Subir Sachdev

Recent talks

Strong coupling problems in condensed matter, and the AdS/CFT correspondence [PDF; PowerPoint]
(Computations in Science seminar, James Franck Institute, University of Chicago, November 4, 2009)
Quantum phase transitions: from antiferromagnets and superconductors to black holes [PDF; PowerPoint]
(James Franck Institute 1st Tuesday Colloquium, University of Chicago, November 3, 2009)
Quantum criticality and the phase diagram of the cuprates [PDF; PowerPoint]
(University of Illinois, Urbana-Champaign, November 2, 2009)
From the Hubbard model to high temperature superconductivity [PDF; PowerPoint]
(Quantum Simulation MURI review, Harvard, October 30, 2009)
Quantum phase transitions: from antiferromagnets and superconductors to black holes [PDF; PowerPoint]
(Solvay Colloquium, Brussels, October 27, 2009)
Strong coupling problems in condensed matter, and the AdS/CFT correspondence [PDF; PowerPoint]
(International Solvay Institutes seminar, Brussels, October 26, 2009)
Quantum criticality and the phase diagram of the cuprates [PDF; PowerPoint]
(Quantum Materials meeting, Canadian Institute for Advanced Research, Lac Carling, Quebec, October 23, 2009)
Quantum criticality and the phase diagram of the cuprates [PDF; PowerPoint]
(University of Sherbrooke, October 21, 2009)
Quantum criticality and the phase diagram of the cuprates [PDF; PowerPoint]
(Conference on Current Perspectives in Strongly-Correlated Quantum Matter, College de France, Paris, October 9, 2009)
Lectures at the Fifth Aegean Summer School: From Gravity to Thermal Gauge Theories: the AdS/CFT Correspondences, Sep 21-26, 2009
A. "Relativistic" field theories of quantum phase transitions
B. Finite density quantum matter
Quantum criticality: from antiferromagnets and superconductors to black holes [PDF; PowerPoint]
(Cornell University, Sep 14, 2009)
Theory of the competition between spin density waves and d-wave superconductivity in the underdoped cuprates [PDF; PowerPoint]
(9th International Conference on Materials and Mechanisms of Superconductivity, Tokyo, Sep 7-12, 2009; Cornell University, Sep 15, 2009)
Where is the quantum critical point in the cuprate superconductors ? [PDF; PowerPoint]
(Quantum Criticality and Novel Phases, Dresden, Aug 3-5, 2009)
Where is the quantum critical point in the cuprate superconductors ? [PDF; PowerPoint]
(Recent Progress in Many Body Theories, Ohio State University, Columbus, July 27, 2009)
Tutorial on quantum criticality [PDF; PowerPoint]
(Recent Progress in Many Body Theories, Ohio State University, Columbus, July 26, 2009)
Quantum criticality in the cuprate superconductors, and the AdS/CFT correspondence [PDF; PowerPoint]
(Quantum Theories and Symmetries 6, Lexington, Kentucky, July 20, 2009)
Where it the quantum critical point in the cuprate superconductors ? [PDF; PowerPoint;WebCam]
(KITP Program: The Physics of Higher Temperature Superconductivity, July 16, 2009)
Quantum critical transport and AdS/CFT [PDF; PowerPoint;WebCam]
(KITP Miniprogram: Quantum Criticality and the AdS/CFT Correspondence, July 6, 2009)
Istanbul Statistical Physics Days (IFG-16), June 25-27, 2009
1. Quantum criticality and black holes [PDF; PowerPoint]
2. Quantum criticality and the cuprate superconductors [PDF; PowerPoint]
Where is the quantum critical point in the cuprate superconductors ? [PDF; PowerPoint]
(Strongly Correlated Quantum Phases, Technion, Haifa, June 14-18, 2009)
Lectures at the Les Houches School on Modern theories of correlated electron systems, May 11-14, 2009
