Star formation in the hosts of high-z QSOs: Evidence from Spitzer PAH detections (2008)
Lutz, D., Sturm, E., Tacconi, L. J., Valiante, E., Schweitzer, M., Netzer, H., ...
We present Spitzer rest-frame mid-infrared spectroscopy of twelve z~2 mm-bright type 1 QSOs, selected from unlensed and lensed QSO samples and covering a range of AGN optical luminosities...
Extended silicate dust emission in PG QSOs (2008)
Schweitzer, M., Groves, B., Netzer, H., Lutz, D., Sturm, E., Contursi, A., ...
This paper addresses the origin of the silicate emission observed in PG QSOs, based on observations with the Spitzer Space Telescope. Scenarios based on the unified model suggest that silicate...
Follow-up NIR spectroscopy of ULIRGs observed by ISO (2008)
Dannerbauer, H., Rigopoulou, D., Lutz, D., Genzel, R., Sturm, E., Moorwood, A. F. M.
Extended silicate dust emission in palomar-green QSOs (2008)
Schweitzer, M., Groves, B., Netzer, H., Lutz, D., Sturm, E., Contursi, A., ...
Star formation in the hosts of high-z QSOs: evidence from Spitzer PAH detections (2008)
Lutz, D., Sturm, E., Tacconi, L. J., Valiante, E., Schweitzer, M., Netzer, H., ...
Dasyra, K. M., Ho, L. C., Armus, L., Ogle, P., Helou, G., Peterson, B. M., ...
We present relations of the black hole mass and the optical luminosity with the velocity dispersion and the luminosity of the [Ne V] and the [O IV] high-ionization lines in the mid-infrared (MIR) for...
Dust covering factor, silicate emission and star formation in luminous QSOs (2007)
Maiolino, R., Shemmer, O., Imanishi, M., Netzer, H., Oliva, E., Lutz, D., ...
We present Spitzer IRS low resolution, mid-IR spectra of a sample of 25 high luminosity QSOs at 2
PAH emission and star formation in the host of the z~2.56 Cloverleaf QSO (2007)
Lutz, D., Sturm, E., Tacconi, L. J., Valiante, E., Schweitzer, M., Netzer, H., ...
We report the first detection of the 6.2micron and 7.7micron infrared `PAH' emission features in the spectrum of a high redshift QSO, from the Spitzer-IRS spectrum of the Cloverleaf lensed QSO...
Valiante, E., Lutz, D., Sturm, E., Genzel, R., Tacconi, L. J., Lehnert, M. D., ...
We present rest frame mid-infrared spectroscopy of a sample of 13 submillimeter galaxies, obtained using the Infrared Spectrograph (IRS) on board the Spitzer Space Telescope. The sample includes...
Host dynamics and origin of Palomar-Green QSOs (2007)
Dasyra, K. M., Tacconi, L. J., Davies, R. I., Genzel, R., Lutz, D., Peterson, B. M., ...
PAH emission and star formation in the host of the z~2.56 cloverleaf QSO (2007)
Lutz, D., Sturm, E., Tacconi, L. J., Valiante, E., Schweitzer, M., Netzer, H., ...
Dust covering factor, silicate emission and star formation in luminous QSOs (2007)
Maiolino, R., Shemmer, O., Imanishi, M., Netzer, H., Oliva, E., Lutz, D., ...
Silicate emission in AGN: Emission from the Torus or (and) extended emission? (2007)
Schweitzer, M., Lutz, D., Sturm, E., Genzel, R., Veilleux, S., Rupke, D., ...
A mid-infrared spectroscopic study of submillimeter galaxies (2007)
Valiante, E., Lutz, D., Sturm, E., Tacconi, L. J., Lehnert, M. D., Baker, A. J.
Mid-Infrared Diagnostics of LINERs (2006)
Sturm, E., Rupke, D., Contursi, A., Lutz, D., Netzer, H., ...
We report results from the first mid-infrared spectroscopic study of a comprehensive sample of 33 LINERs, observed with the Spitzer Space Telescope. We compare the properties of two different LINER...
