Results 1 to 10 of about 2,746,164 (341)

Comparison of the Level and Mechanisms of Toxicity of Carbon Nanotubes, Carbon Nanofibers, and Silicon Nanotubes in Bioassay with Four Marine Microalgae. [PDF]

open access: yesNanomaterials (Basel), 2020
Nanoparticles (NPs) have various applications in medicine, cosmetics, optics, catalysis, environmental purification, and other areas nowadays. With an increasing annual production of NPs, the risks of their harmful influence to the environment and human ...
Pikula K   +8 more
europepmc   +2 more sources

The Cohesive Energy and Vibration Characteristics of Parallel Single-Walled Carbon Nanotubes

open access: yesMolecules, 2021
Based on the van der Waals (vdW) interaction between carbon atoms, the interface cohesive energy between parallel single-walled carbon nanotubes was studied using continuous mechanics theory, and the influence of the diameter of carbon nanotubes and the ...
Jun Wang, Yinfeng Chen, Peishi Yu
doaj   +1 more source

Test and Detection of Antifreezing and Anticorrosion Performance of Carbon Nanofiber Bridge Concrete

open access: yesInternational Journal of Analytical Chemistry, 2022
In order to solve the problems of carbon nanotubes, steel fibers, and carbon nanotubes + steel fibers on the compressive strength and impact resistance of concrete, the author proposes a test method for the frost resistance and corrosion resistance of ...
Huining Yang, Dan Wang, Huai Yu
doaj   +1 more source

Improvement of Hybrid Electrode Material Synthesis for Energy Accumulators Based on Carbon Nanotubes and Porous Structures

open access: yesMicromachines, 2023
Carbon materials are promising for use as electrodes for supercapacitors and lithium–ion batteries due to a number of properties, such as non-toxicity, high specific surface area, good electronic conductivity, chemical inertness, and a wide operating ...
Boris V. Malozyomov   +5 more
doaj   +1 more source

Effect of Carbon Nanotube Size on Electrical Properties of Cement Mortar under Different Temperatures and Water Content

open access: yesGeofluids, 2022
The effects of temperature and water content on the electrical conductivity of cement mortar with different sizes of carbon nanotubes were studied, and the effect of the size of carbon nanotubes on the electrical conductivity of cement mortar was ...
Yanwen Liu, Xu Cheng
doaj   +1 more source

The Effect of Acid Washing and YAG:Nd Laser Irradiation on Increasing Hydrogen Storage Capacity in Carbon Nanotubes [PDF]

open access: yesJournal of Advanced Materials in Engineering, 2023
This research used multi-walled carbon nanotubes with a 30 to 50  nm diameter and an approximate length of 6  µm to store hydrogen gas by the volumetric method.
M. Mehrabi, F. Shojaee
doaj   +1 more source

Reinforcing cement with pristine and functionalized carbon nanotubes: experimental and simulation studies

open access: yesInternational Journal of Smart and Nano Materials, 2020
In recent years, the addition of carbon nanotubes to construction materials has attracted considerable interest, due to the improvement of mechanical, electrical, and thermal properties of cement.
Rosario G. Merodio-Perea   +2 more
doaj   +1 more source

CO2 Removal from Biogas Using Carbon Nanotubes Mixed Matrix Membranes

open access: yesInternational Journal of Science and Engineering, 2010
A new type of mixed matrix membrane consisting of polyethersulfone (PES) and carbon nanotubes (CNTs) is prepared for biogas purification application. PES mixed matrix membrane with and without modification of carbon nanotubes were prepared by a dry/wet ...
Tutuk Djoko Kusworo   +5 more
doaj   +1 more source

Complement activation and protein adsorption by carbon nanotubes [PDF]

open access: yes, 2006
As a first step to validate the use of carbon nanotubes as novel vaccine or drug delivery devices, their interaction with a part of the human immune system, complement, has been explored.
Flahaut, Emmanuel   +5 more
core   +2 more sources

The Effect of Functionalization Carbon Nanotubes (CNTs) on the Performance of PES-CNTs Mixed Matrix Membrane

open access: yesInternational Journal of Science and Engineering, 2010
A new type of mixed matrix membrane consisting of functionalized carbon nanotubes (CNTs) and polyethersulfone (PES) is prepared for biogas purification.
Ahmad Mustafa   +3 more
doaj   +1 more source

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