… SIS mixers operating in the submillimeter band (500-750 GHz) which have very low noise, …
The mixers use a twin-slot antenna, Nb/Al-Oxide/Nb tunnel junctions fabricated with optical …

… that low-noise SIS mixing should be possible up to at least the gap frequency (700 GHz for
Nb; ~ 1 4 0 0 GHz for NbN), and confirms previous experience with Pb-alloy SIS mixers at 500 …

… An advantage of a slot antenna is its wide ground plane, which can accommodate …
demonstrate a quasi-optical SIS mixer with an integrated lens antenna that meets the HIFI …

… SIS mixers operating in the submillimeter band (500-750 GHz) which have very low noise, …
The mixers use a twin-slot antenna, Nb/Al-Oxide/Nb tunnel junctions fabricated with optical …

… We present a low noise SIS mixer developed for the 1.2 THz … device will be among the first
SIS mixers flown in space. This … The mixer double slot antenna is etched in the epitaxial Nb …

… (a) Microscope image of a 1 THz quasi-optical mixing device with a twin-slot antenna and
a double-junction tuning circuit (adapted from Ref. [12]), (b) microscope image of a 1 THz …

… Abstruct- We report on the development of low-noise quasi- optical SIS mixers for the
frequency range 400-850 GHz. The mixers utilize twin-slot antennas, two-junction tuning circuits, …

… the theories of SIS mixer, … SIS receiver systems, in particular the twinslot antenna, double
junction configuration used for our work. Chapter 4 discusses the method we use in SIS mixer …

… slots of the double slot antenna, (b) the two SIS junctions, (c) the microstrip line running over
the antenna and SIS … We developed and tested a low noise and broadband SIS mixer aimed …

… due to an increase in the mixer conversion loss, which is attributed to the mismatch between
the SIS junction and the twin-slot antenna impedance. The overall system performance has …