Universität zu Köln

Bacmann, A., Caux, E., Hily-Blant, P., Parise, B., Pagani, L., Bottinelli, S., Maret, S., Vastel, C., Ceccarelli, C., Cernicharo, J., Henning, T., Castets, A., Coutens, A., Bergin, E. A., Blake, G. A., Crimier, N., Demyk, K., Dominik, C., Gerin, M., Hennebelle, P., Kahane, C., Klotz, A., Melnick, G., Schilke, P., Wakelam, V., Walters, A., Baudry, A., Bell, T., Benedettini, M., Boogert, A., Cabrit, S., Caselli, P., Codella, C., Comito, C., Encrenaz, P., Falgarone, E., Fuente, A., Goldsmith, P. F., Helmich, F., Herbst, E., Jacq, T., Kama, M., Langer, W., Lefloch, B., Lis, D., Lord, S., Lorenzani, A., Neufeld, D., Nisini, B., Pacheco, S., Pearson, J., Phillips, T., Salez, M., Saraceno, P., Schuster, K., Tielens, X., van der Tak, F. F. S., van der Wiel, M. H. D., Viti, S., Wyrowski, F., Yorke, H., Faure, A., Benz, A., Coeur-Joly, O., Cros, A., Guesten, R. and Ravera, L. (2010). First detection of ND in the solar-mass protostar IRAS16293-2422. Astron. Astrophys., 521. LES ULIS CEDEX A: EDP SCIENCES S A. ISSN 0004-6361

Ceccarelli, C., Bacmann, A., Boogert, A., Caux, E., Dominik, C., Lefloch, B., Lis, D., Schilke, P., van der Tak, F., Caselli, P., Cernicharo, J., Codella, C., Comito, C., Fuente, A., Baudry, A., Bell, T., Benedettini, M., Bergin, E. A., Blake, G. A., Bottinelli, S., Cabrit, S., Castets, A., Coutens, A., Crimier, N., Demyk, K., Encrenaz, P., Falgarone, E., Gerin, M., Goldsmith, P. F., Helmich, F., Hennebelle, P., Henning, T., Herbst, E., Hily-Blant, P., Jacq, T., Kahane, C., Kama, M., Klotz, A., Langer, W., Lord, S., Lorenzani, A., Maret, S., Melnick, G., Neufeld, D., Nisini, B., Pacheco, S., Pagani, L., Parise, B., Pearson, J., Phillips, T., Salez, M., Saraceno, P., Schuster, K., Tielens, X., van der Wiel, M. H. D., Vastel, C., Viti, S., Wakelam, V., Walters, A., Wyrowski, F., Yorke, H., Liseau, R., Olberg, M., Szczerba, R. ORCID: 0000-0003-2886-4460, Benz, A. O. and Melchior, M. (2010). Herschel spectral surveys of star- forming regions Overview of the 555-636 GHz range. Astron. Astrophys., 521. LES ULIS CEDEX A: EDP SCIENCES S A. ISSN 0004-6361

Emprechtinger, M., Lis, D. C., Bell, T., Phillips, T. G., Schilke, P., Comito, C., Rolffs, R., van der Tak, F., Ceccarelli, C., Aarts, H., Bacmann, A., Baudry, A., Benedettini, M., Bergin, E. A., Blake, G., Boogert, A., Bottinelli, S., Cabrit, S., Caselli, P., Castets, A., Caux, E., Cernicharo, J., Codella, C., Coutens, A., Crimier, N., Demyk, K., Dominik, C., Encrenaz, P., Falgarone, E., Fuente, A., Gerin, M., Goldsmith, P., Helmich, F., Hennebelle, P., Henning, T., Herbst, E., Hily-Blant, P., Jacq, T., Kahane, C., Kama, M., Klotz, A., Kooi, J., Langer, W., Lefloch, B., Loose, A., Lord, S., Lorenzani, A., Maret, S., Melnick, G., Neufeld, D., Nisini, B., Ossenkopf, V., Pacheco, S., Pagani, L., Parise, B., Pearson, J., Risacher, C., Salez, M., Saraceno, P., Schuster, K., Stutzki, J., Tielens, X., van der Wiel, M., Vastel, C., Viti, S., Wakelam, V., Walters, A., Wyrowski, F. and Yorke, H. (2010). The distribution of water in the high-mass star-forming region NGC 6334 I. Astron. Astrophys., 521. LES ULIS CEDEX A: EDP SCIENCES S A. ISSN 0004-6361

