878 citations · 1.6k across the 23 of their papers we have counts for
24 papers
Floquet engineering of topological bands in semiconductor van der Waals heterobilayers
Eréndira Santana-Suárez, Brayan E. Walteros-Mendivelso, A. Jazmín Tapia-de-la-Rosa +2
We show that periodic driving with near-infrared to visible light drives topological phase transitions in the photon-dressed band structure of transition-metal dichalcogenide heter…
Moiré excitons and exciton-polaritons: A review
Saúl A. Herrera-González, Hugo A. Lara-García, Giuseppe Pirruccio +2
Distinguished by their long lifetimes, strong dipolar interactions, and periodic confinement, moiré excitons provide a fertile territory for realizing interaction-driven excitonic…
Moiré-Polaritons in a Dark Bose-Einstein Condensate
Moroni Santiago-García, Shunashi G. Castillo-López, David A. Ruiz-Tijerina +1
Quantum mixtures of moiré excitons have arisen as a platform for realizing novel phases of light and matter. Here, we study moiré polaritons coupled to a Bose-Einstein condensate o…
Resonant band hybridization in alloyed transition metal dichalcogenide heterobilayers
Alessandro Catanzaro, Armando Genco, Charalambos Louca +13
Bandstructure engineering using alloying is widely utilised for achieving optimised performance in modern semiconductor devices. While alloying has been studied in monolayer transi…
Dimensionality crossover for moiré excitons in twisted bilayers of anisotropic two-dimensional semiconductors
Isaac Soltero, David A. Ruiz-Tijerina
We study the energies and optical spectra of excitons in twisted bilayers of anisotropic van der Waals semiconductors exhibiting moiré patterns, taking phosphorene as a case study.…
Spin-valley locking in Kekulé-distorted graphene with Dirac-Rashba interactions
David A. Ruiz-Tijerina, Jesús Arturo Sánchez-Sánchez, Ramon Carrillo-Bastos +2
The joint effects of Kekulé lattice distortions and Rashba-type spin-orbit coupling on the electronic properties of graphene are explored. We modeled the position dependence of the…
Moiré band structures of twisted phosphorene bilayers
Isaac Soltero, Jonathan Guerrero-Sánchez, Francisco Mireles +1
We report on the theoretical electronic spectra of twisted phosphorene bilayers exhibiting moiré patterns, as computed by means of a continuous approximation to the moiré superlatt…
Multifaceted moiré superlattice physics in twisted WSe bilayers
S. J. Magorrian, V. V. Enaldiev, V. Zólyomi +3
Lattice reconstruction in twisted transition-metal dichalcogenide (TMD) bilayers gives rise to piezo- and ferroelectric moiré potentials for electrons and holes, as well as a modul…
Excited Rydberg States in TMD Heterostructures
Jacob J. S. Viner, Liam P. McDonnell, David A. Ruiz-Tijerina +4
The functional form of Coulomb interactions in the transition metal dichalcogenides and other van der Waals solids is critical to many of their unique properties, e.g. strongly-cor…
Band energy landscapes in twisted homobilayers of transition metal dichalcogenides
Fábio Ferreira, Samuel Magorrian, Vladimir Enaldiev +2
Twistronic assembly of 2D materials employs the twist angle between adjacent layers as a tuning parameter for designing the electronic and optical properties of van der Waals heter…
Superposition of intra- and inter-layer excitons in twistronic MoSe/WSe bilayers probed by resonant Raman scattering
Liam P. McDonnell, Jacob J. S. Viner, David A. Ruiz-Tijerina +4
Hybridisation of electronic bands of two-dimensional materials, assembled into twistronic heterostructures, enables one to tune their optoelectronic properties by selecting conditi…
Theory of moiré localized excitons in transition-metal dichalcogenide heterobilayers
David A. Ruiz-Tijerina, Isaac Soltero, Francisco Mireles
Transition-metal dichalcogenide heterostructures exhibit moiré patterns that spatially modulate the electronic structure across the material's plane. For certain material pairs, th…
