Results 31 to 40 of about 188,519 (303)

Production of Magnetic Modified Microalgae Using Iron Oxide Nanoparticles and Electroporation Technique

open access: yesChemical Engineering Transactions, 2019
Immobilization of living cells is a useful technique that allows to enhance the biotechnological properties of many organisms. Currently, cell-immobilization is obtained via carrier adsorption, self-aggregation and entrapment.
Maria Savvidou   +8 more
doaj   +1 more source

DBT degradation enhancement by decorating Rhodococcus erythropolis IGST8 with magnetic Fe3O4 nanoparticles [PDF]

open access: yes, 2009
Biodesulfurization (BDS) of dibenzothiophene (DBT) was carried out by Rhodococcus erythropolis IGST8 decorated with magnetic Fe3O4 nanoparticles, synthesized in-house by a chemical method, with an average size of 45-50 nm, in order to facilitate the post-
Ansari, Farahnaz   +4 more
core   +1 more source

Magnetic performance of synomag nanoparticles in various environments [PDF]

open access: yes, 2020
This work is an assessment of changes in magnetic properties of magnetic nanoparticles in various biological environments. To mimic variations in biological conditions, we have evaluated magnetic performance of Synomag® nanoparticles in two experiments ...
Riahi, Kalthoum   +5 more
core   +1 more source

Studying individual magnetic nanoparticles with X-ray PEEM [PDF]

open access: yes, 2014
The thesis addresses a subject with broad implications in various scientific and technical areas. It presents unique direct observations of the magnetic state of single particles of iron (Fe), cobalt (Co) and nickel (Ni) with nanoscopic dimensions by ...
Balan, Ana-Maria
core   +1 more source

Mesenchymal stem cells proliferation and remote manipulation upon exposure to magnetic semiconductor nanoparticles

open access: yesBiotechnology Reports, 2020
In this paper, we report on spatial redistribution of bone marrow mesenchymal stem cells loaded with magnetic nanoparticles under the influence of continuously applied magnetic field.
Tudor Braniste   +9 more
doaj   +1 more source

Porphyrin-magnetite nanoconjugates for biological imaging [PDF]

open access: yes, 2011
<p>Background: The use of silica coated magnetic nanoparticles as contrast agents has resulted in the production of highly stable, non-toxic solutions that can be manipulated via an external magnetic field.
Corr Serena A   +17 more
core   +1 more source

Magnetoacoustic Sensing of Magnetic Nanoparticles

open access: yesPhysical Review Letters, 2016
The interaction of magnetic nanoparticles and electromagnetic fields can be determined through electrical signal induction in coils due to magnetization. However, the direct measurement of instant electromagnetic energy absorption by magnetic nanoparticles, as it relates to particle characterization or magnetic hyperthermia studies, has not been ...
Stephan Kellnberger   +5 more
openaire   +4 more sources

Remotely Controlled Diffusion from Magnetic Liposome Microgels [PDF]

open access: yes, 2013
The reversible, temperature-dependent change in the permeability of a phospholipid bilayer has been used for controlling the diffusion rate of encapsulated molecular payload from liposomes.
Jiří Dohnal   +9 more
core   +1 more source

Dipodal Silane-modified Nano Fe3O4/Polyurethane Magnetic Nanocomposites: Preparation and Characterization [PDF]

open access: yesعلوم و تکنولوژی پلیمر, 2016
Magnetic nanocomposites were prepared by incorporation of pure Fe3O4 and surface-modified Fe3O4 nanoparticles (dipodal silane-modified Fe3O4) into a polyurethane elastomer matrix by in situ polymerization method.
Mir Mohammad Alavi Nikje   +4 more
doaj   +1 more source

Preparation of magnetic mesoporous silica nanoparticles as a multifunctional platform for potential drug delivery and hyperthermia

open access: yesScience and Technology of Advanced Materials, 2016
We report the preparation of magnetic mesoporous silica (MMS) nanoparticles with the potential multifunctionality of drug delivery and magnetic hyperthermia. Carbon-encapsulated magnetic colloidal nanoparticles (MCN@C) were used to coat mesoporous silica
Xia Yu, Yufang Zhu
doaj   +1 more source

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