Falgarone, E., Godard, B., Cernicharo, J., De Luca, M., Gerin, M., Phillips, T. G., Black, J. H., Lis, D. C., Bell, T. A., Boulanger, F., Coutens, A., Dartois, E., Encrenaz, P., Giesen, T., Goicoechea, J. R., Goldsmith, P. F., Gupta, H., Gry, C., Hennebelle, P., Herbst, E., Hily-Blant, P., Joblin, C., Kazmierczak, M., Kolos, R., Krelowski, J., Martin-Pintado, J., Monje, R., Mookerjea, B., Neufeld, D. A., Perault, M., Pearson, J. C., Persson, C., Plume, R., Salez, M., Schmidt, M., Sonnentrucker, P., Stutzki, J., Teyssier, D., Vastel, C., Yu, S., Menten, K., Geballe, T. R., Schlemmer, S., Shipman, R., Tielens, A. G. G. M., Philipp, S., Cros, A., Zmuidzinas, J., Samoska, L. A., Klein, K., Lorenzani, A., Szczerba, R. ORCID: 0000-0003-2886-4460, Peron, I., Cais, P., Gaufre, P., Cros, A., Ravera, L., Morris, P., Lord, S. and Planesas, P. (2010). CH+(1-0) and (CH+)-C-13(1-0) absorption lines in the direction of massive star-forming regions. Astron. Astrophys., 521. LES ULIS CEDEX A: EDP SCIENCES S A. ISSN 0004-6361

Gerin, M., De Luca, M., Goicoechea, J. R., Herbst, E., Falgarone, E., Godard, B., Bell, T. A., Coutens, A., Kazmierczak, M., Sonnentrucker, P., Black, J. H., Neufeld, D. A., Phillips, T. G., Pearson, J., Rimmer, P. B., Hassel, G., Lis, D. C., Vastel, C., Boulanger, F., Cernicharo, J., Dartois, E., Encrenaz, P., Giesen, T., Goldsmith, P. F., Gupta, H., Gry, C., Hennebelle, P., Hily-Blant, P., Joblin, C., Kolos, R., Krelowski, J., Martin-Pintado, J., Monje, R., Mookerjea, B., Perault, M., Persson, C., Plume, R., Salez, M., Schmidt, M., Stutzki, J., Teyssier, D., Yu, S., Contursi, A., Menten, K., Geballe, T. R., Schlemmer, S., Morris, P., Hatch, W. A., Imram, M., Ward, J. S., Caux, E., Guesten, R., Klein, T., Roelfsema, P., Dieleman, P., Schieder, R., Honingh, N. and Zmuidzinas, J. (2010). Interstellar CH absorption in the diffuse interstellar medium along the sight-lines to G10.6-0.4 (W31C), W49N, and W51. Astron. Astrophys., 521. LES ULIS CEDEX A: EDP SCIENCES S A. ISSN 0004-6361

Hily-Blant, P., Maret, S., Bacmann, A., Bottinelli, S., Parise, B., Caux, E., Faure, A., Bergin, E. A., Blake, G. A., Castets, A., Ceccarelli, C., Cernicharo, J., Coutens, A., Crimier, N., Demyk, K., Dominik, C., Gerin, M., Hennebelle, P., Henning, T., Kahane, C., Klotz, A., Melnick, G., Pagani, L., Schilke, P., Vastel, C., Wakelam, V., Walters, A., Baudry, A., Bell, T., Benedettini, M., Boogert, A., Cabrit, S., Caselli, P., Codella, C., Comito, C., Encrenaz, P., Falgarone, E., Fuente, A., Goldsmith, P. F., Helmich, F., Herbst, E., Jacq, T., Kama, M., Langer, W., Lefloch, B., Lis, D., Lord, S., Lorenzani, A., Neufeld, D., Nisini, B., Pacheco, S., Phillips, T., Salez, M., Saraceno, P., Schuster, K., Tielens, X., van der Tak, F., van der Wiel, M. H. D., Viti, S., Wyrowski, F. and Yorke, H. (2010). Nitrogen hydrides in the cold envelope of IRAS 16293-2422. Astron. Astrophys., 521. LES ULIS CEDEX A: EDP SCIENCES S A. ISSN 0004-6361

