Abstract
Results are reported on the performance of single crystal W foils as positron moderators. A simple annealing technique has been developed which gives efficiencies comparable to those obtained by in situ heating under high vacuum conditions.
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Zafar, N., Chevallier, J., Jacobsen, F.M. et al. Experimentation with thin single crystal W foils as slow positron transmission mode moderators. Appl. Phys. A 47, 409–412 (1988). https://doi.org/10.1007/BF00615506
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DOI: https://doi.org/10.1007/BF00615506