Publication List

Last update: 12.08.2011

 

183

182

Science with GRAVITY, the NIR Interferometric Imager, Paumard, T.; Gillessen, S.; Brander, W.; Eckart, A.; Berger, J.; Garcia, P.; Amorim, A.; Anton, S.; Bartko, H.; Baumeister, H.; and 49 coauthors, The Galactic Center: a Window to the Nuclear Environment of Disk Galaxies. Proceedings of a workshop held at Shanghai, China on October 19-23, 2009

181

Infrared Narrowband Tomography of the Local Starburst NGC 1569 with the Large Binocular Telescope/LUCIFER, Pasquali, A.; Bik, A.; Zibetti, S.; Ageorges, N.; Seifert, W.; Brandner, W.; Rix, H.-W.; Jütte, M.; Knierim, V.; Buschkamp, P.; and 17 coauthors, The Astronomical Journal, Volume 141, Issue 4, article id. 132 (2011)

180

GRAVITY: Observing the Universe in Motion, Eisenhauer, F.; Perrin, G.; Brandner, W.; Straubmeier, C.; Perraut, K.; Amorim, A.; Schöller, M.; Gillessen, S.; Kervella, P.; Benisty, M.; and 77 coauthors, The Messenger, vol. 143, p. 16-24

179

The instrumental polarization of the Nasmyth focus polarimetric differential imager NAOS/CONICA (NACO) at the VLT. Implications for time-resolved polarimetric measurements of Sagittarius A*, Witzel, G.; Eckart, A.; Buchholz, R. M.; Zamaninasab, M.; Lenzen, R.; Schödel, R.; Araujo, C.; Sabha, N.; Bremer, M.; Karas, V., Straubmeier, C.; Muzic, K.,  Astronomy and Astrophysics, Volume 525, id.A130

178

On the Instrumental Polarisation of NAOS-CONICA, Witzel, G.; Eckart, A.; Lenzen, R.; Straubmeier, C., Astronomy and Astrophysics, Volume 525, id.A130

177

Dynamical masses for the nearest brown dwarf binary: ɛ Indi Ba,b, Cardoso, C. V.; McCaughrean, M. J.; King, R. R.; Close, L. M.; Scholz, R.-D.; Lenzen, R.; Brandner, W.; Lodieu, N.; Zinnecker, H.; Koehler, R.; Konopacky, Q. M., Highlights of Astronomy, Volume 15, p. 761-761

176

Coronagraphic Upgrades at the VLT/NaCo: 4-Micron APP Enhanced Spectroscopy?, Girard, Julien H. V.; Janson, Markus; Quanz, Sascha P.; Kenworthy, Matthew A.; Meyer, Michael R.; Kasper, Markus; Lenzen, Rainer; Wehmeier, Udo, Proceedings of the conference In the Spirit of Lyot 2010: Direct Detection of Exoplanets and Circumstellar Disks. October 25 - 29, 2010

175

Direct detection of exoplanets and circumstellar disks using NaCo APP and NaCo PDI, Quanz, S. P.; Meyer, M. R.; Kenworthy, M.; Kasper, M.; Lenzen, R.; Girard, J.; Hinz, P.; Geissler, K.; Brander, W.; Henning, T.; Wolf, S., Proceedings of the conference In the Spirit of Lyot 2010: Direct Detection of Exoplanets and Circumstellar Disks. October 25 - 29, 2010

174

Characterization of Exoplanet Atmospheres in the Solar Neighbourhood with E-ELT/METIS, Schnupp, C.; Brandner, W.; Bergfors, C.; Geißler, K. G.; Daemgen, S.; Hippler, S.; Hormuth, F.; Lenzen, R.; Henning, T.; Janson, M.; Pantin, E., Pathways Towards Habitable Planets, proceedings of a workshop held 14 to 18 September 2009 in Barcelona, Spain

173

CARMENES: Calar Alto High-Resolution Search for M Dwarfs with Exo-earths with a Near-infrared Echelle Spectrograph, Quirrenbach, A.; Amado, P. J.; Mandel, H.; Caballero, J. A.; Ribas, I.; Reiners, A.; Mundt, R.; CARMENES Consortium, Pathways Towards Habitable Planets, proceedings of a workshop held 14 to 18 September 2009 in Barcelona, Spain

172

Direct Detection of Giant Extrasolar Planets with SPHERE on the VLT, Beuzit, J.-L.; Boccaletti, A.; Feldt, M.; Dohlen, K.; Mouillet, D.; Puget, P.; Wildi, F.; Abe, L.; Antichi, J.; Baruffolo, A.; and 38, Pathways Towards Habitable Planets, proceedings of a workshop held 14 to 18 September 2009 in Barcelona, Spain

171

First Results from Very Large Telescope NACO Apodizing Phase Plate: 4 μm Images of The Exoplanet β Pictoris b,
Quanz, Sascha P.; Meyer, Michael R.; Kenworthy, Matthew A.; Girard, Julien H. V.; Kasper, Markus; Lagrange, Anne-Marie; Apai, Daniel; Boccaletti, Anthony; Bonnefoy, Mickaël; Chauvin, Gael; Hinz, Philip M.; Lenzen, Rainer, The Astrophysical Journal Letters, Volume 722, Issue 1, pp. L49-L53 (2010)

170

A New Coronagraph for NAOS-CONICA -- the Apodising Phase Plate, Kenworthy, M.; Quanz, S.; Meyer, M.; Kasper, M.; Girard, J.; Lenzen, R.; Codona, J.; Hinz, P., The Messenger, vol. 141, p. 2-4

169

Black Hole Mass Estimates Based on CIV are Consistent with Those Based on the Balmer Lines,
Assef, R. J.; Denney, K. D.; Kochanek, C. S.; Peterson, B. M.; Kozlowski, S.; Ageorges, N.; Buschkamp, P.; Dietrich, M.; Falco, E.; Feiz, C.; Gemperlein, H.; Germeroth, A.; Grier, C. J.; Hofmann, R.; Juette, M.; Khan, R.; Kilic, M.; Knierim, V.; Laun, W.; Lederer, R.; Lehmitz, M.; Lenzen, R.; Mall, U.; Mandel, H.; Martini, P.; Mathur, S.; Mogren, K.; Mueller, P.; Naranjo, V.; Pasquali, A.; Polsterer, K.; Pogge, R. W.; Quirrenbach, A.; Seifert, W.; Shappee, B.; Storz, C.; Van Saders, J.; Weiser, P.; Zhang, D., Submitted to The Astrophysical Journal.

168

First Results From VLT NACO Apodizing Phase Plate: 4-micron Images of the Exoplanet beta Pictoris b,
Quanz, Sascha P.; Meyer, Michael R.; Kenworthy, Matthew; Girard, Julien H. V.; Kasper, Markus; Lagrange, Anne-Marie; Apai, Daniel; Boccaletti, Anthony; Bonnefoy, Mickael; Chauvin, Gael; Hinz, Philip M.; Lenzen, Rainer, Accepted for publication by ApJL

167

Status and new operation modes of the versatile VLT/NaCo,
Girard, Julien H. V.; Kasper, Markus; Quanz, Sascha P.; Kenworthy, Matthew A.; Rengaswamy, Sridharan; Schödel, Rainer; Gallenne, Alexandre; Gillessen, Stefan; Huerta, Nicolas; Kervella, Pierre; Kornweibel, Nick; Lenzen, Rainer; Mérand, Antoine; Montagnier, Guillaume; O'Neal, Jared; Zins, Gérard, Adaptive Optics Systems II.
Edited by Ellerbroek, Brent L.; Hart, Michael; Hubin, Norbert; Wizinowich, Peter L. Proceedings of the SPIE, Volume 7736, pp. 77362N-77362N-10 (2010)

166

LUCIFER1: performance results,
Seifert, Walter; Ageorges, Nancy; Lehmitz, Michael; Buschkamp, Peter; Knierim, Volker; Polsterer, Kai; Germeroth, Andre; Pasquali, Anna; Naranjo, Vianak; Jütte, Marcus; Feiz, Carmen; Gemperlein, Hans; Hofmann, Reiner; Laun, Werner; Lederer, Reinhard; Lenzen, Rainer; Mall, Ulrich; Mandel, Holger; Müller, Peter; Quirrenbach, Andreas; Schäffner, Ludwig; Storz, Clemens; Weiser, Peter, Ground-based and Airborne Instrumentation for Astronomy III. Edited by McLean, Ian S.; Ramsay, Suzanne K.; Takami, Hideki. Proceedings of the SPIE, Volume 7735, pp. 77357W-77357W-9 (2010)

165

METIS: system engineering and optical design of the mid-infrared E-ELT instrument,
Lenzen, Rainer; Brandl, Bernhard R.; Pantin, Eric; Glasse, Alistair; Blommaert, Joris; Venema, Lars; Ter Horst, Rik; Oudenhuysen, Ad; Molster, Frank; Siebenmorgen, Ralf; Böhnhardt, Hermann; van Dishoeck, Ewine; van der Werf, Paul; Brandner, Wolfgang; Henning, Thomas; Hippler, Stefan; Lagage, Pierre-Olivier; Moore, Toby J. T.; Baes, Maarten; Waelkens, Christoffel; Wright, Chris; Käufl, Hans Ulrich; Kendrew, Sarah; Stuik, Remko; Jolissaint, Laurent, Ground-based and Airborne Instrumentation for Astronomy III. Edited by McLean, Ian S.; Ramsay, Suzanne K.; Takami, Hideki. Proceedings of the SPIE, Volume 7735, pp. 77357O-77357O-12 (2010)

