Darwin's incomplete idea : Wittgenstein, language, our place in nature and our responsibility for the environment / / Gunnar Odhner

• Record Nr.: UNINA9910810680303321
• Autore: Odhner Gunnar
• Pubbl/distr/stampa: Wilmington, [Delaware] : , : Vernon Press, , 2016; ©2016
• ISBN: 1-62273-144-1
• Descrizione fisica: 1 online resource (156 pages)
• Disciplina: 576.801
• Soggetti: Evolution (Biology) - Philosophy
• Lingua di pubblicazione: Inglese
• Formato: Materiale a stampa
• Livello bibliografico: Monografia
• Nota di bibliografia: Includes bibliographical references and index.

Bose-Einstein condensates : theory, characteristics, and current research / / Paige E. Matthews, editor

• Record Nr.: UNINA9910964244503321
• Pubbl/distr/stampa: New York, : Nova Science Publishers, c2010
• ISBN: 1-61728-736-9
• Edizione: [1st ed.]
• Descrizione fisica: 1 online resource (277 p.)
• Collana: Physics research and technology
• Altri autori (Persone): MatthewsPaige E
• Disciplina: 530.4/2
• Soggetti: Bose-Einstein condensation; Condensation
• Lingua di pubblicazione: Inglese
• Formato: Materiale a stampa
• Livello bibliografico: Monografia
• Note generali: Description based upon print version of record.
• Nota di bibliografia: Includes bibliographical references and index.
• Nota di contenuto: ""BOSE EINSTEIN CONDENSATES:THEORY, CHARACTERISTICSAND CURRENT RESEARCH""; ""PHYSICS RESEARCH AND TECHNOLOGY""; ""CONTENTS""; ""PREFACE""; ""NEW APPROACH TO SPINOR BOSE-EINSTEINCONDENSATES""; ""Abstract""; ""1. Introduction""; ""2. General Formalism for the Spin Dynamics""; ""2.1. Overview""; ""2.2. Spin Representations of a Quantum 2-States System""; ""2.3. The Canonical Variables""; ""2.4. A Consequence of the Ehrenfest Theorem""; ""3. Spin Dynamics of the 2-states Bose-Einstein Condensate""; ""3.1. Basic Equations""; ""3.2. The Zero-Temperature Case: Deterministic Behavior""; ""3.2.1. Constant Magnetic Field along an Axis Perpendicular to the z-Direction""""3.2.2. The Rotating Transverse Magnetic Field""; ""3.2.3. The Modulated Transverse Magnetic Field""; ""3.3. The Finite-Temperature Case: Stochastic Behavior""; ""3.3.1. The Fokker-Planck Equation""; ""3.3.2. Derivation of the Fokker-Planck Equation Using the Functional Integral Approach""; ""4. Spin Dynamics of aMulti-component Bose-Einstein Condensate:Tunneling Phenomena""; ""4.1. Basic Equations""; ""4.2. Tunneling Rate""; ""4.3. Specific Examples of Tunneling""; ""4.3.1. Model(I)""; ""4.3.2. Model(II)""; ""5. Conclusion""""Appendix A""; ""References""; ""QUANTUM INTERFERENCE IN THETIME-OF-FLIGHT DISTRIBUTION FOR ATOMICBOSE-EINSTEIN CONDENSATES""; ""Abstract""; ""1. Introduction""; ""2. Interference in the Quantum Time-of-flight ; Distribution forBose-Einstein Condensate""; ""2.1. Vertical Setup""; ""2.2. Horizontal Setup""; ""3. Numerical Results and Discussions""; ""4. Summary and Conclusion""; ""Acknowledgments""; ""References""; ""ON THE DYNAMICS OF NONCONSERVATIVEBOSE-EINSTEIN CONDENSATES IN TRAPPEDDILUTE GASES""; ""Abstract""; ""1. Nonconservative Bose-Einstein Condensates""; ""2. The Mean-field Approach""""3. Techniques for the Resolution of Nonlinear SchrÂ?odingerEquations""; ""3.1. Time Independent Variational Approach""; ""3.2. Time Dependent Variational Approach""; ""3.3. Numerical Methods""; ""4. Unharmonic Trapping Potentials""; ""5. Nonlinear Phenomena in Bose-Einstein Condensates""; ""5.1. Liquid-Gas Phase Transition in Nonconservative Bose-Einstein Condensates""; ""5.2. Spatiotemporal Chaos in Bose-Einstein Condensates""; ""5.3. Autosolitons in Bose-Einstein Condensates""; ""5.4. Coherent Dimer Formation Near Feshbach Resonances in Bose-EinsteinCondensates""""6. Stability of Nonconservative Bose-Einstein Condensates""; ""7. Final Remarks""; ""References""; ""ELLIPTIC VORTICES IN SELF-ATTRACTIVEBOSE-EINSTEIN CONDENSATES""; ""Abstract""; ""1. Introduction""; ""2. The Model and Numerical Analysis for the Vortex Solitons""; ""3. Conclusion""; ""References""; ""CLASSICAL ELECTRODYNAMICS ANALOGYOF TWO-DIMENSIONAL BOSE-EINSTEINCONDENSATES""; ""Abstract""; ""1. Introduction""; ""2. Two-dimensional BEC""; ""3. Mapping onto Electrodynamics""; ""4. Conservation of Energy""
• Sommario/riassunto: This text gathers and presents research in this field including a new approach to Spinor Bose-Einstein condensates, elliptic vortices in self-attractive Bose-Einstein condensates and matter wave dark solitions in optical superlatices.