Found: 48

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  • EFFECT OF IMPURITIES ON THE DIELECTRIC PROPERTIES OF OLEIC ACID.

    Published in:
    Journal of Advanced Dielectrics, 2012, v. 2, n. 3, p. -1, doi. 10.1142/S2010135X12500142
    By:
    • DE SOUSA, F. F.;
    • FREIRE, P. T. C.;
    • FILHO, J. MENDES;
    • OLIVEIRA, A. C.;
    • LONGHINOTTI, E.;
    • DE VASCONCELOS, P. H. M.;
    • SARAIVA, G. D.;
    • MOREIRA, S. G. C.;
    • ALCANTARA, P.
    Publication type:
    Article

  • Mo-doped WO3 nanowires for adsorbing methylene blue dye from wastewater.

    Published in:
    Journal of Materials Science, 2020, v. 55, n. 15, p. 6429, doi. 10.1007/s10853-020-04472-2
    By:
    • Silveira, J. V.;
    • Moraes, E. C.;
    • Moura, J. V. B.;
    • Ghosh, A.;
    • Senna, C. A.;
    • Archanjo, B. S.;
    • Vasconcelos, T. L.;
    • Souza Filho, A. G.;
    • Freire, P. T. C.;
    • Luz-Lima, C.
    Publication type:
    Article

  • Characterization of CoFe2O4, NiFe2O4, and ZnFe2O4 Nanoparticles Synthesized by a Proteic Sol-gel Method.

    Published in:
    Journal of Superconductivity & Novel Magnetism, 2021, v. 34, n. 11, p. 2845, doi. 10.1007/s10948-021-05968-x
    By:
    • Pereira, M. S.;
    • Vasconcelos, V. M. R.;
    • Palácio, M. P. S.;
    • Oliveira, F. G. S.;
    • Santos, L. P. M.;
    • Vasconcelos, D. L. M.;
    • Freire, P. T. C.;
    • Vasconcelos, I. F.
    Publication type:
    Article

  • Synthesis and properties of Sn<sub>1−x</sub>Fe<sub>x</sub>O<sub>2</sub> nanoparticles obtained by a proteic sol-gel method.

    Published in:
    Journal of Nanoparticle Research, 2018, v. 20, n. 8, p. 1, doi. 10.1007/s11051-018-4316-1
    By:
    • Pereira, M. S.;
    • Ribeiro, T. S.;
    • Lima, F. A. S.;
    • Santos, L. P. M.;
    • Silva, C. B.;
    • Freire, P. T. C.;
    • Vasconcelos, I. F.
    Publication type:
    Article

  • Pressure-induced structural transformations in In<sub>2-x</sub>Y<sub>x</sub>(MoO<sub>4</sub>)<sub>3</sub> systems.

    Published in:
    Journal of Raman Spectroscopy, 2016, v. 47, n. 3, p. 350, doi. 10.1002/jrs.4814
    By:
    • Mendonça, R.;
    • Paraguassu, W.;
    • Mendes Filho, J.;
    • Marinkovic, B. A.;
    • Souza Filho, A. G.;
    • Maczka, M.;
    • Freire, P. T. C.
    Publication type:
    Article

  • Pressure-induced phase transitions in palmitic acid: C form.

    Published in:
    Journal of Raman Spectroscopy, 2012, v. 43, n. 1, p. 146, doi. 10.1002/jrs.2980
    By:
    • de Sousa, F. F.;
    • Saraiva, G. D.;
    • Freire, P. T. C.;
    • Lima, J. A.;
    • Alcantara, P.;
    • Melo, F. E. A.;
    • Mendes Filho, J.
    Publication type:
    Article

  • Raman and IR studies of BaBi.

    Published in:
    Journal of Raman Spectroscopy, 2011, v. 42, n. 6, p. 1282, doi. 10.1002/jrs.2858
    By:
    • Ma̧czka, M.;
    • de Sousa Pinheiro, G.;
    • Hermanowicz, K.;
    • Freire, P. T. C.;
    • Hanuza, J.
    Publication type:
    Article

  • Temperature-dependent Raman scattering studies on Na.

