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Changes between Version 105 and Version 106 of AstroTechTalk


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Timestamp:
1 Jul 2015, 13:16:42 (9 years ago)
Author:
Ralph Hofferbert
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  • AstroTechTalk

    v105 v106  
    5252|| '''03.07.2015''' || '''Reinhard Mundt''' || '''CARMENES''' [[BR]][[BR]]The talk will consist of two main parts. The first part I will give an overview over the whole CARMENES-Project. CARMENES consists of two high-resolution 'echelle spectrographs (R=82000) for the search of extrasolar planets around nearby low-mass stars. One spectrograph covers the optical wavelength range (0.55-0.95 micron) and the other one the NIR wavelength range (1.0 - 1.7 micron). In the second part of the talk I will report about the detector cryostat for the NIR spectrograph, which is the major contribution of the MPIA to this project. It is equipped with a mosaic of two Hawaii 2RG detectors, which will be operated at about 85 K. This detector cryostat has been recently sent to our partner institute (IAA, Granada), where it will integrated soon for the first time in the 140 K cold NIR spectrograph. [[BR]][[BR]]Talk: German[[BR]][https://svn.mpia.de/trac/gulli/att/raw-attachment/wiki/WikiStart/2015-07-03_CARMENES.pdf Slides: English][[BR]]Questions: German, English ||
    5353|| 10.07.2015 || Thomas Bertram || Final tests before the LINC-NIRVANA shipment ||
    54 || 17.07.2015 || Hans-Walter Rix || Astronomy: Exegesis of cosmic light ||
     54|| '''17.07.2015''' || '''Hans-Walter Rix''' || '''Astronomy: Exegesis of cosmic light[[BR]]'''[[BR]]The laboratory of astrophysics is the universe itself, a laboratory presenting an incredible variety of physical phenomena, which, however, can only be "passively" observed from a distance without a chance for active manipulations. Nearly all aspects of astronomy are therefore in the end reducible to the exegesis, i.e. interpretation of light from the cosmos. There are good reasons to observe many celestial directions with steadily increasing resolution and sensitivity and at many different wavelengths. This drives the development of new telescopes and instruments.  [[BR]][[BR]]Hans-Walter Rix will sketch, which technical and scientific possibilities emerge for observations with highest image quality using today's and future observatories, in particular in conjunction with adaptive optics and interferometry.[[BR]][[BR]]Talk: German[[BR]][https://svn.mpia.de/trac/gulli/att/raw-attachment/wiki/WikiStart/2015-07-17_EXEGESE.pdf Slides: English][[BR]]Questions: German, English ||
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