1. Coupled dimer antiferromagnets and bond operators
2. Schwinger boson mean field theory, and gauge theories of spin liquids and valence bond solids
3. Spinons, visons, and the Kitaev model
4. Old and new experiments on the cuprate superconductors, and a theory of the underdoped cuprates.
A theory of the underdoped cuprates [PDF; PowerPoint]
(2nd Boston area quantum matter meeting, Boston University, May 9, 2009)
Competing orders in the underdoped cuprates [PDF; PowerPoint]
(Plenary talk at Gotham-Metro Condensed Matter Meeting, New York, April 25, 2009; Superconductivity: from collective modes to quantum phase transitions, conference in honor of Allen Goldman, Minneapolis, May 2, 2009)
AdS/CFT and condensed matter [PDF; PowerPoint]
(University of Pennsylvania, April 15, 2009)
Theory of the pair-breaking superconductor-metal transition in nanowires [PDF; PowerPoint]
(APS March meeting, March 20, 2009)
Paired electron pockets in the hole-doped cuprates [WebCam, PDF; PowerPoint]
(Conference on New Directions in Low-Dimensional Electron Systems, KITP Santa Barbara, February 23-27, 2009)
AdS/CFT and condensed matter [PDF; PowerPoint]
(AdS Collective, IFT, University of Madrid, Feb 16-18, 2009)
A theory of the underdoped cuprates [PDF; PowerPoint]
(National High Magnetic Field Laboratory, Tallahassee, Jan 23, 2009)
Quantum field theories for antiferromagnets, and for black holes [PDF; PowerPoint]
(Berkeley Mini Statistical Mechanics Meeting, Jan 10, 2009)
Quantum criticality and black holes [PDF; PowerPoint]
(University of Maryland, Dec 10, 2008; University of California, Santa Cruz, Jan 8, 2009; Indiana University, Jan 21, 2009; Argonne National Laboratory, April 10, 2009)
Global phase diagrams of two-dimensional quantum antiferromagnets [PDF; PowerPoint]
(University of Massachusetts, Amherst, Dec 2, 2008)
Exotic phases and quantum phase transitions in model systems [PDF; PowerPoint; Writeup for proceedings]
(Rapporteur talk at the 24th Solvay Conference on Physics, "Quantum Theory of Condensed Matter", Brussels, Oct 11-13, 2008)
Doubled Chern-Simons theory of quantum spin liquids and their quantum phase transitions [PDF; PowerPoint]
(Workshop on AdS/CFT, Condensed Matter and QCD, McGill University, Montreal, Oct 3-5, 2008; String Lunch Seminar, Harvard University, Oct 31, 2008)
Detecting the collective excitations of quantum spin liquids [PDF; PowerPoint]
(Conference on Highly Frustrated Magnetism, Braunschweig, Germany, September 7-12, 2008; Conference on Quantum Criticality: Statics and Dynamics, Toronto, September 27, 2008)
Quantum criticality and black holes [PDF; PowerPoint]
(Conference on Emergent Gravity, MIT, August 25-29, 2008)
Quantum criticality and black holes [PDF; PowerPoint]
(Plenary talk at the 25th International Conference on Low Temperature Physics, Amsterdam, August 13, 2008; Brown University, October 6, 2008)
Quantum criticality and black holes [PDF; PowerPoint]
(Colloquium at Aspen Center for Physics, July 3, 2008)
Loss of Neel order in insulators and superconductors [PDF; PowerPoint; Video]
(Workshop on Topological Aspects of Solid State Physics, Yukawa Institute, Kyoto, June 23, 2008)
Hydrodynamic transport near quantum phase transitions and the AdS/CFT correspondence [PDF; PowerPoint; Video]
(Workshop on Topological Aspects of Solid State Physics, ISSP, Tokyo, June 21, 2008)
Onset of nematic order in d-wave superconductors [PDF; PowerPoint]
(Conference on Unconventional Phases and Phase Transitions in Strongly Correlated Electronic Systems, Dreden, June 4, 2008)
Nodal quasiparticles and competing orders in the cuprate superconductors [PDF; PowerPoint]
(Perimeter Institute, Waterloo, April 24, 2008; Quantum Magnetism conference, Fine Theoretical Physics Institute, University of Minnesota, May 2, 2008)
Quantum criticality and black holes [PDF; PowerPoint]
(Perimeter Institute, Waterloo, April 23, 2008; University of Washington, Seattle, May 19, 2008)
