#  1992-1984 

 



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

52. *Gapless spin-fluid ground state in a random quantum Heisenberg magnet*, S. Sachdev and J. Ye, Physical Review Letters **70**, 3339 (1993); [cond-mat/9212030](http://arxiv.org/abs/cond-mat/9212030) (Subject [qsg](http://140.247.122.253/qsg.html)); [DOI](https://doi.org/10.1103/PhysRevLett.70.3339).
53. *A solvable spin glass of quantum rotors*, J. Ye, S. Sachdev, and N. Read, Physical Review Letters **70**, 4011 (1993); [cond-mat/9212027](http://arxiv.org/abs/cond-mat/9212027). (Subject [qsg](http://140.247.122.253/qsg.html)); [DOI](https://doi.org/10.1103/PhysRevLett.70.4011).
54. *Universal quantum critical dynamics of two-dimensional antiferromagnets*, S. Sachdev and J. Ye, Physical Review Letters **69**, 2411 (1992); [cond-mat/9204001](http://arxiv.org/abs/cond-mat/9204001). (Subject [mqc](http://140.247.122.253/mqc.html)); [DOI](https://doi.org/10.1103/PhysRevLett.69.2411).
55. *Stable hc/e vortices in superconductors with spin-charge separation*, S. Sachdev, International Journal of Modern Physics B **6**, 509 (1992). (Subject [scsep](http://140.247.122.253/scsep.html)); [DOI](https://doi.org/10.1142/S0217979292000293).
56. *Icosahedral ordering in supercooled liquids and metallic glasses*, S. Sachdev, *Bond Orientational Order in Condensed Matter Systems*, K.J. Strandburg ed., Springer-Verlag, New York (1992). (Subject [icosa](http://140.247.122.253/icosa.html)); [Weblink](https://doi.org/10.5281/zenodo.17050786); [DOI](https://doi.org/10.1007/978-1-4612-2812-7_6).
57. *Kagome and triangular lattice Heisenberg antiferromagnets: ordering from quantum fluctuations and quantum-disordered ground states with deconfined bosonic spinons*, S. Sachdev, Physical Review B **45**, 12377 (1992) (Subjects [deconfine](http://140.247.122.253/deconfine.html), [qdimer](http://140.247.122.253/qdimer.html)); [DOI](https://doi.org/10.1103/PhysRevB.45.12377).
58. *Superconducting, metallic, and insulating phases in a model of CuO2 layers*, J. Ye and S. Sachdev, Physical Review B **44**, 10173 (1991). (Subject [scsep](http://140.247.122.253/scsep.html), [scces](http://140.247.122.253/scces.html)); [DOI](https://doi.org/10.1103/PhysRevB.44.10173).
59. *Stable hc/e vortices in a gauge theory of superconductivity in strongly correlated electronic systems*, S. Sachdev, Physical Review B **45**, 389 (1992). (Subject [scsep](http://140.247.122.253/scsep.html)); [DOI](https://doi.org/10.1103/PhysRevB.45.389).
60. *Spontaneous alignment of frustrated bonds in an anisotropic, three dimensional Ising model*, R. Jalabert and S. Sachdev, Physical Review B **44**, 686 (1991). (Subjects [deconfine](http://140.247.122.253/deconfine.html), [qdimer](http://140.247.122.253/qdimer.html)); [DOI](https://doi.org/10.1103/PhysRevB.44.686).
61. *Pairing in two dimensions: a systematic approach*, S. Sachdev and Z. Wang, Physical Review B **43**, 10229 (1991). (Subject [scces](http://140.247.122.253/scces.html)); [DOI](https://doi.org/10.1103/PhysRevB.43.10229).
62. [*Resonating Valence Bonds and odd Z2 spin liquids*](https://doi.org/10.5281/zenodo.17050769), S. Sachdev, notes dated July 30, 1990. The results of these notes were announced in [this paper](https://doi.org/10.1103/PhysRevB.44.686) and [this paper](https://doi.org/10.1103/PhysRevB.45.12377); [cond-mat/9910231](https://arxiv.org/abs/cond-mat/9910231). (Subjects [deconfine](http://140.247.122.253/deconfine.html), [qdimer](http://140.247.122.253/qdimer.html)); [DOI](https://doi.org/10.5281/zenodo.14064235).
63. *Large N expansion for frustrated and doped quantum antiferromagnets*, S. Sachdev and N. Read, International Journal of Modern Physics B **5**, 219 (1991); [cond-mat/0402109](http://arxiv.org/abs/cond-mat/0402109). (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), [vbs](http://140.247.122.253/vbs.html), [iron](http://140.247.122.253/iron.html)); [DOI](http://dx.doi.org/10.1142/S0217979291000158).
