#  2002-1999 

 



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[All publications (PDF)](/Sachdev-pubs)  
Review and pedagogical articles are marked with a **§§§**.

151. *Order and quantum phase transitions in the cuprate superconductors* (summary), S. Sachdev, Solid State Communications **127**, 169 (2003), Proceedings of the Euroconference on Quantum Phases at the Nanoscale, Erice, Italy, 15-20 July 2002. (Subjects [superflow](http://140.247.122.253/superflow.html), [qptd](http://140.247.122.253/qptd.html), [vbs](http://140.247.122.253/vbs.html)); [DOI](https://doi.org/10.1016/S0038-1098(03)00343-0).
152. **§§§** *Understanding correlated electron systems by a classification of Mott insulators*, S. Sachdev, Annals of Physics **303**, 226 (2003); [cond-mat/0211027](http://arxiv.org/abs/cond-mat/0211027). (Subjects [vbs](http://140.247.122.253/vbs.html), [scsep](http://140.247.122.253/scsep.html)); [DOI](https://doi.org/10.1016/S0003-4916%2802%2900024-6).
153. **§§§** *Order and quantum phase transitions in the cuprate superconductors*, S. Sachdev, Reviews of Modern Physics **75**, 913 (2003); [cond-mat/0211005](http://arxiv.org/abs/cond-mat/0211005). (Subjects [vbs](http://140.247.122.253/vbs.html), [peierls](http://140.247.122.253/peierls.html), [superflow](http://140.247.122.253/superflow.html), [qptd](http://140.247.122.253/qptd.html)); [DOI](https://doi.org/10.1103/RevModPhys.75.913).
154. *Fractionalized Fermi liquids*, T. Senthil, S. Sachdev, and M. Vojta, Physical Review Letters **90**, 216403 (2003); [cond-mat/0209144](http://arxiv.org/abs/cond-mat/0209144). (Subjects [deconfine](http://140.247.122.253/deconfine.html), [scsep](http://140.247.122.253/scsep.html), [scces](http://140.247.122.253/scces.html), [nfl](http://140.247.122.253/nfl.html)); [DOI](https://doi.org/10.1103/PhysRevLett.90.216403).
155. *Spin collective mode and quasiparticle contributions to STM spectra of d-wave superconductors with pinning*, A. Polkovnikov, S. Sachdev, and M. Vojta, Physica C **388-389**, 19 (2003) (Erratum: **391**, 381 (2003)), Proceedings of the 23rd International Conference on Low Temperature Physics, August 20-27, 2002, Hiroshima, Japan; [cond-mat/0208334](http://arxiv.org/abs/cond-mat/0208334).(Subjects [vbs](http://140.247.122.253/vbs.html), [superflow](http://140.247.122.253/superflow.html)); [DOI](https://doi.org/10.1016/S0921-4534%2802%2902605-9).
156. *Scratching the Bose surface*, S. Sachdev, Nature **418**, 739 (2002); [cond-mat/0208326](http://arxiv.org/abs/cond-mat/0208326). (Subject [bec](http://140.247.122.253/bec.html)); [DOI](https://doi.org/10.1038/418739a).
157. *Strongly coupled quantum criticality with a Fermi surface in two dimensions: fractionalization of spin and charge collective modes*, S. Sachdev and T. Morinari, Physical Review B **66**, 235117 (2002); [cond-mat/0207167](http://arxiv.org/abs/cond-mat/0207167). (Subjects [vbs](http://140.247.122.253/vbs.html), [nfl](http://140.247.122.253/nfl.html)); [DOI](https://doi.org/10.1103/PhysRevB.66.235117).
158. *Non-equilibrium Gross-Pitaevskii dynamics of boson lattice models*, A. Polkovnikov, S. Sachdev, and S.M. Girvin, Physical Review A **66**, 053607 (2002); [cond-mat/0206490](http://arxiv.org/abs/cond-mat/0206490). (Subjects [bose](http://140.247.122.253/bose.html), [bec](http://140.247.122.253/bec.html)); [DOI](https://doi.org/10.1103/PhysRevA.66.053607).
159. *Mott insulators in strong electric fields*, S. Sachdev, K. Sengupta, and S.M. Girvin, Physical Review B **66**, 075128 (2002); [cond-mat/0205169](http://arxiv.org/abs/cond-mat/0205169). (Subject [bec](http://140.247.122.253/bec.html)); [DOI](https://doi.org/10.1103/PhysRevB.66.075128).
