Weak localization in multiterminal networks of diffusive wires
Abstract : We study the quantum transport through networks of diffusive wires connected to reservoirs in [...]
octobre 2004
Direct measurement of the phase coherence length in a GaAs/GaAlAs square network
Abstract : The low temperature magnetoconductance of a large array of quantum coherentloops exhibits Altshuler-Aronov-Spivak oscillations [...]
octobre 2003
Local Friedel sum rule on graphs
Abstract : We consider graphs made of one-dimensional wires connected at vertices and on which may [...]
Charge and current distribution in graphs
Abstract : We consider graphs made of one-dimensional wires connected at vertices, and on which may [...]
août 2002
Scattering theory on graphs (2): the Friedel sum rule
Abstract : We consider the Friedel sum rule in the context of the scattering theory for [...]
octobre 2001
Friedel Oscillations and Charge-density Waves Pinning in Quasi-one-dimensional Conductors: An X-ray Access
Abstract : We present an x-ray diffraction study of the Vanadium-doped blue bronze K0.3(Mo0.972V0.028)O3. At low [...]
Scattering theory on graphs
Abstract : We consider the scattering theory for the Schrödinger operator −\Dc2x+V(x)−\Dcx2+V(x) on graphs made of one-dimensional wires [...]
octobre 2000
Spectral determinant on quantum graphs
Abstract : We study the spectral determinant of the Laplacian on finite graphs characterized by their [...]
octobre 1999
X-Ray Diffraction from Pinned Charge Density Waves
Abstract : We present an x-ray study of doped charge density waves systems. When a 2k_f-charge [...]