Works by Graça, M. P. F.

Results: 49

Exotic Manganese Dioxide Structures in Niobium Oxides Capacitors.

Published in:

Microscopy & Microanalysis, 2012, v. 18, n. S5, p. 99, doi. 10.1017/S1431927612013153

By:

Nico, C.;
Soares, M.R.N.;
Matos, M.;
Monteiro, R.;
Graça, M. P. F.;
Monteiro, T.;
Costa, F. M.;
Valente, M. A.

Publication type:

Article

Electrical and Magnetic Studies of Maghemite (γ-Fe2O3) Prepared by the Sol–Gel Route.

Published in:

Journal of Electronic Materials, 2022, v. 51, n. 5, p. 2698, doi. 10.1007/s11664-022-09539-1

By:

Benamara, M.;
Zahmouli, N.;
Teixeira, S. Soreto;
Graça, M. P. F.;
Mir, L. El;
Valente, M. A.

Publication type:

Article

Physical Properties, Complex Impedance, and Electrical Conductivity of Double Perovskite LaBa0.5Ag0.5FeMnO6.

Published in:

Journal of Electronic Materials, 2022, v. 51, n. 1, p. 370, doi. 10.1007/s11664-021-09301-z

By:

Iben Nassar, K.;
Rammeh, N.;
Teixeira, Sílvia Soreto;
Graça, M. P. F.

Publication type:

Article

Crystallite size study of nanocrystalline hydroxyapatite and ceramic system with titanium oxide obtained by dry ball milling.

Published in:

Journal of Materials Science, 2007, v. 42, n. 11, p. 3851, doi. 10.1007/s10853-006-0474-0

By:

Silva, C. C.;
Graça, M. P. F.;
Valente, M. A.;
Sombra, A. S. B.

Publication type:

Article

Structural and electrical properties of SiO2–Li2O–Nb2O5 glass and glass-ceramics obtained by thermoelectric treatments.

Published in:

Journal of Materials Science, 2007, v. 42, n. 8, p. 2543, doi. 10.1007/s10853-006-1208-z

By:

Graça, M. P. F.;
Ferreira da Silva, M. G.;
Valente, M. A.

Publication type:

Article

The electric behavior of a lithium-niobate-phosphate glass and glass-ceramics.

Published in:

Journal of Materials Science, 2006, v. 41, n. 4, p. 1137, doi. 10.1007/s10853-005-3652-6

By:

Graça, M. P. F.;
Valente, M. A.;
Da Silva, M. G. Ferreira

Publication type:

Article

A Comparative Analysis on the Crystalline Behavior, Topographical, Photoluminescence, and Leakage Current Characteristics of BiFeO3 Nanopowders and Thin Films.

Published in:

Crystal Research & Technology, 2023, v. 58, n. 9, p. 1, doi. 10.1002/crat.202200143

By:

Venkatapathy, Ramasamy;
Ramana Ramya, J.;
Bharath Sabarish, V. C.;
Gajendiran, J.;
Durairajan, A.;
Graça, M. P. F.;
Valente, M. A.;
Gokul Raj, S.;
Ramesh Kumar, G.

Publication type:

Article

Crystal Structure, Ionic Conductivity, Dielectric Properties and Electrical Conduction Mechanism of the Wyllieites Na 1.5 Mn 3.5 (AsO 4) 3 and Na 1.5 Mn 3 Fe 0.5 (AsO 4) 3.

Published in:

Crystals (2073-4352), 2023, v. 13, n. 8, p. 1251, doi. 10.3390/cryst13081251

By:

Rezgui, Eya;
Ouerfelli, Najoua;
Gavinho, S. R.;
Carvalho, J. P. F.;
Graça, M. P. F.;
Teixeira, S. Soreto

Publication type:

Article

Nontoxic glasses: Preparation, structural, electrical and biological properties.

