174 citations
Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.
- Brazilian Synchrotron Light LaboratoryBR56 papers
- Universidade Federal do ABCBR32 papers
- Laboratório Nacional de Nanotecnologia30 papers
- Universidade Estadual de Campinas (UNICAMP)BR28 papers
- Universidade Federal do Rio de JaneiroBR16 papers
- Universidade de São PauloBR13 papers
- Universidade Federal FluminenseBR13 papers
- Centro Brasileiro de Pesquisas FísicasBR12 papers
- Universidade Federal de UberlândiaBR11 papers
- Max Planck Institute for Chemical Physics of SolidsDE10 papers
- Universidade Federal de São CarlosBR10 papers
- Universidade Federal de ViçosaBR8 papers
36 papers · 1 filter
Isochronous bifurcations in a two-parameter twist map
Michele Mugnaine, Bruno B. Leal, Alfredo M. Ozorio de Almeida +2
Isochronous islands in phase space emerge in twist Hamiltonian systems as a response to multiple resonant perturbations. According to the Poincaré-Birkhoff theorem, the number of i…
Strain, Anharmonicity and Finite-Size Effects on the Vibrational Properties of Linear Carbon Chains
Graziâni Candiotto, Fernanda R. Silva, Deyse G. Costa +1
Linear carbon chains (LCCs) are the ultimate 1D molecular system and they show unique mechanical, optical and electronic properties that can be tuned by altering the number of carb…
The parastatistics of braided Majorana fermions
Francesco Toppan
This paper presents the parastatistics of braided Majorana fermions obtained in the framework of a graded Hopf algebra endowed with a braided tensor product. The braiding property…
Reorganization energy from charge transport measurements in a monolithicallyintegrated molecular device
Leandro Merces, Graziâni Candiotto, Letícia M. M. Ferro +6
Intermolecular charge transfer reactions are key processes in physical chemistry. The electron-transfer rates depend on a few system's parameters, such as temperature, electromagne…
Improved Performance of Organic Light-Emitting Transistors Enabled by Polyurethane Gate Dielectric
Arthur R. J. Barreto, Graziâni Candiotto, Harold J. C. Avila +9
Organic light-emitting transistors (OLETs) are multifunctional optoelectronic devices that combine in a single structure the advantages of organic light emitting diodes (OLEDs) and…
Tuning the spontaneous exchange bias effect in La1.5Sr0.5CoMnO6 with sintering temperature
C. Macchiutti, J. R. Jesus, F. B. Carneiro +8
Here, we present a study of the influence of microstructure on the magnetic properties of polycrystalline samples of the La1.5Sr0.5CoMnO6 double perovskite, with primary attention…
FRETCalc: A Free Software and Web Server for Förster Resonance Energy Transfer Calculation
Leandro Benatto, Omar Mesquita, João L. B. Rosa +4
Förster Resonance Energy Transfer Calculator (FRETCalc) is a program and web server that analyzes molar extinction coefficient of the acceptor, emission spectrum of the donor, a…
PLQ-Sim: A Computational Tool for Simulating Photoluminescence Quenching Dynamics in Organic Donor/Acceptor Blends
Leandro Benatto, Omar Mesquita, Lucimara S. Roman +3
Photoluminescence Quenching Simulator (PLQ-Sim) is a user-friendly software to study the photoexcited state dynamics at the interface between two organic semiconductors forming a b…
Design of spin-orbital-textures in ferromagnetic/topological insulator interfaces
A. L. Araújo, F. Crasto de Lima, C. H. Lewenkopf +1
Spin-orbital textures in topological insulators due to the spin locking with the electron momentum, play an important role in spintronic phenomena that arise from the interplay bet…
Protective Effects of Halite to Vacuum and Vacuum-Ultraviolet Radiation: A Potential Scenario During a Young Sun Superflare
Ximena C. Abrevaya, Douglas Galante, Paula M. Tribelli +16
Halite (NaCl mineral) has exhibited the potential to preserve microorganisms for millions of years on Earth. This mineral was also identified on Mars and in meteorites. In this stu…
Superconducting pairing symmetry in MoTe
M. M. Piva, L. O. Kutelak, R. Borth +4