160. *Spin and charge order in the vortex lattice of the cuprates: experiment and theory*, S. Sachdev, Developments in Mathematical and Experimental Physics, Volume B: Statistical Physics and Beyond, A. Macias, F. Uribe, and E. Diaz eds, Kluwer Academic, New York (2002); [cond-mat/0203363](http://arxiv.org/abs/cond-mat/0203363).(Subject [superflow](http://140.247.122.253/superflow.html)); [DOI](https://doi.org/10.48550/arXiv.cond-mat/0203363).
161. *Pinning of dynamic spin density wave fluctuations in the cuprate superconductors*, A. Polkovnikov, M. Vojta, and S. Sachdev, Physical Review B **65**, 220509 (2002); [cond-mat/0203176](http://arxiv.org/abs/cond-mat/0203176).(Subjects [vbs](http://140.247.122.253/vbs.html), [superflow](http://140.247.122.253/superflow.html)) ; [DOI](https://doi.org/10.1103/PhysRevB.65.220509).
162. **§§§** *Tuning order in cuprate superconductors*, S. Sachdev and S.-C. Zhang, Science **295**, 452 (2002); [cond-mat/0201401](http://arxiv.org/abs/cond-mat/0201401).(Subject [superflow](http://140.247.122.253/superflow.html)); [DOI](https://doi.org/10.1126/science.1068718).
163. **§§§** *Competing orders in a magnetic field: spin and charge order in the cuprate superconductors*, Y. Zhang, E. Demler and S. Sachdev, Physical Review B **66**, 094501 (2002); [cond-mat/0112343](http://arxiv.org/abs/cond-mat/0112343).(Subject [superflow](http://140.247.122.253/superflow.html)); [DOI](https://doi.org/10.1103/PhysRevB.66.094501).
164. *Bond and Neel order and fractionalization in easy-plane antiferromagnets in two dimensions*, K. Park and S. Sachdev, Physical Review B **65**, 220405 (2002); [cond-mat/0112003](http://arxiv.org/abs/cond-mat/0112003). (Subjects [peierls](http://140.247.122.253/peierls.html), [deconfine](http://140.247.122.253/deconfine.html)); [DOI](https://doi.org/10.1103/PhysRevB.65.220405).
165. *Magnetic field tuning of charge and spin order in the cuprate superconductors*, A. Polkovnikov, S. Sachdev, M. Vojta, and E. Demler, Proceedings of Physical Phenomena at High Magnetic Fields-IV, Santa Fe, October 19-25, 2001, G. Boebinger, Z. Fisk, L.P. Gor'kov, A. Lacerda, and J.R. Schieffer eds, World Scientific, Singapore (2002), International Journal of Modern Physics B **16**, 3156 (2002); [cond-mat/0110329](http://arxiv.org/abs/cond-mat/0110329).(Subjects [mqc](http://140.247.122.253/mqc.html), [superflow](http://140.247.122.253/superflow.html)); [DOI](https://doi.org/10.1142/S0217979202013821).
166. *Finite temperature dynamics near quantum phase transitions*, S. Sachdev, keynote talk at the 11th International Conference on Recent Progress in Many-Body Theories, UMIST, Manchester UK, 9-13 July, 2001, edited by Raymond F. Bishop, Tobias Brandes, Klaus A. Gernoth, Niels R. Walet and Yang Xian, World Scientific, Singapore (2002); [cond-mat/0110161](http://arxiv.org/abs/cond-mat/0110161). (Subjects [qptd](http://140.247.122.253/qptd.html), [qccross](http://140.247.122.253/qccross.html),, [ising](http://140.247.122.253/ising.html)); [DOI](https://doi.org/10.1142/9789812777843_0016).
167. *Quantum phase transitions of correlated electrons in two dimensions*, S. Sachdev, Lectures at the *International Summer School on Fundamental Problems in Statistical Physics X*, August-September 2001, Altenberg, Germany, Physica A **313**, 252 (2002); [cond-mat/0109419](http://arxiv.org/abs/cond-mat/0109419). (Subjects [peierls](http://140.247.122.253/peierls.html), [mqc](http://140.247.122.253/mqc.html), [qptd](http://140.247.122.253/qptd.html), [iron](http://140.247.122.253/iron.html)); [DOI](https://doi.org/10.1016/S0378-4371%2802%2901040-3).
