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Freelancer page

Other IDs

Scopus Author ID: 6603522116

Keywords

Magnetic materials for medical and technological application, Trainer & Educator

Countries

France

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Employment (4)

Freelancer Region Genevoise: Thoiry, Ain, FR

2021-10-01 to present | Associate Professor, Educator, Scientist (Autoentrepreneur)
Employment
Source: Self-asserted source
Caltun Ovidiu

Universitatea Alexandru Ioan Cuza: Iasi, RO

1991-09-01 to 2021-09-30 | Academic, Assistant, Lecturer, Associate and Full Professor (Faculty of Physics)
Employment
Source: Self-asserted source
Caltun Ovidiu

ICPE National Institute for Electrotechnics: Iasi, RO

1983-09-01 to 1991-09-01 | Researcher (Sensors and transducers)
Employment
Source: Self-asserted source
Caltun Ovidiu

Terom Ltd.: Iasi, RO

1981-09-01 to 1983-09-01 | Physicist (Control of product quality)
Employment
Source: Self-asserted source
Caltun Ovidiu

Education and qualifications (3)

Alexandru Ioan Cuza University: Iasi, RO

1991-10-01 to 1998-04-15 | Ph. D. (Faculty of Physics)
Education
Source: Self-asserted source
Caltun Ovidiu

Alexandru Ioan Cuza University: Iasi, RO

1980-09-15 to 1981-07-15 | M. Sc. (Faculty of Physics)
Education
Source: Self-asserted source
Caltun Ovidiu

Alexandru Ioan Cuza University : Iasi, RO

1976-09-15 to 1980-06-15 | B. Sc. (Faculty of Physics)
Education
Source: Self-asserted source
Caltun Ovidiu

Professional activities (1)

California Polytechnic State University, San Luis Obispo: CA, CA, US

2018-09-04 to 2019-02-15 | Fulbright Scholar (CESAME - Department of Physics)
Invited position
Source: Self-asserted source
Caltun Ovidiu

Works (50 of 107)

Items per page:
Page 1 of 3

CHALLENGES IN KEEPING STUDENTS ENGAGED IN ETHICS AND ACADEMIC INTEGRITY COURSE DURING COVID -19 PANDEMIC

2021-03 | Conference paper
DOI: 10.21125/inted.2021.0895
Contributors: Cristina Maria Pavel; Danut Gabriel Cozma; Ovidiu Florin Caltun
Source: check_circle
Crossref

ROBOTICS EDUCATION FOR ENHANCING STUDENTS' TRANSVERSAL SKILLS

2021-03 | Conference paper
DOI: 10.21125/inted.2021.0687
Contributors: Cristina Maria Pavel; Ovidiu Florin Caltun
Source: check_circle
Crossref

Effect of slow charged 90 keV Ne<sup>8+</sup> ions on zinc ferrite nanoparticles

Materials Research Express
2019 | Journal article
DOI: 10.1088/2053-1591/ab3174
EID:

2-s2.0-85070765432
Contributors: Trandafir, E.V.; Caltun, O.F.; Ciocarlan, R.; Pui, A.; Hempelmann, R.; Diamandescu, L.; Cervera, S.; Trassinelli, M.; Vernhet, D.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Ferrofluids in secondary schools through an interactive stand

Journal of Physics: Conference Series
2019 | Conference paper
DOI: 10.1088/1742-6596/1286/1/012066
EID:

2-s2.0-85072192064
Contributors: Caroaie, O.V.; Caltun, O.F.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Interdisciplinary science concept maps to orient middle secondary school students learning outcomes

Journal of Physics: Conference Series
2019 | Conference paper
DOI: 10.1088/1742-6596/1286/1/012004
EID:

2-s2.0-85072226112
Contributors: Farcas, L.C.; Caltun, I.; Caltun, O.F.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Magnetic phenomena and living systems in the bio area degrees

Journal of Physics: Conference Series
2019 | Conference paper
DOI: 10.1088/1742-6596/1286/1/012023
EID:

2-s2.0-85072183218
Contributors: Caltun, O.; Michelini, M.; Stefanel, A.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Strong cooperation between schools and universities can inspire the young people to study physics?

