Výsledky vyhledávání

A data acquisition system for test and control of superconducting integrated receivers

Autor: Valery P. Koshelets, Andrey M. Baryshev, Sergey V. Shitov, A.B. Ermakov, W. Luinge

Publikováno v: IEEE Transactions on Appiled Superconductivity. 11:840-843

A data acquisition system for the Integrated Receiver Test and Control ("IRTECON") was developed and tested with the single-chip quasioptical receiver containing a planar double-dipole antenna SIS mixer and FFO as a local oscillator. The basic system

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::2141dbf18848947c0b5f8ea72013fab4
https://doi.org/10.1109/77.919475

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Superfine resonant structure on IV-curves of long Josephson junction and its influence on flux flow oscillator linewidth

Autor: Andrey M. Baryshev, Sergey V. Shitov, D.~G. Pavelev, J. Mygind, Lyudmila V. Filippenko, Valery P. Koshelets, P.V. Dmitriev, Vladimir L. Vaks, W. Luinge, A.B. Ermakov

Publikováno v: IEEE Transactions on Appiled Superconductivity. 11:1211-1214

The Josephson Flux Flow Oscillator (FFO) has proven to be a perfect on-chip local oscillator for integrated submm receivers; a noise temperature (DSB) below 100 K has been achieved at 500 GHz. Recently a FFO linewidth as low as 1 Hz has been measured

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::502352a04ec51086f08c972a565d09c3
https://doi.org/10.1109/77.919567

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Effect of internal reflections on the radiation properties and input impedance of integrated lens antennas - comparison between theory and measurements

Autor: R.M. Heeres, P. de Maagt, W. Luinge, M.J.M. van der Vorst, M.H.A.J. Herben, A.L. Reynolds, A. Neto

Publikováno v: IEEE Transactions on Microwave Theory and Techniques, 49(6), 1118-1124. Institute of Electrical and Electronics Engineers

This paper presents the effect of internal reflections on the beam pattern and input impedance of integrated lens antennas. A silicon lens was designed and manufactured, and measurements were conducted at a frequency of 100 (impedance) and 500 GHz (b

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::57732dfd568563c68ab1253e3a8596da
https://doi.org/10.1109/22.925500

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Phase locked 270-440 GHz local oscillator based on flux flow in long Josephson tunnel junctions

Autor: Lyudmila V. Filippenko, Nick Whyborn, W. Luinge, Valery P. Koshelets, Vladimir L. Vaks, Andrey M. Baryshev, Sergey V. Shitov, Jesper Mygind

Publikováno v: Review of Scientific Instruments, 71(1), 289-293. AMER INST PHYSICS
Koshelets, V P, Shitov, S V, Filippenko, L V, Vaks, V L, Mygind, J, Baryshev, A B, Luinge, W & Whyborn, N 2000, ' Phase locked 270-440 GHz local oscillator based on flux flow in long Josephson tunnel junctions ', Review of Scientific Instruments, vol. 71, no. 1, pp. 289-293 . https://doi.org/10.1063/1.1150195

The combination of narrow linewidth and wide band tunability makes the Josephson flux flow oscillator (FFO) a perfect on-chip local oscillator for integrated sub-mm wave receivers for, e.g., spectral radio astronomy. The feasibility of phase locking

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::823d82a904c0dc23dc0f38abf324270e
https://doi.org/10.1063/1.1150195

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Superconducting chip receivers for imaging application

Autor: Valery P. Koshelets, Jian-Rong Gao, A.B. Ermakov, Andrey M. Baryshev, Sergey V. Shitov, Lyudmila V. Filippenko, W. Luinge

Publikováno v: IEEE Transactions on Applied Superconductivity, 9(2), 3773-3776. IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC

Experimental details of a unique superconducting imaging array receiver are discussed. Each pixel contains an internally pumped receiver chip mounted on the back of the elliptical microwave lens. Each chip comprises a quasi-optical SIS mixer integrat

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3acc1c7e8efb1842750d927857fbfa43
https://doi.org/10.1109/77.783849

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Flux flow oscillators for sub-mm wave integrated receivers

Autor: A.V. Shchukin, H. Golstein, Pavel N. Dmitriev, Lyudmila V. Filippenko, Valery P. Koshelets, Andrey M. Baryshev, Sergey V. Shitov, Vladimir L. Vaks, W. Luinge, J. Mygind

