A comparative study of the physical properties of Pr<sub>0.63</sub>La<sub>0.37</sub><sub>−x</sub>Sr<sub>x</sub>MnO<sub>3</sub> (x<sub>Sr</sub> = 0.00–0.30) characterized by “λ” shape dc magnetizations
<p dir="ltr">Magnetic, morphological, and physical properties of Pr<sub>0.63</sub>La<sub>0.37−x</sub>Sr<sub>x</sub>MnO<sub>3</sub> (x<sub>Sr</sub> = 0.00, 0.05, 0.10, 0.15, 0.20, and 0.30) magnetic nanoparticles have been st...
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2021
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| _version_ | 1864513505687764992 |
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| author | Riheb Hamdi (19646149) |
| author2 | Yousef Haik (2610628) Saleh S. Hayek (19646152) Ayman Samara (14151150) Said A. Mansour (9692621) |
| author2_role | author author author author |
| author_facet | Riheb Hamdi (19646149) Yousef Haik (2610628) Saleh S. Hayek (19646152) Ayman Samara (14151150) Said A. Mansour (9692621) |
| author_role | author |
| dc.creator.none.fl_str_mv | Riheb Hamdi (19646149) Yousef Haik (2610628) Saleh S. Hayek (19646152) Ayman Samara (14151150) Said A. Mansour (9692621) |
| dc.date.none.fl_str_mv | 2021-04-15T03:00:00Z |
| dc.identifier.none.fl_str_mv | 10.1063/5.0010565 |
| dc.relation.none.fl_str_mv | https://figshare.com/articles/journal_contribution/A_comparative_study_of_the_physical_properties_of_Pr_sub_0_63_sub_La_sub_0_37_sub_sub_x_sub_Sr_sub_x_sub_MnO_sub_3_sub_x_sub_Sr_sub_0_00_0_30_characterized_by_shape_dc_magnetizations/26984152 |
| dc.rights.none.fl_str_mv | CC BY 4.0 info:eu-repo/semantics/openAccess |
| dc.subject.none.fl_str_mv | Engineering Materials engineering Physical sciences Condensed matter physics Magnetic Nanoparticles Strontium Doping (Sr) Solid-State Reaction Method Heat Treatment Scanning Electron Microscopy (SEM) |
| dc.title.none.fl_str_mv | A comparative study of the physical properties of Pr<sub>0.63</sub>La<sub>0.37</sub><sub>−x</sub>Sr<sub>x</sub>MnO<sub>3</sub> (x<sub>Sr</sub> = 0.00–0.30) characterized by “λ” shape dc magnetizations |
| dc.type.none.fl_str_mv | Text Journal contribution info:eu-repo/semantics/publishedVersion text contribution to journal |
| description | <p dir="ltr">Magnetic, morphological, and physical properties of Pr<sub>0.63</sub>La<sub>0.37−x</sub>Sr<sub>x</sub>MnO<sub>3</sub> (x<sub>Sr</sub> = 0.00, 0.05, 0.10, 0.15, 0.20, and 0.30) magnetic nanoparticles have been studied experimentally based on the evolution of the amount of Sr in these systems and by heat treatment. A solid-state reaction method was used to prepare the samples. The microstructure of the samples was determined by scanning electron microscopy. Three sets of Sr-doped manganites of the perovskite family Pr<sub>0.63</sub>La<sub>0.37−x</sub>Sr<sub>x</sub>MnO<sub>3</sub> nanoparticles were heated at three different temperatures, i.e., 500, 700, and 800 °C. X-ray data showed that all compounds in the cubic space group Fd-3m crystallized. Field-cooled and zero-field-cooled thermomagnetic curves measured at low field and low temperatures showed that systems have different magnetic states, varying from superparamagnetic, ferromagnetic to paramagnetic states, with charge ordering behavior present in some prepared systems. The maximum entropy change of the x<sub>Sr-800°C</sub> = 0.05 sample reached the highest value of refrigerant capacity compared to other systems in a magnetic field with 17.278 J/kg at 1 T and 208.264 J/kg at 7 T.</p><h2>Other Information</h2><p dir="ltr">Published in: AIP Advances<br>License: <a href="https://creativecommons.org/licenses/by/4.0/" rel="noreferrer" target="_blank">https://creativecommons.org/licenses/by/4.0/</a><br>See article on publisher's website: <a href="https://dx.doi.org/10.1063/5.0010565" target="_blank">https://dx.doi.org/10.1063/5.0010565</a></p> |
| eu_rights_str_mv | openAccess |
| id | Manara2_622a52baaf8cac7686d0037d8540d3eb |
| identifier_str_mv | 10.1063/5.0010565 |
| network_acronym_str | Manara2 |
| network_name_str | Manara2 |
| oai_identifier_str | oai:figshare.com:article/26984152 |
| publishDate | 2021 |
| repository.mail.fl_str_mv | |
| repository.name.fl_str_mv | |
| repository_id_str | |
| rights_invalid_str_mv | CC BY 4.0 |