164

Correcting METIS spectra for telluric absorption to maximize spectral fidelity,
Uttenthaler, Stefan; Pontoppidan, Klaus M.; Seifahrt, Andreas; Kendrew, Sarah; Blommaert, Joris A. D. L.; Pantin, Eric J.; Brandl, Bernhard R.; Molster, Frank J.; Venema, Lars; Lenzen, Rainer; Parr-Burman, Philip; Siebenmorgen, Ralf, Ground-based and Airborne Instrumentation for Astronomy III. Edited by McLean, Ian S.; Ramsay, Suzanne K.; Takami, Hideki. Proceedings of the SPIE, Volume 7735, pp. 77357A-77357A-11 (2010)

163

Mid-infrared astronomy with the E-ELT: performance of METIS,
Kendrew, S.; Jolissaint, L.; Brandl, B.; Lenzen, R.; Pantin, E.; Glasse, A.; Blommaert, J.; Venema, L.; Siebenmorgen, R.; Molster, F., Ground-based and Airborne Instrumentation for Astronomy III. Edited by McLean, Ian S.; Ramsay, Suzanne K.; Takami, Hideki. Proceedings of the SPIE, Volume 7735, pp. 77355F-77355F-13 (2010).

162

An apodizing phase plate coronagraph for VLT/NACO, Kenworthy, Matthew A.; Quanz, Sascha P.; Meyer, Michael R.; Kasper, Markus E.; Lenzen, Rainer; Codona, Johanan L.; Girard, Julien H.; Hinz, Philip M., Ground-based and Airborne Instrumentation for Astronomy III. Edited by McLean, Ian S.; Ramsay, Suzanne K.; Takami, Hideki. Proceedings of the SPIE, Volume 7735, pp. 773532-773532-9 (2010)

161

METIS opto-mechanical design and packaging study,
Kroes, Gabby; Ter Horst, Rik; Kragt, Jan; Roelfsema, Ronald; Navarro, Ramón; Venema, Lars; Lenzen, Rainer; Rohloff, Ralf R.; Durand, Gilles; Pantin, Eric; Ronayette, Samuel; Todd, Stephen; Bennett, Richard; Glasse, Alistair; Blommaert, Joris; Brandl, Bernhard; Teuwen, Maurice; Janssen, Huub; Huisman, Robert, Ground-based and Airborne Instrumentation for Astronomy III. Edited by McLean, Ian S.; Ramsay, Suzanne K.; Takami, Hideki. Proceedings of the SPIE, Volume 7735, pp. 77352J-77352J-12 (2010)

160

Instrument concept and science case for the mid-IR E-ELT imager and spectrograph METIS, Brandl, Bernhard R.; Lenzen, Rainer; Pantin, Eric; Glasse, Alistair; Blommaert, Joris; Venema, Lars; Molster, Frank; Siebenmorgen, Ralf; Kendrew, Sarah; Baes, Maarten; Böhnhardt, Hermann; Brandner, Wolfgang; van Dishoeck, Ewine; Henning, Thomas; Käufl, Hans Ullrich; Lagage, Pierre-Olivier; Moore, Toby J. T.; Waelkens, Christoffel; van der Werf, Paul, Ground-based and Airborne Instrumentation for Astronomy III. Edited by McLean, Ian S.; Ramsay, Suzanne K.; Takami, Hideki. Proceedings of the SPIE, Volume 7735, pp. 77352G-77352G-16 (2010).

159

LUCIFER1 commissioning at the LBT,
Ageorges, N.; Seifert, W.; Jütte, M.; Knierim, V.; Lehmitz, M.; Germeroth, A.; Buschkamp, P.; Polsterer, K.; Pasquali, A.; Naranjo, V.; Gemperlein, H.; Hill, J.; Feiz, C.; Hofmann, R.; Laun, W.; Lederer, R.; Lenzen, R.; Mall, U.; Mandel, H.; Müller, P.; Quirrenbach, A.; Schäffner, L.; Storz, C.; Weiser, P., Ground-based and Airborne Instrumentation for Astronomy III. Edited by McLean, Ian S.; Ramsay, Suzanne K.; Takami, Hideki. Proceedings of the SPIE, Volume 7735, pp. 77351L-77351L-12 (2010).

158

CARMENES: Calar Alto high-resolution search for M dwarfs with exo-earths with a near-infrared Echelle spectrograph, Quirrenbach, A.; Amado, P. J.; Mandel, H.; Caballero, J. A.; Mundt, R.; Ribas, I.; Reiners, A.; Abril, M.; Aceituno, J.; Afonso, C.; and 58, Ground-based and Airborne Instrumentation for Astronomy III. Edited by McLean, Ian S.; Ramsay, Suzanne K.; Takami, Hideki. Proceedings of the SPIE, Volume 7735, pp.

157

GRAVITY: a four-telescope beam combiner instrument for the VLTI,
Gillessen, S.; Eisenhauer, F.; Perrin, G.; Brandner, W.; Straubmeier, C.; Perraut, K.; Amorim, A.; Schöller, M.; Araujo-Hauck, C.; Bartko, H.; Baumeister, H.; Berger, J.-P.; Carvas, P.; Cassaing, F.; Chapron, F.; Choquet, E.; Clenet, Y.; Collin, C.; Eckart, A.; Fedou, P.; Fischer, S.; Gendron, E.; Genzel, R.; Gitton, P.; Gonte, F.; Gräter, A.; Haguenauer, P.; Haug, M.; Haubois, X.; Henning, T.; Hippler, S.; Hofmann, R.; Jocou, L.; Kellner, S.; Kervella, P.; Klein, R.; Kudryavtseva, N.; Lacour, S.; Lapeyrere, V.; Laun, W.; Lena, P.; Lenzen, R.; Lima, J.; Moratschke, D.; Moch, D.; Moulin, T.; Naranjo, V.; Neumann, U.; Nolot, A.; Paumard, T.; Pfuhl, O.; Rabien, S.; Ramos, J.; Rees, J. M.; Rohloff, R.-R.; Rouan, D.; Rousset, G.; Sevin, A.; Thiel, M.; Wagner, K.; Wiest, M.; Yazici, S.; Ziegler, D., Optical and Infrared Interferometry II. Edited by Danchi, William C.; Delplancke, Françoise; Rajagopal, Jayadev K. Proceedings of the SPIE, Volume 7734, pp. 77340Y-77340Y-20 (2010).

156

An apodizing phase plate coronagraph for VLT/NACO, Kenworthy, Matthew A.; Quanz, Sascha P.; Meyer, Michael R.; Kasper, Markus E.; Lenzen, Rainer; Codona, Johanan L.; Girard, Julien H. V.; Hinz, Philip M., eprint arXiv:1007.3448

155

GRAVITY: a four-telescope beam combiner instrument for the VLTI,
Gillessen, S.; Eisenhauer, F.; Perrin, G.; Brandner, W.; Straubmeier, C.; Perraut, K.; Amorim, A.; Schöller, M.; Araujo-Hauck, C.; Bartko, H.; Baumeister, H.; Berger, J. -P.; Carvas, P.; Cassaing, F.; Chapron, F.; Choquet, E.; Clenet, Y.; Collin, C.; Eckart, A.; Fedou, P.; Fischer, S.; Gendron, E.; Genzel, R.; Gitton, P.; Gonte, F.; Gräter, A.; Haguenauer, P.; Haug, M.; Haubois, X.; Henning, T.; Hippler, S.; Hofmann, R.; Jocou, L.; Kellner, S.; Kervella, P.; Klein, R.; Kudryavtseva, N.; Lacour, S.; Lapeyrere, V.; Laun, W.; Lena, P.; Lenzen, R.; Lima, J.; Moch, D.; Moratschke, D.; Moulin, T.; Naranjo, V.; Neumann, U.; Nolot, A.; Paumard, T.; Pfuhl, O.; Rabien, S.; Ramos, J.; Rees, J. M.; Rohloff, R. -R.; Rouan, D.; Rousset, G.; Sevin, A.; Thiel, M.; Wagner, K.; Wiest, M.; Yazici, S.; Ziegler, D., eprint arXiv:1007.1612

154

METIS: A Mid-infrared E-ELT Imager and Spectrograph,
Brandl, B.; Blommaert, J.; Glasse, A.; Lenzen, R.; Pantin, E., The Messenger, vol. 140, p. 30-31

153

Mid-infrared astronomy with the E-ELT: Performance of METIS,
Kendrew, Sarah; Jolissaint, Laurent; Brandl, Bernhard; Lenzen, Rainer; Pantin, Eric; Glasse, Alistair; Blommaert, Joris; Venema, Lars; Siebenmorgen, Ralf; Molster, Frank, eprint arXiv:1006.4669

152

Constraints on Extrasolar Planet Populations from VLT NACO/SDI and MMT SDI and Direct Adaptive Optics Imaging Surveys: Giant Planets are Rare at Large Separations, Nielsen, E. L.; Close, L. M.; Biller, B. A.; Masciadri, E.; Lenzen, R., EAS Publications Series, Volume 41, 2010, pp.107-110

