Graphene bandgap induced by ferroelectric Pca21 HfO2 substrates: a first-principles study

Author:

Nemnes George Alexandru12345ORCID,Dragoman Daniela12345ORCID,Dragoman Mircea675ORCID

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

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