Publications
2024
Tuning the spontaneous exchange bias effect in La1.5Sr0.5CoMnO6 with sintering temperature, C. Macchiutti, J. R. Jesus, F. B. Carneiro, L. Bufaiçal, R. A. Klein, Q. Zhang, M. Kirkham, C. M. Brown, R. D. dos Reis, G. Perez, and E. M. Bittar, Physical Review Materials 8, 044408 (2024).
Study of the d-f magnetic interaction in V-doped RCrO4 (Rdouble bondTb, Dy, Er and Yb) compounds, A. C. B. Jesus, M. H. Carvalho, J. R. Jesus, S. G. Mercena, P. G. Pagliuso, E. M. Bittar, J. G. S. Duque, and C. T. Meneses, Solid State Sciences 147, 107402 (2024).
2023
3d and 5d electronic structures and orbital hybridization in Baand Ca-doped La2CoIrO6 double perovskites, J. R. L. Mardegan, L. S. I. Veiga, T. Pohlmann, S. S. Dhesi, S. Francoual, J. R. Jesus, C. Macchiutti, E. M. Bittar, and L. Bufaiçal, Physical Reveiw B 107, 214427 (2023).
Y-Substitution effects in the crystal field of the trigonal YxRE1−xNi3Ga9 (RE = Tb, Dy, and Ho), E .C. Mendonça, C. B. R. Jesus, J. G. S. Duque, D. J. Garcia, E. M. Bittar, J. C. Souza, and P. G. Pagliuso, Journal of Alloys and Compounds 947, 169459 (2023).
The Co2+-Ir5+ orbital hybridization in LaCaCoIrO6 double perovskite, L. Bufaiçal, L. S. I. Veiga, J. R. L. Mardegan, T. Pohlmann, S. Francoual, S. S. Dhesi, M. B. Fontes, E. M. Bittar, Journal of Magnetism and Magnetic Materials 587, 171276 (2023).
Evidence of re-entrant spin-glass behavior in the GdAgGa compound, J. K. P. França, D. C. dos Reis, H. Fabrelli, E. M. Bittar, A. O. dos Santos, and L. M. da Silva, Applied Physics A 129, 437 (2023).
Structural transitions and spontaneous exchange bias in La2−xBaxCoMnO6 series, H. Fabrelli, A. G. Silva, M. Boldrin, L. Bufaiçal, and E. M. Bittar, Journal of Solid State Chemistry 322, 123944 (2023).
Coexistence of positive and negative exchange bias effect in Pr-doped NdCrO3 samples, C. C. S.Barbosa, J. R. Jesus, E. M. Bittar, L. Mendonça-Ferreira, S. G. Mercena, M. H. Carvalho, P. G. Pagliuso, J. G. S. Duque, and C. T.Meneses, Journal of Alloys and Compounds 939, 168629 (2023).
2022
Vibrational and structural properties of the RFe4Sb12 (R = Na, K, Ca, Sr, Ba) filled skutterudites, J. G. de Abrantes, M. R. Cantarino, W. R. da Silva Neto, V. V. Freire, A. G. Figueiredo, T. M. Germano, B. Mounssef, Jr., E. M. Bittar, A. Leithe-Jasper, and F. A. Garcia, Physical Review Materials 6, 085403 (2022).
Structural, electronic and magnetic properties of La1.5Ca0.5(Co0.5Fe0.5)IrO6 double perovskite, L. Bufaiçal, M. A. V. Heringer, J. R. Jesus, A. Caytuero, C. Macchiutti, E. M. Bittar, and E. Baggio-Saitovitch, Journal of Magnetism and Magnetic Materials 556, 169408 (2022).
The spontaneous exchange bias effect in La2−𝑥Ca𝑥CoMnO6 series, J. R. Jesus, L. Bufaiçal, and E. M. Bittar, Journal of Magnetism and Magnetic Materials 556, 169402 (2022).
Structural, thermal, electronic, vibrational, magnetic, and cytotoxic properties of chloro(glycinato-N,O)(1,10-phenanthroline-N,N′)‑copper(II) trihydrate coordination complex, J. G. de Oliveira Neto, J. G. Silva Filho, E. M. Bittar, L. M. Silva, F. F. de Sousa, H V. Domingos, L. V. Costa-Lotufo, A. S. Reis, and A. O. dos Santos, Journal of Inorganic Biochemistrys 226, 111658 (2022).
