نتایج جستجو برای: bimetallic complexes
تعداد نتایج: 140785 فیلتر نتایج به سال:
Treatment of [UO(2)(Ar(2)nacnac)Cl](2) with 4 equiv. of Li(C(4)H(5)N(2)) results in the formation of a rare uranyl organometallic complex [Li(MeIm)][UO(μ-O)(Ar(2)nacnac)(μ-C,N-C(4)H(5)N(2))(2)] (2), in moderate yield. Reaction of 2 with 1 equiv. of MCl(2) (M = Fe, Co) yields the bimetallic complexes [MCl(MeIm)][UO(2)(Ar(2)nacnac)(μ-N,C-C(4)H(5)N(2))(2)] (M = Fe, 3; M = Co, 4).
The first chiral bipyridyl-type metalloligands based on aluminum derivatives of cinchonine (CN-H) were synthesized and characterized by single-crystal X-ray diffraction studies. These bischelate complexes, (CN)(2)AlX [X = Cl (1a), Me (1b)] were found to be effective building blocks for the preparation of novel helical nanotubular architectures as well as chiral bimetallic coordination polymers,...
The synthesis and characterization of a new threefold symmetric hemilabile phosphino-alkylthioether ligand are described. This ligand can be used in combination with Rh(I) and Ir(I) precursor complexes to prepare 40-membered macrocyles with threefold symmetry via the Weak-Link Approach. Synthesis and characterization of two such structures are reported along with a single crystal x-ray diffract...
Hollow Pd/Sn bimetallic nanocrystals were fabricated by a fast one-pot strategy in an oleylamine system. This method produced a fine single crystalline bimetallic hollow nanostructure. The process and influencing factors of the reaction are also discussed in this work. Bimetallic nanoparticles possessing special hollow structures with single-crystalline nature are expected to have particular el...
در این تحقیق ابتدا یک کمپلکس جدید دو هسته ای(6-methylbipyridineh)[uo2 (no3)2 (?-oh)]2 تهیه شد و با استفاده از تکنیک های مختلف طیفسنجی همانندft-ir ، uv-vis، h-nmr1 و تکنیک ولتامتری چرخه ای (cv) مورد مطالعه و شناسایی قرار گرفت. ساختار بلوری این کمپلکس با روش کریستالوگرافی اشعه x مطالعه شد. این کمپلکس در سیستم تری کلینیک (1=z) با گروه فضایی p? متبلور شده است. در این ترکیب یون های اورانیوم 6+، شکل ...
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