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Wednesday, July 29, 2020 | History

1 edition of Correlation Effects in Low-Dimensional Electron Systems found in the catalog.

Correlation Effects in Low-Dimensional Electron Systems

Proceedings of the 16th Taniguchi Symposium Kashikojima, Japan, October 25-29, 1993

by Ayao Okiji

  • 366 Want to read
  • 21 Currently reading

Published by Springer Berlin Heidelberg in Berlin, Heidelberg .
Written in English

    Subjects:
  • Quantum theory,
  • Engineering,
  • Physics

  • About the Edition

    Correlation Effects in Low-Dimensional Electron Systems describes recent developments in theoretical condensed-matter physics, emphasizing exact solutions in one dimension including conformal-field theoretical approaches, the application of quantum groups, and numerical diagonalization techniques. Various key properties are presented for two-dimensional, highly correlated electron systems.

    Edition Notes

    Statementedited by Ayao Okiji, Norio Kawakami
    SeriesSpringer Series in Solid-State Sciences -- 118, Springer series in solid-state sciences -- 118.
    ContributionsKawakami, Norio
    Classifications
    LC ClassificationsQC173.96-174.52
    The Physical Object
    Format[electronic resource] :
    Pagination1 online resource (xi, 215 pages 37 illustrations).
    Number of Pages215
    ID Numbers
    Open LibraryOL27027562M
    ISBN 103642851312, 3642851290
    ISBN 109783642851315, 9783642851292
    OCLC/WorldCa851374818

    Exchange and correlation effects on drag in low density electron bilayers: Coulomb and virtual-optical-phonon-mediated electron–electron interaction. Physica E: Low-dimensional Systems and Nanostructures, Vol. 34, Issue. , p. The 8th international Conference “New Generation in Strongly Correlated Electrons Systems” will be held at ICFO, Barcelona, September , The aim of the conference is to review the state of the art and new trends in the theoretical understanding and experimental investigation of strongly correlated electron systems.

      Topics covered: Electron correlation and unusual quantum effects - Oxide heterostructures and interfaces - Multiferrroics, spintronics, ferroelectrics and flexoelectrics - Processing in nanotechnology - Advanced characterization techniques - Superionic conductors, thermoelectrics, photovoltaics - Chip architectures and computational concepts. In a nanoscaled material, effectively reduced dimensionality of the electron system yields enhanced quantum effects and increased correlation effects due to the reduction of available phase space. The low dimensional materials the Kim group is working on include 2-dimensional mesoscopic crystals, 1-dimensional nanowires and nanotubes, and.

      Emergent phenomena are common in condensed matter. Their study now extends beyond strongly correlated electron systems, giving rise to the broader concept of quantum materials. Correlation Effects in Low-Dimensional Electron Systems 作者: Okiji, A./ Kawakami, N. (EDT) 定价: ISBN: 豆瓣评分.


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Correlation Effects in Low-Dimensional Electron Systems by Ayao Okiji Download PDF EPUB FB2

: Correlation Effects in Low-Dimensional Electron Systems: Proceedings of the 16th Taniguchi Symposium Kashikojima, Japan, October(Springer Series in Solid-State Sciences) (): Okiji, A.: BooksFormat: Paperback.

Correlation Effects in Low-Dimensional Electron Systems describes recent developments in theoretical condensed-matter physics, emphasizing exact solutions in one dimension including conformal-field theoretical approaches, the application of quantum groups, and numerical diagonalization techniques.

Various key properties are presented for two-dimensional, highly correlated electron systems. Correlation Effects in Low-Dimensional Electron Systems describes recent developments in theoretical condensed-matter physics, emphasizing exact solutions in one dimension including conformal-field theoretical approaches, the application of quantum groups.

Request PDF | Correlation effects in low dimensional electron systems: The electron-hole bilayer | We review recent progress in the area of low-dimensional electrons, which has been made possible.