151

Final Optical Design of PANIC, a Wide-Field Infrared Camera for CAHA,
Cárdenas, M. C.; Rodríguez Gómez, J.; Lenzen, R.; Sánchez-Blanco, E., Highlights of Spanish Astrophysics V, Astrophysics and Space Science Proceedings, Volume . ISBN 978-3-642-11249-2. Springer-Verlag Berlin Heidelberg, 2010, p. 471

150

CARMENES: Calar Alto high-Resolution search for M dwarfs with Exo-earths with a Near-infrared Echelle Spectrograph, Quirrenbach, A.; Amado, P. J.; Mandel, H.; Caballero, J. A.; Ribas, I.; Reiners, A.; Mundt, R.; Abril, M.; Afonso, C.; Bean, J. L.; Bejar, V. J. S.; Becerril, S.; Boehm, A.; Cardenas, C.; Claret, A.; Colome, J.; Costillo, L. P.; Dreizler, S.; Fernandez, M.; Francisco, X.; Garrido, R.; Gonzalez Hernandez, J. I.; Guenther, E. W.; Gutierrez-Soto, J.; Joergens, V.; Hatzes, A. P.; Henning, T.; Herrero, E.; Kurster, M.; Laun, W.; Lenzen, R.; Mall, U.; Martin, E. L.; Martin-Ruiz, S.; Montes, D.; Morales, J. C.; Morales Munoz, R.; Moya, A.; Naranjo, V.; Rabaza, O.; Ramon, A.; Rebolo, R.; Reffert, S.; Rodler, F.; Rodriguez, E.; Rodriguez Trinidad, A.; Rohloff, R. -R.; Sanchez Carrasco, M. A.; Schmidt, C.; Seifert, W.; Setiawan, J.; Stahl, O.; Suarez, J. C.; Wiedemann, G.; del Burgo, C.; Galadi, D.; Sanchez-Blanco, E.; Xu, W., Astronomical Society of the Pacific Conference Series, "Pathways towards habitable planets", eds. V. Coude du Foresto, D. M. Gelino & I. Ribas, 14-18 Sep 2009, Barcelona, Spain (in press)

149

SPHERE: the VLT planet imager in the post FDR phase, Wildi, Francois; Beuzit, Jean-Luc; Feldt, Markus; Mouillet, David; Dohlen, Kjetil; Puget, Pascal; Baruffolo, Andrea; Charton, Julien; Baudoz, Pierre; Boccaletti, Anthony; Abe, Lyu; Claudi, Riccardo; Feautrier, Philippe; Fusco, Thierry; Gratton, Raffaele; Hubin, Norbert; Kasper, Markus; Langlois, Maud; Lenzen, Rainer; Pavlov, Alexey; Petit, Cyril; Pragt, Johan; Rabou, Patrick; Roelfsema, Ronald; Saisse, Michel; Schmid, Hans Martin; Stadler, Eric; Moutou, Claire; Turatto, Massimo; Udry, Stephane; Waters, Rens; Henning, Thomas; Lagrange, Anne-Marie; Vakili, Farrokh, Proceedings of the SPIE, Volume 7440, pp. 74400P-74400P-11 (2009)

148

Characterization of Exoplanets and Protoplanetary Disks with the proposed E-ELT Instrument METIS, Hippler, Stefan; Brandner, Wolfgang; Henning, Thomas; Brandl, Bernhard R.; Blommaert, Joris; Glasse, Alistair; Jolissaint, Laurent; Käufl, Hans Ulrich; Kendrew, Sarah; Lenzen, Rainer; Molster, Frank; Pantin, Eric; Siebenmorgen, Ralf; Stuick, Remko; Venema, Lars, Proceedings of the International Conference. AIP Conference Proceedings, Volume 1158, pp. 333-336 (2009).

147

Dynamical masses for the nearest brown dwarf binary: ɛ Indi Ba, Bb, Cardoso, C. V.; McCaughrean, M. J.; King, R. R.; Close, L. M.; Scholz, R.-D.; Lenzen, R.; Brandner, W.; Lodieu, N.; Zinnecker, H., Proceedings of the 15th Cambridge Workshop on Cool Stars, Stellar Systems and the Sun. AIP Conference Proceedings, Volume 1094, pp. 509-512 (2009)

146

GRAVITY: Microarcsecond Astrometry and Deep Interferometric Imaging with the VLT, Eisenhauer, F.; Perrin, G.; Brandner, W.; Straubmeier, C.; Böhm, A.; Baumeister, H.; Cassaing, F.; Clénet, Y.; Dodds-Eden, K.; Eckart, A.; Gendron, E.; Genzel, R.; Gillessen, S.; Gräter, A.; Gueriau, C.; Hamaus, N.; Haubois, X.; Haug, M.; Henning, T.; Hippler, S.; Hofmann, R.; Hormuth, F.; Houairi, K.; Kellner, S.; Kervella, P.; Klein, R.; Kolmeder, J.; Laun, W.; Léna, P.; Lenzen, R.; Marteaud, M.; Naranjo, V.; Neumann, U.; Paumard, T.; Rabien, S.; Ramos, J. R.; Reess, J. M.; Rohloff, R.-R.; Rouan, D.; Rousset, G.; Ruyet, B.; Sevin, A.; Thiel, M.; Ziegleder, J.; Ziegler, D., Science with the VLT in the ELT Era, Astrophysics and Space Science Proceedings, Volume . ISBN 978-1-4020-9189-6. Springer Netherlands, 2009, p. 361

145

A comprehensive examination of the ɛ Eridani system. Verification of a 4 micron narrow-band high-contrast imaging approach for planet searches, Janson, M.; Reffert, S.; Brandner, W.; Henning, T.; Lenzen, R.; Hippler, S., Astronomy and Astrophysics, Volume 488, Issue 2, 2008, pp.771-780

144

LUCIFER status report: summer 2008, Mandel, Holger; Seifert, Walter; Hofmann, Reiner; Jütte, Marcus; Lenzen, Rainer; Ageorges, Nancy; Bomans, Dominik; Buschkamp, Peter; Dettmar, Ralf-Jürgen; Feiz, Carmen; Gemperlein, Hans; Germeroth, André; Geuer, Lutz; Heidt, Jochen; Knierim, Volker; Laun, Werner; Lehmitz, Michael; Mall, Ulrich; Müller, Peter; Naranjo, Vianac; Polsterer, Kai; Quirrenbach, Andreas; Schäffner, Ludwig; Schwind, Florian; Weiser, Peter; Weisz, Harald, Proceedings of the SPIE, Volume 7014, pp. 70143S-70143S-9 (2008).

143

PANIC: the new panoramic NIR camera for Calar Alto, Baumeister, Harald; Alter, Matthias; Cárdenas Vázquez, M. Concepción; Fernandez, Matilde; Fried, Josef; Helmling, Jens; Huber, Armin; Ibáñez Mengual, Jose-Miguel; Rodríguez Gómez, Julio F.; Laun, Werner; Lenzen, Rainer; Mall, Ulrich; Naranjo, Vianak; Ramos, Jose-Ricardo; Rohloff, Ralf-Rainer; García Segura, Antonio; Storz, Clemens; Ubierna, Marcos; Wagner, Karl, Proceedings of the SPIE, Volume 7014, pp. 70142R-70142R-9 (2008).

142

Preliminary optical design of PANIC, a wide-field infrared camera for CAHA, Cárdenas, M. C.; Rodríguez Gómez, J.; Lenzen, R.; Sánchez-Blanco, E., Proceedings of the SPIE, Volume 7014, pp. 70142Q-70142Q-10 (2008).

141

METIS: the mid-infrared E-ELT imager and spectrograph, Brandl, Bernhard R.; Lenzen, Rainer; Pantin, Eric; Glasse, Alistair; Blommaert, Joris; Venema, Lars; Molster, Frank; Siebenmorgen, Ralf; Boehnhardt, Hermann; van Dishoeck, Ewine; van der Werf, Paul; Henning, Thomas; Brandner, Wolfgang; Lagage, Pierre-Olivier; Moore, Toby J. T.; Baes, Maarten; Waelkens, Christoffel; Wright, Chris; Käufl, Hans Ulrich; Kendrew, Sarah; Stuik, Remko; Jolissaint, Laurent, Proceedings of the SPIE, Volume 7014, pp. 70141N-70141N-15 (2008).

140

SPHERE: a planet finder instrument for the VLT, Beuzit, Jean-Luc; Feldt, Markus; Dohlen, Kjetil; Mouillet, David; Puget, Pascal; Wildi, Francois; Abe, Lyu; Antichi, Jacopo; Baruffolo, Andrea; Baudoz, Pierre; Boccaletti, Anthony; Carbillet, Marcel; Charton, Julien; Claudi, Riccardo; Downing, Mark; Fabron, Christophe; Feautrier, Philippe; Fedrigo, Enrico; Fusco, Thierry; Gach, Jean-Luc; Gratton, Raffaele; Henning, Thomas; Hubin, Norbert; Joos, Franco; Kasper, Markus; Langlois, Maud; Lenzen, Rainer; Moutou, Claire; Pavlov, Alexey; Petit, Cyril; Pragt, Johan; Rabou, Patrick; Rigal, Florence; Roelfsema, Ronald; Rousset, Gérard; Saisse, Michel; Schmid, Hans-Martin; Stadler, Eric; Thalmann, Christian; Turatto, Massimo; Udry, Stéphane; Vakili, Farrokh; Waters, Rens, Proceedings of the SPIE, Volume 7014, pp. 701418-701418-12 (2008).

