A largearearing-imagingCherenkovdetectorhasbeendesignedtoprovidecleanhadronidentification capability inthemomentumrangefrom3GeV/cto8GeV/cfortheCLAS12experimentsattheupgraded 12GeVcontinuouselectronbeamacceleratorfacilityofJeffersonLabtostudythe3Dnucleonstructure in theyetpoorlyexploredvalenceregionbydeep-inelasticscattering,andtoperformprecision measurements inhadronizationandhadronspectroscopy.Theadoptedsolutionforeseesanovelhybrid optics designbasedonanaerogelradiator,compositemirrorsanddenselypackedandhighlysegmented photondetectors.Cherenkovlightwilleitherbeimageddirectly(forwardtracks)oraftertwomirror reflections (largeangletracks).Thepreliminaryresultsofindividualdetectorcomponenttestsandofthe prototypeperformanceattest-beamsarereportedhere
The large-area hybrid-optics CLAS12 RICH detector: Tests of innovative components
CONTALBRIGO, Marco;BARION, Luca;MALAGUTI, Roberto;PAPPALARDO, Luciano Libero;SQUERZANTI, Stefano;TURISINI, Matteo;
2014
Abstract
A largearearing-imagingCherenkovdetectorhasbeendesignedtoprovidecleanhadronidentification capability inthemomentumrangefrom3GeV/cto8GeV/cfortheCLAS12experimentsattheupgraded 12GeVcontinuouselectronbeamacceleratorfacilityofJeffersonLabtostudythe3Dnucleonstructure in theyetpoorlyexploredvalenceregionbydeep-inelasticscattering,andtoperformprecision measurements inhadronizationandhadronspectroscopy.Theadoptedsolutionforeseesanovelhybrid optics designbasedonanaerogelradiator,compositemirrorsanddenselypackedandhighlysegmented photondetectors.Cherenkovlightwilleitherbeimageddirectly(forwardtracks)oraftertwomirror reflections (largeangletracks).Thepreliminaryresultsofindividualdetectorcomponenttestsandofthe prototypeperformanceattest-beamsarereportedhereI documenti in SFERA sono protetti da copyright e tutti i diritti sono riservati, salvo diversa indicazione.
