National Research and Development Institute for Cryogenics and

Isotopic Technologies - ICSI Rm. Valcea -

Mathematical Model of a Heat Exchanger Working with Different

Refrigerant Fluids

Ion Zabet, Iulian Niţă, Raluca Fako, Graţiela Maria Ţârlea .................. 5

Overview of Tritium Activity in the Nuclear Fission Reactors

Iulian Niţă, Mariea Deaconu, Raluca Fako, Sorin Meglea,

Dan Bujoreanu ................................................................................ 17

Deuterium Concentration On-Line Monitoring in the Heavy-Water

Moderator of the Pik Reactor

Tatiana V. Voronina, Daria Yu. Tugushev ........................................... 29

Environmentally Friendly Methods for High Quality Lanthanum

Cobaltite Perovskite Catalysts Synthesi

Stanica Enache, Mirela Dragan, Amalia Soare, Konstantin Petrov,

Mihai Varlam ................................................................................... 37

Simulation of a Mobile Charging Station Operational Mode Based on

Ramnicu Valcea Area

Maria Simona Raboaca, Irina Bancescu, Mariana Iliescu, Mihai Culcer,

Filip Carlea, Alexandru Lavric, Ioana Manta, Florin Lungu,

Agnes Laura Bisoc, Constantin Filote ................................................. 45

C–MS and Neutron Activation Investigations of Medicina Teucrium L. Species

Nina Ciocarlan, Alexandru Ciocarlan, Ion Dragalin, Aculina Aricu,

Inga Zinicovscaia, Svetlana Gundorina ................................................ 55

Assessing the Origin of Vegetables Based on 1H/13C-NMR Profiling and

Chemometrics: Preliminary Results

Oana Romina Botoran, Raluca Popescu, Diana Costinel,

Marius Miricioiu, Roxana Elena Ionete .................................................. 63

Distribution of Heavy Metals in Water and Sediments from

Lakes of the Olt Watershed

Claudia Sandru, Mihaela Iordache, Andreea Maria Radulescu,

Ramona Ionela Zgavarogea, Roxana Elena Ionete ................................. 77

Current Status on the Modified Zeolites Application in

Wastewater Deppolution

Irina Vagner, Carmen Varlam …….......................................................... 91

Identification and Analysis of Tanins in Extracts from Walnuts Green

Fruits and Leaves

Claudia Cobzaru, Alice-Nicoleta Serban, Corina Cernatescu ................... 103

Instructions for Authors ..................................................................... 113