139

Near-infrared wavefront sensing for the VLT interferometer, Hippler, Stefan; Brandner, Wolfgang; Clénet, Yann; Hormuth, Felix; Gendron, Eric; Henning, Thomas; Klein, Ralf; Lenzen, Rainer; Meschke, Daniel; Naranjo, Vianak; Neumann, Udo; Ramos, José Ricardo; Rohloff, Ralf-Rainer; Eisenhauer, Frank, Proceedings of the SPIE, Volume 7015, pp. 701555-701555-11 (2008).

138

GRAVITY: getting to the event horizon of Sgr A*, Eisenhauer, F.; Perrin, G.; Brandner, W.; Straubmeier, C.; Richichi, A.; Gillessen, S.; Berger, J. P.; Hippler, S.; Eckart, A.; Schöller, M.; Rabien, S.; Cassaing, F.; Lenzen, R.; Thiel, M.; Clénet, Y.; Ramos, J. R.; Kellner, S.; Fédou, P.; Baumeister, H.; Hofmann, R.; Gendron, E.; Boehm, A.; Bartko, H.; Haubois, X.; Klein, R.; Dodds-Eden, K.; Houairi, K.; Hormuth, F.; Gräter, A.; Jocou, L.; Naranjo, V.; Genzel, R.; Kervella, P.; Henning, T.; Hamaus, N.; Lacour, S.; Neumann, U.; Haug, M.; Malbet, F.; Laun, W.; Kolmeder, J.; Paumard, T.; Rohloff, R.-R.; Pfuhl, O.; Perraut, K.; Ziegleder, J.; Rouan, D.; Rousset, G.,  Proceedings of the SPIE, Volume 7013, pp. 70132A-70132A-13 (2008)

137

GRAVITY: microarcsecond astrometry and deep interferometric imaging with the VLTI, Eisenhauer, F.; Perrin, G.; Straubmeier, C.; Brandner, W.; Boehm, A.; Cassaing, F.; Clenet, Y.; Dodds-Eden, K.; Eckart, A.; Fedou, P.; Gendron, E.; Genzel, R.; Gillessen, S.; Graeter, A.; Gueriau, C.; Hamaus, N.; Haubois, X.; Haug, M.; Henning, T.; Hippler, S.; Hofmann, R.; Hormuth, F.; Houairi, K.; Kellner, S.; Kervella, P.; Klein, R.; Kolmeder, J.; Laun, W.; Lena, P.; Lenzen, R.; Marteaud, M.; Meschke, D.; Naranjo, V.; Neumann, U.; Paumard, T.; Perger, M.; Perret, D.; Rabien, S.; Ramos, J. R.; Reess, J. M.; Rohloff, R. R.; Rouan, D.; Rousset, G.; Ruyet, B.; Schropp, M.; Talureau, B.; Thiel, M.; Ziegleder, J.; Ziegler, D., A Giant Step: from Milli- to Micro-arcsecond Astrometry, Proceedings of the International Astronomical Union, IAU Symposium, Volume 248, p. 100-101

 136

Constraints on Extrasolar Planet Populations from VLT NACO/SDI and MMT SDI and Direct Adaptive Optics Imaging Surveys: Giant Planets are Rare at Large Separations, Nielsen, Eric L.; Close, Laird M.; Biller, Beth A.; Masciadri, Elena; Lenzen, Rainer, The APJ, Volume 674, Issue 1, pp. 466-481 (2008)

135

LUCIFER: a NIR Spectrograph and Imager for the LBT, Mandel, Holger; Seifert, Walter; Lenzen, Rainer; Hofmann, Reiner; Jütte, Marcus; Weiser, Peter; Appenzeller, Immo; Bomans, Dominik; Buschkamp, Peter; Dettmar, Ralf-Jürgen; and 14 coauthors, Astronomische Nachrichten, Vol.328, Issue 7, July, 2007. Published by Wiley-VCH Verlag GmbH & Co. KGaA, Weinheim, Germany, 2007, p.626

134

Mid-Infrared Instrumentation for the European Extremely Large Telescope, Kendrew, S.; Brandl, B.; Lenzen, R.; Venema, L.; Käufl, H. U.; Finger, G.; Glasse, A.; Stuik, R., eprint arXiv:0708.3135

133

Telescope and instrument robotization at Dome C, Strassmeier, K. G.; Agabi, K.; Agnoletto, L.; Allan, A.; Andersen, M. I.; Ansorge, W.; Bortoletto, F.; Briguglio, R.; Buey, J.-T.; Castellini, S.; Coudé du Foresto, V.; Damé, L.; Deeg, H. J.; Eiroa, C.; Durand, G.; Fappani, D.; Frezzotti, M.; Granzer, T.; Gröschke, A.; Kärcher, H. J.; Lenzen, R.; Mancini, A.; Montanari, C.; Mora, A.; Pierre, A.; Pirnay, O.; Roncella, F.; Schmider, F.-X.; Steele, I.; Storey, J. W. V.; Tothill, N. F. H.; Travouillon, T.; Vittuari, L., Astronomische Nachrichten, Vol.328, Issue 6, p.451 (2007)

132

An Imaging Survey for Extrasolar Planets around 54 Close, Young Stars with SDI at the VLT and MMT, Biller, B. A.;Close, L.; Nielsen, E.; Masciadri, E.; Lenzen, R.; Brandner, W.; McCarthy, D.; Henning, T.; Hartung, M.; Stapelfeldt, K.; Trauger, J., Conference proceedings (2007lyot.confE..30B)

131

An Imaging Survey for Extrasolar Planets around 45 Close, Young Stars with SDI at the VLT and MMT, Biller, Beth A.; Close, Laird M.; Masciadri, Elena; Nielsen, Eric; Lenzen, Rainer; Brandner, Wolfgang; McCarthy, Donald; Hartung, Markus; Kellner, Stephan; Mamajek, Eric; Henning, Thomas; Miller, Douglas; Kenworthy, Matthew; Kulesa, Craig, APJ-Suppl.,  (2007)

130

Improved age constraints for the AB Doradus quadruple system. The binary nature of AB Doradus B, Janson, M.; Brandner, W.; Lenzen, R.; Close, L.; Nielsen, E.; Hartung, M.; Henning, T.; Bouy, H., A&A 462, 615 (2007)

129

NACO-SDI Direct Imaging Search for the Exoplanet ɛ Eri b, Janson, Markus; Brandner, Wolfgang; Henning, Thomas; Lenzen, Rainer; McArthur, Barbara; Benedict, G. Fritz; Reffert, Sabine; Nielsen, Eric; Close, Laird; Biller, Beth; Kellner, Stephan; Gümter, Eike; Hatzes, Artie; Masciadri, Elena; Geißler, Kerstin; Hartung, Markus, AJ133, 2442 (2007)

128

The Nucleus of Centaurus A with NACO, N. Häring, H.-W. Rix, M. Hartung, A. Prieto, R. Lenzen, Proceedings of the ESO Workshop held at Garching, Germany, 16-19. September 2003, “Science with Adaptive Optics, edt. W. Brandner, M. Kasper (2006)

127

Selected Examples of Solar and Extra-Solar Planetary Science with AO, L.M. Close, R. Lenzen, B. Biller, W. Brandner, M. Hartung, Proceedings of the ESO Workshop held at Garching, Germany, 16-19. September 2003, “Science with Adaptive Optics, edt. W. Brandner, M. Kasper (2006)

126

Correlation Imaging Processing of Diagnostic Raw Data Collected with NAOS-CONICA, H. Wegdorn, R. Lenzen, W. Brandner, M. Hartung, Proceedings of the ESO Workshop held at Garching, Germany, 16-19. September 2003, “Science with Adaptive Optics, edt. W. Brandner, M. Kasper (2006)

125

NACO-SDI: A Novel Simultaneous Differntial Imager for the direct Imaging of Giant Extra-Solar Planets, R. Lenzen, Proceedings of the ESO Workshop held at Garching, Germany, 16-19. September 2003, “Science with Adaptive Optics, edt. W. Brandner, M. Kasper (2006)

124

NAOS-CONICA Observational Capabilities, R. Lenzen, Proceedings of the ESO Workshop held at Garching, Germany, 16-19. September 2003, “Science with Adaptive Optics, edt. W. Brandner, M. Kasper (2006)

123

Contrast limits with the simultaneous differential extrasolar Planet Imager (SDI) at the VLT and MMT, B.A. Biller, L.M. Close, R. Lenzen, W. Brandner, E. Masciadri, D.W. McCarthy, Jr, T.F.E. Henning, E. Nielsen, M.E. Hartung, SPIE Proceedings 6272-84 (2006)

122

LUCIFER status report: Summer 2006, H.G. Mandel, I. Appenzeller, G. Andre, F. Carmen, H. Jochen, R. Johanna, W. Seifert, R. Lenzen, B. Grimm, T.M. Herbst, W. Laun, M. Lehmitz, R.R. Rohloff, M. Jütte, K.L. Polsterer, V. Knierim, T. Luks, R. Dettmar, R. Hofmann, H. Gemperlein, H. Weisz, P. Weiser, SPIE Proceedings 6269-126 (2006)