2021
Absence of zero-field-cooled exchange bias effect in single crystalline La2-xAxCoMnO6 (A = Ca, Sr) compounds, C. Macchiutti, J. R. Jesus, F. B. Carneiro, L. Bufaiçal, M. Ciomaga Hatnean, G. Balakrishnan, and E. M. Bittar, Physical Review Materials 5, 094402 (2021).
Non-magnetic ions doping effects in the magnetic properties of zircon-type GdCrO4 compound, A. C. B. Jesus, J. R. Jesus, E. M. Bittar, J. G. S. Duque, and C. T. Meneses, Journal of Magnetism and Magnetic Materials 553, 167953 (2021).
2020
Tuning the spontaneous exchange bias effect with Ba to Sr partial substitution in La1.5(Sr0.5-xBax)CoMnO6, M. Boldrin, A. G. Silva, L. T. Coutrim, J. R. Jesus, C. Macchiutti, E. M. Bittar, and L. Bufaiçal, Applied Physics Letters 117, 212402 (2020).
Effect of structural and magnetic disorder on the 3d-5d exchange interactions in La2-xCaxCoIrO6, L. Bufaiçal, E. Sadrollahi, F. J. Litterst, D. Rigitano, E. Granado, L. T. Coutrim, E. B. Araújo, M. B. Fontes, E. Baggio-Saitovitch, and E. M. Bittar, Physical Review B 102, 024436 (2020).
Unveiling charge density wave quantum phase transitions by x-ray diffraction, F. B. Carneiro, L. S. I. Veiga, J. R. L. Mardegan, R. Khan, C. Macchiutti , A. López , and E. M. Bittar, Physical Review B 101, 195135 (2020).
Possible quantum fluctuations in the vicinity of the quantum critical point of (Sr,Ca)3Ir4Sn13 revealed by high-energy x-ray diffraction, L. S. I. Veiga, J. R. L. Mardegan, M. v. Zimmermann, D. T. Maimone, F. B. Carneiro, M. B. Fontes, J. Strempfer, E. Granado, P. G. Pagliuso, and E. M. Bittar, Physical Review B 101, 104511 (2020).
A phenomenological model for the spontaneous exchange bias effect, L. Bufaiçal, L.T. Coutrim, E.M. Bittar, and F. Garcia, Journal of Magnetism and Magnetic Materials 512, 167048 (2020).
2019
Zero-field-cooled exchange bias effect in phase-segregated La2-xAxCoMnO6-δ (A = Ba,Ca,Sr; x = 0, 0.5), L. T. Coutrim, D. Rigitano, C. Macchiutti, T. J. A. Mori, R. Lora-Serrano, E. Granado, E. Sadrollahi, F. J. Litterst, M. B. Fontes, E. Baggio-Saitovitch, E. M. Bittar, and L. Bufaiçal, Physical Review B 100, 054428 (2019).
Hard x-ray spectroscopy of the itinerant magnets RFe4Sb12 (R=Na, K, Ca, Sr, Ba), B. Mounssef, Jr., M. R. Cantarino, E. M. Bittar, T. M. Germano, A. Leithe-Jasper, and F. A. Garcia, Physical Review B 99, 035152 (2019).
Pressure effects on the structural and superconducting transitions in La3Co4Sn13, L. Mendonça-Ferreira, F. B. Carneiro, M. B. Fontes, E. Baggio-Saitovitch, L. S. I. Veiga, J. R. L. Mardegan, J. Strempfer, M. M. Piva, P. G. Pagliuso, R. D. dos Reis, and E. M. Bittar, Journal of Alloys and Compounds 773, 34 (2019).
2018
Hydrogen-induced metallization on the ZnO(0001) surface, W. S. Silva, C. Stiehler, E. A. Soares, E. M. Bittar, J. C. Cezar, H. Kuhlenbeck, H.-J. Freund, E. Cisternas, and F. Stavale, Physical Review B 98, 155416 (2018).
Influence of spin glass-like magnetic relaxation on the zero-field-cooled exchange bias effect, L. T. Coutrim, E. M. Bittar, F. Garcia, and L. Bufaiçal, Physical Review B 98, 064426 (2018).
The effect of pressure on La1.5Ca0.5CoIrO6 re-entrant spin-glass, L. T. Coutrim, E. M. Bittar, L. Mendonça-Ferreira, and L. Bufaiçal, Journal of Magnetism and Magnetic Materials 458, 105 (2018).
