167 citations
Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.
- Brazilian Center for Research in Energy and MaterialsBR30 papers
- Universidade Federal do ABCBR15 papers
- Universidade Federal FluminenseBR9 papers
- Harvard UniversityUS6 papers
- Universidade Federal de UberlândiaBR5 papers
- Universidade Federal de São CarlosBR4 papers
- University of North TexasUS4 papers
- Brazilian Synchrotron Light LaboratoryBR3 papers
- Pontifícia Universidade Católica de CampinasBR3 papers
- Centre National de la Recherche ScientifiqueFR2 papers
- Cornell UniversityUS2 papers
- Institució Catalana de Recerca i Estudis AvançatsES2 papers
36 papers
Interplay of energy and charge transfer in WSe2/CrSBr heterostructures
José Roberto de Toledo, Caique Serati de Brito, Barbara L. T. Rosa +12
Van der Waals heterostructures (vdWHs) composed of transition-metal dichalcogenides (TMDs) and layered magnetic semiconductors offer great opportunities to manipulate exciton and v…
Performance Assessment of Universal Machine Learning Interatomic Potentials: Challenges and Directions for Materials' Surfaces
Bruno Focassio, Luis Paulo Mezzina Freitas, Gabriel R. Schleder
Machine learning interatomic potentials (MLIPs) are one of the main techniques in the materials science toolbox, able to bridge ab initio accuracy with the computational efficiency…
Structure-driven phase transitions in paracrystalline topological insulators
Victor Regis, Victor Velasco, Marcello B. Silva Neto +1
We study phase transitions driven by structural disorder in noncrystalline topological insulators. We introduce a procedural generation algorithm, the Perlin noise, typically used…
One-Dimensional Moiré Physics and Chemistry in Heterostrained Bilayer Graphene
Gabriel R. Schleder, Michele Pizzochero, Efthimios Kaxiras
Twisted bilayer graphene (tBLG) has emerged as a promising platform to explore exotic electronic phases. However, the formation of moiré patterns in tBLG has thus far been confined…
Pressure--enhanced fractional Chern insulators in moiré transition metal dichalcogenides along a magic line
Nicolás Morales-Durán, Jie Wang, Gabriel R. Schleder +5
We show that pressure applied to twisted WSe can enhance the many-body gap and region of stability of a fractional Chern insulator at filling . Our results are based on…
Uncovering the Structural Evolution Arsenene on SiC Substrate
A. K. Okazaki, R. Furlan de Oliveira, R. L. H. Freire +2
Two-dimensional arsenic allotropes have been grown on metallic surfaces, while topological properties have been theoretically described on strained structures. Here we experimental…
Electronic transport properties of MoS nanoribbons embedded on butadiene solvent
Armando Pezo, Matheus P. Lima, Marcio Costa +1
Transition metal dichalcogenides (TMDCs) are promising materials for applications in nanoelectronics and correlated fields, where their metallic edge states play a fundamental role…
Domain-dependent surface adhesion in twisted few-layer graphene: Platform for moiré-assisted chemistry
Valerie Hsieh, Dorri Halbertal, Nathan R. Finney +13
Twisted van der Waals multilayers are widely regarded as a rich platform to access novel electronic phases, thanks to the multiple degrees of freedom such as layer thickness and tw…
The role of functional thiolated molecules on the enhanced electronic transport of interconnected MoS nanostructures
Rafael L. H. Freire, Felipe Crasto de Lima, Rafael Furlan de Oliveira +2
Molecular linkers have emerged as an effective strategy to improve electronic transport properties on solution-processed layered materials via defect functionalization. However, a…
At the verge of topology: vacancy-driven quantum spin Hall in trivial insulators
F. Crasto de Lima, Adalberto Fazzio
Vacancies in materials structure -- lowering its atomic density -- take the system closer to the atomic limit, to which all systems are topologically trivial. Here we show a mechan…
Amorphous BiSe structural, electronic, and topological nature by first-principles
Bruno Focassio, Gabriel R. Schleder, F. Crasto de Lima +2
