Anisotropic Rashba splitting in Pt-based janus monolayers PtXY (X, Y= S, Se, or Te)

PAL Sino, LY Feng, RAB Villaos, HN Cruzado… - Nanoscale …, 2021 - pubs.rsc.org
Recent studies have demonstrated the feasibility of synthesizing two-dimensional (2D)
Janus materials which possess intrinsic structural asymmetry. Hence, we performed a …

Quantum spin Hall insulating phase and van Hove singularities in Zintl single-quintuple-layer AM2X2 (A= Ca, Sr, or Ba; M= Zn or Cd; X= Sb or Bi) family

MNR Perez, RAB Villaos, LY Feng… - Applied Physics …, 2022 - pubs.aip.org
Recent experiments on bulk Zintl CaAl2Si2 reveal the presence of nontrivial topological
states. However, the large family of two-dimensional (2D) Zintl materials remains …

Evolution of the Electronic Properties of ZrX2 (X = S, Se, or Te) Thin Films under Varying Thickness

RAB Villaos, HN Cruzado, JSC Dizon… - The Journal of …, 2021 - ACS Publications
Probing the effects of thin-film thickness on transition metal dichalcogenides offer novel
insights into their electronic properties and tunability, which leads to a new avenue of …

Band Engineering and Van Hove Singularity on HfX2 Thin Films (X = S, Se, or Te)

HN Cruzado, JSC Dizon, GM Macam… - ACS Applied …, 2021 - ACS Publications
Two-dimensional transition metal dichalcogenides (TMDs) have become well-known due to
their versatile and tunable physical properties for potential applications, specifically on low …

Complementary screening for quantum spin Hall insulators in two-dimensional exfoliable materials

D Grassano, D Campi, A Marrazzo, N Marzari - Physical Review Materials, 2023 - APS
Quantum spin Hall insulators are a class of topological materials that has been extensively
studied during the past decade. One of their distinctive features is the presence of a finite …

Magnetic and topological properties in hydrogenated transition metal dichalcogenide monolayers

LY Feng, RAB Villaos, HN Cruzado, ZQ Huang… - Chinese Journal of …, 2020 - Elsevier
Abstract Two-dimensional (2D) transition metal dichalcogenide (TMD) monolayers have
currently been of immense interest in materials research because of their versatility, and …

Theoretical prediction of topological insulators in two-dimensional ternary transition metal chalcogenides (MM'X4, M= Ta, Nb, or V; M'= Ir, Rh, or Co; X= Se or Te)

A Sufyan, G Macam, CH Hsu, ZQ Huang… - Chinese Journal of …, 2021 - Elsevier
Ternary transition metal chalcogenides (TTMCs) have attracted interest due to the discovery
of their Weyl semimetallic property and the recent synthesis of layered TTMCs which are …

Strain tuned topology in the Haldane and the modified Haldane models

M Mannaï, S Haddad - Journal of Physics: Condensed Matter, 2020 - iopscience.iop.org
We study the interplay between a uniaxial strain and the topology of the Haldane and the
modified Haldane models which, respectively, exhibit chiral and antichiral edge modes. The …

Quantum anomalous Hall insulator phases in Fe-doped GaBi honeycomb

ZQ Huang, CH Hsu, CP Crisostomo, G Macam… - Chinese Journal of …, 2020 - Elsevier
We discuss electronic and magnetic properties of the Fe-doped GaBi honeycomb using first
principles calculations. Our analysis shows that the pristine GaBi honeycomb transitions …

Thermal currents obtained and mutually switched by a modified Haldane model in graphene

XL Lü, H **e - Communications in Theoretical Physics, 2022 - iopscience.iop.org
By using the transfer matrix method, we discover three types of current, such as the 100%
spin-valley polarized current, pure spin-valley current and pure charge current, in a two …