Review on infrared nanospectroscopy of natural 2D phyllosilicates

R De Oliveira, AR Cadore, RO Freitas, ID Barcelos - JOSA A, 2023 - opg.optica.org
Phyllosilicates have emerged as a promising class of large bandgap lamellar insulators.
Their applications have been explored from the fabrication of graphene-based devices to 2D …

Phyllosilicates as earth-abundant layered materials for electronics and optoelectronics: Prospects and challenges in their ultrathin limit

ID Barcelos, R de Oliveira, GR Schleder… - Journal of Applied …, 2023 - pubs.aip.org
Phyllosilicate minerals are an emerging class of naturally occurring layered insulators with
large bandgap energy that have gained attention from the scientific community. This class of …

Water nanochannels in ultrathin clinochlore phyllosilicate mineral with ice-like behavior

R de Oliveira, LVC Freitas, H Chacham… - The Journal of …, 2024 - ACS Publications
Water is the matrix of life, and its confinement in nanocavities is a central topic from
geophysics to nanotribology. Phyllosilicate layered minerals provide natural nanocavities for …

Raman and far-infrared synchrotron nanospectroscopy of layered crystalline talc: Vibrational properties, interlayer coupling, and symmetry crossover

R Longuinhos, AR Cadore, HA Bechtel… - The Journal of …, 2023 - ACS Publications
Talc is an insulating layered material that is stable at ambient conditions and has high-
quality basal cleavage, which is a major advantage for its use in van der Waals …

High throughput investigation of an emergent and naturally abundant 2D material: Clinochlore

R de Oliveira, LAG Guallichico, E Policarpo… - Applied Surface …, 2022 - Elsevier
Phyllosilicate minerals, which form a class of naturally occurring layered materials (LMs),
have been recently considered as a low-cost source of two-dimensional (2D) materials …

CVD growth and optical characterization of homo and heterobilayer TMDs

S Hamza Safeer, ASM Ore, AR Cadore… - Journal of Applied …, 2022 - pubs.aip.org
The stacking of few layers of transition metal dichalcogenides (TMDs) and their
heterostructures allows us to create new structures, observe new physical phenomena, and …

The CARNAUBA X-ray nanospectroscopy beamline at the Sirius-LNLS synchrotron light source: Developments, commissioning, and first science at the TARUMA …

HCN Tolentino, RR Geraldes, FMC da Silva… - Journal of Electron …, 2023 - Elsevier
We review the main developments and first commissioning experiments at the CARNAÚBA
X-ray nanoprobe beamline, recently installed at the brand-new Sirius 4th-generation …

Highly efficient photocatalytic overall water splitting in two-dimensional van der Waals MoS2/Hf2CO2 heterostructure

J Hao, J Wu, D Wang, C Wang, M Luo… - Journal of Physics D …, 2022 - iopscience.iop.org
Abstract Two-dimensional (2D) van der Waals (vdW) heterostructures have attracted much
attention due to their unique properties in photocatalysis, electronics, and energy storage …

Ultrathin natural biotite crystals as a dielectric layer for van der Waals heterostructure applications

R de Oliveira, ABB Yoshida, CR Rabahi… - …, 2024 - iopscience.iop.org
Biotite, an iron-rich mineral belonging to the trioctahedral mica group, is a naturally
abundant layered material (LM) exhibiting attractive electronic properties for application in …

Natural two-dimensional pyrophyllite: Nanoscale lubricant, electrical insulator and easily-machinable material

B Vasić, R Gajić, I Milošević, Ž Medić, M Blagojev… - Applied Surface …, 2023 - Elsevier
Pyrophyllite, with the chemical formula Al 2 Si 4 O 10 (OH) 2, is a naturally occurring and
abundant van der Waals mineral belonging to the group of phyllosilicates. It is very soft …