feo values in magnetite

Iron(II,III) oxide Wikipedia

Iron(II,III) oxide Wikipedia

Iron(II,III) oxide is the chemical compound with formula Fe 3 O 4 occurs in nature as the mineral magnetite is one of a number of iron oxides, the others being iron(II) oxide (FeO), which is rare, and iron(III) oxide (Fe 2 O 3) also known as hematite contains both Fe 2+ and Fe 3+ ions and is sometimes formulated as FeO ∙ Fe 2 O 3.This iron oxide is encountered in the laboratory as a

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how to calcu magnetite from a feo value

how to calcu magnetite from a feo value

The average diameter of raw magnetite values of pH Iron salts were dissolved in water with a nanoparticles in the aggregates (Figure 1 before irradia magnetic stirrer for 1 h The pH value was increased by tion) is estimated to be 6 nm Figure 1 indies that adding NaOH. hematite magnetite iron ore feo content greenplanetfaxcoza

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magnetite concentrate plant for sale aracaju brazil

magnetite concentrate plant for sale aracaju brazil

magnetite iron ore concentrate Simurgh iron and steel . Oct 23, 2019 · Sales of magnetite concentrate iron ore exported by analyzing 67% Fe at a rate of 28% FeO below 2 with low harmful elements (phosphorus and sulfur values lower than 0.08% and 0.05%), at a tonnage of 30,000 tonnes per day, by SIMURGH iron and steel company.

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Solved: Magnetite Is Converted To Iron(II)oxide According

Solved: Magnetite Is Converted To Iron(II)oxide According

Question: Magnetite Is Converted To Iron(II)oxide According To The Following Reaction: Fe3O4 (s) + CO (g) →3FeO (s) + CO2 (g) AH Values For The Reactants And Products In KJ/mol Are 1118, 110.5, 272, And 393.5 Respectively. AHxn For This Process Is: A. 263 KJ B. 54 KJ C. 19 KJ D. 109 KJ

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Difference Between Magnetite and Hematite Compare the

Difference Between Magnetite and Hematite Compare the

Jan 28, 2012 · The key difference between magnetite and hematite is that the iron in magnetite is in +2 and +3 oxidation states whereas, in hematite, it is only in +3 oxidation state.. Magnetite and hematite are minerals of iron. Both have iron in different oxidation states, and they are in the forms of iron oxides.Another important difference between magnetite and hematite is that the magnetite is black in

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Magnetite (Fe3O4): Properties, Synthesis, and Appliions

Magnetite (Fe3O4): Properties, Synthesis, and Appliions

33 Magnetite: Properties, Synthesis, & Appliion Lee Blaney SYNOPSIS The subsequent report presents scientific data concerning properties of micro (diameter in 106 m meter range) and nano (diameter in 109 m meter range) magnetite, an iron oxide with chemical structure Fe3O4, particles additionally, the properties of nanoparticulate magnetite are

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Magnetic Fields Finnish Translation Examples Of Use

Magnetic Fields Finnish Translation Examples Of Use

Translations of the phrase MAGNETIC FIELDS from english to finnish and examples of the use of "MAGNETIC FIELDS" in a sentence with their translations: averaging of external electric and magnetic

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A Brief Overview of the Diverse Uses and Properties of

A Brief Overview of the Diverse Uses and Properties of

However, there is another formula for magnetite – FeO. Fe 2 O 3 – which is a combination of the formulas for wustite ( FeO) and hematite (Fe 2 O 3). This means that magnetite consists of one part of wustite and one part of hematite. Magnetite is the most magnetic mineral that is found on Earth.

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Journal of Physics: Conference Series PAPER OPEN ACCESS

Journal of Physics: Conference Series PAPER OPEN ACCESS

deposits contain magnetic minerals such as maghemite (𝜸Fe 2 O 3) [2], hematite (𝜶Fe 2 O 3) and magnetite (Fe 3 O 4) [3]. The content of minerals in the iron sand is very potential as industrial materials. Mineral magnetite can be used as a biomedical appliion [4], diagnose including MRI (Magnetic

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Calculating solubility of ferrous (Fe+2) and ferric (Fe+3

Calculating solubility of ferrous (Fe+2) and ferric (Fe+3

Fe 3 O 4 = FeO Ý Fe 2 O 3 . WÄstite is converted to rust via the reaction: 2FeO + ü O 2 = Fe 2 O 3 . Correspondingly, magnetite (Fe 3 O 4) reacts with the pickle acid giving FeO and Fe 2 O 3 in the following proportions Consider: Fe 3 O 4 = Fe 2 O 3 + FeO, to get the respective weight values based on their atomic weights: [3(56) + 4(16

