{"title":"Fabrikasi dan Karakterisasi Film Tipis ZnO Terhadap Arus Deposisi Menggunakan Metode Elektroplating","authors":"Romantina Hutajulu, Jubaidah Jubaidah, Nurdin Siregar","doi":"10.25077/jfu.13.3.445-451.2024","DOIUrl":"https://doi.org/10.25077/jfu.13.3.445-451.2024","url":null,"abstract":"","PeriodicalId":497807,"journal":{"name":"Jurnal Fisika Unand","volume":"53 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-05-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141016929","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Montmorillonit K-10 yang Dimodifikasi Ni2+: Sifat Struktur dan Aktivitas Katalitik","authors":"Admi Admi, Dewi Khofifatul Khoiriah, Sukri Syukri","doi":"10.25077/jfu.13.3.439-444.2024","DOIUrl":"https://doi.org/10.25077/jfu.13.3.439-444.2024","url":null,"abstract":"Fokus studi ini adalah mensintesis material berbasis montmorillonit K-10 yang dimodifikasi dengan spesies Ni2+ melalui metoda hidrotermal. Pengaruh aktivasi termal terhadap support montmorillonit K-10 pada proses pertukaran kation untuk menghasilkan katalis heterogen dikarakterisasi dengan x-raydiffraction (XRD) dan x-ray fluoressence (XRF). Analisis XRF sampel menunjukkan bahwa kemampuan pertukaran kation sampel montmorillonit K-10 terhadap Ni2+ berdampak pada peningkatan kandungan nikel pada semua sampel yang dimodifikasi dibandingkan dengan yang tidak dimodifikasi. Analisis XRD terhadap struktur sampel yang dimodifikasi mengungkapkan bahwa struktur dasar clay 2:1 (T:O:T) tahan selama proses pertukaran kation. Kinerja katalis heterogen yang dihasilkan diuji pada reaksi transesterifikasi minyak jelantah dengan metanol untuk produksi FAME (Fatty Acid Methyl ester) (biodisel). Evaluasi uji katalitik menunjukkan bahwa montmorillonit K-10 yang dimodifikasi Ni2+ memberikan peningkatan % rendemen FAME. Hal ini mengindikasikan bahwa material montmorillonit K-10 yang dimodifikasi Ni2+sebagai katalis heterogen yang berpotensi untuk produksi biodisel.","PeriodicalId":497807,"journal":{"name":"Jurnal Fisika Unand","volume":"36 144","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-05-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141016422","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Penentuan Potensi Cadangan Batu Andesit Menggunakan Metode Geolistrik Tahanan Jenis di Koto Alam, Kabupaten Lima Puluh Kota","authors":"Mayola Fariza, D. Pujiastuti","doi":"10.25077/jfu.13.3.420-426.2024","DOIUrl":"https://doi.org/10.25077/jfu.13.3.420-426.2024","url":null,"abstract":"","PeriodicalId":497807,"journal":{"name":"Jurnal Fisika Unand","volume":"9 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141027001","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Karakteristik Sifat Fisika dan Kimia Terhadap Pembuatan Briket Arang Kulit Salak Dengan Penambahan Perekat Getah Karet","authors":"Siti Munawaroh, Ratni Sirait, Ety Jumiati","doi":"10.25077/jfu.13.3.358-364.2024","DOIUrl":"https://doi.org/10.25077/jfu.13.3.358-364.2024","url":null,"abstract":"","PeriodicalId":497807,"journal":{"name":"Jurnal Fisika Unand","volume":"19 2","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141056408","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Nabila Fauzi Syafitri, Dian Milvita, Dewi Kartikasari
{"title":"Estimasi Enterance Surface Dose (ESD) pada Mata, Kelenjar Tiroid, dan Kelenjar Parotis pada Pemeriksaan Dental Panoramic di Rumah Sakit Universitas Andalas","authors":"Nabila Fauzi Syafitri, Dian Milvita, Dewi Kartikasari","doi":"10.25077/jfu.13.3.385-391.2024","DOIUrl":"https://doi.org/10.25077/jfu.13.3.385-391.2024","url":null,"abstract":"some","PeriodicalId":497807,"journal":{"name":"Jurnal Fisika Unand","volume":"31 5","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141048112","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Dona Avrilia Kristanti, Muhammad Hilmi Marzuqi, Ima Putriana, S. Suprihatin, Nurul Fauziyah
{"title":"Sintesis Reduced Graphene Oxide dari Limbah Biomassa Serabut Kelapa Sawit dengan Metode Microwave","authors":"Dona Avrilia Kristanti, Muhammad Hilmi Marzuqi, Ima Putriana, S. Suprihatin, Nurul Fauziyah","doi":"10.25077/jfu.13.3.392-398.2024","DOIUrl":"https://doi.org/10.25077/jfu.13.3.392-398.2024","url":null,"abstract":"","PeriodicalId":497807,"journal":{"name":"Jurnal Fisika Unand","volume":"61 12","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141049405","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Identifikasi Bidang Gelincir Menggunakan Metode Geolistrik Resistivitas Konfigurasi Wenner-Schlumberger (Studi kasus: Puncak Panorama Mandeh Nagari Setara Nanggalo, Kabupaten Pesisir Selatan)","authors":"Salsabila Salsabila, A. Afdal","doi":"10.25077/jfu.13.3.365-371.2024","DOIUrl":"https://doi.org/10.25077/jfu.13.3.365-371.2024","url":null,"abstract":"Telah dilakukan penelitian untuk mengidentifikasi bidang gelincir di Kawasan Puncak Panorama Mandeh, Kabupaten Pesisir Selatan menggunakan Metode Geolistrik Resistivitas Konfigurasi Wenner-Schlumberger. Pengambilan data dilakukan pada 2 lintasan dengan panjang masing-masing lintasan 80 m dengan spasi elektroda terpendek 5 m dan terpanjang 80 m. Daerah penelitian ini merupakan jalan alternatif yang menghubungkan antara Kota Padang dan Kabupaten Pesisir Selatan dengan topografi berbukit-bukit dan memiliki potensi terjadi gerakan tanah tinggi (PGTT). Pemodelan dilakukan menggunakan software Res2DInv untuk menampilkan model penampang dua dimensi lapisan di bawah permukaan berdasarkan nilai resistivitas. Hasil penelitian memperlihatkan bahwa bidang gelincir pada masing-masing lintasan merupakan batu serpih. Bidang gelincir pada Lintasan 1 berada pada kedalaman 3,75 m – 15,90 m dan ketebalan diperkirakan 3 meter. Sedangkan pada Lintasan 2 berada pada kedalaman 4,00 m – 9,26 m dan perkiraan ketebalan 3 m.","PeriodicalId":497807,"journal":{"name":"Jurnal Fisika Unand","volume":"15 8","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141023775","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Sistem Pemantau Suhu Tambal Ban Berbasis Mikrokontroler Nodemcu Esp8266","authors":"Vira Ramadani, M. Nasution, M. Mastura","doi":"10.25077/jfu.13.3.379-384.2024","DOIUrl":"https://doi.org/10.25077/jfu.13.3.379-384.2024","url":null,"abstract":"","PeriodicalId":497807,"journal":{"name":"Jurnal Fisika Unand","volume":"33 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141041510","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}