David Hughes
David Hughes
David Hughes
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1997 SCUBA – a feedhorn-coupled<br />
bolometer array (NTD Ge thermistors)<br />
850µm 37 pixels<br />
450µm 91 pixels<br />
2006 SCUBA-II – a monolithic<br />
fully-sampled bolometer array<br />
(superconducting Transition-edged<br />
sensor (TES) detectors)<br />
•Direct imaging, > 10000 pixels<br />
•Large field-of-view (60 sq.arcmin)<br />
•Significant increase ~1500<br />
(x16x1.5x60) in mapping speed<br />
Completed “close-packed”<br />
12x32 bolometer array
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