1 “... workshop on Engineered Barrier Systems (EBS), which took place in Tokyo, Japan, in September 2006...”

2 “...In the deep disposal of radioactive waste, the presence of several barriers serving complementary...”

3 “...Repositories for the disposal of radioactive waste generally rely on a multi-barrier system...”

4 “... of engineered barrier systems (EBS). These proceedings include the main findings and presented papers from...”

5 “... for establishing their barrier properties. Therefore, a critical review of the relevant literature on the current...”

6 Table of Contents: “... Division Survey on Health Care Provider Payment for Nuclear Medicine Diagnostic Services -- Barriers...”

7 “.... The report also identifies a number of perceived barriers that may impede the implementation of benchmarking...”

8 “... on the performances of the various barriers and, ultimately, on the long-term safety of a repository, should therefore...”

9 “... beyond the engineered barriers. Thermodynamic sorption models (TSMs) are key for improving confidence...”

10 “... of transfer through each of the barriers surrounding the repository. It is well known that, for many...”