Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 9 of 9 for “"Allotrope"”.
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The 5-th element. A new high pressure high temperature allotrope
… The X-ray density of 2.52 g cm-3 of this boron allotrope is the highest among its other known modifications. In order to determine the phase transition boundary between beta-and B28 boron phases, in situ HP laser heating experiments were performed at European Synchrotron Radiation Facilities …
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Thermal properties of graphene
… these materials. Graphene, a two-dimensional allotrope of graphite with sp2 bonded carbon atoms, is arranged in honeycomb structure. Graphene has excellent thermal conductivity and can be considered as a potential material for applications in the electronics industry where heating of materials …
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A computational study of the structure, bonding, and thermochemical properties of primary Ozonides derived from substituted Phenol and Thiophenol
Ozone (O3) is an allotrope of oxygen occurring naturally in the earth’s atmosphere. Its importance in environmental issues is well documented and cannot be overemphasized. Ozone reacts with carbon-carbon multiple bonds such as in alkenes via the ozonolysis process. The first step of ozonolysis …
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GRAPHENE-BASED SEMICONDUCTOR AND METALLIC NANOSTRUCTURED MATERIALS
… successful preparation of graphene which is a 2D allotrope of carbon with remarkable electronic, optical and mechanical properties. Functional graphene-based nanocomposites have great promise for applications in various fields such as energy conversion, opteoelectronics, solar cells, sensing, …
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Surface chemistry of N-Heterocyclic carbenes and the self-assembly, structure, and properties of polymer metal-organic cage gels
… From Stabilization of Discrete Elemental Allotropes to Modification of Nanoscale and Bulk Substrates In this chapter, we review the development of carbene surface chemistry from its inception through 2015, covering elemental allotrope substrates, nanomaterials, and bulk surfaces, as well …
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Electronic, optical, mechanical and thermoelectric properties of graphene
Graphene, a two-dimensional allotrope of graphite with sp^2 bonded carbon atoms, is arranged in honeycomb structure. Its quasi one-dimensional form is graphene nanoribbon (GNR). Graphene related materials have been found to display excellent electronic, chemical, mechanical properties along with …
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Synthese und in-situ Untersuchungen dreidimensionaler Silicium- und Germaniumnetzwerke unter Druck
… 2200 K). Dabei konnten die Phasenbeziehungen von Allotropen des Germaniums näher beleuchtet werden und es gelang, eine neue Germaniummodifikation, Ge(hR8), in-situ strukturell zu charakterisieren. Die neu dargestellten metastabilen binären Silicide und Germanide unterteilen sich strukturell in …
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Electronic, Optical, and Thermal Properties of Reduced-Dimensional Semiconductors
… singlet-triplet splitting project graphyne, an allotrope of graphene, as a good candidate for intriguing energy and biomedical applications.</p><p>Lastly, we report first-principles results on electronic structures of 2D graphenelike system, <italic>i.e.</italic>, silicene. For planar and simply …
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Engineering the micro-environment to control the fate of mammalian cells
… A new class of sp2-hybridized carbon based allotrope, graphene, was then investigated as a potential biomaterial for muscle tissue engineering. C2C12 skeletal muscle myoblasts showed a very high degree of myogenic potential on graphene. Also, being an organic material, graphene could also …