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Alternative optics design for the ALMA band 1 receiver (35-52 GHz)

  • Alvaro Gonzalez
  • , Valeria Tapia
  • , Ricardo Finger
  • , Shin'Ichiro Asayama
  • , Ted Huang

Onderzoeksoutput: Hoofdstuk in Boek/Rapport/CongresprocedureConferentiebijdrageAcademicpeer review

Samenvatting

The Atacama Millimeter/Sub-millimeter Array (ALMA) is one of the most powerful telescopes built to date. All the receivers that cover the 10 frequency bands (35-950 GHz) in ALMA must comply with stringent requirements in order to perform astronomical observations, in particular, low noise temperature and high aperture efficiency. The ALMA band 1 receiver optics (35-52 GHz) are composed of a corrugated horn antenna and a dielectric lens. They have proved difficult to design because of the large bandwidth to cover and truncation effects in cryostat apertures. This paper presents a design which meets the stringent ALMA requirements.

Originele taal-2Engels
Titel2015 9th European Conference on Antennas and Propagation, EuCAP 2015
Plaats van productiePiscataway
UitgeverijInstitute of Electrical and Electronics Engineers
Aantal pagina's4
ISBN van elektronische versie978-8-8907-0185-6
StatusGepubliceerd - 27 aug. 2015
Extern gepubliceerdJa
Evenement9th European Conference on Antennas and Propagation (EuCAP 2015) - Lisbon, Portugal
Duur: 13 mei 201517 mei 2015
Congresnummer: 9
http://www.eucap2015.org/

Congres

Congres9th European Conference on Antennas and Propagation (EuCAP 2015)
Verkorte titelEuCAP 2015
Land/RegioPortugal
StadLisbon
Periode13/05/1517/05/15
Ander9th European Conference on Antennas and Propagation
Internet adres

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