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Results: 1-18 |
Results: 18
THE ANTIFERROMAGNETIC SPIN-1 2 CHAIN WITH COMPETING DIMERS AND PLAQUETTES - NUMERICAL VERSUS EXACT RESULTS/
Authors: RICHTER J IVANOV NB SCHULENBURG J
Citation: J. Richter et al., THE ANTIFERROMAGNETIC SPIN-1 2 CHAIN WITH COMPETING DIMERS AND PLAQUETTES - NUMERICAL VERSUS EXACT RESULTS/, Journal of physics. Condensed matter, 10(16), 1998, pp. 3635-3649
MAGNETIC MODEL FOR BA2CU3O4CL2
Authors: RICHTER J VOIGT A SCHULENBURG J IVANOV NB HAYN R
Citation: J. Richter et al., MAGNETIC MODEL FOR BA2CU3O4CL2, Journal of magnetism and magnetic materials, 177, 1998, pp. 737-738
SPIN-WAVE SERIES FOR QUANTUM ONE-DIMENSIONAL FERRIMAGNETS
Authors: IVANOV NB
Citation: Nb. Ivanov, SPIN-WAVE SERIES FOR QUANTUM ONE-DIMENSIONAL FERRIMAGNETS, Physical review. B, Condensed matter, 57(22), 1998, pp. 14024-14027
ORDER-DISORDER TRANSITION IN A 2D HEISENBERG QUANTUM ANTIFERROMAGNET WITH COMPETING NEAREST-NEIGHBOR BONDS
Authors: RICHTER J KRUGER S IVANOV NB
Citation: J. Richter et al., ORDER-DISORDER TRANSITION IN A 2D HEISENBERG QUANTUM ANTIFERROMAGNET WITH COMPETING NEAREST-NEIGHBOR BONDS, Physica. B, Condensed matter, 230, 1997, pp. 1028-1030
MARSHALL-PEIERLS SIGN RULE FOR EXCITED-STATES OF THE FRUSTRATED J(1)-J(2) HEISENBERG-ANTIFERROMAGNET
Authors: VOIGT A RICHTER J IVANOV NB
Citation: A. Voigt et al., MARSHALL-PEIERLS SIGN RULE FOR EXCITED-STATES OF THE FRUSTRATED J(1)-J(2) HEISENBERG-ANTIFERROMAGNET, Physica. A, 245(3-4), 1997, pp. 269-275
COMPETITION BETWEEN PLAQUETTE AND DIMER PHASES IN HEISENBERG-CHAINS
Authors: IVANOV NB RICHTER J
Citation: Nb. Ivanov et J. Richter, COMPETITION BETWEEN PLAQUETTE AND DIMER PHASES IN HEISENBERG-CHAINS, Physics letters. A, 232(3-4), 1997, pp. 308-312
SQUARE-LATTICE HEISENBERG-ANTIFERROMAGNET WITH 2 KINDS OF NEAREST-NEIGHBOR REGULAR BONDS
Authors: IVANOV NB KRUGER SE RICHTER J
Citation: Nb. Ivanov et al., SQUARE-LATTICE HEISENBERG-ANTIFERROMAGNET WITH 2 KINDS OF NEAREST-NEIGHBOR REGULAR BONDS, Physical review. B, Condensed matter, 53(5), 1996, pp. 2633-2640
ZERO-TEMPERATURE QUANTUM DISORDER IN SPILL SYSTEMS BY COMPETITION BETWEEN DIMER AND PLAQUETTE BONDS
Authors: RICHTER J IVANOV NB
Citation: J. Richter et Nb. Ivanov, ZERO-TEMPERATURE QUANTUM DISORDER IN SPILL SYSTEMS BY COMPETITION BETWEEN DIMER AND PLAQUETTE BONDS, Czechoslovak journal of Physics, 46, 1996, pp. 1919-1920
LOSS OF ORGANIC-MATTER AND MINERALS BY SOILS OF THE CENTRAL AND SOUTHERN RUSSIAN PLAIN AS A RESULT OF SNOWMELT
Authors: CHERNYSHEV YV IVANOV NB
Citation: Yv. Chernyshev et Nb. Ivanov, LOSS OF ORGANIC-MATTER AND MINERALS BY SOILS OF THE CENTRAL AND SOUTHERN RUSSIAN PLAIN AS A RESULT OF SNOWMELT, Eurasian soil science, 27(8), 1995, pp. 104-119
SMECTIC-A-LIKE ORDERING INDUCED BY THE FREE-SURFACE OF 4,N-OCYLOXYBENZOIC ACID LIQUID-CRYSTAL DROPLETS
Authors: IVANOV NB PETROV MP
