Zobrazeno 1 - 10
of 300
pro vyhledávání: '"Graauw, Th."'
Autor:
de Val-Borro, M., Bockelée-Morvan, D., Jehin, E., Hartogh, P., Opitom, C., Szutowicz, S., Biver, N., Crovisier, J., Lis, D. C., Rezac, L., de Graauw, Th., Hutsemékers, D., Jarchow, C., Kidger, M., Küppers, M., Lara, L. M., Manfroid, J., Rengel, M., Swinyard, B. M., Teyssier, D., Vandenbussche, B., Waelkens, C.
Publikováno v:
Astron.Astrophys. 564 (2014) A124
We aimed to measure the H2O and dust production rates in C/2006 W3 (Christensen) with the Herschel Space Observatory at a heliocentric distance of ~ 5 AU. We have searched for emission in the H2O and NH3 ground-state rotational transitions at 557 GHz
Externí odkaz:
http://arxiv.org/abs/1404.4869
Autor:
Johnstone, D., Fich, M., McCoey, C., van Kempen, T. A., Fuente, A., Kristensen, L. E., Cernicharo, J., Caselli, P., Visser, R., Plume, R., Herczeg, G. J., van Dishoeck, E. F., Wampfler, S., Bachiller, R., Baudry, A., Benedettini, M., Bergin, E., Benz, A. O., Bjerkeli, P., Blake, G., Bontemps, S., Braine, J., Bruderer, S., Codella, C., Daniel, F., di Giorgio, A. M., Dominik, C., Doty, S. D., Encrenaz, P., Giannini, T., Goicoechea, J. R., de Graauw, Th., Helmich, F., Herpin, F., Hogerheijde, M. R., Jacq, T., Jørgensen, J. K., Larsson, B., Lis, D., Liseau, R., Marseille, M., Melnick, G., Neufeld, D., Nisini, B., Olberg, M., Parise, B., Pearson, J., Risacher, C., Santiago-García, J., Saraceno, P., Shipman, R., Tafalla, M., van der Tak, F., Wyrowski, F., Yıldız, U. A., Caux, E., Honingh, N., Jellema, W., Schieder, R., Teyssier, D., Whyborn, N.
HERSCHEL-HIFI observations of water from the intermediate mass protostar NGC7129 FIRS 2 provide a powerful diagnostic of the physical conditions in this star formation environment. Six spectral settings, covering four H216O and two H218O lines, were
Externí odkaz:
http://arxiv.org/abs/1008.1254
Autor:
Yıldız, U. A., van Dishoeck, E. F., Kristensen, L. E., Visser, R., Jørgensen, J. K., Herczeg, G. J., van Kempen, T. A., Hogerheijde, M. R., Doty, S. D., Benz, A. O., Bruderer, S., Wampfler, S. F., Deul, E., Bachiller, R., Baudry, A., Benedettini, M., Bergin, E., Bjerkeli, P., Blake, G. A., Bontemps, S., Braine, J., Caselli, P., Cernicharo, J., Codella, C., Daniel, F., di Giorgio, A. M., Dominik, C., Encrenaz, P., Fich, M., Fuente, A., Giannini, T., Goicoechea, J. R., de Graauw, Th., Helmich, F., Herpin, F., Jacq, T., Johnstone, D., Larsson, B., Lis, D., Liseau, R., Liu, F. -C., Marseille, M., McCoey, C., Melnick, G., Neufeld, D., Nisini, B., Olberg, M., Parise, B., Pearson, J. C., Plume, R., Risacher, C., Santiago-Garcia, J., Saraceno, P., Shipman, R., Tafalla, M., Tielens, A. G. G. M., van der Tak, F., Wyrowski, F., Dieleman, P., Jellema, W., Ossenkopf, V., Schieder, R., Stutzki, J.