Destruction of Neel order in the cuprates by electron and hole doping [PDF; PowerPoint]
(McMaster University, Hamilton, April 3, 2008; Microsoft Station Q, May 6, 2008)
Quantum criticality and black holes [PDF; PowerPoint]
(McMaster University, Hamilton, April 2, 2008)
Quantum critical transport in graphene [PDF; PowerPoint]
(APS Meeting, New Orleans, March 10, 2008)
Hydrodynamic transport near quantum critical points and the AdS/CFT correspondence [PDF; PowerPoint]
(Winter conference on New Horizons in Condensed Matter Physics, Aspen, February 8, 2008)
(I) The Fermi gas near unitarity, (II) The Superfluid-Insulator quantum phase transition, (III) Phases of quantum antiferromagnets [PDF; PowerPoint]
(Lectures at the Winter School in Theoretical Physics, Condensed Matter Physics and Quantum Information with Cold Atoms, Institute for Advanced Studies, Hebrew University, December 26, 2007 - January 4, 2008)
Quantum criticality and black holes [PDF; PowerPoint]
(Herbrew University, Jerusalem, January 1, 2008)
(I) Quantum magnetism and criticality, (II) Theory of the Nernst effect near the superfliud-insulator transition [PDF; PowerPoint]
(Lectures at Conference on Correlated Electrons & Frustrated Magnetism, International Centre for Theoretical Sciences, Goa, India, November 25 - December 5, 2007)
Metals, superconductors, insulators, ..... [PDF]
(Wednesday Night Seminar, Harvard University, November 14, 2007)
Quantum criticality and black holes [PDF; PowerPoint]
(Institute for Advanced Study, Princeton, November 12, 2007)
Quantum criticality and black holes [PDF; PowerPoint]
(Dartmouth College, October 26, 2007)
Quantum antiferromagnetism and superconductivity [PDF; PowerPoint]
(DARPA MURI conference, Newport, October 10 2007)
Insulators and superconductors with topological order [PDF; PowerPoint]
(Conference on Topological Quantum Computing, Hamilton Institute, Dublin, September 11, 2007)
Quantum criticality and black holes [PDF; PowerPoint]
(Lorentz Center, Leiden, August 27, 2007)
Quantum criticality and black holes [PDF; PowerPoint]
(Fermilab, August 22, 2007)
Theory of the Nernst effect near the superfluid-insulator transition [PDF; PowerPoint]
(ICAM Workshop: Superfluid Universe, Aspen, August 18, 2007)
Deconfined criticality in the underdoped cuprates [PDF]
(Kavli Institute of Theoretical Physics, Beijing, July 2, 2007)
Electrical and thermal transport near quantum phase transitions in condensed matter, and in dyonic black holes [PDF; PowerPoint]
(A.I. Larkin Memorial conference, Chernogolovka, Russia, June 27, 2007; Institute of Physics, Beijing, July 4, 2007)
Strongly interacting cold atoms [PDF; PowerPoint; WebCam]
(Review talk at the KITP conference on ultracold atoms, April 23, 2007)
Quantum phase transitions [PDF; PowerPoint]
(Director's colloquium, Los Alamos National Laboratory, January 23, 2007; Technion, Israel, March 15, 2007; University of Michigan, March 28, 2007; Old Dominion University, April 3, 2007; Washington University, St. Louis, April 18, 2007; Harvard University, April 30, 2007)
Quantum critical transport, duality, and M-theory [PDF; PowerPoint]
(Harvard University, February 1, 2007; Rutgers University, April 10, 2007)
Deconfined quantum criticality [PDF; PowerPoint]
(Greater Boston Area Statistical Mechanics Meeting, Brandeis University, October 21, 2006; Technion, Israel, March 18, 2007)
Quantum theory of vortices and quasiparticles in d-wave superconductors [PDF; PowerPoint]
(8th International Conference on Materials and Mechanisms of Superconductivity and High Temperature Superconductors, Dresden, Germany, July 9-14, 2006; International Conference on Physics near the Mott transition, Indian Institute of Science, Bangalore, July 24-28, 2006; Princeton University, October 9, 2006; Technion, Israel, March 13, 2007; Weizmann Institute, Israel, March 14, 2007)
From few-body to many-body physics: renormalization group theory of quantum gases near unitarity [WebCam]
