MAGNETOSTRUCTURAL CORRELATIONS FOR THE S=1 ALTERNATING CHAIN [(NI-2(DPT)(2)(MU-N-3)(MU'-N-3)(2))(N)](CLO4)(N)

被引:32
作者
VICENTE, R
ESCUER, A
机构
[1] Departament de Química Inorgànica, Universitat de Barcelona, 08028 Barcelona
关键词
D O I
10.1016/0277-5387(95)97865-R
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The magnetic behaviour of the S = 1 alternating chain [{Ni-2(dpt)(2)(mu-N-3(mu'-N-3)(2)}(n)](ClO4)(n) [dpt = bis(3-aminopropyl)amine] has been studied. The alternance in the J parameters is derived from the regular alternance in the structure of double and single bridges between the nickel(II) atoms along the chain. The susceptibility measurements between 4 and 300 K show strong antiferromagnetic coupling. The magnetic behaviour of this compound is correlated to the bond parameters by using MO extended-Huckel calculations and it is postulated that, in the title compound, the single bridge is more effective in propagating magnetic exchange than the double bridge.
引用
收藏
页码:2133 / 2138
页数:6
相关论文
共 22 条
[1]   CRYSTAL-STRUCTURE AND MAGNETIC-PROPERTIES OF [NI(TERPY)(N3)2]2.2H2O,A NICKEL(II) DINUCLEAR COMPLEX WITH FERROMAGNETIC INTERACTION [J].
ARRIORTUA, MI ;
CORTES, AR ;
LEZAM, L ;
ROJO, T ;
SOLANS, X ;
FONTBARDIA, M .
INORGANICA CHIMICA ACTA, 1990, 174 (02) :263-269
[2]  
BORRAS JJ, 1992, THESIS VALENCIA
[3]  
BORRASALMENAR JJ, IN PRESS INORG CHEM
[4]   SYNTHESES, MAGNETIC-PROPERTIES, AND CRYSTAL-STRUCTURES OF THE DIMERS [LNI(MU-N3)3NIL](CIO4) AND [L'2NI2(N3)2(MU-N3)2] (L = N,N',N'-TRIMETHYL-1,4,7-TRIAZACYCLONONANE - L' = 1,5,9-TRIAZACYCLODODECANE) - MU-TRIAZIDO-BRIDGING VS MU-DIAZIDO-BRIDGING [J].
CHAUDHURI, P ;
GUTTMANN, M ;
VENTUR, D ;
WIEGHARDT, K ;
NUBER, B ;
WEISS, J .
JOURNAL OF THE CHEMICAL SOCIETY-CHEMICAL COMMUNICATIONS, 1985, (22) :1618-1620
[5]   SYNTHESIS, STRUCTURAL, SPECTROSCOPIC AND MAGNETIC STUDIES OF 2 AZIDO AND THIOCYANATO NICKEL(II) DINUCLEAR COMPLEXES WITH FERROMAGNETIC INTERACTIONS [J].
CORTES, R ;
DELARRAMENDI, JIR ;
LEZAMA, L ;
ROJO, T ;
URTIAGA, K ;
ARRIORTUA, MI .
JOURNAL OF THE CHEMICAL SOCIETY-DALTON TRANSACTIONS, 1992, (18) :2723-2728
[6]   MAGNETIC TRANSITION IN FERROMAGNETICALLY COUPLED DIMER OF NI(II) WITH DI-MU-AZIDO BRIDGE [J].
ESCUER, A ;
VICENTE, R ;
RIBAS, J .
JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS, 1992, 110 (1-2) :181-184
[7]   2 NEW MU-AZIDO NICKEL(II) UNIFORM CHAINS - SYNTHESES, STRUCTURES, AND MAGNETOSTRUCTURAL CORRELATIONS [J].
ESCUER, A ;
VICENTE, R ;
RIBAS, J ;
ELFALLAH, MS ;
SOLANS, X ;
FONTBARDIA, M .
INORGANIC CHEMISTRY, 1993, 32 (17) :3727-3732
[8]   THE 1ST 1D NICKEL(II) COMPLEX WITH A SINGLE AZIDO BRIDGE - STRUCTURE AND MAGNETIC-BEHAVIOR OF CATENA-(MU-N3)[NI(1,4,8,11-TETRAAZACYCLOTETRA-DECANE)](CLO4)H2O [J].
ESCUER, A ;
VICENTE, R ;
RIBAS, J ;
ELFALLAH, MS ;
SOLANS, X .
INORGANIC CHEMISTRY, 1993, 32 (06) :1033-1035
[9]   TRANS-[NI(333-TET)(MU-N3)]N(CLO4)N AND CIS-[NI(333-TET)(MU-N3)]N(PF6)N - 2 NOVEL KINDS OF STRUCTURAL NICKEL(II) CHAINS WITH A SINGLE AZIDO BRIDGE - MAGNETIC-BEHAVIOR OF AN ALTERNATING S=1 CHAIN WITH ALPHA=0.46 [J].
ESCUER, A ;
VICENTE, R ;
RIBAS, J ;
ELFALLAH, MS ;
SOLANS, X ;
FONTBARDIA, M .
INORGANIC CHEMISTRY, 1994, 33 (09) :1842-1847
[10]   UNUSUAL MAGNETIC AND STRUCTURAL ONE-DIMENSIONAL NICKEL(II) AZIDO SYSTEMS [J].
ESCUER, A ;
VICENTE, R ;
ELFALLAH, MS ;
RIBAS, J ;
SOLANS, X ;
FONTBARDIA, M .
JOURNAL OF THE CHEMICAL SOCIETY-DALTON TRANSACTIONS, 1993, (19) :2975-2976