?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=SINTESIS+DAN+KARAKTERISASI+DIOPSIDE+DENGAN%0D%0AMENGGUNAKAN+TEKNIK+REAKSI+PADATAN&rft.creator=Aprilia+Witari+Anggiyani%2C+1417041012&rft.subject=500+ilmu+pengetahuan+alam+dan+matematika&rft.subject=530+Fisika&rft.description=Diopside+telah+berhasil+disintesis+dengan+menggunakan+teknik+reaksi+padatan%2C%0D%0Ayang+kemudian+disintering+pada+suhu+900+oC%2C+1000+oC%2C+1100+oC%2C+dan+1200+oC.%0D%0ADiopside+dikarakterisasi+menggunakan+DTA-TGA%2C+XRD%2C+FTIR%2C+dan+SEM-EDX.%0D%0AHasil+DTA+memperlihatkan+adanya+transisi+keramik+kaca+CaO-MgO-2SiO2+pada%0D%0Asuhu+692+oC%2C+dan+adanya+puncak+eksotermik+pada+suhu+880+oC+yang+menandai%0D%0Aproses+kristalisasi+pada+sampel.+Sedangkan+hasil+TGA+menunjukan+total%0D%0Apenyusutan+massa+sebesar+21%2C47+%25+dari+massa+awal.+Analisis+XRD+menunjukan%0D%0Aadanya+fase+diopside+pada+semua+suhu+sintering+sebagai+fase+utama+dengan%0D%0Aintensitas+tertinggi+pada+2%CE%B8+sebesar+29%2C9%0D%0Ao%0D%0A.+Spektrum+FTIR+pada+semua+sampel%0D%0Amemperlihatkan+adanya+ikatan+O-Ca-O%2C+O-Mg-O%2C+O-Si-O+dan+Si-O+yang%0D%0Amengindikasi+terbentuknya+diopside.+Morfologi+SEM+menunjukan+permukaan%0D%0Asampel+berbentuk+gumpalan+yang+tidak+teratur%2C+dan+ukuran+partikel+diopside%0D%0Asemakin+mengecil+dengan+meningkatnya+suhu+sintering.+Sedangkan+hasil+EDX%0D%0Amenunjukan+unsur+yang+terdapat+pada+sampel+yaitu+Ca%2C+Mg%2C+Si%2C+dan+O.%0D%0A%0D%0AKata+kunci%3A+Diopside%2C+biomaterial%2C+sistem+CaO-MgO-SiO2%2C+reaksi+padatan.%0D%0ADiopside+has+been+successfully+synthesized+using+solid+reaction+techniques%2C+which%0D%0Aare+then+sintered+at+temperatures+of+900+oC%2C+1000+oC%2C+1100+oC%2C+and+1200+oC.%0D%0ADiopside+was+characterized+using+DTA-TGA%2C+XRD%2C+FTIR%2C+and+SEM-EDX.+The%0D%0ADTA+results+showed+a+transition+of+CaO-MgO-2SiO2+glass+ceramics+at+a%0D%0Atemperature+of+692+oC%2C+and+the+presence+of+exothermic+peaks+at+880+oC+which%0D%0Amarked+the+crystallization+process+in+the+sample.+While+the+TGA+results+show%0D%0Atotal+mass+shrinkage+of+21.47+%25+of+the+initial+mass.+XRD+analysis+shows+the%0D%0Adiopside+phase+at+all+sintering+temperatures+as+the+main+phase+with+the+highest%0D%0Aintensity+at+2%CE%B8+at+29.9o%0D%0A%0D%0A.+The+FTIR+spectrum+in+all+samples+shows+the+presence+of%0D%0AO-Ca-O%2C+O-Mg-O%2C+O-Si-O%2C+and+Si-O+bonds+which+indicate+diopside+formation.%0D%0ASEM+morphology+shows+that+the+sample+surface+is+agglomerate+and+irregular%0D%0Ashapes%2C+and+the+size+of+the+diopside+particles+decreases+with+increasing+sintering%0D%0Atemperature.+While+the+EDX+results+show+the+elements+found+in+the+sample+are%0D%0ACa%2C+Mg%2C+Si%2C+and+O.%0D%0A%0D%0AKeywords%3A+Diopside%2C+biomaterial%2C+CaO-MgO-SiO2+system%2C+solid+reaction.&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%2F57559%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F57559%2F2%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F57559%2F3%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++Aprilia+Witari+Anggiyani%2C+1417041012++(2019)+SINTESIS+DAN+KARAKTERISASI+DIOPSIDE+DENGAN+MENGGUNAKAN+TEKNIK+REAKSI+PADATAN.++FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F57559%2F