Published in:

International Journal of Applied Ceramic Technology, 2019, v. 16, n. 5, p. 1885, doi. 10.1111/ijac.13243

By:

Gavinho, Sílvia R.;
Prezas, Pedro R.;
Ramos, Diogo J.;
Sá‐Nogueira, Isabel;
Borges, Joao P.;
Lança, M. Carmo;
Silva, Jorge C.;
Henriques, Célia M. R.;
Pires, Eduardo;
Kumar, Jakka Suresh;
Graça, M. P. F.

Publication type:

Article

Effect of titanium swift heavy ion irradiation on ferroelectric triglycine sulphate (TGS) 〈011〉 oriented single crystals.

Published in:

Journal of Materials Science: Materials in Electronics, 2023, v. 34, n. 21, p. 1, doi. 10.1007/s10854-023-10920-x

By:

Sabarish, V. C. Bharath;
Durairajan, A.;
Graça, M. P. F.;
Valente, M. A.;
Gajendiran, J.;
Rajasekhar, B. N.;
Das, Asim Kumar;
Bhatt, Rajeev;
Bhaumik, Indranil;
Soharab, M.;
Gokul Raj, S.;
Ramesh Kumar, G.

Publication type:

Article

Temperature- and frequency-dependent dielectric and impedance spectroscopy of double perovskite oxide BiBa0.5Ag0.5Ni2O6 electronic material.

Published in:

Journal of Materials Science: Materials in Electronics, 2023, v. 34, n. 3, p. 1, doi. 10.1007/s10854-022-09746-w

By:

Iben Nassar, K.;
Tayari, F.;
Slimi, M.;
Rammeh, N.;
Njeh, A.;
Soreto Teixeira, S.;
Graça, M. P. F.

Publication type:

Article

Significant improvement of dielectric, magnetic, and gas-sensing properties of the (La0.8Ca0.2)0.6Bi0.4FeO3 nanomaterial: particles size effects.

Published in:

Journal of Materials Science: Materials in Electronics, 2023, v. 34, n. 1, p. 1, doi. 10.1007/s10854-022-09408-x

By:

Benali, A.;
Benali, E. M.;
Melo, B. M. G.;
Tozri, A.;
Bejar, M.;
Dhahri, E.;
Graça, M. P. F.;
Valente, M. A.;
Peng, Lin;
Wu, Jiangtao;
Costa, B. F. O.

Publication type:

Article

Studies on structural, dielectric behavior, and electrical properties of BiBaNiNbO6 double perovskite for electronic applications.

Published in:

Journal of Materials Science: Materials in Electronics, 2022, v. 33, n. 36, p. 27147, doi. 10.1007/s10854-022-09377-1

By:

Iben Nassar, K.;
Tayari, F.;
Slimi, M.;
Rammeh, N.;
Njeh, A.;
Soreto Teixeira, S.;
Graça, M. P. F.

Publication type:

Article

Impedance spectroscopic analysis and electrical proprieties in SrAgNiMnO6 double perovskite ceramic.

Published in:

Journal of Materials Science: Materials in Electronics, 2022, v. 33, n. 25, p. 20134, doi. 10.1007/s10854-022-08832-3

By:

Iben Nassar, K.;
Slimi, M.;
Rammeh, N.;
Teixeira, S. Soreto;
Graça, M. P. F.

Publication type:

Article

Colossal dielectric constant with enhanced magnetization in the La3+ and Ca2+ co-doped BiFeO3 nanoparticles.

Published in:

Journal of Materials Science: Materials in Electronics, 2022, v. 33, n. 20, p. 16236, doi. 10.1007/s10854-022-08517-x

By:

Benali, A.;
Benali, E. M.;
Gouadria, Soumaya;
Elhadi, M.;
Dhahri, E.;
Graça, M. P. F.;
Valente, M. A.;
Costa, B. F. O.

Publication type:

Article

Magnetocaloric effect of polycrystalline La0.5Sm0.2Sr0.3Mn1-xCrxO3 (0 ≤ x ≤ 0.20) compound prepared by glycine-nitrate process.