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Journal of Geophysical Research: Atmospheres

Journal of Geophysical Research: Atmospheres

from particle mass, assuming bulk densities of 5.17 g/cm3 for FeO x (value of bulk magnetite Lide, 2000) and 1.8 g/cm3 for BC (Moteki & Kondo, 2010). The detectable size ranges of FeO x and BC particles are 170 nm < D m < 2,100 nm and 70 nm < D m < 850 nm, respectively. It should be noted that small hematite and magnetite particles (D

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Magnetite Fe3O4 nanoparticles synthesis by wet chemical

Magnetite Fe3O4 nanoparticles synthesis by wet chemical

Magnetite Fe 3 O 4 nanoparticles synthesis by wet any other phases such as FeO, Fe 2O 3, etc. The particles size was calculated from the XRD data using Scherrer''s equation This grain size value is in good agreement with the value obtained from the Scherrer''s equation. The residual

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Journal of Physics: Conference Series PAPER OPEN ACCESS

Journal of Physics: Conference Series PAPER OPEN ACCESS

deposits contain magnetic minerals such as maghemite (𝜸Fe 2 O 3) [2], hematite (𝜶Fe 2 O 3) and magnetite (Fe 3 O 4) [3]. The content of minerals in the iron sand is very potential as industrial materials. Mineral magnetite can be used as a biomedical appliion [4], diagnose including MRI (Magnetic

Get price
Magnetic Fields Finnish Translation Examples Of Use

Magnetic Fields Finnish Translation Examples Of Use

Translations of the phrase MAGNETIC FIELDS from english to finnish and examples of the use of "MAGNETIC FIELDS" in a sentence with their translations: averaging of external electric and magnetic

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Controlling exchange bias in Fe 3 O 4 /FeO composite

Controlling exchange bias in Fe 3 O 4 /FeO composite

Mar 16, 2011 · The magnetite nanoparticles were prepared by conventional coprecipitation from FeCl 2 and FeCl 3 at high values of pH. Iron salts were dissolved in water with a magnetic stirrer for 1 h. The pH value was increased by adding NaOH. Magnetic properties of Fe 3 O 4 /FeO system with different Fe 3 O 4 to FeO phase ratios.

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Magnetic properties of rocks and minerals

Magnetic properties of rocks and minerals

accepted values for material densities [22, 73, 114]. Susceptibility values have been rounded to the number of significant figures given in the original. Most values come from other tabulations, to which the reader should refer for more information. Values for the more important magnetic minerals (magnetite, titanomagnetite, hematite

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Magnetic Iron Oxide Nanoparticles: Synthesis

Magnetic Iron Oxide Nanoparticles: Synthesis

have high magnetization values, a size smaller than 100 nm, and a narrow particle size distribution. These appliions also need peculiar surface coating of the magnetic particles, which has to be nontoxic and biocompatible and must also allow for a targetable delivery with particle localization in a

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Investigation of magnetic properties of Fe3O4

Investigation of magnetic properties of Fe3O4

Investigation of magnetic properties of Fe 3O 4 nanoparticles using temperature dependent magnetic hyperthermia in ferrofluids H. Nemala,1 J. S. Thakur,1 V. M. Naik,2 P. P. Vaishnava,3 G. Lawes,1 and R. Naik1,a) 1Department of Physics and Astronomy, Wayne State University, Detroit, Michigan 48202, USA 2Department of Natural Sciences, University of MichiganDearborn, Dearborn, Michigan 48128, USA

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Magnetite Fe3O4 PubChem

Magnetite Fe3O4 PubChem

MAGNETITE. Magnetic oxide. Ferrosoferric oxide. Magnetite (Fe3O4) Magnetic Black. iron(ii. Iron Black. Fenosoferric oxide. Black Iron BM. Meramec M 25. Black Gold F 89. RBBL. 11557 Black. CCRIS 4376. H 3S. EPT 500. EINECS 2151698. KN 320. 1309382. Eisen(II,III)oxid. ferro ferric oxide. ferric ferrous oxide. MFCD00011010. Ferumoxytol [USAN

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Association of Mgrich Olivine with Magnetite as a Result

