Artigos de Periódicos 1983 - 1980

1983

  1. CALDAS, M. J. ; FAZZIO, A. . Interaction Between Dangling Bonds in Vacancy-Defects in Silicon. Revista Brasileira de Física, v. 13, p. 90, 1983.
  2. CALDAS, M. J. ; LEITE, J. R. ; FAZZIO, A. . Electronic Structure of Oxygen in Silicon. Physica B+C, v. 116, p. 106, 1983.
  3. FAZZIO, A. ; CALDAS, M. J. ; LEITE, J. R. . A Molecular Cluster Study of Complex Defect in Si: The Divacancy and the E Center. Physica B+C, v. 116, p. 90, 1983.
  4. FAZZIO, A. ; PINO JR, A. D. . Multiplet Structure of GaAs: Mn, Fe. Brazilian Journal of Physics, p. 436, 1983.
  5. FERRAZ, A. C. ; LEITE, J. R. . Electronic Structure of the Diamond and Silicon Crystals by the Variational Cellular Method. Bulletin of the American Physical Society, v. 28, p. GZ15, 1983.
  6. FERRAZ, A. C. ; LEITE, J. R. . Variational Cellular Model of the Energy Bands of Silicon. International Journal of Quantum Chemistry, v. 17, p. 483-490, 1983.
  7. GOMES, V. M. S. ; CALDAS, M. J. ; ASSALI, L. V. C. ; LEITE, J. R. ; FAZZIO, A. . Electronic Structure of the Si:O2 Complex. Brazilian Journal of Physics, p. 434, 1983.
  8. LEITE, J. R. ; FAZZIO, A. ; CALDAS, M. J. . A New Model for the Si-A Center. Lecture Notes In Physics Springer Verlag, v. 175, p. 102, 1983.
  9. MAKIUCHI, N. ; FAZZIO, A. . Electronic Structure of GaP:O Via the MS-Xa Method. Journal of Physics and Chemistry of Solids, v. 44, p. 349, 1983.
  10. MAKIUCHI, N. ; FAZZIO, A. ; LEITE, J. R. . Jahn-Teller Distortion in GaP:O-. Brazilian Journal of Physics, p. 433, 1983.
  11. MAKIUCHI, N. ; FAZZIO, A. ; LEITE, J. R. . VGa and Cu in GaP Through the MS-a with Clusters of 29 Atoms. Brazilian Journal of Physics, p. 434, 1983.
  12. ROTENBERG, L. R. K. ; RECHENBERG, H. R. ; GALEMBECK, F. . Anomalous recoilless fraction of ultrafine Fe2O3 particles in teflon. Solid State Communications, v. 45, p. 665-668, 1983.
  13. SHAPIRA, Y. ; OLIVEIRA Jr. , N. F. . Effects of Random Fields on the Phase Diagram of Mn0,875 Zr0,125 F2. PHYS. REV. B, v. 27, p. 4336, 1983.
  14. VIANA, S. S. ; Becerra CC . Field Dependence Of The Paramagnetic Susceptibility Of The Antiferromagnets CoCl2 · 6H2O, NiCl2 · 4H2O, MnCl2 · 4H2O And MnBr2 · 4H2O. PHYS. REV. B, v. 28, p. 2816, 1983.

