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A new system for MgB2 coating R&D at LANL

Sep 20, 2022, 4:40 PM
20m
CEBAF Center Auditorium

CEBAF Center Auditorium

Beyond Nb: Alternate materials and mulilayer structures Beyond Nb: Alternate materials and mulilayer structures

Speaker

Tsuyoshi Tajima (Los Alamos National Laboratory)

Description

We have installed and commissioned a new furnace that can treat 1.3-GHz cavities for the studies on MgB2 coating. The coating method we will try first is based on the 2-step technique, i.e., coat B layer by flowing B2H6 gas in the first step, then react it with Mg vapor in the second step. We started to study the second step first, i.e., reaction of existing B samples from past projects attached on a 1.3-GHz single-cell cavity with Mg vapor. Since B2H6 gas is toxic, we plan to build a safe system to use it by the end of CY2022. The new facility and some first results on the B-Mg reaction tests will be shown.

Primary author

Tsuyoshi Tajima (Los Alamos National Laboratory)

Presentation materials