    Published in:
    Journal of Raman Spectroscopy, 2011, v. 42, n. 5, p. 1114, doi. 10.1002/jrs.2836
    By:
    • Saraiva, G. D.;
    • Paraguassu, W.;
    • Maczka, M.;
    • Freire, P. T. C.;
    • de Sousa, F. F.;
    • Mendes Filho, J.
    Publication type:
    Article

  • Temperature-induced phase transformations in Na.

    Published in:
    Journal of Raman Spectroscopy, 2011, v. 42, n. 4, p. 799, doi. 10.1002/jrs.2759
    By:
    • Lima, C. Luz;
    • Saraiva, G. D.;
    • Freire, P. T. C.;
    • Maczka, M.;
    • Paraguassu, W.;
    • de Sousa, F. F.;
    • Mendes Filho, J.
    Publication type:
    Article

  • Vibrational properties of Cs.

    Published in:
    Journal of Raman Spectroscopy, 2011, v. 42, n. 3, p. 474, doi. 10.1002/jrs.2737
    By:
    • da Silva, K. Pereira;
    • Paraguassu, W.;
    • Maczka, M.;
    • Filho, A. G. Souza;
    • Freire, P. T. C.;
    • Filho, J. Mendes;
    • Hanuza, J.
    Publication type:
    Article

  • Temperature-dependent Raman scattering of KDP:Mn (0.9% weight of Mn) crystal.

    Published in:
    Journal of Raman Spectroscopy, 2010, v. 41, n. 10, p. 1318, doi. 10.1002/jrs.2592
    By:
    • Remédios, C. M. R.;
    • Paraguassu, W.;
    • Saraiva, G. D.;
    • Pereira, D. P.;
    • de Oliveira, P. C.;
    • Freire, P. T. C.;
    • Mendes-Filho, J.;
    • Melo, F. E. A.;
    • dos Santos, A. O.
    Publication type:
    Article

  • Low-temperature Raman spectra of racemate.

    Published in:
    Journal of Raman Spectroscopy, 2010, v. 41, n. 7, p. 808, doi. 10.1002/jrs.2507
    By:
    • Lima, J. A.;
    • Freire, P. T. C.;
    • Melo, F. E. A.;
    • Filho, J. Mendes;
    • De Sousa, G. P.;
    • Lima, R. J. C.;
    • Façanha Filho, P. F.;
    • Bordallo, H. N.
    Publication type:
    Article

  • Raman spectroscopy study of Na.

    Published in:
    Journal of Raman Spectroscopy, 2010, v. 41, n. 5, p. 576, doi. 10.1002/jrs.2468
    By:
    • Luz-Lima, C.;
    • Saraiva, G. D.;
    • Filho, A. G. Souza;
    • Paraguassu, W.;
    • Freire, P. T. C.;
    • Mendes Filho, J.
    Publication type:
    Article

  • Characterization of a crystal grown from Ocimum Basilicum leaves and branches.

    Published in:
    Crystal Research & Technology, 2004, v. 39, n. 10, p. 864
    By:
    • R. J. C. Lima;
    • E. M. Diniz;
    • R. S. G. Oléa;
    • J. M. Sasaki;
    • J. Mendes Filho;
    • P. T. C. Freire;
    • F. M. Pontes;
    • E. R. Leite;
    • E. Longo
    Publication type:
    Article

  • Spectroscopic Characterization of Eoholocene Bones Found in a Cave in Northeast Brazil.

    Published in:
    Journal of Spectroscopy, 2018, p. 1, doi. 10.1155/2018/5039198
    By:
    • Oliveira, P. V.;
    • Viana, M. S. S.;
    • Barros, O. A.;
    • Freire, P. T. C.;
    • Bezerra, F. I.;
    • Gusmão, S. B. S.;
    • Viana, B. C.;
    • Silva, J. H.
    Publication type:
    Article

  • Evidence for a new structure in a mixed metal sulphate system by EXAFS.

