Weihong Zheng Personal Web Site

Publications:

  1. T. Luo, and W.H. Zheng, A theoretical model of laser induced thermal lensing effect, Chinese Journal Lasers (in Chinese), 13(1986), 1-7, (also be translated in Chinese Physics Laser (in English), 13(1986), 1-7).
  2. S. Guo, W.H. Zheng, and J. Liu, The mass gap in 2+1 dimensional U(1) lattice gauge theory, Chinese Physics Letter, 3(1986), 445-448.
  3. S. Guo, W.H. Zheng, and J. Liu, Exact ground state, mass gap and string tension in lattice gauge theory, Physical Review D38(1988), 2591-2601.
  4. W.H. Zheng, J. Liu, and S. Guo, The mass gap in 2+1 dimensional SU(2) lattice gauge theory, High Energy Physics and Nuclear Physics (in Chinese), 12(1988), 134-136, and translated in High Energy Physics and Nuclear Physics (in English), 12(1988), 51-54.
  5. J. Liu, W.H. Zheng, and S. Guo, The mass gap in 2+1 dimensional SU(3) lattice gauge theory, High Energy Physics and Nuclear Physics (in Chinese), 12(1988), 420-423, and translated in High Energy Physics and Nuclear Physics (in English), 12(1988), 137-141.
  6. S. Guo and W.H. Zheng, Universality and mass gap for a series of lattice Hamiltonians with exact ground states, Physical Review D39(1989), 3144-3150.
  7. W.H. Zheng and S. Guo, Variational calculation of the glueball gap in 2+1 dimensional U(1) LGT, High Energy Physics and Nuclear Physics, 13(1989), 184-187.
  8. Z. Li, W. Zheng, and S. Guo, The Monte Carlo calculation of mass gap in 2+1 dimensional SU(2) lattice gauge theory, High Energy Physics and Nuclear Physics, 13(1989), 316-319.
  9. Z. Li, W.H. Zheng and S. Guo, The Wilson loops expectations in 2 dimensional and 3 dimensional SU(2) LGT, High Energy Physics and Nuclear Physics, 13 (1989), 512-517.
  10. Z. Li, W.H. Zheng, and S. Guo, The string tensions of 2+1 dimensional SU(2) lattice gauge theory, High Energy Physics and Nuclear Physics, 13(1989), 670-672.
  11. S. Guo and W.H. Zheng, Reply to comment by Roskies, Physical Review D41 (1990), 1360-1361.
  12. W. Zheng and S. Guo, Variational calculation of the glueball gap in 2+1 dimensional SU(2) LGT, High Energy Physics and Nuclear Physics (in Chinese), 13(1988), 83-86, and translated in  High Energy Physics and Nuclear Physics (in English), 13(1990), 33-36.
  13. Q. Chen, J. Liu, Xue Xun, W. Zheng, and S. Guo, The mean-plaquette internal energy for SU(3) gauge theory in cumulant expansion, High Energy Physics and Nuclear Physics, 13(1990), 900-906.
  14. Q. Chen, W.H. Zheng, X. Luo, and X. Fang, Variational Study of <yy> in the Lattice Schwinger Model , High Energy Physics and Nuclear Physics, 15(1991), 23-28.
  15. W. Zheng, J. Oitmaa, and C.J. Hamer, The square-lattice Heisenberg antiferromagnet at T=0, Physical Review B43(1991), 8321-8330.
  16. C.J. Hamer, J. Oitmaa, and W.H. Zheng, Zero-temperature properties of the quantum XY model with anisotropy, Physical Review B43(1991), 10789-10796.
  17. W.H. Zheng, J. Oitmaa, and C.J. Hamer, Second order spin wave results for the quantum XXZ and XY models with anisotropy, Physical Review B44(1991), 11869-11881.
  18. S. Guo, W.H. Zheng, J. Liu, and Z. Li, Relevance of operators in modified lattice Hamiltonians,  Physical Review D44(1991), 1269-1273.
