?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=KONVERSI+NANOSELULOSA+DARI+KULIT+PISANG+KEPOK+%0D%0A(+Musa+paradisiaca+L.+)+MENJADI+GULA+ALKOHOL+MENGGUNAKAN+%0D%0ANANOKOMPOSIT+1%25+V%2FLaCrO3+DI+BAWAH+IRRADIASI+SINAR+UV&rft.creator=LIA+PURNIA+SARI%2C+1517011094&rft.subject=540+Kimia+dan+ilmu+yang+berhubungan&rft.description=Nanokomposit+1%25+V%2FLaCrO3+dapat+digunakan+untuk+mengkonversi+nanoselulosa+%0D%0Amenjadi+gula+alkohol+yang+dibantu+oleh+iradiasi+sinar+UV+pada+variasi+waktu+%0D%0Apenyinaran+30%2C+60%2C+90+dan+120+menit.+Preparasi+nanokomposit+1%25+V%2FLaCrO3%0D%0Adilakukan+menggunakan+metode+sol-gel+dengan+pektin+sebagai+agen+pengemulsi.+%0D%0AHasil+karakterisasi+menggunakan+FTIR+menunjukkan+bahwa+interaksi+antara+%0D%0Ananokomposit+dan+nanoselulosa+terjadi.+Karakterisasi+nanokomposit+dengan+%0D%0AXRD+menunjukkan+fase+kristalin+dominan+LaCrO3+dan+LaVO3+serta+ukuran+%0D%0Apartikel+rata-rata+75%2C38+nm.+Berdasarkan+hasil+TEM%2C+nanokomposit+memiliki+%0D%0Abentuk+kristal+yang+tidak+merata+dan+ukuran+partikel+74%2C19+nm.+Hasil+SEM-EDX+%0D%0Amenunjukkan+bahwa+pada+nanokomposit+terdapat+unsur-unsur+La%2C+Cr%2C+V+dan+O+%0D%0Adengan+persentase+berat+masing-masing+51%2C70%3B+15%2C19%3B+20%2C25+dan+10%2C57%25.+Energi%0D%0Aband-gap+nanokomposit+sebesar+2%2C7+eV.+Nanoselulosa+dari+kulit+pisang+%0D%0Adipreparasi+melalui+tahap+delignifikasi%2C+bleaching+dan+hidrolisis+menggunakan+%0D%0Aasam+nitrat.+Nanoselulosa+yang+digunakan+memiliki+indeks+kristanilitas+46%2C6%25+%0D%0Adan+ukuran+partikel+13%2C77+nm.+Persentase+nanoselulosa+terkonversi+pada+variasi+%0D%0Awaktu+30%2C+60%2C+90+dan+120+menit+masing-masing+sebesar+14%2C88%3B+16%2C20%3B+19%2C44+dan+%0D%0A20%2C18%25.+Konsentrasi+glukosa+larutan+hasil+konversi+yaitu+104%2C1%3B+49%2C9%3B+108%2C4+dan+%0D%0A132%2C7+ppm.+Diketahui+nanokomposit+telah+aktif+dalam+mengkonversi+%0D%0Ananoselulosa+menjadi+gula+reduksi%2C+tetapi+belum+optimal+untuk+mengkonversi+%0D%0Ananoselulosa+menjadi+gula+alkohol.%0D%0AKata+Kunci+%3A+nanokomposit%2C+nanoselulosa%2C+gula+alkohol%2C+kulit+pisang+kepok%0D%0A%0D%0A1%25+V%2FLaCrO3+nanocomposite+can+be+used+to+convert+nanocellulose+into+alcohol+%0D%0Asugar+which+is+assisted+by+UV+irradiation+at+various+irradiation+times+of+30%2C+60%2C+90+%0D%0Aand+120+minutes.+Preparation+of+1%25+V%2FLaCrO3+nanocomposite+was+carried+out+%0D%0Ausing+the+sol-gel+method+with+pectin+as+an+emulsifying+agent.+The+results+of+the+%0D%0Acharacterization+using+FTIR+showed+that+interactions+between+nanocomposites+%0D%0Aand+nanocellulose+occurred.+The+nanocomposite+characterization+by+XRD+%0D%0Ashowed+the+dominant+crystalline+phase+of+LaCrO3+and+LaVO3+and+the+average+%0D%0Aparticle+size+was+75.38+nm.+Based+on+TEM+results%2C+nanocomposites+have+uneven+%0D%0Acrystal+shape+and+particle+size+of+74.19+nm.+The+SEM-EDX+results+show+that+the+%0D%0Ananocomposites+contained+elements+La%2C+Cr%2C+V+and+O+with+sequential+weight+%0D%0Apercentages+of+51.70%3B+15.19%3B+20.25+and+10.57%25.+The+nanocomposite+band-gap+%0D%0Aenergy+of+2.7+eV.+Nanocellulose+from+banana+peels+is+prepared+through+%0D%0Adelignification%2C+bleaching+and+hydrolysis+using+nitric+acid.+The+nanocellulose+%0D%0Aused+had+a+resistance+index+of+46.6%25+and+a+particle+size+of+13.77+nm.+The+%0D%0Apercentage+of+nanocellulose+converted+at+time+variations+of+30%2C+60%2C+90+and+120+%0D%0Aminutes+was+14.88%3B+16.20%3B+19.44+and+20.18%25.+The+glucose+concentration+of+the+%0D%0Aresulting+solution+is+104.1%3B+49.9%3B+108.4+and+132.7+ppm.+It+is+known+that+%0D%0Ananocomposites+have+been+active+in+converting+nanocellulose+into+reducing+%0D%0Asugars%2C+but+it+is+not+yet+optimal+for+converting+nanocelluloses+into+alcohol+sugars.%0D%0AKeywords%3A+nanocomposite%2C+nanocellulose%2C+alcohol+sugar%2C+kepok+banana+peel%0D%0A&rft.publisher=Fakultas+Matematika+dan+Ilmu+Pengetahuan+Alam&rft.date=2019&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F57039%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F57039%2F2%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F57039%2F3%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++LIA+PURNIA+SARI%2C+1517011094++(2019)+KONVERSI+NANOSELULOSA+DARI+KULIT+PISANG+KEPOK+(+Musa+paradisiaca+L.+)+MENJADI+GULA+ALKOHOL+MENGGUNAKAN+NANOKOMPOSIT+1%25+V%2FLaCrO3+DI+BAWAH+IRRADIASI+SINAR+UV.++Fakultas+Matematika+dan+Ilmu+Pengetahuan+Alam%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F57039%2F