Results 51 to 60 of about 337,947 (304)

Strain induced correlation gaps in carbon nanotubes

open access: yes, 2003
We calculate the change in the correlation gap of armchair carbon nanotubes with uniaxial elastic strain. We predict that such a stretching will enlarge the correlation gap for all carbon nanotubes by a change that could be as large as several meV per ...
Gloor, T. A., Mila, F.
core   +1 more source

Carbon nanotubes as a 1D template for the synthesis of air sensitive materials: about the confinement effect [PDF]

open access: yes, 2005
Cobalt ferrite and cobalt iron nanowires with an average diameter of 50 nm and lengths up to several micrometers were synthesized inside multi-walled carbon nanotubes (MWNTs) under mild reaction conditions, i.e.
Estournès, Claude   +5 more
core   +1 more source

3D (Bio) Printing Combined Fiber Fabrication Methods for Tissue Engineering Applications: Possibilities and Limitations

open access: yesAdvanced Functional Materials, EarlyView.
Biofabrication aims at providing innovative technologies and tools for the fabrication of tissue‐like constructs for tissue engineering and regenerative medicine applications. By integrating multiple biofabrication technologies, such as 3D (bio) printing with fiber fabrication methods, it would be more realistic to reconstruct native tissue's ...
Waseem Kitana   +2 more
wiley   +1 more source

Buckling Analysis of Hetero-Junction Carbon Nanotubes

open access: yesJournal of Mechanical Engineering, 2018
The buckling analysis of carbon nanotubes without and with hetero-junctions is described in this paper. The buckling behaviour was investigated by the finite element method and the carbon nanotubes were modelled as space frame structures.
Bocko Jozef   +2 more
doaj   +1 more source

Kinematics of Persistent Currents in Nanotubes and Tori -Time-reversal symmetric gauge field and its application-

open access: yes, 2004
The basic properties of conducting electrons in carbon nanotubes are reviewed from a theoretical perspective, and studies performed on persistent currents in toroidal carbon nanotubes and on the local energy gap in deformed nanotubes are reported on ...
Ajiki   +22 more
core   +2 more sources

MnI‐Functionalized Covalent Organic Framework as Efficient Electrocatalyst for CO2 Reduction in a Catholyte‐Free Zero‐Gap Electrolyzer

open access: yesAdvanced Functional Materials, EarlyView.
This work demonstrates the successful integration of a phenanthroline‐based 2D COF with MnI catalytic sites into a catholyte‐free membrane‐electrode‐assembly cell for CO2 electroreduction. The crystalline COF actively suppresses Mn⁰–Mn⁰ dimerization, achieving a turnover frequency of 617 h⁻¹ at 2.8 V (full‐cell potential), and enabling stable operation.
Laura Spies   +8 more
wiley   +1 more source

Synthesis of carbon nanotubes by arc-discharge and chemical vapor deposition method with analysis of its morphology, dispersion and functionalization characteristics

open access: yesCogent Engineering, 2015
In this paper, multi-walled carbon nanotubes are synthesized by arc-discharge and chemical vapor decomposition methods. Multi-walled carbon nanotubes are synthesized on thin film of nickel sputtered on silicon substrate by thermal chemical vapor ...
Ritu Sharma   +2 more
doaj   +1 more source

Influence of Plasma Jet Temperature Profiles in Arc Discharge Methods of Carbon Nanotubes Synthesis

open access: yesNanomaterials, 2017
One of the most common methods of carbon nanotubes (CNTs) synthesis is application of an electric-arc plasma. However, the final product in the form of cathode deposit is composed of carbon nanotubes and a variety of carbon impurities. An assay of carbon
Grzegorz Raniszewski   +4 more
doaj   +1 more source

FUNCTIONALIZATION OF CARBON NANOTUBES USING BIOMOLECULES OF DIFFERENT NATURE FOR STABLE DISPERSION IN WATER [PDF]

open access: yesBiotechnologia Acta, 2015
To select the most effective methods for functionalizing carbon nanotubes and the to compare the ability of a number of biological molecules (plasmid DNA, ATP, deoxyribonucleoside triphosphates, bovine serum albumin, compounds of vitreous humor extract ...
Burlaka O. M.   +7 more
doaj   +1 more source

Kinetics, Electronic Properties of Filled Carbon Nanotubes Investigated with Spectroscopy for Applications

open access: yesNanomaterials, 2022
The paper is dedicated to the discussion of kinetics of growth, and electronic properties of filled carbon nanotubes investigated by spectroscopy for applications.
Marianna V. Kharlamova
doaj   +1 more source

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