  19. J. Oitmaa, C.J. Hamer, and W.H. Zheng, Low-temperature series expansions for the (2+1)-dimensional Ising model, Journal of Physics A24(1991), 2863-2867.
  20. C.J. Hamer, J. Oitmaa, and W.H. Zheng, Series analysis of 3-state Potts model in (2+1) dimensions,  Journal of Physics A25(1992), 1821-1833.
  21. J. Oitmaa, C.J. Hamer and W.H. Zheng, Quantum Magnets on the honeycomb and triangular lattices at T=0, Physical Review B45(1992), 9834-9841.
  22. C.J. Hamer, J. Oitmaa and W.H. Zheng,  Series analysis of U(1) and SU(2) lattice gauge theory in (2+1) dimensions,  Physical Review D45(1992), 4652-4658.
  23. C.J. Hamer, W.H. Zheng and P. Arndt, Third order spin wave theory for the Heisenberg antiferromagnet, Physical Review B46(1992), 6276-6292.
  24. J. Oitmaa and W.H. Zheng, Two parameter expansions for quantum spin systems,  Journal of Physics A25(1992), 5849-5860.
  25. C.J. Hamer and W.H. Zheng, Spin-wave expansion for the O(2) Heisenberg spin model in (1+1) dimensions,  Journal of Physics A25(1992), 6211-6230.
  26. W.H. Zheng and C.J. Hamer, Spin-wave theory and finite-size scaling for the Heisenberg antiferromagnet, Physical Review B47(1993), 7961-7970. 
  27.   J. Oitmaa , J. Yang, J.A. Henderson, and W.H. Zheng, Large-U expansions for the Hubbard model at T=0 (II),  Physical Review B48(1993), 6210-6216. 
  28. C.J. Hamer and W.H. Zheng, Weak-coupling expansions and an effective Lagrangian for compact U(1) lattice gauge Theory in (D+1) dimensions, Physical Review D48(1993), 4435-4449. 
  29. C.J. Hamer, J. Oitmaa, and W.H. Zheng, Strong coupling series for Abelian lattice gauge models in 3+1 dimensions, Physical Review D49(1994), 535-542.
  30. G.A.Jr. Baker, W.H. Zheng, and J. Oitmaa, Series study of the continuous-spin Ising model,   Journal of Physics A27(1994), 3403-3405.
  31. W.H. Zheng, J. Oitmaa, and C.J. Hamer, Series expansions for the 3D transverse Ising model at T=0,  Journal of Physics, A27(1994), 5425-5444.
  32. W.H. Zheng, C.J. Hamer, and J. Oitmaa, Approximate universality at a first-order transition -- the three-state Potts model in (3+1) dimensions,  Journal of Physics A27(1994), 5789-5800.
  33. J. Oitmaa, C.J. Hamer, and W.H. Zheng, Heisenberg antiferromagnet and the XY model at T=0 in the three dimensions, Physical Review B50(1994), 3877-3893.
  34. C.J. Hamer, W.H. Zheng, and J. Oitmaa, Spin-wave stiffness of the Heisenberg antiferromagnet at zero temperature,  Physical Review B50(1994), 6877-6888.
  35. Q. Chen, S. Guo, W.H. Zheng, and X. Fang, Fourth-order calculation of vacuum wave function and mass gap of SU(2) lattice gauge theory, Physical Review D50(1994), 3564-3565.
  36. W.H. Zheng, J. Oitmaa, and C.J. Hamer , Comparison between linked-cluster expansion methods for the Heisenberg antiferromagnet on the square lattice, Physical Review B52(1995), 10278-10285.
  37. C.J. Hamer, W.H. Zheng, and J. Oitmaa, A comparison between linked-cluster expansion methods for the U(1) lattice gauge model in 2+1 dimensions, Physical Review D53(1996), 1429-1438.
