Superfluidity and Superconductivity in nucleonic Neutron Stars - PowerPoint PPT Presentation

Aug 30, 2022 •599 likes •1.85k views

Superfluidity and Superconductivity in nucleonic Neutron Stars matter 1. Outline of neutron star structure 2. Origin of Superfluidity and basic properties 3. Elementary excitations : phonon and vortices 3. More microscopic approach

Superfluidity and Superconductivity in nucleonic Neutron Stars matter 1. Outline of neutron star structure 2. Origin of Superfluidity and basic properties 3. Elementary excitations : phonon and vortices 3. More microscopic approach 4. Superfluidity in Fermi systems : basic principes 5. Nuclear matter 6. Superconductivity . The proton component 7. Magnetic field and flux tubes 8. Microscopic theory 9. Basic open questions
Schematic view
A section (schematic) of a neutron star
Natural vortex ring Vortex ring from the vulcan Etna
Calculations in Neutron Matter ( Matsuo 2006 )
The structure of a single vortex line Nygaard et al., PRL 90 (2003) Bogoliubov-De Gennes equations (BCS) Yu & Bulgac, PRL 90 (2003) Energy functional Bulgac and Yu, PRL 91 (2003) En. funct. inspired by Monte-Carlo calculations. Very low density, maybe not relevant for NS (rather for trapped atomic gas)

Recommend

The Equation of State for Nucleonic and Hyperonic Neutron Stars Laura Tols Mario Centelles

The Equation of State for Nucleonic and Hyperonic Neutron Stars Laura Tols Mario Centelles Angels Ramos Rodrigo Negreiros Veronica Dexheimer Neutron Stars: Watts et al 16 A Cosmic Laboratory for Matter under Extreme Conditions

875 views • 22 slides

Neutron Stars as Cosmic Laboratories Astrophysics Colloquium Uni Melbourne Vanessa Graber,

Neutron Stars as Cosmic Laboratories Astrophysics Colloquium Uni Melbourne Vanessa Graber, McGill University Nov. 28, 2018 vanessa.graber@mcgill.ca Contents 1 Neutron Stars in a Nutshell 2 Superfluidity and Superconductivity 3 Neutron

420 views • 38 slides

RG Methods for Nuclei and Neutron Stars Achim Schwenk University of Washington / TRIUMF (2006-)

RG Methods for Nuclei and Neutron Stars Achim Schwenk University of Washington / TRIUMF (2006-) supported by US DOE and GSI Outline 1) Motivation and introduction 2) Renormalization group approach to nucleonic matter 3) Applications to

514 views • 37 slides

Superfluidity and spin superfluidity (in spinor Bose gases and magnetic insulators) Rembert

Superfluidity and spin superfluidity (in spinor Bose gases and magnetic insulators) Rembert Duine Institute for Theoretical Physics, Utrecht University Department of Applied Physics, Eindhoven University of Technology Nature Physics 11,

436 views • 27 slides

Interplay of incipient magnetism and superconductivity in heavy-fermion metals F. Steglich MPI

Interplay of incipient magnetism and superconductivity in heavy-fermion metals F. Steglich MPI for Chemical Physics of Solids, 01187 Dresden, Germany experiments neutron scattering J. Arndt, O. Stockert, M. Loewenhaupt (TUD) Hall effect, MR

587 views • 14 slides

THEORY OF COOLING NEUTRON STARS Self-similarity and model-independent data analysis D.G. Yakovlev

THEORY OF COOLING NEUTRON STARS Self-similarity and model-independent data analysis D.G. Yakovlev and P.S. Shternin Ioffe Physical Technical Institute, St.-Petersburg, Russia Introduction Neutrino emission Superfluidity Standard

746 views • 39 slides

MTLE-6120: Advanced Electronic Properties of Materials Superconductivity Contents:

1 MTLE-6120: Advanced Electronic Properties of Materials Superconductivity Contents: Phenomenology: resistance, Meissner effect, type I and II Microscopic origin of superconductivity High- T c superconductivity Reading: Kasap:

507 views • 13 slides

Introduction 2 Superconductivity Field expulsion (1933) Electrical resistance (1911)

1 Unconventional Superconductivity Introduction 2 Superconductivity Field expulsion (1933) Electrical resistance (1911) Meissner-Ochsenfeld effect resistivity B B=0 B T c T<T c T>T c temperature Superconductivity as a

937 views • 59 slides

Thesis defense Excitations in topological superfluids and superconductors Hao Wu Supervisor:

Thesis defense Excitations in topological superfluids and superconductors Hao Wu Supervisor: James A. Sauls Northwestern University December 3, 2016 DMR-1106315 Introduction superconductivity and superfluidity Heike Onnes: superconductor

807 views • 69 slides

Bose-Einstein Condensation Bose-Einstein Condensation and Superfluidity of and Superfluidity of

Bose-Einstein Condensation Bose-Einstein Condensation and Superfluidity of and Superfluidity of Strongly Correlated Bose Strongly Correlated Bose Fluid in a Random Potential Fluid in a Random Potential Michikazu Kobayashi and Makoto Tsubota

175 views • 14 slides

Introduction to neutron scattering for MENA3100 Part 1: - Geir Helgesen The neutron Neutron