64. *Large N expansion for frustrated quantum antiferromagnets*, N. Read and S. Sachdev, Physical Review Letters **66**, 1773 (1991). (Subject [deconfine](http://140.247.122.253/deconfine.html), [iron](http://140.247.122.253/iron.html)); [DOI](https://doi.org/10.1103/PhysRevLett.66.1773).
65. *Local moments near the metal-insulator transition*, S. Sachdev, *Frontiers in Condensed Matter Theory*, Proceedings of a US-USSR conference, Annals of the New York Academy of Sciences, vol **581** (1990). (Subject [mit](http://140.247.122.253/mit.html)); [DOI](https://doi.org/10.1111/j.1749-6632.1990.tb22719.x).
66. *Nature of the disordered phase of low dimensional quantum antiferromagnets*, S. Sachdev, *Electron Correlation and Disorder Effects in Metals*, S.N. Behera ed., World Scientific, Singapore (1990). (Subject [peierls](http://140.247.122.253/peierls.html)); [DOI](https://doi.org/10.5281/zenodo.15486156).
67. *Effective lattice models for two dimensional quantum antiferromagnets*, S. Sachdev and R. Jalabert, Modern Physics Letters B **4**, 1043 (1990). (Subject [peierls](http://140.247.122.253/peierls.html)); [DOI](https://doi.org/10.1142/S0217984990001318).
68. *Spin-Peierls, valence bond solid, and Neel ground states of low dimensional quantum antiferromagnets*, N. Read and S. Sachdev, Physical Review B **42**, 4568 (1990). (Subjects [peierls](http://140.247.122.253/peierls.html), [qdimer](http://140.247.122.253/qdimer.html)); [DOI](https://doi.org/10.1103/PhysRevB.42.4568).
69. *Conservation laws, anisotropy and self-organized criticality in noisy non-equilibrium systems*, G. Grinstein, D.H. Lee, and S. Sachdev, Physical Review Letters **64**, 1927 (1990). (Subject [soc](http://140.247.122.253/soc.html)); [DOI](https://doi.org/10.1103/PhysRevLett.64.1927).
70. *Action of hedgehog-instantons in the disordered phase of the 2+1 dimensional CPN-1 model*, G. Murthy and S. Sachdev, Nuclear Physics B **344**, 557 (1990). (Subject [peierls](http://140.247.122.253/peierls.html)); [DOI](https://doi.org/10.1016/0550-3213(90)90670-9).
71. *Bond-operator representation of quantum spins: Mean field theory of frustrated quantum Heisenberg antiferromagnets*, S. Sachdev and R.N. Bhatt, Physical Review B **41**, 9323 (1990). (Subject [peierls](http://140.247.122.253/peierls.html)); [DOI](https://doi.org/10.1103/PhysRevB.41.9323).
72. *Large N limit of the square lattice t-J model at 1/4 and other filling fractions*, S. Sachdev, Physical Review B **41**, 4502 (1990). (Subject [vbs](http://140.247.122.253/vbs.html)); [DOI](https://doi.org/10.1103/PhysRevB.41.4502).
73. *Spin-Peierls ground states of the quantum dimer model: a finite size study*, S. Sachdev, Physical Review B **40**, 5204 (1989). (Subjects [peierls](http://140.247.122.253/peierls.html), [qdimer](http://140.247.122.253/qdimer.html)); [DOI](https://doi.org/10.1103/PhysRevB.40.5204).
74. *Sine-Gordon theory of the non-Neel phase of two-dimensional quantum antiferromagnets*, W. Zheng and S. Sachdev, Physical Review B **40**, 2704 (1989). (Subjects [peierls](http://140.247.122.253/peierls.html), [qdimer](http://140.247.122.253/qdimer.html)); [DOI](https://doi.org/10.1103/PhysRevB.40.2704).
75. *Valence bond and spin-Peierls ground states of low dimensional quantum antiferromagnets*, N. Read and S. Sachdev, Physical Review Letters **62**, 1694 (1989). (Subjects [peierls](http://140.247.122.253/peierls.html), [iron](http://140.247.122.253/iron.html)); [DOI](https://doi.org/10.1103/PhysRevLett.62.1694).