(Kavli Institute of Theoretical Physics, Santa Barbara, February 16, 2007)
Fermi surface change across quantum phase transitions [PDF; PowerPoint; WebCam ]
(Kavli Institute of Theoretical Physics, Santa Barbara, February 15, 2007)
The quantum phase transition between a superfluid and an insulator: applications to trapped ultracold atoms and the cuprate superconductors. [PDF; PowerPoint]
(University of California, Santa Cruz, October 19, 2006)
Quantum criticality: where are we, and where are we going ? [PDF; PowerPoint]
(International Workshop on Strongly Correlated Transition Metal Compounds II, Cologne, Germany, September 11-14, 2006)
Quantum theory of vortices in d-wave superconductors [PDF; PowerPoint]
(Itzykson meeting on Strongly Correlated Electrons, Saclay, France, June 21-23, 2006)
Detecting boson-vortex duality in the cuprate superconductors [PDF; PowerPoint]
(Brandeis University, February 28, 2006; Ohio State University, March 28, 2006; University of Chicago, April 27, 2006; Michigan State University, May 11, 2006; UCLA, May 18, 2006; Stanford University, June 6, 2006)
Deconfined quantum criticality [PDF; PowerPoint]
(Ohio State University, March 27, 2006)
Electrical transport near a pair-breaking superconductor-metal quantum phase transition [PDF; PowerPoint]
(Invited talk at the APS March meeting, Baltimore, March 13, 2006)
Dual vortex theory of doped antiferromagnets [PDF; PowerPoint]
(Contributed talk at the APS March meeting, Baltimore, March 13, 2006)
Equilibrium dynamics of entangled states near quantum critical points [PDF; PowerPoint]
(Quantum Computing and Many-Body Systems, Key West, Florida, January 21-February 3 2006)
Quantum phase transitions of correlated electrons and atoms [PDF; PowerPoint]
(MIT Theoretical Physics Retreat, Plymouth, New Hampshire, January 25-27, 2006)
Detecting quantum duality in experiments: how superfluids become solids in two dimensions [PDF; PowerPoint]
(Boston College, December 6, 2005)
Dual vortex theory of doped antiferromagnets [PDF; PowerPoint]
(Canadian Institute for Advanced Research meeting on Quantum Materials, Perimeter Institute, Waterloo, November 17-19, 2005)
Universal conductance of nanowires at the superconductor-metal quantum transition [PDF; PowerPoint]
(Duke University, October 20, 2005)
Breakdown of the Landau-Ginzburg-Wilson paradigm at quantum phase transitions [PDF; PowerPoint]
(Harvard University, September 22, 2005)
Detecting quantum duality in experiments: how superfluids become solids in two dimensions [PDF; PowerPoint]
(Johns Hopkins University, September 15, 2005; Duke University, October 19, 2005)
Quantum phase transitions of correlated electrons and atoms [PDF; PowerPoint]
(XVIIth Indian-Summer School on Effective Field Theories, Rez/Prague, September 9-13, 2005)
Quantum phase transitions of correlated electrons and atoms [PDF; PowerPoint]
(ICAM Advanced Workshop on "Strongly Correlated Electrons: Diverse Examples and Unifying Themes", August 8-20, 2005, Institut Scientifique de Cargese, Corsica (France))
Quantum phase transitions of correlated electrons and atoms [PDF; PowerPoint]
(Mottness and Quantum Criticality Workshop, Tobago, West Indies, June 8-19, 2005)
The quantum mechanics of two-dimensional superfluids [PDF; PowerPoint]
(Caltech, May 6, 2005)
The quantum mechanics of two-dimensional superfluids [PDF; PowerPoint]
(University of Utah, April 21, 2005)
Superfluids and their vortices [PDF; PowerPoint]
(Society of Physics Students, Yale University, February 4, 2005)
Quantum phase transitions and the Luttinger theorem [PDF; PowerPoint; WebCam]
(Conference on Quantum Phase Transitions, Kavli Institute for Theoretical Physics, January 18-21, 2005)
Classifying two-dimensional superfluids: why there is more to cuprate superconductivity than the condensation of charge -2e Cooper pairs [PDF; PowerPoint]
(University of British Columbia, January 6, 2005)