1982

  1. BOERSMA, F. ; PADUAN-FILHO, A. ; TINUS, A. M. C. ; KOPINGA, K. ; CARLIN, R. L. . Magnetic Properties Of The Pseudo-One-Dimensional Antiferromagnet (CH3)2NH3MnCl3 · 2H2O. Physica B, Condensed Matter, v. 114, p. 231-237, 1982.
  2. BECERRA, C. C. . Resultados Experimentais Recentes Em Pontos Multicriticos. VII BRAZILIAN SYMPOSIUM OF THEORETICAL PHYSICS, R. J. , p. 145-182, 1982.
  3. BECERRA, C. C. ; OLIVEIRA JR., N. F. ; CHANG, T. S. . Phase Diagram, Susceptibility and Magnetostriction of MnP: Evidence for a Lifshitz Point In MnP. Phys. Rev. B, v. 24, p. 183-194, 1982.
  4. CALDAS, M. J. ; LEITE, J. R. ; FAZZIO, A. . Multiple-Scattering Xα Molecular-Cluster Model of Complex Defects in Semiconductors. Physical Review B - Condensed Matter and Materials Physics, v. 25, p. 2603, 1982.
  5. CALDAS, M. J. ; LEITE, J. R. ; FAZZIO, A. . Multiple-Scattering Xα Molecular Cluster Model of Complex Defects in Semiconductors: Application to Si:P2 and Si:P2+ Systems. Physical Review B - Solid State, v. 25, p. 2603, 1982.
  6. FAZZIO, A. ; BRESCANSIN, L. M. ; LEITE, J. R. . Electronic Structure of Neutral and Negatively Charge Gallium Vacancies in GaP. Journal of Physics C, v. 15, p. L1, 1982.
  7. FERRAZ, A. C. ; TAKAHASHI, E. K. ; LEITE, J. R. . Application of the Variational Cellular Method to Periodic Structures-Energy-Band of Sodium. Physical Review B - Condensed Matter and Materials Physics, v. 26, p. 690-700, 1982.
  8. FERRAZ, A. C. ; TAKAHASHI, E. K. ; LEITE, J. R. . Determination of Energy-Bands of Metallic Lithium by the Variational Cellular Method. Solid State Communications, v. 44, p. 1569-1571, 1982.
  9. FIGUEIREDO, W. ; PADUAN-FILHO, A. ; SALINAS, S. R. ; BECERRA, C. C. ; OLIVEIRA, N. F. . The Paramagnetic Phase Boundary Of Anisotropic Antiferromagnets In A Transverse Field. Journal of Physics. Condensed Matter, v. 15, p. 115-118, 1982.
  10. LANDGRAF, T. C. ; LEITE, J. R. ; ALMEIDA, N. S. ; LIMA, C. A. S. ; MIRANDA, L. C. M. . Ionization of Hydrogen Atoms in Superintense Laser Fields. Physical Review Letters, v. 92, p. 131, 1982.
  11. PINO JR, A. D. ; FAZZIO, A. ; LEITE, J. R. . Electronic Structure Calculation of Mn-Doped GaAs. Solid State Communications, v. 44, p. 369, 1982.
  12. SHAPIRA, Y. ; OLIVEIRA JR., N. F. . Magnetic Phase Diagram of MnP: Field Parallel to the Hard Direction. Physics Letters A, v. 89, p. 205, 1982.
  13. SUGUI, S. S. ; PADUAN-FILHO, A. ; ORTIZ, W. A. ; MISSEL, F. P. . Pressure Dependence On The Phase Diagram Of Metamagnet Ni(NO3)2 · 2H2O. Journal of Applied Physics, v. 53, p. 7945-7947, 1982.
  14. WATARI, K. ; LEITE, J. R. ; SIQUEIRA, M. L. . Electronic Structure of Ferrocyanide Ion Calculated by the SCF Xα-Scattered Wave Generalized Partitioning Method. Journal of Physics and Chemistry of Solids, v. 43, p. 1053, 1982.
  15. WESTPHAL, C. H. ; BECERRA, C. C. . The Magnetic Phase Diagrams Of Mn (Br1-x Clx)2 · 4H2O Antiferromagnets. Journal of Physics C, v. 15, p. 6221, 1982.

1981

  1. BINDILATTI, V. ; MISSELL, F. P. ; THENHOVER, M. . Pressure Dependence of the Superconducting Transition Temperature of Amorphous La-based Alloys. Physica B, Condensed Matter, Holanda, v. 107, p. 391-392, 1981.
  2. BRAGA, M. ; PAVãO, A. C. ; LEITE, J. R. . Electronic Structure and Mössbauer Quadrupole Splitting in Iron (II) - Pentacyanides. Physical Review B - Condensed Matter and Materials Physics, v. 23, p. 4328, 1981.
  3. BRESCANSIN, L. M. ; FAZZIO, A. . MS-Xa Treatment for Negative Defects in GaSb. International Journal of Quantum Chemistry, v. S15, p. 457, 1981.
  4. BRESCANSIN, L. M. ; FAZZIO, A. . Theoretical Study of Single Vacancies in GaSb. Physics Status Solid B, v. 105, p. 339, 1981.
  5. BRESCANSIN, L. M. ; LEITE, J. R. ; FERREIRA, L G ; PEREIRA NETO, J. R. . Variational Cellular Model of the Electronic Structure of the Rare Gas Halide Excimers NeF, NeCl, ArF and ArCl. Revista Brasileira de Ensino de Física, v. 11, p. 899, 1981.
  6. LEITE, J. R. ; FAZZIO, A. ; LIMA, M. A. P. ; DIAS, A. ; ROSATO, A. . The Variational Cellular Method for Quantum Mechanical Applications: Calculations of the Ground and Excited States of F2 and Ne2 Molecules. International Journal of Quantum Chemistry, v. S15, p. 401, 1981.
  7. LIMA, M. A. P. ; LEITE, J. R. ; FAZZIO, A. . Theoretical Study of Fe2 Molecule Using the Variational Cellular Method. Journal of Physics. B, Atomic, Molecular and Optical Physics, v. 14, p. L533, 1981.
  8. ORTIZ, W. A. ; PADUAN-FILHO, A. ; MISSEL, F. P. . Antiferromagnetim In K2FeCl5 · H2O And Its Dependence Upon Hidrostatic Pressure. Journal of Magnetism and Magnetic Materials, v. 24, p. 67-74, 1981.
  9. PADUAN-FILHO, A. ; CHIRICO, R. D. ; JOUNG, K. O. ; CARLIN, R. L. . Field Induced Magnetic Ordering In Uniaxial Nickel Systems: A Second Example. Journal of Chemical Physics, v. 74, p. 4103-4105, 1981.
  10. PADUAN-FILHO, A. ; MISSEL, F. P. ; CARLIN, R. L. . Pressure Dependence Of The Magnetic Transition Fields of the Quase 2D Antiferromagnet (C2H5NH3)2CuCl4. Solid State Communications, v. 37, p. 529-532, 1981.
  11. PADUAN-FILHO, A. ; SINN, E. ; CHIRICO, R. D. ; CARLIN, R. L. . Crystal Structure And Paramagnetic Properties Of Ni(BrO3)2 · 6(C5H5NO). Inorganic Chemistry, v. 20, p. 2688-2691, 1981.
  12. SHAPIRA, Y. ; BECERRA, C. C. ; OLIVEIRA JR., N. F. ; CHANG, T. S. . Phase Diagram, Susceptibility and Magnetostriction of MnP: Evidence for a Lifshitz Point. Phys. Rev. B, v. 24, p. 2780, 1981.

