Abstract

We report the magnetic and Raman spectroscopic study of 100 nm thin film of electron doped manganite system La0.85Te0.15MnO3 grown on (001) LaAlO3 single crystal substrate by pulsed laser deposition. The magnetization results show Paramagnetic to Ferromagnetic (PM–FM) phase transition. The film is assumed to be of orthorhombic in nature. A correlation of Raman modes with magnetic ordering has been observed. A softening of the 610 cm−1 (B2g) stretching mode is observed near and above the magnetic ordering temperature. The behaviour has been ascribed to magnetic interactions due to spin–phonon coupling terms.

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