Volume 49 (2006)

Contents
PDF

01. JAHN - TELLER EFFECT IN FIRST EXCITED STATE OF Mn⁴⁺ DOPED IN Cs₂SiF₆ CRYSTAL
Pages 1-4
A. Reisz, B. Enache, C.N.Avram
 Abstract   PDF

02. INVESTIGATION OF THE ANGULAR DISTORTION AROUND Cr³⁺ IN LiCaAlF₆
Pages 5-9
E. Preda, M. Ciresan, N. M. Avram
 Abstract   PDF

03. PHOTOELASTIC METHOD TO SOLVE THE TORSION PROBLEM OF TRIANGULAR CROSS SECTION BARS
Pages 10-13
Manuela Codruta BADEA
 Abstract   PDF

04. MONTE CARLO APPLICATIONS IN NUCLEAR MEDICINE
Pages 14-18
Balaceanu, D. Gugiu, O. Cozar
 Abstract   PDF

05. COMPUTER SIMULATION OF HYDROGEN ISOTOPES SEPARATION PROCESS BY SIMPLE CRYOGENIC DISTILLATION
Pages 19-22
Mircea Bărbuceanu
 Abstract   PDF

06. MAIN FUNCTIONAL CHARACTERISTICS PREVISION OF SIMPLE CRYOGENIC DISTILLATION COLUMN FOR HYDROGEN ISOTOPES
Pages 23-24
Mircea Bărbuceanu
 Abstract   PDF

07. SIMULATION MODULE OF PHYSICS EFFECT OF HYDROGEN ISOTOPIC MIXING IN CRYOGENIC DISTILLATION COLUMN
Pages 25-27
Mircea Bărbuceanu
 Abstract   PDF

08. SIMULATION MODULE OF CATALYTIC EQUILIBRATION IN CRYOGENIC DISTILLATION COLUMN OF HYDROGEN ISOTOPES
Pages 28-31
Mircea Bărbuceanu
 Abstract   PDF

09. PRECISE LATTICE PARAMETER DETERMINATION OF SPINEL MgAl₂O₄ FROM X-RAY POWDER DIFFRACTION PATTERNS
Pages 32-35
P. Barvinschi, D.Tamas, R. Baies
 Abstract   PDF

10. CALCULATIONS OF STRUCTURE AND IR FREQUENCY SHIFTS FOR SMALL H₂O CLUSTERS
Pages 36-40
Ana-Maria Florescu, Titus A. Beu
 Abstract   PDF

11. THE GENERALIZED ENERGY POLYNOMIAL FOR THE HARPER EQUATION
Pages 41-43
Ovidiu Borota
 Abstract   PDF

12. SEMI-ACTIVE DAMPER WITH MAGNETORHEOLOGICAL SUSPENSION
Pages 44-54
Gheorghe Catana
 Abstract   PDF

13. SPECTROSCOPIC AND MAGNETIC PROPERTIES OF xGd₂O₃(1-x)[0.15Bi₂O₃ - 0.85TeO₂] GLASSES
Pages 55-58
E.Culea, L.Pop, R.Fechete, P.Pascuta, S.Rada, M.Culea, M.Bosca, R.Chelcea
 Abstract   PDF

14. CONSISTENT INTERACTIONS BETWEEN A WEYL GRAVITON AND A MASSLESS Q-GRAVITINO
Pages 59-64
C. Bizdadea, E. M. Cioroianu, E. Diaconu and S. C. Sararu
 Abstract   PDF

15. CHARACTERIZATION BY TEM OF THE NANOCARBON STRUCTURES OBTAINED BY PULSED HIGH VOLTAGE DISCHARGE IN FLOWING METHANE GAS
Pages 65-68
R.Vladoiu, V. Ciupina, G. Prodan, N. Ekem, S. Pat, V. Dinca, G. Musa
 Abstract   PDF

16. FT- IR AND AFM CHARACTERIZATION OF SOL-GEL DERIVED NANOCRYSTALLINE Zn₂SiO₄:Mn²⁺ PHOSPHORS
Pages 69-72
Corina Enache, Cecilia Savii, Eugenia Fagadar-Cosma, Daniela Dascalu, Claudia Ionescu
 Abstract   PDF

17. PHOTOLUMINESCENCE AND STRUCTURAL PROPERTIES OF SOL-GEL DERIVED NANOCRYSTALLINE Zn₂SiO₄:Mn²⁺ PHOSPHORS
Pages 73-76
Corina Enache, Paul Barvinschi, Cecilia Savii, Daniela Dascalu, Ramona Radu
 Abstract   PDF

18. BASE CATALYZED SOL-GEL METHOD STARTING FROM TMOS FOR SYNTHESIS OF SILICA-PORPHYRIN NANOMATERIAL. FT-IR AND AFM CHARACTERIZATIONS
Pages 77-80
Corina Enache, Eugenia Fagadar-Cosma, Cecilia Savii, Raluca Gavrila
 Abstract   PDF

