Browsing Research publications by Author "Gear, W. K."
Now showing items 1-11 of 11
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The central region of spiral galaxies as seen by Herschel. M 81, M 99, and M 100
Sauvage, M.; Sacchi, N.; Bendo, G. J.; Boselli, A.; Pohlen, M.; Wilson, C. D.; Auld, R.; Baes, M.; Barlow, M. J.; Bock, J. J.; Bradford, M.; Buat, V.; Castro-Rodriguez, N.; Chanial, P.; Charlot, S.; Ciesla, L.; Clements, D. L.; Cooray, A.; Cormier, D.; Cortese, L.; Davies, J. I.; Dwek, E.; Eales, S. A.; Elbaz, D.; Galametz, M.; Galliano, F.; Gear, W. K.; Glenn, J.; Gomez, H. L.; Griffin, M.; Hony, S.; Isaak, K. G.; Levenson, L. R.; Lu, N.; Madden, S. C.; O'Halloran, B.; Okumura, K.; Oliver, S.; Page, M. J.; Panuzzo, P.; Papageorgiou, A.; Parkin, T. J.; Perez-Fournon, I.; Rangwala, N.; Rigby, E. E.; Roussel, H.; Rykala, A.; Schulz, B.; Schirm, M. R. P.; Smith, M. W. L.; Spinoglio, L.; Stevens, Jason; Srinivasan, S.; Symeonidis, M.; Trichas, M.; Vaccari, M.; Vigroux, L.; Wozniak, H.; Wright, G. S.; Zeilinger, W.W. (2010-07-01)With appropriate spatial resolution, images of spiral galaxies in thermal infrared (~10 micron and beyond) often reveal a bright central component, distinct from the stellar bulge, superimposed on a disk with prominent ... -
A Gamma-Ray Flare in NRAO 190
McGlynn, T. A.; Hartman, R. C.; Bloom, S. D.; Aller, M.; Aller, H.; Filippenko, A. V.; Barth, A. J.; Gear, W. K.; Marscher, A. P.; Mattox, J. R.; Reich, W.; Robson, E. I.; Schramm, J.; Stevens, Jason; Teraesranta, H.; Tornikoski, M.; Vestrand, W. T.; Wagner, S.; Heines, A. (1997-05-01)We describe observations of the quasi-stellar object (QSO) NRAO 190 during a gamma-ray flare from 1994 August 9 to 1994 August 29. This QSO was serendipitously detected by the EGRET instrument on the Compton Gamma Ray ... -
Herschel photometric observations of the low metallicity dwarf galaxy NGC 1705
O'Halloran, B.; Galametz, M.; Madden, S. C.; Auld, R.; Baes, M.; Barlow, M. J.; Bendo, G. J.; Bock, J. J.; Boselli, A.; Bradford, M.; Buat, V.; Castro-Rodriguez, N.; Chanial, P.; Charlot, S.; Ciesla, L.; Clements, D. L.; Cormier, D.; Cooray, A.; Cortese, L.; Davies, J. I.; Dwek, E.; Eales, S. A.; Elbaz, D.; Galliano, F.; Gear, W. K.; Glenn, J.; Gomez, H. L.; Hony, S.; Isaak, K. G.; Levenson, L. R.; Lu, N.; Okumura, K.; Oliver, S.; Page, M. J.; Panuzzo, P.; Papageorgiou, A.; Parkin, T. J.; Perez-Fournon, I.; Pohlen, M.; Rangwala, N.; Rigby, E. E.; Roussel, H.; Rykala, A.; Sacchi, N.; Sauvage, M.; Schulz, B.; Schirm, M. R. P.; Smith, M. W. L.; Spinoglio, L.; Srinivasan, S.; Stevens, Jason; Symeonidis, M.; Trichas, M.; Vaccari, M.; Vigroux, L.; Wilson, C. D.; Wozniak, H.; Wright, G. S.; Zeilinger, W. W. (2010-07-01)We present Herschel SPIRE and PACS photometeric observations of the low metallicity (Z ~ 0.35ΖΘ ) nearby dwarf galaxy, NGC 1705, in six wavelength bands as part of the Dwarf Galaxy Survey guaranteed time Herschel key ... -
