Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Nagaraja Bezawada"'
Autor:
Martin S. Whalley, J. P. Emerson, William J. Sutherland, Marc Ferlet, Nagaraja Bezawada, Daniel Tye, Nirmal Bissonauth, Paul Berry, Mélanie Leclerc, Paul Clark, Ruben L. Edeson, John M. Lucas, Tony Richards, Bryan Shaughnessy, Peter Luke, Kim Ward, Nigel Dipper, Mel Strachan, Eli Atad-Ettedgui, Angus Gallie, Gavin Dalton, Martin E. Caldwell, K.M. Burke
The VISTA IR Camera has now completed its detailed design phase and is on schedule for delivery to ESO's Cerro Paranal Observatory in 2006. The camera consists of 16 Raytheon VIRGO 2048×2048 HgCdTe arrays in a sparse focal plane sampling a 1.65 degr
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8892b374c79cc3d28307a15c37f5f85e
https://doi.org/10.1117/12.551378
https://doi.org/10.1117/12.551378
Publikováno v:
SPIE Proceedings.
This paper describes the features and functionality of the UCam (UKATC Universal Camera Control and Data Acquisition) detector control system with a particular emphasis on development and testing of two 4K x 4K CCD camera systems built recently at UK
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::461ba350a6d6ec61ad64484c8affea5b
https://doi.org/10.1117/12.856960
https://doi.org/10.1117/12.856960
Publikováno v:
SPIE Proceedings.
We present the design, characteristics and astronomical resu lts for ULTRASPEC, a high sp eed Electron Multiplication CCD (EMCCD) camera using an E2VCCD201 (1K frame transfe r device), developed to prov e the performance of this new optical detector
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::505682a32dc8235aff83fe0d2365d1f5
https://doi.org/10.1117/12.790376
https://doi.org/10.1117/12.790376
Publikováno v:
SPIE Proceedings.
KMOS is a second generation near infrared multi-object spectrograph instrument for the VLT. It is a highly complex astronomical instrument with over 60 cryo-mechanisms deploying pickoff arms, moving filter wheels and detector focus stages. The instru
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::77ce843fdc4ac01c3fc266ad7ade982e
https://doi.org/10.1117/12.790389
https://doi.org/10.1117/12.790389
Publikováno v:
SPIE Proceedings.
The conversion gain in hybridised near infrared detectors with Source Follower per Detector unit cells changes non-linearly as the signal integrates on the junction capacitance of the detector diodes[1,2]. However, the non-linearity in the measured c
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::fdc76835ddf1387a136f14a934c1c328
https://doi.org/10.1117/12.732454
https://doi.org/10.1117/12.732454
Autor:
Nagaraja Bezawada, Derek Ives
Publikováno v:
Scientific detectors for astronomy 2005 ISBN: 9781402043291
The IR camera for the Visible and Infrared Survey Telescope for Astronomy (VISTA) will have a sparse mosaic of 16 Raytheon VIRGO 2K×2K HgCdTe detectors in its focal plane. All the 16 detectors have been individually tested in a custom built test fac
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::dc411927f3cf0c74b307b0c220f3b6f0
https://doi.org/10.1007/1-4020-4330-9_54
https://doi.org/10.1007/1-4020-4330-9_54
Autor:
Reinhold J. Dorn, Manfred Meyer, Gert Finger, Nagaraja Bezawada, Leander Mehrgan, Siegfried Eschbaumer, Joerg Stegmeier, Guy F.W. Woodhouse
Publikováno v:
Scientific detectors for astronomy 2005 ISBN: 9781402043291
The ESO standard Infrared Array Control Electronics, IRACE, is used to read out the VISTA focal plane, which contains sixteen 2k x 2k VIRGO detectors. Each detector has 16 parallel video output channels. In total 256 video channels have to be process
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e9f297e16598d98893598a8c799dc815
https://doi.org/10.1007/1-4020-4330-9_70
https://doi.org/10.1007/1-4020-4330-9_70
Autor:
Nagaraja Bezawada, Derek Ives
Publikováno v:
SPIE Proceedings.
The next generation of Radial Velocity Spectrometers for 8 metre class telescopes will require very high resolution spectroscopy in the near infrared 1-2.5μm regime. One of the main engineering goals for such an instrument design is to readout at hi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::cc7121a7699fa974f83b0a764fabc1e0
https://doi.org/10.1117/12.670244
https://doi.org/10.1117/12.670244
Publikováno v:
SPIE Proceedings.
VISTA awarded a contract to Raytheon Vision Systems in June 2002 to supply 16 SWIR HgCdTe 2Kx2K detectors. Raytheon has delivered VIRGO 2K x 2K readout multiplexers, engineering detectors and the first two science grade detectors. The UKATC has set u
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9211a78acd1e14443fbe9a4b59f04a56
https://doi.org/10.1117/12.550546
https://doi.org/10.1117/12.550546
Publikováno v:
Scientific Detectors for Astronomy ISBN: 9781402017889
The UK Astronomy Technology Centre (UKATC) is a UK facility for designing and building world class astronomical instrumentation covering spectra from the optical to the sub-mm. Most recently we have delivered a common user adaptive optics system fitt
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::a86afdb62ee7615686fc84a05398f365
https://doi.org/10.1007/1-4020-2527-0_26
https://doi.org/10.1007/1-4020-2527-0_26