168. *Quantum spin glass transition in the two dimensional electron gas*, S. Sachdev, Pramana **58**, 285 (2002); [cond-mat/0109309](http://arxiv.org/abs/cond-mat/0109309). (Subjects [mit](http://140.247.122.253/mit.html), [qsg](http://140.247.122.253/qsg.html), [qmm](http://140.247.122.253/qmm.html), [ferro](http://140.247.122.253/ferro.html)); [DOI](https://doi.org/10.1007/s12043-002-0014-0).
169. **§§§** *Spin and charge order in Mott insulators and d-wave superconductors*, S. Sachdev, Journal of Physics and Chemistry of Solids **63**, 2269 (2002); [cond-mat/0108238](http://arxiv.org/abs/cond-mat/0108238).(Subjects [vbs](http://140.247.122.253/vbs.html), [mqc](http://140.247.122.253/mqc.html), [superflow](http://140.247.122.253/superflow.html), [zinc](http://140.247.122.253/zinc.html)); [DOI](https://doi.org/10.1016/S0022-3697%2802%2900245-7).
170. **§§§** *Ground states of quantum antiferromagnets in two dimensions*, S. Sachdev and K. Park, Annals of Physics (N.Y.) **298**, 58 (2002); [cond-mat/0108214](http://arxiv.org/abs/cond-mat/0108214). (Subjects [peierls](http://140.247.122.253/peierls.html), [deconfine](http://140.247.122.253/deconfine.html)); [DOI](https://doi.org/10.1006/aphy.2002.6232).
171. *Tunneling gap of laterally separated quantum Hall systems*, M. Kollar and S. Sachdev, Physical Review B **65**, 121304 (2002); [cond-mat/0106001](http://arxiv.org/abs/cond-mat/0106001). (Subject [ilya](http://140.247.122.253/ilya.html)); [DOI](https://doi.org/10.1103/PhysRevB.65.121304).
172. *Bond operator theory of doped antiferromagnets: from Mott insulators with bond-centered charge order, to superconductors with nodal fermions*, K. Park and S. Sachdev, Physical Review B **64**, 184510 (2001); [cond-mat/0104519](http://arxiv.org/abs/cond-mat/0104519).(Subjects [mqc](http://140.247.122.253/mqc.html), [scces](http://140.247.122.253/scces.html), [vbs](http://140.247.122.253/vbs.html)); [DOI](https://doi.org/10.1103/PhysRevB.64.184510).
173. *Quantum phase transitions and collective modes in d-wave superconductors*, M. Vojta and S. Sachdev, Advances in Solid State Physics **41**, 329 (2001), Proceedings of the 2001 DPG Meeting, Hamburg; [cond-mat/0104176](http://arxiv.org/abs/cond-mat/0104176). (Subject [qptd](http://140.247.122.253/qptd.html)); [DOI](https://doi.org/10.1007/3-540-44946-9_27).
174. *Spin ordering quantum transitions of superconductors in a magnetic field*, E. Demler, S. Sachdev and Y. Zhang, Physical Review Letters **87**, 067202 (2001); [cond-mat/0103192](http://arxiv.org/abs/cond-mat/0103192). (Subjects [mqc](http://140.247.122.253/mqc.html), [superflow](http://140.247.122.253/superflow.html)); [DOI](https://doi.org/10.1103/PhysRevLett.87.067202).
175. *Quantum phases of the Shastry-Sutherland antiferromagnet*, C.H. Chung, J.B. Marston, and S. Sachdev, Physical Review B **64**, 134407 (2001); [cond-mat/0102222](http://arxiv.org/abs/cond-mat/0102222). (Subjects [peierls](http://140.247.122.253/peierls.html), [deconfine](http://140.247.122.253/deconfine.html)); [DOI](https://doi.org/10.1103/PhysRevB.64.134407).
176. *Comment on "Critical spin dynamics of the 2D quantum Heisenberg antiferromagnets: Sr2CuO2Cl2 and Sr2Cu3O4Cl2"*, S. Sachdev and O.A. Starykh, [cond-mat/0101394](http://arxiv.org/abs/cond-mat/0101394). (Subjects [mqc](http://140.247.122.253/mqc.html), [transqc](http://140.247.122.253/transqc.html), [qccross](http://140.247.122.253/qccross.html)); [DOI](https://doi.org/10.48550/arXiv.cond-mat/0101394).
