Results 61 to 70 of about 202,131 (210)

Methyl Acetylene Detection by BN Nanotube: DFT Studies [PDF]

open access: yesInternational Journal of New Chemistry, 2014
: Electrical sensitivity of a boron nitride nanotube (BNNT) was examined toward (C3H4) molecule by using density functional theory (DFT) calculations at the B3LYP/6-31G (d) level, and it was found that the adsorption energy (Ead) of methylacetylene (C3H4)
Maziar Noei, Ali Moalla
doaj   +1 more source

Fe/Ge catalyzed carbon nanotube growth on HfO2 for nanosensor applications [PDF]

open access: yes, 2009
A carbon nanotube (CNT) growth process on Hf02 is reported for the first time for application in nano-sensors, The process uses a combination of Ge nanoparticles and ferric nitrate dispersion and achieves an increase in CNT density from 0.15 to 6.2 µm ...
Ayre, G.N.   +5 more
core   +2 more sources

Electrochemical investigation of dopamine and hydroquinone by (Pd@Au-PANI) nanocomposite [PDF]

open access: yesNanomedicine Journal
Objective(s): Electrochemical estimation of dopamine by synthesized Pd@Au-PANI nanocomposite.Materials and Methods: Au-doped and Au-Pd incorporated PANI nanocomposites were prepared via oxidative polymerization and hydrothermal methods with ammonium ...
Zaid H. Mahmoud   +8 more
doaj   +1 more source

Continuum modeling for lithium storage inside nanotubes

open access: yesFrontiers in Physics, 2023
Lithium storage and capture are of particular importance for the development of new technology in electric vehicles and portable electronics. Nanotubes (NTs) are among many porous nanomaterials offered as potential candidates for lithium storage. In this
Huda Alsaud, Mansoor H. Alshehri
doaj   +1 more source

Improving the contact resistance at low force using gold coated carbon nanotube surfaces [PDF]

open access: yes, 2010
Investigations to determine the electrical contact performance under repeated cycles at low force conditions for carbon-nanotube (CNT) coated surfaces were performed. The surfaces under investigation consisted of multi-walled CNT synthesized on a silicon
S. M. Spearing   +8 more
core   +1 more source

Computing Fourth Atom-bond Connectivity Index of V-Phenylenic Nanotubes and Nanotori

open access: yesActa Chimica Slovenica, 2013
Among topological descriptors connectivity topological indices are very important and they have a prominent role in chemistry. One of them is atom-bond connectivity (ABC) index defined as ABC(G)= [formula:see text], in which degree of vertex v denoted ...
Mohammad Reza Farahani
doaj  

Short Time Synthesis of Titania Nanotubes: Effect of Pre-Mixing Prior Hydrothermal

open access: yesIndonesian Journal of Chemistry, 2019
The effect of pre-mixing by mechanical stirring before hydrothermal and hydrothermal time on the crystalline phases and morphology of titania has been studied. It was shown that nanotubes titania can be obtained after 5 h hydrothermal at 150 °C.
Indriana Kartini   +5 more
doaj   +1 more source

Accessing the quantum world through electronic transport in carbon nanotubes [PDF]

open access: yes, 2006
In this thesis we will focus on (a) superconducting electrodes attached to carbon nanotube quantum dots in order to study the effects of superconducting correlations on quantum systems and (b) local gate control of carbon nanotubes in order to define
Gräber, Matthias Rudolf
core   +1 more source

Numerically efficient modeling of CNT transistors with ballistic and non-ballistic effects for circuit simulation [PDF]

open access: yes, 2010
This paper presents an efficient carbon nanotube (CNT) transistor modeling technique which is based on cubic spline approximation of the non-equilibrium mobile charge density.
Ashburn, Peter   +3 more
core   +1 more source

Carbon-nanotube-based membranes for water desalination and gas separation

open access: yes, 2023
Carbon-nanotube-based membranes for water desalination and gas ...
Ludovic Dumee (13082331)
core  

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