Articles tagged "BaTiO3"

The 16th European Microscopy Congress 2016
High energy-resolution EELS of ferroelectric and paraelectric BaTiO3 phases
Matthieu Bugnet (1, 2), Guillaume Radtke (3), Steffi Y Woo (1), Guo-zhen Zhu (4), Gianluigi A Botton (1)
1. Department of Materials Science and Engineering & Canadian Centre for Electron Microscopy, McMaster University, Hamilton, Canada 2. MATEIS, UMR CNRS 5510, University of Lyon – INSA, Villeurbanne, France 3. Institut de Minéralogie, de Physique des Matériaux et de Cosmochimie - UMR CNRS 7590, Université Pierre et Marie Curie, Paris, France 4. State Key Laboratory of Metal Matrix Composites, School of Materials Science and Engineering, Shanghai Jiao Tong University, Shanghai, Chine
BaTiO3 (BTO) is a widely studied material with several potential applications as a result of its intrinsic ferroelectricity. It undergoes multiple structural phase transitions across…
The 16th European Microscopy Congress 2016
Analytical electron microscopy of barium titanate and barium-strontium titanate nanoparticles for second-harmonic biomarkers
Omar Matar (1), Nicole Hondow (1), Olga Posada (2), Michael Routledge (2), David Hernandez-Maldonado (3), Christoph Wälti (4), Claire Murray (5), Rik Brydson (1), Steve Milne (1), Andy Brown (1)
1. School of Chemical and Process Engineering, University of Leeds, Leeds, Royaume Uni 2. Leeds Institute of Cardiovascular and Metabolic Medicine, University of Leeds, Leeds, Royaume Uni 3. SuperSTEM, STFC Daresbury Laboratories, Warrington, Royaume Uni 4. School of Electronic and Electrical Engineering, University of Leeds, Leeds, Royaume Uni 5. Diamond Light Source Ltd, Harwell Science and Innovation Campus, Oxford, Royaume Uni
Nanoparticles with non-centrosymmetric crystal structures exhibit second harmonic generation (SHG) of light when illuminated by a femtosecond pulsed laser. Such nanoparticles can be used as…
The 16th European Microscopy Congress 2016
Epitaxial BaTiO3 on Si and SiGe for low power devices: nanoscale characterization of the film and its interface with the semiconductor by HAADF and EELS in STEM
Sylvie Schamm-Chardon (1, 2), Cesar Magen (3, 2), Lucie Mazet (4), Robin Cours (1), Martin Frank (5), Vijay Narayanan (5), Catherine Dubourdieu (4)
1. CEMES-CNRS, Université de Toulouse, BP94347, 31055 Toulouse cedex4, France 2. Transpyrenean Associated Laboratory for Electron Microscopy, CEMES—INA, CNRS—University of Zaragoza, Espagne 3. LMA-INA, Universidad de Zaragoza and Fundación ARAID, 50018 Zaragoza, Espagne 4. INL, UMR CNRS 5270, Ecole Centrale de Lyon, 69134 Ecully, France 5. IBM, T.J. Watson Research Center, 1101 Kitchawan Road, Yorktown Heights, New York 10598, Etats-Unis
Introduction. In the late 1990s, the success of SrTiO3 epitaxial growth on Si by molecular beam epitaxy (MBE) opened a path for integrating complex oxides…