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pro vyhledávání: '"Brian Pieslak"'
Publikováno v:
Studies in Conflict & Terrorism. 44:310-325
This article examines how Da‘esh utilizes anashid (“Islamic songs” or “recitation”) as soundtrack elements within its video messaging, focusing primarily on a sample set of 755 videos released in 2...
Observation of optically stimulated reorientation of dipolar defects inPr3+-doped strontium fluoride
Publikováno v:
Physical Review B. 59:14253-14258
We have performed optical and dielectric measurements on the reorientation of C4v (F) dipolar defects found in SrF2 doped with Pr . By monitoring the polarization of fluorescence from optically excited Pr ions in these defect sites, we have observed