121

ELT instrument concepts: impact on telescope and adaptive optics design, C. R. Cunningham, E. Atad-Ettadgui, R.M. Bacon, B.R. Brandl, J. Cuby, W.R.F. Dent, S. D´Odorico, G.B. Dalton, I. Egan, J. Hammer, N.N. Hubin, P. Jagourel, R. Lenzen, S.L. Morris, E. Prieto, A. Quirrenbach, M. Fedfern, SPIE proceedings 6269-65 (2006)

120

MIDIR/TOWL: the thermal/mid-IR instrument for OWL, B. R. Brandl, R. Lenzen, L.B. Venema, A.C.H. Glasse, H.-U. Käufl, SPIE Proceedings 6269-75 (2006)

119

Observational capabilities and technical solution of a thermal and MIR instrument for ELTs, R. Lenzen, B.R. Brandl, LG. Finger, W. Brandner, A. Glasse, H.-U. Käufl, L.B. Venema, SPIE Proceedings 6269-186 (2006)

118

Direct and Differential Imaging Search for Substellar Compenions to ε Ind A, K. Geißler, S. Keller, W. Brandner, E. Masciadri, M. Hartung, T. Henning, R. Lenzen, L. Close, M. Endl, M. Kürster, 2006, submitted to A&A 

117

The EPICS project: Exoplanets detection with OWL, Verinaud, C.; Hubin, N.; Kasper, M.; Antichi, J.; Baudoz, P.; Beuzit, J.-L.; Boccaletti, A.; Chalabaev, A.; Dohlen, K.; Fedrigo, E.; and 24 coauthors, Proceedings of IAU-Colloquium #200, 2005

116

Search and investigation of extra-solar planets with polarimetry, Schmid, H. M.; Beuzit, J.-L.; Feldt, M.; Gisler, D.; Gratton, R.; Henning, Th.; Joos, F.; Kasper, M.; Lenzen, R.; Mouillet, D.; and 8 coauthors, Proceedings of IAU-Colloquium #200, 2005

115

On the Age, Spectral Type, Orbit, and Comparison to Evolutionary Models of AB Dor C, Close, L. M.; Nielsen, E. L.; Guirado, J. C.; Biller, B. A.; Lenzen, R.; Brandner, W.; Hartung, M.; Lidman, C., Proceedings of IAU-Colloquium #200, 2005

114

ZIMPOL/CHEOPS: a Polarimetric Imager for the Direct Detection of Extra-solar Planets, Schmid, H. M.; Gisler, D.; Joos, F.; Povel, H. P.; Stenflo, J. O.; Feldt, M.; Lenzen, R.; Brandner, W.; Tinbergen, J.; Quirrenbach, A.; and 4 coauthors, Proceedings of Conference Waikoloa 2005

113

Polarimetric Differential Imaging Studies of Stellar Environments: Disks and Planets, Brandner, W.; Apai, D.; Lenzen, R.; Feldt, M.; Huélamo, N., Proceedings of Waikoloa Conference 2005

112

VLT diffraction limited imaging and Spectroscopy in the NIR: Weighing the Black Hole in Centaurus A with NACO, N. Häring-Neumayer, M. Cappellari, H.-W. Rix, M. Hartung, M. A. Prieto, K. Meisenheimer, R. Lenzen,  ApJ 643,226

111

The science case of exoplanets and starfomation using MIR instrumentation on the OWL telescope, R. Lenzen, B. Brandl, W. Brandner,  IAU Symposium 232 (Capetown) 2005, p329

110

Suppressing Speckle Noise for Simultaneous Differential Extrasolar Planet Imaging (SDI) at the VLT and MMT, Beth A. Biller, Laird M. Close, Rainer Lenzen, Wolfgang Brandner, Donald McCarthy, Thomas Henning, Eric Nielsen, Stephan Kellner, and Marcus Hartung, Proceedings IAU Colloquium No. 200 (Nice), 2005

109

A Survey of Close, Young Stars with SDI at the VLT and MMT, Beth A. Biller, Laird M. Close, Elena Masciadri, Rainer Lenzen, Wolfgang Brandner, Donald McCarthy, Thomas Henning, Eric Nielsen, and Marcus Hartung, Proceedings IAU Colloquium No. 200 (Nice), 2005 

108

T-OWL: The Mid-Infrared Instrument  for OWL, R. Lenzen, B. Brandl, and L. Venema, Proceedings Ringberg Colloquium July 2005 (in preparation)

107

The Arches Cluster: Evidence for a Truncated Mass Function? Stolte, Andrea; Brandner, Wolfgang; Grebel, Eva K.; Lenzen, Rainer; Lagrange, Anne-Marie, The Astrophysical Journal, Volume 628, Issue 2, pp. L113-L117

106

The sub-arcsecond dusty environment of Eta Carinae, Chesneau, O.; Min, M.; Herbst, T.; Waters, L. B. F. M.; Hillier, D. J.; Leinert, Ch.; de Koter, A.; Pascucci, I.; Jaffe, W.; Köhler, R.; Alvarez, C.; van Boekel, R.; Brandner, W.; Graser, U.; Lagrange, A. M.; Lenzen, R.; Morel, S.; Schöller, M., Astronomy and Astrophysics, Volume 435, Issue 3, June I 2005, pp.1043-1061

105

AB Doradus C: age, spectral type, orbit, and comparison to evolutionary models, Nielsen, E. L.; Close, L. M.; Guirado, J. C.; Biller, B. A.; Lenzen, R.; Brandner, W.; Hartung, M.; Lidman, C. Astronomische Nachrichten, Vol.326, Issue 10, p.1033-1039

104

Lichtschwach, aber gewichtig, R. Lenzen, W. Brandner, Spektrum der Wissenschaft, Mai2005, p22

103

The Nucleus of Centaurus A with NACO, Häring, Nadine; Rix, Hans-Walter; Hartung, Markus; Prieto, Almudena; Lenzen, Rainer; Meisenheimer, Klaus, 2005, Proceedings ESO-Workshop

102

Selected Examples of Solar and Extra-Solar Planetary Science with AO, Close, Laird M.; Lenzen, Rainer; Biller, Beth; Brandner, Wolfgang; Hartung, Markus, 2005, Proceedings ESO-Workshop

101

Correlation Image Processing of Diagnostic Raw Data Collected with NAOS-CONICA, Weghorn, Hans; Lenzen, Rainer; Brandner, Wolfgang; Hartung, Markus, 2005, Proceedings ESO-Workshop

100

New observing modes for NACO, N. Kasper, N.A. Ageorges, A. Boccaletti, W. Brandner, L. Close, R. Davies, G. Finger, R. Genzel, M. Hartung, A. Kaufer, S. Kellner, N. Hubin, R. Lenzen, C. Lidman, G. Monnet, A. Moorwood, T. Ott, P. Riaud, H.J. Röser, D. Rouan, J. Spyromilio, 2005, ESO messenger Nr. 119, p9

99

A dynamical calibration of the mass-luminosity relation at very low stellar masses and young ages, L.M. Close, R. Lenzen, J.C.Guirado, E.L.Nielsen, E.E.Mamajek, W. Brandner, M. Hartung, C. Lidman, B. Biller, 2005, Nature 433, p286

98

A new VLT surface map of Titan at 1.575 microns, M. Hartung, T. Herbst, L. Close, R. Lenzen, W. Brandner, O. Marco, C. Lidman, 2004, A&A 421, L17

97

Mid-Infrared sizes of circumstellar disks around Herbig Ae/Be stars measured with MIDI on the VLTI, 2004, Ch. Leinert, R. van Boekel, L.B.F.M. Waters, O, Chesneau, F. Malbet, R. Köhler, W. Jaffe, Th. Ratzka, A. Dutrey, Th. Preibisch, U. Graser, E. Bakker, G. Chagnon, W.D. Cotton, C. Dominik, C.P. Dullemond, A.W. Glazenborg-Kluttig, A. Glindemann, Th. Henning, K.-H. Hofmann, J. deJong, R. Lenzen, S. Ligori, B. Lopez, J. Meisner, S. Morel, F. Paresce, J.-W. Pel, I. Percheron, G. Perrin, F. Przygodda, A. Richichi, M. Schöller, P. Schuller, B. Stecklum, M.E. van den Acker, O. von der Lühe, G. Weigelt, 2004,  A&A 423, p537

96

Simulations versus observations obtained with the simultaneous differential imager, A. Berton, E. Masciadri, S. Keller, R. Lenzen, W. Brandner, R. Gratton, M. Feldt, M. Hartung, R. Claudi, J. Antichim, C. Pernechele, 2004, SPIE 5490-146, p661

95

The MPIA detector system fort he LBT Instruments LUCIFER and LINC-NIRVANA, S. Ligori, R. Lenzen, H. Mandel, B. Grimm, U. Mall, 2004, SPIE 5499-33, p108

94

LUCIFER status report, summer 2004, H. G. Mandel, I. Appenzeller, M. Lehmitz, A. Schuetze, W. Seifert, A. Seltmann, R. Lenzen, B. Grimm, T. Herbst, W. Laun, S. Ligori, R. Rohloff, W. Xu, R. Hofmann, H. Hemperlein, H. Weisz, M. Juette, R. Dettmar, K. Polsterer, P. Weiser, 2004, SPIE 5492-59 p1208

