The Herschel-heterodyne instrument for the far-infrared (HIFI) T De Graauw, FP Helmich, TG Phillips, J Stutzki, E Caux, ND Whyborn, ...
Astronomy & Astrophysics 518, L6, 2010
861 2010 In-orbit performance of Herschel-HIFI PR Roelfsema, FP Helmich, D Teyssier, V Ossenkopf, P Morris, M Olberg, ...
Astronomy & Astrophysics 537, A17, 2012
266 2012 Design and Performance of a 600–720-GHz Sideband-Separating Receiver Using FP Mena, JW Kooi, AM Baryshev, CFJ Lodewijk, T Zijlstra, R Hesper, ...
IEEE Transactions on Microwave Theory and Techniques 59 (1), 166-177, 2010
159 2010 An experimental study of the acoustic impedance of Helmholtz resonator arrays under a turbulent boundary layer J Kooi, S Sarin
7th aeroacoustics conference, 1998, 1981
144 1981 A full-height waveguide to thin-film microstrip transition with exceptional RF bandwidth and coupling efficiency JW Kooi, G Chattopadhyay, S Withington, F Rice, J Zmuidzinas, C Walker, ...
International Journal of Infrared and Millimeter Waves 24, 261-284, 2003
133 2003 Low-noise submillimeter-wave NbTiN superconducting tunnel junction mixers J Kawamura, J Chen, D Miller, J Kooi, J Zmuidzinas, B Bumble, ...
Applied Physics Letters 75 (25), 4013-4015, 1999
112 1999 A low-noise 492 GHz SIS waveguide receiver CK Walker, JW Kooi, M Chant, HG Leduc, PL Schaffer, JE Carlstrom, ...
International journal of infrared and millimeter waves 13, 785-798, 1992
107 1992 The Antarctic Submillimeter Telescope and Remote Observatory (AST/RO) AA Stark, J Bally, SP Balm, TM Bania, AD Bolatto, RA Chamberlin, ...
Publications of the Astronomical Society of the Pacific 113 (783), 567, 2001
102 2001 Noise stability of SIS receivers JW Kooi, G Chattopadhyay, M Thielman, TG Phillips, R Schieder
International Journal of Infrared and Millimeter Waves 21, 689-716, 2000
100 2000 Low-noise 0.8-0.96-and 0.96-1.12-THz superconductor-insulator-superconductor mixers for the Herschel Space Observatory BD Jackson, G de Lange, T Zijlstra, M Kroug, JW Kooi, JA Stern, ...
IEEE transactions on microwave theory and techniques 54 (2), 547-558, 2006
97 2006 Optical properties of Zitex in the infrared to submillimeter DJ Benford, MC Gaidis, JW Kooi
Applied optics 42 (25), 5118-5122, 2003
91 2003 230 and 492 GHz low noise sis waveguide receivers employing tuned Nb/AlOx /Nb tunnel junctions JW Kooi, M Chan, B Bumble, HG LeDuc, P Schaffer, TG Phillips
International journal of infrared and millimeter waves 16, 2049-2068, 1995
86 1995 Herschel/HIFI measurements of the ortho/para ratio in water towards Sagittarius B2 (M) and W31C DC Lis, TG Phillips, PF Goldsmith, DA Neufeld, E Herbst, C Comito, ...
Astronomy & Astrophysics 521, L26, 2010
82 2010 A low noise 230 GHz heterodyne receiver employing 0.25-mu m/sup 2/area Nb-AlO/sub x/-Nb tunnel junctions JW Kooi, M Chan, TG Phillips, B Bumble, HG LeDuc
IEEE transactions on microwave theory and techniques 40 (5), 812-815, 1992
78 1992 The stratospheric THz observatory (STO) C Walker, C Kulesa, P Bernasconi, H Eaton, N Rolander, C Groppi, ...
Ground-based and Airborne Telescopes III 7733, 264-272, 2010
72 * 2010 Detection of the 3P2→ 3P1 Submillimeter Transition of 13C I in the Interstellar Medium: Implication for Chemical Fractionation J Keene, P Schilke, J Kooi, DC Lis, DM Mehringer, TG Phillips
The Astrophysical Journal 494 (1), L107, 1998
68 1998 An MMIC low-noise amplifier design technique M Varonen, R Reeves, P Kangaslahti, L Samoska, JW Kooi, K Cleary, ...
IEEE Transactions on Microwave Theory and Techniques 64 (3), 826-835, 2016
63 2016 Low-loss NbTiN films for THz SIS mixer tuning circuits JW Kooi, JA Stern, G Chattopadhyay, HG LeDuc, B Bumble, J Zmuidzinas
International journal of infrared and millimeter waves 19, 373-383, 1998
63 1998 Full characterization and analysis of a terahertz heterodyne receiver based on a NbN hot electron bolometer M Hajenius, JJA Baselmans, A Baryshev, JR Gao, TM Klapwijk, JW Kooi, ...
Journal of applied physics 100 (7), 2006
59 2006 Herschel observations of EXtra-Ordinary Sources (HEXOS): Detection of hydrogen fluoride in absorption towards Orion KL TG Phillips, EA Bergin, DC Lis, DA Neufeld, TA Bell, S Wang, NR Crockett, ...
Astronomy & Astrophysics 518, L109, 2010
56 2010 