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Volume 7

The Tritium Barrier

Mastering Isotope Containment and Permeation Engineering

The smallest isotope is your biggest engineering challenge.

Strategic Objectives

• Understand the atomic mechanisms of hydrogen isotope diffusion.

• Design advanced multi-layer coatings to inhibit permeation.

• Analyze the thermodynamic interactions at metal-gas interfaces.

• Implement robust containment strategies for fusion and fission reactors.

The Core Challenge

In high-temperature nuclear environments, tritium's ability to diffuse through solid metal threatens structural integrity and safety protocols.

01

The Nature of Tritium

02

Mechanisms of Atomic Diffusion

03

Fick’s Laws in Permeation

04

Solubility and Sieverts' Law

05

The Role of Microstructure

06

Hydrogen Embrittlement

07

High-Temperature Thermodynamics

08

The Permeation Barrier Factor

09

Aluminide Coatings

10

Oxide Layer Engineering

11

Ceramic Barriers

12

Physical Vapor Deposition

13

Chemical Vapor Deposition

14

Surface Characterization

15

Isotope Exchange Reactions

16

Permeation Testing Facilities

17

Fusion Reactor Interfaces

18

Molten Salt and Liquid Metal

19

Radiation Damage Effects

20

Safety and Regulatory Standards

21

The Future of Barrier Design

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