93

CHEOPS/ZIMPOL: a VLT instrument study for the polarimetric search of scattered light from extrasolar planets, D. Gisler, H.M. Schmid, H.P. Povel, J. Stenflo, F. Joos, C. Thalmann, M. Feldt, R. Lenzen, J. Timberg, R. Gratton, R. Stuik, D. Stam, W. Brandner, S. Hippler, M. Turatto, R. Neuhauser, C. Dominik, A. Hatzes, T. Henning, J. Lima, A. Quirrenbach, R. Waters, G. Wuchterl, H. Zinnecker, 2004, SPIE 5492-157 p463

92

Suppression speckle noise for simultaneous differential extrasolar planet imaging at the VLT and MMT, B.A. Biller, L. Close, R. Lenzen, W. Brandner, D. McCarthy, E. Nielsen, M. Hartung, 2004, SPIE 5490-52, p389

91

A novel simultaneous differential imager for the direct imaging of giant planets, R. Lenzen, L. Close, W. Brandner, B. Biller, M. Hartung, 2004, SPIE 5492-32 p970

90

NAOS-CONICA observational capabilities, R. Lenzen, 2004, ESO-workshop (in press)

89

NACO-SDI: A novel Simultaneous Differential Imager for the direct imaging of giant extra-solar planets, R. Lenzen, L. Close, W. Brandner, M. Hartung, B. Biller, 2004, ESO-workshop

88

The sub-arcsecond dusty environment of Eta Carinae, O. Chesneau, M. Min, T. Herbst, L.B.F.M. Waters, J. Hillier, Ch. Leinert, R. van Boekel, I. Pascucci, W. Jaffe, R. Köhler, C. Alvarez, W. Brandner, U. Graser, A. de Koter, a.M. Lagrange, R. Lenzen, M. Schöller, 2005, Astron. & Astroph. 435, p1043

87

Epsilon Indi Ba, Bb: The nearest binary brown dwarf, McCaughrean, Close, L. M., Scholz R.-D., Lenzen R., Biller B., Brandner W., Hartung M., Lodieu N., 2004, Astr. Astroph. 413, 1029  

86

PRIME: A Deep Near-Infrared Survey Project, 2004, Omont, A., Zheng, W., Ford, H.C., Kruk, J.W., Tsvetanov, Z.I., Szalay, A.S., Shu, P.K., Grenhouse, M.A., Hartig, G., Postman, M., Stockman, H.S., Voit, G.M., Lenzen, R., Rix, H.W., Kent, S., Stoughton, C., Mellier, Y., Towards Toward an International Virtual Observatory, Proceedings of the ESO/ESA/NASA/NSF Conference held in Garching, Germany, 10-14 June 2002. Edited by P.J. Quinn, and K.M. Gorski. ESO Astrophysics Symposia. Berlin: Springer, 2004, p. 298.

85

NACO polarimetric differential imager of TW Hya. A sharp look at the closest T Tauri disk, Apai, D., Pascucci, I., Brandner, W., Henning, T., Lenzen, R., Potter, D. E., Lagrange, A.-M., Rousset G., 2004, Astr. Astroph. 415, 671

84

The sharpest look at the closest T Tauri disk: NACO polarimetric differential imaging of the TW Hya, 2003, Apai, D., Brandner. W., Pascucci, I., Henning, Th., Lenzen, R., Lagrange, A.-M.,  Proceedings of the Conference on Towards Other Earths: DARWIN/TPF and the Search for Extrasolar Terrestrial Planets, 22-25 April 2003, Heidelberg, Germany. Edited by M. Fridlund, T. Henning, compiled by H. Lacoste. ESA SP-539, Noordwijk, Netherlands: ESA Publications Division, ISBN 92-9092-849-2, 2003, p. 329 - 332

83

Discovery of a candidate for the central star of the ultracompact HII region G5.89-0.39,  Feld M. , Puga E.,  Lenzen R., Henning T., Brandner W. , Stecklum B.,  Lagrange A.-M., Gendron E., Rousset, G. ApJ 599, L91

82

PRIME: probing the very early universe, 2003, Zhen, W., Ford, H.C., Holland, C., Kruk, J.W., Tsvetanov, Z.I., Szalay, A., Hartig, G.F., Stockman, H.S., Postman, M., Voit, G.M., Shu, P.K., Greenhouse, M.A., Rix, H.-W., Lenzen, R., Kent, S.M., Stoughton, C., Omont, A., Mellier, Y.,   IR Space Telescopes and Instruments. Edited by John C. Mather . Proceedings of the SPIE, Volume 4850, pp. 1132-1136 (2003).

81

First NACO observations of the Brown Dwarf LHS 2397aB, E. Masciadri, W. Brandner, H. Bouy, R. Lenzen, A.M. Lagrange, F. Lacombe, 2003, Astron. Astroph. 411, p157

80

Direct measurement of the size of the star h Carinae, R. van Boekel, P. Kervella, M. Schöller, T. Herbst, W. Brandner, A. de Koter, L.B.F.M. Waters, J. Hillier, F. Paresce, R. Lenzen, A.-M. Lagrange etc., 2003, Astron. Astroph. 410, L37

79

MIDI - the 10 µm instrument on the VLTI, 2003, Leinert, Ch., Graser, U., Przygodda, F., Waters, L.B.F.M., Perrin, G., Jaffe, W., Lopez, B., Bakker, E.J., Böhm, A., Chesneau, O., Cotton, W.D., Damstra, S., de Jong, J., Glazenborg-Kluttig, A.W., Grimm, B., Hanenburg, H., Laun, W., Lenzen, R., Ligori, S., Mathar, R.J., Meisner, J., Morel, S., Morr, W., Neumann, U., Pel, J.-W., Schuller, P., Rohloff, R.-R., Stecklum, B., Storz, C., von der Lühe, O., Wagner, K., Astrophysics and Space Science, v. 286, Issue 1, p. 73-83 (2003).

78

Inward Bound: Studying the Galactic Center with NAOS/CONICA, T. Ott, R. Schödel, R. Genzel, A. Eckart, F. Lacombe, D. Rouan, R. Hofmann, M. Lehnert, T. Alexander, A. Sternberg, M. Reid, W. Brandner, R. Lenzen, M. Hartung, E. Gendron, Y. Clènet, G. Rousset, a.-M. Lagrange, N. Ageorges, N. Hubin, C. Lidman, A.F.M. Moorwood, A. Renzini, J. Spyromilio, L. Tacconi-Garman, K.M. Menten, N. Mouawad, 2003, ESO Messanger 111, p1

77

VLT/NACO adaptive optics imaging of the TY CrA system, a fourth stellar component candidate detected, G. Chauvin, A.-M. Lagrange, H. Beust, T. Fusco, D. Mouillet, F. Lacombe, E. Gendron, G. Rouset, D. Rouan, W. Brandner, R. Lenzen, N. Hubin, M. Hartung, 2003, Astron.  Astroph. 406, 51

76

The stellar cusp around the supermassive black hole in the Galactic Center, R. Genzel, R. Schödel, T. Ott, R. Hofmann, M. Lehnert, A. Eckart, T. Alexander, R. Lenzen, F. Lacombe, D. Rouan, M. Zoccali, A. Renzini, 2003, ApJ 594, 812

75

Calibration of NAOS and CONICA static aberrations, Experimental Results, M. Hartung, A. Blanc, T. Fusco, F. Lacombe, L.M. Mugnier, G. Rousset, R. Lenzen, 2003, Astron. And Astroph. 399, 385

74

NAOS-CONICA performance in a crowded field – the Arches Cluster, A. Stolte, W. Brandner, E.K. Grebel, D.F. Figer, F. Eisenhauer, R. Lenzen, Y. Harayama, 2003, ESO Messanger 111, p9

73

A star in a 15.2-year  orbit around the super massive black hole at the center of the Milky Way, R. Schödel, T. Ott, R. Genzel, R. Hofmann, M. Lehnert, A. Eckart, N. Mouawad, T. Alexander, M. J. Reid, R. Lenzen, M. Hartung, F. Lacombe, D. Rouan, E. Gendron, g. Rousset, A.-M. Lagrange, W. Brandner, N. Ageorge, C. Lidman, A. F. m. Moorwood, J. Spyromilio, A. Renzini, N. Hubin, K. M. Menten, 17 October 2002, Nature 419, p694

72

NAOS-CONCIA first on sky results in a variety of observing modes,  R. Lenzen, M. Hartung, W. Brandner, G. Finger, N. N. Hubin, F. Lacombe, A.-M. Lagrange, M. D. Lehnert, A. Moorwood, D. Mouillet,  2002, SPIE VOl. 4841, [4841-92]

71

Technical overview of the primordial explorer, J. W. Kruk, G. F. Hartig, T. M. Ajluni, S. J. Conrad, B. Paulsen, P. K. Shu, D. Campbell, R. Lenzen, C. J. Silvia, Z. Tsvetanov, H. C. Ford, W. Zheng, 2002, SPIE VOl. 4850, [4850-160]

70

Polarization with adaptive optics at ESO Very Large Telescope (Yepun), N. Ageorges, R. Lenzen, M. Hartung, W. Brandner, E. Gendron, A. F. Moorwood, A.-M. Lagrange,  2002, SPIE VOl. 4843, [4843-39]

