Zobrazeno 1 - 10
of 106
pro vyhledávání: '"Barcelos, Ingrid D."'
Autor:
Ames, Alessandra, Sousa, Frederico B., Souza, Gabriel A. D., de Oliveira, Raphaela, Silva, Igor R. F., Rodrigues, Gabriel L., Watanabe, Kenji, Taniguchi, Takashi, Marques, Gilmar E., Barcelos, Ingrid D., Cadore, Alisson R., López-Richard, Victor, Teodoro, Marcio D.
Two-dimensional heterostructures have been crucial in advancing optoelectronic devices utilizing van der Waals materials. Semiconducting transition metal dichalcogenide monolayers, known for their unique optical properties, offer extensive possibilit
Externí odkaz:
http://arxiv.org/abs/2410.07042
Autor:
Kawahala, Nicolas M., Matos, Daniel A., de Oliveira, Raphaela, Longuinhos, Raphael, Ribeiro-Soares, Jenaina, Barcelos, Ingrid D., Hernandez, Felix G. G.
Naturally occurring van der Waals (vdW) materials are currently attracting significant interest due to their potential as low-cost sources of two-dimensional materials. Valuable information on vdW materials' interlayer interactions is present in thei
Externí odkaz:
http://arxiv.org/abs/2409.18933
Autor:
de Oliveira, Raphaela, Yoshida, Ana Beatriz, Rabahi, Cesar, Freitas, Raul O., de Matos, Christiano J. S., Gobato, Yara Galvão, Barcelos, Ingrid D., Cadore, Alisson R.
Publikováno v:
Nanotechnology, 2024
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 nanodevices. Biotite stands out as a non-degradable LM under ambient
Externí odkaz:
http://arxiv.org/abs/2408.16697
Autor:
Barcelos, Ingrid D., de Oliveira, Raphaela, Schleder, Gabriel R., Matos, Matheus J. S., Longuinhos, Raphael, Ribeiro-Soares, Jenaina, Barboza, Ana Paula M., Prado, Mariana C., Pinto, Elisângela S., Gobato, Yara Galvão, Chacham, Hélio, Neves, Bernardo R. A., Cadore, Alisson R.
Publikováno v:
Journal of Applied Physics, 2023
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 lamellar materials has been recently explored at the ultrathin t
Externí odkaz:
http://arxiv.org/abs/2308.12875
Publikováno v:
Journal of the Optical Society of America A, 2023
Phyllosilicates emerge as a promising class of large bandgap lamellar insulators. Their applications have been explored from fabrication of graphene-based devices to 2D heterostructures based on transition metal dicalcogenides with enhanced optical a
Externí odkaz:
http://arxiv.org/abs/2308.03860
Publikováno v:
Nanotechnology 34 385703 2023
Single layers of transition metal dichalcogenides, such as WSe$_2$ have gathered increasing attention due to their intense electron-hole interactions, being considered promising candidates for developing novel optical applications. Within the few-lay
Externí odkaz:
http://arxiv.org/abs/2303.08957
Autor:
Longuinhos, Raphael, Cadore, Alisson R., Bechtel, Hans A., de Matos, Christiano J. S., Freitas, Raul O., Ribeiro-Soares, Jenaina, Barcelos, Ingrid D.
Publikováno v:
The Journal of Physical Chemistry C, 2023
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 heterostructures. Here, we use near-field synchrotron infrared nanospectroscopy,
Externí odkaz:
http://arxiv.org/abs/2302.14107
Autor:
de Oliveira, Raphaela, Guallichico, Luis A. G., Policarpo, Eduardo, Cadore, Alisson R., Freitas, Raul O., da Silva, Francisco M. C., Teixeira, Verônica de C., Paniago, Roberto M., Chacham, Helio, Matos, Matheus J. S., Malachias, Angelo, Krambrock, Klaus, Barcelos, Ingrid D.
Publikováno v:
Applied Surface Science, 2022
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. Clinochlore [Mg5Al(AlSi3)O10(OH)8] is one of the most abundant phyllosil
Externí odkaz:
http://arxiv.org/abs/2206.09943
Autor:
Cadore, Alisson R., de Oliveira, Raphaela, Lobato, Raphael L. M., Teixeira, Verônica de C., Nagaoka, Danilo A., Alvarenga, Vinicius T., Ribeiro-Soares, Jenaina, Watanabe, Kenji, Taniguchi, Takashi, Paniago, Roberto M., Malachias, Angelo, Krambrock, Klaus, Barcelos, Ingrid D., de Matos, Christiano J. S.
Publikováno v:
2D Materials, 2022
Naturally occurring van der Waals crystals have brought unprecedented interest to nanomaterial researchers in recent years. So far, more than 1800 layered materials (LMs) have been identified but only a few insulating and naturally occurring LMs were
Externí odkaz:
http://arxiv.org/abs/2205.03165
Autor:
Gobato, Y. Galvão, de Brito, C. Serati, Chaves, Andrey, Prosnikov, M. A., Woźniak, T., Guo, Shi, Barcelos, Ingrid D., Milošević, M. V., Withers, F., Christianen, P. C. M.
We investigated experimentally the valley Zeeman splitting of excitonic peaks in the photoluminescence (PL) spectra of high-quality hBN/WS2/MoSe2/hBN heterostructures at near-zero twist angles under perpendicular magnetic fields up to 20 T. We identi
Externí odkaz:
http://arxiv.org/abs/2204.01813