Citation: Nb. Ivanov et Mp. Petrov, SMECTIC-A-LIKE ORDERING INDUCED BY THE FREE-SURFACE OF 4,N-OCYLOXYBENZOIC ACID LIQUID-CRYSTAL DROPLETS, Molecular crystals and liquid crystals science and technology. Section A, Molecular crystals and liquid crystals, 265, 1995, pp. 457-462
INDICATIONS FOR THE BREAKDOWN OF LONG-RANGE ORDER IN THE J(1)-J(2) QUANTUM ANTIFERROMAGNET ON SQUARE LATTICE
Authors: RICHTER J IVANOV NB RETZLAFF K
Citation: J. Richter et al., INDICATIONS FOR THE BREAKDOWN OF LONG-RANGE ORDER IN THE J(1)-J(2) QUANTUM ANTIFERROMAGNET ON SQUARE LATTICE, Journal of magnetism and magnetic materials, 140, 1995, pp. 1609-1610
MARSHALL-PEIERLS PHASE RULE AND LIEB-MATTIS LEVEL ORDERING IN NON-BIPARTITE LOW-DIMENSIONAL ANTIFERROMAGNETS
Authors: RICHTER J IVANOV NB RETZLAFF K VOIGT A
Citation: J. Richter et al., MARSHALL-PEIERLS PHASE RULE AND LIEB-MATTIS LEVEL ORDERING IN NON-BIPARTITE LOW-DIMENSIONAL ANTIFERROMAGNETS, Journal of magnetism and magnetic materials, 140, 1995, pp. 1611-1612
SPIRAL PHASES IN EASY-PLANE J(1)-J(2)-J(3) TRIANGULAR ANTIFERROMAGNETS
Authors: IVANOV NB RICHTER J
Citation: Nb. Ivanov et J. Richter, SPIRAL PHASES IN EASY-PLANE J(1)-J(2)-J(3) TRIANGULAR ANTIFERROMAGNETS, Journal of magnetism and magnetic materials, 140, 1995, pp. 1965-1966
PHOTOCHROMIC AND THERMOCHROMIC SPIRANS .1 9. 5-DIMETHYLSPIRO(1,3-OXOZALIDIN-4,2'-[2H]CHROMENES)
Authors: LUKYANOV BS IVANOV NB NIVOROZHKIN LE MINKIN VI BORODKIN GS
Citation: Bs. Lukyanov et al., PHOTOCHROMIC AND THERMOCHROMIC SPIRANS .1 9. 5-DIMETHYLSPIRO(1,3-OXOZALIDIN-4,2'-[2H]CHROMENES), Himia geterocikliceskih soedinenij, (9), 1995, pp. 1253-1259
GROUND-STATE PHASE-RELATIONSHIPS AND LEVEL ORDERING FOR FRUSTRATED QUANTUM ANTIFERROMAGNETS
Authors: RICHTER J IVANOV NB VOIGT A RETZLAFF K
Citation: J. Richter et al., GROUND-STATE PHASE-RELATIONSHIPS AND LEVEL ORDERING FOR FRUSTRATED QUANTUM ANTIFERROMAGNETS, Journal of low temperature physics, 99(3-4), 1995, pp. 363-365
J(1)-J(2) QUANTUM HEISENBERG-ANTIFERROMAGNET - IMPROVED SPIN-WAVE THEORIES VERSUS EXACT-DIAGONALIZATION DATA
Authors: IVANOV NB RICHTER J
Citation: Nb. Ivanov et J. Richter, J(1)-J(2) QUANTUM HEISENBERG-ANTIFERROMAGNET - IMPROVED SPIN-WAVE THEORIES VERSUS EXACT-DIAGONALIZATION DATA, Journal of physics. Condensed matter, 6(20), 1994, pp. 3785-3792
ON THE VIOLATION OF MARSHALL-PEIERLS SIGN RULE IN THE FRUSTRATED J1-J2 HEISENBERG-ANTIFERROMAGNET
Authors: RICHTER J IVANOV NB RETZLAFF K
Citation: J. Richter et al., ON THE VIOLATION OF MARSHALL-PEIERLS SIGN RULE IN THE FRUSTRATED J1-J2 HEISENBERG-ANTIFERROMAGNET, Europhysics letters, 25(7), 1994, pp. 545-550
ANALYSIS OF THE GROUND-STATE WAVE-FUNCTION OF THE J1-J2 QUANTUM HEISENBERG-ANTIFERROMAGNET
Authors: RETZLAFF K RICHTER J IVANOV NB
Citation: K. Retzlaff et al., ANALYSIS OF THE GROUND-STATE WAVE-FUNCTION OF THE J1-J2 QUANTUM HEISENBERG-ANTIFERROMAGNET, Zeitschrift fur Physik. B, Condensed matter, 93(1), 1993, pp. 21-31
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