Paper Title:

Laser Energy Dependent Structure of Pulsed Laser Deposited Barium Dititanate Films

Periodical Advanced Materials Research (Volume 66)
Main Theme Advanced Synthesis and Processing Technology for Materials
Edited by Takashi Goto, Yibing Cheng, Zhengyi Fu and Lianmeng Zhang
Pages 183-186
DOI 10.4028/www.scientific.net/AMR.66.183
Citation L. Li et al., 2009, Advanced Materials Research, 66, 183
Online since April, 2009
Authors L. Li, Chuan Bin Wang, Qiang Shen, Lian Meng Zhang
Keywords BaTi2O5 Film, Laser Energy Density, Pulsed Laser Deposition (PLD)
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Abstract

Barium dititanate (BaTi2O5) films were prepared on MgO (100) substrate by pulsed laser deposition under various laser energy densities. The effect of laser energy on crystallinity, orientation and surface morphology was investigated. The preferred orientation of the as-deposited films changes from (710) to (020) with decreasing laser energy, and the surface morphology is different depending on laser energy too. The b-axis oriented BaTi2O5 film could be obtained at the laser energy density of 2J/cm2, where the film shows a dense surface with an elongated granular texture.