Publikováno v:
A&A HIFI Special Issue, 2010
Herschel-HIFI observations of high-J lines (up to J_u=10) of 12CO, 13CO and C18O are presented toward three deeply embedded low-mass protostars, NGC 1333 IRAS 2A, IRAS 4A, and IRAS 4B, obtained as part of the Water In Star-forming regions with Hersch
Externí odkaz:
http://arxiv.org/abs/1008.0867
Autor:
Wyrowski, F., van der Tak, F., Herpin, F., Baudry, A., Bontemps, S., Chavarria, L., Frieswijk, W., Jacq, T., Marseille, M., Shipman, R., van Dishoeck, E. F, Benz, A. O., Caselli, P., Hogerheijde, M. R., Johnstone, D., Liseau, R., Bachiller, R., Benedettini, M., Bergin, E., Bjerkeli, P., Blake, G., Braine, J., Bruderer, S., Cernicharo, J., Codella, C., Daniel, F., di Giorgio, A. M., Dominik, C., Doty, S. D., Encrenaz, P., Fich, M., Fuente, A., Giannini, T., Goicoechea, J. R., de Graauw, Th., Helmich, F., Herczeg, G. J., Jørgensen, J. K., Kristensen, L. E., Larsson, B., Lis, D., McCoey, C., Melnick, G., Nisini, B., Olberg, M., Parise, B., Pearson, J. C., Plume, R., Risacher, C., Santiago, J., Saraceno, P., Tafalla, M., van Kempen, T. A., Visser, R., Wampfler, S., Yıldız, U. A., Black, J. H., Falgarone, E., Gerin, M., Roelfsema, P., Dieleman, P., Beintema, D., De Jonge, A., Whyborn, N., Stutzki, J., Ossenkopf, V.
Early results from the Herschel Space Observatory revealed the water cation H2O+ to be an abundant ingredient of the interstellar medium. Here we present new observations of the H2O and H2O+ lines at 1113.3 and 1115.2 GHz using the Herschel Space Obs
Externí odkaz:
http://arxiv.org/abs/1007.4370
Autor:
Chavarria, L., Herpin, F., Jacq, T., Braine, J., Bontemps, S., Baudry, A., Marseille, M., van der Tak, F., Pietropaoli, B., Wyrowski, F., Shipman, R., Frieswijk, W., van Dishoeck, E. F., Cernicharo, J., Bachiller, R., Benedettini, M., Benz, A. O., Bergin, E., Bjerkeli, P., Blake, G. A., Bruderer, S., Caselli, P., Codella, C., Daniel, F., di Giorgio, A. M., Dominik, C., Doty, S. D., Encrenaz, P., Fich, M., Fuente, A., Giannini, T., Goicoechea, J. R., de Graauw, Th., Hartogh, P., Helmich, F., Herczeg, G. J., Hogerheijde, M. R., Johnstone, D., Jørgensen, J. K., Kristensen, L. E., Larsson, B., Lis, D., Liseau, R., McCoey, C., Melnick, G., Nisini, B., Olberg, M., Parise, B., Pearson, J. C., Plume, R., Risacher, C., Santiago-Garcia, J., Saraceno, P., Szczerba, J. Stutzki R., Tafalla, M., Tielens, A., van Kempen, T. A., Visser, R., Wampfler, S. F., Willem, J., Yıldız, U. A.