Jacob, A. M., Neufeld, D. A., Schilke, P., Wiesemeyer, H., Kim, W-J, Bialy, S., Busch, M., Elia, D., Falgarone, E., Gerin, M., Godard, B., Higgins, R., Hennebelle, P., Indriolo, N., Lis, D. C., Menten, K. M., Sanchez-Monge, A., Moeller, T., Ossenkopf-Okada, V, Rugel, M. R., Seifried, D., Sonnentrucker, P., Walch, S., Wolfire, M. G., Wyrowski, F. and Valdivia, V. (2022). HyGAL: Characterizing the Galactic Interstellar Medium with Observations of Hydrides and Other Small Molecules. I. Survey Description and a First Look Toward W3(OH), W3 IRS5, and NGC 7538 IRS1. Astrophys. J., 930 (2). BRISTOL: IOP Publishing Ltd. ISSN 1538-4357

Kama, M., Dominik, C., Maret, S., van der Tak, F., Caux, E., Ceccarelli, C., Fuente, A., Crimier, N., Lord, S., Bacmann, A., Baudry, A., Bell, T., Benedettini, M., Bergin, E. A., Blake, G. A., Boogert, A., Bottinelli, S., Cabrit, S., Caselli, P., Castets, A., Cernicharo, J., Codella, C., Comito, C., Coutens, A., Demyk, K., Encrenaz, P., Falgarone, E., Gerin, M., Goldsmith, P. F., Helmich, F., Hennebelle, P., Henning, T., Herbst, E., Hily-Blant, P., Jacq, T., Kahane, C., Klotz, A., Langer, W., Lefloch, B., Lis, D., Lorenzani, A., Melnick, G., Nisini, B., Pacheco, S., Pagani, L., Parise, B., Pearson, J., Phillips, T., Salez, M., Saraceno, P., Schilke, P., Schuster, K., Tielens, X., van der Wiel, M. H. D., Vastel, C., Viti, S., Wakelam, V., Walters, A., Wyrowski, F., Yorke, H., Cais, P., Guesten, R., Philipp, S., Klein, T. and Helmich, F. (2010). The methanol lines and hot core of OMC2-FIR4, an intermediate-mass protostar, with Herschel/HIFI. Astron. Astrophys., 521. LES ULIS CEDEX A: EDP SCIENCES S A. ISSN 0004-6361

Lis, D. C., Pearson, J. C., Neufeld, D. A., Schilke, P., Mueller, H. S. P., Gupta, H., Bell, T. A., Comito, C., Phillips, T. G., Bergin, E. A., Ceccarelli, C., Goldsmith, P. F., Blake, G. A., Bacmann, A., Baudry, A., Benedettini, M., Benz, A., Black, J., Boogert, A., Bottinelli, S., Cabrit, S., Caselli, P., Castets, A., Caux, E., Cernicharo, J., Codella, C., Coutens, A., Crimier, N., Crockett, N. R., Daniel, F., Demyk, K., Dominic, C., Dubernet, M. -L., Emprechtinger, M., Encrenaz, P., Falgarone, E., Fuente, A., Gerin, M., Giesen, T. F., Goicoechea, J. R., Helmich, F., Hennebelle, P., Henning, Th., Herbst, E., Hily-Blant, P., Hjalmarson, A., Hollenbach, D., Jack, T., Joblin, C., Johnstone, D., Kahane, C., Kama, M., Kaufman, M., Klotz, A., Langer, W. D., Larsson, B., Le Bourlot, J., Lefloch, B., Le Petit, F., Li, D., Liseau, R., Lord, S. D., Lorenzani, A., Maret, S., Martin, P. G., Melnick, G. J., Menten, K. M., Morris, P., Murphy, J. A., Nagy, Z., Nisini, B., Ossenkopf, V., Pacheco, S., Pagani, L., Parise, B., Perault, M., Plume, R., Qin, S. -L., Roueff, E., Salez, M., Sandqvist, A., Saraceno, P., Schlemmer, S., Schuster, K., Snell, R., Stutzki, J., Tielens, A., Trappe, N., van der Tak, F. F. S., van der Wiel, M. H. D., van Dishoeck, E., Vastel, C., Viti, S., Wakelam, V., Walters, A., Wang, S., Wyrowski, F., Yorke, H. W., Yu, S., Zmuidzinas, J., Delorme, Y., Desbat, J. -P., Guesten, R., Krieg, J. -M. and Delforge, B. (2010). Herschel/HIFI discovery of interstellar chloronium (H2Cl+). Astron. Astrophys., 521. LES ULIS CEDEX A: EDP SCIENCES S A. ISSN 1432-0746