Herschel photometric observations of the nearby low metallicity irregular galaxy NGC 6822
Galametz, M.; Madden, S. C.; Galliano, F.; Hony, S.; Sauvage, M.; Pohlen, M.; Bendo, G. J.; Auld, R.; Baes, M.; Barlow, M. J.; Bock, J. J.; Boselli, A.; Bradford, M.; Buat, V.; Castro-Rodríguez, N.; Chanial, P.; Charlot, S.; Ciesla, L.; Clements, D. L.; Cooray, A.; Cormier, D.; Cortese, L.; Davies, J. I.; Dwek, E.; Eales, S. A.; Elbaz, D.; Gear, W. K.; Glenn, J.; Gomez, H. L.; Griffin, M.; Isaak, K. G.; Levenson, L. R.; Lu, N.; O'Halloran, B.; Okumura, K.; Oliver, S.; Page, M. J.; Panuzzo, P.; Papageorgiou, A.; Parkin, T. J.; Pérez-Fournon, I.; Rangwala, N.; Rigby, E. E.; Roussel, H.; Rykala, A.; Sacchi, N.; Schulz, B.; Schirm, M. R. P.; Smith, M. W. L.; Spinoglio, L.; Stevens, Jason; Sundar, S.; Symeonidis, M.; Trichas, M.; Vaccari, M.; Vigroux, L.; Wilson, C. D.; Wozniak, H.; Wright, G. S.; Zeilinger, W. W. (2010-07-01)We present the first Herschel PACS and SPIRE images of the low-metallicity galaxy NGC 6822 observed from 70 to 500 μm and clearly resolve the H ii regions with PACS and SPIRE. We find that the ratio 250/500 is dependent ... -
Herschel-SPIRE observations of the disturbed galaxy NGC 4438
Cortese, L.; Bendo, G. J.; Boselli, A.; Davies, J. I.; Gomez, H. L.; Pohlen, M.; Auld, R.; Baes, M.; Bock, J. J.; Bradford, M.; Buat, V.; Castro-Rodriguez, N.; Chanial, P.; Charlot, S.; Ciesla, L.; Clements, D. L.; Cooray, A.; Cormier, D.; Dwek, E.; Eales, S. A.; Elbaz, D.; Galametz, M.; Galliano, F.; Gear, W. K.; Glenn, J.; Griffin, M.; Hony, S.; Isaak, K. G.; Levenson, L. R.; Lu, N.; Madden, S.; O'Halloran, B.; Okumura, K.; Oliver, S.; Page, M. J.; Panuzzo, P.; Papageorgiou, A.; Parkin, T. J.; Perez-Fournon, I.; Rangwala, N.; Rigby, E. E.; Roussel, H.; Rykala, A.; Sacchi, N.; Sauvage, M.; Schulz, B.; Schirm, M. R. P.; Smith, M. W. L.; Spinoglio, L.; Stevens, Jason; Srinivasan, S.; Symeonidis, M.; Trichas, M.; Vaccari, M.; Vigroux, L.; Wilson, C. D.; Wozniak, H.; Wright, G. S.; Zeilinger, W. W. (2010-07-01)We present Herschel-SPIRE observations of the perturbed galaxy NGC 4438 in the Virgo cluster. These images reveal the presence of extra-planar dust up to ~4–5 kpc away from the galaxy's disk. The dust closely follows the ... -
JINGLE - IV. Dust, HI gas and metal scaling laws in the local Universe
