Abstract: The subject matter of the invention relates to a system (1) and to a method for securely processing information, particularly sensitive information by means of a signature and/or encryption principle, comprising at least the following: a mobile passive first storage unit (1) for retrievably storing first information, a processing device (3) which is adapted for interacting with the first storage unit (2) in order to process information, comprising: a decryption-protected second storage unit (6) for retrievably storing second information corresponding to the first information, a computer unit (5) for (cryptographically) processing information, an information transmission unit (4), for transmitting the information of the first and/or the second storage unit (2, 6) to the computer unit (5).

Abstract: The present invention relates to a method for the production of polarization holograms, an apparatus for the production of polarization holograms and the use of the polarization holograms according to the invention as data stores, security features or diffractive optical elements for performing conventional optical functions.

Abstract: The subject matter of the invention relates to a system (1) and to a method for securely processing information, particularly sensitive information by means of a signature and/or encryption principle, comprising at least the following: a mobile passive first storage unit (1) for retrievably storing first information, a processing device (3) which is adapted for interacting with the first storage unit (2) in order to process information, comprising: a decryption-protected second storage unit (6) for retrievably storing second information corresponding to the first information, a computer unit (5) for (cryptographically) processing information, an information transmission unit (4), for transmitting the information of the first and/or the second storage unit (2, 6) to the computer unit (5).

Abstract: The present invention relates to a method for the production of polarization holograms, an apparatus for the production of polarization holograms and the use of the polarization holograms according to the invention as data stores, security features or diffractive optical elements for performing conventional optical functions.

Abstract: The present invention provides a mixture containing a) at least 26 wt. % of gadolinium and b) one or more elements, alloys and/or compounds from the group consisting of barium, indium, tin, lanthanum, molybdenum, niobium, tantalum, zirconium and tungsten, a process for the preparation of this mixture, use of the mixture as radiation protection, use of the mixture to prepare polymeric radiation protection substances, a process for preparing radiation screening rubbers, thermoplastic materials and polyurethanes, a process for preparing products from the polymeric radiation protection substances and products made from these polymeric radiation protection substances.