Published in:

Journal of Materials Science: Materials in Electronics, 2021, v. 32, n. 17, p. 22106, doi. 10.1007/s10854-021-06680-1

By:

Abdouli, Khouloud;
Cherif, W.;
Valent, M. A.;
Graça, M. P. F.;
Ktari, L.;
Messaoudi, O.;
Elgharbi, S.;
Elsofany, W. I.

Publication type:

Article

Correction to: Effect of Sr-substitution on structure, dielectric relaxation and conduction phenomenon of BaTiO3 perovskite material.

Published in:

2021

By:

Moussi, Rafik;
Bougoffa, Amira;
Trabelsi, Abdessalem;
Dhahri, Essebti;
Graça, M. P. F.;
Valente, M. A.;
Barille, R.

Publication type:

Correction Notice

Synthesis and study of the structural and dielectric properties of La0.67Ca0.2Ba0.13Fe1−xMnxO3 ferrites (x = 0, 0.03 and 0.06).

Published in:

Journal of Materials Science: Materials in Electronics, 2021, v. 32, n. 6, p. 7926, doi. 10.1007/s10854-021-05516-2

By:

Dhahri, A.;
Zaouali, A.;
Benali, A.;
Abdelmoulla, N.;
Massoudi, J.;
Nouri, K.;
Bessais, L.;
Graça, M. P. F.;
Valente, M. A.;
Costa, B. F. O.

Publication type:

Article

High ethanol gas sensing property and modulation of magnetic and AC-conduction mechanism in 5% Mg-doped La0.8Ca0.1Pb0.1FeO3 compound.

Published in:

Journal of Materials Science: Materials in Electronics, 2019, v. 30, n. 13, p. 12389, doi. 10.1007/s10854-019-01597-2

By:

Benali, A.;
Bejar, M.;
Dhahri, E.;
Graça, M. P. F.;
Valente, M. A.;
Radwan, A.

Publication type:

Article

Niobium oxide prepared by sol–gel using powder coconut water.

Published in:

Journal of Materials Science: Materials in Electronics, 2019, v. 30, n. 12, p. 11346, doi. 10.1007/s10854-019-01482-y

By:

Lucas, J. M. F.;
Soreto Teixeira, S.;
Gavinho, S. R.;
Prezas, P. R.;
Silva, C. C.;
Sales, A. J. M.;
Valente, M. A.;
Graça, M. P. F.;
Almeida, A. F.;
Freire, F. N.;
Salgueiro, C. C. M.;
Nunes, J. F.

Publication type:

Article

Correction to: Strontium-substituted La0.75Ba0.25−xSrxFeO3 (x = 0.05, 0.10 and 0.15) perovskite: dielectric and electrical studies.

Published in:

2019

By:

Abdallah, F. B.;
Benali, A.;
Azizi, S.;
Triki, M.;
Dhahri, E.;
Graça, M. P. F.;
Valente, M. A.

Publication type:

Correction Notice

Strontium-substituted La0.75Ba0.25−xSrxFeO3 (x = 0.05, 0.10 and 0.15) perovskite: dielectric and electrical studies.

Published in:

Journal of Materials Science: Materials in Electronics, 2019, v. 30, n. 9, p. 8457, doi. 10.1007/s10854-019-01166-7

By:

Abdallah, F. B.;
Benali, A.;
Azizi, S.;
Triki, M.;
Dhahri, E.;
Graça, M. P. F.;
Valente, M. A.

Publication type:

Article

Microwave dielectric properties of NiFe2O4 nanoparticles ferrites.

Published in:

Microwave & Optical Technology Letters, 2007, v. 49, n. 6, p. 1341, doi. 10.1002/mop.22402

By:

Rubinger, C. P. L.;
Gouveia, D. X.;
Nunes, J. F.;
Salgueiro, C. C. M.;
Paiva, J. A. C.;
Graça, M. P. F.;
André, P.;
Costa, L. C.

Publication type:

Article

Energy transfer and NIR emission in rare earth tri-doped barium lanthanum fluoro tellurite glasses.