Quantum phase transitions out of the heavy Fermi liquid [PDF; PowerPoint]
(University of British Columbia, January 6, 2005)
Classifying two-dimensional superfluids: why there is more to cuprate superconductivity than the condensation of charge -2e Cooper pairs [PDF; PowerPoint]
(MIT, December 13, 2004)
Classifying two-dimensional superfluids: why there is more to cuprate superconductivity than the condensation of charge -2e Cooper pairs [PDF; PowerPoint]
(Valence Bonds in Condensed Matter, Princeton University, December 3, 2004)
The quantum mechanics of vortices in a superfluid near a Mott transition [PDF; PowerPoint]
(Columbia University, November 3, 2004; Harvard University, November 9, 2004)
Quantum vortices and competing orders [PDF; PowerPoint]
(University of Maryland, October 26, 2004)
Insights into quantum matter from new experiments [PDF; PowerPoint; WebCam]
(Conference on The Future of Physics, Kavli Institute for Theoretical Physics, October 7-9, 2004)
Putting competing orders in their place near the Mott transition [PDF; PowerPoint]
(International Workshop on Frustrated Magnetism, Montauk, September 13-17, 2004; University of Massachusetts, Amherst, September 30, 2004)
Competing orders: beyond the Landau-Ginzburg-Wilson paradigm [PDF; PowerPoint]
(International Conference on Strongly Correlated Electron Systems, SCES 04, Karlsruhe, Germany, July 26-30, 2004)
Competing orders: beyond the Landau-Ginzburg-Wilson paradigm [PDF; PowerPoint]
(Spectroscopies in Novel Superconductors, Sitges, Spain, July 11-16, 2004; Statistical Physics of Quantum Systems - novel orders and dynamics, Sendai, Japan, July 17-20, 2004)
Quantum Phase Transitions [PDF; PowerPoint]
(3 lectures at The Boulder School in Condensed Matter and Materials Physics: Quantum Coherence in Atomic and Condensed Matter Systems, July 5-9, 2004)
Competing orders: beyond the Landau-Ginzburg-Wilson paradigm [PDF; PowerPoint]
(Gordon Research Conference, Mt. Holyoke College, June 20-25, 2004)
Quantum criticality: from the trivial to the exotic [WebCam]
(KITP Blackboard lunch, Santa Barbara, May 24, 2004)
Breakdown of the Landau-Ginzburg-Wilson paradigm at quantum phase transitions [PDF; PowerPoint]
(91st Statistical Mechanics Conference, Rutgers University, May 16-18, 2004)
Quantum phase transition in an atomic Bose gas with a Feshbach resonance [PDF; Powerpoint; WebCam]
(Kavli Institute for Theoretical Physics, Santa Barbara, May 11, 2004)
Quantum phase transitions: from Mott insulators to the cuprate superconductors [PDF; PowerPoint]
(University of California, Santa Barbara, May 4, 2004)
Breakdown of the Landau-Ginzburg-Wilson paradigm at quantum phase transitions [PDF; PowerPoint]
(Yale University, April 29, 2004)
Quantum criticality beyond the Landau-Ginzburg-Wilson paradigm [PDF; PowerPoint]
(APS meeting, Montreal, March 22-26, 2004)
Universal conductance of nanowires at the superconductor-metal quantum transition [PDF; PowerPoint]
(APS meeting, Montreal, March 22-26, 2004)
Quantum phase transitions: from Mott insulators to the cuprate superconductors [PDF; PowerPoint]
(Cornell University, March 8, 2004, Harvard University, March 12, 2004)
Quantum phase transitions: from Mott insulators to the cuprate superconductors [PDF; PowerPoint]
(Rutgers University, February 24, 2004)
Mean field theories of quantum spin glasses [PDF; PowerPoint]
(ICAM "Electronic Mayonnaise" Conference, La Jolla, December 11-13, 2003)
Order and quantum phase transitions in the cuprate superconductors [PDF; PowerPoint]
(University of Tennessee, November 10, 2003)
Magnetic phases and critical points of insulators and superconductors (three lectures) [PDF; PowerPoint]
(Workshop on High-Tc Superconductivity & Quantum Critical Phenomena, The Interdisciplinary Center of Theoretical Studies, Chinese Academy of Sciences, Beijing, October 20-26, 2003)
The quantum mechanics of superconductors [PDF; PowerPoint]
