Pengaruh doping Fe terhadap perubahan nilai magnetisasi dan rasio magnetoresistansi pada sampel La0,67Sr0,33Mn1-xFexO3 (x = 0 ; 0.05 ; 0.10 ; 0.15 dan 0.50) = The effect of doping to the magnetization and ratio magnetoreistance on La0,67Sr0,33Mn1-xFexO3 (x = 0 ; 0.05 ; 0.10 ; 0.15 dan 0.50)

Efek Doping Zn Terhadap Mikrostruktur dan Sifat Magnetik Perovskite La0,67Sr0,33Mn1-xZnxO3 (x= 0; 0,15; 0,2; 0,4) = Effect of Zn Doping on Microstructure and Magnetic Properties of Perovskite La0,67Sr0,33Mn1-xZnxO3 (X=0; 0,15; 0,2; 0,4)

Pengaruh Subtitusi Unsur Cu terhadap Sifat Kelistrikan dan Kemagnetan dari Material Perovskite Ca0.9La0.05Bi0.05Mn1-xCuxO3 (x = 0, 0.025, 0.05, 0.075, 0.1) = The Effect Of Cu Subtitution On The Electrical And Magnetic Properties Of Pervoskite Materials Ca0.9La0.05Bi0.05Mn1-xCuxO3 (x = 0, 0.025, 0.05, 0.075, 0.1)

Pengaruh Doping Unsur Monovalen terhadap Struktur dan Sifat Listrik Perovskite Manganite Nd0.7Sr(0.3-x)KxMnO3 (x = 0; 0,1; 0,2; 0,3) = Effect of Monovalent Doping on Material Structure and Electrical Properties of Perovskite Manganites Nd0.7Sr(0.3-x)KxMnO3 (x = 0; 0,1; 0,2; 0,3)

Studi Pengaruh Doping Chromium Dan Temperatur Sintering Terhadap Struktur Kristal, Morfologi, Dan Sifat Kemagnetan Material La0,7Sr0,2Ba0,1Mn1-xCrxO3 (x=0; 0,03; 0,05; 0,07; DAN 0,1) = Study of Effects of Chromium Substitution and Sintering Temperature on Structural, Morphology, and Magnetic Properties of Material La0,7Sr0,2Ba0,1Mn1-xCrxO3 (x=0; 0.03; 0.05; 0.07; and 0.1)