PACS:24.70.+s, 25.40.Ep, 25.45.−z, 27.20.+n (all) DOI:10.1070/PU1965v007n04ABEH003651 URL: https://ufn.ru/en/articles/1965/4/h/ Citation: Alekseev N V, Arifkhanov U R, Vlasov N A, Davydov V V, Samoilov L N "Sources of polarized fast neutrons" Sov. Phys. Usp.7 619–625 (1965)