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Millimeter and Submillimeter Galaxy Surveys Jason Glenn The University of Colorado Bolocam P.A.R. Ade, J.E. Aguirre, J.J. Bock, S.F. Edgington, A. Goldin,

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Presentation on theme: "Millimeter and Submillimeter Galaxy Surveys Jason Glenn The University of Colorado Bolocam P.A.R. Ade, J.E. Aguirre, J.J. Bock, S.F. Edgington, A. Goldin,"— Presentation transcript:

1 Millimeter and Submillimeter Galaxy Surveys Jason Glenn The University of Colorado Bolocam P.A.R. Ade, J.E. Aguirre, J.J. Bock, S.F. Edgington, A. Goldin, S.R. Golwala, D. Haig, A.E. Lange, G.T. Laurent, P.R. Maloney, P.D. Mauskopf, P. Rossinot, J. Sayers, P. Stover, H. Nguyen Z-Spec Many of above plus C.M. Bradford, L. Earle, B. Naylor, J. Zmuidzinas SHARC-2 A. Kovacs Caltech Cardiff U. Colorado JPL

2 (Sub)Millimeter Galaxies CFIRB: approximately = extragal. Opt./UV 100s of galaxy candidates detected High z:  2.4 High implied luminosities (L~10 13 L solar ) & SFRs (~10 3 M solar /year) Masses from CO: molecular ~10 10 M solar dynamical ~10 11 M solar

3 Bolocam Candidates—CSO Pixel Sensitivity Histogram Jackknife Histogram 17 Galaxy Candidates 324 square arcminutes (0.25 sq. deg. survey of COSMOS underway) = 1.1 mm (Laurent et al., ApJ, 623, 742)

4 P(D) Fluctuation Analysis N(S)  S -δ δ = 2.7 +0.18/-0.15 (1mJy  S ν  10mJy) N(>1 mJy) = 940 +50/-140 deg -2 (95% confidence) Results (Maloney et al. 2005) δ similar to theoretical expectations (Blain et al. 2002) Although integral number counts N(>1 mJy) 2-3  lower than 1.2 mm observations (Greve et al. 2004) & models Wider & deeper observations underway will more fully characterize the number counts

5 350  m Follow Up (Laurent et al. and Kovacs et al. in prep.) These Five Galaxies T: 20 < T < 40 K L: 1.0-1.2  10 13 L ☼, 1.3  10 11 L ☼ : 350  m essential for T and L; 850  m – 1.2 mm for M All redshifted to z=2 5 Galaxies Large FOV Telescopes Surveys, photometry Redshifts SMA/ALMA Astrometry/IDs SEDs Morphologies

6 Molecular Gas Redshifts: Z-Spec @ CSO First light June 2005! Z-Spec R~800 km s -1 160 60-mK bolometers + waveguide- coupled grating Also ZEUS (JCMT)— Cornell LMT—UMass GBT—Maryland 180 Frequency (GHz) 300 Integrated Line Intensity This spectrum is not calibrated and the error bars are preliminary; do not consider it quantitatively.


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