Host dynamics and origin of Palomar-Green QSOs (2006)
Dasyra, K. M., Tacconi, L. J., Davies, R. I., Genzel, R., Lutz, D., Peterson, B. M., ...
We present host-galaxy velocity dispersions of 12 local (mainly Palomar-Green) quasi-stellar objects (QSOs) measured directly from the stellar CO absorption features in the H band. The mean bulge...
Dasyra, K. M., Tacconi, L. J., Davies, R. I., Naab, T., Genzel, R., Lutz, D., ...
We present results from our Very Large Telescope large program to study the dynamical evolution of local Ultraluminous Infrared Galaxies (ULIRGs) and QSOs. This paper is the second in a series...
Schweitzer, M., Lutz, D., Sturm, E., Contursi, A., Tacconi, L. J., Lehnert, M. D., ...
This paper addresses the origin of the far-infrared (FIR) continuum of QSOs, based on the Quasar and ULIRG Evolution Study (QUEST) of nearby QSOs and ULIRGs using observations with the Spitzer Space...
Mid-infrared Spitzer spectra of X-ray selected Type 2 QSOs: QSO2s are not ULIRGs (2006)
Sturm, E., Hasinger, G., Lehmann, I., Mainieri, V., Genzel, R., Lehnert, M. D., ...
We have performed a spectroscopic study of 7 Type 2 QSOs using the mid-infrared spectrometer IRS on board the Spitzer Space Telescope. These are (to our knowledge) the first mid-IR spectra of X-ray...
Mid-infrared diagnostics of LINERS (2006)
Sturm, E., Rupke, D., Contursi, A., Kim, D. C., Lutz, D., Netzer, H., ...
The Herschel data processing system (2006)
Ott, S., Bakker, J., Brumfitt, J., De Candussio, N., Dwedari, L., Heras, A. M., ...
Constraints on AGN unification from mid-infrared spectroscopy of a large sample of local AGN (2006)
Lutz, D., Sturm, E., Genzel, R., Spoon, H.W.W., Maiolino, R.
Follow-Up Near-infrared Spectroscopy of Ultraluminous Infrared Galaxies observed by ISO (2005)
Dannerbauer, H., Rigopoulou, D., Lutz, D., Genzel, R., Sturm, E., Moorwood, A. F. M.
We present low resolution near-infrared spectroscopy of an unbiased sample of 24 ultraluminous infrared galaxies (ULIRGs), selected from samples previously observed spectroscopically in the...
Silicate emissions in active galaxies - From LINERs to QSOs (2005)
Sturm, E., Schweitzer, M., Lutz, D., Contursi, A., Genzel, R., Lehnert, M. D., ...
We report the first detection of ~10 and ~18 micron silicate dust emissions in a low-luminosity active galactic nucleus (AGN), obtained in Spitzer-IRS 7-37 micron spectroscopy of the Type 1 LINER...
Mid-infrared spectroscopy of two luminous submillimeter galaxies at z~2.8 (2005)
Lutz, D., Valiante, E., Sturm, E., Genzel, R., Tacconi, L. J, Lehnert, M. D., ...
Using the Infrared Spectrograph (IRS) on board the Spitzer Space Telescope, we have obtained rest frame mid-infrared spectroscopy of two bright submillimeter galaxies. SMMJ02399-0136 at z=2.81 shows...
PAH emission variations within the resolved starbursts of NGC 253 and NGC 1808 (2005)
Tacconi-Garman, L. E., Sturm, E., Lehnert, M., Lutz, D., Davies, R. I., Moorwood, A. F. M.
Detection of silicon nitride particles in extreme carbon stars (2005)
Clément, D., Mutschke, H., Klein, R., Jäger, C., Dorschner, J., Sturm, E., ...
Mid-Infrared spectroscopy of two luminous submillimeter galaxies at z ~ 2.8 (2005)
Lutz, D., Valiante, E., Sturm, E., Genzel, R., Tacconi, L. J., Lehnert, M. D., ...
