Graphene bandgap induced by ferroelectric Pca21 HfO2 substrates: a first-principles study
Author:
Affiliation:
1. University of Bucharest
2. Faculty of Physics
3. Materials and Devices for Electronics and Optoelectronics Research Center
4. 077125 Magurele-Ilfov
5. Romania
6. National Research and Development Institute in Microtechnology
7. Bucharest 077190
Abstract
The electronic properties of graphene on top of ferroelectric HfO2 substrates in an orthorhombic phase with space group Pca21 are investigated using density functional theory calculations.
Funder
Consiliul National al Cercetarii Stiintifice
Unitatea Executiva pentru Finantarea Invatamantului Superior, a Cercetarii, Dezvoltarii si Inovarii
Publisher
Royal Society of Chemistry (RSC)
Subject
Physical and Theoretical Chemistry,General Physics and Astronomy
Link
http://pubs.rsc.org/en/content/articlepdf/2019/CP/C9CP01786K
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5. Ferroelectricity in hafnium oxide thin films
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