Lis, D. C., Phillips, T. G., Goldsmith, P. F., Neufeld, D. A., Herbst, E., Comito, C., Schilke, P., Mueller, H. S. P., Bergin, E. A., Gerin, M., Bell, T. A., Emprechtinger, M., Black, J. H., Blake, G. A., Boulanger, F., Caux, E., Ceccarelli, C., Cernicharo, J., Coutens, A., Crockett, N. R., Daniel, F., Dartois, E., De Luca, M., Dubernet, M. -L., Encrenaz, P., Falgarone, E., Geballe, T. R., Godard, B., Giesen, T. F., Goicoechea, J. R., Gry, C., Gupta, H., Hennebelle, P., Hily-Blant, P., Kolos, R., Krelowski, J., Joblin, C., Johnstone, D., Kazmierczak, M., Lord, S. D., Maret, S., Martin, P. G., Martin-Pintado, J., Melnick, G. J., Menten, K. M., Monje, R., Mookerjea, B., Morris, P., Murphy, J. A., Ossenkopf, V., Pearson, J. C., Perault, M., Persson, C., Plume, R., Qin, S. -L., Salez, M., Schlemmer, S., Schmidt, M., Sonnentrucker, P., Stutzki, J., Teyssier, D., Trappe, N., van der Tak, F. F. S., Vastel, C., Wang, S., Yorke, H. W., Yu, S., Zmuidzinas, J., Boogert, A., Erickson, N., Karpov, A., Kooi, J., Maiwald, F. W., Schieder, R. and Zaal, P. (2010). Herschel/HIFI measurements of the ortho/para ratio in water towards Sagittarius B2(M) and W31C. Astron. Astrophys., 521. LES ULIS CEDEX A: EDP SCIENCES S A. ISSN 0004-6361

Louvet, F., Motte, F., Hennebelle, P., Maury, A., Bonnell, I., Bontemps, S., Gusdorf, A., Hill, T., Gueth, F., Peretto, N., Duarte-Cabral, A., Stephan, G., Schilke, P., Csengeri, T., Luong, Q. Nguyen and Lis, D. C. (2014). The W43-MM1 mini-starburst ridge, a test for star formation efficiency models. Astron. Astrophys., 570. LES ULIS CEDEX A: EDP SCIENCES S A. ISSN 1432-0746

Mookerjea, B., Giesen, T., Stutzki, J., Cernicharo, J., Goicoechea, J. R., De Luca, M., Bell, T. A., Gupta, H., Gerin, M., Persson, C. M., Sonnentrucker, P., Makai, Z., Black, J., Boulanger, F., Coutens, A., Dartois, E., Encrenaz, P., Falgarone, E., Geballe, T., Godard, B., Goldsmith, P. F., Gry, C., Hennebelle, P., Herbst, E., Hily-Blant, P., Joblin, C., Kazmierczak, M., Kolos, R., Krelowski, J., Lis, D. C., Martin-Pintado, J., Menten, K. M., Monje, R., Pearson, J. C., Perault, M., Phillips, T. G., Plume, R., Salez, M., Schlemmer, S., Schmidt, M., Teyssier, D., Vastel, C., Yu, S., Dieleman, P., Guesten, R., Honingh, C. E., Morris, P., Roelfsema, P., Schieder, R., Tielens, A. G. G. M. and Zmuidzinas, J. (2010). Excitation and abundance of C-3 in star forming cores Herschel/HIFI observations of the sight-lines to W31C and W49N. Astron. Astrophys., 521. LES ULIS CEDEX A: EDP SCIENCES S A. ISSN 0004-6361