(Society of Physics Students, Yale University, October 10, 2003)
Magnetic phases and critical points of insulators and superconductors [PDF; PowerPoint]
(Swiss Workshop on Materials with Novel Electronic Properties, Les Diablerets, September 29 - October 1, 2003)
Ground state of quantum antiferromagnets in two dimensions [PDF; PowerPoint]
(Workshop on Topological Phases in Condensed Matter Physics, American Institute of Mathematics, Palo Alto, September 7-11, 2003)
Berry phases and magnetic quantum critical points of Mott insulators in two dimensions [PDF; PowerPoint]
(International Workshop on Field Theory Methods in Correlated Nanoscale Systems, Brookhaven, August 26-30, 2003)
Magnetic phases and critical points of insulators and superconductors [PDF; PowerPoint]
(Theory, Modeling, and Neutron Scattering, NIST, Gaithersburg, August 12-14 , 2003)
Magnetic phases and critical points of insulators and superconductors [PDF; PowerPoint]
(4 lectures at the Boulder School for Condensed Matter and Materials Physics: Frontiers of Magnetism, Colorado, July 8-15, 2003)
Understanding correlated electron systems by a classification of Mott insulators [PDF; PowerPoint]
(Nordita, Copenhagen, June 14, 2003)
Order and quantum phase transitions in the cuprate superconductors [PDF; PowerPoint]
(Plenary talk at the Annual Meeting of the Danish Physical Society, Nyborg, June 13, 2003)
Quantum criticality in insulators, metals and superconductors [PDF; PowerPoint]
(FERLIN conference, Dresden, June 12, 2003)
Understanding correlated electron systems by a classification of Mott insulators [PDF; PowerPoint]
(M2S-HTSC, Rio de Janeiro, May 29, 2003)
Understanding correlated electron systems by a classification of Mott insulators [PDF; PowerPoint]
(Trends in Theory 2003, symposium of the Dutch Research School of Theoretical Physics, Dalfsen, May 22-23, 2003)
Quantum phases and critical points of correlated metals [PDF; PowerPoint]
(Workshop on Non Fermi liquid behavior and quantum phase transitions, Lorentz Center, Leiden, May 21, 2003)
Understanding correlated electron systems by a classification of Mott insulators [PDF; PowerPoint]
(Quantum Materials Program Meeting of the Canadian Institute for Advanced Research, Vancouver, May 16-19, 2003)
Dynamics of Mott insulators in strong potential gradients [PDF; PowerPoint]
(Conference on Correlation Effects in Bose Condensates and Optical Lattices, University of Minnesota, May 2-4, 2003)
Order and quantum phase transitions in the cuprate superconductors [PDF; PowerPoint]
(University of Illinois, April 28, 2003; McMaster University, April 30, 2003; University of Waterloo, May 1, 2003)
Quantum phase transitions of ultracold atoms [PDF; PowerPoint]
(Mid-Term Review Meeting of Cold Quantum Gases, Camogli, Italy, March 31, 2003)
Fractionalized Fermi liquids [PDF; PowerPoint]
(Workshop on Quantum Criticality, Institute for Complex Adaptive Matter, New York, March 21, 2003)
Magnetic quantum criticality [PDF; PowerPoint]
(Workshop on Quantum Criticality, Institute for Complex Adaptive Matter, New York, March 20, 2003)
Quantum phases and critical points of correlated metals [PDF; PowerPoint]
(Rice University, March 17, 2003)
Order and quantum phase transitions in the cuprate superconductors [PDF; PowerPoint]
(Lawrence Berkeley Laboratory, March 12, 2003; National High Magnetic Field Laboratory, Tallahassee, March 14, 2003)
Talk by ADAM DURST on Radiation-Induced Magnetoresistance Oscillations in a 2D Electron Gas [PDF; PowerPoint]
(Yale Condensed Matter Seminar, February 20, 2003)
Phases and phase transitions of quantum materials [PDF; PowerPoint]
(AAAS Annual meeting, Boulder, February 15, 2003)
Understanding correlated electron systems by a classification of Mott insulators [PDF; PowerPoint]
(Aspen workshop on Complex Quantum Order, February 9-15, 2003)
Order and quantum phase transitions in the cuprate superconductors [PDF; PowerPoint]
