| 摘要 |
In a storage phosphor sheet, plate or panel, comprising a needle-shaped storage or photostimulable phosphor, said needle-shaped phosphor comprising a host or matrix compound and a dopant or activator compound or element in an amount of less than 0.01 mole % versus said host or matrix compound, said needle-shaped phosphor further comprises, as inclusions or precipitates, particles having a size in the range from 10<SUP>-3 </SUP>mum up to 10 mum, wherein said particles are present as ferroelectric particles, providing said panel with ferro-electric properties.
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