Text Box: UBB Text Box: Faculty of Physics Text Box: Project title: The effect of doping and disorder on the half-metallicity of Heusler alloys Project No.: Cod CNCSIS ID2578 Nr. Contract 565 Project director: Prof. Univ. Dr. Romulus V. TETEAN                                                                   rote@phys.ubbcluj.ro Research team Conf. Dr. Aurelian Daniel ANDREICA                                                                                                    dandr@phys.ubbcluj.ro Conf. Dr. Iosif Grigore DEAC                                                                                                                   ideac@phys.ubbcluj.ro Dr. Roxana DUDRIC                                                                                                                                  rpacurariu@phys.ubbcluj.ro M. Sc. Adrian BEZERGHEANU                                                                                                               adibeze@phys.ubbcluj.ro M. Sc. Robert O. GRASIN                                                                                                                         grasinrobert@yahoo.com Foreign partners OSNABRUECK UNIVERSITY, Germany (http/www.uos.de)                                                         – Prof. Dr. Manfred NEUMANN PAUL SCHERRER INSTITUT VILIGEN, Switzerland (http/www.psi.ch)                                    – Dr. Alex AMATO UNIVERSITATEA TECHNICĂ CHEMNITZ, Germania (http/www.tu-chemnitz.de)                   – Prof. Dr. Dietrich R.T. ZAHN Specific objectives for phase I Preparation and structural investigations of some Co2R1-xMxZ type half-metals. The structural characterization after the substitutions. The study of electrical, caloric, electronic and magnetic properties of the Co2R1-xMxZ type half-metals. The study of local magnetic properties by μSR. The effect of substitutions on the physical properties. Specific objectives for phase II Preparation and structural, electrical, caloric and magnetic investigations of some Co based half-metals. The study of the effect of Ho substitution on the physical properties. The study of electronic properties by band structure calculations. Interpretation and exploitation of the results. Romanian version