JOURNAL OF NUCLEAR RESEARCH AND DEVELOPMENT, NO. 24, DECEMBER. 2022

 CONTENT

Editorial

n Is Nuclear Ready to use the Current Opportunities?

M. Constantin

 

1

 

 

 

 

n     CIRCE-THETIS Facility CFD Simulation: Steady State and Transient Compliance

M.M. Profir, V. Moreau

 

3

 

n Multilayer Feedforward Neural Network Modeling of the Fracture Mechanics Parameters for the Zr-2.5%Nb Pressure Tube 

V. Radu, L. Stoica, A. Jinga, A. Niţu, V. Ionescu, D. Toma, V. Olaru

 

9

 

n The Microstructural Investigations of the Liquid Metal Embrittlement Phenomenon on 316L Specimens tested in the Liquid Lead Environment

L. Stoica, V. Radu, V. Ionescu, A. Niţu, A. Jinga, D. Toma, M. Matei, V. Olaru

 

14

 

n Corrosion Susceptibility Assessment of CrNx Thin Films deposited on 310 H Stainless Steel by Thermionic Vacuum Arc Method

A.E. Tudose, A. Anghel, A.C. Matei, V.C. Roşu

 

21

 

n TRIGA-SSR Thermal Column Neutron Characterization by Foil Activation Method

M. Nehoianu, A. Şerbănescu, S.C. Valeca, L. Aioanei

 

27

 

n Modelling of Cement Hydration using PHREEQC Code

I.C. Florea, C.E. Diaconescu, C.M. Bucur, A.R. Budu Stănilă

 

33

 

n Assessment of Gamma Dose Rate for Waste Packages with Radioactive Concentrate using MICROSHIELD Software

C.E. Diaconescu, I.C. Florea, C.M. Bucur, A.R. Budu Stănilă

 

38

 

n Improving Analytical Performance through Proficiency Tests Activity

V. Neculae, C. Dulama, I. Prisecaru

 

43

n Conceptual Design and Layout of Air-Cooling Condensers (ACC) Heat Sink for ALFRED LFR Demonstrator Reactor

I.P. Niţă, R. Pancef

 

51

 

n Some Considerations on the Load-Following Capabilities of the Nuclear Power by Developing Small Modular Reactors

M. Constantin, I. Turcu, D. Diaconu, M. Apostol, M. Niţoi, C.A. Mărgeanu, D.E. Gugiu

 

55

 

Editorial policy and practices

 

63

Instructions for authors

 

66

 

Copyright © 2022 by the INSTITUTE FOR NUCLEAR RESEARCH, PITESTI, ROMANIA. All rights reserved.

 

Printed in ROMANIA, December 2022



JOURNAL OF NUCLEAR RESEARCH AND DEVELOPMENT, NO. 20, MAY. 2021

CONTENT

Editorial

n Nuclear Development and the Impact of the Disruptive Technologies

M. Constantin

1

n Applications of ASTEC Code in relation with Hydrogen Generation on a Generic CANDU 6 Reactor

G. Radu

5

n Improving the WIMS-DIREN-RELAP Methodology to model LOCA Transients in a CANDU Reactor

I. Prodea, M. Şerbănel, L. Aionei

16

n Evaluation of Spent Fuel Inventory and Radioactivity for CANDU type Fuel Bundles containing
different U-based Compositions

C. A. Mărgeanu

23

n Thorium Fuel Bundle Behaviour under Irradiation Conditions. A Comparative Study

A. C. Răduţ, R. M. Roman, E. Matei, I. Prisecaru

31

n Application of Monte Carlo Techniques to Spent Fuel Shielding Calculations

N. Elbassiony, C. A. Mărgeanu, M. Sallah, A. ElGarayhi

38

n Thermal-Hydraulic Effects of Impurity Deposition on Steam-Generator Tubes of ALFRED Reactor

A. Vîlcu, A. Moise, R.M. Ion

44

n CFD Model for the Heat Transfer during the Ice Plugging Process of Large Diameter Pipes

B. Corbescu, D. Puiu, E. Matei, V. N. Panaitescu

49

n Experimental Study of Antimony Adsorption on Magnetite in Aqueous Solutions

D. Petrescu, D. Diniaşi, A. Tudose, C. Bucur

56

n X-Ray Photoelectron Spectroscopy Investigation of Plasma Modified 316l Stainless Steel Surface

I. Vlăduţ, A. H. Marin, O. Rusu, E. Coacă, M. Pătraşcu, D. Diniaşi

61

n A New Approach to obtain Ramberg-Osgood Constitutive Equation for Materials used in Structural Components of Nuclear Reactors