Crystalline is one of the most explored three-dimensional topological insulator, with a energy gap making it promising for applications. Its amorphous…
Machine learning for materials discovery: two-dimensional topological insulators
Gabriel R. Schleder, Bruno Focassio, Adalberto Fazzio
One of the main goals and challenges of materials discovery is to find the best candidates for each interest property or application. Machine learning rises in this context to effi…
Machine learning of microscopic ingredients for graphene oxide/cellulose interaction
Romana Petry, Gustavo Silvestre, Bruno Focassio +3
Understanding the role of microscopic attributes in nanocomposites allows for a controlled and, therefore, acceleration in experimental system designs. In this work, we extracted t…
Unveiling the dopant segregation effect at hematite interfaces
Felipe Crasto de Lima, Gabriel R. Schleder, João B. Souza Junior +5
Understanding the effects of atomic structure modification in hematite photoanodes is essential for the rational design of high-efficiency functionalizations. Recently it was found…
The 2021 Quantum Materials Roadmap
Feliciano Giustino, Jin Hong Lee, Felix Trier +26
In recent years, the notion of Quantum Materials has emerged as a powerful unifying concept across diverse fields of science and engineering, from condensed-matter and cold atom ph…
Bandgap evolution in nanographene assemblies
F. Crasto de Lima, A. Fazzio
Recently cycloarene has been experimentally obtained in a self-assembled structure, forming graphene-like monoatomic layered systems. Here, we establish the bandgap engineering/pre…
Emergent quasiparticles in Euclidean tilings
F. Crasto de Lima, A. Fazzio
Material's geometrical structure is a fundamental part of their properties. The honeycomb geometry of graphene is responsible for the arising of its Dirac cone, while the kagome an…
Manipulation of Spin Transport in Graphene/Transition Metal Dichalcogenide Heterobilayers upon Twisting
Armando Pezo, Zeila Zanolli, Nils Wittemeier +4
Proximity effects are one of the pillars of exotic phenomena and technological applications of two dimensional materials. However, the interactions nature depends strongly on the m…
Jacutingaite-family: a class of topological materials
F. Crasto de Lima, R. H. Miwa, A. Fazzio
Jacutingate, a recently discovered Brazilian naturally occurring mineral, has shown to be the first experimental realization of the Kane-Mele topological model. In this letter we h…
Disorder effects of vacancies on the electronic transport properties of realistic topological insulators nanoribbons: the case of bismuthene
Armando Pezo, Bruno Focassio, Gabriel R. Schleder +3
The robustness of topological materials against disorder and defects is presumed but has not been demonstrated explicitly in realistic systems. In this work, we use state-of-the-ar…
Simulation of XANES spectroscopy and the calculation of total energies for N-heterocyclic carbenes on Au(111)
Felipe Crasto de Lima, Adalberto Fazzio, Alastair B. McLean +1
It has recently been demonstrated that N-heterocyclic carbenes (NHCs) form self-assembled monolayers (SAMs) on metal surfaces. Consequently, it is important to both characterize an…
Dual Topological Insulator Device with Disorder Robustness
Bruno Focassio, Gabriel R. Schleder, Armando Pezo +2
Two-dimensional NaBi is a dual topological insulator protected by time-reversal and mirror symmetry, resulting in a promising platform for devices design. However, in reality,…
Discovery of Higher-Order Topological Insulators using the Spin Hall Conductivity as a Topology Signature
Marcio Costa, Gabriel R. Schleder, Carlos Mera Acosta +4
The discovery and realization of topological insulators, a phase of matter which hosts metallic boundary states when the -dimension insulating bulk is confined to ()-dimens…
The Rashba Scale: Emergence of Band Anti-Crossing as a Design Principle for Materials with Large Rashba coefficient
Carlos Mera Acosta, Elton Ogoshi, Adalberto Fazzio +2
The spin-orbit -induced spin splitting of energy bands in low symmetry compounds (the Rashba Effect) has a long-standing relevance to spintronic applications and to the fundamental…