Applied electric field on zigzag graphene nanoribbons: reduction of spin stiffness and appearance of spiral spin density waves

TB Prayitno, E Budi - Journal of Physics: Condensed Matter, 2019 - iopscience.iop.org
We investigated the reduction of the spin stiffness and the appearance of the spiral spin
density waves when the electric field is applied on the zigzag graphene nanoribbons for the …

Impossibility of increasing Néel temperature in zigzag graphene nanoribbon by electric field and carrier doping

TB Prayitno - Physica E: Low-dimensional Systems and …, 2021 - Elsevier
We investigated the dependence of Néel temperature as a critical temperature on the
electric field and hole-electron doping in the antiferromagnetically ordered zigzag graphene …

Carrier-induced antisymmetric–symmetric tendencies of spin stiffness in zigzag graphene nanoribbons

TB Prayitno, F Ishii - Journal of Physics: Condensed Matter, 2019 - iopscience.iop.org
The generalized Bloch theorem was applied to calculate the spin stiffness and to consider its
tendencies when introducing the doping in zigzag graphene nanoribbons. To reach the …

Spin stiffness of bilayer zigzag graphene nanoribbon for several configurations

TB Prayitno - Physica E: Low-dimensional Systems and …, 2020 - Elsevier
The spin stiffness of the bilayer zigzag graphene nanoribbon for several configurations was
obtained by means of the total energy difference of the flat spiral formations within the self …

Impact of electric field on magnon dispersion in passivated zigzag graphene nanoribbon

TB Prayitno, E Budi, R Fahdiran… - AIP Conference …, 2023 - pubs.aip.org
We briefly considered the effect of electric field on magnon dispersion in zigzag graphene
nanoribbons via density functional theory. We implemented the generalized Bloch theorem …

Brief notes of implementation of generalized bloch theorem in FCC iron through a linear combination of pseudo-atomic orbital method

TB Prayitno, R Fahdiran, S Sunaryo - AIP Conference Proceedings, 2023 - pubs.aip.org
We briefly discuss the spiral ground state in face-centered cubic (FCC) iron implementing
the generalized Bloch theorem which combines a linear combination of pseudo-atomic …

Spin stiffness in zigzag graphene nanoribbon under electric field

TB Prayitno, E Budi - Journal of Physics: Conference Series, 2020 - iopscience.iop.org
We considered the effect of the electric field on the spin stiffness in the zigzag graphene
nanoribbon by means of first-principles calculation. To reach the intention, a fixed planar …