  38. S. Guo, Q. Chen, X. Fang, J. Liu, X.Q. Luo, and W.H. Zheng, Truncated eigenvalue equation and long wavelength behavior of lattice gauge theory,  Nuclear Physics B(Proc. Suppl.) 47(1996), 827-830.
  39. C.J. Hamer, W.H. Zheng, and J. Oitmaa, A comparison between linked-cluster expansion methods for the U(1) lattice gauge model in 2+1 dimensions,  Nuclear Physics B (Proc. Suppl.) 47(1996), 675-678.
  40. J. Oitmaa, R.R.P. Singh, and W.H. Zheng, Quantum spin ladders at T=0 and at high temperatures studied by series expansions, Physical Review B54(1996), 1009-1018.
  41. J. Oitmaa and W.H. Zheng, Series expansion for the J1-J2 Heisenberg antiferromagnet on a square lattice, Physical Review B54(1996), 3022-3026. 
  42. C.J. Hamer, M. Sheppeard, W.H. Zheng, and D. Schutte, Universality for SU(2) Yang-Mills theory in 2+1 dimensions,   Physical Review D54(1996), 2395-2399.
  43. C.J. Hamer, M. Sheppeard, W.H. Zheng, A Monte Carlo approach for SU(2) Yang-Mills theory in (2+1)D, Journal of Physics G22 (1996), 1303-1313.
  44. M.P. Gelfand, W.H. Zheng, R.R.P. Singh, J. Oitmaa, and C.J. Hamer, Convergent expansions for properties of the Heisenberg model for CaV4O9, Physical Review Letters 77(1996), 2794-2797. 
  45. D. Schutte, W.H. Zheng and C.J. Hamer, Coupled cluster method in Hamiltonian lattice field theory, Physical Review D55(1997), 2974-2986.
  46. W.H. Zheng, R.R.P. Singh, J. Oitmaa, Field Dependence of the Magnetization for the spin-ladder material Cu2(C5H12N2)2Cl4,  Physical Review B55 (1997), 8052-8055. 
  47. N.S. Witte, L.C.L. Hollenberg, and W.H. Zheng, Two-dimensional XXZ model ground-state properties using an analytic Lanczos expansion, Physical Review B55(1997), 10412-10419.
  48. W.H. Zheng, M.P. Gelfand, R.R.P. Singh, J. Oitmaa, and C.J. Hamer, Heisenberg models for CaV4O9: Expansions about high-temperature, plaquette, Ising, and dimer limits, Physical Review B55(1997), 11377-11390. 
  49. W.H. Zheng, Various series expansions for the bilayer S=1/2 Heisenberg antiferromagnet, Physical Review B55(1997), 12267-12275.
  50. C.J. Hamer, W.H. Zheng and J. Oitmaa , Series expansions for the massive schwinger model in Hamiltonian lattice theory, Physical Review D56(1997), 55-67.
  51. M.P. Gelfand, W.H. Zheng, C.J. Hamer and J. Oitmaa, Spin-S bilayer Heisenberg models: Mean-field arguments and numerical calculations, Physical Review B57(1998), 392-397.
  52. C.J. Hamer, J. Oitmaa, and W.H. Zheng, Series Expansions for three-dimensional QED, Physical Review D57(1998), 2523-2536.
  53. W.H. Zheng, V. Kotov, J. Oitmaa, Studies of a 2-chain spin ladder with frustrating neighbor interations, Phys. Rev. B57(1998), 11439-11445.
  54. V. N. Kotov , O. Sushkov, W.H.  Zheng, and J. Oitmaa,   Novel approach to description of spin liquid phases in low-dimensional quantum antiferromagnets, Physical Review Letter, 80(1998), 5790-5793.
  55. Zheng Weihong, J. Oitmaa, C. J. Hamer, Meta-Plaquette Expansion for the Triplet Excitation Spectrum in CaV4O9, Physical Review B58 (1998) 14147-14150.