    Published in:
    XRS: X-ray Spectrometry, 2002, v. 31, n. 2, p. 162, doi. 10.1002/xrs.541
    By:
    • Lima, R. J. C.;
    • Sasaki, J. M.;
    • Ayala, A. P.;
    • Freire, P. T. C.;
    • Guedes, I.;
    • Melo, F. E. A.;
    • Mendes-Filho, J.;
    • Valerio, M. E. G.;
    • Macedo, Z. S.;
    • de Lima, J. F.;
    • Mastelaro, V. R.
    Publication type:
    Article

  • Lattice dynamics and low-temperature Raman spectroscopy studies of PMN-PT relaxors.

    Published in:
    Journal of Raman Spectroscopy, 2009, v. 40, n. 9, p. 1144, doi. 10.1002/jrs.2247
    By:
    • Lima, J. A.;
    • Paraguassu, W.;
    • Freire, P. T. C.;
    • Souza Filho, A. G.;
    • Paschoal, C. W. A.;
    • Filho, J. Mendes;
    • Zanin, A. L.;
    • Lente, M. H.;
    • Garcia, D.;
    • Eiras, J. A.
    Publication type:
    Article

  • High-pressure Raman spectra of deuterated.

    Published in:
    Journal of Raman Spectroscopy, 2009, v. 40, n. 8, p. 958, doi. 10.1002/jrs.2209
    By:
    • Gonçalves, R. O.;
    • Freire, P. T. C.;
    • Bordallo, H. N.;
    • Lima, J. A.;
    • Melo, F. E. A.;
    • Filho, J. Mendes;
    • Argyriou, D. N.;
    • Lima, R. J. C.
    Publication type:
    Article

  • Pressure-induced phase transitions in L-leucine crystal.

    Published in:
    Journal of Raman Spectroscopy, 2009, v. 40, n. 1, p. 46, doi. 10.1002/jrs.2071
    By:
    • Façanha Filho, P. F.;
    • Freire, P. T. C.;
    • Melo, F. E. A.;
    • Lemos, V.;
    • Mendes Filho, J.;
    • Pizani, P. S.;
    • Rossatto, D. Z.
    Publication type:
    Article

  • High pressure Raman spectra of.

    Published in:
    Journal of Raman Spectroscopy, 2008, v. 39, n. 10, p. 1356, doi. 10.1002/jrs.2005
    By:
    • Lima, J. A.;
    • Freire, P. T. C.;
    • Melo, F. E. A.;
    • Lemos, V.;
    • Mendes Filho, J.;
    • Pizani, P. S.
    Publication type:
    Article

  • Temperature-dependent Raman scattering studies of Na.

    Published in:
    Journal of Raman Spectroscopy, 2008, v. 39, n. 7, p. 937, doi. 10.1002/jrs.1942
    By:
    • Saraiva, G. D.;
    • Paraguassu, W.;
    • Maczka, M.;
    • Freire, P. T. C.;
    • Lima, J. A.;
    • Paschoal, C. W. A.;
    • Mendes Filho, J.;
    • Souza Filho, A. G.
    Publication type:
    Article

  • Vibrational spectroscopy of the seselin crystal.

    Published in:
    Journal of Raman Spectroscopy, 2007, v. 38, n. 12, p. 1615, doi. 10.1002/jrs.1833
    By:
    • Bento, R. R. F.;
    • Freire, P. T. C.;
    • Lemos, V.;
    • Teixeira, A. M. R.;
    • Lima, R. J. C.;
    • de Oliveira, M. C. F.;
    • Mafezoli, J.;
    • Mourão, G. M. M. S.;
    • Pontes, F. M.
    Publication type:
    Article

  • High-temperature Raman spectroscopy of monohydrated.

    Published in:
    Journal of Raman Spectroscopy, 2006, v. 37, n. 12, p. 1393, doi. 10.1002/jrs.1555
    By:
    • Bento, I. C. V.;
    • Freire, P. T. C.;
    • Bento, R. R. F.;
    • Lemos, V.;
    • Melo, F. E. A.;
    • Filho, J. Mendes;
    • Pizani, P. S.;
    • Moreno, A. J. D.
    Publication type:
    Article

  • Raman spectra of.

    Published in:
    Journal of Raman Spectroscopy, 2006, v. 37, n. 11, p. 1296, doi. 10.1002/jrs.1553
    By:
    • Almeida, F. M.;
    • Freire, P. T. C.;
    • Lima, R. J. C.;
    • Remédios, C. M. R.;
    • Mendes Filho, J.;
    • Melo, F. E. A.
    Publication type:
    Article

  • Raman scattering of.