Published in:

Physica Status Solidi. A: Applications & Materials Science, 2014, v. 211, n. 9, p. 2090, doi. 10.1002/pssa.201400020

By:

Kumar, J. Suresh;
Pavani, K.;
Venkataiah, G.;
Jayasimhadri, M.;
Graça, M. P. F.;
Soares, M. J.

Publication type:

Article

Effect of rare-earth (La and Eu) doping on ferroelectric and magnetic properties of magnetoelectric Pb(Fe0.5Nb0.5)O3.

Published in:

Physica Status Solidi. A: Applications & Materials Science, 2014, v. 211, n. 9, p. 2094, doi. 10.1002/pssa.201400018

By:

Venkata Ramana, E.;
Graça, M. P. F.;
Valente, M. A.

Publication type:

Article

Lithium niobosilicate glass doped with samarium: Dielectric and optical analysis.

Published in:

Physica Status Solidi. A: Applications & Materials Science, 2011, v. 208, n. 10, p. 2288, doi. 10.1002/pssa.201000764

By:

Nico, C.;
Graça, M. P. F.;
Monteiro, T.;
Valente, M. A.

Publication type:

Article

Conduction Mechanism and Dielectric Properties of Polycrystalline La0.53Ca0.47Mn0.5Cr0.5O3.

Published in:

Journal of Superconductivity & Novel Magnetism, 2021, v. 34, n. 2, p. 497, doi. 10.1007/s10948-020-05697-7

By:

Khammassi, F.;
Cherif, W.;
Sales, A. J. M.;
Riahi, K.;
Graça, M. P. F.;
Dammak, M.

Publication type:

Article

Temperature effects on luminescence of YNbO4:Er3+/Tm3+/Yb3+ white-light upconversion phosphor and sensing behavior based on thermally and non-thermally coupled levels.

Published in:

Applied Physics A: Materials Science & Processing, 2024, v. 130, n. 7, p. 1, doi. 10.1007/s00339-024-07632-2

By:

do Carmo, F. F.;
do Nascimento, J. P. C.;
Abreu, T. O.;
Nogueira, F. E. A.;
da Silva, M. A. S.;
Pavani, K.;
Graça, M. P. F.;
Jakka, S. K.;
da Silva, R. S.;
Trukhanov, S. V.;
Zhou, Di;
Singh, C.;
Sombra, A. S. B.

Publication type:

Article

Time evolution of SBF by electric characterization.

Published in:

Applied Physics A: Materials Science & Processing, 2023, v. 129, n. 6, p. 1, doi. 10.1007/s00339-023-06704-z

By:

Freire, F. C. M.;
Weinand, W. R.;
Andrade, T. M.;
da Cruz, J. A.;
Hammami, I.;
Graça, M. P. F.;
Silva, P. M. O.;
Sales, A. J. M.

Publication type:

Article

Correction: Effects of partial Cu-doping on the structural, electrical, and dielectric properties of Ca2Fe2 − xCuxO5 (x = 0 and 0.05) brownmillerite oxides.

Published in:

2022

By:

Khammassi, F.;
Almoneef, M. M.;
Cherif, W.;
Riahi, K.;
Sales, A. J. M.;
Thaljaoui, R.;
Graça, M. P. F.;
Mbarek, Mohamed

Publication type:

Correction Notice

Correction: Electrical transport of Mg-doped maghemite (γ-Fe2O3) nanoparticles.

Published in:

2022

By:

Benamara, Majdi;
Bouzidi, Souhir;
Zahmouli, N.;
Teixeira, S. Soreto;
Graça, M. P. F.;
Mir, L. El;
Valente, M. A.

Publication type:

Correction Notice

Effects of partial Cu-doping on the structural, electrical, and dielectric properties of Ca2Fe2 − xCuxO5 (x = 0 and 0.05) brownmillerite oxides.

