By Sadegh Imani Yengejeh, Seyedeh Alieh Kazemi, Andreas Öchsner
This quantity offers a entire method for categorizing carbon nanotubes and their alterations by way of nano sheets, nanotubes, microscopic and atomic transformations. additionally, the cloth and geometric homes of those nano-configurations are addressed. finally, it introduces a couple of universal software program programs for geometry iteration and a number of other advertisement finite point programs.
Read or Download A Primer on the Geometry of Carbon Nanotubes and Their Modifications PDF
Best nanostructures books
Bargains with either the ultrashort laser-pulse know-how within the few- to mono-cycle area and the laser-surface-controlled scanning-tunneling microscopy (STM) extending into the spatiotemporal severe know-how. the previous covers the speculation of nonlinear pulse propagation past the slowly-varing-envelope approximation, the iteration and energetic chirp repayment of ultrabroadband optical pulses, the amplitude and part characterization of few- to mono-cycle pulses, and the suggestions box keep an eye on for the mono-cycle-like pulse new release.
This ebook is intended to function a textbook for newbies within the box of nanoscience and nanotechnology. it could even be used as extra interpreting during this multifaceted quarter. It covers the full spectrum of nanoscience and know-how: advent, terminology, historic views of this area of technology, detailed and extensively differing homes, advances within the a variety of synthesis, consolidation and characterization recommendations, functions of nanoscience and expertise and rising fabrics and applied sciences.
The publication describes the elemental ideas of remodeling nano-technology into nano-engineering with a selected specialize in chemical engineering basics. This ebook offers important information regarding transformations among descriptive expertise and quantitative engineering for college students in addition to operating execs in quite a few fields of nanotechnology.
- Evolution of Thin Film Morphology: Modeling and Simulations
- Negative Refraction Metamaterials: Fundamental Principles and Applications
- Solid Mechanics
- Ultra-Short Pulsed Laser Engineered Metal-Glass Nanocomposites
Extra resources for A Primer on the Geometry of Carbon Nanotubes and Their Modifications
It was assumed that CNTs, when subjected to loading, behave like space-frame structures. Thus, the bonds between carbon atoms are considered as connecting load-carrying generalized beam members, while the carbon atoms act as joints of the members . 1. g. g. second moment of area) can be easily obtained from basic material tests and evaluated based on the given dimensions of the crosssectional area. Nevertheless, for the carbon-carbon bonds of CNTs, no classical tests or geometric derivations are available to describe the properties of the equivalent beam elements.
Hetero-junction CNTs are classified based on the configurations of their two constituent homogeneous CNTs. For instance, a hetero-junction CNT created by connecting a (7,7)-armchair CNT and a (9,9)-armchair CNT is referred to as a (7,7)-(9,9) hetero-junction CNT . e. large angle, small angle and straight connections. e. if the constituent CNTs of a hetero-junction are © The Author(s) 2015 S. 1 Some examples of macroscopic and atomic modifications in the same type (either armchair, zigzag and chiral), the configuration of the hetero-junction is sorted as a straight model and the homogeneous CNTs will be connected with parallel longitudinal axis.
2 Buckminsterfullerene Buckminsterfullerene (or Bucky-balls) is some kind of spherical-shaped fullerene molecule which has cage-like fused-ring configurations . 3 illustrates a model of buckminsterfullerene. 3 Capped CNTs By rolling up a graphene sheet as a cylinder and capping each side of the cylinder with half of the fullerene molecule, a capped CNT is modeled. 4 shows single-walled armchair and zigzag capped CNTs. 1 Material and Geometric Properties In a CNT, carbon atoms are bonded together by covalent bonds which have their specific lengths and angles in a three-dimensional space.
A Primer on the Geometry of Carbon Nanotubes and Their Modifications by Sadegh Imani Yengejeh, Seyedeh Alieh Kazemi, Andreas Öchsner