XRD analysis and magnetic properties of nanocrystalline Ni20Co80 alloys
Identifieur interne : 000017 ( PascalFrancis/Corpus ); précédent : 000016; suivant : 000018XRD analysis and magnetic properties of nanocrystalline Ni20Co80 alloys
Auteurs : N. Bensebaa ; N. Loudjani ; S. Alleg ; L. Dekhil ; J. J. Sunol ; M. Al Sae ; M. BououdinaSource :
- Journal of magnetism and magnetic materials [ 0304-8853 ] ; 2014.
Descripteurs français
- Pascal (Inist)
- Diffraction RX, Atmosphère contrôlée, Alliage mécanique, Broyeur satellite, Broyeur boulet, Relation fabrication propriété, Hystérésis magnétique, Microstructure, Force coercitive, Aimantation saturation, Nanocristal, Alliage base cobalt, Solution solide, Réseau cubique face centrée, Réseau hexagonal compact, Composé intermétallique, Nickel alliage, Métal transition alliage.
English descriptors
- KwdEn :
- Ball mill, Cobalt base alloys, Coercive force, Controlled atmospheres, FCC lattices, Fabrication property relation, HCP lattices, Intermetallic compounds, Magnetic hysteresis, Mechanical alloying, Microstructure, Nanocrystal, Nickel alloys, Planetary mill, Saturation magnetization, Solid solutions, Transition element alloys, XRD.
Abstract
The mechanical alloying process has been used to prepare nanocrystalline Ni20Co80 alloy from elemental Ni and Co powders in a planetary ball mill under argon atmosphere. Scanning electron microscopy, X-ray diffraction and magnetic measurements were carried out to investigate morphological, structural, microstructural and magnetic properties changes during the milling process. The interdiffusion of Co and Ni leads to a heterogeneous solid solution with Ni-rich and Co-rich environments after 12 h of milling. The end product is a mixture of a highly disordered structure, fcc-Ni(Co), fcc-Co(Ni) and hcp-Co (Ni) phases having different microstructural and structural parameters. The coercivity, Hc, decreases rapidly up to 3 h of milling to about 58.3 Oe and remains constant on further milling. The saturation magnetization, Ms, value of about 126 emu/g is obtained after 48 h of milling.
Notice en format standard (ISO 2709)
Pour connaître la documentation sur le format Inist Standard.
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Format Inist (serveur)
NO : | PASCAL 14-0047201 INIST |
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ET : | XRD analysis and magnetic properties of nanocrystalline Ni20Co80 alloys |
AU : | BENSEBAA (N.); LOUDJANI (N.); ALLEG (S.); DEKHIL (L.); SUNOL (J. J.); AL SAE (M.); BOUOUDINA (M.) |
AF : | Laboratoire de Magnétisme et Spectroscopie des Solides, Département de Physique, Faculté des Sciences, Université Badji Mokhtar, B.P. 12/23000 Annaba/Algérie (1 aut., 2 aut., 3 aut.); Laboratoire de Métallurgie Physique et Propriétés des Matériaux, Département de Métallurgie et Génie des Matériaux, Université Badji-Mokhtar, B.P. 12/Annaba 23000/Algérie (4 aut.); Departamento de Fisica, Universitat de Girona, Campus Montilivi/Girona 17071/Espagne (5 aut.); Nanotechnology Centre - University of Bahrain/Bahreïn (6 aut., 7 aut.) |
DT : | Publication en série; Niveau analytique |
SO : | Journal of magnetism and magnetic materials; ISSN 0304-8853; Coden JMMMDC; Pays-Bas; Da. 2014; Vol. 349; Pp. 51-56; Bibl. 26 ref. |
LA : | Anglais |
EA : | The mechanical alloying process has been used to prepare nanocrystalline Ni20Co80 alloy from elemental Ni and Co powders in a planetary ball mill under argon atmosphere. Scanning electron microscopy, X-ray diffraction and magnetic measurements were carried out to investigate morphological, structural, microstructural and magnetic properties changes during the milling process. The interdiffusion of Co and Ni leads to a heterogeneous solid solution with Ni-rich and Co-rich environments after 12 h of milling. The end product is a mixture of a highly disordered structure, fcc-Ni(Co), fcc-Co(Ni) and hcp-Co (Ni) phases having different microstructural and structural parameters. The coercivity, Hc, decreases rapidly up to 3 h of milling to about 58.3 Oe and remains constant on further milling. The saturation magnetization, Ms, value of about 126 emu/g is obtained after 48 h of milling. |
CC : | 001B70E75 |
FD : | Diffraction RX; Atmosphère contrôlée; Alliage mécanique; Broyeur satellite; Broyeur boulet; Relation fabrication propriété; Hystérésis magnétique; Microstructure; Force coercitive; Aimantation saturation; Nanocristal; Alliage base cobalt; Solution solide; Réseau cubique face centrée; Réseau hexagonal compact; Composé intermétallique; Nickel alliage; Métal transition alliage |
