ZINC SULPHIDE PHOSPHOR HAVING PHOTO- AND ELECTROLUMINESCENT PROPERTIES, PROCESS FOR PRODUCING SAME, AND SECURITY DOCUMENT, SECURITY FEATURE AND METHOD FOR DETECTING SAME
The present invention relates to a zinc sulphide phosphor and to a process for producing same. The invention further relates to a security document or document of value, to a security feature and to a method for detecting same. The phosphor according to the invention can act as electroluminescent ph...
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Sprache: | eng ; fre ; ger |
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