Neufeld, D. A., Goicoechea, J. R., Sonnentrucker, P., Black, J. H., Pearson, J., Yu, S., Phillips, T. G., Lis, D. C., De Luca, M., Herbst, E., Rimmer, P., Gerin, M., Bell, T. A., Boulanger, F., Cernicharo, J., Coutens, A., Dartois, E., Kazmierczak, M., Encrenaz, P., Falgarone, E., Geballe, T. R., Giesen, T., Godard, B., Goldsmith, P. F., Gry, C., Gupta, H., Hennebelle, P., Hily-Blant, P., Joblin, C., Kolos, R., Krclowski, J., Martin-Pintado, J., Menten, K. M., Monje, R., Mookerjea, B., Perault, M., Persson, C., Plume, R., Salez, M., Schlemmer, S., Schmidt, M., Stutzki, J., Teyssier, D., Vastel, C., Cros, A., Klein, K., Lorenzani, A., Philipp, S., Samoska, A., Shipman, R., Tielens, A. G. G. M., Szczerba, R. ORCID: 0000-0003-2886-4460 and Zmuidzinas, J. (2010). Herschel/HIFI observations of interstellar OH+ and H2O+ towards W49N: a probe of diffuse clouds with a small molecular fraction. Astron. Astrophys., 521. LES ULIS CEDEX A: EDP SCIENCES S A. ISSN 0004-6361

Persson, C. M., Black, J. H., Cernicharo, J., Goicoechea, J. R., Hassel, G. E., Herbst, E., Gerin, M., De Luca, M., Bell, T. A., Coutens, A., Falgarone, E., Goldsmith, P. F., Gupta, H., Kazmierczak, M., Lis, D. C., Mookerjea, B., Neufeld, D. A., Pearson, J., Phillips, T. G., Sonnentrucker, P., Stutzki, J., Vastel, C., Yu, S., Boulanger, F., Dartois, E., Encrenaz, P., Geballe, T. R., Giesen, T., Godard, B., Gry, C., Hennebelle, P., Hily-Blant, P., Joblin, C., Kolos, R., Krelowski, J., Martin-Pintado, J., Menten, K., Monje, R., Perault, M., Plume, R., Salez, M., Schlemmer, S., Schmidt, M., Teyssier, D., Peron, I., Cais, P., Gaufre, P., Cros, A., Ravera, L., Morris, P., Lord, S. and Planesas, P. (2010). Nitrogen hydrides in interstellar gas Herschel/HIFI observations towards G10.6-0.4 (W31C). Astron. Astrophys., 521. LES ULIS CEDEX A: EDP SCIENCES S A. ISSN 0004-6361

Soler, J. D., Beuther, H., Rugel, M., Wang, Y., Clark, P. C., Glover, S. C. O., Goldsmith, P. F., Heyer, M., Anderson, L. D., Goodman, A., Henning, Th., Kainulainen, J., Klessen, R. S., Longmore, S. N., McClure-Griffiths, N. M., Menten, K. M., Mottram, J. C., Ott, J., Ragan, S. E., Smith, R. J., Urquhart, J. S., Bigiel, F., Hennebelle, P., Roy, N. and Schilke, P. (2019). Histogram of oriented gradients: a technique for the study of molecular cloud formation. Astron. Astrophys., 622. LES ULIS CEDEX A: EDP SCIENCES S A. ISSN 1432-0746

Soler, J. D., Beuther, H., Syed, J., Wang, Y., Anderson, L. D., Glover, S. C. O., Hennebelle, P., Heyer, M., Henning, Th., Izquierdo, A. F., Klessen, R. S., Linz, H., McClure-Griffiths, N. M., Ott, J., Ragan, S. E., Rugel, M., Schneider, N., Smith, R. J., Sormani, M. C., Stil, J. M., Tress, R. and Urquhart, J. S. (2020). The history of dynamics and stellar feedback revealed by the HI filamentary structure in the disk of the Milky Way. Astron. Astrophys., 642. LES ULIS CEDEX A: EDP SCIENCES S A. ISSN 1432-0746

Sonnentrucker, P., Neufeld, D. A., Phillips, T. G., Gerin, M., Lis, D. C., De Luca, M., Goicoechea, J. R., Black, J. H., Bell, T. A., Boulanger, F., Cernicharo, J., Coutens, A., Dartois, E., Kazmierczak, M., Encrenaz, P., Falgarone, E., Geballe, T. R., Giesen, T., Godard, B., Goldsmith, P. F., Gry, C., Gupta, H., Hennebelle, P., Herbst, E., Hily-Blant, P., Joblin, C., Kolos, R., Krelowski, J., Martin-Pintado, J., Menten, K. M., Monje, R., Mookerjea, B., Pearson, J., Perault, M., Persson, C. M., Plume, R., Salez, M., Schlemmer, S., Schmidt, M., Stutzki, J., Teyssier, D., Vastel, C., Yu, S., Caux, E., Guesten, R., Hatch, W. A., Klein, T., Mehdi, I., Morris, P. and Ward, J. S. (2010). Detection of hydrogen fluoride absorption in diffuse molecular clouds with Herschel/HIFI: an ubiquitous tracer of molecular gas. Astron. Astrophys., 521. LES ULIS CEDEX A: EDP SCIENCES S A. ISSN 0004-6361