19. MAGNETIC PROPERTIES OF SMALL AMOUNT OF Fe₂O₃ IN SILICAPOLYVINYL ALCOHOL MATRICES NANOCOMPOSITES
Pages 81-84
Claudia Ionescu, Cecilia Savii, Mark E. Smith, Corina Enache1, Ramona Radu1, Adriana Lancok, Daniel Niznansky, Karel Zaveta
 Abstract   PDF

20. A STUDY ON THE GLOBAL FACTORS OF ENVIROMENT POLLUTION
Pages 85-92
Constantin IVAN
 Abstract   PDF

21. ON THE FREQUENCY AND MAGNETIC POLARIZING FIELD DEPENDENCE OF THE COMPLEX DIELECTRIC PERMITTIVITY OF MAGNETIC FLUIDS IN THE MICROWAVE RANGE
Pages 93-96
P. C. Fannin, I. Malaescu, N. Stefu, C. N. Marin
 Abstract   PDF

22. MAGNETIC LENSES FOR LOW ENERGY BEAM CHANNELS: COMPUTER SIMULATIONS AND EXPERIMENTAL MEASUREMENTS
Pages 97-102
S. Marghitu, C. Matei, C. Oproiu, O. Marghitu, D. Toader
 Abstract   PDF

23. ITERATION PROCEDURE FOR DETERMINING APPROXIMATE SOLUTION FOR MOTION OF SIMPLE PENDULUM
Pages 103-108
Vasile Marinca, Nicolae Herisanu
 Abstract   PDF

24. PERIODIC SOLUTIONS OF DUFFING OSCILLATOR WITH VISCOUS DAMPING AND HARDENING NONLINEARITY
Pages 109-113
Vasile Marinca, Nicolae Herisanu
 Abstract   PDF

25. RHEOLOGICAL BEHAVIOUR OF SOME STARCHES TREATED WITH ELECTRON BEAMS
Pages 114-118
Monica R. Nem�anu
 Abstract   PDF

26. INFLUENCE OF THE IONIZING RADIATION ON THE ANTIOXIDANT CHARACTERISTICS OF THE SEA BUCKTHORN
Pages 119-123
Monica R. Nemțanu, Mirela Brasoveanu, Elena Mazilu, Nora Rădulescu
 Abstract   PDF

27. JUDD-OFELT ANALYSIS OF THE Er³⁺ IONS IN CaF₂ CRYSTALS
Pages 123-128
A. Lucaci, M. Stef, E. Preda, I. Nicoara
 Abstract   PDF

28. SOME OPTICAL AND DIELECTRIC PROPERTIES OF YbF₃ - DOPED CaF₂ CRYSTALS
Pages 129-134
Irina Nicoara, M. Munteanu, N. Pecingina-Garjoaba, M. Stef, L. Lighezan
 Abstract   PDF

29. CRITICAL ASSESSMENT OF HIGH EFFICIENCY PHOTOVOLTAIC CONCEPTS
Pages 135-139
Eugenia Tulcan-Paulescu, Paul Gravila, Marius Paulescu
 Abstract   PDF

30. INVESTIGATION OF MICRO-STRUCTURAL PROPERTIES OF MAGNETIC FLUIDS BY MEANS OF THE DILUTION SERIES METHOD
Pages 140-143
Maria Poienar, C. N. Marin
 Abstract   PDF

31. SOLUTE DISTRIBUTION IN CaF₂ CRYSTALS DOPED WITH Pb²⁺ IONS
Pages 144-148
Carmen Stelian, Dana Susan - Resiga, Irina Nicoara, Liliana Lighezan
 Abstract   PDF

32. NOISE ROBUSTNESS FACE RECOGNITION WITH PHASE INPUT JOINT TRANSFORM CORRELATORS
Pages 149-153
Alin C. TEUSDEA
 Abstract   PDF

33. A CALORIMETER FOR LARGE FIELDS OF ACCELERATED ELECTRON BEAM
Pages 154-162
C.Oproiu, S.Marghitu, D.Martin, D.Toader, G.Craciun, F.Scarlat
 Abstract   PDF

34. ISING-LIKE TYPE ANALYSIS OF SOME GROUPS OF ASSETS AT BUCHAREST STOCK EXCHANGE (BVB)
Pages 163-169
Dorina Andru Vangheli
 Abstract   PDF

35. ISING-LIKE STATISTICAL MODELS AND STOCK MARKETS REAL EVOLUTION
Pages 170-174
Dorina Andru Vangheli
 Abstract   PDF

36. TRIBOLOGICAL PROPERTIES OF TUNGSTEN THIN FILMS DEPOSITED BY TVA ON SILICON SAMPLES AND ON GLASS SUBSTRATES
Pages 175-179
R. Vladoiu, V. Bursikova, A. Stoica, A. Mandes, G. Musa
 Abstract   PDF

37. ANHARMONIC REDUCTION FACTOR FOR OCTAHEDRAL SYSTEM WITH E(x)e COUPLING
Pages 180-187
Gh. E. Drăgănescu, N. M. Avram, CN. Avram, M. G. Brik
 Abstract   PDF