ENCRYPTED OPTICAL MARKERS FOR SECURITY APPLICATIONS

Encrypted markers that are not readily detectable can be revealed by treatment with a specific reagent used as a developer to reveal a readily detectable physical property of the marker, such as a characteristic fluorescence emission after excitation with a particular excitation wavelength, or to re...

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Bibliographische Detailangaben
Hauptverfasser:	LIANG, MingHwa Benjamin, SZCZEPANIK, Maciej B
Format:	Patent
Sprache:	eng
Schlagworte:	ADHESIVES BEER BIOCHEMISTRY BOOK COVERS BOOKBINDING CHECKING-DEVICES CHEMISTRY COLOUR PRINTING COMBINATORIAL CHEMISTRY COMPOSITIONS OR TEST PAPERS THEREFOR CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL ORENZYMOLOGICAL PROCESSES DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDEDFOR DYES ENZYMOLOGY FILES HANDLING OF COINS OR OF PAPER CURRENCY OR SIMILAR VALUABLEPAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING,DISPENSING, CHANGING OR DEPOSITING LAKES LIBRARIES, e.g. CHEMICAL LIBRARIES, IN SILICOLIBRARIES LINING MACHINES LOOSE LEAVES MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEICACIDS OR MICROORGANISMS METALLURGY MICROBIOLOGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS MORDANTS MOVABLE-STRIP WRITING OR READING APPARATUS MUTATION OR GENETIC ENGINEERING NATURAL RESINS ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES PAINTS PERFORMING OPERATIONS PHYSICS POLISHES PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITYFEATURES PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOTOTHERWISE PROVIDED FOR PRINTING PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES PROCESSES OF PREPARING SUCH COMPOSITIONS SPECIAL PRINTED MATTER SPIRITS STAMPS TRANSPORTING TYPEWRITERS VINEGAR WINE
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