Antiferromagnetic exchange weakening in the TbRhIn5 intermetallic system with Y-substitution, R. P. Amaral, R. Lora-Serrano, D. J. Garcia, W. A. Iwamoto, D. Betancourth, J. M. Cadogan, S. Muñoz-Pérez, M. Avdeev, R. Cobas-Acosta, E. M. Bittar, J. G. S. Duque, and P. G. Pagliuso, Intermetallics 98, 161 (2018).
2017
Spin glass-like properties and exchange bias in La1.5Sr0.5CoIrO6, L. T. Coutrim, E. M. Bittar, E. Baggio-Saitovitch, and L. Bufaiçal, Journal of Magnetism and Magnetic Materials 441, 243 (2017).
Training-induced inversion of spontaneous exchange bias field on La1.5Ca0.5CoMnO6, L. Bufaiçal, R. Finkler, L. T. Coutrim, P. G. Pagliuso, C. Grossi, F. Stavale, E. Baggio-Saitovitch, and E. M. Bittar, Journal of Magnetism and Magnetic Materials 433, 271 (2017).
The Influence of temperature and applied magnetic field on the exchange bias effect of La1.5Ca0.5CoIrO6, L. T. Coutrim, E. M. Bittar, E. Baggio-Saitovitch, and L. Bufaiçal, Journal of Magnetism and Magnetic Materials 428, 70 (2017).
Crystal field effects in the intermetallic RNi3Ga9 (R=Tb, Dy, Ho, and Er) compounds, L. S. Silva, S. G. Mercena, D. J. Garcia, E. M. Bittar, C. B. R. Jesus, P. G. Pagliuso, R. Lora-Serrano, C. T. Meneses, and J. G. S. Duque, Physical Review B 95, 134434 (2017).
Magnetic order of intermetallic FeGa3−yGey studied by μSR and 57Fe Mössbauer spectroscopy, J. Munevar, M. Cabrera-Baez, M. Alzamora, J. Larrea, E. M. Bittar, E. Baggio-Saitovitch, F. J. Litterst, R. A. Ribeiro, M. A. Avila, and E. Morenzoni, Physical Review B 95, 125138 (2017).
2016
Physical properties of Sr2FeIrO6 and Sr1.2La0.8FeIrO6 double perovskites obtained by a new synthesis route, L. Bufaiçal, L. T. Coutrim, T. O. Santos, H. Terashita, C. B. R. Jesus, P. G. Pagliuso, and E. M. Bittar, Materials Chemistry and Physics 182, 459 (2016).
Compensation temperatures and exchange bias in La1.5Ca0.5CoIrO6, L. T. Coutrim, E. M. Bittar, F. Stavale, F. Garcia, E. Baggio-Saitovitch, M. Abbate, R. J. O. Mossanek, H. P. Martins, D. Tobia, P. G. Pagliuso, and L. Bufaiçal, Physical Review B 93, 174406 (2016).
XDS: a flexible beamline for X-ray diffraction and spectroscopy at the Brazilian synchrotron, F. A. Lima, M. E. Saleta, R. J. S. Pagliuca, M. A. Eleotério, R. D. Reis, J. Fonseca Júnior, B. Meyer, E. M. Bittar, N. M. Souza-Neto, and E. Granado, Journal of Synchrotron Radiation 23, 1538 (2016).
2015
Influence of the Matrix on the Red Emission in Europium Self-Activated Orthoceramics, K. P. F. Siqueira, P. P. Lima, R. A. S. Ferreira, L. D. Carlos, E. M. Bittar, F. M. Matinaga, R. Paniago, K. Krambrock, R. L. Moreira, and A. Dias, Journal of Physical Chemistry C 119, 17825 (2015).
Heavy fermion Ce3Co4Sn13 compound under pressure, J. R. Collave, H. A. Borges, S. M. Ramos, E. N. Hering, M. B. Fontes, E. Baggio-Saitovitch, L. Mendonça-Ferreira, E. M. Bittar, and P. G. Pagliuso, Journal of Applied Physics 117, 17E307 (2015).
Structural and magnetic properties of the La2−xCaxCoIrO6 double perovskite series, L. T. Coutrim, D. C. Freitas, M. B. Fontes, E. Baggio-Saitovitch, E. M. Bittar, E. Granado, P. G. Pagliuso, and L. Bufaiçal, Journal of Solid State Chemistry 221, 373 (2015).
High pressure and high magnetic field studies of the electronic transport properties of the antiferromagnet Eu3Ir4Sn13, L. Mendonça-Ferreira, E. M. Bittar, I. K. E. Bianchi, P. F. S. Rosa, Z. Fisk, and P G Pagliuso, Journal of Physics: Conference Series 592, 012046 (2015).