76. *Hole motion in a quantum Neel state*, S. Sachdev, Physical Review B **39**, 12232 (1989). (Subjects [acl](http://140.247.122.253/acl.html), [peierls](http://140.247.122.253/peierls.html), [socat](http://140.247.122.253/socat.html)); [DOI](https://doi.org/10.1103/PhysRevB.39.12232).
77. *Some features of the phase diagram of SU(N) antiferromagnets on a square lattice*, N. Read and S. Sachdev, Nuclear Physics B **316**, 609 (1989). (Subject [peierls](http://140.247.122.253/peierls.html)); [DOI](https://doi.org/10.1016/0550-3213(89)90061-8).
78. *Effective field theory of local moment formation in disordered metals*, M. Milovanovic, S. Sachdev and R.N. Bhatt, Physical Review Letters **63**, 82 (1989). (Subject [mit](http://140.247.122.253/mit.html)); [DOI](https://doi.org/10.1103/PhysRevLett.63.82).
79. *Local moments near the metal-insulator transition*, S. Sachdev, Physical Review B **39**, 5297 (1989). (Subject [mit](http://140.247.122.253/mit.html)); [DOI](https://doi.org/10.1103/PhysRevB.39.5297).
80. *Thermodynamic behavior near a metal-insulator transition*, M.A. Paalanen, J. Graebner, S. Sachdev, and R.N. Bhatt, Physical Review Letters **61**, 597 (1988). (Subject [mit](http://140.247.122.253/mit.html)); [DOI](https://doi.org/10.1103/PhysRevLett.61.597).
81. *Superconductivity of itinerant electrons coupled to spin chains*, S. Sachdev and R. Shankar, Physical Review B **38**, 826 (1988). (Subject [scces](http://140.247.122.253/scces.html)); [DOI](https://doi.org/10.1103/PhysRevB.38.826).
82. *Magnetic properties of disordered systems near a metal-insulator transition*, R.N. Bhatt, M.A. Paalanen, and S. Sachdev, Journale de Physique, Colloque **C8**, 1179 (1988). (Subject [mit](http://140.247.122.253/mit.html)); [DOI](https://doi.org/10.1051/jphyscol:19888540).
83. *Magnetic properties acros the metal-insulator transition*, S. Sachdev, R.N. Bhatt, and M.A. Paalanen, Journal of Applied Physics **63**, 4285 (1988). (Subject [mit](http://140.247.122.253/mit.html)); [DOI](https://doi.org/10.1063/1.340204).
84. *Inelastic scattering and pair breaking in anisotropic and isotropic superconductors*, A.J. Millis, S. Sachdev, and C.M. Varma, Physical Review B **37**, 4975 (1988). (Subject [scces](http://140.247.122.253/scces.html)); [DOI](https://doi.org/10.1103/PhysRevB.37.4975).
85. *Valley fluctuations in degenerately-doped semiconductors*, S. Sachdev, Physical Review Letters **58**, 2590 (1987). (Subject [mit](http://140.247.122.253/mit.html)); [DOI](https://doi.org/10.1103/PhysRevLett.58.2590).
86. *Spin dephasing in disordered semiconductors and metals,* S. Sachdev, Physical Review B **35**, 7558 (1987). (Subject [mit](http://140.247.122.253/mit.html)); [DOI](https://doi.org/10.1103/PhysRevB.35.7558).
87. *Spin dynamics across the metal-insulator transition*, S. Sachdev and R.N. Bhatt, Journal of Applied Physics **61**, 4366 (1987). (Subject [mit](http://140.247.122.253/mit.html)); [DOI](https://doi.org/10.1063/1.338423).
88. *Electron spin resonance in Si:P near the metal-insulator transition*, M.A. Paalanen, S. Sachdev, and R.N. Bhatt, *18th International Conference on the Physics of Semiconductors*, O. Engstrom ed., World Scientific, Singapore (1986). (Subject [mit](http://140.247.122.253/mit.html)); [DOI](https://doi.org/10.5281/zenodo.15488380).
89. *Spin dynamics of nearly localized electrons*, M.A. Paalanen, S. Sachdev, R.N. Bhatt, and A.E. Ruckenstein, Physical Review Letters **57**, 2061 (1986). (Subject [mit](http://140.247.122.253/mit.html)); [DOI](https://doi.org/10.1103/PhysRevLett.57.2061).
90. *Electron spin resonance in disordered metals*, S. Sachdev, Physical Review B **34**, 6049 (1986). (Subject [mit](http://140.247.122.253/mit.html)); [DOI](https://doi.org/10.1103/PhysRevB.34.6049).
