Results 41 to 50 of about 72,590 (284)

Magnetite in Sokli carbonatite massif and in Tulppio olivinite [PDF]

open access: yesBulletin of the Geological Society of Finland, 1981
Occurrence, ilmenite exsolutions and composition of magnetite in the carbonatite massif of Sokli and in the olivinite of Tulppio have been studied. In the carbonatite massif, magnetite of magmatic carbonatites is hypidio-idiomorphic, contains only very ...
K. Heinänen, H. Vartiainen
doaj   +1 more source

Phage display selected magnetite interacting Adhirons for shape controlled nanoparticle synthesis [PDF]

open access: yes, 2015
Adhirons are robust, well expressing, peptide display scaffold proteins, developed as an effective alternative to traditional antibody binding proteins for highly specific molecular recognition applications.
Bramble, Jonathan P.   +27 more
core   +1 more source

Configurational anisotropy in single-domain and pseudosingle-domain grains of magnetite [PDF]

open access: yes, 2006
In classical domain theory, single-domain (SD) grains change their magnetization by coherent rotation, where the energy barrier to domain reversal is provided by the magnetocrystalline anisotropy or by shape anisotropy for elongated grains.
Williams, W.   +8 more
core   +1 more source

Effect of Surface Functionalization on the Adsorption of Arsenic Using Magnetite Nanocrystals

open access: yesAdsorption Science & Technology, 2013
Bare-magnetite nanocrystals with an average size of 10 nm, synthesized using the co-precipitation method, were functionalized with sodium oleate (SO) in aqueous media.
T. Luna Pineda   +2 more
doaj   +1 more source

Interactions between magnetite and humic substances: redox reactions and dissolution processes

open access: yesGeochemical Transactions, 2017
Humic substances (HS) are redox-active compounds that are ubiquitous in the environment and can serve as electron shuttles during microbial Fe(III) reduction thus reducing a variety of Fe(III) minerals.
Anneli Sundman   +4 more
doaj   +1 more source

High-temperature magnetic stability of small magnetite particles [PDF]

open access: yes, 2003
The stability of magnetic domain structures of small grains of magnetite were examined between room temperature and the Curie temperature using a high-resolution three-dimensional micromagnetic algorithm.
Williams, W.   +5 more
core   +1 more source

Biotemplating arrays of nanomagnets using the biomineralisation protein Mms6 [PDF]

open access: yes, 2012
High quality magnetic nanoparticles (MNPs) are used in applications such as electronic data storage. Current methods for synthesising the consistent MNPs required use high temperatures, harsh chemicals and bespoke equipment.
Galloway, Johanna Marie
core   +5 more sources

Magnetoresistance of Magnetite

open access: yesPhysica Status Solidi (a), 1972
The transversal magnetoresistance was studied in single crystals of natural magnetite for different temperatures between 300 and 77 °K and in fields up to 10 kG. For temperatures above the transition point, i.e. in the cubic phase, the magnetoresistance is positive and shows a maximum at 5 kG.
openaire   +3 more sources

Magnetic induction mapping of magnetite chains in magnetotactic bacteria at room temperature and close to the Verwey transition using electron holography [PDF]

open access: yes, 2005
Off-axis electron holography in the transmission electron microscope is used to record magnetic induction maps of closely spaced magnetite crystals in magnetotactic bacteria at room temperature and after cooling the sample using liquid nitrogen.
Harrison, R. J.   +5 more
core   +1 more source

The influence of magnetite nano particles on the behavior of insulating oils for pulse power applications [PDF]

open access: yes, 2011
The effects of the addition of magnetite nanoparticles on the breakdown strength of three insulating liquids have been examined. The liquids considered are: a mineral transformer oil; a synthetic ester liquid, Midel 7131, and a specialist high ...
Given, M   +6 more
core   +3 more sources

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