Association of Mgrich Olivine with Magnetite as a Result

Except for the values from this sample, (where QFM is quartz–fayalite–magnetite buffer). The Fe 2 O 3 /FeO ratios in the other samples from the dyke are consistent with those of liquids at various oxidation states from QFM to QFM + 1ܫ, which in turn are consistent with the mineral assemblages in the samples. As described above, only

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how to calculate feo content in magnetite

how to calculate feo content in magnetite

May 15, 2019· However, the sample calcined at 750 ∘ C shows a magnetic behavior resulting from a coupling between a dilute magnetic system (Bi 25 FeO 40) and an antiferromagnetic system (Fe 2 O 3) with a 3× increase in the H C value and a low saturation magnetization value of M s = 040 emu/g Results of UV–visible spectroscopy show that these.

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Microprobe magnetite iron oxide recalculation and

Microprobe magnetite iron oxide recalculation and

The best approach to your problem is perhaps to consider the theoretical calculation of FeO and Fe 2 O 3 percentages in pure magnetite, where FeO makes 31.02998809% and Fe 2 O 3 68.97001191%. If

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Iron(II,III)oxide Fe3O4 PubChem

Iron(II,III)oxide Fe3O4 PubChem

Iron oxide(II,III), magnetic nanoparticles solution, 10 nm avg. part. size, 5 mg/mL in toluene. Iron oxide(II,III), magnetic nanoparticles solution, 10 nm diameter, biotin functionalized, 1 mg/mL Fe, dispersion in H2O. Iron oxide(II,III), magnetic nanoparticles solution, 20

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Iron(II,III) oxide Wikipedia

Iron(II,III) oxide Wikipedia

Iron(II,III) oxide is the chemical compound with formula Fe 3 O 4 occurs in nature as the mineral magnetite is one of a number of iron oxides, the others being iron(II) oxide (FeO), which is rare, and iron(III) oxide (Fe 2 O 3) also known as hematite contains both Fe 2+ and Fe 3+ ions and is sometimes formulated as FeO ∙ Fe 2 O 3.This iron oxide is encountered in the laboratory as a

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magnetite crusher crushmagnetite crusher crushing

magnetite crusher crushmagnetite crusher crushing

CI5X Series Impact Crusher. product description : The Impact Crusher is widely used for sand and rock production in the industry of roads, railways, reservoir, electricity power, building materials and so on.1. Hydraulic system. 2. Tricurtain cavity design. 3. Heavy duty rotor design. Material : River pebbles, granite, basalt, iron ore, limestone, quartzite, diabase, iron ore, gold ore

Get price
Investigation of magnetic properties of Fe3O4

Investigation of magnetic properties of Fe3O4

Investigation of magnetic properties of Fe 3O 4 nanoparticles using temperature dependent magnetic hyperthermia in ferrofluids H. Nemala,1 J. S. Thakur,1 V. M. Naik,2 P. P. Vaishnava,3 G. Lawes,1 and R. Naik1,a) 1Department of Physics and Astronomy, Wayne State University, Detroit, Michigan 48202, USA 2Department of Natural Sciences, University of MichiganDearborn, Dearborn, Michigan 48128, USA

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EFFECT OF MAGNETITE, HEMATITE AND PELLET SCREENINGS

EFFECT OF MAGNETITE, HEMATITE AND PELLET SCREENINGS

FeO (%) 7,08 7,21 7,81 7,17 From the chemical analysis it is also observed that despite a 20% addition of magnetite to the sinter blend, the FeO level can be kept constant. Sintering results During the tests, both the sintering process and the metallurgical properties of the sinter was evaluated. In Figure 2, the productivity can be seen.

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Iron(II,III)oxide Fe3O4 PubChem

Iron(II,III)oxide Fe3O4 PubChem

Iron oxide(II,III), magnetic nanoparticles solution, 10 nm avg. part. size, 5 mg/mL in toluene. Iron oxide(II,III), magnetic nanoparticles solution, 10 nm diameter, biotin functionalized, 1 mg/mL Fe, dispersion in H2O. Iron oxide(II,III), magnetic nanoparticles solution, 20

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Magnetite (Fe3O4): Properties, Synthesis, and Appliions

Magnetite (Fe3O4): Properties, Synthesis, and Appliions

33 Magnetite: Properties, Synthesis, & Appliion Lee Blaney SYNOPSIS The subsequent report presents scientific data concerning properties of micro (diameter in 106 m meter range) and nano (diameter in 109 m meter range) magnetite, an iron oxide with chemical structure Fe3O4, particles additionally, the properties of nanoparticulate magnetite are

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The redox state of arc mantle using Zn/Fe systematics Nature

The redox state of arc mantle using Zn/Fe systematics Nature

Vertical reddashed lines with bold red arrows mark the onset of magnetite fractionation as inferred from the onset of FeO T depletion and Zn/Fe T rise. d – f, The FeO T plots.

