?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=KONVERSI+NANOSELULOSA+MENJADI+GULA+ALKOHOL%0D%0AMENGGUNAKAN+NANOFOTOKATALIS+LaCr0%2C97Mo0%2C03O3YANG%0D%0ADIIRADIASI+SINAR+ULTRAVIOLET&rft.creator=SITI+NABILLA+SHOFA+%2C+1317011069&rft.subject=Q+Science+(General)&rft.description=Gula+alkohol+dapat+diperoleh+dari+konversi+nanoselulosa+menggunakan+nanokatalis%0D%0ALaCr0%2C97Mo0%2C03O3+dengan+dibantu+oleh+iradiasi+sinar+UV+pada+variasi+waktu%0D%0Apenyinaran+30%2C+45%2C+dan+60+menit.+Nanokatalis+LaCr0%2C97Mo0%2C03O3+telah+dipreparasi%0D%0Amenggunakan+metode+sol-gel+dan+dikalsinasi+pada+temperatur+700+oC.+Analisis%0D%0Akeasaman+katalis+menggunakan+metode+gravimetri+menunjukkan+bahwa+nanokatalis%0D%0Amemiliki+keasaman+sebesar+12%2C901+mmol+piridin%2Fgram%2C+dan+pada+analisis%0D%0Amenggunakan+FTIR+membuktikan+bahwa+situs+asam+yang+mendominasi+adalah+asam%0D%0ALewis+pada+bilangan+gelombang+1456%2C26+cm-1.+Hasil+analisis+difraksi+sinar-X+(XRD)%0D%0Amenyatakan+bahwa+nanokatalis+tersusun+dari+fasa+kristalin+La2Mo2O9%2C+LaCrO3%0D%0Asebagai+fasa+utama+dan+La2O2%2C+Cr2O3+sebagai+fasa+minor.+Rata-rata+ukuran+partikel%0D%0Ayang+telah+dihitung+menggunakan+persamaan+Scherrer+yaitu+sebesar+48%2C8+nm.+Hasil%0D%0Aanalisis+morfologi+katalis+menggunakan+TEM+menunjukkan+bahwa+katalis+mengalami%0D%0Aaglomerasi%2C+dan+rata-rata+distribusi+ukuran+partikelnya+sebesar+45-50+nm.+Pada%0D%0Aanalisis+menggunakan+kromatografi+cair+kinerja+tinggi+(KCKT)+menyatakan+bahwa%0D%0Ananoselulosa+mampu+dikonversi+menjadi+sorbitol+dengan+rendemen+tertinggi+pada%0D%0Awaktu+radiasi+30+menit+sebesar+4281%2C6+ppm.%0D%0AKata+kunci+%3A+nanokatalis%2C+nanoselulosa%2C+gula+alkohol%2C+sinar+UV%0D%0A%0D%0Aabstract%0D%0A%0D%0AAlcohol+sugar+was+obtained+from+conversion+of+nanocellulose+using+nanocatalyst%0D%0ALaCr0.97Mo0.03O3+and+irradiated+by+UV+light+with+the+irradiation+time+30%2C+45+and+60%0D%0Aminutes.+Nanocatalyst+LaCr0.97Mo0.03O3+was+prepared+using+sol-gel+method+with%0D%0Apectin+as+an+emulsifying+agent+and+calcined+at+the+temperature+700+oC.+Acidity%0D%0Aanalysis+by+gravimetric+method+revealed+that+the+acidity+of+nanocatalyst+is+12.901%0D%0Ammol+pyridine%2Fgram%2C+and+FTIR+analysis+proved+that+Lewis+acid+sites+are+dominant+on%0D%0Athe+wavenumber+1456.26+cm-1.+The+result+of+x-ray+diffraction+(XRD)+analysis+stated%0D%0Athat+nanocatalyst+LaCr0.97Mo0.03O3+was+composed+of+La2Mo2O9%2C+LaCrO3+as+a+major%0D%0Acrystal+phase+and+La2O2%2C+Cr2O3+as+a+minor+crystal+phase.+The+average+particle+size%0D%0Acalculated+by+Scherrer+method+is+48.8+nm.+The+result+of+catalyst+morphology+analysis%0D%0Ausing+Transmission+Electron+Microscop+(TEM)+show+that+catalyst+has+agglomeration%2C%0D%0Aand+the+average+size+particle+distribution+is+45-50+nm.+Analysis+using+High%0D%0APerformance+Liquid+Chromatography+(HPLC)+revealed+that+nanocellulose+was+able%0D%0Aconverted+into+sorbitol+with+the+highest+yield+of+4281.6+ppm+at+30+minutes+of%0D%0Aradiation.%0D%0AKeyword%3A+nanocatalyst%2C+nanocellulose%2C+alcohol+sugar%2C+UV+light&rft.publisher=Jurusan+Kimia&rft.date=2017-12-05&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F29378%2F1%2FABSTRAK%2520%2528ABSTRACT%2529.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F29378%2F2%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F29378%2F3%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++SITI+NABILLA+SHOFA+%2C+1317011069++(2017)+KONVERSI+NANOSELULOSA+MENJADI+GULA+ALKOHOL+MENGGUNAKAN+NANOFOTOKATALIS+LaCr0%2C97Mo0%2C03O3YANG+DIIRADIASI+SINAR+ULTRAVIOLET.++Jurusan+Kimia%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F29378%2F