(University of Arizona, January 17, 2003; Stony Brook University, January 28, 2003)
Quantum phases and critical points of correlated metals [PDF; PowerPoint; WebCam]
(Conference on Realistic Theories of Correlated Electron Materials, Kavli Institute for Theoretical Physics, Santa Barbara, November 18-22, 2002)
Understanding correlated electron systems by a classification of Mott insulators [PDF; PowerPoint]
(Stanford University, October 24, 2002)
Order and quantum phase transitions in the cuprate superconductors [PDF; PowerPoint]
(The 9th International Workshop on Oxide Electronics, St. Pete's Beach, Florida, October 20-23, 2002; F. A. Matsen Endowed Regents Lecture on the Structure of Matter at the University of Texas at Austin, October 9, 2002; University of Toronto, October 4, 2002)
Competing order in the cuprate superconductors
(APCTP-ICTP Conference on Condensed Matter Physics, September 25-28, 2002 POSTECH, Pohang, Korea)
Small and large Fermi surfaces in metals with local moments
(University of Texas, Austin, Octoher 8, 2002; Rutgers, September 10, 2002)
Competing order in the cuprate superconductors
(23rd International Conference on Low Temperature Physics, August 20 - 27, 2002 Hiroshima, Japan)
Competing orders and quantum criticality [PDF; PowerPoint]
(Lectures at the Workshop on Emergent Materials and Highly Correlated Electrons, Trieste, Italy, 5-16 August 2002)
Competing order in the cuprate superconductors [PDF; PowerPoint]
(Quantum Phases at the Nanoscale, Erice, Sicily July 15-20, 2002, and International Conference on Theoretical Physics Paris, UNESCO, 22-27 July 2002)
Perspective and overview on cuprates and magnetic fields
(Gordon Research Conference on Correlated Electron Systems, Waterville, Maine, 29 June-3 July 2002).
Tuning antiferromagnetic quantum criticality in the cuprates by a magnetic field
(American Conference on Neutron Scattering, Knoxville, 23-27 June 2002).
Tuning spin and charge order in the cuprates by a magnetic field
(International Conference on Field Theory and Statistical Mechanics, Rome, 10-15 June 2002).
Magnetism across the metal-insulator transition and Mott insulators in strong electric fields [PDF; PowerPoint]
(Spins and Interactions in Mesoscopic Systems, Minneapolis, May 10-12, 2002)
Vortices and impurities in the cuprate superconductors
(University of Illinois, Chicago, April 2002; Northwestern University, 25 April 2002; University of Wisconsin, 26 April 2002; University of Chicago, 7 May 2002)
Competing orders in a magnetic field: spin and charge density waves in the cuprates,
(Invited talk the APS Meeting, Indianapolis, 20 March 2002)
Quantum Coherence and Dissipation , Summary talk at the Aspen winter conference
(Aspen, 11-15 February 2002)
Vortices in the cuprate superconductors
(Simon Fraser University, 1 March 2002; Johns Hopkins University, 31 January 2002)
Tuning order in the cuprate superconductors
(Weizmann Institute, Israel, 6 January 2002)
Competing orders and quantum criticality in the cuprate superconductors
(Winter School on Theoretical Physics, Jerusalem, 30 December 2001-8 January 2002)
Tuning order in the cuprate superconductors by a magnetic field
(Meeting of the Canadian Institute for Advanced Research, Victoria, BC, November 29-December 2, 2001)
Quantum phase transitions in atomic gases and condensed matter [PDF; PowerPoint]
(Lecture at Beyond BEC: Ultracold Atoms beyond Mean-field Physics, ITAMP Harvard, November 2-3, 2001)
Competing orders and quantum phase transitions in the cuprate high temperature superconductors [PDF; PowerPoint]
(Harvard University, October 2001; CCNY, October 2001; Sante Fe Meeting on Physical Phenomena in High Magnetic Fields, October 2001; Workshop at the Lorentz Center, Leiden, October 29- Nov 9, 2001)
Competing orders and quantum criticality in the high temperature superconductors
(Mexican Meeting on Mathematical and Experimental Physics, Colegio Nacional, September 2001)
