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F Vialla

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Articles 8
Citations 143
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Recent Articles
1.
Bousquet J, Bourret R, Camuzat T, Auge P, Bringer J, Nogues M, et al.
J Frailty Aging . 2016 Nov; 5(4):233-241. PMID: 27883170
The Région Languedoc Roussillon is the umbrella organisation for an interconnected and integrated project on active and healthy ageing (AHA). It covers the 3 pillars of the European Innovation Partnership...
2.
Massicotte M, Schmidt P, Vialla F, Watanabe K, Taniguchi T, Tielrooij K, et al.
Nat Commun . 2016 Jul; 7:12174. PMID: 27412308
Finding alternative optoelectronic mechanisms that overcome the limitations of conventional semiconductor devices is paramount for detecting and harvesting low-energy photons. A highly promising approach is to drive a current from...
3.
Vialla F, Delport G, Chassagneux Y, Roussignol P, Lauret J, Voisin C
Nanoscale . 2016 Jan; 8(4):2326-32. PMID: 26750737
We report on the spontaneous non-covalent functionalization of carbon nanotubes with hydrophobic porphyrin molecules in micellar aqueous solution. By monitoring the species concentrations with optical spectroscopies, we can follow the...
4.
Massicotte M, Schmidt P, Vialla F, Schadler K, Reserbat-Plantey A, Watanabe K, et al.
Nat Nanotechnol . 2015 Oct; 11(1):42-6. PMID: 26436565
Two-dimensional crystals such as graphene and transition-metal dichalcogenides demonstrate a range of unique and complementary optoelectronic properties. Assembling different two-dimensional materials in vertical heterostructures enables the combination of these properties...
5.
Brunel D, Berthou S, Parret R, Vialla F, Morfin P, Wilmart Q, et al.
J Phys Condens Matter . 2015 Apr; 27(16):164208. PMID: 25835486
We report on electron cooling power measurements in few-layer graphene excited by Joule heating by means of a new setup combining electrical and optical probes of the electron and phonon...
6.
Vialla F, Chassagneux Y, Ferreira R, Roquelet C, Diederichs C, Cassabois G, et al.
Phys Rev Lett . 2014 Aug; 113(5):057402. PMID: 25126935
At low temperature the photoluminescence of single-wall carbon nanotubes show a large variety of spectral profiles ranging from ultranarrow lines in suspended nanotubes to broad and asymmetrical line shapes that...
7.
Colombier L, Selles J, Rousseau E, Lauret J, Vialla F, Voisin C, et al.
Phys Rev Lett . 2012 Dec; 109(19):197402. PMID: 23215424
We report the observation of the biexciton in semiconducting single-wall carbon nanotubes by means of nonlinear optical spectroscopy. Our measurements reveal the universal asymmetric line shape of the Fano resonance...
8.
Betz A, Vialla F, Brunel D, Voisin C, Picher M, Cavanna A, et al.
Phys Rev Lett . 2012 Sep; 109(5):056805. PMID: 23006198
We have investigated the energy loss of hot electrons in metallic graphene by means of GHz noise thermometry at liquid helium temperature. We observe the electronic temperature T ∝ V...