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MIRRORED FIBER STATISTICS. ALEXANDRE DYCHKANT, PETER TORRES. INTRODUCTION. THE REASON FOR CARRYING OUT THESE EXPERIMENTS WERE THE LACK OF DATA OF THE REAL RESPONSES OF WLS FIBERS WITH ONE MIRRORED END. IF WLS FIBER WAS BADLY POLISHED, MIRRORED,
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MIRRORED FIBER STATISTICS ALEXANDRE DYCHKANT, PETER TORRES MIRRORED FIBERS STATISTICS
INTRODUCTION THE REASON FOR CARRYING OUT THESE EXPERIMENTS WERE THE LACK OF DATA OF THE REAL RESPONSES OF WLS FIBERS WITH ONE MIRRORED END. IF WLS FIBER WAS BADLY POLISHED, MIRRORED, OR BOTH, IT PROVIDED A LOWER RESPONSE. A DESTRUCTIVE METHOD OF CONTROL PROVIDED AN ABSOLUTE RESULT, BUT THE FIBERS COULD NOT BE USED ANY MORE. THE RESULTS OF MEASUREMENT OF RESPONSES OF THE SAME SCINTILLATOR WITH THE SAME RADIOACTIVE SOURCE AND PHOTO DETECTOR, BUT WITH DIFFERENT WLS FIBERS AS A READOUT, ARE REPORTED MIRRORED FIBERS STATISTICS
SCAMATIC OF MEASUREMENTS BLOCK OF SCINTILLATOR 55x58x8.8 MM³ HAD A “KEY” SHAPE FIBER GROOVE, AND WAS WRAPPED IN TYVEK . EACH FIBER HAD A 1 M LENGTH WITH BOTH ENDS POLISHED. ONE END WAS MIRRORED AND INSERTED INTO THE GROOVE. THE SECOND END WAS CONNECTED TO HAMAMATSU PMT R580. RADIOACTIVE SOURCE Sr90 WAS PERMANENTLY INSTALL ON THE TOP OF SCINTILLATOR. MIRRORED FIBERS STATISTICS
ROUND FIBERS Y-11 1MM DIAMETER, MULTICLAD MIRRORED FIBERS STATISTICS
SQUARE FIBERS BCF92, 0.8 MM MIRRORED FIBERS STATISTICS
SUMMARY A NON DISTRUCTIVE METHOD OF MEASUREMENT OF A MIRRORED FIBER RESPONSE FROM THE REFERENCED SCINTILLATOR CAN BE USED FOR A QUANTITAVE CONTROL. THE METHOD ALLOWS TO PRESELECT THE FIBERS WITH LOWER RESPONSES AND REDUCE THE SPREAD OF THE SCINTILLATING CELL’S RESPONSES. MIRRORED FIBERS STATISTICS