Characterization of partially inverse spinel ZnFe2O4 with high saturation magnetization synthesized via soft mechanochemically assisted route
Само за регистроване кориснике
2014
Аутори
Lazarević, Zorica Ž.Jovalekić, Čedomir
Ivanovski, Valentin N.
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Recnik, Aleksander
Milutinovic, Aleksandra
Cekić, Božidar Đ.
Romčević, Nebojša Ž.
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Чланак у часопису (Објављена верзија)
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Метаподаци
Приказ свих података о документуАпстракт
ZnFe2O4 was prepared by a soft mechanochemical route from two starting combinations of powders: (1) Zn(OH)(2)/alpha-Fe2O3 and (2) Zn(OH)(2)/Fe(OH)(3) mixed in a planetary ball mill. The mechanochemical treatment provoked reaction leading to the formation of the ZnFe2O4 spinel phase that was monitored by XRD, TEM, IR and Raman spectroscopy. The spinel phase was first observed after 4 h of milling and its formation was completed after 18 h in both the cases of starting precursors. The synthesized ZnFe2O4 has a nanocrystalline structure with a crystallite size of about 20.3 and 17.6 nm, for the cases (1) and (2), respectively. In the far-infrared reflectivity spectra are seen four active modes. Raman spectra suggest an existence of mixed spinel structure in the obtained nanosamples. In order to confirm phase formation and cation arrangement, Mossbauer measurements were done. Estimated degree of inversion is about 0.58 for both starting mixtures. The magnetic properties of the prepared ZnF...e2O4 powders were also studied. The results show that the samples have a typical superparamagnetic-like behavior at room temperature. Higher values of magnetization in the case of samples obtained with starting mixture (2) suggest somewhat higher degree of cation inversion. (C) 2014 Elsevier Ltd. All rights reserved.
Кључне речи:
Magnetic materials / Infrared spectroscopy / Mossbauer spectroscopy / Raman spectroscopy / Magnetic propertiesИзвор:
Journal of Physics and Chemistry of Solids, 2014, 75, 7, 869-877Финансирање / пројекти:
- Оптоелектронски нанодимензиони системи - пут ка примени (RS-MESTD-Integrated and Interdisciplinary Research (IIR or III)-45003)
- Магнетни и радионуклидима обележени наноструктурни материјали за примене у медицини (RS-MESTD-Integrated and Interdisciplinary Research (IIR or III)-45015)
- Наноструктурни мултифункционални материјали и нанокомпозити (RS-MESTD-Integrated and Interdisciplinary Research (IIR or III)-45018)
DOI: 10.1016/j.jpcs.2014.03.004
ISSN: 0022-3697; 1879-2553
WoS: 000336192700009
Scopus: 2-s2.0-84898079727
Колекције
Институција/група
VinčaTY - JOUR AU - Lazarević, Zorica Ž. AU - Jovalekić, Čedomir AU - Ivanovski, Valentin N. AU - Recnik, Aleksander AU - Milutinovic, Aleksandra AU - Cekić, Božidar Đ. AU - Romčević, Nebojša Ž. PY - 2014 UR - https://vinar.vin.bg.ac.rs/handle/123456789/6009 AB - ZnFe2O4 was prepared by a soft mechanochemical route from two starting combinations of powders: (1) Zn(OH)(2)/alpha-Fe2O3 and (2) Zn(OH)(2)/Fe(OH)(3) mixed in a planetary ball mill. The mechanochemical treatment provoked reaction leading to the formation of the ZnFe2O4 spinel phase that was monitored by XRD, TEM, IR and Raman spectroscopy. The spinel phase was first observed after 4 h of milling and its formation was completed after 18 h in both the cases of starting precursors. The synthesized ZnFe2O4 has a nanocrystalline structure with a crystallite size of about 20.3 and 17.6 nm, for the cases (1) and (2), respectively. In the far-infrared reflectivity spectra are seen four active modes. Raman spectra suggest an existence of mixed spinel structure in the obtained nanosamples. In