Accueil › Annuaire des chercheurs › O. Peña
O. Peña
Affiliation : Institut des Sciences Chimiques de Rennes · Université de Rennes
- 28Publications (affiliation française)
- 593Publications au total
- 6839Citations
- 41Indice h
Profil de recherche
O. Peña compte 28 publications référencées (2001–2018). Ses travaux paraissent principalement dans « Journal of Alloys and Compounds », « Journal of Magnetism and Magnetic Materials » et « Journal of Superconductivity and Novel Magnetism ». Son article le plus cité, « Influence of non-magnetic and magnetic ions on the MagnetoCaloric properties of La0.7Sr0.3Mn0.9M0.1O3 doped in the Mn sites by M=Cr, Sn, Ti » (2014), a été cité 104 fois. 2 de ces publications datent des trois dernières années d’activité. Ses travaux sont cosignés avec au moins 7 chercheurs, notamment dans des établissements de Tunisie, Maroc.
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Créer mon profil gratuit Ajouter mes publicationsDomaines de recherche
- Magnetic and transport properties of perovskites and related materials
- Crystal structures of chemical compounds
- Crystal Structures and Properties
- Physics of Superconductivity and Magnetism
- Crystallography and molecular interactions
Publications (28)
- Structural and magnetic properties of frustrated GaxMn(3-x)O4(1.2 ≤ x ≤ 1.6) spinels
- Study of the electrical and dielectric measurements of a rare-earth doped perovskite La0.6Nd0.1Sr0.3Mn0.7Ti0.3O3
- Electrical conductivity and complex impedance analysis of La 0.7−x Nd x Sr 0.3 Mn 0.7 Ti 0.3 O 3 ( x ≤0.30) perovskite
- Influence of non-magnetic and magnetic ions on the MagnetoCaloric properties of La0.7Sr0.3Mn0.9M0.1O3 doped in the Mn sites by M=Cr, Sn, Ti
- Structural, electrical conductance and complex impedance analysis of (Nd1−xCex)0.7Sr0.3MnO3 (0≤x≤0.20) perovskite
- Structural Magnetic and Electrical Properties in Nd-Doped Manganites (La0.70−x Nd x )Sr0.30Mn0.70Ti0.30O3 with 0 ≤ x ≤ 0.30
- Correlation between structural, magnetic and electrical transport properties of barium vacancies in the La0.67Ba0.33−x□xMnO3 (x=0, 0.05, and 0.1) manganite
- Electrical Resistivity Behavior and VRH Transport Mechanism in Semiconducting La0.6Sr0.4Mn1−2x Fe x Cr x O3 (0.10≤x≤0.25) Manganites
- Electrical and magnetic properties of La0.67Ba0.33Mn1−x (Me) x O3 perovskite manganites: case of manganese substituted by trivalent (Me = Cr) and tetravalent (Me = Ti) elements
- Crossover of the magnetocaloric effect and its importance on the determination of the critical behaviour in the La0.67Ba0.33Mn0.9Cr0.1O3 perovskite manganite
- Impact of the sintering temperature on the structural, magnetic and electrical transport properties of doped La0,67Ba0,33Mn0,9Cr0,1O3 manganite
- Structural studies and magnetic and transport properties of Cr-substituted La0.67Ba0.33Mn1−xCrxO3 (0≤x≤0.15) perovskites
- Critical behavior and magnetic entropy change in the La0.6Sr0.4Mn0.8Fe0.1Cr0.1O3 perovskite
- Effect of Cr-doping on structural, magnetic and electrical transport properties of La0.67Ba0.33Mn1−xCrxO3(0 ≤ x ≤ 0.1 ) perovskites manganites
- Critical phenomena and estimation of the spontaneous magnetization through magnetic entropy change in La0.67Ba0.33Mn0.98Ti0.02O3
- Complex impedance spectroscopy studies of (La0.70−xNdx)Sr0.30Mn0.70Cr0.30O3 (x≤0.30) perovskite compounds
- Transport behavior and mechanism of conduction of simultaneously substituted Y and Fe in La0.7Ba0.3MnO3 perovskite
- Room temperature magnetic and magnetocaloric properties of La0.67Ba0.33Mn0.98Ti0.02O3 perovskite
- Large magnetocaloric effect in Ti-modified La0.70Sr0.30MnO3 perovskite
- Structural and magnetic properties of (La0.70−xYx)Ba0.30Mn1−xFexO3 perovskites simultaneously doped on A and B sites (0.0≤x≤0.30)
- Determination of the spontaneous magnetization by analysis of the magnetic entropy change in La0.40Nd0.30Sr0.30Mn0.70Cr0.30O3
- Effect of the simultaneous substitution of two transition metals on the structural, magnetic and electrical properties of La0.6Sr0.4Mn1−2xCrxFexO3
- ChemInform Abstract: Room Temperature Magnetic and Magnetocaloric Properties of La0.67Ba0.33Mn0.98Ti0.02 O3 Perovskite.
- Large magnetic entropy change above 300 K in (La0.56Ce0.14)Sr0.3MnO3 perovskite
- Structural and magnetic properties of hole-doped(La0.56Ce0.14)Sr0.30MnO3 perovskite
- Structural, magnetic and electrical properties of (La0.70−xNdx)Sr0.30Mn0.70Cr0.30O3 with 0≤x≤0.30
- ChemInform Abstract: Structural and Magnetic Properties of Hole‐Doped (La0.56Ce0.14)Sr0.30MnO3 Perovskite.
- Electrical and Magnetic Properties of New Mixed Transition Metal Sulfides BaKCu3MS4 (M=Mn, Co, Ni)
Revues de publication
- Journal of Alloys and Compounds × 9
- Journal of Magnetism and Magnetic Materials × 5
- Journal of Superconductivity and Novel Magnetism × 2
- Solid State Sciences × 2
- Physica B Condensed Matter × 2
- ChemInform × 2
Publications par année
- 20181
- 20161
- 20151
- 20143
- 20133
- 20125
- 20113
- 20106
- 20094
- 20011
Collaborations
Établissements partenaires : Université Rennes 1 · University of Monastir · Centre National de la Recherche Scientifique · University of Hassan II Casablanca
Pays des co-auteurs : Tunisie · Maroc
Co-auteurs
- Thierry Guizouarn
- Mohamed Oumezzine
- Françis Gouttefangeas
- Mona Bahout
- B. Mehdaoui
- C. Carel
- Ronan M. Lebullenger
Données bibliographiques issues d’OpenAlex (base ouverte).
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