Ferroelectricity: From organic conductors to conducting polymers
Abstract : We compare the ferroelectricity for two families of synthetic conductors: the experimentally found ferroelectricity [...]
février 2009
novembre 2008
Electronic and Mechanical Coupling of Carbon Nanotubes: a Tunable Resonant Raman Study on Structurally Identified Systems
Anne Débarre 1 Mathias Kobylko 2 Anne-Marie Bonnot 3 A. Richard 1 V. N. Popov [...]
octobre 2008
Appearance of dislocation arrays in moving or strained charge density waves
Abstract : The charge density wave (CDW) can be strained by applied voltage or by charge [...]
Geometrical dependence of decoherence by electronic interactions in a GaAs/GaAlAs square network
Abstract : We investigate weak localization in metallic networks etched in a two dimensional electron gas [...]
août 2008
On the spectrum of the Laplace operator of metric graphs attached at a vertex — Spectral determinant approach
2008 Abstract : We consider a metric graph GG made of two graphs G1G1 and G2G2 attached at one point. We derive [...]
novembre 2007
Towards correlating Raman excitation profile and electron diffraction of the same single carbon nanotube
M. Kobylko 1 Anne-Marie Bonnot 2 A.R. Hightwalker A. Richard 3 Mathieu Kociak 1 Anne [...]
octobre 2007
Al’tshuler-Aronov correction to the conductivity of a large metallic square network
Abstract : We consider the correction ΔσeeΔσee due to electron-electron interaction to the conductivity of a weakly disordered [...]
août 2007
Dimensional crossover in quantum networks: from macroscopic to mesoscopic Physics
Abstract : We report on magnetoconductance measurements of metallic networks of various sizes ranging from 10 [...]
août 2006
Disorder effects on the charge-density waves structure in V- and W-doped blue bronzes: Friedel oscillations and charge-density wave pinning
Abstract : We present an x-ray diffuse scattering study of the charge-density wave (CDW) structure in [...]
octobre 2005
Functionals of the Brownian motion, localization and metric graphs
Abstract : We review several results related to the problem of a quantum particle in a [...]