Flexible sample environment for high resolution neutron imaging at high temperatures in controlled atmosphere

Area of Science:

• Materials Science
• Physics
• Engineering

Background:

• Neutron imaging offers unique capabilities for in situ nondestructive analysis due to high material penetration.
• Current limitations exist for studying materials under complex, high-temperature, or reactive environments.
• Advanced sample environments are crucial for unlocking the full potential of neutron imaging.

Purpose of the Study:

• To present a novel sample environment for high-resolution neutron imaging.
• To enable in situ experiments at temperatures up to 1100°C with controlled reactive atmospheres.
• To facilitate combined neutron imaging and diffraction measurements.

Main Methods:

• Design and construction of a specialized furnace for neutron imaging.
• Integration of temperature control (up to 1100°C) and reactive gas flow capabilities.
• Testing and validation of the furnace at various neutron facilities.

Main Results:

• Successful implementation of the furnace for high-resolution neutron imaging experiments.
• Demonstration of in situ measurements under extreme conditions (high temperature, reactive atmospheres).
• Capability to combine imaging with diffraction measurements was confirmed.

Conclusions:

• The developed sample environment significantly enhances the possibilities for in situ neutron imaging.
• It supports a wide range of fundamental and technological investigations on materials and components.
• This advancement opens new avenues for materials research under industrially relevant conditions.