Supplementary Materials for Phys 798I

Lecture notes

Overhead transparencies for lecture 1

Physics Today article on Heike Kamerlingh Onnes's discovery of superconductivity.

Paul Canfield's article "Still Alluring and Hard to Predict at 100"

Critical fluctuations in HTS paper by Lobb.

Beasley Search for Practical New Superconductors - ASC 2012 presentation, and the associated paper

Overhead Transparencies and notes for lecture 2

Magnetically-levitated train using superconductors sets speed record

High-temperature superconductors used in electric power applications.

Lecture 3 slides and notes

Classic paper on the 2-Fluid model by Gorter

Superconducting Niobium cavity for surface impedance measurements

Superconducting wireless filters

Dissipated Power vs. Frequency (Normal vs. superconducting metals)

The Ferrell-Tinkham-Glover optical conductivity Sum Rule paper

Q+A with James Annett on the Optical Conductivity Sum Rule

Measurement of flux quantization

First flux quantization measurement papers by Deaver and Doll

Great introductory videos about superconductivity by Prof. Alfred Leitner

Background material: A nice discussion of the Free Electron Model that follows Kittel's Introduction to Solid State Physics, Chap. 6 of the 5th Edition.

The Cooper pair instability paper (Phys. Rev. 104, 1189 (1956))

Observed correlation of Tc with the density of states at the Fermi level in 4d transition metal alloys

p-wave(?) superconductivity in strontium ruthenate (Physics Today article)

Isotope effect exponent. Table of measured isotope effect exponents. Isotope effect paper by Garland (PRL 11, 114 (1963). Isotope effect in MgB2.

Background material: Wikipedia entry for Phonons.

Vkk' for d-wave pairing. Use of this Vkk' to calculate superconducitng properties; Lenck and Carbotte (PRB 49, 4176 (1994)).

The case for d-wave pairing in the cuprates, by Doug Scalapino.

Superconductivity in the Elements.

Background material: Wikipedia entry for Second Quantization. Also Slater Determinant. Nice summary of Second Quantization: appendix of Waldram's book

The BCS paper (Phys. Rev. 108, 1175 (1957))

Overview of BCS theory by Cooper

Recollections on the development of BCS theory by Cooper, Schrieffer, and Bardeen

BCS theory assumes equal abundance of spin-up and spin-down electrons. A recent Science paper by the MIT group shows that Fermionic superfluidity is robust against a substantial imbalance in spin populations.

BCS occupation distribution, compared to the Fermi function at Tc. Associated Mathematica notebook.

Mathematica calculation of approximate BCS gap temperature dependence

Overhead viewgraph on BCS energy gap

Cartoon of the electron-phonon interaction and comparison of Tc and the pairing interaction energy scale

Ultrasonic Attenuation (and other perturbations on the superconducting state) measurements

Coherence Effects in superconductors (Hebel-Schlicter peak, etc.)

Paper by P. Anderson on the pairing of time-reversed states in a Cooper Pair

Tunnel Junctions

Intermediate state of type-I superconductors (domain walls), and superconducitng nanowires

Resistance versus temperature of a superconducting nanowire

Abrikosov vortex lattice (Mathematica notebook). Order parameter in square and triangular lattices

Vortex lattice imaging.

Gallery of Abrikosov vortex lattice images from the University of Oslo.

Plots of single-vortex magnetic field and current for radii greater than the GL coherence length

Vortex-Anti-Vortex annihilation in current-carrying superconducting strips

Josephson's paper on tunneling between two superconductors

Physics Today article on Bardeen and Josephson, "The Nobel Laureat versus the Graduate Student"

John Rowell presentation at ASC-2012 on Observing Josephson's Effects

R. Kautz presentation at ASC-2012 on The Josephson Voltage Standard

Am. J. Phys. article "The Josephson Effect and e over h" by John Clarke

Josephson current-phase relationship

Magnetic diffraction and Josephson vortex viewgraphs

Paper on the Pendulum analog of the Josephson Junction

Experimental Shapiro steps in a Nb point contact junction

SQUID application to underground radio . MEG measurements with SQUIDs.

Phase-sensitive measurements and high-Tc p-SQUIDs.

Review article on phase-sensitive measurements using SQUIDs by Kirtley and Tsuei.

Measurement of fluctuation susceptibility in Al nanoparticles as evidence of non-zero orber parameter above Tc

Measurement of fluctuation conductivity above Tc in 1D and 2D samples

Overheads from the Kosterlitz-Thouless lecture

Pearl paper on the current distribution for vortices in two-dimensional superconducting films

Superfluid Helium. Vortices in superfluid 4He.

Observation of the "Meissner Effect" in rotating Helium by Hess and Fairbank

Introduction to 3He by the Packard group at UC Berkeley. Phase diagram of 3He.