    Published in:
    Journal of Raman Spectroscopy, 2005, v. 36, n. 11, p. 1076, doi. 10.1002/jrs.1410
    By:
    • Lima, J. A.;
    • Freire, P. T. C.;
    • Lima, R. J. C.;
    • Moreno, A. J. D.;
    • Mendes Filho, J.;
    • Melo, F. E. A.
    Publication type:
    Article

  • Phonon calculation on olivine-like LiMPO.

    Published in:
    Journal of Raman Spectroscopy, 2005, v. 36, n. 3, p. 213, doi. 10.1002/jrs.1278
    By:
    • Paraguassu, W.;
    • Freire, P. T. C.;
    • Lemos, V.;
    • Lala, S. M.;
    • Montoro, L. A.;
    • Rosolen, J. M.
    Publication type:
    Article

  • Pressure-induced phase transitions in antiferroelectric CsBi(MoO.

    Published in:
    Journal of Raman Spectroscopy, 2005, v. 36, n. 1, p. 56, doi. 10.1002/jrs.1270
    By:
    • Ma̧aczka, M.;
    • Paraguassu, W.;
    • Souza Filho, A. G.;
    • Freire, P. T. C.;
    • Melo, F. E. A.;
    • Mendes Filho, J.;
    • Hanuza, J.
    Publication type:
    Article

  • Temperature-dependent Raman spectra of K.

    Published in:
    Journal of Raman Spectroscopy, 2005, v. 36, n. 1, p. 28, doi. 10.1002/jrs.1262
    By:
    • Lima, R. J. C.;
    • Paraguassu, W.;
    • Freire, P. T. C.;
    • Sasaki, J. M.;
    • Melo, F. E. A.;
    • Mendes Filho, J.;
    • Lanfredi, S.
    Publication type:
    Article

  • Raman spectra of L-histidine hydrochloride monohydrate crystal.

    Published in:
    Journal of Raman Spectroscopy, 2004, v. 35, n. 3, p. 242, doi. 10.1002/jrs.1142
    By:
    • J. L. B. Faria;
    • F. M. Almeida;
    • O. Pilla;
    • F. Rossi;
    • J. M. Sasaki;
    • F. E. A. Melo;
    • J. Mendes Filho;
    • P. T. C. Freire
    Publication type:
    Article

  • Low-temperature Raman spectra of monohydrated L-asparagine crystals.

    Published in:
    Journal of Raman Spectroscopy, 2004, v. 35, n. 3, p. 236, doi. 10.1002/jrs.1141
    By:
    • A. J. D. Moreno;
    • P. T. C. Freire;
    • F. E. A. Melo;
    • J. Mendes Filho;
    • M. A. M. Nogueira;
    • J. M. A. Almeida;
    • M. A. R. Miranda;
    • C. M. R. Remédios;
    • J. M. Sasaki
    Publication type:
    Article

  • Low-temperature Raman spectra of Sr<sub>0.66</sub>Ba<sub>0.34</sub>Nb<sub>2</sub>O<sub>6</sub> single-crystal fibers.

    Published in:
    Journal of Raman Spectroscopy, 2003, v. 34, n. 10, p. 826, doi. 10.1002/jrs.1059
    By:
    • J. L. B. Faria;
    • P. T. C. Freire;
    • A. P. Ayala;
    • F. E. A. Melo;
    • J. Mendes Filho;
    • C. W. A. Paschoal;
    • I. A. Santos;
    • J. A. Eiras
    Publication type:
    Article

  • Pressure- and temperature-dependent Raman studies of KNbW.

    Published in:
    Journal of Raman Spectroscopy, 2003, v. 34, n. 3, p. 199, doi. 10.1002/jrs.975
    By:
    • Mączka, M.;
    • Souza Filho, A. G.;
    • Freire, P. T. C.;
    • Mendes Filho, J.;
    • Kojima, S.;
    • Hanuza, J.;
    • Majchrowski, A.
    Publication type:
    Article

  • Temperature-dependent Raman study of.