Silicate emissions in active galaxies: from LINERs to QSOs (2005)
Sturm, E., Schweitzer, M., Lutz, D., Contursi, A., Genzel, R., Lehnert, M. D., ...
Follow-up near-infrared spectroscopy of ultraluminous infrared galaxies observed by ISO (2005)
Dannerbauer, H., Rigopoulou, D., Lutz, D., Genzel, R., Sturm, E., Moorwood, A. F. M.
Follow-up near-infrared spectroscopy of ultraluminous infrared galaxies observed by ISO (2005)
Dannerbauer, H., Rigopoulou, D., Lutz, D., Genzel, R., Sturm, E., Moorwood, A. F. M.
Study of local infrared bright galaxies with HERSCHEL-PACS (2005)
Contursi, A., Sturm, E., Lutz, D., Verma, A., Genzel, R., Lehnert, M., ...
Not Available
Detection of silicon nitride particles in extreme carbon stars (2005)
Clément, D., Mutschke, H., Klein, R., Jäger, C., Dorschner, J., Sturm, E., ...
On the basis of spectra taken by the Infrared Space Observatory and laboratory measurements, we present the first spectroscopic evidence for the presence of silicon nitride (Si3N4) grains in the...
PAH emission variations within the resolved starbursts of NGC253 and NGC1808 (2004)
Tacconi-Garman, L. E., Sturm, E., Lehnert, M., Lutz, D., Davies, R. I., Moorwood, A. F. M.
(ABRIDGED) We have undertaken a programme of 3 micron narrowband imaging of a sample of nearby template galaxies covering a wide range of metallicity, star formation activity, and nuclear activity....
Gas near active galactic nuclei: A search for the 4.7micron CO band (2004)
Lutz, D., Sturm, E., Genzel, R., Spoon, H. W. W., Stacey, G. J.
In order to constrain the properties of dense and warm gas around active galactic nuclei, we have searched Infrared Space Observatory spectra of local active galactic nuclei for the signature of the...
Gas near active galactic nuclei: A search for the 4.7 µm CO band (2004)
Lutz, D., Sturm, E., Genzel, R., Spoon, H. W. W., Stacey, G. J.
ISO spectroscopy of star formation and active nuclei in the luminous infrared galaxy NGC 6240 (2003)
Lutz, D., Sturm, E., Genzel, R., Spoon, H. W. W., Moorwood, A. F. M., Netzer, H., ...
We present Infrared Space Observatory mid- and far-infrared spectroscopy of the merging galaxy NGC 6240, an object presenting many aspects of importance for the role of star formation and AGN...
The [CII] 158 um Line Deficit in Ultraluminous Infrared Galaxies Revisited (2003)
Luhman, M. L., Satyapal, S., Fischer, J., Wolfire, M. G., Sturm, E., Dudley, C. C., ...
We present a study of the [CII] 157.74 um fine-structure line in a sample of 15 ultraluminous infrared (IR) galaxies (L_IR>10^12 Lsun; ULIRGs) using the Long Wavelength Spectrometer (LWS) on the...
A mid-infrared spectroscopic survey of starburst galaxies : Excitation and abundances (2003)
Verma, A., Lutz, D., Sturm, E., Sternberg, A., Genzel, R., Vacca, W.
The ground-based calibration of SWS (2003)
Feuchtgruber, H., Katterloher, R. O., Jakob, G., Lutz, D., Barl, L., Bauer, O. H., ...
The ISO SWS data analysis software systems (2003)
Wieprecht, E., Vandenbussche, B., Boxhoorn, D. R., Kester, D. J. M., Lahuis, F., Bauer, O. H., ...
ISO spectroscopy of star formation and active nuclei in the luminous infrared galaxy NGC 6240 (2003)
Lutz, D., Sturm, E., Genzel, R., Spoon, H. W. W., Moorwood, A. F. M., Netzer, H., ...
The [C II] 158 micron line deficit in ultraluminous infrared galaxies revisited (2003)
Luhman, M. L., Satyapal, S., Fischer, J., Wolfire, M. G., Sturm, E., Dudley, C. C., ...