  56. C. J. Hamer, Zheng Weihong, and J. Oitmaa, One- and two-hole states in the two-dimensional t-J model
    via series expansions
    , Physical Review B 58, (1998), 15508-15519.
  57. W.H. Zheng, Multi-layer S=1/2 Heisenberg antiferromagnet, Physical Review B 59 (1999) 387-395.
  58. Rajiv R. P Singh, Zheng Weihong, Dynamical Transition from Triplets to Spinon Excitations: A Series Expansion Study of the J1-J2-d spin-half chain, Physical Review B 59 (1999) 9911-9915.
  59. V. N. Kotov, J. Oitmaa, Zheng Weihong, Excitation spectrum and ground state properties of the S=1/2 Heisenberg ladder with staggered dimerization, Physical Review B59 (1999) 11377-11383.
  60. Zheng Weihong, Ross H. McKenzie, Rajiv R. P Singh, Phase diagram for a class of spin-half Heisenberg models interpolating between the square-lattice, the triangular-lattice and the linear chain limits, Physical Review B59 (1999) 14367-14375.
  61. O.P. Sushkov, V.N. Kotov, Zheng Weihong, J. Oitmaa,  Novel approach to description of spin liquid phases in low-dimensional quantum antiferromagnets, Physica B259-261 (1999), 1023-1024.
  62. Zheng Weihong, C. J. Hamer, J. Oitmaa, Various series expansions for a Heisenberg antiferromagnet model for SrCu2(BO3)2, Physical Review B60, 6608-6616(1999).
  63.   Rajiv R. P. Singh, Zheng Weihong, C.J. Hamer, and J. Oitmaa, Dimer order with striped correlations in the J1-J2 Heisenberg model, Physical Review B60,7278-7283(1999).
  64. Valeri N. Kotov, Jaan Oitmaa, Oleg P. Sushkov, and Zheng Weihong, Low-energy singlet and triplet
    excitations in the spin-liquid phase of the two-dimensional J1-J2 model
    , Physical Review B60, 14613-14616(1999).
  65. J. Oitmaa, C.J. Hamer, and Zheng Weihong, Studies of the t-J two-leg ladder via series expansions,
    Physical Review B60, 16364-16370(1999).
  66. Valeri N. Kotov, Jaan Oitmaa, Oleg P. Sushkov, and Zheng Weihong, Spontaneous dimer order, excitation spectrum, and quantum phase transition in the J1-J2 Heisenberg model, Phil. Mag. B 80, 1483 (2000).
  67. S. Trebst, H. Monien, C.J. Hamer, Z. Weihong, R.R.P. Singh, Strong-Coupling Expansions for Multiparticle Excitations: Continuum and Bound States, Physical Review Letter 85, 4373(2000).
  68. Zheng Weihong, J. Oitmaa, C.J. Hamer, and R.J. Bursill,  Numerical Studies of the two-leg Hubbard ladder, J. Phys. C13, 433-448(2001).
  69. O.P. Sushkov, J. Oitmaa, Zheng Weihong, quantum phase transitions in the two-dimensional J1-J2 model, Physical Review B63, 104420(2001).
  70. Zheng Weihong, J. Oitmaa, Local Spin Correlations in Heisenberg Antiferromagnets, Physical Review B63, 064425(2001).
  71. Weihong Zheng, Chris J. Hamer, Rajiv R. P. Singh, Simon Trebst, and Hartmut Monien, Linked cluster series expansions for two-particle bound states, Phys. Rev. B 63, 144410 (2001).
  72. Weihong Zheng, Chris J. Hamer, Rajiv R.P. Singh, Simon Trebst, and Hartmut Monien, Deconfinement transition and bound states in frustrated Heisenberg chains: regimes of forced and spontaneous dimerization, Phys. Rev. B 63, 144411 (2001).