Multi-flavor Dirac fermions in Kekulé-distorted graphene bilayers
David A. Ruiz-Tijerina, Elias Andrade, Ramon Carrillo-Bastos +2
Graphene's electronic structure can be fundamentally altered when a substrate- or adatom-induced Kekulé superlattice couples the valley and isospin degrees of freedom. Here, we sho…
Tuning of impurity-bound interlayer complexes in a van der Waals heterobilayer
Fabien Vialla, Mark Danovich, David A. Ruiz-Tijerina +10
Due to their unique two-dimensional nature, charge carriers in semiconducting transition metal dichalcogenides (TMDs) exhibit strong unscreened Coulomb interactions and sensitivity…
Resonantly hybridised excitons in moiré superlattices in van der Waals heterostructures
Evgeny M. Alexeev, David A. Ruiz-Tijerina, Mark Danovich +16
Atomically-thin layers of two-dimensional materials can be assembled in vertical stacks held together by relatively weak van der Waals forces, allowing for coupling between monolay…
Interlayer hybridization and moiré superlattice minibands for electrons and excitons in heterobilayers of transition-metal dichalcogenides
David A. Ruiz-Tijerina, Vladimir I. Fal'ko
Geometrical moiré patterns, generic for almost aligned bilayers of two-dimensional (2D) crystals with similar lattice structure but slightly different lattice constants, lead to zo…
Hybrid kp tight-binding model for subbands and infrared intersubband optics in few-layer films of transition-metal dichalcogenides: MoS, MoSe, WS and WSe
David A. Ruiz-Tijerina, Mark Danovich, Celal Yelgel +2
We present a density functional theory parametrized hybrid kp tight binding model for electronic properties of atomically thin films of transition-metal dichalcogenides, 2H-…
Nano-imaging of intersubband transitions in van der Waals quantum wells
Peter Schmidt, Fabien Vialla, Simone Latini +11
The science and applications of electronics and optoelectronics have been driven for decades by progress in growth of semiconducting heterostructures. Many applications in the infr…
Localized interlayer complexes in heterobilayer transition metal dichalcogenides
Mark Danovich, David A. Ruiz-Tijerina, Ryan J. Hunt +3
We present theoretical results for the radiative rates and doping-dependent photoluminescence spectrum of interlayer excitonic complexes localized by donor impurities in MoSe/W…
Transport signatures of Kondo physics and quantum criticality in graphene with magnetic impurities
David A. Ruiz-Tijerina, Luis G. G. V. Dias da Silva
Localized magnetic moments have been predicted to develop in graphene samples with vacancies or adsorbates. The interplay between such magnetic impurities and graphene's Dirac quas…
Symmetry-protected coherent transport for diluted vacancies and adatoms in graphene
David A. Ruiz-Tijerina, Luis G. G. V. Dias da Silva
We study the effects of a low concentration of adatoms or single vacancies in the linear-response transport properties of otherwise clean graphene. These impurities were treated as…
Interaction effects on a Majorana zero mode leaking into a quantum dot
David A. Ruiz-Tijerina, E. Vernek, Luis G. G. V. Dias da Silva +1
We have recently shown [Phys. Rev. B {\bf 89}, 165314 (2014)] that a non--interacting quantum dot coupled to a one--dimensional topological superconductor and to normal leads can s…
Capacitive interactions and Kondo effect tuning in double quantum impurity systems
David A. Ruiz-Tijerina, E. Vernek, Sergio E. Ulloa
We present a study of the correlated transport regimes of a double quantum impurity system with mutual capacitive interactions. Such system can be implemented by a double quantum d…
Dynamical magnetic anisotropy and quantum phase transitions in a vibrating spin-1 molecular junction
David A. Ruiz-Tijerina, Pablo S. Cornaglia, C. A. Balseiro +1
We study the electronic transport through a spin-1 molecule in which mechanical stretching produces a magnetic anisotropy. In this type of device, a vibron mode along the stretchin…