91. *Electron spin resonance in insulating doped semiconductors*, S. Sachdev and R.N. Bhatt, Physical Review B **34**, 4898 (1986). (Subject [mit](http://140.247.122.253/mit.html)); [DOI](https://doi.org/10.1103/PhysRevB.34.4898).
92. *Excited states and metal-insulator transition in monovalent systems*, R.N. Bhatt and S. Sachdev, Physical Review B **34**, 3520 (1986). (Subject [mit](http://140.247.122.253/mit.html)); [DOI](https://doi.org/10.1103/PhysRevB.34.3520).
93. *Frustration and order in rapidly cooled metals*, S. Sachdev, *Proceedings of the NATO Advanced Research Workshop on Incommensurate Materials* (1986). (Subject [icosa](http://140.247.122.253/icosa.html)); [DOI](https://doi.org/10.5281/zenodo.15488331).
94. *Viscous relaxation in metallic glasses*, S. Sachdev, Physical Review B **33**, 6395 (1986). (Subject [icosa](http://140.247.122.253/icosa.html)); [DOI](https://doi.org/10.1103/PhysRevB.33.6395).
95. *Icosahedral order in undercooled liquids and metallic glasses*, D.R. Nelson and S. Sachdev, *Proceedings of the Workshop on Amorphous Metals and Semiconductors*, P. Haasen and R. Jaffe eds (1985). (Subject [icosa](http://140.247.122.253/icosa.html)); [Weblink](https://books.google.com/books?hl=en&lr=&id=3DovBQAAQBAJ&oi=fnd&pg=PP1&dq=Proceedings+of+the+Workshop+on+Amorphous+Metals+and+Semiconductors+Acta+Metallurgica&ots=SHzH53vAow&sig=8A8Jiu3IAeA8aTYYhhqz-9WLwMQ#v=onepage&q=Proceedings%20of%20the%20Workshop%20on%20Amorphous%20Metals%20and%20Semiconductors%20Acta%20Metallurgica&f=false}{Weblink};%20\href{https://doi.org/10.5281/zenodo.15489836); [DOI](https://doi.org/10.5281/zenodo.15489835).
96. *Order in metallic glasses and icosahedral crystals*, S. Sachdev and D.R. Nelson, Physical Review B **32**, 4592 (1985). (Subject [icosa](http://140.247.122.253/icosa.html)); [DOI](https://doi.org/10.1103/PhysRevB.32.4592).
97. *Statistical mechanics of pentagonal and icosahedral order in dense liquids*, S. Sachdev and D.R. Nelson, Physical Review B **32**, 1480 (1985). (Subject [icosa](http://140.247.122.253/icosa.html)); [DOI](https://doi.org/10.1103/PhysRevB.32.1480).
98. *Incommensurate icosahedral density waves in rapidly cooled metals*, D.R. Nelson and S. Sachdev, Physical Review B **32**, 689 (1985). (Subject [icosa](http://140.247.122.253/icosa.html)); [DOI](https://doi.org/10.1103/PhysRevB.32.689).
99. *Universal amplitude ratios for two-dimensional melting on smooth and periodic substrates*, by S. Sachdev, Physical Review B, **31**, 4476 (1985). (Subject [2dmelt](http://140.247.122.253/2dmelt.html)); [DOI](https://doi.org/10.1103/PhysRevB.31.4476).
100. *Theory of the structure factor of metallic glasses*, S. Sachdev and D.R. Nelson, Physical Review Letters, **53**, 1947 (1984). (Subject [icosa](http://140.247.122.253/icosa.html)); [DOI](https://doi.org/10.1103/PhysRevLett.53.1947).
101. *Order and frustration on a random topography*, by S. Sachdev and D.R. Nelson, *Applications of Field Theory to Statistical Mechanics*, Proceedings, Sitges Spain 1984, edited by L. Garrido, Springer Verlag, Berlin (1985). (Subject [2dmelt](http://140.247.122.253/2dmelt.html)); [DOI](https://doi.org/10.1007/3-540-13911-7_86).
102. *Crystalline and fluid order on a random topography*, S. Sachdev and D.R. Nelson, Journal of Physics C: Solid State Physics, **17**, 5473 (1984). (Subject [2dmelt](http://140.247.122.253/2dmelt.html)); [DOI](https://doi.org/10.1088/0022-3719/17/30/019).
103. *Atom in a damped cavity*, S. Sachdev, Physical Review A **29**, 2627 (1984). (Subject [atomic](http://140.247.122.253/atomic.html)); [DOI](https://doi.org/10.1103/PhysRevA.29.2627).