Search for dissertations about: "Electron transport"

Showing result 16 - 20 of 570 swedish dissertations containing the words Electron transport.

  2. 16. Non-Orthogonality and Electron Correlations in Nanotransport : Spin- and Time-Dependent Currents

    Author : Jonas Fransson; Antti-Pekka Jauho; Uppsala universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Physics; non-orthogonality; non-equilibrium; transport; nanosystem; quantum dot; spin-dependent; renormalization; Green function; diagram technique; many-body states; Hubbard operator; electron correlations; time-dependent; Fysik; icke-ortogonal; icke-jämvikt; transport; nanosystem; kvantprick; spinberoende; renormering; Green-funktion; diagramteknik; mångkropparstillstånd; Hubbadoperator; elektronkorrelationer; tidsberoende; Physics; Fysik; Fysik; Physics;

    Abstract : The concept of the transfer Hamiltonian formalism has been reconsidered and generalized to include the non-orthogonality between the electron states in an interacting region, e.g. quantum dot (QD), and the states in the conduction bands in the attached contacts. READ MORE

  4. 17. Electrochemical Characterizations of Conducting Redox Polymers : Electron Transport in PEDOT/Quinone Systems

    Author : Mia Sterby; Martin Sjödin; Maria Strömme; Rikard Emanuelsson; Adolf Gogoll; Robert Hillman; Uppsala universitet; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Conducting Redox Polymer; PEDOT; Quinone; Charge transport; Conductivity; Organic Battery; Engineering Science with specialization in Nanotechnology and Functional Materials; Teknisk fysik med inriktning mot nanoteknologi och funktionella material;

    Abstract : Organic electrode materials for rechargeable batteries have caught increasing attention since they can be used in new innovative applications such as flexible electronics and smart fabrics. They can provide safer and more environmentally friendly devices than traditional batteries made from metals. READ MORE

  5. 18. Turbulent impurity transport in tokamaks

    Author : Albert Mollén; Chalmers tekniska högskola; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; gyrokinetic; tokamak; impurity; poloidal asymmetry.; turbulence; transport; fusion plasma physics;

    Abstract : Nuclear fusion is foreseen as one of the options for future energy production. One of the remaining scientific challenges for establishing the physics basis of future magnetic fusion reactors is to find scenarios where the impurity content in the core can be kept low. READ MORE

  6. 19. Computational Studies of 2D Materials : Application to Energy Storage and Electron Transport in Nanoscale Devices

    Author : Vivekanand Shukla; Rajeev Ahuja; Anton Grigoriev; Sudip Chakraborty; Kristian Sommer Thygesen; Uppsala universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; Density functional theory; Non-equilibrium Green s function; 2D materials; Energy storage; Electron transport;

    Abstract : The field of two-dimensional (2D) layered materials provides a new platform for studying diverse physical phenomena that are scientifically interesting and relevant for technological applications. Novel applications in electronics and energy storage harness the unique electronic, optical, and mechanical properties of 2D materials for design of crucial components. READ MORE

  7. 20. Electron transport and energy conservation : a study of the coupling mechanism in oxidative phosphorylation and related reactions in submitochondrial particles

    Author : Ivar Vallin; Stockholms universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES;

    Abstract : .... READ MORE