Browsing Master Theses by Advisor "Indra"
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Pengaruh Perendaman Kawat Ortodonti Stainless Steel dan Nikel Titanium dalam Ekstrak Daun Jambu Biji (Psidium Guajava L.) Terhadap Laju Korosi dan Pelepasan Ion Nikel
(Universitas Sumatera Utara, 2022)Background: Stainless steel and nickel titanium orthodontic wires can undergo a process of corrosion in the oral cavity. Corrosion is characterized by the release of nickel ions in orthodontic wires. The presence of corrosion ...