Publikováno v: IEEE Transactions on Appiled Superconductivity. 9:4133-4136

The results of a detailed study of the microwave linewidth of Nb-AlO/sub x/-Nb flux flow oscillators (FFO) are presented. The dependence of the FFO linewidth on the junctions parameters has been measured by using an improved technique based on harmon

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::493a87b7949b3f86a0b06ef5edf143d5
https://doi.org/10.1109/77.783935

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In-orbit performance of Herschel-HIFI

Autor: N. Whyborn, Per Bjerkeli, Pieter R. Roelfsema, Dominicus Kester, L. Dubbeldam, Q. Xie, Claudia Comito, Z. Nagy, A. Marston, R. Moreno, J. Rector, C. Gal, M. H. D. van der Wiel, M. Akyilmaz, Christian Leinz, Michael Olberg, Miriam Rengel, Mihkel Kama, T. Klein, D. R. Higgins, Tomasz S. Kaminski, Yoko Okada, E. Sánchez-Suárez, S. Pacheco, G. de Lange, J. Stutzki, I. M. Avruch, W. Salomons, R. Assendorp, Tom Bell, R. Shipman, W. Nowosielski, O. Coeur-Joly, Volker Ossenkopf, Adwin Boogert, C. Kramer, W. M. Laauwen, S. D. Lord, J. C. Pearson, M. Marseille, Rudolf Schieder, Piotr Orleanski, J. Braine, C. K. Wafelbakker, D. Rabois, C. McCoey, Marco Soldati, A. de Jonge, L. Ravera, Charlotte Vastel, Christopher Jarchow, S. Wang, F. Schlöder, F. Flederus, W. Luinge, Pieter Dieleman, Umut A. Yildiz, Robin Lombaert, Christophe Risacher, Emmanuel Caux, Nathan R. Crockett, B. Delforge, M. Melchior, M. De Luca, Willem Jellema, Fabrice Herpin, N. Biver, A. Lorenzani, Thomas G. Phillips, B. Thomas, Patrick W. Morris, K. Wildeman, E. De Beck, P. Zaal, Hideo Sagawa, Jesús Martín-Pintado, K. Edwards, R. Huisman, Colin Borys, M. Caris, Alexander G. G. M. Tielens, Michel Fich, Jacob Kooi, Th. de Graauw, M. Michalska, Z. Makai, M. Xilouris, A. Hoac, Frank Helmich, Thibault Cavalié, F. Schmülling, Bengt Larsson, D. A. Beintema, A. M. di Giorgio, José Cernicharo, Holger S. P. Müller, Bertrand Lefloch, D. Teyssier, Pierre Hily-Blant

Publikováno v: Astronomy and Astrophysics-A&A
Astronomy and Astrophysics-A&A, 2012, 537, pp.17. ⟨10.1051/0004-6361/201015120⟩
Astronomy and Astrophysics-A&A, EDP Sciences, 2012, 537, pp.17. ⟨10.1051/0004-6361/201015120⟩
Astronomy & astrophysics, 537:A17. EDP Sciences

International audience; Aims: In this paper the calibration and in-orbit performance of the Heterodyne Instrument for the Far-Infrared (HIFI) is described. Methods: The calibration of HIFI is based on a combination of ground and in-flight tests. Dedi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a55f0c7a551d8db558611f676defcf7e
https://hal.science/hal-00664361

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Experiences with cryogenic short-wavelength spectrometer for Infrared Space Observatory

Autor: Reinhard O. Katterloher, Helmut Feuchtgruber, K. Wildeman, G. Ploeger, J. Stöcker, Th. de Graauw, F. Melzner, L. Haser, W. Luinge, D. A. Beintema

Publikováno v: Cryogenics. 33:402-410

The short-wavelength spectrometer for the Infrared Space Observatory (ISO) is a cryogenic instrument operating at wavelengths from 2.45 to 45 μm, containing a grating spectrometer and a scanning Fabry-Perot interferometer. Some of the techniques use

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::ddcc36bf50552d208aaf8d3e2e65a1ee
https://doi.org/10.1016/0011-2275(93)90168-n

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The Herschel-Heterodyne Instrument for the Far-Infrared (HIFI)

