نتایج جستجو برای: sn complex
تعداد نتایج: 807348 فیلتر نتایج به سال:
The asymmetric unit of the title polymeric complex, {[Sn(2)=(C(6)H(5))(6)(C(3)H(2)O(4))(H(2)O)]·C(3)H(6)O}(n), comprises of two Sn cations, one malonate anion and a non-coordinating acetone solvent mol-ecule. Both crystallographically independent Sn cations are five-coordinated by two O and three C atoms in a distorted trigonal-bipyrimidal geometry. One of the Sn cations is bridged by the malon...
Improved stability of nano-Sn electrode with high-quality nano-SEI formation for lithium ion battery
0.1016/j.nanoen.2 lsevier Ltd. All rig thor. Tel.: +1 404 : [email protected] il.com (K. Eom). Abstract Sn materials offer high theoretical capacities in lithium ion batteries, but they must have good cycling stability and high rate-capability in order to be commercialized. Complex and costly material treatments of Sn have been effective in reducing capacity fade, but conventionally produced bare ...
Dopaminergic networks modulate neural processing across a spectrum of function from perception to learning to action. Multiple organizational schemes based on anatomy and function have been proposed for dopaminergic nuclei in the midbrain. One schema originating in rodent models delineated ventral tegmental area (VTA), implicated in complex behaviors like addiction, from more lateral substantia...
This paper presents a new computational framework to address the challenges in deeply scaled technologies by implementing stochastic computing (SC) using the Spiking Neural P (SN P) Systems. SC is well known for its high fault tolerance and its ability to compute complex mathematical operations using minimal amount of resources. However, one of the key issues for SC is data correlation. This co...
A sequence (bn) of positive numbers is said to be δ -quasi-monotone, if bn → 0, bn > 0 ultimately and ∆bn ≥ −δn, where (δn) is a sequence of positive numbers (see [3]). Let (φn) be a sequence of complex numbers and let ∑an be a given infinite series with partial sums (sn). We denote by σα n and tα n the nth Cesàro means of order α , with α > −1, of the sequences (sn) and (nan), respectively, i.e.,
In the monomeric title compound, [Sn(C(4)H(9))(2)(C(6)H(5)N(2)O(2))(2)(H(2)O)]·CH(3)OH, the Sn atom is seven-coordinate, displaying a distorted penta-gonal bipyramidal SnC(2)N(2)O(3) geometry with the two C atoms in the axial sites. In the crystal structure, inter-molecular O-H⋯O hydrogen bonds link the complex and solvent mol-ecules into infinite chains.
The Unified Medical Language System (UMLS) joins together a group of established medical terminologies in a unified knowledge representation framework. Two major resources of the UMLS are its Metathesaurus, containing a large number of concepts, and the Semantic Network (SN), containing semantic types and forming an abstraction of the Metathesaurus. However, the SN itself is large and complex a...
In the title polymeric complex, [Sn(C(6)H(5))(3)(C(14)H(16)NO(3))](n), adjacent triphenyl-tin cations are bridged by the N-cyclo-hexyl-phthalamate anion through the carboxyl-ate and carbonyl O atoms, forming a helical chain running along the b axis. The amide N atom is a hydrogen-bond donor to the uncoordinated carboxyl-ate O atom. The geometry at the five-coordinate Sn atom is trans-C(3)SnO(2)...
In the polymeric title coordination compound, [Sn(C(6)H(5))(3)(C(7)H(7)O(2)Se)](n), the Sn(IV) atom has a distorted trigonal-bipyramidal geometry, with two O atoms from two symmetry-related bridging seleninate ligands in axial positions and three phenyl groups in the equatorial plane. In the crystal, the complex exhibits a zigzag chain structure running parallel to the c axis. An intra-chain C-...
The title compound, [Sn(CH(3))(3)(C(6)H(5)O(2)S)](n), forms an infinite chain structure parallel to [100]. There are two mol-ecules of the complex in the asymmetric unit. The geometry of the Sn atoms in both mol-ecules is distorted trigonal-bipyramidal. The S and C atoms of the thio-phene rings in both mol-ecules are disordered over two sites with site-occupancy factors 0.799 (9)/0.201 (9) and ...
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