Carrier-induced phase transition in metal dichlorides XCl2 (X: Fe, Co, and Ni)

TB Prayitno - Journal of Magnetism and Magnetic Materials, 2021 - Elsevier
We investigated the ground state of monolayer 1T-XCl 2 (X: Fe, Co, and Ni) using the
generalized Bloch theorem, which can generate ferromagnetic, spiral, and antiferromagnetic …

First-principles Study of Spiral Spin Density Waves in Monolayer MnCl2 Using Generalized Bloch Theorem

TB Prayitno, F Ishii - Journal of the Physical Society of Japan, 2019 - journals.jps.jp
We investigated the spiral spin density waves in the monolayer 1T-MnCl2 for a set of spiral
vectors based on first-principles calculations. The magnetic ground states were evaluated by …

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 …

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 …

Electric-field-induced spin spiral state in bilayer zigzag graphene nanoribbons

TB Prayitno - Journal of Physics: Condensed Matter, 2020 - iopscience.iop.org
We investigated the emergence of spin spiral ground state induced by the electric field in the
bilayer zigzag graphene nanoribbons for the ferromagnetic edge states. To do that, we …

Tunable Magnetic State in AA-Stacked Bilayer Zigzag Graphene Nanoribbon by Increasing Thickness

TB Prayitno, R Fahdiran, E Budi - Journal of Physics: Conference …, 2022 - iopscience.iop.org
The density functional theory was utilized to investigate the likelihood of a tunable magnetic
state in the AA-stacked bilayer zigzag graphene nanoribbon. The non-magnetic ground …

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 …

Critical Temperature in Zigzag Graphene Nanoribbon: a First-principles Study

TB Prayitno, E Budi - Journal of Physics: Conference Series, 2021 - iopscience.iop.org
The critical (Néel) temperature in the zigzag graphene nanoribbon was calculated using the
mean-eld approximation within the generalized Bloch theorem. This calculation was carried …

Electric-field-induced lowest state in bilayer zigzag graphene nanoribbon

LA Sanjaya, TB Prayitno, E Budi - Journal of Physics: Conference …, 2021 - iopscience.iop.org
We investigated the lowest state in the bilayer zigzag graphene nanoribbon by taking the
electric field into account. In this calculation, we considered five collinear configurations of …