69

LUCIFER: a multi-mode NIR instrument for the LBT, W. Seifert, I. Appenzeller, H. Mandel, M. Lehmitz, A. Seltmann, W. Xu, H. Baumeister, P. Bizenberger, B. Grimm, T. Herbst, W. Laun, R. Lenzen, R. Rohloff, R. Hofmann, N. A. Thatte, D. Bomans, R. Dettmar, M. Juette, R. Lemke, S. Müller, P. Weiser, 2002, SPIE VOl. 4841, p962 [4841-103]

68

First diffraction limited images at VLT with NAOS and CONCIA, A.-M. Lagrange, G. Chauvin, T. Fusco, E. Gendron, D. Rouan,  M. Hartung, F. Lacomb, D. Mouillet, G. Rousset, P. Drossart, R. Lenzen, C. Moutou, W. Brandner, N. Hubin,Y. Clenet, A. Stolte, R. Schoedel, , G. Zins, J. Spyromilio 2002, SPIE VOl. 4841, p944 [4841-91]

67

CONICA design, performance and final laboratory tests,  M. Hartung, R. Lenzen, R. Hofmann, A. Böhm, W. Brandner, T. Fusco, P. Granier, F. Lacombe, W. Laun, C. Storz, K. Wagner, 2002, SPIE VOl. 4841, p425 [4841-47]

66

Calibration of CONICA static aberrations by phase diversity, M. Hartung, A. Blanc, T. Fusco, F. Lacombe, L. M. Mugnier, G. Rousset, R. Lenzen, 2002, SPIE VOl. 4841, p295 [4841-32]

65

Deconvolution of NAOS-CONICA astronomical data with MISTRAL, T. Fusco, A.-M. Lagrange, D. Moulliet, W. Brandner, N. N. Hubin, F. Lacombe, R. Lenzen, G. Rousset,. 2002, SPIE VOl. 4839 [4839-126]

64

NAOS-CONICA: Die neue Höchstleistungskamera am VLT, Th. Bürkle, R. Lenzen, 2002, Stern und Weltraum 5/2002

63

NAOS+CONCIA at Yepun: First VLT Adaptive Optics System Sees First Light, W. Brandner, G. Rousset, R. Lenzen, N. Hubin, F. Lacombe, R. Hofmann, A. Moorwood, A.-M. Lagrange, E. Gendron, M. Hartung, P. Puget, N. Ageorge, P. Biereichel, H. Bouy, H. Charton, G. Doumont, T. Fusco, Y. Jung, M. Lehnert, J.-L. Lizon, G. Monnet, D. Mouillet, C. Moutou, D. Raboud, C. Röhrle, S. Skole, J. Spyromilio, C. Storz, L. Tacconi-Garman, G. Zins, 2002, The Messanger, No. 107, p1

62

Search for the First Quasars and Supernovae, 2002, Zheng, W., Ford, H., Tsvetanov, Z., Davidson, A., Szalay, A., Kruk, J., Hartig, G., Stockman, P., Postman, M., Rix, H.-W., Lenzen, R., Shu, P., Lighthouse of the universe: The Most Luminous Celestial Objects and Their Use for Cosmology Proceedings of the MPA/ESO/, p. 323

61

LUCIFER - A NIR Spectrograph and Imager for the LBT, Science with the Large Binocular Telescope. Mandel, H., Appenzeller, I., Bomans, D., Eisenhauer, F., Grimm, B., Herbst, T.M., Hofman, R., Lehmitz, M., Lemke, R., Lehnert, M., Lenzen, R., Luks, T., Mohr, R., Seifert, W., Seltmann, A., Thatte, N., Weiser, P., Xu, W., Proceedings of a Workshop held Ju ly 24-29, 2000, at Ringberg Castle, Bavaria. Sponsored by the Max-Planck Society and the LBT Beteiligungsgeschellschaft. Edited by Tom Herbst. ISBN 3-00-008071- 6. Printed by Neumann Druck, 2001, p.177

60

LUCIFER - A NIR Spectrograph and Imager for the LBT Design Status Report July 2001,  2001,  Mandel, H., Appenzeller, Lehmitz,, Seifert, W., Seltmann, A.., Xu, W., Bizenberger, P., Grimm, B., Laun, W., Lenzen, R., Rohloff, R.-R., Herbst, T., Astronomische Gesellschaft Abstract Series, Vol. 18. Abstracts of Contributed Talks and Posters presented at the Annual Scientific Meeting of the Astronomische Gesellschaft at the Joint European and National Meeting JENAM 2001 of the European Astronomical Society and the Astronomische Gesellschaft at Munich, September 10-15, 2001, abstract #P216.

59

First test results and calibration methods of CONICA as a stand-alone device, 2000, Hartung, M., Bizenberger, P., Böhm, A., Laun, W., Lenzen, R., Wagner, K., Proc. SPIE Vol. 4008, p. 830-841, Optical and IR Telescope Instrumentation and Detectors, Masanori Iye; Alan F. Moorwood; Eds.

58

Cold optics of MIDI: the mid-infrared interferometric instrument for the VLTI, 2000, Pel, J.-W., Glazenborg-Kluttig, A.W., de Haas, J.C., Hanenburg, H., Lenzen, R., Proc. SPIE Vol. 4006, p. 164-173, Interferometry in Optical Astronomy, Pierre J. Lena; Andreas Quirrenbach; Eds.

57

10-um interferometry on the VLTI with the MIDI instrument: a preview, 2000, Leinert, Ch.,  Graser, U., Waters, L.B., Perrin, G., Lopez, B., Coude du Foresto, V., Glazenborg-Kluttig, A.W.,  de Haas, J.C. Herbst, T.M.,  Jaffe, W., Lena, P.J., Lenzen, R., le Poole, R.S., Ligori, S., Mundt, R., Pel, J.-W., Poro, I.L., vonder Lühe, O., Proc. SPIE Vol. 4006, p. 43-53, Interferometry in Optical Astronomy, Pierre J. Lena; Andreas Quirrenbach; Eds.

56

LUCIFER: a NIR spectrograph and imager for the LBT, 2000, Mandel, H., Appenzeller, I., Bomans, D., Eisenhauer, F., Grimm, B., Herbst, T., Hofmann, R., Lehmitz, M., Lemke, R., Lehnert, M., Lenzen, R., Luks, Th., Mohr, R., Seifert, W., Thatte, N.A., Weiser, P., Xu, W., Proc. SPIE Vol. 4008, p. 767-777, Optical and IR Telescope Instrumentation and Detectors, Masanori Iye; Alan F. Moorwood; Eds.

55

PRIME: a deep near-infrared survey mission concept, 2000, Zheng, W., Ford, H.C., Davidson, A.F., Kruk, J.W., Tsvetanov, T.I., Szalay, A.S., Hartig, G., Postman, M., Stockman, H.S., Thompson, R., Shu, P.K., Lenzen, R., Rix, H.-W., Mark, D., McGuffey, D., American Astron. Soc. Meeting, 197, 9306  

54

GRB991106, near-infrared observations, 1999, Stecklum, B., Klose, S., Fischer, O., Lenzen, R., Vrba, F.J., Henden, A.A., Luginbuhl, C.B., Canzian, B., Levine, S.E., Guetter, H.H., Munn, J.A., Castro-Tirado, A., Greiner, J., Gorosabel, J., Riffeser , A., GRB Coordinates Network, Circular Service, 446, 1

53

LUCIFER - a NIR spectrograph and imager for the LBT, 1999,  Mandel, H.; Appenzeller, I.; Seifert, W.; Xu, W.; Herbst, T.; Lenzen, R.; Thatte, N.; Eisenhauer, F.; Lemke, R.; Bomans, D., Luks, T., Weiser, P., Spörl, C., AG Abstract Services, vol. 15. Abstracts of Contributed Talks and Posters presented at the Annual Scientific Meeting of the Astronomische Gesellschaft, in Goettingen, 20-25 September 1999.

52

The Wide Field Imager for the 2.2-m MPG/ESO Telescope: a Preview,  D. Baade, K. Meisenheimer, O. Iwert, J. Alonso, P. Amico, Th. Augusteijn,  J. Beletic, H. Bellemann, W. Benesch, H. Böhm, H. Böhnhardt, S.  Deiries, B. Delabre, R. Donaldson, G. hess, H. Klein, R. Lenzen J.-L. Lizon, D. Mancini, N. Münch, G. Rahmer, J. Reyes, E. Robledo, A. Silber,  ESO Messenger No. 95, 15, 1999

51

Omega Cass: A new multi-mode NIR-imager/spectrometer for the  Calar Alto Observatory, R. Lenzen, P. Bizenberger, N. Salm, C. Storz, 1998,  SPIE Vol. 3354, p493

50

CONICA: The high resolution near-infrared camera for the ESO VLT, 1998, Bizenberger, P.; Lenzen, R.; Bellemann, H.; Storz, C.; Tusche, A.; Wagner, K.; Hofmann, R. NICMOS and the VLT: A New Era of High Resolution Near Infrared Imaging and Spectroscopy, Pula, Sardinia, Italy, June 26-27th 1998 ESO Conference and Workshop Proceedings 55, 1998, Wolfram Freudling and Richard Hook eds.,p. 10

49

CONICA: the high-resolution NIR camera for the ESO VLT, R. Lenzen,  R. Hofmann, P. Bizenberger, A. Tusche, 1998, SPIE VOl. 3354, p606