    Published in:
    Journal of Raman Spectroscopy, 2002, v. 33, n. 8, p. 625, doi. 10.1002/jrs.890
    By:
    • Lima, R. J. C.;
    • Freire, P. T. C.;
    • Sasaki, J. M.;
    • Melo, F. E. A.;
    • Mendes Filho, J.
    Publication type:
    Article

  • Temperature-dependent Raman scattering studies in NaNbO.

    Published in:
    Journal of Raman Spectroscopy, 2002, v. 33, n. 8, p. 669, doi. 10.1002/jrs.897
    By:
    • Lima, R. J. C.;
    • Freire, P. T. C.;
    • Sasaki, J. M.;
    • Ayala, A. P.;
    • Melo, F. E. A.;
    • Mendes Filho, J.;
    • Serra, K. C.;
    • Lanfredi, S.;
    • Lente, M. H.;
    • Eiras, J. A.
    Publication type:
    Article

  • Monoclinic-orthorhombic phase transition in Ba.

    Published in:
    Journal of Raman Spectroscopy, 2002, v. 33, n. 1, p. 37, doi. 10.1002/jrs.808
    By:
    • Paschoal, C. W. A.;
    • Ayala, A. P.;
    • Guedes, I.;
    • Freire, P. T. C.;
    • Melo, F. E. A.;
    • Mendes Filho, J.;
    • Leyva, A. G.;
    • Polla, G.;
    • Vega, D.;
    • Perazzo, P. K.
    Publication type:
    Article

  • Temperature dependent Raman scattering studies in CsLiSO.

    Published in:
    Journal of Raman Spectroscopy, 2001, v. 32, n. 12, p. 1046, doi. 10.1002/jrs.797
    By:
    • Lima, R. J. C.;
    • Freire, P. T. C.;
    • Sasaki, J. M.;
    • Ayala, A. P.;
    • Melo, F. E. A.;
    • Filho, J. Mendes;
    • Hernandes, A. C.
    Publication type:
    Article

  • Temperature-dependent Raman study of taurine single crystal.

    Published in:
    Journal of Raman Spectroscopy, 2001, v. 32, n. 9, p. 751, doi. 10.1002/jrs.739
    By:
    • Lima, R. J. C.;
    • Freire, P. T. C.;
    • Sasaki, J. M.;
    • Melo, F. E. A.;
    • Mendes Filho, J.;
    • Moreira, R. L.
    Publication type:
    Article

  • Pressure Raman spectra of LiK.

    Published in:
    Journal of Raman Spectroscopy, 2001, v. 32, n. 8, p. 689, doi. 10.1002/jrs.726
    By:
    • Teixeira, A. M. R.;
    • Freire, P. T. C.;
    • Sasaki, J. M.;
    • Mendes Filho, J.;
    • Melo, F. E. A.;
    • Lemos, V.
    Publication type:
    Article

  • Phase transition in WO.

    Published in:
    Journal of Raman Spectroscopy, 2001, v. 32, n. 8, p. 695, doi. 10.1002/jrs.727
    By:
    • Filho, A. G. Souza;
    • Filho, J. Mendes;
    • Freire, V. N.;
    • Ayala, A. P.;
    • Sasaki, J. M.;
    • Freire, P. T. C.;
    • Melo, F. E. A.;
    • Julião, J. F.;
    • Gomes, U. U.
    Publication type:
    Article

  • High-pressure Raman study of taurine crystal.

    Published in:
    Journal of Raman Spectroscopy, 2001, v. 32, n. 1, p. 27, doi. 10.1002/1097-4555(200101)32:1&lt;27::AID-JRS662&gt;3.0.CO;2-H
    By:
    • Lima, R. J. C.;
    • Teixeira, A. M. R.;
    • Freire, P. T. C.;
    • Sasaki, J. M.;
    • Ayala, A. P.;
    • Melo, F. E. A.;
    • Mendes Filho, J.
    Publication type:
    Article

  • Metastable ferroelectric phase in potassium dihydrogen phosphate induced by a static electric field.

