?url_ver=Z39.88-2004&rft_id=1717011091&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=SINTESIS+DAN+KARAKTERISASI+NANOKATALIS+NiO%2Fn-GO+SERTA+UJI+AKTIVITAS+FOTOKATALITIK+PADA+FOTODEGRADASI+ZAT+WARNA+REMAZOL+GOLDEN+YELLOW&rft.creator=ARYA+SANDA+%2C+1717011091&rft.subject=500+ilmu+pengetahuan+alam+dan+matematika&rft.description=Penelitian+ini+dipersiapkan+dengan+preparasi+NiO+menggunakan+metode+sol-gel+dan+nGO+dengan+metode+Hummers%2C+kemudian+NiO+diimpregnasi+ke+dalam+nGO+menggunakan+ultrasonikasi+untuk+mendapatkan+katalis+NiO%2FnGO+dengan+perbandingan+masing-masing+NiO+terhadap+nGO+0%2C125%2F1%3B0%2C250%2F1+dan+0.5%2F1.+Hasil+karakterisasi+menggunakan+metode+X-Ray+Diffraction+(XRD)+menunjukkan+bahwa+semua+perbandingan+memiliki+dua+fasa%2C+yaitu+nGO+dan+NiO.+Ukuran+kristal+masing-masing+katalis+sebesar+5%2C45%3B8%2C46+dan+17%2C56+nm.+Analisis+FTIR+menunjukkan+gugus+fungsi+Ni-O+dan+C-OH.+Hasil+SEM%2FEDX+menunjukkan+bahwa+katalis+mengandung+unsur+Ni%2C+O%2C+C+dan+H+serta+mengalami+aglomerasi.+Hasil+DR-spekstroskopi+membuktikan+band-gap+energi+dari+masing-masing+katalis+sebesar+1%2C52%3B1%2C50+dan+1.63+eV+mengikuti+perbandingan.+Uji+fotodegradasi+membuktikan+bahwa+katalis+yang+dihasilkan+telah+aktif+dan+berhasil+mereduksi+RGY+dengan+hasil+terbaik+sebesar+90%25+untuk+katalis+NiO%2FnGO+(0%2C125%2F1)+menggunakan+lampu+cahaya+tampak+dalam+waktu+120+menit%2C+41%25+menggunakan+cahaya+matahari+dan+waktu+kontak+120+menit.%0D%0AKata+Kunci+%3ANiO%2FnGO%2C+fotodegradasi%2C+zat+warna.%0D%0A%0D%0A%0D%0AIn+this+study%2C+the+NiO+was+firstly+prepared+using+the+gel+sol+method+and+nGO+using+the+Hammer+method%2C+then+NiO+was+impregnated+into+nGO+using+ultrasonication+to+obtain+the+NiO%2FnGO+catalysts+with+the+ratio+of+NiO+to+nGO+0.125%2F1%2C+0.250%2F1+and+0.5%2F1%2C+respectively.+The+results+of+characterization+using+the+X-Ray+Diffraction+(XRD)+method+showed+that+all+ratio+catalysts+had+two+crystalline+phases%2C+n-GO+and+NiO.+The+crystal+size+of+the+catalysts+is+5.45%2C+8.46%2C+and+17.56+nm%2C+respectively.+FTIR+analysis+show+the+formation+of+Ni-O+and+C-OH+functional+groups.+The+SEM-EDX+results+showed+that+the+catalysts+contained+Ni%2C+O%2C+C%2C+and+H+elements+and+had+agglomeration.+The+results+of+DR+Spectroscopy+proved+that+the+band-gap+energy+of+the+catalyst+is+1.52%2C+1.50%2C+and+1.63+eV+as+a+follow+as+the+ratio.+The+photodegradation+test+proved+that+the+resulting+catalyst+was+active+and+succeeded+in+reducing+RGY+with+the+best+results+of+90%25+for+the+NiO%2FnGO+catalyst+(0.125%2F1)+using+visible+light+in+120+minutes%2C+and+41%25+using+sunglight+with+exposure+time+of+120+minutes.+.%0D%0AKeywords%3A+NiO%2FnGO%2C+photodegradation%2C+dyestuffs.%0D%0A&rft.publisher=FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM+UNIVERSITAS+LAMPUNG&rft.date=2023-01-18&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F69518%2F1%2F1.%2520ABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F69518%2F2%2F2.%2520SKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F69518%2F3%2F3.%2520SKRIPSI%2520TANPA%2520BAB%2520PEMBAHSAN.pdf&rft.identifier=++ARYA+SANDA+%2C+1717011091++(2023)+SINTESIS+DAN+KARAKTERISASI+NANOKATALIS+NiO%2Fn-GO+SERTA+UJI+AKTIVITAS+FOTOKATALITIK+PADA+FOTODEGRADASI+ZAT+WARNA+REMAZOL+GOLDEN+YELLOW.++FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM+UNIVERSITAS+LAMPUNG%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F69518%2F