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Nanophysics : coherence and transport : École d'Été de Physique des Houches : Session LXXXI : 28 June-30 July, 2004, Euro Summer School, Nato Advanced Study Institute, Ecole Thematique du CNRS / edited by H. Bouchiat [and others].

By: (81st : Ecole d'été de physique théorique (Les Houches, Haute-Savoie, France) (81st : 2004 : Les Houches, Haute-Savoie, France)Contributor(s): Bouchiat, HélèneMaterial type: TextTextSeries: Les HouchesPublication details: Amsterdam ; San Diego, Calif. : Elsevier, ©2005. Edition: 1st edDescription: 1 online resource (xxxii, 607 pages) : illustrationsContent type: text Media type: computer Carrier type: online resourceISBN: 9780080461243; 0080461247; 9780444520548; 0444520546; 1280638516; 9781280638510; 9786610638512; 6610638519Other title: Les Houches 2004 session LXXXISubject(s): Nanoscience -- Congresses | Physics -- Congresses | Nanotechnology -- Congresses | Nanostructures -- Congresses | Nanosciences -- Congrès | Physique -- Congrès | Nanotechnologie -- Congrès | Nanostructures -- Congrès | TECHNOLOGY & ENGINEERING -- Nanotechnology & MEMS | Nanoscience | Nanostructures | Nanotechnology | PhysicsGenre/Form: Electronic books. | Conference papers and proceedings. | Electronic books. Additional physical formats: Print version:: Nanophysics.DDC classification: 620/.5 LOC classification: QC176.8.N35 | E28 2004ebOnline resources: Click here to access online
Contents:
Cover Lecturers Seminar speakers Participants Preface Contents Fundamental aspects of electron correlations and quantum transport in one-dimensional systems -Introduction -Non-Fermi liquid features of Fermi liquids: 1D physics in higher dimensions --Long-range effective interaction --1D kinematics in higher dimensions --Infrared catastrophe -Dzyaloshinskii-Larkin solution of the Tomonaga-Luttinger model --Hamiltonian, anomalous commutators, and conservation laws --Reducible and irreducible vertices --Ward identities --Effective interaction --Dyson equation for the Greens function --Solution for the case g2 = g4 --Physical properties -Renormalization group for interacting fermions -Single impurity in a 1D system: scattering theory for interacting fermions --First-order interaction correction to the transmission coefficient --Renormalization group --Electrons with spins --Comparison of bulk and edge tunneling exponents -Bosonization solution --Spinless fermions --Fermions with spin -Transport in quantum wires --Conductivity and conductance --Dissipation in a contactless measurement --Conductance of a wire attached to reservoirs --Spin component of the conductance --Thermal conductance: Fabry-Perrot resonances of plasmons -Polarization bubble for small q in arbitrary dimensionality -Polarization bubble in 1D --Small q --q near 2kF -Some details of bosonization procedure --Anomalous commutators --Bosonic operators --Problem with backscattering -References Impurity in the Tomonaga-Luttinger model: A functional integral approach -Introduction -Functional integral representation -The effective action for the Tomonaga-Luttinger Model -The bosonized action for free electrons -Gauging out the interaction -Tunnelling density of states near a single impurity -Jacobian of the gauge transformation -References Novel phenomena in double layer two-dimensional electron systems -Introduction -Overview of physics in the quantum hall regime --Basics --Quantized hall effects --Double layer systems -Coulomb drag between parallel 2D electron gases --Basic concept --Experimental --Elementary theory of Coulomb drag --Comparison between theory and experiment -Tunneling between parallel two-dimensional electron gases --Ideal 2D-2D tunneling --Lifetime broadening --2D-2D tunneling in a perpendicular magnetic field -Strongly-coupled bilayer 2D electron systems and excitonic superfluidity --Introduction --Quantum hall ferromagnetism --Tunneling and interlayer phase coherence at nuT = 1 --Excitonic superfluidity at nuT = 1 --Detecting excitonic superfluidity -Conclusions -References Many?body theory of non?equilibrium systems -Introduction --Motivation and outline --Closed time contour -Free boson systems --Partition function --Green functions --Keldysh rotation --Keldysh action and causality --Free bosonic fields -Collisions and kinetic equation --Interactions --Saddle point equations --Dyson equation --Self-energy --Kinetic term --Collision integral -Particle in contact with an environment --Quantum dissipative action --Saddle?point equation --Classical limit --Langevin equations --Martin?Siggia?Rose --Thermal activation --Fokker-Planck equation --From Matsubara to Keldysh --Dissipative chains and membranes -Fermions --Free fermion Keldysh action --Keldysh rotation --External fields and sources --Tunneling current --Interactions --Kinetic equation -Disordered fermionic systems --Disorder averaging --Non?linear sigma?model --Usadel equation --Fluctuations --Spectral statistics -Gaussian integration -Single particle quantum mechanics -References Non-linear quantum coherence effects in driven mesoscopic systems -Introduction -Weak Anderson localization in disordered systems --Drude approximation --Beyond Drude approximation --Weak localization correction -Non-linear response to a time-dependent perturbation --General structure of nonlinear response function --Approximation of single photon absorption/emission -Quantum rectification by a mesoscopic ring -Diff.