Quantum phase transitions of correlated electrons in two dimensions
(Lectures at the International Summer School on Fundamental Problems in Statistical Physics X, August 20 - September 2, 2001, Altenberg, Germany)
Quantum phase transitions of antiferromagnets and d-wave superconductors
(Plenary talk at the 11th International Conferences on Recent Progress in Many-Body Theories, Manchester, July 2001)
Quantum transitions of superconductors in a magnetic field
(Cavendish Laboratory, Cambridge, July 2001; International Conference on Magnetic Correlations, Metal-Insulator Transitions and Superconductivity in Novel Materials, Dresden, July 2001)
Quantum phase transitions in antiferromagents and superconductors
(Minerva-ISF Workshop on Advances in High Temperature Superconductivity, Ramat-Gan, Israel, May 2001)
Quantum phase transitions in antiferromagents and superconductors
(Conference on Spectroscopy of Novel Superconductors, Chicago, May 2001)
Competing orders in the high temperature superconductors: implications of recent experiments
(University of Massachusetts, Amherst, May 2001)
Spin ordering quantum transitions in two-dimensional superconductors
(Princeton University, March 2001; M.I.T., April 2001; Boston College, April 2001; Boston University, April 2001)
Quantum impurities in Mott insulators and d-wave superconductors
(Harvard University, March 2001)
Three lectures on quantum phase transitions in Mott insulators and d-wave superconductors
(National Center for Theoretical Sciences, Hsinchu, Taiwan, January 2001)
Spin correlations in Mott insulators and d-wave superconductors: implications of recent experiments
(S.N. Bose National Center for Basic Sciences, Calcutta, January 2001; Saha Institute of Nuclear Physics, Calcutta, January 2001; Jawaharlal Nehru University, Delhi, January 2001; University of North Carolina, February 2001; Los Alamos National Laboratory, February 2001)
Quantum phase transitions in Mott insulators and d-wave superconductors
(Canadian Institute for Advanced Research Superconductivity Meeting, Vancouver, December 2000)
Spin correlations in Mott insulators and d-wave superconductors: implications of experiments on non-magnetic impurities
(Seminar at the ITP Program on High Temperature Superconductivity, Santa Barbara, December 2000)
Quantum antiferromagnetism and high temperature superconductivity
(University of Virgina, September 2000; Brandeis University, September 2000; Workshop on Opportunities in Materials Theory, NSF, October 2000; 13th International Symposium on Superconductivity, Tokyo, October 2000; Ames Laboratory, Iowa State University, October 2000; Yale University, November 2000; Penn State University, November 2000)
Quantum phase transitions in d-wave superconductors
(ITP conference on High-Tc superconductivity, Santa Barbara, August 2000)
A new boundary conformal field theory in 2+1 dimensions
(ICMP 2000, London, July 2000)
Quantum phase transitions in d-wave superconductors
(Trieste, July 2000)
Quantum impurity dynamics in two-dimensional antiferromagnets and superconductors
(Gordon Research Conference, June 2000).
Damping of collective modes and quasiparticles in d-wave superconductors
(Fribourg and Leiden, June 2000).
(A) Quasiparticle damping and quantum phase transitions in d-wave superconductors
(B) Quantum impurities in 2+1 dimensional conformal field theories: application to Zn impurities in YBCO
(Newton Institute, April 2000; Indiana, May 2000).
Universal damping of collective modes and quasiparticles in superconductors
(APS March Meeting, 2000)
Collective spin dynamics of low-dimensional paramagnets and d-wave superconductors
(Bad Honnef and Stuttgart, December 1999)
Quantum phase transitions in two-dimensional antiferromagnets and superfluids
(Berkeley, October 1999)
Towards a Global Phase Diagram of Doped Antiferromagnets
(Santa Barbara, Aug 16, 1999)
Quantum Hall Ferromagnets and Antiferromagnets
(Santa Barbara, Aug 13, 1998)