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  • 1
    Electronic Resource
    Electronic Resource
    s.l. : American Chemical Society
    Inorganic chemistry 34 (1995), S. 3621-3624 
    ISSN: 1520-510X
    Source: ACS Legacy Archives
    Topics: Chemistry and Pharmacology
    Type of Medium: Electronic Resource
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  • 2
    Electronic Resource
    Electronic Resource
    Springer
    The journal of supercomputing 6 (1992), S. 195-209 
    ISSN: 1573-0484
    Keywords: Quantum hadrodynamics ; nonhypercubic lattices ; Monte Carlo ; high-speed computing ; LU decomposition ; LAPACK ; parallel programming ; CRAY Y-MP ; multitasking ; autotasking
    Source: Springer Online Journal Archives 1860-2000
    Topics: Computer Science
    Notes: Abstract Quantum corrections to the mean-field equation of state for nuclear matter are estimated in a lattice simulation of quantum hadrodynamics on a CRAY Y-MP. In contrast with lattice quantum chromodynamics, where coordinate space methods are the standard, the calculations are carried out in momentum space and on nonhypercubic (irregular) lattices. The quantum corrections to the known, mean-field equation of state were found to be considerable. The time frame of the project and the large computational needs of the program required the use of powerful supercomputers, like the CRAY Y-MP, which are capable of performing at a very high computing speed by using both vector and parallel hardware, the latter being exploited by means of autotasking. The paper describes the applied analytical and the numerical methods as well as the changes needed for the program to be executed in parallel. After some code modifications a very efficient version could be obtained on a CRAY Y-MP8/832, leading to an overall performance of 2.13 gigaflops.
    Type of Medium: Electronic Resource
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  • 3
    Electronic Resource
    Electronic Resource
    New York, NY [u.a.] : Wiley-Blackwell
    Applied Organometallic Chemistry 10 (1996), S. 649-660 
    ISSN: 0268-2605
    Keywords: naphthalocyanine ; ruthenium ; bridged ; oligomers ; solid state ; NMR ; conductivity ; Chemistry ; Industrial Chemistry and Chemical Engineering
    Source: Wiley InterScience Backfile Collection 1832-2000
    Topics: Chemistry and Pharmacology
    Notes: Bridged 2,3-naphthalocyaninatoruthenium oligomers {[MacRu(L)]n} were synthesized and characterized using solid-state methods. For comparison, soluble t-butyl substituted phthalocyaninatoruthenium oligomers were prepared and their chain length examined by 1H NMR spectroscopy. The powder conductivities of all bridged compounds ([MacRu(L)]n) were measured and the dependence of the conductivities on the bridging ligands is discussed.
    Additional Material: 3 Ill.
    Type of Medium: Electronic Resource
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  • 4
    Electronic Resource
    Electronic Resource
    Weinheim : Wiley-Blackwell
    Berichte der deutschen chemischen Gesellschaft 128 (1995), S. 929-933 
    ISSN: 0009-2940
    Keywords: (Phthalocyaninato)ruthenium, soluble tert-butyl-substituted ; (2,3-Naphthalocyaninato)ruthenium, tert-butyl-substituted ; Ruthenium complexes ; Phthalocyaninato complexes ; Chemistry ; Inorganic Chemistry
    Source: Wiley InterScience Backfile Collection 1832-2000
    Topics: Chemistry and Pharmacology
    Notes: The first synthesis of pure tert-butyl-substituted (phthalocyaninato)- and (2,3-naphthalocyaninato)ruthenium [(tBu)4-MacRu] by thermal decomposition of (tBu)4MacRu(L)2 (L = 3-chloropyridine, ammonia) is described. The compounds were characterized by UV/Vis, IR, and NMR measurements.
    Additional Material: 1 Ill.
    Type of Medium: Electronic Resource
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  • 5
    Electronic Resource
    Electronic Resource
    Weinheim : Wiley-Blackwell
    Berichte der deutschen chemischen Gesellschaft 126 (1993), S. 2565-2566 
    ISSN: 0009-2940
    Keywords: Phthalocyaninato complexes ; Ruthenium complexes ; Phosphanes ; Chemistry ; Inorganic Chemistry
    Source: Wiley InterScience Backfile Collection 1832-2000
    Topics: Chemistry and Pharmacology
    Notes: Hitherto unknown ruthenium phthalocyanine complexes with phosphane ligands - PcRu(PEt2Ph)2 (1) and PcRu(PPh3)2 (2) - soluble in common organic solvents were prepared. Two methods were used for their synthesis: 1) Reaction of phthalonitrile with [Ru2Cl3(PEt2Ph)6]Cl in n-pentanol in the presence of 1,8-diazabicyclo[5.4.0]undec-7-ene (DBU) and 2) reaction of PcRu with the corresponding phosphanes. The products 1 and 2 were characterized by their IR, UV/Vis, FD-MS, and 1H-NMR data.
    Type of Medium: Electronic Resource
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