order to confirm phase formation and cation arrangement, Mossbauer measurements were done. Estimated degree of inversion is about 0.58 for both starting mixtures. The magnetic properties of the prepared ZnFe2O4 powders were also studied. The results show that the samples have a typical superparamagnetic-like behavior at room temperature. Higher values of magnetization in the case of samples obtained with starting mixture (2) suggest somewhat higher degree of cation inversion. (C) 2014 Elsevier Ltd. All rights reserved. T2 - Journal of Physics and Chemistry of Solids T1 - Characterization of partially inverse spinel ZnFe2O4 with high saturation magnetization synthesized via soft mechanochemically assisted route VL - 75 IS - 7 SP - 869 EP - 877 DO - 10.1016/j.jpcs.2014.03.004 ER -
@article{ author = "Lazarević, Zorica Ž. and Jovalekić, Čedomir and Ivanovski, Valentin N. and Recnik, Aleksander and Milutinovic, Aleksandra and Cekić, Božidar Đ. and Romčević, Nebojša Ž.", year = "2014", abstract = "ZnFe2O4 was prepared by a soft mechanochemical route from two starting combinations of powders: (1) Zn(OH)(2)/alpha-Fe2O3 and (2) Zn(OH)(2)/Fe(OH)(3) mixed in a planetary ball mill. The mechanochemical treatment provoked reaction leading to the formation of the ZnFe2O4 spinel phase that was monitored by XRD, TEM, IR and Raman spectroscopy. The spinel phase was first observed after 4 h of milling and its formation was completed after 18 h in both the cases of starting precursors. The synthesized ZnFe2O4 has a nanocrystalline structure with a crystallite size of about 20.3 and 17.6 nm, for the cases (1) and (2), respectively. In the far-infrared reflectivity spectra are seen four active modes. Raman spectra suggest an existence of mixed spinel structure in the obtained nanosamples. In order to confirm phase formation and cation arrangement, Mossbauer measurements were done. Estimated degree of inversion is about 0.58 for both starting mixtures. The magnetic properties of the prepared ZnFe2O4 powders were also studied. The results show that the samples have a typical superparamagnetic-like behavior at room temperature. Higher values of magnetization in the case of samples obtained with starting mixture (2) suggest somewhat higher degree of cation inversion. (C) 2014 Elsevier Ltd. All rights reserved.", journal = "Journal of Physics and Chemistry of Solids", title = "Characterization of partially inverse spinel ZnFe2O4 with high saturation magnetization synthesized via soft mechanochemically assisted route", volume = "75", number = "7", pages = "869-877", doi = "10.1016/j.jpcs.2014.03.004" }
Lazarević, Z. Ž., Jovalekić, Č., Ivanovski, V. N., Recnik, A., Milutinovic, A., Cekić, B. Đ.,& Romčević, N. Ž.. (2014). Characterization of partially inverse spinel ZnFe2O4 with high saturation magnetization synthesized via soft mechanochemically assisted route. in Journal of Physics and Chemistry of Solids, 75(7), 869-877. https://doi.org/10.1016/j.jpcs.2014.03.004
Lazarević ZŽ, Jovalekić Č, Ivanovski VN, Recnik A, Milutinovic A, Cekić BĐ, Romčević NŽ. Characterization of partially inverse spinel ZnFe2O4 with high saturation magnetization synthesized via soft mechanochemically assisted route. in Journal of Physics and Chemistry of Solids. 2014;75(7):869-877. doi:10.1016/j.jpcs.2014.03.004 .
Lazarević, Zorica Ž., Jovalekić, Čedomir, Ivanovski, Valentin N., Recnik, Aleksander, Milutinovic, Aleksandra, Cekić, Božidar Đ., Romčević, Nebojša Ž., "Characterization of partially inverse spinel ZnFe2O4 with high saturation magnetization synthesized via soft mechanochemically assisted route" in Journal of Physics and Chemistry of Solids, 75, no. 7 (2014):869-877, https://doi.org/10.1016/j.jpcs.2014.03.004 . .