Dergi makalesi Açık Erişim
Emre, B.; Aksoy, S.; Posth, O.; Acet, M.; Duman, E.; Lindner, J.; Elerman, Y.
{
"DOI": "10.1103/PhysRevB.78.144408",
"abstract": "La0.5Pr0.5Mn2Si2 exhibits an antiferromagnetic-ferromagnetic transition caused by the crossover of the critical distance between Mn atoms on changing temperature. Applying a magnetic field in the antiferromagnetic state can cause a field-induced transformation to the ferromagnetic state at a critical field, which increases with decreasing temperature. We study here with magnetization and strain measurements the magnetic-field-induced strain associated with the field-induced transformation and magnetocaloric effects close to the transition temperature. We also examine the temperature dependence of the critical field and find from magnetization and ferromagnetic resonance measurements that short-range ferromagnetic correlation among the rare earth and Mn-sublattices occur at low temperatures. At low temperatures, this causes a decrease in the critical field for the crossover from antiferromagnetic to ferromagnetic coupling with decreasing temperature.",
"author": [
{
"family": "Emre",
"given": " B."
},
{
"family": "Aksoy",
"given": " S."
},
{
"family": "Posth",
"given": " O."
},
{
"family": "Acet",
"given": " M."
},
{
"family": "Duman",
"given": " E."
},
{
"family": "Lindner",
"given": " J."
},
{
"family": "Elerman",
"given": " Y."
}
],
"container_title": "PHYSICAL REVIEW B",
"id": "39927",
"issue": "14",
"issued": {
"date-parts": [
[
2008,
1,
1
]
]
},
"title": "Antiferromagnetic-ferromagnetic crossover in La0.5Pr0.5Mn2Si2 and its consequences on magnetoelastic and magnetocaloric properties",
"type": "article-journal",
"volume": "78"
}
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