984) 176–193Google Scholar
  136. Snell, R.L. Bally, J.: Compact radio sources associated with molecular outflows. ApJ 303 (1986) 683–701Google Scholar
  137. Snell, R.L.: Bipolar outflows and stellar jets. In M. Peimbert and J. Jugaku (eds.), Star forming regions, Kluwer Academic Publishers, Dordrecht (1987) 213–237Google Scholar
  138. Spitzer, L.: Physical Processes in the Interstellar Medium, Wiley, New York (1978)Google Scholar
  139. Stahler, S.: The relation between optical jets and molecular outflows from young star. In D. Burgarella, M. Livio, C.P. O Dea (eds.), Astrophysical Jets, Space Telescope Science Institute Symposium Series, (1993), Cambridge University Press, 183–210Google Scholar
  140. Strom, K.M., Strom, S.E., Merrill, K.M.: Infrared luminosity functions for the young stellar population associated with the L1641 molecular cloud. ApJ 412 (1993) 233–253Google Scholar
  141. Strom, K.M., Margulis, M., Strom, S.E.: A study of the stellar population in the Lynds 1641 dark cloud: deep near infrared imaging. ApJ 345 (1989) L79–L82Google Scholar
  142. Stutzki, J., Genzel, R., Graf, U. et al.: UV penetrated clumpy molecular cloud cores. In E. Falgarone, F. Boulanger, and G. Duvert (eds.), Fragmentation of Molecular Clouds and Star Formation, Kluwer Academic Publishers, Dordrecht (1991) 235–244Google Scholar
  143. Terebey, S.: Molecular Hydrogen emission in L1448 associated with a highly collimated molecular outflow. Mem. S. A. It. 62 (1991) 823–828Google Scholar
  144. Terebey, S., Vogel, S.N., Myers, P.C.: Probing the circumstellar environments of very young low mass stars using water masers. ApJ 390 (1992) 181–190Google Scholar
  145. Tielens, A.G.G.M., Hollenbach, D.: Photodissociation regions. I. Basic model. ApJ 291 (1985) 722–746Google Scholar
  146. Tomisaka, K., Ikeuchi, S., Nakamura, T.: Equilibria and evolution of magnetic, rotating, isothermal clouds. II. The extreme case: non-rotating clouds. ApJ 335 (1988) 239–262Google Scholar
  147. Torrelles, J.M., Verdes-Montenegro, L., Ho, P.T.P., Rodríguez, L.F., Cantó, J.: From bipolar to quadrupolar: The collimation process of the Cepheus A outflow. ApJ 410 (1993) 202–217Google Scholar
  148. Verschueren, W., David, M.: The effect of gas removal on the dynamical evolution of young stellar clusters. A&A 219 (1989) 105–120Google Scholar
  149. Wilking, B.A., Lada, C.J.: The discovery of new embedded sources in the centrally condensed core of the rho Ophiuchi dark cloud: the formation of a bound cluster? ApJ 274 (1983) 698–716Google Scholar
  150. Wilking, B.A., Lada, C.J., Young, E.T.: IRAS observations of the ϱ Ophiuchi infrared cluster: spectral energy distribution and luminosity function. ApJ 340 (1989) 823–852Google Scholar
  151. Wootten, A.: Dense core structure and fragmentation in the Rho Ophiuchi molecular cloud. In E. Falgarone, F. Boulanger, and G. Duvert (eds.), Fragmentation of Molecular Clouds and Star Formation, Kluwer Academic Publishers, Dordrecht (1991) 229–233Google Scholar
  152. Yun, J.L., Clemens, D.P.: Star formation in small globules: Bart Bok was correct! ApJ 365 (1990) L73–L76Google Scholar

Copyright information

© Springer-Verlag 1994

Authors and Affiliations

  • Sylvie Cabrit
    • 1
  1. 1.Observatoire de GrenobleGrenoble CedexFrance

Personalised recommendations