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Direct determination of quasar redshifts
Jos de Bruijne, Alastair Reynolds, Michael Perryman +6
We present observations of 11 quasars, selected in the range z = 2.2-4.1, obtained with ESA's Superconducting Tunnel Junction (STJ) camera on the WHT. Using a single template quasa…
Analysis of astronomical data from optical superconducting tunnel junctions
Jos H. J. de Bruijne, Alastair P. Reynolds, Michael . A. C. Perryman +2
Currently operating optical superconducting tunnel junction (STJ) detectors, developed in ESA, can simultaneously measure the wavelength (delta lambda = 50 nm at 500 nm) and arriva…
GAIA: Composition, Formation and Evolution of the Galaxy
M. A. C. Perryman, K. S. de Boer, G. Gilmore +7
The GAIA astrometric mission has recently been approved as one of the next two `cornerstones' of ESA's science programme, with a launch date target of not later than mid-2012. GAIA…