Journal of Physics: Conference Series
2019 | Conference paper
DOI: 10.1088/1742-6596/1286/1/012068
EID:

2-s2.0-85072178278
Contributors: Caltun, O.F.; Cozma, D.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

New bio-surfactant used in the synthesis of functionalized nanoferrites as potential catalysts

Current Nanoscience
2017 | Journal article
DOI: 10.2174/1573413713666170220114206
EID:

2-s2.0-85021137240
Contributors: Virlan, C.; Caltun, O.F.; Lutic, D.; Pui, A.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Magnetic and magnetostrictive properties of Cu substituted Co-ferrites

Journal of Magnetism and Magnetic Materials
2016 | Journal article
DOI: 10.1016/j.jmmm.2015.09.028
EID:

2-s2.0-84941710971
Contributors: Chandra Sekhar, B.; Rao, G.S.N.; Caltun, O.F.; Dhana Lakshmi, B.; Parvatheeswara Rao, B.; Subba Rao, P.S.V.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Quaternary M<inf>0.25</inf>Cu<inf>0.25</inf>Mg<inf>0.5</inf>Fe<inf>2</inf>O<inf>4</inf> (M = Ni, Zn, Co, Mn) ferrite oxides: Synthesis, characterization and magnetic properties

Materials Research Bulletin
2016 | Journal article
DOI: 10.1016/j.materresbull.2016.05.001
EID:

2-s2.0-84966417087
Contributors: Ciocarlan, R.G.; Pui, A.; Gherca, D.; Virlan, C.; Dobromir, M.; Nica, V.; Craus, M.L.; Gostin, I.N.; Caltun, O.; Hempelman, R. et al.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Rare earth metals' influence on the heat generating capability of cobalt ferrite nanoparticles

Ceramics International
2016 | Journal article
DOI: 10.1016/j.ceramint.2016.04.121
EID:

2-s2.0-84992303024
Contributors: Virlan, C.; Bulai, G.; Caltun, O.F.; Hempelmann, R.; Pui, A.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Structural and magnetic properties of zinc ferrite thin films irradiated by 90 keV neon ions

Applied Surface Science
2016-08 | Journal article
DOI: 10.1016/j.apsusc.2016.04.035
Contributors: E.V. Gafton; G. Bulai; O.F. Caltun; S. Cervera; S. Macé; M. Trassinelli; S. Steydli; D. Vernhet
Source: check_circle
Crossref
grade
Preferred source (of 2)‎

Cation Distribution of Cobalt-manganese Ferrite for Torque Sensor Applications

Materials Today: Proceedings
2015 | Conference paper
DOI: 10.1016/j.matpr.2015.07.192
EID:

2-s2.0-84947330753
Contributors: Rao, G.S.N.; Parvatheeswara Rao, B.; Caltun, O.F.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Effect of Ni<sup>2+</sup> substitution on structural and magnetic properties of Ni-Zn ferrite nanoparticles

Journal of Magnetism and Magnetic Materials
2015 | Journal article
DOI: 10.1016/j.jmmm.2015.01.008
EID:

2-s2.0-84921835899
Contributors: Srinivas, Ch.; Tirupanyam, B.V.; Satish, A.; Seshubai, V.; Sastry, D.L.; Caltun, O.F.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Effect of rare earth substitution in cobalt ferrite bulk materials

Journal of Magnetism and Magnetic Materials
2015 | Journal article
DOI: 10.1016/j.jmmm.2015.04.089
EID:

2-s2.0-84928693013
Contributors: Bulai, G.; Diamandescu, L.; Dumitru, I.; Gurlui, S.; Feder, M.; Caltun, O.F.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Pure and rare earth doped cobalt ferrite laser ablation: Space and time resolved optical emission spectroscopy

Digest Journal of Nanomaterials and Biostructures
2015 | Journal article
EID:

2-s2.0-84941347384
Contributors: Bulai, G.; Gurlui, S.; Caltun, O.F.; Focsa, C.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Eco-environmental synthesis and characterization of nanophase powders of Co, Mg, Mn and Ni ferrites

Ceramics International
2014 | Journal article
DOI: 10.1016/j.ceramint.2014.02.036
EID:

2-s2.0-84900507718
Contributors: Gherca, D.; Pui, A.; Nica, V.; Caltun, O.; Cornei, N.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