Correlation effects in low dimensional electron systems: the electron‐hole bilayer. Correlation Effects in Low-Dimensional Electron Systems 作者: Okiji, Ayao; Kawakami, Norio; 副标题: Proceedings of the 16th Taniguchi Symposium, Kashikojima, Japan, October页数: ISBN: The main activity of this group is addressed to the study of phase diagrams, quantum phase transitions, electron-pair correlation functions, and effective electron-electron interactions in systems of electrons having dimensionality D = 3, 2, and D = of the electron-electron interaction effects in simple metals and semiconductors can be understood by reference to the homogeneous electron.

We investigate the effect of many-body electronic correlations on spin Coulomb drag (SCD) beyond the random phase approximation (RPA). We make use of. This refers, in particular, to electron--electron and electron-phonon interactions.

Even within the limit of a weak coupling con­ stant electron--electron correlations produce an energy gap in the spectrum of one-dimensional metals implying a Mott transition from metal to semiconductor state.

In all these cases perturbation theory is inapplicable. term “electron correlation energy” is usually defined as the difference between the exact nonrelativistic energy of the system and the Hartree-Fock (HF) energy Electron correlation is critical for the accurate and quantitative evaluation of molecular energies.

Electron correlation effects, as defined above, are clearly not directly. Get this from a library. Correlation effects in low-dimensional electron systems: proceedings of the 16th Taniguchi symposium, Kashikojima, Japan, October[A Okiji; N Kawakami;].

A characteristic quantity for strongly correlated systems is the ratio of the local Coulomb interaction, the Hubbard-U, and the bandwidth W.

While it is small for ordinary materials, the ratio is about or even greater than 1 for systems with strong correlations. Typical representatives have partially lled d- or f-electron bands, where the. Electron correlation effects on the other hand, in the presence of an antidot potential, the degeneracy of the states of the non-interacting systems is lifted and the system is in the spin-unpolarized state which produces a high potential.

This book deals with the electronic and optical properties of two low-dimensional systems: quantum. Interplay of randomness, electron correlation, and dimensionality effects in weakly-coupled half-filled Hubbard chains with weak quenched random potentials is also studied.

We also discuss some 2D electron systems where the two-loop renormalization-group procedure is well defined and works. Strongly correlated materials are a wide class of heavy fermion compounds that include insulators and electronic materials, and show unusual (often technologically useful) electronic and magnetic properties, such as metal-insulator transitions, half-metallicity, and spin-charge essential feature that defines these materials is that the behavior of their electrons or spinons.

The book concludes with an account of the electron distribution function in three- two- and one-dimensional systems, in the presence of electrical or optical excitation.

Low-dimensional systems: quantum size effects and electronic properties of semiconductor microcrystallites (zero-dimensional systems) and some quasi-two-dimensional systems.

Advances in Physics: Vol. 42, No. 2, pp. Low-dimensional systems have always deserved attention due to the peculiarity of their physics, which is different from or even at odds with three-dimensional expectations. This is precisely the case for many-body effects, as electron–electron correlation or electron–phonon coupling are behind many intriguing problems in condensed matter.

(). Low-dimensional systems: Quantum size effects and electronic properties of semiconductor microcrystallites (zero-dimensional systems) and some quasi-two-dimensional systems. Advances in Physics: Vol. 51, No. 2, pp. In this paper, we present a theoretical investigation as a function of temperature of a critical anomaly find in InAlAs hetero-structure of two-dimensional electron gas.

This study has shown the presence of a large and continuous anomaly. This anomaly is explained through a theory based on the general assumption.

The present theoretical research is based essentially on the characteristic of. Electron-electron correlation effects in low-dimensional conductors and semiconductors. Berlin ; New York: Springer-Verlag, © (OCoLC) Material Type: Conference publication: Document Type: Book: All Authors / Contributors: A A Ovchinnikov; I I Ukrainskii; Instytut teoretychnoï fizyky (Akademii︠a︡ nauk Ukraïnsʹkoï RSR).

This site uses cookies. By continuing to use this site you agree to our use of cookies. To find out more, see our Privacy and Cookies y and Cookies policy.The NATO sponsored Advanced Research Workshop on "Concepts in Electron Correlation" took place on the Croatian island of Hvar during the period from the 29th of September to the 3rd of October, The topic of electron correlation is a fundamental one in the field of condensed matter, and one.