نتایج جستجو برای: mnn
تعداد نتایج: 224 فیلتر نتایج به سال:
The title compound, {[Mn(C(22)H(15)NO(6))(C(12)H(8)N(2))(H(2)O]·H(2)O}(n), was obtained under solvothermal conditions. The Mn(2+) cation exhibits a distorted penta-gonal-bipyramidal MnN(2)O(5) coordination sphere with the water O atom and one of the phenanthroline N atoms in the axial positions. The cation is bridged by the doubly deprotonated 4,4'-[(4-carb--oxy-benz-yl)nitrilo]-dibenzoate liga...
In the title compound, [Mn(C(19)H(11)F(2)O(2))(2)(C(5)H(8)N(2))(2)], the Mn(2+) cation is coordinated by the N atoms of two 3,5-dimethyl-pyrazole ligands and carboxyl-ate O atoms from two 4,4''-difluoro-1,1':3',1''-terphenyl-2'-carboxyl-ato ligands, forming an MnN(2)O(2) polyhedron with a slightly distorted tetra-hedral coordination geometry. Two intra-molecular hydrogen bonds are observed betw...
In the title complex, [Mn(C(16)H(14)N(4)O)(C(2)H(5)OH)(2)(H(2)O)](C(6)H(2)N(3)O(7))(2)·2C(2)H(5)OH, the Mn(II) ion is in a distorted octa-hedral coordination environment, defined by an MnN(2)O(4) donor set. The 1,3-bis-(benz-imid-azol-2-yl)-2-oxapropane ligand is tridentate. In the crystal structure, inter-molecular N-H⋯O and O-H⋯O hydrogen bonds link the components into a three-dimensional net...
The values of electronic components are always deviated, but the functions of the modern circuits are more and more precise, which makes the automatic fault diagnosis of analog circuits very complex and difficult. This paper presents an extension-neural-network-type-1ENN-1based method for fault diagnosis of analog circuits. This proposed method combines the extension theory and neural networks ...
In the title complex, [Mn(C(13)H(14)N(2))(4)(H(2)O)(2)](ClO(4))(2)·1.5H(2)O, the Mn(II) ion is coordinated by four N atoms from four different 1,3-di-4-pyridyl-propane mol-ecules and two O atoms from two coordinated water mol-ecules, leading to a distorted MnN(4)O(2) octa-hedral geometry. Each 1,3-di-4-pyridyl-propane ligand displays a monodentate coordinating mode. In the crystal, there exist ...
In this paper, a multi-kernel neural network sliding mode control (MNNSMC) method is proposed to enhance the position tracking performance and disturbance suppression capability of permanent magnet linear synchronous motors (PMLSMs). The designed MNNSMC strategy consists two parts, with dynamic boundary layer (MNN). former, utilized guarantee that variable converges manifold asymptotically. lat...
In the title complex, [Mn(C(8)H(4)O(7)S)(C(12)H(8)N(2))(2)], the Mn(II) atom is chelated by one 4-carb-oxy-2-sulfonato-benzoate anion and two phenathroline (phen) ligands in a distorted octa-hedral MnN(4)O(2) geometry. The benzene ring of the 4-carb-oxy-2-sulfonato-benzoate anion is twisted with respect to the two phen ring systems at dihedral angles of 66.38 (9) and 53.56 (9)°. In the crystal,...
Location management is one of the key issues in mobile networks to provide an efficient and low-cost services. In this paper, we propose a prediction-based location management scheme for locating a mobile host (MH), which depends on its history of movement pattern. A multilayer neural network (MNN) model for mobile movement prediction is designed to predict the future movement of a mobile host....
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