?url_ver=Z39.88-2004&rft_id=1417041025&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=PENGARUH+MIKROSTRUKTUR+ASPAL+AKIBAT+PENAMBAHAN+SILIKA+SEKAM+PADI&rft.creator=Endah+Ayu+Ningtias%2C+1417041025&rft.subject=QC+Physics&rft.description=ABSTRAK%0D%0APENGARUH+MIKROSTRUKTUR+ASPAL+AKIBAT+PENAMBAHAN+SILIKA+SEKAM+PADI%0D%0A%0D%0AOleh%0D%0AENDAH+AYU+NINGTIAS%0D%0APenelitian+dilakukan+untuk+mengetahui+pengaruh+penambahan+silika+terhadap+mikrostruktur%2C+densitas%2C+dan+porositas+aspal+yang+dibuat+dari+bahan+aspal+keras%2C+dan+silika+diekstraksi+dari+sekam+padi+menggunakan+metode+sol-gel.+Perbandingan+massa+aspal+dan+silika+yaitu+1%3A1%2C8%3B+1%3A1%2C9%3B+dan+1%3A2+dioven+pada+suhu+100oC+selama+4+jam.+Mikrostruktur+sampel+dianalisis+dengan+Scanning+Electron+Microscopy%2F+Energy+Dispersive+Spectroscopy+(SEM%2FEDS)+dan+dilakukan+uji+fisis+meliputi+densitas+dan+porositas.+Hasil+analisis+SEM+menunjukkan+mikrostruktur+sampel+dengan+penambahan+silika+berbentuk+butiran+dan+adanya+pori-pori.+Ukuran+partikel+rata-rata+masing-masing+sampel+yaitu+2%2C291+%C2%B5m%2C+2%2C063+%C2%B5m%2C+2%2C184+%C2%B5m.+Penambahan+silika+1%2C8+sampai+1%2C9+menunjukkan+nilai+densitas+yang+menurun+sedangkan+porositas+meningkat.+%0D%0A%0D%0AKata+Kunci%3A+aspal%2C+silika%2C+sol-gel.+%0D%0A%0D%0A%0D%0AABSTRACT%0D%0ATHE+EFFECT+OF+ASPALT+MICROSTRUCTURE+DUE+TO+ADDITION+RICE+HUSK+SILICA++%0D%0A%0D%0ABY%0D%0AENDAH+AYU+NINGTIAS%0D%0AThe+research+was+aimed+to+study+the+effect+of+adding+silica+to+microstructure%2C+density%2C+and+asphalt+porosity+which+were+made+from+hard+asphalt+matter+and+extracted+silica+of++rice+husk+using+sol-gel+method.+The+ratio+mass+of+asphalt+and+silica+were+1%3A1%2C8%3B+1%3A1%2C9%3B+and+1%3A2+which+were+roasting+at+100+oC+for+4+hours.+The+microstructure+was+analyzed+by+Scanning+Electron+Microscopy%2FEnergy+Dispersive+Spectroscopy+(SEM%2FEDS)+and+physical+test+including+density+and+porosity.+The+results+of+SEM+analysis+show+microstructure+of+samples+were+granules+with+some+porous.+The+particle+size+each+samples+were+2%2C291+%C2%B5+m%2C+2%2C063+%C2%B5+m%2C+and+2%2C184+%C2%B5+m.+Addition+silica+1%2C8+to+1%2C9+show+decreasing+density+value+meanwhile+porosity+was+increased.%0D%0A%0D%0AKey+words%3A+asphalt%2C+silica%2C+sol-gel.+%0D%0A&rft.publisher=Fakultas+Matematika+dan+Ilmu+Pengetahuan+Alam&rft.date=2018-09-27&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F33639%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F33639%2F2%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F33639%2F3%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++Endah+Ayu+Ningtias%2C+1417041025++(2018)+PENGARUH+MIKROSTRUKTUR+ASPAL+AKIBAT+PENAMBAHAN+SILIKA+SEKAM+PADI.++Fakultas+Matematika+dan+Ilmu+Pengetahuan+Alam%2C+Universitas+Lampung.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F33639%2F