?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=SINTESIS+ZEOLIT+BERBASIS+SILIKA+SEKAM+PADI+DENGAN+METODE+ELEKTROKIMIA+SEBAGAI+ADSORBEN+RHODAMIN+B+&rft.creator=Hanif+Amrulloh+ZA+%2C+1017011033&rft.subject=+&rft.description=b.inggris%0D%0AThis+study+was+carried+out+to+prepare+synthetic+zeolite+from++rice+husk+silica+and+aluminum+metal+using+electrochemical+method%2C+and+to+assess+the+potential+of+the+zeolites+produced++as+adsorbent+for+Rhodamin+B+from+water+after+the+zeolites+were+subjected+to+calcination+treatment+at+300+oC.++To+produce+zeolites+with+different+compositions%2C+preparation+was+undertaken+at+varied+pHs+of+4%2C+5%2C+6%2C+8%2C+10+and+electrolysis+times+of+15%2C+30%2C+45%2C+50+minutes.++Four+zeolites+with+the+highest+adsorption+capacities+were+then+characterised+using+SEM-EDS%2C+and+the+best++sample+was+characterized+using+BET.++The+results+obtained+indicate+that+selected+zeolites+are+those+pepraed+at+pH+8+and+electrolysis+time+of+30+minutes%2C+pH+4+and+electrolysisi+time+of+15+minutes%2C+pH+10+and+electrolysis+times+of+15+and+30+minutes.++The+highest+adsorption+capacity+was+exhibited+by+the+sample+preparaed+at+pH+8+and+time+of+30+minutes%2C+with+the+adsorption+capacity+of+0.1206+mg%2Fg.++This+particular+sample+was+found+to+have++the+surface+area+of+79.479+m2%2Fg+and+pore+diameter+of+18.387+nm.++The+adsorption+capacity+of+the+zeolite+was+found+to+significantly+lower+than+that+of+rice+husk+silica%2C+which+is+1.0585+mg%2Fg.++The+main+reason+for+this+result+is+most+likely+the+larger+surface+area+of+the+silica%2C+which+is+++380%2C272+m%C2%B2%2Fg+and+pore+diameter+of+9.934+nm.+The+results+of+SEM-EDS+analyses+cearly+indicate+that+electrochemical+variables+employed+result+in+different+composition+of+the+zeolites+as+expected.+++%0D%0AKey+Words+%3A++zeolite+synthetic%2C+adsorbent%2C+Rhodamin+B%2C+silica+rice+husk%2C+electrochemistry.+%0D%0Ab.indonesia%0D%0ADalam+penelitian+ini+telah+dilakukan+pembuatan+zeolit+sintetik+dari+silika+sekam+padi+dan+logam+aluminium+dengan+metode+elektrokimia%2C+selanjutnya+diuji+aktivitasnya+sebagai+adsorben+Rhodamin+B+setelah+dikalsinasikan+pada+suhu+300+oC.+Untuk+membuat+zeolit+dengan+komposisi+yang+berbeda%2C+digunakan+variasi+pH+4%2C+5%2C+6%2C+8%2C+10+dan+waktu+elektrolisis+15%2C+30%2C+45%2C+60+menit.+Empat+zeolit+dengan+kapasitas+adsorpsi+tertinggi+selanjutnya+dikarakterisasi+dengan+SEM-EDS%2C+dan+sampel+dengan+kapasitas+adsorpsi+terbaik+dikarakterisasi+dengan+BET.+Hasil+yang+didapatkan%2C+menunjukkan+bahwa+zeolit+yang+digunakan+dihasilkan+pada+pH+8+dan+waktu+elektrolisis+30+menit%2C+pH+4+dan+waktu+elektrolisis+15+menit%2C+pH+10+dan+waktu+elektrolisis+15+dan+30+menit.+Kapasitas+adsorpsi+tertinggi+didapatkan+dari+sampel+yang+dihasilkan+pada+pH+8+dan+waktu+30+menit%2C+sebesar+0%2C1206+mg%2Fg.+Zeolit+yang+dihasilkan+memiliki+luas+permukaan+79%2C479+m2%2Fg+dan+diameter+pori+18%2C387+nm.+Kapasitas+adsorpsi+zeolit+diketahui+lebih+kecil+dibandingkan+silika+sekam+padi%2C+yaitu+1%2C0585+mg%2Fg.+Alasan+utamanya+adalah+karena+luas+permukaan+silika+yang+lebih+besar%2C+yaitu+380%2C272+m%C2%B2%2Fg+dan+diameter+pori+9.934+nm.+Hasil+analisis+SEM-EDS+menunjukkan+bahwa+variabel+elektrokimia+yang+dipelajari+mempengaruhi+komposisi+zeolit+yang+dihasilkan.+++++%0D%0AKata+Kunci%3A++++zeolit+sintetik%2C+adsorben%2C+Rhodamin+B%2C+silika+sekam+padi%2C+elektrokimia.+&rft.publisher=FAKULTAS+MIPA&rft.date=2014-07-21&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F5219%2F1%2FABSTRACT.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F5219%2F2%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F5219%2F3%2FCOVER%2520DALAM.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F5219%2F4%2FHALAMAN%2520PERSETUJUAN.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F5219%2F5%2FHALAMAN%2520PENGESAHAN.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F5219%2F6%2FRIWAYAT%2520HIDUP.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F5219%2F7%2FMOTO.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F5219%2F8%2FPERSEMBAHAN.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F5219%2F9%2FSANWACANA.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F5219%2F10%2FDAFTAR%2520ISI.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F5219%2F11%2FBAB%2520I.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F5219%2F12%2FBAB%2520II.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F5219%2F13%2FBAB%2520III.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F5219%2F14%2FBAB%2520IV.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F5219%2F15%2FBAB%2520V.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F5219%2F16%2FDAFTAR%2520PUSTAKA.pdf&rft.identifier=++Hanif+Amrulloh+ZA+%2C+1017011033++(2014)+SINTESIS+ZEOLIT+BERBASIS+SILIKA+SEKAM+PADI+DENGAN+METODE+ELEKTROKIMIA+SEBAGAI+ADSORBEN+RHODAMIN+B.++FAKULTAS+MIPA%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F5219%2F