نتایج جستجو برای: keywords fullerene
تعداد نتایج: 1982295 فیلتر نتایج به سال:
A Fullerene with pentagons, hexagons, and heptagons is considered. The number of carbons is 458. It contains 8 heptagonal rings, 21 pentagons, and 212 hexagons. Keywords-component; fullerene; heptagon; pentagon adjacency penalty rule; fullerene with many carbons
a tiling of a surface is a decomposition of the surface into pieces, i.e. tiles, which cover it without gaps or overlaps. in this paper some special polygonal tiling of sphere, ellipsoid, cylinder, and torus as the most abundant shapes of fullerenes are investigated.
aim: oxidative stress plays a crucial role in the pathophysiology of ischemic stroke. since water-solublefullerene derivatives act as the potent scavenger of oxygen free radicals in biological systems, we aimedto investigate the possible protective effects of fullerol nanoparticles on brain infarction and edema intransient model of focal cerebral ischemia in rat.materials & methods: experiment ...
A fullerene graph is a planar cubic graph whose all faces are pentagonal and hexagonal. The structure of cyclic edge-cuts of fullerene graphs of sizes up to 6 is known. In the paper we study cyclic 7-edge connectivity of fullerene graphs, distinguishing between degenerated and non-degenerated cyclic edge-cuts, regarding the arrangement of the 12 pentagons. We prove that if there exists a non-de...
In this paper, LDPC Codes based on defected fullerene graphs have been generated. And it is found that the codes generated are fast in encoding and better in terms of error performance on AWGN Channel. Keywords—LDPC Codes, Fullerene Graphs, Defected Fullerene Graphs.
The analysis of the ultraviolet induced transformation thermal decomposition spectra monomer submicrometer layers polymethylmethacrylate and its composite with fullerene C 60 for different concentrations irradiation doses has been carried out. Formation new stages in interpreted by binding between side ester groups polymethylmethacrylate. Keywords: polymethylmethacrylate, fullerene, irradiation...
The stable marriage problem (SM) and its many variants are extensively-studied combinatorial problems with many practical applications. The n-dimensional stable marriage model is proposed, which is initially motivated by a problem arising from chemical graph theory, and an algorithm is given accordingly. This model solves the zero clustering problem of chemical graph polynomials successfully, w...
In this study, the effect of fullerene electron mobility on the composition of paraphenylenediamine and stability was studied. Using quantum chemistry calculations, the first combination of paraffenylenediamine in a single-full-time region connected with fullerene through carbon atoms was reported. Experimental research was simulated and optimized using GIS software. Then the NBO calculations w...
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