L. Stoica, V. Radu, A. Niţu, V. IOnescu. D. Toma

65

n Monitoring Techniques for NPP Electrical Cables Condition

D. Puiu, B. Corbescu, V. G. Ionescu, C. Cepisca

69

n Optimization of the Smear Sampling Method for Evaluation of Tritium Contamination on Metallic Surfaces

C. Dulama, R. Dobrin, V. Neculae

77

n An Approach for the Calibration of the KVP for the X-Ray Tubes

R. H. Bakr, M. A. Hassan, A. R. El-Sersy

82

n Irradiation Technologies and the Radioisotope Production at INR Pitesti

M. Mincu, D. Miriţă, A.M. Ivan, G.C. Lazăr, A. Gheorghe

87

n Key Elements of the R&D Activity Supporting the Steam Generator Ageing Management Program

D. Lucan

93

n FHS Personnel Training, Examination and Knowledge Evaluation – SIPEC PRO E-Learning Informatics System

I. Dobrin, N. Marinescu

100

Editorial policy and practices

105

Instructions for authors

108

Copyright © 2021 by the INSTITUTE FOR NUCLEAR RESEARCH, PITESTI, ROMANIA. All rights reserved.

Printed in ROMANIA, DELTA PRINT LINE SRL, Bucharest, May 2021



 
 

JOURNAL OF NUCLEAR RESEARCH AND DEVELOPMENT, NO. 18, DECEMBER. 2019

CONTENT

Editorial

n  Nuclear Power and the Limits of the Global Development

                M. Constantin

 

1

 

  

 

 

n  The Role of CFD Simulations in CRS4 support to Liquid Metal Fast Reactors Design

                M. Profir, V. Moreau

 

3

 

n   Oxidation Behaviour of Fe-Cr-Ni Alloys in Supercritical Water

                M. Fulger, M. Mihalache, L. Velciu, D. Petrescu

 

10

 

n  Design of New Coatings and Sintered Materials based on Mixed Rare Earth Oxides

                R.R. Piticescu, M. Corban, M.I. Grili, F. Balima, M. Prakasam

 

18

 

n   Cement Mortar Creep under Exposure to Gamma-Ray Irradiation

                Y. Khmurovska, P. Štemberg, S. Sikorin, J. Žák, Y. Khaladkevich, E. Pavalanski,V. Fatseyeu

 

24

 

n  Investigating the Influence of Refueling Scheme Pattern on Core Parameters of a CANDU Reactor Fed With Thorium-based Fuel

                I. Prodea

 

29

 

n  Isotopic Inventories of the Discharged T37 Fuel Bundles

                I. Visan, A. Moise

 

35

 

n   Evaluations of Th-based CANDU 6 Fuel Bundle Performance using Monte Carlo and Collision Probability Methods

        A. Moise, I. Visan, A. Rizoiu

 

39

 

n  Optimization of the Operation Process at the Diffusion Length and Fermi Age Measurement Facility

        Š. Čerba, B. Vrban, J. Lüley, F. Osuský, D. Flamíková, V. Nečas

 

43

n  Analysis of Selected Biosphere Parameter Changes using Probabilistic Methods

                D. Flamíková, V. Nečas

 

49

 

n  Charged Particle Interaction with Shielding and Dosimetric Materials

                V.P. Singh, N.M. Badiger, G. Gangwar

 

55

 

 

 

 

Editorial policy and practices

 

59

Instructions for authors

 

62

 

Copyright © 2019 by the INSTITUTE FOR NUCLEAR RESEARCH, PITESTI, ROMANIA. All rights reserved.

 

Printed in ROMANIA, DELTA PRINT LINE SRL, Bucharest, December 2019



JOURNAL OF NUCLEAR RESEARCH AND DEVELOPMENT, NO. 19, MAY. 2020

CONTENT

Editorial

n Nuclear Power in the Time of Coronavirus

M. Constantin

1

n Analysis of Creep-Induced Strains and Stresses in the V Notches Process Zone from the CANDU Pressure Tubes

V. Radu, L. Stoica, V. Olaru, A. Niţu, V. Ionescu, M. Mihalache

3

n Study on Establishing the Cracking Criterion due to Mechanical Overload of the Zr-2.5%Nb Pressure Tube Specimens with Volumetric Flaws

V. Ionescu, V. Radu, A. Niţu, L. Stoica, V. Olaru, M. Mihalache, D. Toma

7

n Study of Corrosion Behaviour of Some Dissimilar Welds from CANDU NPP Primary Circuit