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Iron(II,III) oxide Wikipedia

Iron(II,III) oxide Wikipedia

Iron(II,III) oxide is the chemical compound with formula Fe 3 O 4 occurs in nature as the mineral magnetite is one of a number of iron oxides, the others being iron(II) oxide (FeO), which is rare, and iron(III) oxide (Fe 2 O 3) also known as hematite contains both Fe 2+ and Fe 3+ ions and is sometimes formulated as FeO ∙ Fe 2 O 3.This iron oxide is encountered in the laboratory as a

Get price
Iron(II,III) oxide Wikipedia

Iron(II,III) oxide Wikipedia

Iron(II,III) oxide is the chemical compound with formula Fe 3 O 4 occurs in nature as the mineral magnetite is one of a number of iron oxides, the others being iron(II) oxide (FeO), which is rare, and iron(III) oxide (Fe 2 O 3) also known as hematite contains both Fe 2+ and Fe 3+ ions and is sometimes formulated as FeO ∙ Fe 2 O 3.This iron oxide is encountered in the laboratory as a

Get price
Magnetic Iron Oxide Nanoparticles: Synthesis

Magnetic Iron Oxide Nanoparticles: Synthesis

have high magnetization values, a size smaller than 100 nm, and a narrow particle size distribution. These appliions also need peculiar surface coating of the magnetic particles, which has to be nontoxic and biocompatible and must also allow for a targetable delivery with particle localization in a

Get price
Journal of Physics: Conference Series PAPER OPEN ACCESS

Journal of Physics: Conference Series PAPER OPEN ACCESS

deposits contain magnetic minerals such as maghemite (𝜸Fe 2 O 3) [2], hematite (𝜶Fe 2 O 3) and magnetite (Fe 3 O 4) [3]. The content of minerals in the iron sand is very potential as industrial materials. Mineral magnetite can be used as a biomedical appliion [4], diagnose including MRI (Magnetic

Get price
mp19306: Fe3O4 (cubic, Fd3m, 227)

mp19306: Fe3O4 (cubic, Fd3m, 227)

Fe3O4 is Spinelderived structured and crystallizes in the trigonal R3m space group. The structure is threedimensional. there are three inequivalent Fe+2.67+ sites. In the first Fe+2.67+ site, Fe+2.67+ is bonded to six O2 atoms to form FeO6 octahedra that share corners with six equivalent FeO4 tetrahedra and edges with six FeO6 octahedra.

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Magnetic properties of rocks and minerals

Magnetic properties of rocks and minerals

accepted values for material densities [22, 73, 114]. Susceptibility values have been rounded to the number of significant figures given in the original. Most values come from other tabulations, to which the reader should refer for more information. Values for the more important magnetic minerals (magnetite, titanomagnetite, hematite

Get price
A Brief Overview of the Diverse Uses and Properties of

A Brief Overview of the Diverse Uses and Properties of

However, there is another formula for magnetite – FeO. Fe 2 O 3 – which is a combination of the formulas for wustite ( FeO) and hematite (Fe 2 O 3). This means that magnetite consists of one part of wustite and one part of hematite. Magnetite is the most magnetic mineral that is found on Earth.

Get price
When Density Functional Approximations Meet Iron Oxides

When Density Functional Approximations Meet Iron Oxides

PBE+U (U = 3, 4, and 5 eV) and HSE (a = 0.25, 0.15, and 0.10) overestimate the magnetic moments of αFeOOH and Fe 3 O 4 but underestimate those of αFe 2 O 3 and FeO. For PBE+U, the Fe magnetic moment increases with ascending U eff value for all four iron oxides, and the detailed data about the effect of the U value on the local spin magnetic

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53. LOWPRESSURE MELTING RELATIONS OF A BASALT FROM

53. LOWPRESSURE MELTING RELATIONS OF A BASALT FROM

The KD value for the Fe2+ and Mg distribution between olivine and liquid is 0.31. 1100°C to the fayalitemagnetitequartz (FMQ) buffer and measured by a ZrO2 ceramic oxygen electrolyte cell. Temperature was moni These calculated Fe2O3 and FeO values, if not otherwise stated, are used throughout this paper.

