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19952026
most citedUniaxial Strain in Graphene by Raman Spectroscopy: G peak splitting, Gruneisen Parameters and Sample Orientation

2k citations

Showing 2013 · cond-mat.mtrl-sciShow all

6 papers · 2 filters

cond-mat.mtrl-sci2013★ 87 cited

Assembly-mediated Interplay of Dipolar Interactions and Surface Spin Disorder in Colloidal Maghemite Nanoclusters

A. Kostopoulou, K. Brintakis, M. Vasilakaki +5

Controlled assembly of single-crystal, colloidal maghemite nanoparticles is facilitated via a high-temperature polyol-based pathway. Structural characterization shows that size-tun…

cond-mat.mtrl-sci2013★ 3 cited

Enhanced surface plasmon polariton propagation induced by active dielectrics

C. Athanasopoulos, M. Mattheakis, G. P. Tsironis

We present numerical simulations for the propagation of surface plasmon polaritons in a dielectric-metal-dielectric waveguide using COMSOL multiphysics software. We show that the u…

cond-mat.mtrl-sci2013

Nonlinear Localization in Metamaterials

N. Lazarides, G. P. Tsironis

Metamaterials, i.e., artificially structured ("synthetic") media comprising weakly coupled discrete elements, exhibit extraordinary properties and they hold a great promise for nov…

cond-mat.mtrl-sci2013★ 50 cited

The influence of ultrafast temporal energy regulation on the morphology of Si surfaces through femtosecond double pulse laser irradiation

M. Barberoglou, G. D. Tsibidis, D. Gray +4

The effect of ultrashort laser-induced morphological changes upon irradiation of silicon with double pulse sequences is investigated under conditions that lead to mass removal. The…

cond-mat.mtrl-sci2013★ 29 cited

Colloidal Anisotropic ZnO-Fe@FexOy Nanoarchitectures with Interface-Mediated Exchange-Bias and Band-Edge Ultraviolet Fluorescence

Athanasia Kostopoulou, Franck Thétiot, Ioannis Tsiaoussis +3

Hybrid nanocrystals (HNCs), based on ZnO nanorods (NRs) decorated with magnetic Fe-based domains, were synthesized via a colloidal seeded-growth method. The approach involved heter…

cond-mat.mtrl-sci2013★ 49 cited

Residual strain and piezoelectric effects in passivated GaAs/AlGaAs core-shell nanowires

Moïra Hocevar, Le Thuy Thanh Giang, Rudeesun Songmuang +5

We observe a systematic red shift of the band-edge of passivated GaAs/Al0.35Ga0.65As core-shell nanowires with increasing shell thickness up to 100 nm. The shift is detected both i…