High-frequency specific absorption rate of Co<inf>x</inf>Fe<inf>1-x</inf>Fe<inf>2</inf>O<inf>4</inf> Ferrite nanoparticles for hipertermia applications

IEEE Transactions on Magnetics
2014 | Journal article
DOI: 10.1109/TMAG.2014.2324011
EID:

2-s2.0-84916618746
Contributors: Durneata, D.; Hempelmann, R.; Caltun, O.; Dumitru, I.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Improving the uncommon (110) growing orientation of Al-doped ZnO thin films through sequential pulsed laser deposition

Thin Solid Films
2014 | Journal article
DOI: 10.1016/j.tsf.2014.10.037
EID:

2-s2.0-84919681565
Contributors: Coman, T.; Ursu, E.L.; Nica, V.; Tiron, V.; Olaru, M.; Cotofana, C.; Dobromir, M.; Coroaba, A.; Dragos, O.-G.; Lupu, N. et al.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Alternative route for obtaining NiFe<inf>2</inf>O<inf>4</inf> thin films by pulsed laser deposition

IEEE Transactions on Magnetics
2013 | Journal article
DOI: 10.1109/TMAG.2012.2218582
EID:

2-s2.0-84871848767
Contributors: Stratulat, S.M.; Ursu, C.; Caltun, O.F.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Femtosecond pulsed laser deposition of cobalt ferrite thin films

Applied Surface Science
2013 | Journal article
DOI: 10.1016/j.apsusc.2013.02.107
EID:

2-s2.0-84878548464
Contributors: Dascalu, G.; Pompilian, G.; Chazallon, B.; Caltun, O.F.; Gurlui, S.; Focsa, C.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Improved magnetostrictive properties of Co-Mn ferrites for automobile torque sensor applications

Journal of Magnetism and Magnetic Materials
2013 | Journal article
DOI: 10.1016/j.jmmm.2013.04.039
EID:

2-s2.0-84885160403
Contributors: Rao, G.S.N.; Caltun, O.E.; Rao, K.R.; Subba Rao, P.S.V.; Parvatheeswara Rao, B.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Magnetic and dielectric properties of Co-Zn ferrite

Materials Science and Engineering B: Solid-State Materials for Advanced Technology
2013 | Journal article
DOI: 10.1016/j.mseb.2013.06.014
EID:

2-s2.0-84880745496
Contributors: Slatineanu, T.; Iordan, A.R.; Oancea, V.; Palamaru, M.N.; Dumitru, I.; Constantin, C.P.; Caltun, O.F.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Magnetic measurements of RE-doped cobalt ferrite thin films

IEEE Transactions on Magnetics
2013 | Journal article
DOI: 10.1109/TMAG.2012.2220534
EID:

2-s2.0-84871838632
Contributors: Dascalu, G.; Durneata, D.; Caltun, O.F.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Magnetic nanoparticles for medical applications: Progress and challenges

AIP Conference Proceedings
2013 | Conference paper
DOI: 10.1063/1.4832806
EID:

2-s2.0-84890463547
Contributors: Doaga, A.; Cojocariu, A.M.; Constantin, C.P.; Hempelmann, R.; Caltun, O.F.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Rare earth doped cobalt ferrite thin films deposited by PLD

Applied Physics A: Materials Science and Processing
2013 | Journal article
DOI: 10.1007/s00339-012-7196-8
EID:

2-s2.0-84878532784
Contributors: Dascalu, G.; Pompilian, G.; Chazallon, B.; Nica, V.; Caltun, O.F.; Gurlui, S.; Focsa, C.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Structural, electric and magnetic properties of CoFe<inf>1.8</inf>RE <inf>0.2</inf>O<inf>4</inf> (RE=Dy, Gd, La) bulk materials

Journal of Magnetism and Magnetic Materials
2013 | Journal article
DOI: 10.1016/j.jmmm.2012.12.048
EID:

2-s2.0-84874132709
Contributors: Dascalu, G.; Popescu, T.; Feder, M.; Caltun, O.F.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Synthesis and characterizations of manganese ferrites for hyperthermia applications

Materials Chemistry and Physics
2013 | Journal article
DOI: 10.1016/j.matchemphys.2013.08.066
EID:

2-s2.0-84886716861
Contributors: Doaga, A.; Cojocariu, A.M.; Amin, W.; Heib, F.; Bender, P.; Hempelmann, R.; Caltun, O.F.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Synthesis and functionalization of magnetic nanoparticles with possible application in drug delivery systems

Digest Journal of Nanomaterials and Biostructures
2013 | Journal article
EID:

2-s2.0-84875134122
Contributors: Cojocariu, A.M.; Doaga, A.; Amin, W.; Bender, P.; Hempelmann, R.; Caltun, O.F.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Co<inf>x</inf>Zn<inf>x-1</inf>Fe<inf>2</inf>O<inf>4</inf> Nanoparticles ferrite series as magnetic resonance imaging contrast agents

Digest Journal of Nanomaterials and Biostructures
2012 | Journal article
EID:

2-s2.0-84869442392
Contributors: Constantin, C.P.; Slatineanu, T.; Palamaru, M.; Iordan, A.; Caltun, O.F.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Magneto electric effects in BaTiO <inf>3</inf>-CoFe <inf>2</inf>O <inf>4</inf> bulk composites

Solid State Communications
2012 | Journal article
DOI: 10.1016/j.ssc.2012.08.002
EID:

2-s2.0-84866731353
Contributors: Agarwal, S.; Caltun, O.F.; Sreenivas, K.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Microstructure and magnetic properties of substituted (Cr, Mn) - Cobalt ferrite nanoparticles

Materials Chemistry and Physics
2012 | Journal article
DOI: 10.1016/j.matchemphys.2012.05.051
EID:

2-s2.0-84864695753
Contributors: Cojocariu, A.M.; Soroceanu, M.; Hrib, L.; Nica, V.; Caltun, O.F.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Preparation and magnetoelectric properties of NiFe <inf>2</inf>O <inf>4</inf>-PZT composites obtained in-situ by gel-combustion method

Journal of the European Ceramic Society
2012 | Journal article
DOI: 10.1016/j.jeurceramsoc.2012.03.041
EID:

2-s2.0-84862499026
Contributors: Ciomaga, C.E.; Airimioaei, M.; Nica, V.; Hrib, L.M.; Caltun, O.F.; Iordan, A.R.; Galassi, C.; Mitoseriu, L.; Palamaru, M.N.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Synthesis and characterization of Co-Ni and Fe <inf>3</inf> O <inf>4</inf> -Pd nanocomposites

IEEE Transactions on Magnetics
2012 | Journal article
DOI: 10.1109/TMAG.2011.2173665
EID:

2-s2.0-84859185001
Contributors: Nica, V.; Brinza, F.; Caltun, O.F.; Hempelmann, R.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Synthesis and physical investigation of Mn<inf>x</inf>Zn <inf>1-x</inf>Fe<inf>2</inf>O<inf>4</inf> magnetic nanopowders coated with organic shell

Powder Metallurgy and Metal Ceramics
2012 | Journal article
DOI: 10.1007/s11106-012-9413-6
EID:

2-s2.0-84865754005
Contributors: Foca-nici, E.; Nica V.; Creanga, D.; Caltun, O.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Synthesis, characterization and magnetic properties of MFe <inf>2</inf>O <inf>4</inf> (M=Co, Mg, Mn, Ni) nanoparticles using ricin oil as capping agent

Journal of Magnetism and Magnetic Materials
2012 | Journal article
DOI: 10.1016/j.jmmm.2012.06.027
EID:

2-s2.0-84864775287
Contributors: Gherca, D.; Pui, A.; Cornei, N.; Cojocariu, A.; Nica, V.; Caltun, O.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

The influence of the chelating/combustion agents on the structure and magnetic properties of zinc ferrite

Central European Journal of Chemistry
2012 | Journal article
DOI: 10.2478/s11532-012-0098-y
EID:

2-s2.0-84867050797
Contributors: Slatineanu, T.; Diana, E.; Nica, V.; Oancea, V.; Caltun, O.F.; Iordan, A.R.; Palamaru, M.N.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Using the jiles atherton model to analyze the magnetic properties of magnetoelectric materials: (BaTiO <inf>3</inf> ) <inf>x</inf> (CoFe <inf>2</inf> O <inf>4</inf> ) <inf>1-x</inf>

