Derek Rosdahl

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Questions related from Derek Rosdahl

Does anyone know why I may not be making good ohmic contact with my oxide material for 4-point probe measurements?

I’m currently sputtering an oxide material (a perovskite) which I am attempting to dope with Lanthanum to obtain a thin film semiconducting material. After my attempts at doping my films, I want...

19 November 2020 2,625 4 View

Why are my barium titanate sputtered thin films rapidly changing color when I take them out of the chamber?

Hello, I have been attempting to grow barium titanate thin films with sputtering by using 99.95% pure separate Barium and Titanium targets and varying oxygen flow rates to my sputtering chamber....

17 July 2020 9,422 4 View