Carbon Nanomaterials as Adsorbents for Environmental and by Carlos P. Bergmann, Fernando Machado Machado

By Carlos P. Bergmann, Fernando Machado Machado

This ebook provides a precis of the present use of carbon nanomaterials for water remedy, drug supply, structures and nanosensors. the 1st bankruptcy elucidates the adsorption technique phenomenon. additionally, the homes of other carbon nanomaterials for adsorption purposes are lined. The 3rd bankruptcy offers the kinetic and equilibrium types of adsorption, processing of experimental info and adsorption technique peculiarities. Environmental and organic functions of carbon nanomaterials are indexed within the final bankruptcy. This publication is written from an application-oriented point of view and comes in handy for all these drawn to nanoadsorbents.

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As it can be expected, tube–molecule distance can significantly affect partial charge of C atom and its gap energy [105]. Significant changes in the density of states (DOS) near Fermi level can render potential candidates for sensor applications, for instance. 5 eV) suggest that the type of interaction is most likely physisorption, high binding energies can cause significant changes of electronic states around Fermi energy for both zigzag and armchair of the SWCNT after interaction with a given specie [106].

Krishnan D, Kim F, Luo J et al (2012) Energetic graphene oxide: challenges and opportunities. Du Q, Zheng M, Zhang L et al (2010) Preparation of functionalized graphene sheets by a low-temperature thermal exfoliation approach and their electrochemical supercapacitive behaviors. Zhu Y, Murali S, Cai W et al (2010) Graphene and graphene oxide: synthesis, properties, and applications. Ma LP, Wu ZS, Li J, Wu ED, Ren WC, Cheng HM (2009) Hydrogen adsorption behavior of graphene above critical temperature.

On the other hand, the value of the equilibrium constant and the value of maximum amount adsorbed may not correspond to the correct values. An examination of just one temperature value may not provide a realistic conclusion. It is necessary to use different isotherm models with different temperature values. The 2 and the lowest values of SD for the majorities of model with the best values of Radj temperature values should be taken as the best isotherm model to describe the adsorption behavior of an adsorbate on a given adsorbent.

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