?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=BISOU%3A+A+balloon+pathfinder+for+CMB+spectral+distortions+studies&rft.creator=Maffei%2C+B&rft.creator=Aghanim%2C+N&rft.creator=Aumont%2C+J&rft.creator=Battistelli%2C+E&rft.creator=Beelen%2C+A&rft.creator=Besnard%2C+A&rft.creator=Borgo%2C+B&rft.creator=Calvo%2C+M&rft.creator=Catalano%2C+A&rft.creator=Chluba%2C+J&rft.creator=Coulon%2C+X&rft.creator=De+Bernardis%2C+P&rft.creator=de+Jabrun%2C+C&rft.creator=Douspis%2C+M&rft.creator=Errard%2C+J&rft.creator=Grain%2C+J&rft.creator=Guiot%2C+P&rft.creator=Hill%2C+JC&rft.creator=Ishino%2C+H&rft.creator=Kogut%2C+A&rft.creator=Lagache%2C+G&rft.creator=Macias-Perez%2C+J&rft.creator=Masi%2C+S&rft.creator=Matsumura%2C+T&rft.creator=Monfardini%2C+A&rft.creator=O'Sullivan%2C+C&rft.creator=Pagano%2C+L&rft.creator=Patanchon%2C+G&rft.creator=Pisano%2C+G&rft.creator=Pitre%2C+L&rft.creator=Ponthieu%2C+N&rft.creator=Remazeilles%2C+M&rft.creator=Ritacco%2C+A&rft.creator=Savini%2C+G&rft.creator=Sauvage%2C+V&rft.creator=Shitvov%2C+A&rft.creator=Stever%2C+SL&rft.creator=Tartari%2C+A&rft.creator=Thiele%2C+L&rft.creator=Trappe%2C+N&rft.creator=Aubrun%2C+JF&rft.creator=Bray%2C+N&rft.creator=Louvel%2C+S&rft.description=The+BISOU+(Balloon+Interferometer+for+Spectral+Observations+of+the+primordial+Universe)+project+studies+the+viability+and+prospects+of+a+balloon-borne+spectrometer%2C+pathfinder+of+a+future+space+mission+dedicated+to+the+measurements+of+the+CMB+spectral+distortions.+A+balloon+concept+based+on+a+Fourier+Transform+Spectrometer%2C+covering+a+spectral+range+from+about+90+GHz+to+2+THz%2C+adapted+from+previous+mission+proposals+such+as+PIXIE+and+FOSSIL%2C+is+being+studied+and+modeled.+Taking+into+account+the+requirements+and+conditions+of+balloon+flights%2C+we+present+here+the+instrument+concept+together+with+the+results+of+a+CNES+Phase+0+study.+We+forecast+a+first+detection+of+the+CMB+Compton+y-distortion+monopole+with+a+signal-to-noise+ratio+of+at+least+5.+We+also+present+the+future+plan+and+work+that+will+be+the+subject+of+a+recently+awarded+two-year+Phase+A+study.&rft.publisher=Society+of+Photo-Optical+Instrumentation+Engineers+(SPIE)&rft.contributor=Zmuidzinas%2C+Jonas&rft.contributor=Gao%2C+Jian-Rong&rft.date=2024-08-16&rft.type=Proceedings+paper&rft.language=eng&rft.source=+++++In%3A+Zmuidzinas%2C+Jonas+and+Gao%2C+Jian-Rong%2C+(eds.)+Proceedings+of+the+International+Society+for+Optical+Engineering.++(pp.+p.+50).++Society+of+Photo-Optical+Instrumentation+Engineers+(SPIE)+(2024)+++++&rft.format=text&rft.identifier=https%3A%2F%2Fdiscovery.ucl.ac.uk%2Fid%2Feprint%2F10197935%2F1%2F131020N.pdf&rft.identifier=https%3A%2F%2Fdiscovery.ucl.ac.uk%2Fid%2Feprint%2F10197935%2F&rft.rights=open