Search Results - "Pimenta, Marcos A."

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  1. 1

    Local Polar Fluctuations in Lead Halide Perovskite Crystals by Yaffe, Omer, Guo, Yinsheng, Tan, Liang Z, Egger, David A, Hull, Trevor, Stoumpos, Constantinos C, Zheng, Fan, Heinz, Tony F, Kronik, Leeor, Kanatzidis, Mercouri G, Owen, Jonathan S, Rappe, Andrew M, Pimenta, Marcos A, Brus, Louis E

    Published in Physical review letters (28-03-2017)
    “…Hybrid lead-halide perovskites have emerged as an excellent class of photovoltaic materials. Recent reports suggest that the organic molecular cation is…”
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    Journal Article
  2. 2

    Intervalley scattering by acoustic phonons in two-dimensional MoS2 revealed by double-resonance Raman spectroscopy by Carvalho, Bruno R., Wang, Yuanxi, Mignuzzi, Sandro, Roy, Debdulal, Terrones, Mauricio, Fantini, Cristiano, Crespi, Vincent H., Malard, Leandro M., Pimenta, Marcos A.

    Published in Nature communications (09-03-2017)
    “…Double-resonance Raman scattering is a sensitive probe to study the electron-phonon scattering pathways in crystals. For semiconducting two-dimensional…”
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    Journal Article
  3. 3

    Charge-Transfer Mechanism in Graphene-Enhanced Raman Scattering by Ling, Xi, Moura, L. G, Pimenta, Marcos A, Zhang, Jin

    Published in Journal of physical chemistry. C (29-11-2012)
    “…In the chemical enhancement mechanism for Raman scattering, the two types of charge-transfer models, the excited-state and the ground-state charge-transfer…”
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  4. 4

    Comparative Study of Raman Spectroscopy in Graphene and MoS2‑type Transition Metal Dichalcogenides by Pimenta, Marcos A, del Corro, Elena, Carvalho, Bruno R, Fantini, Cristiano, Malard, Leandro M

    Published in Accounts of chemical research (20-01-2015)
    “…Raman spectroscopy is one of the most powerful experimental tools to study graphene, since it provides much useful information for sample characterization. In…”
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  5. 5

    Excited Excitonic States in 1L, 2L, 3L, and Bulk WSe2 Observed by Resonant Raman Spectroscopy by del Corro, Elena, Terrones, Humberto, Elias, Ana, Fantini, Cristiano, Feng, Simin, Nguyen, Minh An, Mallouk, Thomas E, Terrones, Mauricio, Pimenta, Marcos A

    Published in ACS nano (23-09-2014)
    “…Resonant Raman spectroscopy (RRS) is a very useful tool to study physical properties of materials since it provides information about excitons and their…”
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    Journal Article
  6. 6

    Visible Out-of-plane Polarized Luminescence and Electronic Resonance in Black Phosphorus by Schué, Léonard, Goudreault, Félix A, Righi, Ariete, Resende, Geovani C, Lefebvre, Valérie, Godbout, Émile, Tie, Monique, Ribeiro, Henrique B, Heinz, Tony F, Pimenta, Marcos A, Côté, Michel, Francœur, Sébastien, Martel, Richard

    Published in Nano letters (13-04-2022)
    “…Black phosphorus (BP) is unique among layered materials because of its homonuclear lattice and strong structural anisotropy. While recent investigations on…”
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  7. 7

    Ultrasensitive molecular sensor using N-doped graphene through enhanced Raman scattering by Feng, Simin, Dos Santos, Maria Cristina, Carvalho, Bruno R, Lv, Ruitao, Li, Qing, Fujisawa, Kazunori, Elías, Ana Laura, Lei, Yu, Perea-López, Nestor, Endo, Morinobu, Pan, Minghu, Pimenta, Marcos A, Terrones, Mauricio

    Published in Science advances (01-07-2016)
    “…As a novel and efficient surface analysis technique, graphene-enhanced Raman scattering (GERS) has attracted increasing research attention in recent years. In…”
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    Journal Article
  8. 8

    Third and fourth optical transitions in semiconducting carbon nanotubes by Araujo, Paulo T, Doorn, Stephen K, Kilina, Svetlana, Tretiak, Sergei, Einarsson, Erik, Maruyama, Shigeo, Chacham, Helio, Pimenta, Marcos A, Jorio, Ado

    Published in Physical review letters (09-02-2007)
    “…We have studied the optical transition energies of single-wall carbon nanotubes over broad diameter (0.7-2.3 nm) and energy (1.26-2.71 eV) ranges, using their…”
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  9. 9

    Chemical Vapor Deposition Synthesis of N-, P-, and Si-Doped Single-Walled Carbon Nanotubes by Campos-Delgado, Jessica, Maciel, Indhira O, Cullen, David A, Smith, David J, Jorio, Ado, Pimenta, Marcos A, Terrones, Humberto, Terrones, Mauricio

    Published in ACS nano (23-03-2010)
    “…Here we report the synthesis of single-walled carbon nanotube bundles by chemical vapor deposition in the presence of electron donor elements (N, P, and Si)…”
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  10. 10

    Exciton–Phonon Interactions in Strained Domes of Monolayer MoS2 Studied by Resonance Raman Spectroscopy by Lemos, Jessica S., Blundo, Elena, Polimeni, Antonio, Pimenta, Marcos A., Righi, Ariete

