研究领域

materials chemistry carbon nanotubes graphene electron spectroscopy electrical and optical properties

Professor Martel and his group study various electrically active nanostructures so as to better understand phenomena linked to surfaces and interfaces, such as charge transfer and electrical conduction.

近期论文

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F. Lapointe, B. Rousseau, V. Aymong, M. Nguyen, M. Biron, E. Gaufrès, S. Choubak, Z. Han, V. Bouchiat, P. Desjardins, M. C?té and R. Martel, Phonon-disorder valley scattering modulation of optical transparency in graphene, J. Phys. Chem C (2017), DOI: 10.1021/acs.jpcc.7b01386. A.-L. Phaneuf-L’Heureux, A. Favron, P. Lavoie, P. Desjardins, R. Leonelli, R. Martel, and S. Francoeur, Polarization-resolved Raman spectroscopy of bulk-like and Davydov-induced vibrational modes of atomically-thin black phosphorus, NanoLetters, 16, 7761-7767 (2016). E. Gaufrès, N. Y-W. Tang, A. Favron, C. Allard, F. Lapointe, V. Jourdain, S. Tahir, C. N. Brosseau, R. Leonelli and R. Martel, Aggregation Control of α-Sexithiophene Via Isothermal Encapsulation Inside Single-Walled Carbon Nanotubes, ACS Nano 10, 10220-10226 (2016). M. AbdelGhany, F. Mahvash, M. Mukhopadhyay, A. Favron, R. Martel, M. Siaj, and T. Szkopek, Suspended graphene variable capacitor, 2D Mater. 3 041005 (2016). B. Ghane-Motlagh, T. Javanbakht, F. Shoghi, K. J. Wilkinson, R. Martel, and M. Sawan, Physicochemical properties of peptide-conjugated microelectrode arrays and their in vitro effects on neuroblast cells, Mat. Sci. and Eng. C 68 642-650 (2016). DOI: 10.1016/j.msec.2016.06.045 M. Fortin-Deschênes, P. Lévesque, R. Martel, O. Moutanabbir, Dynamics and mechanisms of exfoliated black phosphorus sublimation, J. Phys. Chem. Lett. 7, 1667-1674 (2016). DOI: 10.1021/acs.jpclett.6b00584 N. Hemsworth, F. Mahvash, P. L. Lévesque, M. Siaj, R. Martel, and T. Szkopek, Measurement of electronic heat dissipation in highly disordered graphene, Phys. Rev. B Rapid Communication, 92, 241411(R) (2015). H. A. Hafez , P. L. Lévesque, I. Al-Naib, M. M. Dignam , X. Chai , S. Choubak, P. Desjardins, R. Martel, T. Ozaki, Intense terahertz field effects on photoexcited carrier dynamics in gated graphene, Appl. Phys. Lett. 107, 251903 (2015). H. Razavipour, W. Yang, A. Guermoune, M. Hilke, and D. G. Cooke, I. Al-Naib, M. M. Dignam, F. Blanchard, H. A. Hafez, X. Chai, D. Ferachou, T. Ozaki, P. Lévesque and R. Martel, High field response of gated graphene at THz frequencies Phys. Rev. B 92, 245421 (2015). K. Bennaceur, J. Guillemette, P. L. Lévesque, N. Cottenye, F. Mahvash, N. Hemsworth, A. Kumar, Y. Murata, S. Heun, M. O. Goerbig, C. Proust, M. Siaj, R. Martel, G. Gervais, and T. Szkopek, Measurement of Topological Berry Phase in Highly Disordered Graphene, Phys. Rev. B 92, 5410 (2015). R. M. Jacobberger, B. Kiraly, M. Fortin-Deschenes, P. L. Levesque, K. M. McElhinny, R. R. Delgado, S. S. Roy, A. Mannix, M. G. Lagally, P. G. Evans, P. Desjardins, R. Martel, M. C. Hersam, N. P. Guisinger, M. S. Arnold, Direct oriented growth of armchair graphene nanoribbons on germanium, Nat. Comm. 6, 8006-8014 (2015). V. Tayari, N. Hemsworth, I. Fakih, A. Favron, E. Gaufrès, G. Gervais, R. Martel and T. Szkopek, Two-Dimensional Magnetotransport in a Black Phosphorus Naked Quantum Well, Nat. Comm. 6, 7702-7707 (2015) DOI: 10.1038/ncomms8702. R. M. Jacobberger, P. L. Levesque, F. Xu, M.-Y. Wu, S. Choubak, P. Desjardins, R. Martel, M. S. Arnold, Tailoring the Growth Rate and Surface Facet for Synthesis of High-Quality Continuous Graphene Films from CH4 at 750 °C via Chemical Vapor Deposition, J. Phys. Chem. C, 119, 11516-11523 (2015). DOI: 10.1021/jp5116355 A. Favron, E. Gaufrès, F. Fossard, P.L. Lévesque, A-L. Phaneuf-L'Heureux, N. Y-W. Tang, A. Loiseau, R. Leonelli, S. Francoeur, R. Martel, Exfoliating pristine black phosphorus down to the monolayer: photo-oxidation and electronic confinement effects, Nature Materials, 14, 826-832 (2015), DOI: 10.1038/NMAT4299. D. Bouilly, J. L. Janssen,, J. Cabana, M. C?té, and R. Martel, Graft-Induced Midgap States in Functionalized Carbon Nanotubes, ACS Nano, 9(3), 2626-2673 (2015). doi:10.1021/nn506297z.