We present Herschel observations of the water molecule in the massive star-forming region W3 IRS5. The o-H17O 110-101, p-H18O 111-000, p-H2O 22 202-111, p-H2O 111-000, o-H2O 221-212, and o-H2O 212-101 lines, covering a frequency range from 552 up to
Externí odkaz:
http://arxiv.org/abs/1007.3986
Autor:
Bruderer, S., Benz, A. O., van Dishoeck, E. F., Melchior, M., Doty, S. D., van der Tak, F., Stäuber, P., Wampfler, S. F., Dedes, C., Yıldız, U. A., Pagani, L., Giannini, T., de Graauw, Th., Whyborn, N., Teyssier, D., Jellema, W., Shipman, R., Schieder, R., Honingh, N., Caux, E., Bächtold, W., Csillaghy, A., Monstein, C., Bachiller, R., Baudry, A., Benedettini, M., Bergin, E., Bjerkeli, P., Blake, G. A., Bontemps, S., Braine, J., Caselli, P., Cernicharo, J., Codella, C., Daniel, F., di Giorgio, A. M., Dominik, C., Encrenaz, P., Fich, M., Fuente, A., Goicoechea, J. R., Helmich, F., Herczeg, G. J., Herpin, F., Hogerheijde, M. R., Jacq, T., Johnstone, D., Jørgensen, J. K., Kristensen, L. E., Larsson, B., Lis, D., Liseau, R., Marseille, M., McCoey, C., Melnick, G., Neufeld, D., Nisini, B., Olberg, M., Parise, B., Pearson, J. C., Plume, R., Risacher, C., Santiago-Garcia, J., Saraceno, P., Tafalla, M., van Kempen, T. A., Visser, R., Wyrowski, F.
The Heterodyne Instrument for the Far Infrared (HIFI) onboard the Herschel Space Observatory allows the first observations of light diatomic molecules at high spectral resolution and in multiple transitions. Here, we report deep integrations using HI
Externí odkaz:
http://arxiv.org/abs/1007.3408
Autor:
Kristensen, L. E., Visser, R., van Dishoeck, E. F., Yıldız, U. A., Doty, S. D., Herczeg, G. J., Liu, F. -C., Parise, B., Jørgensen, J. K., van Kempen, T. A., Brinch, C., Wampfler, S. F., Bruderer, S., Benz, A. O., Hogerheijde, M. R., Deul, E., Bachiller, R., Baudry, A., Benedettini, M., Bergin, E. A., Bjerkeli, P., Blake, G. A., Bontemps, S., Braine, J., Caselli, P., Cernicharo, J., Codella, C., Daniel, F., de Graauw, Th., di Giorgio, A. M., Dominik, C., Encrenaz, P., Fich, M., Fuente, A., Giannini, T., Goicoechea, J. R., Helmich, F., Herpin, F., Jacq, T., Johnstone, D., Kaufman, M. J., Larsson, B., Lis, D., Liseau, R., Marseille, M., McCoey, C., Melnick, G., Neufeld, D., Nisini, B., Olberg, M., Pearson, J. C., Plume, R., Risacher, C., Santiago-Garcia, J., Saraceno, P., Shipman, R., Tafalla, M., Tielens, A. G. G. M., van der Tak, F., Wyrowski, F., Beintema, D., de Jonge, A., Dieleman, P., Ossenkopf, V., Roelfsema, P., Stutzki, J., Whyborn, N.
'Water In Star-forming regions with Herschel' (WISH) is a key programme dedicated to studying the role of water and related species during the star-formation process and constraining the physical and chemical properties of young stellar objects. The
Externí odkaz:
http://arxiv.org/abs/1007.3031
Autor:
Wampfler, S. F., Herczeg, G. J., Bruderer, S., Benz, A. O., van Dishoeck, E. F., Kristensen, L. E., Visser, R., Doty, S. D., Melchior, M., van Kempen, T. A., Yildiz, U. A., Dedes, C., Goicoechea, J. R., Baudry, A., Melnick, G., Bachiller, R., Benedettini, M., Bergin, E., Bjerkeli, P., Blake, G. A., Bontemps, S., Braine, J., Caselli, P., Cernicharo, J., Codella, C., Daniel, F., di Giorgio, A. M., Dominik, C., Encrenaz, P., Fich, M., Fuente, A., Giannini, T., de Graauw, Th., Helmich, F., Herpin, F., Jacq, T., Johnstone, D., ørgensen, J. K. J, Larsson, B., Lis, D., Liseau, R., Marseille, M., McCoey, C., Neufeld, D., Nisini, B., Olberg, M., Parise, B., Pearson, J. C., Plume, R., Risacher, C., Santiago-Garcia, J., Saraceno, P., Shipman, R., Tafalla, M., van der Tak, F. F. S., Wyrowski, F., Roelfsema, P., Jellema, W., Dieleman, P., Caux, E., Stutzki, J.