    Published in Nanomaterials (Basel, Switzerland) (07-10-2023)
    “…This work describes a resonance Raman study performed in the domes of monolayer MoS2 using 23 different laser excitation energies covering the visible and…”
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  11. 11

    Direct experimental evidence of exciton-phonon bound states in carbon nanotubes by PLENTZ, Flavio, RIBEIRO, Henrique B, JORIO, Ado, STRANO, Michael S, PIMENTA, Marcos A

    Published in Physical review letters (09-12-2005)
    “…We present direct experimental observation of exciton-phonon bound states in the photoluminescence excitation spectra of isolated single-walled carbon…”
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  12. 12

    Symmetry-dependent exciton-phonon coupling in 2D and bulk MoS2 observed by resonance Raman scattering by Carvalho, Bruno R, Malard, Leandro M, Alves, Juliana M, Fantini, Cristiano, Pimenta, Marcos A

    Published in Physical review letters (03-04-2015)
    “…This work describes a resonance Raman study performed on samples with one, two, and three layers (1L, 2L, 3L), and bulk MoS2, using more than 30 different…”
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  13. 13

    Dramatic increase in the Raman signal of functional groups on carbon nanotube surfaces by Andrada, Daniel M., Vieira, Henriete S., Oliveira, Marcela M., Santos, Adelina P., Yin, LiChang, Saito, Riichiro, Pimenta, Marcos A., Fantini, Cristiano, Furtado, Clascídia A.

    Published in Carbon (New York) (01-05-2013)
    “…Raman spectra of octadecylamine (ODA) molecules covalently bound to the surface of single walled carbon nanotubes were obtained by varying the laser excitation…”
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  14. 14

    Multiple-excitation study of the double-resonance Raman bands in rhombohedral graphite by Ramos, Sergio L.L.M., Pimenta, Marcos A., Champi, Ana

    Published in Carbon (New York) (01-07-2021)
    “…The double-resonance (DR) Raman process is a signature of all sp2 carbon material and provide fundamental information of the electronic structure and phonon…”
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  15. 15

    Raman spectroscopy in black phosphorus by Ribeiro, Henrique B., Pimenta, Marcos A., de Matos, Christiano J.S.

    Published in Journal of Raman spectroscopy (01-01-2018)
    “…In this article, we review the current status of Raman spectroscopy in orthorhombic black phosphorus (BP) (for simplicity, henceforth, referred to as BP). BP…”
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  16. 16

    Unusual Angular Dependence of the Raman Response in Black Phosphorus by Ribeiro, Henrique B, Pimenta, Marcos A, de Matos, Christiano J. S, Moreira, Roberto Luiz, Rodin, Aleksandr S, Zapata, Juan D, de Souza, Eunézio A. T, Castro Neto, Antonio H

    Published in ACS nano (28-04-2015)
    “…Anisotropic materials are characterized by a unique optical response, which is highly polarization-dependent. Of particular interest are layered materials…”
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  17. 17

    Nonlinear Dark-Field Imaging of One-Dimensional Defects in Monolayer Dichalcogenides by Carvalho, Bruno R, Wang, Yuanxi, Fujisawa, Kazunori, Zhang, Tianyi, Kahn, Ethan, Bilgin, Ismail, Ajayan, Pulickel M, de Paula, Ana M, Pimenta, Marcos A, Kar, Swastik, Crespi, Vincent H, Terrones, Mauricio, Malard, Leandro M

    Published in Nano letters (08-01-2020)
    “…One-dimensional defects in two-dimensional (2D) materials can be particularly damaging because they directly impede the transport of charge, spin, or heat and…”
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  18. 18

    Electron and phonon renormalization near charged defects in carbon nanotubes by Anderson, Neil, Novotny, Lukas, Jorio, Ado, Maciel, Indhira O, Pimenta, Marcos A, Hartschuh, Achim, Qian, Huihong, Terrones, Mauricio, Terrones, Humberto, Campos-Delgado, Jessica, Rao, Apparao M

    Published in Nature materials (01-11-2008)
    “…Owing to their influence on electrons and phonons, defects can significantly alter electrical conductance, and optical, mechanical and thermal properties of a…”
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  19. 19

    The Kataura plot over broad energy and diameter ranges by Jorio, Ado, Araujo, Paulo T., Doorn, Stephen K., Maruyama, Shigeo, Chacham, Helio, Pimenta, Marcos A.

    Published in Physica Status Solidi (b) (01-11-2006)
    “…The theoretical plot presenting the optical transition energies for carbon nanotubes as a function of tube diameter was proposed in 1999 and became the most…”
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    Journal Article Conference Proceeding
  20. 20

    Giant Valley Zeeman Splitting in Vanadium-Doped WSe2 Monolayers by Sousa, Frederico B, Matos, Matheus J S, Carvalho, Bruno R, Liu, Mingzu, Ames, Alessandra, Zhou, Da, Resende, Geovani C, Yu, Zhuohang, Lafeta, Lucas, Pimenta, Marcos A, Terrones, Mauricio, Teodoro, Marcio D, Chacham, Helio, Malard, Leandro M

    “…2D dilute magnetic semiconductors (DMS) based on transition metal dichalcogenides (TMD) offer an innovative pathway for advancing spintronic technologies,…”
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