1980

  1. BECERRA, C. C. ; SHAPIRA, Y. ; OLIVEIRA JR., N. F. ; CHANG, T. S. . Lifshitz Point In MnP. Physical Review Letters, v. 44, p. 1692, 1980.
  2. BECERRA, C. C. ; SHAPIRA, Y. ; OLIVEIRA JR., N. F. ; CHANG, T. S. . Lifshitz Point MnP. Physical Review Letters, v. 44, p. 1962, 1980.
  3. CALDAS, M. J. ; LEITE, J. R. ; FAZZIO, A. . Theoretical Study of the Si-A Centre. Physica Status Solidi B, v. 98, p. K109, 1980.
  4. CARLIN, R. L. ; PADUAN-FILHO, A. ; PALACIO, F. . Magnetic Phase Diagram of K2FeCl5 · H2O. Physical Review B, v. 21, p. 296-298, 1980.
  5. FAZZIO, A. ; LEITE, J. R. . Electronic Structure of Cu, Ni, Co and Fe Substitutional Impurities in Gallium Arsenide. Physical Review B, v. 21, p. 4710, 1980.
  6. FAZZIO, A. ; PAVÃO, A. C. ; LEITE, J. R. . A Simple Way of Eliminating the α Exchange Parameter in the Multiple Scattering Method. Solid State Communications, v. 35, p. 329, 1980.
  7. GALEMBECK, F. ; LEITE, N. F. ; MIRANDA, L. C. M. ; RECHENBERG, H. R. ; VARGAS, H. . An EPR and Mössbauer study of ultrafine iron (III) oxide particles in polytetrafluorethylene (PTFE) matrix. Physica Status Solidi A, v. 60, p. 63-68, 1980.
  8. MISSEL, F. P. ; PADUAN-FILHO, A. . Pressure Dependence Of The Ordering Temperature Of The Quasi Two-Dimensional Ferromagnet (CH3NH3)2CuCl4. Solid State Communications, v. 34, p. 527-530, 1980.
  9. ORTIZ, W. A. ; PADUAN-FILHO, A. ; MISSEL, F. P. . Pressure Dependence Of The Magnetic Transitions Of Antiferromagnet K2FeCl5 · H2O. Physics Letters A, v. 77, p. 183-184, 1980.
  10. PAVÃO, A. C. ; LEITE, J. R. . An Application of the Exchange-Correlation Mass Operator Approximation to the Study of s-Doublet Structure of Some 3d-Transition Metal Ions. Journal of Physics and Chemistry of Solids, v. 41, p. 953, 1980.
  11. PAVÃO, A. C. ; BRAGA, M. ; FAZZIO, A. ; LEITE, J. R. . Multiple Scattering Mass Operator Method for Molecular Orbital Calculations. International Journal of Quantum Chemistry, v. XVIII, p. 1165, 1980.
  12. RECHENBERG, H. R. ; GRAAF, A. M. . Nonlinear susceptibility of a manganese aluminosilicate spin glass. Journal of Physics C: Solid State Physics, v. 13, p. L397-L401, 1980.
  13. SHAPIRA, Y. ; OLIVEIRA JR., N. F. ; CHANG, T. S. . Magnetic Phase Boundaries of CsMnF3: XY-To Ising Crossover and the Virtual Bicritical Point. Physical Review B, v. 21, p. 1271, 1980.
  14. WESTPHAL, C. H. ; BECERRA, C. C. . Antiferromagnetism In Mn (Br1-x Clx)2 · 4H2O: A System With Controlable Anisotropy. Journal of Physics C: Solid State Physics, v. 13, p. 527, 1980.