Published in:

Applied Physics A: Materials Science & Processing, 2022, v. 128, n. 10, p. 1, doi. 10.1007/s00339-022-06072-0

By:

Khammassi, F.;
Almoneef, M. M.;
Cherif, W.;
Riahi, K.;
Sales, A. J. M.;
Thaljaoui, R.;
Graça, M. P. F.;
Mbarek, Mohamed

Publication type:

Article

Structural, morphological, electrical, and magnetic characteristics of 20MnFe2O4-80SiO2 nanocomposite synthesized by the one-pot auto-combustion route.

Published in:

Applied Physics A: Materials Science & Processing, 2022, v. 128, n. 9, p. 1, doi. 10.1007/s00339-022-05876-4

By:

Salehizadeh, S. A.;
Costa, B. F. O.;
Rodrigues, V. H.;
Greneche, J.-M.;
Valente, M. A.;
Graça, M. P. F.

Publication type:

Article

Electrical transport of Mg-doped maghemite (γ-Fe2O3) nanoparticles.

Published in:

Applied Physics A: Materials Science & Processing, 2022, v. 128, n. 7, p. 1, doi. 10.1007/s00339-022-05753-0

By:

Benamara, Majdi;
Bouzidi, Souhir;
Zahmouli, N.;
Teixeira, S. Soreto;
Graça, M. P. F.;
Mir, L. El;
Valente, M. A.

Publication type:

Article

Effect of Pr substitution in the A site on the structural, dielectric and magnetic properties of double perovskite La2NiMnO6.

Published in:

Applied Physics A: Materials Science & Processing, 2022, v. 128, n. 5, p. 1, doi. 10.1007/s00339-022-05520-1

By:

Nassar, K. Iben;
Rammeh, N.;
Teixeira, S. Soreto;
Graça, M. P. F.

Publication type:

Article

Structural and electrical properties of double perovskite oxide LaPbFeTiO6 synthesized by a sol–gel process.

Published in:

Applied Physics A: Materials Science & Processing, 2021, v. 127, n. 12, p. 1, doi. 10.1007/s00339-021-05065-9

By:

Iben Nassar, K.;
Slimi, M.;
Rammeh, N.;
Soreto Teixeira, S.;
Graça, M. P. F.

Publication type:

Article

Study of ZnO room temperature NO2 sensor under illumination prepared by auto-combustion.

Published in:

Applied Physics A: Materials Science & Processing, 2021, v. 127, n. 9, p. 1, doi. 10.1007/s00339-021-04855-5

By:

Benamara, M.;
Teixeira, S. Soreto;
Graça, M. P. F.;
Valente, M. A.;
Jakka, Suresh Kumar;
Dahman, H.;
Dhahri, E.;
Mir, L. El;
Debliquy, M.;
Lahem, D.

Publication type:

Article

Magnetic and electric characterizations of sol-gel-derived NaFe(WO4)2 rods.

Published in:

Applied Physics A: Materials Science & Processing, 2018, v. 124, n. 9, p. 1, doi. 10.1007/s00339-018-2028-0

By:

Durairajan, A.;
Ramana, E. Venkata;
Teixeira, B.;
Sobolev, N. A.;
Graça, M. P. F.;
Valente, M. A.

Publication type:

Article

Extraction, Purification and Electrical Characterization of Gross Galactomannan and Purified Galactomannan Obtained from Adenanthera pavonina L. Seeds.

Published in:

Chemistry & Biodiversity, 2023, v. 20, n. 2, p. 1, doi. 10.1002/cbdv.202200888

By:

Silva Neto, J. F.;
Pereira, W. O.;
Cavalcante, L. A.;
Oliveira Neto, J. G.;
Graça, M. P. F.;
Gavinho, S. R.;
Amaral, F. M. B.;
Santos, A. O.;
Sombra, A. S. B.;
Mendes, Fernando;
Macêdo, A. A. M.

Publication type:

Article

Microwave Dielectric Properties of CCTO/PVA Composites.

Published in:

Advances in Materials Science & Engineering, 2018, p. 1, doi. 10.1155/2018/6067519

By:

Graça, M. P. F.;
Sabóia, K. D. A.;
Amaral, F.;
Costa, L. C.

