Vanadium incorporation in 2D-layered MoSe2.
João V B Del Piero1, Roberto H Miwa2, Wanderlã L Scopel1
1Departamento de Física, Universidade Federal do Espírito Santo-UFES, 29075-910 Vitória, ES, Brazil.
Summary
Vanadium atom interactions with 2D layered materials (2DM) like MoSe2 alter their electronic and magnetic properties. This functionalization is key for developing new spintronic devices.
Area of Science:
- Materials Science
- Condensed Matter Physics
- Quantum Chemistry
Background:
- Experimental techniques now allow manipulation of two-dimensional layered materials (2DM) properties via foreign atom interaction.
- Understanding these interactions is crucial for novel electronic applications.
Purpose of the Study:
- To investigate the effects of Vanadium (V) atom interaction on the structural, energetic, electronic, and magnetic properties of monolayer and bilayer Molybdenum Diselenide (MoSe2).
- To explore the potential of V-functionalized 2D materials for spintronic device applications.
Main Methods:
- Utilized quantum mechanics calculations based on density functional theory (DFT).
- Analyzed the interaction between Vanadium atoms and both monolayer and bilayer MoSe2.
Main Results:
- Observed spin-polarized metallic behavior at high Vanadium concentrations.
- Identified the emergence of a semiconductor/metal interface upon Vanadium adsorption on bilayer MoSe2.
- Demonstrated significant changes in electronic and magnetic properties due to Vanadium functionalization.
Conclusions:
- Functionalization of 2D materials, specifically MoSe2 with V atoms, significantly modifies their properties.
- This approach offers a promising platform for designing advanced spintronic devices.
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