Summary: The developments of nanofabrication have enabled the design of electronic systems that exhibit spectacular signatures of quantum coherence. Basic concepts and analytical tools needed to understand nanophysics are presented in a series of theoretical fundamental courses.
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Cover Lecturers Seminar speakers Participants Preface Contents Fundamental aspects of electron correlations and quantum transport in one-dimensional systems -Introduction -Non-Fermi liquid features of Fermi liquids: 1D physics in higher dimensions --Long-range effective interaction --1D kinematics in higher dimensions --Infrared catastrophe -Dzyaloshinskii-Larkin solution of the Tomonaga-Luttinger model --Hamiltonian, anomalous commutators, and conservation laws --Reducible and irreducible vertices --Ward identities --Effective interaction --Dyson equation for the Greens function --Solution for the case g2 = g4 --Physical properties -Renormalization group for interacting fermions -Single impurity in a 1D system: scattering theory for interacting fermions --First-order interaction correction to the transmission coefficient --Renormalization group --Electrons with spins --Comparison of bulk and edge tunneling exponents -Bosonization solution --Spinless fermions --Fermions with spin -Transport in quantum wires --Conductivity and conductance --Dissipation in a contactless measurement --Conductance of a wire attached to reservoirs --Spin component of the conductance --Thermal conductance: Fabry-Perrot resonances of plasmons -Polarization bubble for small q in arbitrary dimensionality -Polarization bubble in 1D --Small q --q near 2kF -Some details of bosonization procedure --Anomalous commutators --Bosonic operators --Problem with backscattering -References Impurity in the Tomonaga-Luttinger model: A functional integral approach -Introduction -Functional integral representation -The effective action for the Tomonaga-Luttinger Model -The bosonized action for free electrons -Gauging out the interaction -Tunnelling density of states near a single impurity -Jacobian of the gauge transformation -References Novel phenomena in double layer two-dimensional electron systems -Introduction -Overview of physics in the quantum hall regime --Basics --Quantized hall effects --Double layer systems -Coulomb drag between parallel 2D electron gases --Basic concept --Experimental --Elementary theory of Coulomb drag --Comparison between theory and experiment -Tunneling between parallel two-dimensional electron gases --Ideal 2D-2D tunneling --Lifetime broadening --2D-2D tunneling in a perpendicular magnetic field -Strongly-coupled bilayer 2D electron systems and excitonic superfluidity --Introduction --Quantum hall ferromagnetism --Tunneling and interlayer phase coherence at nuT = 1 --Excitonic superfluidity at nuT = 1 --Detecting excitonic superfluidity -Conclusions -References Many?body theory of non?equilibrium systems -Introduction --Motivation and outline --Closed time contour -Free boson systems --Partition function --Green functions --Keldysh rotation --Keldysh action and causality --Free bosonic fields -Collisions and kinetic equation --Interactions --Saddle point equations --Dyson equation --Self-energy --Kinetic term --Collision integral -Particle in contact with an environment --Quantum dissipative action --Saddle?point equation --Classical limit --Langevin equations --Martin?Siggia?Rose --Thermal activation --Fokker-Planck equation --From Matsubara to Keldysh --Dissipative chains and membranes -Fermions --Free fermion Keldysh action --Keldysh rotation --External fields and sources --Tunneling current --Interactions --Kinetic equation -Disordered fermionic systems --Disorder averaging --Non?linear sigma?model --Usadel equation --Fluctuations --Spectral statistics -Gaussian integration -Single particle quantum mechanics -References Non-linear quantum coherence effects in driven mesoscopic systems -Introduction -Weak Anderson localization in disordered systems --Drude approximation --Beyond Drude approximation --Weak localization correction -Non-linear response to a time-dependent perturbation --General structure of nonlinear response function --Approximation of single photon absorption/emission -Quantum rectification by a mesoscopic ring -Diff.

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The developments of nanofabrication have enabled the design of electronic systems that exhibit spectacular signatures of quantum coherence. Basic concepts and analytical tools needed to understand nanophysics are presented in a series of theoretical fundamental courses.

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