Looze, I. De; Lamperti, I.; Saintonge, A.; Relano, M.; Smith, M. W. L.; Clark, C. J. R.; Wilson, C. D.; Decleir, M.; Jones, A. P.; Kennicutt, R. C.; Accurso, G.; Brinks, E.; Bureau, M.; Cigan, P.; Clements, D. L.; Vis, P. De; Fanciullo, L; Gao, Y.; Gear, W. K.; Ho, L. C.; Hwang, H. S.; Michalowski, M. J.; Lee, J. C.; Li, C.; Lin, L.; Liu, T.; Lomaeva, M.; Pan, H. -A.; Sargent, M.; Williams, T.; Xiao, T.; Zhu, M. (2020-06-02)Scaling laws of dust, H i gas and metal mass with stellar mass, specific star formation rate and metallicity are crucial to our understanding of the buildup of galaxies through their enrichment with metals and dust. In ... -
Mapping the interstellar medium in galaxies with Herschel/SPIRE
Eales, S. A.; Smith, M. W. L.; Wilson, C. D.; Bendo, G. J.; Cortese, L.; Pohlen, M.; Boselli, A.; Gomez, H. L.; Auld, R.; Baes, M.; Barlow, M. J.; Bock, J. J.; Bradford, M.; Buat, V.; Castro-Rodríguez, N.; Chanial, P.; Charlot, S.; Ciesla, L.; Clements, D. L.; Cooray, A.; Cormier, D.; Davies, J. I.; Dwek, E.; Elbaz, D.; Galametz, M.; Galliano, F.; Gear, W. K.; Glenn, J.; Griffin, M.; Hony, S.; Isaak, K. G.; Levenson, L. R.; Lu, N.; Madden, S.; O'Halloran, B.; Okumura, K.; Oliver, S.; Page, M. J.; Panuzzo, P.; Papageorgiou, A.; Parkin, T. J.; Pérez-Fournon, I.; Rangwala, N.; Rigby, E. E.; Roussel, H.; Rykala, A.; Sacchi, N.; Sauvage, M.; Schulz, B.; Schirm, M. R. P.; Spinoglio, L.; Srinivasan, S.; Stevens, Jason; Symeonidis, M.; Trichas, M.; Vaccari, M.; Vigroux, L.; Wozniak, H.; Wright, G. S.; Zeilinger, W. W. (2010-07-01)The standard method of mapping the interstellar medium in a galaxy, by observing the molecular gas in the CO 1-0 line and the atomic gas in the 21-cm line, is largely limited with current telescopes to galaxies in the ... -
Probing the molecular interstellar medium of M82 with Herschel-SPIRE spectroscopy
Panuzzo, P.; Rangwala, N.; Rykala, A.; Isaak, K. G.; Glenn, J.; Wilson, C. D.; Auld, R.; Baes, M.; Barlow, M. J.; Bendo, G. J.; Bock, J. J.; Boselli, A.; Bradford, M.; Buat, V.; Castro-Rodríguez, N.; Chanial, P.; Charlot, S.; Ciesla, L.; Clements, D. L.; Cooray, A.; Cormier, D.; Cortese, L.; Davies, J. I.; Dwek, E.; Eales, S. A.; Elbaz, D.; Fulton, T.; Galametz, M.; Galliano, F.; Gear, W. K.; Gomez, H. L.; Griffin, M.; Hony, S.; Levenson, L. R.; Lu, N.; Madden, S.; O'Halloran, B.; Okumura, K.; Oliver, S.; Page, M. J.; Papageorgiou, A.; Parkin, T. J.; Pérez-Fournon, I.; Pohlen, M.; Polehampton, E. T.; Rigby, E. E.; Roussel, H.; Sacchi, N.; Sauvage, M.; Schulz, B.; Schirm, M. R. P.; Smith, M. W. L.; Spinoglio, L.; Stevens, Jason; Srinivasan, S.; Symeonidis, M.; Swinyard, B.; Trichas, M.; Vaccari, M.; Vigroux, L.; Wozniak, H.; Wright, G. S.; Zeilinger, W. W. (2010-07-01)We present the observations of the starburst galaxy M82 taken with the Herschel SPIRE Fourier-transform spectrometer. The spectrum (194–671 μm) shows a prominent CO rotational ladder from J = 4–3 to 13–12 emitted by the ... -