Indian Journal of Physics
2012 | Journal article
DOI: 10.1007/s12648-012-0055-9
EID:

2-s2.0-84862650706
Contributors: Pop, N.C.; Călţun, O.F.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

CoFe<inf>2</inf>O<sup>4</sup> thin films deposited by PLD with in situ heating and post annealing

Journal of Optoelectronics and Advanced Materials
2011 | Journal article
EID:

2-s2.0-80655129390
Contributors: Dascalu, G.; Caltun, O.F.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Compositional dependence of magnetostrictive properties of cobalt ferrite

AIP Conference Proceedings
2011 | Conference paper
DOI: 10.1063/1.3601839
EID:

2-s2.0-79961035477
Contributors: Rao, G.S.N.; Caltun, O.F.; Rao, K.H.; Parvatheeswara Rao, B.; Hamdeh, H.H.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Effects of the chemical composition of the magnetostrictive phase on the dielectric and magnetoelectric properties of cobalt ferrite-barium titanate composites

Journal of Alloys and Compounds
2011 | Journal article
DOI: 10.1016/j.jallcom.2011.03.121
EID:

2-s2.0-79955786549
Contributors: Hrib, L.M.; Caltun, O.F.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Jiles-Atherton magnetic hysteresis parameters identification

Acta Physica Polonica A
2011 | Journal article
DOI: 10.12693/APhysPolA.120.491
EID:

2-s2.0-80052247262
Contributors: Pop, N.C.; Caltun, O.F.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Jiles-Atherton model in fitting hysteresis curves of magnetic materials

Journal of Optoelectronics and Advanced Materials
2011 | Journal article
EID:

2-s2.0-80052723458
Contributors: Pop, N.C.; Caltun, O.F.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Jiles-Atherton model used in the magnetization process study for the composite magnetoelectric materials based on cobalt ferrite and barium titanate

Canadian Journal of Physics
2011 | Journal article
DOI: 10.1139/p11-057
EID:

2-s2.0-80051733761
Contributors: Pop, N.C.; Caltun, O.F.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Sunflower chlorophyll levels after magnetic nanoparticle supply

African Journal of Biotechnology
2011 | Journal article
EID:

2-s2.0-79960744996
Contributors: Ursache-Oprisan, M.; Focanici, E.; Creanga, D.; Caltun, O.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Synthesis and characterization of nanocrystalline Zn ferrites substituted with Ni

Materials Research Bulletin
2011 | Journal article
DOI: 10.1016/j.materresbull.2011.05.002
EID:

2-s2.0-79960618230
Contributors: Slatineanu, T.; Iordan, A.R.; Palamaru, M.N.; Caltun, O.F.; Gafton, V.; Leontie, L.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Algorithm to describe magnetization curves by using Jiles Atherton model

Pollack Periodica
2010 | Journal article
DOI: 10.1556/Pollack.5.2010.3.13
EID:

2-s2.0-78649556130
Contributors: Pop, N.; Caltun, O.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

Oleate coated magnetic cores based on magnetite, Zn ferrite and Co ferrite nanoparticles - Preparation, physical characterization and biological impact on Helianthus annuus photosynthesis

AIP Conference Proceedings
2010 | Conference paper
DOI: 10.1063/1.3530050
EID:

2-s2.0-79251541744
Contributors: Ursache-Oprisan, M.; Foca-nici, E.; Cirlescu, A.; Caltun, O.; Creanga, D.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

The fitting of magnetic hysteresis curves using the Jiles -Atherton model(II)

Journal of Optoelectronics and Advanced Materials
2010 | Journal article
EID:

2-s2.0-77952023814
Contributors: Pop, N.C.; Caltun, O.F.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier

The influence of chemical composition on initial permeability frequency spectra of cobalt ferrites

Optoelectronics and Advanced Materials, Rapid Communications
2010 | Journal article
EID:

2-s2.0-80054936252
Contributors: Vilceanu, V.; Feder, M.; Boutiuc, L.; Dumitru, I.; Caltun, O.F.
Source: Self-asserted source
Caltun Ovidiu via Scopus - Elsevier
Items per page:
Page 1 of 3

Peer review (4 reviews for 2 publications/grants)

Review activity for Applied physics. (3)
Review activity for Indian Journal of Physics. (1)
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