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mp18905: FeO (cubic, Fm3m, 225) Materials Project

mp18905: FeO (cubic, Fm3m, 225) Materials Project

FeO is Halite, Rock Salt structured and crystallizes in the monoclinic C2/c space group. The structure is threedimensional. Fe2+ is bonded to six equivalent O2 atoms to form a mixture of edge and cornersharing FeO6 octahedra. The cornersharing octahedral tilt angles are 0°. There are four shorter (2.16 Å) and two longer (2.17 Å) Fe–O bond lengths.

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Why does my nano Fe3O4 Iron Oxide appear red?

Why does my nano Fe3O4 Iron Oxide appear red?

Magnetite is essentially a spinel FeO.Fe2O3, and the FeO part can get oxidized to form maghemite (overall crystal structure changes very little). This phase also has a reddish brown color.

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Gammaray shielding of concretes including magnetite in

Gammaray shielding of concretes including magnetite in

values of concerete samples containing magnetite are greater than the ordinary concrete. For 1.5 MeV gamma energy, linear attenuation coefficients of the two concretes prepared from steelmagnetite ( ρ = 5.11 gcm3) and basaltmagnetite ( ρ = 3.05 gcm3) have been reported to be 0.220 and 0.139 cm1,

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magnetite crusher crushmagnetite crusher crushing

magnetite crusher crushmagnetite crusher crushing

CI5X Series Impact Crusher. product description : The Impact Crusher is widely used for sand and rock production in the industry of roads, railways, reservoir, electricity power, building materials and so on.1. Hydraulic system. 2. Tricurtain cavity design. 3. Heavy duty rotor design. Material : River pebbles, granite, basalt, iron ore, limestone, quartzite, diabase, iron ore, gold ore

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AMCSD Search Results

AMCSD Search Results

Magnetite: Wechsler B A, Lindsley D H, Prewitt C T: American Mineralogist 69 (1984) 754770: Crystal structure and ion distribution in titanomagnetites (Fe3xTixO4)

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magnetite concentrate plant for sale aracaju brazil

magnetite concentrate plant for sale aracaju brazil

magnetite iron ore concentrate Simurgh iron and steel . Oct 23, 2019 · Sales of magnetite concentrate iron ore exported by analyzing 67% Fe at a rate of 28% FeO below 2 with low harmful elements (phosphorus and sulfur values lower than 0.08% and 0.05%), at a tonnage of 30,000 tonnes per day, by SIMURGH iron and steel company.

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CHEMICAL COMPOSITION AND PHYSICAL PROP ERTIES OF

CHEMICAL COMPOSITION AND PHYSICAL PROP ERTIES OF

mension for St. Vincent magnetite sample T774I is 8''380 in reasonable agreement with the observed value and considerably lower than the value for pure magnetite. However, a further manner in which cell size of natural magnetite and titanomagnetite can be reduced is by partial oxidation to maghemite or titanomaghemite.

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Technical Report Phase Transformation of Oxide Scale and

Technical Report Phase Transformation of Oxide Scale and

(FeO), magnetite (Fe 3 O 4), and hematite (Fe 2 O 3), from the base metal side to the surface. Of these, according to the FeO phase diagram 1) given in Fig. 1, FeO undergoes eutectoid transformation and turns into Fe 3 O 4 and ferrite at 560°C or below during the cooling after rolling. Therefore to study the adhesion and pickling characteristics

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Difference Between Magnetite and Hematite Compare the

Difference Between Magnetite and Hematite Compare the

Jan 28, 2012 · The key difference between magnetite and hematite is that the iron in magnetite is in +2 and +3 oxidation states whereas, in hematite, it is only in +3 oxidation state.. Magnetite and hematite are minerals of iron. Both have iron in different oxidation states, and they are in the forms of iron oxides.Another important difference between magnetite and hematite is that the magnetite is black in

Get price
Magnetic Properties and Microstructure of FeOx/Fe/FePt and

Magnetic Properties and Microstructure of FeOx/Fe/FePt and

Abstract. The Fe(6 nm)/FePt film with perpendicular magnetization was deposited on the glass substrate. To study the oxygen diffusion effect on the coupling of Fe/FePt bilayer, the plasma oxidation with 0.5~7% oxygen flow ratio was performed during sputtered part of Fe layer and formed the FeO x (3 nm)/Fe(3 nm)/FePt trilayer. Twostep magnetic hysteresis loops were found in trilayer with

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