104 citations · 547 across the 28 of their papers we have counts for
12 papers · 1 filter
Frequency as a Clock: Synchronization and Intrinsic Recovery in Graphene Transistor Dynamics
Victor Lopez-Richard, Igor Ricardo Filgueira e Silva, Gabriel L. Rodrigues +4
Hysteresis and memory effects in graphene field-effect transistors (GFETs) offer unique opportunities for neuromorphic computing, sensing, and memory applications, yet their physic…
Two-dimensional talc as a natural hyperbolic material
Flávio H. Feres, Francisco C. B. Maia, Shu Chen +14
This study demonstrates that two-dimensional talc, a naturally abundant mineral, supports hyperbolic phonon-polaritons (HPhPs) at mid-infrared wavelengths, thus offering a low-cost…
The Emergence of Mem-Emitters
Victor Lopez-Richard, Igor Ricardo Filgueira e Silva, Alessandra Ames +5
The advent of memristors and resistive switching has transformed solid state physics, enabling advanced applications such as neuromorphic computing. Inspired by these developments,…
Nature of long-lived moiré interlayer excitons in electrically tunable MoS/MoSe heterobilayers
Evgeny M. Alexeev, Carola M. Purser, Carmem M. Gilardoni +13
Interlayer excitons in transition-metal dichalcogenide heterobilayers combine high binding energy and valley-contrasting physics with long optical lifetime and strong dipolar chara…
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…
Topological valley transport at the curved boundary of a folded bilayer graphene
E. Mania, A. R. Cadore, T. Taniguchi +2
The development of valleytronics demands long-range electronic transport with preserved valley index, a degree of freedom similar to electron spin. A promising structure for this e…
Observation of plasmon-phonon coupling in natural 2D graphene-talc heterostructures
Ingrid D. Barcelos, Alisson R. Cadore, Ananias B. Alencar +8
Two-dimensional (2D) materials occupy noteworthy place in nanophotonics providing for subwavelength light confinement and optical phenomena dissimilar to those of their bulk counte…
Enhancing the response of NH3 graphene-sensors by using devices with different graphene-substrate distances
A. R. Cadore, E. Mania, A. B. Alencar +7
Graphene (G) is a two-dimensional material with exceptional sensing properties. In general, graphene gas sensors are produced in field effect transistor configuration on several su…
Observation of Diode Behavior and Gate Voltage Control of Hybrid Plasmon-Phonon Polaritons in Graphene-Hexagonal Boron Nitride Heterostructures
Francisco C. B. Maia, Brian T. O'Callahan, Alisson R. Cadore +8
Light-matter interaction in two-dimension photonic materials allows for confinement and control of free-space radiation on sub-wavelength scales. Most notably, the van der Waals he…
Anomalous Non-linear Optical Response Of Graphene Near Phonon Resonances
Lucas Lafetá, Alisson Cardore, Thiago G. Mendes Sá +5
In this work we probe the third-order non-linear optical property of graphene, hexagonal boron nitride and their heterostructure by the use of coherent anti-Stokes Raman Spectrosco…
Thermo Activated Hysteresis on High Quality Graphene/h-BN Devices
A. R. Cadore, E. Mania, K. Watanabe +3
We report on gate hysteresis in resistance on high quality graphene/h-BN devices. We observe a thermal activated hysteretic behavior in resistance as a function of the applied gate…
Tuning the pn junction at a metal-graphene interface via H2 exposure
Alisson R. Cadore, Edrian Mania, Evandro A. Morais +4
Combining experiment and theory, we investigate how the naturally created heterojunction at a graphene and metallic contact is modulated via interaction with molecular hydrogen (H2…