Autor: Brian Jackson, B. Kopf, R. Bieber, R. Güsten, A. M. di Giorgio, J. A. Stern, Holger S. P. Müller, B. J. van Leeuwen, G. S. Liu, R. Orfei, Neal R. Erickson, R. Lai, B. Delforges, Wolfgang Wild, Christian Leinz, O. Coeur-Joly, J. Desbat, David Teyssier, S. D. Lord, Karl Jacobs, Bruce Bumble, Lorene Samoska, M. Rataj, R. H. Lin, Dominicus Kester, M. Salez, X. Tielens, Alexandre Karpov, Paolo Saraceno, K. Edwards, R. Huisman, A. Megej, K. F. Schuster, Michel Fich, L. Dubbeldam, Serguei Cherednichenko, H. Golstein, Christian Monstein, J. A. Murphy, C. van Baaren, Victor Belitsky, P. Planesas, E. Natale, Michael Olberg, Lorenzo Piazzo, T. Peacock, Martin Eggens, Emmanuel Caux, W. A. Hatch, Neil Trappe, Hubregt J. Visser, Herbert Zirath, Jaap Evers, S. Phillip-May, Alain Maestrini, Hamid Javadi, Jacob Kooi, Th. de Graauw, F. Schmülling, E. C. Honingh, C. McCoey, J. C. Pearson, W. Luinge, I. Lopez-Fernandez, W. M. Laauwen, M. Michalska, Bengt Larsson, S. Wulff, John Gill, René Liseau, Volker Ossenkopf, Colin Borys, B. Kruizenga, Rafael Teipen, C. Kramer, A. Cros, H. Goulooze, P. Cais, W. Nowosielski, Goutam Chattopadhyay, M. Stokroos, Rafael Bachiller, F. Zwart, C. Gal, Piotr Orleanski, J. Kawamura, H. Smit, O. Siebertz, H. Aarts, Francesco Nuzzolo, L. Meinsma, Jonas Zmuidzinas, R. Assendorp, D. A. Beintema, H. van de Stadt, Jesús Martín-Pintado, G. de Lange, Ryszard Szczerba, Erich Schlecht, R. Higgins, Christophe Risacher, Patrick W. Morris, H. Jacobs, Christopher Jarchow, Willem Jellema, Pieter Dieleman, Todd Gaier, B. Franke, J. Stutzki, Imran Mehdi, Th. Klein, Harald Franz Arno Merkel, T. Finn, M. Justen, P.R. Wesselius, M. Ciechanowicz, T. M. Klapwijk, Hans-Joachim Wunsch, C. Comito, P. Zaal, Erik L. Kollberg, C. Diez-Gonzalez, T. den Boggende, John Ward, Jian-Rong Gao, Pasquale Cerulli-Irelli, C. Kasemann, T. Kuhn, Frank Helmich, K. Wildeman, Henry G. LeDuc, L. Ravera, Frank Maiwald, Y. Delorme, D. Moratschke, F. Schlöder, J. M. Krieg, M. Olbrich, A. Marston, Juan Daniel Gallego, P.-P. Kooiman, E. Steinmetz, T. Gunsing, A. Naber, M. Melchior, Geert Keizer, M. Schultz, I. Peron, S. Gauffre, C. K. Wafelbakker, N. Whyborn, M. Krause, T. Tils, Alexander Loose, A. de Jonge, Pieter R. Roelfsema, Rudolf Schieder, M. Caris, S. Glenz, A. Barcia, W. Baechtold, Paul Hartogh, R. Shipman, Adwin Boogert, Arnold O. Benz, Thomas G. Phillips

Publikováno v: Astronomy and Astrophysics-A&A
Astronomy and Astrophysics-A&A, EDP Sciences, 2010, 518, pp.L6. ⟨10.1051/0004-6361/201014698⟩
Astronomy and Astrophysics-A&A, 2010, 518, pp.L6. ⟨10.1051/0004-6361/201014698⟩
Astronomy and Astrophysics, 7-8, 518
Astronomy & astrophysics, 518:L6. EDP Sciences

International audience; Aims: This paper describes the Heterodyne Instrument for the Far-Infrared (HIFI) that was launched onboard ESA's Herschel Space Observatory in May 2009. Methods: The instrument is a set of 7 heterodyne receivers that are elect

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e563a81d5849089a8ce2c4add1dd8da6
http://eprints.maynoothuniversity.ie/2083/

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