    Published in:
    Journal of Raman Spectroscopy, 2000, v. 31, n. 10, p. 915, doi. 10.1002/1097-4555(200010)31:10&lt;915::AID-JRS617&gt;3.0.CO;2-S
    By:
    • Varela, A. T.;
    • Melo, F. E. A.;
    • Barbosa Neto, N. M.;
    • Freire, P. T. C.;
    • Guedes, I.;
    • Sasaki, J. M.;
    • Mendes Filho, J.
    Publication type:
    Article

  • Vibrational spectra of Ba.

    Published in:
    Journal of Raman Spectroscopy, 2000, v. 31, n. 6, p. 491, doi. 10.1002/1097-4555(200006)31:6&lt;491::AID-JRS562&gt;3.0.CO;2-U
    By:
    • Ayala, A. P.;
    • Henriques Neto, J. M.;
    • Paschoal, C. W. A.;
    • Guedes, I.;
    • Sasaki, J. M.;
    • Freire, P. T. C.;
    • Melo, F. E. A.;
    • Mendes Filho, J.;
    • Leyva, A. G.;
    • Polla, G.;
    • Vega, D.;
    • Perazzo, P. K.
    Publication type:
    Article

  • High-pressure Raman spectra of.

    Published in:
    Journal of Raman Spectroscopy, 2000, v. 31, n. 6, p. 519, doi. 10.1002/1097-4555(200006)31:6&lt;519::AID-JRS567&gt;3.0.CO;2-X
    By:
    • Silva, B. L.;
    • Freire, P. T. C.;
    • Melo, F. E. A.;
    • Filho, J. Mendes;
    • Pimenta, M. A.;
    • Dantas, M. S. S.
    Publication type:
    Article

  • Raman spectroscopy study of high B.

    Published in:
    Journal of Raman Spectroscopy, 1999, v. 30, n. 7, p. 525, doi. 10.1002/(SICI)1097-4555(199907)30:7&lt;525::AID-JRS412&gt;3.0.CO;2-O
    By:
    • Filho, A. G. Souza;
    • Guedes, I.;
    • Freire, P. T. C.;
    • Filho, J. Mendes;
    • Custódio, M. C. C.;
    • Lebullenger, R. M.;
    • Hernandes, A. C.
    Publication type:
    Article

  • X-ray and temperature polarized Raman spectroscopic characterization of the LiNa.

    Published in:
    Journal of Raman Spectroscopy, 1999, v. 30, n. 4, p. 289, doi. 10.1002/(SICI)1097-4555(199904)30:4&lt;289::AID-JRS375&gt;3.0.CO;2-F
    By:
    • Mendes-Filho, J.;
    • Paiva, R. O.;
    • Freire, P. T. C.;
    • Melo, F. E. A.;
    • Guedes, I.;
    • Sasaki, J. M.;
    • Castellano, E. E.;
    • Zukerman-Schpector, J.
    Publication type:
    Article

  • Structural phase transitions in RbLiSO.

    Published in:
    Journal of Raman Spectroscopy, 1993, v. 24, n. 3, p. 133, doi. 10.1002/jrs.1250240304
    By:
    • Lemos, V.;
    • Camargo, F.;
    • Hernandes, A. C.;
    • Freire, P. T. C.
    Publication type:
    Article

  • Stability of the crystal structure of L-valine under high pressure.

    Published in:
    Physica Status Solidi (B), 2009, v. 246, n. 3, p. 553, doi. 10.1002/pssb.200880523
    By:
    • da Silva, J. Hermínio;
    • Lemos, V.;
    • Freire, P. T. C.;
    • Melo, F. E. A.;
    • Filho, J. Mendes;
    • Lima, J. A.;
    • Pizani, P. S.
    Publication type:
    Article

  • Pressure effects on surfactant solubilized single-wall carbon nanotubes.

    Published in:
    Physica Status Solidi (B), 2007, v. 244, n. 1, p. 105, doi. 10.1002/pssb.200672569
    By:
    • Freire, P. T. C.;
    • Lemos, V.;
    • Lima, J. A.;
    • Saraiva, G. D.;
    • Pizani, P. S.;
    • Nascimento, R. O.;
    • Ricardo, N. M. P. S.;
    • Mendes Filho, J.;
    • Souza Filho, A. G.
    Publication type:
    Article