?url_ver=Z39.88-2004&rft_id=1917041017&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=PERHITUNGAN+LAJU+REAKSI+NEUTRON+DALAM+REAKTOR+GCFR++(GAS+COOLED+FAST+REACTOR)+MODEL+PERANGKAT+(ASSEMBLY)+HEKSAGONAL+BERBAHAN+BAKAR+URANIUM++&rft.creator=MUHAMMAD+%2C+ARIF+JARODI+&rft.subject=500+ilmu+pengetahuan+alam+dan+matematika&rft.subject=530+Fisika&rft.description=Telah+dilakukan+penelitian+tentang+perhitungan+laju+reaksi+fisi+dan+penangkapan+neutron+dengan+filter+dan+tanpa+filter+serta+pengaruh+persentase+pengayaan+bahan+bakar++terhadap++laju++reaksi++neutron++pada++reaktor++Gass++Cooled++Fast++Reactor+(GCFR)+model+perangkat+assembly+heksagonal+berbahan+bakar+Uranium.+Penelitian+ini+dilakukan+dengan+cara+menentukan+persentase+pengayaan+bahan+bakar+8%2C5-9%2C5%25%2C+menentukan+ukuran+geometri+dan+spesifikasi++yang+memenuhi+standar+reaktor+GCFR%2C+dan+menentukan+laju+reaksi+neutron.+Dari+penelitian+yang+dilakukan+didapatkan+hasil+pada+Material+1+dan+Material+3+nilai+laju+reaksi+fisi+neutron+menggunakan+++detektor+filter+dan+tanpa+filter+meningkat+dengan+peningkatan+persentase+pengayaan.+Sedangkan+nilai+laju+reaksi+penangkapan+neutron+dengan+menggunakan+filter+ataupun+tanpa+filter+mengalami+penurunan+seiring+dengan+meningkatanya+presentase+pengayaan.+Pada+Material+1+nilai+tertinggi++laju++reaksi++fisi++dengan++filter++dan++tanpa++filter++adalah++5%2C03036++x%0D%0A.s+dan+1%2C18015+x++++++++++++++++++++++++++++++.s%2C+sedangkan+nilai+tertinggi+laju+++++reaksi+++++penangkapan+++++dengan+++++filter+++++dan+++++tanpa+++++filter+++++adalah+dan++2%2C73629++x++++++++++++++++++++++++++++++++.s.++Pada++Material++3%0D%0Anilai+tertinggi+laju+reaksi+fisi+dengan+filter+dan+tanpa+filter+adalah+5%2C03131+x%0D%0A.s+dan+1%2C18013+x+++++++++++++++++++++++++++++.s%2C+sedangkan+nilai+tertinggi+laju+reaksi+penangkapan+dengan+filter+dan+tanpa+filter+adalah+11%2C7083+x%0D%0A.s+dan+2%2C73624x+++++++++++++++++++++++++++++++.s.+Nilai+laju+reaksi+neutron+dengan++filter+lebih+kecil+dibandingkan+nilai+laju+reaksi+neutron+tanpa+filter.%0D%0A%0D%0A%0D%0A%0D%0AKata+kunci%3A+laju+reaksi+neutron%2C+GCFR%2C+Uranium%2C+SRAC+%0D%0A%0D%0AIt+has+been+done+research+on+the+calculation+of+fission+reaction+rates+and+neutron+capture%2C+both+with+and+without+filters%2C+as+well+as+the+influence+of+fuel+enrichment+percentage+on+neutron+reaction+rates+in+a+Gas+Cooled+Fast+Reactor+(GCFR)+using+a+hexagonal+assembly+model+with+Uranium+fuel.+This+research+was+conducted+by+determining+fuel+enrichment+percentage+between+(8.5%25+until+9.5%25)%2C+geometrical+dimensions+and+specifications+suitable+with+GCFR+standards+then+calculating+the+neutron+reaction+rate.+The+result+of+this+research+are++neutron+fission+reaction+rate+of+Material+1+and+Material+3+that+this+are++increased+by+enrichment+percentage+for+both+with+filter+and+without+++filter.+Meanwhile%2C+neutron+capture+reaction+rates+were+decreased+by+enrichment+percentage+increased+for+both+with+detector+with+and+without++filter.+The+neutron+capture+reaction+rate+using++filter+or+without++filter+were+decreased+with+the+increasing+in+the+percentage+of+enrichment.+In+Material+1+the++highest++fission++reaction++rate++with++filter++and++without++filter++are++5.03036++x%0D%0A-++++++++++++++++++++++++++++++++++++++++++++++and+1.18015+x+++++-+++++++++++++++++++++++++++++++++++++++++++++%2C+while+the+highest+capture+reaction+rate+with+filter+and+without+filter+are+11.8401+x+++++-++++++++++++++++++++++++++++++++++++++++++++++and%0D%0A2.73629+x++++-+++++++++++++++++++++++++++++++++++++++++++.+In+Material+3+the+highest+fission+reaction+rate+with+filter++and++without++filter++are++5.03131++x++++++-++++++++++++++++++++++++++++++++++++++++++++++++and++1.18013++x%0D%0A-+++++++++++++++++++++++++++++++++++++++++++%2C+while+capture+reaction+rate+with+filter+and+without+filter+are%0D%0A11.7083++x+++++-+++++++++++++++++++++++++++++++++++++++++++++++and++2.73624++x+++++-+++++++++++++++++++++++++++++++++++++++++++++++The++neutron+reaction+rate+with+a+filter+is+smaller+than+neutron+reaction+rate+of+the+neutron+without+a+filter.%0D%0A%0D%0A%0D%0A%0D%0AKeywords%3A+neutron+reaction+rates%2C+GCFR%2CUranium%2C+SRAC.%0D%0A&rft.publisher=FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM&rft.date=2023-09-04&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F75612%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F75612%2F2%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F75612%2F3%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++MUHAMMAD+%2C+ARIF+JARODI+++(2023)+PERHITUNGAN+LAJU+REAKSI+NEUTRON+DALAM+REAKTOR+GCFR+(GAS+COOLED+FAST+REACTOR)+MODEL+PERANGKAT+(ASSEMBLY)+HEKSAGONAL+BERBAHAN+BAKAR+URANIUM.++FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F75612%2F