2014
Lanthanide Orthoantimonate Light Emitters: Structural, Vibrational, and Optical Properties, K. P. F. Siqueira, P. P. Lima, R. A. S. Ferreira, L. D. Carlos, E. M. Bittar, E. Granado, J. C. González, A. Abelenda, R. L. Moreira, and A. Dias, Chemistry of Materials 26, 6351 (2014).
Structural, electronic and magnetic properties of the series of double perovskites (Ca, Sr)2-xLaxFeIrO6, L. Bufaiçal, C. Adriano, R. Lora-Serrano, J. G. S. Duque, L. Mendonça-Ferreira, C. Rojas-Ayala, E. Baggio-Saitovitch, E. M. Bittar, and P. G. Pagliuso, Journal of Solid State Chemistry 212, 23 (2014).
Raman scattering in the magnetically frustrated double perovskite Sr2YRuO6, A. F. García‐Flores, H. Terashita, and E. M. Bittar, R. F. Jardim, and E. Granado, Journal of Raman Spectroscopy 45, 193 (2014).
Electrical resistivity under extreme conditions in the Ce3Ir4Sn13 heavy fermion compound, J. R. Collave, H. A. Borges, S. M. Ramos, E. N. Hering, M. B. Fontes, E. Baggio-Saitovitch, A. Eichler, E. M. Bittar, and P. G. Pagliuso, Solid State Communications 177, 132 (2014).
Synchrotron X-ray diffraction and Raman spectroscopy of Ln3NbO7 (Ln=La, Pr, Nd, Sm-Lu) ceramics obtained by molten-salt synthesis, K. P. F.Siqueira, J. C. Soares, E. Granado, E. M. Bittar, A. M. de Paula, R. L. Moreira, and A. Dias, Journal of Solid State Chemistry 209, 63 (2014).
2013
Synthesis and Characterization of BaFe2As2 Single Crystals Grown by In-flux Technique, T. M. Garitezi, C. Adriano, P. F. S. Rosa, E. M. Bittar, L. Bufaiçal, R. L. de Almeida, E. Granado, T. Grant, Z. Fisk, M. A. Avila, R. A. Ribeiro, P. L. Kuhns, A. P. Reyes, R. R. Urbano, and P. G. Pagliuso, Brazilian Journal of Physics 43, 223 (2013).
Structural Distortion and Magnetic Order in the Intermetallic Eu3Ir4Sn13 Compound, J. R. L. Mardegan , N. Aliouane , L. N. Coelho , O. Agüero , E. M. Bittar , J. C. Lang , P. G. Pagliuso , I. L. Torriani , and C. Giles, IEEE Transactions on Magnetics 49, 4652 (2013).
Crystal structure of fluorite-related Ln3SbO7 (Ln=La–Dy) ceramics studied by synchrotron X-ray diffraction and Raman scattering, K. P. F. Siqueira, R. M. Borges, E. Granado, L. M. Malard, A. M.de Paula, R. L. Moreira, E. M. Bittar, A. Dias, Journal of Solid State Chemistry 203, 326 (2013).
2012
Probing the localized to itinerant behavior of the 4f electron in CeIn3−xSnx by Gd3+ electron spin resonance, E. M. Bittar, C. Adriano, C. Giles, C. Rettori, Z. Fisk, and P. G. Pagliuso, Physical Review B 86, 125108 (2012).
2011
Co-Substitution Effects on the Fe Valence in the BaFe2As2 Superconducting Compound: A Study of Hard X-Ray Absorption Spectroscopy, E. M. Bittar, C. Adriano, T. M. Garitezi, P. F. S. Rosa, L. Mendonça-Ferreira, F. Garcia, G. de M. Azevedo, P. G. Pagliuso, and E. Granado, Physical Review Letters 107, 267402 (2011).
Electron spin resonance study of the LaIn3−xSnx superconducting system, E. M. Bittar, C. Adriano, C. Giles, C. Rettori, Z. Fisk, and P. G. Pagliuso, Journal of Physics: Condensed Matter 23, 455701 (2011).
Pressure and chemical substitution effects in the local atomic structure of BaFe2As2, E. Granado, L. Mendonça-Ferreira, F. Garcia, G. de M. Azevedo, G. Fabbris, E. M. Bittar, C. Adriano, T. M. Garitezi, P. F. S. Rosa, L. F. Bufaiçal, M. A. Avila, H. Terashita, and P. G. Pagliuso, Physical Review B 83, 184508 (2011).