| spelling | A comparative study of the physical properties of Pr<sub>0.63</sub>La<sub>0.37</sub><sub>−x</sub>Sr<sub>x</sub>MnO<sub>3</sub> (x<sub>Sr</sub> = 0.00–0.30) characterized by “λ” shape dc magnetizationsRiheb Hamdi (19646149)Yousef Haik (2610628)Saleh S. Hayek (19646152)Ayman Samara (14151150)Said A. Mansour (9692621)EngineeringMaterials engineeringPhysical sciencesCondensed matter physicsMagnetic NanoparticlesStrontium Doping (Sr)Solid-State Reaction MethodHeat TreatmentScanning Electron Microscopy (SEM)<p dir="ltr">Magnetic, morphological, and physical properties of Pr<sub>0.63</sub>La<sub>0.37−x</sub>Sr<sub>x</sub>MnO<sub>3</sub> (x<sub>Sr</sub> = 0.00, 0.05, 0.10, 0.15, 0.20, and 0.30) magnetic nanoparticles have been studied experimentally based on the evolution of the amount of Sr in these systems and by heat treatment. A solid-state reaction method was used to prepare the samples. The microstructure of the samples was determined by scanning electron microscopy. Three sets of Sr-doped manganites of the perovskite family Pr<sub>0.63</sub>La<sub>0.37−x</sub>Sr<sub>x</sub>MnO<sub>3</sub> nanoparticles were heated at three different temperatures, i.e., 500, 700, and 800 °C. X-ray data showed that all compounds in the cubic space group Fd-3m crystallized. Field-cooled and zero-field-cooled thermomagnetic curves measured at low field and low temperatures showed that systems have different magnetic states, varying from superparamagnetic, ferromagnetic to paramagnetic states, with charge ordering behavior present in some prepared systems. The maximum entropy change of the x<sub>Sr-800°C</sub> = 0.05 sample reached the highest value of refrigerant capacity compared to other systems in a magnetic field with 17.278 J/kg at 1 T and 208.264 J/kg at 7 T.</p><h2>Other Information</h2><p dir="ltr">Published in: AIP Advances<br>License: <a href="https://creativecommons.org/licenses/by/4.0/" rel="noreferrer" target="_blank">https://creativecommons.org/licenses/by/4.0/</a><br>See article on publisher's website: <a href="https://dx.doi.org/10.1063/5.0010565" target="_blank">https://dx.doi.org/10.1063/5.0010565</a></p>2021-04-15T03:00:00ZTextJournal contributioninfo:eu-repo/semantics/publishedVersiontextcontribution to journal10.1063/5.0010565https://figshare.com/articles/journal_contribution/A_comparative_study_of_the_physical_properties_of_Pr_sub_0_63_sub_La_sub_0_37_sub_sub_x_sub_Sr_sub_x_sub_MnO_sub_3_sub_x_sub_Sr_sub_0_00_0_30_characterized_by_shape_dc_magnetizations/26984152CC BY 4.0info:eu-repo/semantics/openAccessoai:figshare.com:article/269841522021-04-15T03:00:00Z |
| spellingShingle | A comparative study of the physical properties of Pr<sub>0.63</sub>La<sub>0.37</sub><sub>−x</sub>Sr<sub>x</sub>MnO<sub>3</sub> (x<sub>Sr</sub> = 0.00–0.30) characterized by “λ” shape dc magnetizations Riheb Hamdi (19646149) Engineering Materials engineering Physical sciences Condensed matter physics Magnetic Nanoparticles Strontium Doping (Sr) Solid-State Reaction Method Heat Treatment Scanning Electron Microscopy (SEM) |
| status_str | publishedVersion |
| title | A comparative study of the physical properties of Pr<sub>0.63</sub>La<sub>0.37</sub><sub>−x</sub>Sr<sub>x</sub>MnO<sub>3</sub> (x<sub>Sr</sub> = 0.00–0.30) characterized by “λ” shape dc magnetizations |
| title_full | A comparative study of the physical properties of Pr<sub>0.63</sub>La<sub>0.37</sub><sub>−x</sub>Sr<sub>x</sub>MnO<sub>3</sub> (x<sub>Sr</sub> = 0.00–0.30) characterized by “λ” shape dc magnetizations |
| title_fullStr | A comparative study of the physical properties of Pr<sub>0.63</sub>La<sub>0.37</sub><sub>−x</sub>Sr<sub>x</sub>MnO<sub>3</sub> (x<sub>Sr</sub> = 0.00–0.30) characterized by “λ” shape dc magnetizations |
| title_full_unstemmed | A comparative study of the physical properties of Pr<sub>0.63</sub>La<sub>0.37</sub><sub>−x</sub>Sr<sub>x</sub>MnO<sub>3</sub> (x<sub>Sr</sub> = 0.00–0.30) characterized by “λ” shape dc magnetizations |
| title_short | A comparative study of the physical properties of Pr<sub>0.63</sub>La<sub>0.37</sub><sub>−x</sub>Sr<sub>x</sub>MnO<sub>3</sub> (x<sub>Sr</sub> = 0.00–0.30) characterized by “λ” shape dc magnetizations |
| title_sort | A comparative study of the physical properties of Pr<sub>0.63</sub>La<sub>0.37</sub><sub>−x</sub>Sr<sub>x</sub>MnO<sub>3</sub> (x<sub>Sr</sub> = 0.00–0.30) characterized by “λ” shape dc magnetizations |
| topic | Engineering Materials engineering Physical sciences Condensed matter physics Magnetic Nanoparticles Strontium Doping (Sr) Solid-State Reaction Method Heat Treatment Scanning Electron Microscopy (SEM) |