A1B reactor

The A1B reactor refers to a type of small modular reactor (SMR) designed for use in submarines, specifically the United States Navy's Virginia-class submarines. It is an advanced nuclear reactor designed by General Electric and is notable for its compact size, efficiency, and safety features. Key features of the A1B reactor include: 1. **Compact Design**: The A1B reactor is smaller and more efficient compared to predecessor designs, which allows for more space on submarines.