**Introduction**

spectrometry system and applied to measure radiation from large waste containers. Geant 3.21 was used to measure gamma rays released from 152Eu source and the detection effi‐

cent advances in understanding the performance of tungsten composite in fusion reactor en‐ vironment. The preparation of different composites is reviewed and the performance of these materials in terms of their mechanical behavior, thermal properties, and oxidation re‐

3 presents advances in fusion technology, where Drs. Waseem and Ryu present re‐

**Rehab O. Abdel Rahman**

Hosam El-Din Mostafa Saleh

Atomic Energy Authority of Egypt, Cairo, Egypt

Atomic Energy Authority of Egypt, Cairo, Egypt

ciency was calculated.

sistance is presented

Section

VIII Preface

**Chapter 1**