Water in Star-forming regions with Herschel (WISH) is a Herschel Key Program investigating the water chemistry in young stellar objects (YSOs) during protostellar evolution. Hydroxyl (OH) is one of the reactants in the chemical network most closely l
Externí odkaz:
http://arxiv.org/abs/1007.2198
Autor:
Bergin, E. A., Phillips, T. G., Comito, C., Crockett, N. R., Lis, D. C., Schilke, P., Wang, S., Bell, T. A., Blake, G. A., Bumble, B., Caux, E., Cabrit, S., Ceccarelli, C., Cernicharo, J., Daniel, F., de Graauw, Th., Dubernet, M. -L., Emprechtinger, M., Encrenaz, P., Falgarone, E., Gerin, M., Giesen, T. F., Goicoechea, J. R., Goldsmith, P. F., Gupta, H., Hartogh, P., Helmich, F. P., Herbst, E., Joblin, C., Johnstone, D., Kawamura, J. H., Langer, W. D., Latter, W. B., Lord, S. D., Maret, S., Martin, P. G., Melnick, G. J., Menten, K. M., Morris, P., Muller, H. S. P., Murphy, J. A., Neufeld, D. A., Ossenkopf, V., Pagani, L., Pearson, J. C., Perault, M., Plume, R., Roelfsema, P., Qin, S. -L., Salez, M., Schlemmer, S., Stutzki, J., Tielens, A. G. G. M., Trappe, N., van der Tak, F. F. S., Vastel, C., Yorke, H. W., Yu, S., Zmuidzinas, J.
We present initial results from the Herschel GT key program: Herschel observations of EXtra-Ordinary Sources (HEXOS) and outline the promise and potential of spectral surveys with Herschel/HIFI. The HIFI instrument offers unprecedented sensitivity, a
Externí odkaz:
http://arxiv.org/abs/1007.2172
Autor:
Bergin, E. A., Hogerheijde, M. R., Brinch, C., Fogel, J., Yildiz, U. A., Kristensen, L. E., van~Dishoeck, E. F., Bell, T. A., Blake, G. A., Cernicharo, J., Dominik, C., Lis, D., Melnick, G., Neufeld, D., Panic, O., Pearson, J. C., Bachiller, R., Baudry, A., Benedettini, M., Benz, A. O., Bjerkeli, P., Bontemps, S., Braine, J., Bruderer, S., Caselli, P., Codella, C., Daniel, F., di Giorgio, A. M., Doty, S. D., Encrenaz, P., Fich, M., Fuente, A., Giannini, T., Goicoechea, J. R., de Graauw, Th., Helmich, F., Herczeg, G. J., Herpin, F., Jacq, T., Johnstone, D., Jorgensen, J. K., Larsson, B., Liseau, R., Marseille, M., McCoey, C., Nisini, B., Olberg, M., Parise, B., Plume, R., Risacher, C., Santiago-Garcia, J., Saraceno, P., Shipman, R., Tafalla, M., van Kempen, T. A., Visser, R., Wampfler, S. F., Wyrowski, F., van der Tak, F., Jellema, W., Tielens, A. G. G. M., Hartogh, P., Stutzki, J., Szczerba, R.
We performed a sensitive search for the ground-state emission lines of ortho- and para-water vapor in the DM Tau protoplanetary disk using the Herschel/HIFI instrument. No strong lines are detected down to 3sigma levels in 0.5 km/s channels of 4.2 mK
Externí odkaz:
http://arxiv.org/abs/1007.2129