Elevated heels and adaptation to new shoes in frail elderly women (2003)
Lindemann, U., Scheible, S., Sturm, E., Eichner, B., Ring, C., Najafi, B., ...
Footwear is supposed to have influence on postural control and is a potential aspect to address in the prevention of falls in the elderly. This study aimed to show whether measurements of static...
Lutz, D., Maiolino, R., Moorwood, A. F. M., Netzer, H., Wagner, S. J., Sturm, E., ...
The state of the matter that is obscuring a small circumnuclear region in AGN can be probed by observations of its broad emission lines. Infrared lines are particularly useful since they penetrate...
Mrk 1014: An AGN Dominated ULIRG at X-rays (2002)
Boller, Th., Gallo, L. C., Lutz, D., Sturm, E.
In this paper we report on an XMM-Newton observation of the ultraluminous infrared QSO Mrk 1014. The X-ray observation reveals a power-law dominated (photon index of about 2.2) spectrum with a slight...
Mid-Infrared line diagnostics of Active Galaxies -- A spectroscopic AGN survey with ISO-SWS (2002)
Sturm, E., Lutz, D., Verma, A., Netzer, H., Sternberg, A., Moorwood, A. F. M., ...
We present medium resolution (R approx. 1500) ISO-SWS 2.4--45 micron spectra of a sample of 29 galaxies with active nuclei. This data set is rich in fine structure emission lines tracing the narrow...
Lutz, D., Maiolino, R., Moorwood, A. F. M., Netzer, H., Wagner, S. J., Sturm, E., ...
The state of the matter that is obscuring a small circumnuclear region in active galactic nuclei can be probed by observations of its broad emission lines. Infrared lines are particularly useful...
Mrk 1014: an AGN-dominated ultraluminous infrared galaxy (2002)
Boller, Th., Gallo, L. C., Lutz, D., Sturm, E.
In this paper we report on an XMM-Newton observation of the ultraluminous infrared QSO Mrk 1014. The X-ray observation reveals a power-law-dominated (Gamma approximate to 2.2) spectrum with a slight...
Mid-infrared line diagnostics of active galaxies - A spectroscopic AGN survey with ISO-SWS (2002)
Sturm, E., Lutz, D., Verma, A., Netzer, H., Sternberg, A., Moorwood, A. F. M., ...
We present medium resolution (R similar to 1500) ISO-SWS 2.4-45 mum spectra of a sample of 29 galaxies with active nuclei. This data set is rich in fine structure emission lines tracing the narrow...
ISOCAM-CVF 5-12 mum Spectroscopy of Ultraluminous Infrared Galaxies (2001)
Tran, Q. D., Lutz, D., Genzel, R., Rigopoulou, D., Spoon, H. W. W., Sturm, E., ...
We present low resolution mid infrared spectra of 16 ultraluminous infrared galaxies (ULIRGs) obtained with the CVF spectroscopy mode of ISOCAM on board the Infrared Space Observatory ISO. Our sample...
Modelling the Infrared continuum of Centaurus A (2000)
Alexander, D. M., Efstathiou, A., Hough, J. H., Aitken, D., Lutz, D., Roche, P., ...
We present ISOPHOT_S, ISOSWS and 8 to 13 micron ground based observations of Centaurus A that show prominent PAH and silicate features. These and other data are used to construct a model for the...
ISO-SWS spectra of galaxies: continuum and features (2000)
Sturm, E., Lutz, D., Tran, D., Feuchtgruber, H., Genzel, R., Kunze, D., ...
We present an inventory of mid-infrared spectral features detected in high resolution 2.4 to 45um ISO-SWS spectra of the galaxies M82, NGC253, Circinus, NGC1068, and the 30Doradus region of the LMC....
ISO-SWS spectroscopy of NGC 1068 (2000)
Lutz, D., Sturm, E., Genzel, R., Moorwood, A. F. M., Alexander, T., Netzer, H., ...
We present ISO-SWS spectroscopy of NGC 1068 for the wavelength range 2.4 to 45um, detecting a total of 36 emission lines. Most of the observed transitions are fine structure and recombination lines...