Introduction to neutron scattering for MENA3100 Part 1: - Geir Helgesen The neutron Neutron production Interactions between neutrons and matter Neutron detection What can be studied using neutrons Small-angle neutron

642 views • 26 slides

Exotic Superconductivity Exotic Superconductivity A matter of Symmetry and Topology A matter of

Exotic Superconductivity Exotic Superconductivity A matter of Symmetry and Topology A matter of Symmetry and Topology Feb 2013 Manfred Sigrist A B Hunting the Higgs - finally a happy end LHC CERN Switzerland P. Higgs P.W. Anderson

970 views • 72 slides

ENGINEERING AT ILLINOIS Leadership, Collaboration, Impact Click to edit subtitle 1 A BRIEF

ENGINEERING AT ILLINOIS Leadership, Collaboration, Impact Click to edit subtitle 1 A BRIEF OVERVIEW OF OUR COLLEGE 2 OUR LEGENDS John Bardeen Tony Leggett Nick Holonyak Transistor Superfluidity LED Superconductivity Quantum-well

467 views • 33 slides

Bose-Einstein condensa.on and superfluidity of magnons in

Bose-Einstein condensa.on and superfluidity of magnons in Y8rium Iron Garnet Valery Pokrovsky , Texas A&M University and Landau Ins*tute for

368 views • 24 slides

CKM Unitarity and Neutron Beta Decay Measuring V ud in Neutron Beta Decay Bastian Mrkisch

CKM Unitarity and Neutron Beta Decay Measuring V ud in Neutron Beta Decay Bastian Mrkisch Physik-Department Technische Universitt Mnchen CKM Matrix Element V ud Effective CC Couplings Neutron Lifetime Neutron Decay Corellations Neutron

838 views • 37 slides

Current superconductivity and cryogenics research in New Zealand Nick Long Robinson Research

IEEE CSC & ESAS SUPERCONDUCTIVITY NEWS FORUM (global edition), February 2020. Presentation AT-5 given at ACASC/Asian-ICMC, 6-9 January 2020, Okinawa, Japan. Current superconductivity and cryogenics research in New Zealand Nick Long Robinson

959 views • 46 slides

Development of a New Search for Neutron/Anti-neutron Oscillation at the European Spallation

Development of a New Search for Neutron/Anti-neutron Oscillation at the European Spallation Source Matthew Frost UTK HEP Seminar April 5, 2017 Why study NNbar? Novel Observation: The spontaneous transmutation of a neutron to an

483 views • 22 slides

Ultracold dipolar atoms in two dimensions: From Wigner crystal to pair superfluidity and

Ultracold dipolar atoms in two dimensions: From Wigner crystal to pair superfluidity and ferromagnetism S. Giorgini (BEC Trento) Frontiers in Two-Dimensional Quantum Systems Trieste ICTP, November 13 17 2017 CNR Istituto Nazionale di

660 views • 26 slides

Lecture 23: Superconductivity II Theory (Kittel Ch. 10) D(E) D(E) Filled Filled Empty Empty

Lecture 23: Superconductivity II Theory (Kittel Ch. 10) D(E) D(E) Filled Filled Empty Empty E F E E F E Physics 460 F 2000 Lect 23 1 Outline Superconductivity - Concepts and Theory Key points Exclusion of magnetic fields can be

468 views • 30 slides

Neutron Imaging Principles and Status Historical and theoretical introduction to neutron

Wir schaffen Wissen heute fr morgen Paul Scherrer Institut Eberhard H. Lehmann in the name of the Neutron Imaging & Activation Group (NIAG) Neutron Imaging Principles and Status Historical and theoretical introduction to neutron

773 views • 50 slides

Spin-orbit coupling in an ultracold gas of Dysprosium: prospects towards topological superfluidity

Spin-orbit coupling in an ultracold gas of Dysprosium: prospects towards topological superfluidity Sylvain Nascimb` ene Laboratoire Kastler Brossel, UPMC, ENS, Coll` ege de France, CNRS October 30 th 2014 Ultracold Dy experiment C. Bouazza,

497 views • 28 slides

Superfluidity of Disordered Bose Systems: Numerical Analysis of the Gross-Pitaevskii Equation

Superfluidity of Disordered Bose Systems: Numerical Analysis of the Gross-Pitaevskii Equation with a Random Potential Michikazu Kobayashi and Makoto Tsubota Faculty of Science, Osaka City University, Japan Motivation How does disorder

231 views • 12 slides

Di-neutron correlation and BCS-BEC crossover in the structure and decay of light neutron-rich

Di-neutron correlation and BCS-BEC crossover in the structure and decay of light neutron-rich nuclei Kouichi Hagino Tohoku University, Sendai, Japan Hiroyuki Sagawa RIKEN/ University of Aizu 1. Neutron-rich nuclei 2. Di-neutron correlation

487 views • 12 slides

Common energy scale for magnetism and superconductivity in the cuprates. Amit Kanigel Amit Keren

Common energy scale for magnetism and superconductivity in the cuprates. Amit Kanigel Amit Keren Collaborators A. Knizhnik -Technion J. Lord-ISIS A. Amato-PSI Phase diagram of the cuprates Above some doping level superconductivity

622 views • 39 slides