  73. Zheng Weihong, and J. Oitmaa, Series study of the One-dimensional S-T Spin-Orbital Model, Physical Review B 64, 014410 (2001).
  74. Zheng Weihong, J. Oitmaa, and C.J. Hamer, The Phase Diagram of the Shastry-Sutherland Antiferromagnet , Physical Review B 65, 014408 (2002).
  75. H. Rosner, R. R. P. Singh, W. H. Zheng, J. Oitmaa, S. L. Drechsler, W. E. Pickett, Realization of a large J2 quasi-2D spin-half Heisenberg system: Li2VOSiO4, Phys. Rev. Lett. 88, 186405 (2002).
  76. W.H. Zheng, C.J. Hamer, J. Oitmaa and RRP Singh, Series expansions for variable electron density, Phys. Rev. B65, 165117 (2002).
  77. H. Rosner, R. R. P. Singh, W. E. Pickett, W. H. Zheng and J. Oitmaa, Electronic Structure And Exchange In Li2VOSi4, International Journal of Modern Physics B, Vol. 16, (2002) 1649-1653.
  78. W.H. Zheng, C.J. Hamer, Two-Hole and Four-Hole Bound States in a t-J Ladder at half-filling, Phys. Rev. B66, 085112(2002).
  79. O. P. Sushkov, J. Oitmaa, W. Zheng, Critical dynamics of singlet and triplet excitations in strongly frustrated spin systems, Phys. Rev. B66, 054401 (2002).
  80. H. Rosner, R. R. P. Singh, W. H. Zheng, J. Oitmaa, W. E. Pickett, High temperature expansions for the J1-J2 Heisenberg Models: Applications to ab-initio calculated models for Li2VOSiO4 and Li2VOGeO4, Phys. Rev. B67, 014416, (2003).
  81. J. Oitmaa and W.H. Zheng, The Kondo Lattice Model, Proceedings of the Australian institute of Physics
    15th Biennial Congress 2002. 8-11, July 2002, Sydney.
  82. Zheng, W., Hamer, C.J., Singh, R.R.P., Trebst, S. and Monien, H., Linked Cluster Series Expansions for Two-Particle States in Quantum Lattice Models, Proceedings of the 11th International Conference on Recent Progress in Many-Body Theories, eds. R.F. Bishop, T. Brandes, K.A. Gernoth, N.R. Walet and Y. Xian (World Scientific), pp. 71-79. International Journal of Modern Physics B Vol.17, 5011(2003).
  83. H. Rosner, R.R.P. Singh, W.E. Pickett, W.H. Zheng, J. Oitmaa, Magnetic Hamiltonians for Li2VOSiO4 and Li2VOGeO4, ACTA Physica Polonica B34, 1505-1508 (2003).
  84. J. Oitmaa, O. Sushkov and W. Zheng, Competition between Magnetic Order and Dimerization in Low-dimensional antiferromagnets, proceeding of CMT 25.
  85. W. Zheng and J. Oitmaa, Zero Temperature Series Expansions for the Kondo Lattice Model at Half Filling, Phys. Rev B 67, 214406 (2003).
  86. J. Oitmaa and W. Zheng, Finite temperature strong-coupling expansions for the Kondo lattice model, Phys. Rev B 67, 214407 (2003).
  87. W. Zheng and J. Oitmaa, The Mixed Spin S=(1/2,1) XXZ Ferrimagnet at Zero Temperature: Cluster series expansions, Phys. Rev. B 67, 224421(2003).
  88. R.R.P. Singh, W. Zheng, J. Oitmaa, O.P. Sushkov, and C.J. Hamer, Symmetry breaking in the collinear phase of the J1-J2 Heisenberg Model, Phys. Rev. Lett. 91, 017201(2003).
  89. Weihong Zheng, Chris J. Hamer, and Rajiv R.P. Singh, Spectral weight contributions of many-particle bound states and continuum, Phys. Rev. Lett. 91, 037206 (2003).