L. Popa, M. Tunaru, D. Diniaşi, A. Tudose, L. Velciu, M. Lazăr

11

n Use of Biocides to Prevent the Microbiologically Induced Corrosion of Carbon Steel Pipes

M. Tunaru, A. Dinu, L. Popa, D. Ciurcu, A. Tudose, D. Diniaşi

18

n Reactor Physics Aspects Associated to the Conversion of a CANDU Reactor Core fuelled with Natural Uranium to NUE Fuel

I. Prodea

21

n Evaluation of Advanced Nuclear Fuel Elements Behaviour proposed for use in CANDU Nuclear Reactor

D.V. Ionescu, M.R. Roman, G. Olteanu, A.C. Răduţ

26

n Measurement of Alpha/Beta Radionuclides in Spent Ion Exchange Resins by using LSC Method

L. Bujoreanu, D. Bujoreanu, C. Diaconescu

31

n Energy Absorption Build-Up Factors of Vital Human Organs

N. Kucuk, V.P. Singh, G. Gangwar, N.M. Badiger

38

n PRO ALFRED: Towards an Increased Romanian Participation in the ALFRED Infrastructure Development

D. Diaconu, M. Constantin, M. Niţoi, I. Turcu, D. Gugiu, M. Apostol, R. Preduţ, D. Chirleşan, G. Plăiaşu, D. Dupleac, M. Drăguşin, I. Purica

46

n Perspectives of Non-Electric Applications in the Market Context and Future Development of the Nuclear Sector in Romania

M. Constantin

55

Editorial policy and practices

63

Instructions for authors

66

Copyright © 2020 by the INSTITUTE FOR NUCLEAR RESEARCH, PITESTI, ROMANIA. All rights reserved.

Printed in ROMANIA, DELTA PRINT LINE SRL, Bucharest, May 2020



 
 

JOURNAL OF NUCLEAR RESEARCH AND DEVELOPMENT, NO. 17, MAY. 2019

CONTENT

Editorial

n  Is Nuclear Power development ready to follow the market?

                M. Constantin

 

1

 

  

 

 

n  Improvement of Proliferation Resistance based on “By-Design” Approach

                G. Glinatsis, D. Gugiu, F. Padoani

 

3

 

n   Preliminary Study on the Cost Competitiveness of an SMR using LFR Technology in Romanian Energy System

                C. A. Margeanu, C. C. Din, S. C. Valeca

 

12

 

n  CANDU Nuclear Fuel Performance Improving by using Bundles with more than 37 Elements

                I. Prodea, M. Serbanel, D. Oproiu

 

22

 

n   Sensitivity Analysis for Neutron Parameters Affected by Technological Tolerances in Typical CANDU Cells

                A. M. Segarceanu, M. Constantin

 

26

 

n  Study on the Corrosion of Structural Materials in Pb-Bi Eutectic and Coolant Oxidation

                A. Vilcu, K. Masatoshi, M. Takahashi, A. P. Mumpuni

 

31

 

n  New Fracture Mechanics Method for the ODS Steel Testing

                A. Nitu, M. Abrudeanu, V. Radu, V. Ionescu, A. Ion, V. Olaru

 

38

 

n   Investigation on Gamma Interaction with Water, Concrete, Co-free Steel, Pb and UO2

        V. P. Singh, G. Gangwar, N. M. Badiger

 

44

 

n  Effect of Lead Cations on the Structural, Physical and Gamma-Ray Shielding Properties of Some Iron-Lead-Zinc-Borate Glasses

        R. M. M. Mahmoud, T. Z. Amer, A. A. Bendari, M. Nasr, S. S. Mohammad

 

48

n  The Influence of Hydrogen Concentration on the Ramberg-Osgood Constitutive Equation for Zr-2.5%Nb Pressure Tube Alloy

                Al. Ion, V. Radu, Al. Nitu

 

56

 

n  The Assessment of Selection and Application of Relevant Features, Events and Processes for Biosphere Model in Slovak Republic

                D. Flamikova, V. Necas

 

59

 

n  Delayed Effects for a Definite Dose with Different Photon Energies on some Rat’s Blood Biological Parameters (In-vivo Study)

      F. M. Ali, R. M. Bakr,  A. R. El-Sersy

 

64

 

 

 

 

Editorial policy and practices

 

73

Instructions for authors

 

76

 

Copyright © 2019 by the INSTITUTE FOR NUCLEAR RESEARCH, PITESTI, ROMANIA. All rights reserved.

 

Printed in ROMANIA, DELTA PRINT LINE SRL, Bucharest, May 2019

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