48

Near-Infrared Observations of Collimated Mass Outflow from W3-IRS4,  R. Lenzen, Disks and Outflows Arround Young Stars, Eds. S. V. W. Beckwith, J. Staude, A. Quetz, A. Natta. Lecture Notes in Physics 465, Springer Berlin 1996, CD-ROM 620-625

47

Observing the early Universe with CONICA, Lenzen, R., ESO Astrophysics Symposia (1996), Springer Verlag, ISBN 3-540-62414-7

46

Status of the High Resolution Near Infrared Camera CONICA for the VLT (ESO), Lenzen, R., Hofmann, R., SPIE Vol. 247, 268

45

 CONICA: Coudé near-infrared camera for the ESO VLT,  Lenzen, R., 1993, SPIE Vol. 1946, p635

44

Near Infrared Images of IRAS Galaxies, 1993, Zenner, St.,  Lenzen, R., Astron. Astroph. Suppl. 101, 363

43

A systematic Approach for Young Binaries in Taurus, 1993, Leinert, Ch., Zinnecker, H., Weitzel, N., Christou, J., Ridgway, S.T., Jameson, R., Haas, M., Lenzen, R., Astron. Astroph. 278, 129

42

Optical and Near Infrared Observations of S140N, 1993, Eiroa, C., Lenzen, R., Miranda, L.F., Torelles, J.M., Anglada, G., Stalella, R., Astron. J. 106, 613

41

The Coudè Near Infrared Camera for the VLT, 1992, Lenzen, R., ESO Conference on Progress in Telescope and Instrumentation Technology, Proceedings No. 42, p593

40

Die neuen Instrumente für das VLT, 1992, Lenzen, R., Stern und Weltraum, Band 5/92, Seite 290

39

A Survey of Young Stars in Taurus For Multiplicity, 1992, Leinert, Ch., Weitzel, N., Lenzen, R., Zinnecker, H. , Christou, J., Ridgway, S.T., Jameson, R., Richichi, IAU Coll. 135

38

Coudè Near Infrared Camera Instrument Contract signed, 1992,  Lenzen, R., ESO Messanger 67, p17

37

On the Polarization of GL 490, 1992, Haas, M., Leinert, Ch., Lenzen, R., Astron. Astroph. 261, 130

36

LkHa 198 and V376 Cas: Speckle Interferometric and Polarimetric Observations of Circumstellar Dust, 1991, Leinert, Ch., Haas, M., Lenzen, R., Astron. Astroph. 246, 180

35

First Results with the MPIA Near-Infrared Camera, 1990, Lenzen, R., Hippler, St., Vogel, A., Abstract Series Astron. Ges. 5, 99

34

IR-Study of IRAS09002-4737 and the Surrounding HII Region, 1991, Lenzen, R., Astron. Astroph. 244, 477

33

Polarimetric Evidence for a Dust Torus or Disk in IRAS 0937+12 and OH 0739-14, 1989, Abstract Serie Astron. Ges. 3, 94

32

Observational Evidence for the Influence of the Magnetic Field on Star Formation in the Serpens Molecular Cloud, 1988, Gomez de Castro, A. I., Eiroa, C., Lenzen, R., Astron. Astroph. 201, 299

31

A new IR-Grating Spectrometer for the Calar Alto Observatory, 1987, Krabbe, A., Lenzen, R., Weil, St., Workshop on Groundbased Astronomical Observations with Infrared Array Detectors, Hilo, Havaii

30

Supernova 1988D in MCG+0-20-006, 1988, IAU Circ., 4547

29

The Nature of the Reflection Nebula Associated with NGC7538/IRS9, 1988, Eiroa, C., Lenzen, R., Gomez, A. I., Astron. Astroph. 190, 283

28

Ein Infrarotgitterspektrograph mit Detektorzeile für das Observatorium auf dem Calar Alto, 1987, Krabbe, A.; Lenzen, R.; Weil, S., Mitteilungen der Astronomischen Gesellschaft, Vol. 68, p.109

27

Serpens-SVS20: A Young Double Source, 1986, Eiroa, C., Lenzen, R., Leinert, Ch., Hodapp, K.-W., Astron. Astroph. 179, 171

26

High Velocity Herbig Haro Objects near Cep-A, 1987, Lenzen, R., European Regional Meeting of the IAU, Prag, Aug. 24-29

25

High Velocity Herbig Haro Objects near Cep-A, 1988, Lenzen, R., Astron. Astroph. 190, 269

24

Dust distribution near Young Stars of Bipolar Flows Deduced from CCD Polarimetry at 1 µm, 1986, Lenzen, R., IAU Symp. 122

23

Herbig Haro Objekte hoher Eigenbewegung in Cep A, 1986, Mitt. Astron. Gesellschaft 67, 303

22

Serpens-SVS20: A New Infrared Double Source, 1986, Eiroa, C., Lenzen, R., Leinert, Ch., Hodapp, K.-W., IAU Symp. 122, 115

21

The Nature of RW Sextantis, 1986, Bolick, U., Beuermann, K., Bruch, A., Lenzen, R., IAU Coll. No. 93, Bamberg

20

IR-Reflection Nebulae near Molecular Outflow Sources, 1986, Lenzen, R., Astron. Astroph., 173, 124

19

GL 961 - An Infrared Double Source, 1984, Lenzen, R., Hodapp, K.-W., Reddmann, Th., Astron. Astroph. 137, 365

18

Optical and Infrared Observation of Cep A/GGD 37, 1984, Lenzen, R., Hodapp, K.-W., Solf, J., Astron. Astroph. 137, 202

17

Infrarot Polarimetrie und Photometrie in Cep A, 1983, Lenzen, R., Hodapp, K.W., Solf, J., Mitt. Astron. Gesellschaft 60, 245

16

From 1.2 µm to 13 µm:  Observations From 1.2 microns to 13 microns: Observations of CEP-A, 1982, Lenzen, R., Hefele, H., Galactic and Extragalactic Infrared Spectroscopy, 1982, XVth ESlab-Symposium, Toledo, Sp-192, 65

15

Short-Timescale IR Variation of S433, 1983, Kodaira, K., Lenzen, R., Astron. Astroph. 126, 440

14

On the Infrared Sources 1 and 2 in NGC 7538, 1982, Elsässer, H., Birkle, K., Lenzen, R., Astron. Astroph. 108, 274

13

Ein neues lichtelektrisches Photometer für das Deutsch-Spanische Astronomische Zentrum, 1981, Lenzen, R.; Bellemann, H.; Fath, D.; Schütz, H.; Zimmermann, K., Mitteilungen der Astronomischen Gesellschaft, Vol. 54, p.179

12

Polarization of Starlight in M17, 1981, Schulz, A., Lenzen, R., Schmidt, Th., Proetel, K., Astron. Astroph. 95, 94

11

Imaging properties of a Wolter-I type X-ray telescope with particular reference to contrast reduction through diffuse reflection, 1978, Lenzen, R., Tuebingen, Universitaet, Fachbereich Physik, Doktor der Naturwissenschaften Dissertation, 1978. 123 p. In German.

10

Properties of a Transmission Grating behind a Grazing Incidence Telescope for Cosmic Spectroscopy, 1977, Beuermann, K.P., Lenzen, R., Bräuninger, H., Appl. Optics Vol. 16, No. 5, 1425

9

X-Ray Optical Properties of a Wolter Type I Telescope for Rocket Application, 1978, Bräuninger, H., Lenzen, R., Trümper, J., Cospar:  New Instrumentation for Space Astronomy, ed. by K. van der Hucht and G.S. Vaianan, Pergamon Press, Oxford and New York

8

The bipolar Nebula S 106: Photometric and Spectropolarimetric Observations, 1983, Staude, H.J., Lenzen, R., Dyck, H.M., Schmidt, G.D., ApJ 255,95

7

New Polarization Measurements of HD183143, HD204827 and Cyg OB2 Sch. No. 12, 1983, Schulz, A., Lenzen, R., Astron. Astroph. 121, 158

6

Der bipolare Nebel S106: Photometrische, Polarimetrische und Spektropolarimetrische Beobachtungen, 1982, Staude, H.J., Lenzen, R., Dyck, H.M., Schmidt, G.D., Mitt. Astron. Gesellschaft 55, 20

5

Polarization of Starlight in W3, 1982, Lenzen, R., Schulz, A., Schmidt, Th., Astron. Astroph. 100, 249

4

Reflection of X-rays by neutron star surfaces, 1978, Lenzen. R., Trümper, J., Nature, Vol. 271, No. 5642, 216

3

Properties of a transmission grating behind a grazing incidence telescope for cosmic X-ray spectroscopy, 1977, Beuermann, K.P., Lenzen, R., Bräuninger, H., Applied Optics vol. 16, 1425

2

X-ray optical properties of a Wolter Type I telescope for rocket application, 1977, Bräuninger, H.; Lenzen, R.; Trümper, J. COSPAR, Plenary Meeting, 20th, Tel Aviv, Israel, June 7-18, 1977, Paper. 4 p.

1

Abbildungseigenschaften eines Röntgentelesckops vom Typ Wolter-I unter besonderer  Berücksichtigung der Kontrastminderung durch diffuse Reflexion, 1978, Lenzen, R., Universität Tübingen, Dissertation

0

Untersuchungen zur Streuung weicher Röntgenstrahlung bei Reflexion an ebenen Spiegeln,  1975, Lenzen, R., Universität Tübingen, Dipl. Arb.