Results 1 to 10 of about 401,863 (155)

Improving Photovoltaic Technology by Nanomaterials: a Brief Review

open access: yesRevue des Énergies Renouvelables, 2023
Nanomaterials have unique opto-electronic properties that can aid in the progress of current photovoltaic technology in various aspects and aid in the global transition towards renewable energy sources.
Abdellah Hassaine, Amale Mahi
doaj   +1 more source

Surface Properties of Ti65Zr Alloy Modified with TiZr Oxide and Hydroxyapatite

open access: yesNanomaterials, 2023
Titanium-zirconium dioxide nanostructures loaded by hydroxyapatite were produced on the surface of Ti65Zr alloy. The alloy was treated by anodization with the subsequent immersion in calcium glycerophosphate (CG) solutions. The resulting surfaces present
Elinor Zadkani Nahum   +3 more
doaj   +1 more source

Materials based on modified gypsum for facade systems [PDF]

open access: yesНанотехнологии в строительстве, 2021
Introduction. The use of gypsum in construction systems exposed to atmospheric influences involves the introduction of modifying additives of various types: polymer compositions, mineral fine and nanodisperse components, which can also be products of ...
Alexey D. Zhukov   +4 more
doaj   +1 more source

Investigation of the stability of nanostructures to degradation

open access: yesEurasian Journal of Physics and Functional Materials, 2021
The paper presents the dependence of the degradation degree in various aggressive media and time in a medium. The greatest deterioration in crystallographic characteristics of nanostructures in corrosive media is observed on the day 10th , which is due ...
A. V. Petrov   +3 more
doaj   +1 more source

Estimation of local and long-range ordering of the structure of TiO2 nanotubes

open access: yesSt. Petersburg Polytechnical University Journal: Physics and Mathematics, 2022
We present a study of the scanning electron microscopy images of the TiO2 nanotube array. The initial and modified samples were examined before and after annealing.
Schegoleva Svetlana   +2 more
doaj   +1 more source

Hosoya polynomial of zigzag polyhex nanotorus [PDF]

open access: yesJournal of the Serbian Chemical Society, 2008
The Hosoya polynomial of a molecular graph G is defined as ... , where d(u,v) is the distance between vertices u and v. The first derivative of H(G,l) at l = 1 is equal to the Wiener index of G, defined as .... . The second derivative of .... at l = 1 is
MEHDI ELIASI, BIJAN TAERI
doaj   +3 more sources

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

Sorting and transmission electron microscopy analysis of single or double wall carbon nanotubes [PDF]

open access: yes, 2009
On the basis of the recent progress on the sorting of carbon nanotubes’ structure with respect to their diameter or number of walls, we investigate by transmission electron microscopy the sorting efficiency, with a comparison with optical absorption ...
Arnold   +14 more
core   +2 more sources

Challenges and opportunities for nanotechnology development in Ukraine and the world

open access: yesMarketing i Menedžment Innovacij, 2017
The aim of the article. The article deals with the multidisciplinarity and problems of nanotechnology in Ukraine and the world, as well as applications of nanotechnology in various domains of sciences and engineering.
O.M. Fesenko   +2 more
doaj   +1 more source

Effect of Silver Nanoparticles on the Tribological Properties of TiO2 Nanotubes for Biomedical [PDF]

open access: yesMATEC Web of Conferences
TiO2 nanotubes were synthesized on titanium foils via anodization and subsequently decorated with silver nanoparticles (Ag-NPs) using the successive ionic layer adsorption and reaction (SILAR) method for four cycles.
Ghozlani Jabeur   +3 more
doaj   +1 more source

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