  90. J. Oitmaa and W. Zheng, Ferrimagnetism and compensation points in a decorated 3D Ising models, Physica A328 (2003), 185.
  91. T.M.R. Byrnes, C.J. Hamer, Zheng Weihong, S. Morrison, Application of Feynman-Kleinert approximants to the massive Schwinger model on a lattice, Phys. Rev. D68, 016002 (2003).
  92. C.J. Hamer, W. Zheng, and R.R.P. Singh, Dynamical Structure Factor for the Alternating Heisenberg Chain: A Linked Cluster Calculation, Phys. Rev. B68, 214408 (2003).
  93. Pinaki Sengupta, Weihong Zheng, and Rajiv R.P. Singh, Criticality in coupled quantum spin-chains with competing ladder-like and two-dimensional couplings, Phys. Rev. B69, 064428 (2004).
  94. J. Oitmaa and W. Zheng, Phase Diagram of the BCC S=1/2 Heisenberg Antiferromagnet with First and Second Neighbor Exchange, Phys. Rev. B 69, 064416 (2004).
  95. W. Zheng, J. Oitmaa, C.J. Hamer, and R.R.P. Singh, Order and disorder in the triangular-lattice t-J-V model at 2/3 electron density, Phys. Rev. B 70, 020504(R) (2004).
  96. J. Oitmaa and W. Zheng, Curie and Neel Temperatures of Quantum Magnets, J. Phys. Condens. Matter 16, 8653-8660 (2004).
  97. W. Zheng, R.R.P. Singh, R.H. McKenzie, and R. Coldea, Temperature Dependence of the Magnetic Susceptibility for Triangular-Lattice Antiferromagnets with spatially anisotropic exchange constants,
    Phys. Rev. B 71, 134422 (2005).
  98. W. Zheng, J. Oitmaa, C.J. Hamer, Series studies of the spin-1/2 Heisenberg antiferromagnet at T=0 : Magnon dispersion and structure factors, Phys. Rev. B 71, 184440 (2005).
  99. W. Zheng, R.R.P. Singh, J. Oitmaa, O.P. Sushkov, C.J. Hamer, Magnon and hole excitations in the two-dimensional half-filled Hubbard model, Phys. Rev. B 72, 033107 (2005).
  100. T. Paiva, R.T. Scalettar, W. Zheng, R.R.P. Singh, and J. Oitmaa, Ground state and finite temperature signatures of quantum phase transitions in the half-filled Hubbard model on a honeycomb lattice, Phys. Rev. B72, 085123 (2005).
  101. W. Zheng, J.O. Fjaerestad, R.R. P. Singh, R.H.McKenzie, R. Coldea, Anomalous Excitation Spectra of Frustrated Quantum Antiferromagnets,Phys. Rev. Lett. 96, 057201 (2006).
  102. A. Collins, J. McEvoy, D. Robinson, C. J. Hamer, and W. Zheng, Quantum spin model with frustration on the union jack lattice, Phys. Rev. B 73, 024407 (2006).
  103. A. Luscher, A.M. Lauchli, W. Zheng,and O.P. Sushkov, Single-hole properties in the two-dimensional t-J model on the honeycomb lattice,Phys. Rev. B73, 155118 (2006).
  104. A. Weisse, R.J. Bursill, C.J. Hamer, and W. Zheng, t-Jz ladder: Density-matrix renormalization group and series expansion calculations of the phase diagram, Phys. Rev. B73, 144508 (2006).
  105. J. Sirker, W. Zheng, O.P. Sushkov, and J. Oitmaa, J1-J2 model: First-order phase transition versus deconfinement of spinons, Phys. Rev. B73, 184420 (2006).
  106. J. Oitmaa, W. Zheng, and D. Tompsett, Hard-core bosons on the triangular lattice at zero temperature: a series expansion study, Phys. Rev. B73, 172401 (2006).