Topological superconductors have long been sought for their potential use in quantum computing. The type-II Weyl semimetal MoTe is an obvious candidate, exhibiting a supercon…
Patterning edge-like defects and tuning defective areas on the basal plane of ultra-large MoS monolayers toward hydrogen evolution reaction
Bianca Rocha Florindo, Leonardo H. Hasimoto, Nicolli de Freitas +11
The catalytic sites of MoS monolayers towards hydrogen evolution are well known to be vacancies and edge-like defects. However, it is still very challenging to control the po…
Enhancing Chemical Stability and Photovoltaic Properties of Highly Efficient Nonfullerene Acceptors by Chalcogen Substitution: Insights from Quantum Chemical Calculations
Leandro Benatto, João Paulo A. Souza, Matheus F. F. das Neves +4
The chemical stability of nonfullerene acceptor (NFA) is the Achilles' heel of the research on state-of-the-art organic solar cells (OSC). The fragility of the NFA is essentially d…
Soft X-ray phase nano-microscopy of micrometre-thick magnets
Jeffrey Neethi Neethirajan, Benedikt Daurer, Marisel Di Pietro Martínez +5
Imaging of nanoscale magnetic textures within extended material systems is of critical importance both to fundamental research and technological applications. Whilst high resolutio…
Phyllosilicates as earth-abundant layered materials for electronics and optoelectronics: Prospects and challenges in their ultrathin limit
Ingrid D. Barcelos, Raphaela de Oliveira, Gabriel R. Schleder +10
Phyllosilicate minerals are an emerging class of naturally occurring layered insulators with large bandgap energy that have gained attention from the scientific community. This cla…
Review on Infrared Nanospectroscopy of Natural 2D Phyllosilicates
Raphaela De Oliveira, Alisson R. Cadore, Raul O. Freitas +1
Phyllosilicates emerge as a promising class of large bandgap lamellar insulators. Their applications have been explored from fabrication of graphene-based devices to 2D heterostruc…
Future developments in ground-based gamma-ray astronomy
Ulisses Barres de Almeida, Martin Tluczykont
Ground-based gamma-ray astronomy is a powerful tool to study cosmic-ray physics, providing a diagnostic of the high-energy processes at work in the most extreme astrophysical accel…
Incoherent electronic band states in Mn-substituted BaFeAs
Marli R. Cantarino, Kevin R. Pakuszewski, Björn Salzmann +8
Chemical substitution is commonly used to explore new ground states in materials, yet the role of disorder is often overlooked. In Mn-substituted BaFeAs (MnBFA), superc…
Substrate suppression of oxidation process in pnictogen monolayers
R. L. H. Freire, F. Crasto de Lima, A. Fazzio
2D materials present an interesting platform for device designs. However, oxidation can drastically change the system's properties, which need to be accounted for. Through {\it ab…
Algebraic solution for the classical harmonic oscillator
Murilo B. Alves
The harmonic oscillator is one of the most studied systems in Physics with a myriad of applications. One of the first problems solved in a Quantum Mechanics course is calculating t…
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…
Laser-based angle-resolved photoemission spectroscopy with micrometer spatial resolution and detection of three-dimensional spin vector
Takuma Iwata, T. Kousa, Y. Nishioka +11
We have developed a state-of-the-art apparatus for laser-based spin- and angle-resolved photoemission spectroscopy with micrometer spatial resolution (micro-SARPES). This equipment…
Equilibrium of longitudinal bunch distributions in storage rings with arbitrary impedance sources and generic filling patterns
Murilo B. Alves, Fernando H. de Sá
A new self-consistent semi-analytical method for calculating the stationary beam-induced voltage in the presence of arbitrary filling patterns and impedance sources in storage ring…
DFT2kp: effective kp models from ab-initio data
João Victor V. Cassiano, Augusto L. Araújo, Paulo E. Faria Junior +1
The method, combined with group theory, is an efficient approach to obtain the low energy effective Hamiltonians of crystalline materials. Although the…