ED : | XRD; Controlled atmospheres; Mechanical alloying; Planetary mill; Ball mill; Fabrication property relation; Magnetic hysteresis; Microstructure; Coercive force; Saturation magnetization; Nanocrystal; Cobalt base alloys; Solid solutions; FCC lattices; HCP lattices; Intermetallic compounds; Nickel alloys; Transition element alloys |
SD : | Molino rodillos satelite; Molino bolas; Relación fabricación propiedad; Imanación saturación; Nanocristal |
LO : | INIST-17230.354000501073750090 |
ID : | 14-0047201 |
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<front><div type="abstract" xml:lang="en">The mechanical alloying process has been used to prepare nanocrystalline Ni<sub>20</sub>
Co<sub>80</sub>
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<fC01 i1="01" l="ENG"><s0>The mechanical alloying process has been used to prepare nanocrystalline Ni<sub>20</sub>
Co<sub>80</sub>
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<s5>17</s5>
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<fC03 i1="14" i2="3" l="FRE"><s0>Réseau cubique face centrée</s0>
<s5>18</s5>
</fC03>
<fC03 i1="14" i2="3" l="ENG"><s0>FCC lattices</s0>
<s5>18</s5>
</fC03>
<fC03 i1="15" i2="3" l="FRE"><s0>Réseau hexagonal compact</s0>
<s5>19</s5>
</fC03>
<fC03 i1="15" i2="3" l="ENG"><s0>HCP lattices</s0>
<s5>19</s5>
</fC03>
<fC03 i1="16" i2="3" l="FRE"><s0>Composé intermétallique</s0>
<s5>20</s5>
</fC03>
<fC03 i1="16" i2="3" l="ENG"><s0>Intermetallic compounds</s0>
<s5>20</s5>
</fC03>
<fC03 i1="17" i2="3" l="FRE"><s0>Nickel alliage</s0>
<s5>21</s5>
</fC03>
<fC03 i1="17" i2="3" l="ENG"><s0>Nickel alloys</s0>
<s5>21</s5>
</fC03>
<fC03 i1="18" i2="3" l="FRE"><s0>Métal transition alliage</s0>
<s5>48</s5>
</fC03>
<fC03 i1="18" i2="3" l="ENG"><s0>Transition element alloys</s0>
<s5>48</s5>
</fC03>
<fN21><s1>055</s1>
</fN21>
</pA>
</standard>
<server><NO>PASCAL 14-0047201 INIST</NO>
<ET>XRD analysis and magnetic properties of nanocrystalline Ni<sub>20</sub>
Co<sub>80</sub>
alloys</ET>
<AU>BENSEBAA (N.); LOUDJANI (N.); ALLEG (S.); DEKHIL (L.); SUNOL (J. J.); AL SAE (M.); BOUOUDINA (M.)</AU>
<AF>Laboratoire de Magnétisme et Spectroscopie des Solides, Département de Physique, Faculté des Sciences, Université Badji Mokhtar, B.P. 12/23000 Annaba/Algérie (1 aut., 2 aut., 3 aut.); Laboratoire de Métallurgie Physique et Propriétés des Matériaux, Département de Métallurgie et Génie des Matériaux, Université Badji-Mokhtar, B.P. 12/Annaba 23000/Algérie (4 aut.); Departamento de Fisica, Universitat de Girona, Campus Montilivi/Girona 17071/Espagne (5 aut.); Nanotechnology Centre - University of Bahrain/Bahreïn (6 aut., 7 aut.)</AF>
<DT>Publication en série; Niveau analytique</DT>
<SO>Journal of magnetism and magnetic materials; ISSN 0304-8853; Coden JMMMDC; Pays-Bas; Da. 2014; Vol. 349; Pp. 51-56; Bibl. 26 ref.</SO>
<LA>Anglais</LA>
<EA>The mechanical alloying process has been used to prepare nanocrystalline Ni<sub>20</sub>
Co<sub>80</sub>
alloy from elemental Ni and Co powders in a planetary ball mill under argon atmosphere. Scanning electron microscopy, X-ray diffraction and magnetic measurements were carried out to investigate morphological, structural, microstructural and magnetic properties changes during the milling process. The interdiffusion of Co and Ni leads to a heterogeneous solid solution with Ni-rich and Co-rich environments after 12 h of milling. The end product is a mixture of a highly disordered structure, fcc-Ni(Co), fcc-Co(Ni) and hcp-Co (Ni) phases having different microstructural and structural parameters. The coercivity, H<sub>c</sub>
, decreases rapidly up to 3 h of milling to about 58.3 Oe and remains constant on further milling. The saturation magnetization, M<sub>s</sub>
, value of about 126 emu/g is obtained after 48 h of milling.</EA>
<CC>001B70E75</CC>
<FD>Diffraction RX; Atmosphère contrôlée; Alliage mécanique; Broyeur satellite; Broyeur boulet; Relation fabrication propriété; Hystérésis magnétique; Microstructure; Force coercitive; Aimantation saturation; Nanocristal; Alliage base cobalt; Solution solide; Réseau cubique face centrée; Réseau hexagonal compact; Composé intermétallique; Nickel alliage; Métal transition alliage</FD>
<ED>XRD; Controlled atmospheres; Mechanical alloying; Planetary mill; Ball mill; Fabrication property relation; Magnetic hysteresis; Microstructure; Coercive force; Saturation magnetization; Nanocrystal; Cobalt base alloys; Solid solutions; FCC lattices; HCP lattices; Intermetallic compounds; Nickel alloys; Transition element alloys</ED>
<SD>Molino rodillos satelite; Molino bolas; Relación fabricación propiedad; Imanación saturación; Nanocristal</SD>
<LO>INIST-17230.354000501073750090</LO>
<ID>14-0047201</ID>
</server>
</inist>
</record>
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