Trevino-Morales, S. P., Fuente, A., Sanchez-Monge, A., Kainulainen, J., Didelon, P., Suri, S., Schneider, N., Ballesteros-Paredes, J., Lee, Y. -N., Hennebelle, P., Pilleri, P., Gonzalez-Garcia, M., Kramer, C., Garcia-Burillo, S., Luna, A., Goicoechea, J. R., Tremblin, P. and Geen, S. (2019). Dynamics of cluster-forming hub-filament systems The case of the high-mass star-forming complex Monoceros R2. Astron. Astrophys., 629. LES ULIS CEDEX A: EDP SCIENCES S A. ISSN 1432-0746

Vastel, C., Ceccarelli, C., Caux, E., Coutens, A., Cernicharo, J., Bottinelli, S., Demyk, K., Faure, A., Wiesenfeld, L., Scribano, Y., Bacmann, A., Hily-Blant, P., Maret, S., Walters, A., Bergin, E. A., Blake, G. A., Castets, A., Crimier, N., Dominik, C., Encrenaz, P., Gerin, M., Hennebelle, P., Kahane, C., Klotz, A., Melnick, G., Pagani, L., Parise, B., Schilke, P., Wakelam, V., Baudry, A., Bell, T., Benedettini, M., Boogert, A., Cabrit, S., Caselli, P., Codella, C., Comito, C., Falgarone, E., Fuente, A., Goldsmith, P. F., Helmich, F., Henning, T., Herbst, E., Jacq, T., Kama, M., Langer, W., Lefloch, B., Lis, D., Lord, S., Lorenzani, A., Neufeld, D., Nisini, B., Pacheco, S., Pearson, J., Phillips, T., Salez, M., Saraceno, P., Schuster, K., Tielens, X., van der Tak, F., van der Wiel, M. H. D., Viti, S., Wyrowski, F., Yorke, H., Cais, P., Krieg, J. M., Olberg, M. and Ravera, L. (2010). Ortho-to-para ratio of interstellar heavy water. Astron. Astrophys., 521. LES ULIS CEDEX A: EDP SCIENCES S A. ISSN 0004-6361

van der Wiel, M. H. D., van der Tak, F. F. S., Lis, D. C., Bell, T., Bergin, E. A., Comito, C., Emprechtinger, M., Schilke, P., Caux, E., Ceccarelli, C., Baudry, A., Goldsmith, P. F., Herbst, E., Langer, W., Lord, S., Neufeld, D., Pearson, J., Phillips, T., Rolffs, R., Yorke, H., Bacmann, A., Benedettini, M., Blake, G. A., Boogert, A., Bottinelli, S., Cabrit, S., Caselli, P., Castets, A., Cernicharo, J., Codella, C., Coutens, A., Crimier, N., Demyk, K., Dominik, C., Encrenaz, P., Falgarone, E., Fuente, A., Gerin, M., Helmich, F., Hennebelle, P., Henning, T., Hily-Blant, P., Jacq, T., Kahane, C., Kama, M., Klotz, A., Lefloch, B., Lorenzani, A., Maret, S., Melnick, G., Nisini, B., Pacheco, S., Pagani, L., Parise, B., Salez, M., Saraceno, P., Schuster, K., Tielens, A. G. G. M., Vastel, C., Viti, S., Wakelam, V., Walters, A., Wyrowski, F., Edwards, K., Zmuidzinas, J., Morris, P., Samoska, L. A. and Teyssier, D. (2010). Herschel/HIFI observations of spectrally resolved methylidyne signatures toward the high-mass star-forming core NGC 6334I. Astron. Astrophys., 521. LES ULIS CEDEX A: EDP SCIENCES S A. ISSN 0004-6361