发明名称 |
X-ray intensifying screen including a titanium activated hafnium dioxide phosphor containing gadolinium to reduce afterglow |
摘要 |
An intensifying screen is disclosed containing a phosphor composition comprised of monoclinic crystals of a titanium activated hafnia phosphor host containing gadolinium ions to reduce afterglow. A phosphor composition in which zirconia is at least partially substituted for hafnia is also disclosed.
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申请公布号 |
US4963753(A) |
申请公布日期 |
1990.10.16 |
申请号 |
US19890437143 |
申请日期 |
1989.11.16 |
申请人 |
EASTMAN KODAK COMPANY |
发明人 |
BRYAN, PHILIP S.;LAMBERT, PATRICK M.;TOWERS, CHRISTINE M.;JARROLD, GREGORY S. |
分类号 |
C09K11/67;C09K11/77;G21K4/00 |
主分类号 |
C09K11/67 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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