1

• Studies of  Nuclear Reactor Core Materials by Positron Spectroscopy

3

• Isotopic Inventory Evaluations in Lead-Cooled Fast Reactors

9

• Definition of the Thermal-Hydraulic Model of the Gas-Cooled Fast Reactor

14

• Secondary Raw Materials as A Potential Source of Uranium

19

• Burning Thorium-based Nuclear Fuels in CANDU Reactors - A Way to Improve Burnup and  Nuclear Safety

23

• Assessment of NUE Fuel Element Performance in Normal Operating Conditions

27

• An Assessment of Romanian National Determined Contribution to
  Climate Change Mitigation

32

• Optical Energy Gap And the Carbonaceous Clusters in LR-115 Nuclear Track Detector Irradiated by Gamma Doses

• Photon Interaction Characteristics of Griffith, Alderson, Frigerio, Goodman
  and Rossi Tissue Substitutes

• International Experience on Evaluation of Airborne Concentration in Case of
  a Tritiated Heavy Water Spill

• Characterization of the Oxide Films formed on Carbon Steel Components of the Secondary Circuit of CANDU NPP

A. Tudose, M. Valeca, M. Fulger, A. Dinu, L. Velciu, G. Bucsa

56

• Characterization of the Spent Ion Exchange Resins generated from Cernavoda NPP Operation: Gamma Ray Spectrometry Measurements

C. Diaconescu, I. Florea, M. Dianu, R. Dobrin

61

• Processing of  Spent radioactive Ion Exchange Resins: Treatment vs. Direct Conditioning

F. Chirita, M. Dulama, M. Valeca, C. Diaconescu

65

• Editorial policy and practices

69

• Instructions for authors

72