Publication type:

Article

Dielectric and magnetic properties of a yttrium ferrite/calcium copper titanate composite.

Published in:

Spectroscopy Letters, 2017, v. 50, n. 4, p. 206, doi. 10.1080/00387010.2017.1282525

By:

Graça, M. P. F.;
Costa, L. C.;
Amaral, F.;
Valente, M. A.;
Barcellos, W. M.;
Freire, F. N. A.;
Sabóia, K. D. A.;
Sombra, A. S. B.

Publication type:

Article

Impedance Spectroscopy of Nanofluids based on Multiwall Carbon Nanotubes.

Published in:

Spectroscopy Letters, 2015, v. 48, n. 10, p. 761, doi. 10.1080/00387010.2015.1034874

By:

Tagmouti, S.;
Bouzit, S. E.;
Costa, L. C.;
Graça, M. P. F.;
Outzourhit, A.

Publication type:

Article

Dielectrical and structural characterization of iron oxide added to hydroxyapatite.

Published in:

Bulletin of Materials Science, 2008, v. 31, n. 4, p. 635, doi. 10.1007/s12034-008-0101-6

By:

Silva, C. C.;
Filho, F. P.;
Graça, M. F. P.;
Valente, M. A.;
Sombra, A. S. B.

Publication type:

Article

Microwave Dielectric Properties of BiNbO4 Ceramics.

Published in:

PIERS Proceedings, 2015, p. 65

By:

Ferreira, C. S.;
Graça, M. P. F.;
Santos, T.;
Costa, L. C.

Publication type:

Article

Realization of sensible peak shift thermometry from multiple site occupied Eu3+ ions in magnetically frustrated SrGd2O4.

Published in:

Journal of Materials Science, 2022, v. 57, n. 18, p. 8530, doi. 10.1007/s10853-022-07034-w

By:

Pavani, K.;
Jamalaiah, B. C.;
Neves, A. J.;
Soares, M. J.;
Shim, J.;
Nagajyothi, P. C.;
J.B.Pinto, Ricardo;
Graça, M. P. F.;
Jakka, S. K.

Publication type:

Article

Impedance spectroscopy study of polyester/carbon nanotube composites.

Published in:

Polymer Composites, 2018, v. 39, n. 4, p. 1297, doi. 10.1002/pc.24067

By:

Samir, Z.;
El Merabet, Y.;
Achour, M. E.;
Graça, M. P. F.;
Teixeira, S. Soreto;
Costa, L. C.

Publication type:

Article

Low-Cost Hydroxyapatite Powders from Tilapia Fish.

Published in:

JOM: The Journal of The Minerals, Metals & Materials Society (TMS), 2020, v. 72, n. 4, p. 1435, doi. 10.1007/s11837-019-03998-4

By:

da Cruz, J. A.;
Weinand, W. R.;
Neto, A. M.;
Palácios, R. S.;
Sales, A. J. M.;
Prezas, P. R.;
Costa, M. M.;
Graça, M. P. F.

Publication type:

Article

Exploring Enhanced Structural and Dielectric Properties in Ag-Doped Sr(NiNb) 0.5 O 3 Perovskite Ceramic for Advanced Energy Storage.

Published in:

Ceramics (2571-6131), 2024, v. 7, n. 3, p. 958, doi. 10.3390/ceramics7030062

By:

Tayari, Faouzia;
Benamara, Majdi;
Lal, Madan;
Essid, Manel;
Thakur, Priyanka;
Kumar, Deepak;
Teixeira, S. Soreto;
Graça, M. P. F.;
Nassar, Kais Iben

Publication type:

Article

AC conductivity analysis and dielectric relaxation behavior of (C6H20N3)BiBr6.H2O.

Published in:

Journal of Physical Organic Chemistry, 2015, v. 28, n. 11, p. 674, doi. 10.1002/poc.3470

By:

Elfaleh, Nizar;
Chouaib, H.;
Kamoun, S.;
Graça, M. P. F.

Publication type:

Article