177. *Static hole in a critical antiferromagnet: field-theoretic renormalization group*, S. Sachdev, Physica C **357**, 78 (2001); [cond-mat/0011233](http://arxiv.org/abs/cond-mat/0011233). (Subjects [socat](http://140.247.122.253/socat.html), [zinc](http://140.247.122.253/zinc.html)); [DOI](https://doi.org/10.1016/S0921-4534%2801%2900198-8).
178. *Spin orthogonality catastrophe in two-dimensional antiferromagnets and superconductors*, S. Sachdev, M. Troyer, and M. Vojta, Physical Review Letters **86**, 2617 (2001); [cond-mat/0011232](http://arxiv.org/abs/cond-mat/0011232). (Subject [socat](http://140.247.122.253/socat.html)); [DOI](https://doi.org/10.1103/PhysRevLett.86.2617).
179. **§§§** *Quantum criticality: competing ground states in low dimensions*, S. Sachdev, Science **288**, 475 (2000); [cond-mat/0009456](http://arxiv.org/abs/cond-mat/0009456). (Subjects [peierls](http://140.247.122.253/peierls.html), [deconfine](http://140.247.122.253/deconfine.html), [mqc](http://140.247.122.253/mqc.html), [scsep](http://140.247.122.253/scsep.html), [vbs](http://140.247.122.253/vbs.html), [transqc](http://140.247.122.253/transqc.html)); [DOI](https://doi.org/10.1126/science.288.5465.475).
180. *Quantum fluctuations of a nearly critical Heisenberg spin glass*, A. Georges, O. Parcollet, and S. Sachdev, Physical Review B **63**, 134406 (2001); [cond-mat/0009388](http://arxiv.org/abs/cond-mat/0009388).(Subject [qsg](http://140.247.122.253/qsg.html)); [DOI](https://doi.org/10.1103/PhysRevB.63.134406).
181. *Non-magnetic impurities as probes of insulating and doped Mott insulators in two dimensions*, S. Sachdev and M. Vojta, Proceedings of the XIII International Congress on Mathematical Physics, July 2000, London, A. Fokas, A. Grigoryan, T. Kibble, and B. Zegarlinski eds, International Press, Boston (2001); [cond-mat/0009202](http://arxiv.org/abs/cond-mat/0009202). (Subject: [zinc](http://140.247.122.253/zinc.html)); [DOI](https://doi.org/10.48550/arXiv.cond-mat/0009202).
182. *Renormalization group analysis of quantum critical points in d-wave superconductors*, M. Vojta, Y. Zhang, and S. Sachdev, International Journal of Modern Physics B **14**, 3719 (2000); [cond-mat/0008048](http://arxiv.org/abs/cond-mat/0008048). (Subject [qptd](http://140.247.122.253/qptd.html)); [DOI](https://doi.org/10.1142/S0217979200004271).
183. *Impurity in a d-wave superconductor: Kondo effect and STM spectra*, A. Polkovnikov, S. Sachdev, and M. Vojta, Physical Review Letters **86**, 296 (2001); [cond-mat/0007431](http://arxiv.org/abs/cond-mat/0007431). (Subject: [zinc](http://140.247.122.253/zinc.html)); [DOI](https://doi.org/10.1103/PhysRevLett.86.296).
184. *Quantum phase transitions in d-wave superconductors*, M. Vojta, Y. Zhang, and S. Sachdev, Physical Review Letters **85**, 4940 (2000); **100**, 089904(E) (2008); [cond-mat/0007170](http://arxiv.org/abs/cond-mat/0007170). (Subject [qptd](http://140.247.122.253/qptd.html)); [DOI](https://doi.org/10.1103/PhysRevLett.85.4940).
185. *Damping of collective modes and quasiparticles in d-wave superconductors*, S. Sachdev and M. Vojta, *New Theoretical Approaches to Strongly Correlated Systems*, NATO ASI Series, Kluwer Academic, Dordrecht (2000); [cond-mat/0005250](http://arxiv.org/abs/cond-mat/0005250). (Subjects: [qptd](http://140.247.122.253/qptd.html), [zinc](http://140.247.122.253/zinc.html)); [DOI](https://doi.org/10.48550/arXiv.cond-mat/0005250).
186. *Quantum impurity in a nearly-critical two dimensional antiferromagnet*, S. Sachdev, C. Buragohain, and M. Vojta, Science **286**, 2479 (1999); [cond-mat/0004156](http://arxiv.org/abs/cond-mat/0004156). (Subject: [zinc](http://140.247.122.253/zinc.html)); [DOI](https://doi.org/10.1126/science.286.5449.2479).
