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Analiza gama linija emitovanih nakon zahvata termalnih neutrona u ...

Analiza gama linija emitovanih nakon zahvata termalnih neutrona u ...

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<strong>Analiza</strong> <strong>gama</strong> <strong>linija</strong> <strong>emitovanih</strong> <strong>nakon</strong> <strong>zahvata</strong> <strong>termalnih</strong> <strong>neutrona</strong> u germanijumu3. Eksperimentalni podaci .................................................................................................37.3.1.Opis detektorskog sistema ........................................................................................38.3.2.OdreĎivanje fluksa <strong>termalnih</strong> <strong>neutrona</strong> u niskofonskim Ge detektorskim sistemima . 40.3.2.1.OdreĎivanje fluksa <strong>termalnih</strong> <strong>neutrona</strong> na mestu detektora pomoću γ-linije naenergiji od 139.7keV ........................................................................................40.3.3.Merenje <strong>gama</strong> aktivnosti generisane neutronima sa neutronskim izvorom 252 Cf ugermanijumskom detektoru.......................................................................................42.3.4.Rezultati merenja ......................................................................................................43.3.5.<strong>Analiza</strong> rezultata merenja .........................................................................................55.3.5.1.<strong>Analiza</strong> merene zavisnosti intenziteta <strong>gama</strong> <strong>linija</strong> na energijama od 595.8keV i691.3keV od debljine polivinil hlorida u detektorskom sistemu ........................56.3.5.2.<strong>Analiza</strong> merene zavisnosti intenziteta <strong>gama</strong> linije na energiji od 2223keV oddebljine polivinil hlorida u detektorskom sistemu.............................................61.3.5.3.<strong>Analiza</strong> merene zavisnosti intenziteta <strong>gama</strong> <strong>linija</strong> na energijama od 139.7keV i198.3keV od debljine polivinil hlorida u detektorskom sistemu ........................62.Zaključak .............................................................................................................................67.Literatura .............................................................................................................................69.Kratka biografija ..................................................................................................................71.Ključna dokumentacijska informacija ...................................................................................72.Key words dokumentation ....................................................................................................75.-3-

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