Radial distribution of gas and dust in spiral galaxies : the case of M 99 (NGC 4254) and M 100 (NGC 4321)
Pohlen, M.; Cortese, L.; Smith, M. W. L.; Eales, S. A.; Boselli, A.; Bendo, G. J.; Gomez, H. L.; Papageorgiou, A.; Auld, R.; Baes, M.; Bock, J. J.; Bradford, M.; Buat, V.; Castro-Rodriguez, N.; Chanial, P.; Charlot, S.; Ciesla, L.; Clements, D. L.; Cooray, A.; Cormier, D.; Dwek, E.; Eales, S. A.; Elbaz, D.; Galametz, M.; Galliano, F.; Gear, W. K.; Glenn, J.; Griffin, M.; Hony, S.; Isaak, K. G.; Levenson, L. R.; Lu, N.; Madden, S.; O'Halloran, B.; Okumura, K.; Oliver, S.; Page, M. J.; Panuzzo, P.; Parkin, T. J.; Perez-Fournon, I.; Rangwala, N.; Rigby, E. E.; Roussel, H.; Rykala, A.; Sacchi, N.; Sauvage, M.; Schulz, B.; Schirm, M. R. P.; Smith, M. W. L.; Spinoglio, L.; Stevens, Jason; Srinivasan, S.; Symeonidis, M.; Trichas, M.; Vaccari, M.; Vigroux, L.; Wilson, C. D.; Wozniak, H.; Wright, G. S.; Zeilinger, W. W. (2010-07-01)By combining Herschel-SPIRE data with archival Spitzer, H i , and CO maps, we investigate the spatial distribution of gas and dust in the two famous grand-design spirals M 99 and M 100 in the Virgo cluster. Thanks to the ... -
The Spectral Evolution of High-Frequency Radio Outbursts in the Blazar PKS:0420-014
Stevens, Jason; Litchfield, S. J.; Robson, E. I.; Gear, W. K.; Terasranta, H.; Tornikoski, M.; Valtaoja, E. (1995-08-01)Multifrequency monitoring data between 375 and 22 GHz are used to investigate spectral evolution of radio outbursts in the blazar 0420-014. It is shown that, after subtraction of the underlying `quiescent' emission, the ... -
SPIRE imaging of M 82 : Cool dust in the wind and tidal streams
Roussel, H.; Wilson, C. D.; Vigroux, L.; Isaak, K. G.; Sauvage, M.; Madden, S. C.; Auld, R.; Baes, M.; Barlow, M. J.; Bendo, G. J.; Bock, J. J.; Boselli, A.; Bradford, M.; Buat, V.; Castro-Rodriguez, N.; Chanial, P.; Charlot, S.; Ciesla, L.; Clements, D. L.; Cooray, A.; Cormier, D.; Cortese, L.; Davies, J. I.; Dwek, E.; Eales, S. A.; Elbaz, D.; Galametz, M.; Galliano, F.; Gear, W. K.; Glenn, J.; Gomez, H. L.; Griffin, M.; Hony, S.; Levenson, L. R.; Lu, N.; O'Halloran, B.; Okumura, K.; Oliver, S.; Page, M. J.; Panuzzo, P.; Papageorgiou, A.; Parkin, T. J.; Perez-Fournon, I.; Pohlen, M.; Rangwala, N.; Rigby, E. E.; Rykala, A.; Sacchi, N.; Schulz, B.; Schirm, M. R. P.; Smith, M. W. L.; Spinoglio, L.; Stevens, Jason; Srinivasan, S.; Symeonidis, M.; Trichas, M.; Vaccari, M.; Wozniak, H.; Wright, G. S.; Zeilinger, W. W. (2010-07-01)M 82 is a unique representative of a whole class of galaxies, starbursts with superwinds, in the Very Nearby Galaxy Survey with Herschel. In addition, its interaction with the M 81 group has stripped a significant portion ...