187. *Competing orders and quantum criticality in doped antiferromagnets*, M. Vojta, Y. Zhang, and S. Sachdev, Physical Review B **62**, 6721 (2000); [cond-mat/0003163](http://arxiv.org/abs/cond-mat/0003163). (Subjects [scces](http://140.247.122.253/scces.html), [qptd](http://140.247.122.253/qptd.html), [vbs](http://140.247.122.253/vbs.html)); [DOI](https://doi.org/10.1103/PhysRevB.62.6721).
188. *Impurity spin dynamics in 2D antiferromagnets and superconductors*, M. Vojta, C. Buragohain. and S. Sachdev, Proceedings of the M2S-HTSC-VI conference, Physica C **341-348**, 327 (2000); [cond-mat/0002316](http://arxiv.org/abs/cond-mat/0002316). (Subject: [zinc](http://140.247.122.253/zinc.html)); [DOI](https://doi.org/10.1016/S0921-4534%2800%2900503-7).
189. *Quantum impurity dynamics in two-dimensional antiferromagnets and superconductors*, M. Vojta, C. Buragohain, and S. Sachdev, Physical Review B **61**, 15152 (2000); [cond-mat/9912020](http://arxiv.org/abs/cond-mat/9912020). (Subject: [zinc](http://140.247.122.253/zinc.html)); [DOI](https://doi.org/10.1103/PhysRevB.61.15152).
190. *Translational symmetry breaking in two-dimensional antiferromagnets and superconductors*, S. Sachdev and M. Vojta, Journal of the Physical Society of Japan **69,** Suppl. B, 1 (2000); [cond-mat/9910231](http://arxiv.org/abs/cond-mat/9910231). (Subjects [vbs](http://140.247.122.253/vbs.html), [peierls](http://140.247.122.253/peierls.html), [deconfine](http://140.247.122.253/deconfine.html), [qdimer](http://140.247.122.253/qdimer.html)); [DOI](https://doi.org/10.48550/arXiv.cond-mat/9910231).
191. *Mean field theory of a quantum Heisenberg spin glass*, A. Georges, O. Parcollet, and S. Sachdev, Physical Review Letters **85**, 840 (2000); [cond-mat/9909239](http://arxiv.org/abs/cond-mat/9909239).(Subject [qsg](http://140.247.122.253/qsg.html)); [DOI](https://doi.org/10.1103/PhysRevLett.85.840).
192. *Quantum phase transitions in antiferromagnets and superfluids*, S. Sachdev and M. Vojta, Physica B **280**, 333 (2000); [cond-mat/9908008](http://arxiv.org/abs/cond-mat/9908008). (Subjects [vbs](http://140.247.122.253/vbs.html), [mqc](http://140.247.122.253/mqc.html), [transqc](http://140.247.122.253/transqc.html)); [DOI](https://doi.org/10.1016/S0921-4526%2899%2901726-3).
193. *Charge order, superconductivity, and a global phase diagram of doped antiferromagnets*, M. Vojta and S. Sachdev, Physical Review Letters **83**, 3916 (1999); [cond-mat/9906104](http://arxiv.org/abs/cond-mat/9906104). (Subjects [qptd](http://140.247.122.253/qptd.html), [vbs](http://140.247.122.253/vbs.html)); [DOI](https://doi.org/10.1103/PhysRevLett.83.3916).
194. *Comment on "Spin Transport of the quantum one-dimensional non-linear sigma model"*, S. Sachdev and K. Damle, Journal of the Physical Society of Japan **69**, 2712 (2000); [cond-mat/9906054](http://arxiv.org/abs/cond-mat/9906054).(Subject [1dafm](http://140.247.122.253/1dafm.html)); [DOI](https://doi.org/10.1143/JPSJ.69.2712).
195. *Thermally fluctuating superconductors in two dimensions*, S. Sachdev and O. Starykh, Nature **405**, 322 (2000); [cond-mat/9904354](http://arxiv.org/abs/cond-mat/9904354). (Subject [transqc](http://140.247.122.253/transqc.html)); [DOI](https://doi.org/10.1038/35012530).
196. *Quantum conductors in a plane*, P. Phillips, S. Sachdev, S. Kravchenko, and A. Yazdani, Proceedings of the National Academy of Sciences **96**, 9983 (1999); [cond-mat/9902025](http://arxiv.org/abs/cond-mat/9902025). (Subject [transqc](http://140.247.122.253/transqc.html)); [DOI](https://doi.org/10.1073/pnas.96.18.9983).