Competing orders in underdoped (Ba1–xKx)Fe2As2, R. R. Urbano, E. L. Green, W. G. Moulton, A. P. Reyes, P. L. Kuhns, E. M. Bittar, C. Adriano, and P. G. Pagliuso, Journal of Physics: Conference Series 273, 012107 (2011).
La doping effects in the coupling between localized and itinerant electronic states in EuFe2As2 probed by Eu2+ ESR, F. A. Garcia, E. M. Bittar, C. Adriano, T. M. Garitezi, C. Rettori , and P. G. Pagliuso, Journal of Physics: Conference Series 273, 012093 (2011).
2010
Residual superconducting phases in the disordered Ce2Rh1−xIrxIn8 alloys, E. N. Hering, H. A. Borges, S. M. Ramos, M. B. Fontes, E. Baggio-Saitovich, M. A. Continentino, E. M. Bittar, L. Mendonça Ferreira, R. Lora-Serrano, F. C. G. Gandra, C. Adriano, P. G. Pagliuso, N. O. Moreno, J. L. Sarrao, and J. D. Thompson, Physical Review B 82, 184517 (2010).
Superconducting Quantum Critical Point in CeCoIn5−xSnx, S. M. Ramos, M. B. Fontes, E. N. Hering, M. A. Continentino, E. Baggio-Saitovich, F. Dinóla Neto, E. M. Bittar, P. G. Pagliuso, E. D. Bauer, J. L. Sarrao, and J. D. Thompson, Physical Review Letters 105, 126401 (2010).
Distinct High-T Transitions in Underdoped Ba1−xKxFe2As2, R. R. Urbano, E. L. Green, W. G. Moulton, A. P. Reyes, P. L. Kuhns, E. M. Bittar, C. Adriano, T. M. Garitezi, L. Bufaiçal, and P. G. Pagliuso, Physical Review Letters 105, 107001 (2010).
Cd doping effects in the heavy-fermion compounds Ce2MIn8 (M=Rh and Ir), C. Adriano, C. Giles, E. M. Bittar, L. N. Coelho, F. de Bergevin, C. Mazzoli, L. Paolasini, W. Ratcliff, R. Bindel, J. W. Lynn, Z. Fisk, and P. G. Pagliuso, Physical Review B 81, 245115 (2010).
Magnetic, thermal, and transport properties of Cd-doped CeIn3, N. Berry, E. M. Bittar, C. Capan, P. G. Pagliuso, and Z. Fisk, Physical Review B 81, 174413 (2010).
Correlation effects in the small gap semiconductor FeGa3, E. M. Bittar, C. Capan, G. Seyfarth, P. G. Pagliuso, and Z. Fisk, Journal of Physics: Conference Series 200, 012014 (2010).
2009
Electron spin resonance (ESR) of Eu2+ in type-I clathrate Eu8Ga16Ge30, L. M. Holanda, J. M. Vargas, C. Rettori, P. G. Pagliuso, E. M. Bittar, M. A. Avila, and T. Takabatake, Physica B: Condensed Matter 404, 3300 (2009).
Electron spin resonance of Gd3+ in the antiferromagnetic heavy fermion CeIn3 and its reference compound LaIn3, E. M. Bittar, J. G. S. Duque, P. A. Venegas, C. Rettori, and P. G. Pagliuso, Physica B: Condensed Matter 404, 2995 (2009).
Field-dependent collective ESR mode in YbRh2Si2, L. M. Holanda, J. G. S. Duque, E. M. Bittar, C. Adriano, P. G. Pagliuso, C. Rettori, R. W. Hu, C. Petrovic, S. Maquilon, Z. Fisk, D. L. Huber, and S. B. Oseroff, Physica B: Condensed Matter 404, 2964 (2009).
Magnetic field dependence and bottlenecklike behavior of the ESR spectra in YbRh2Si2, J. G. S. Duque, E. M. Bittar, C. Adriano, C. Giles, L. M. Holanda, R. Lora-Serrano, P. G. Pagliuso, C. Rettori, C. A. Pérez, Rongwei Hu, C. Petrovic, S. Maquilon, Z. Fisk, D. L. Huber, and S. B. Oseroff, Physical Review B 79, 035122 (2009).
2008
Crystal structure and low temperature physical properties of Ho2CoGa8 intermetallic antiferromagnet, C. Adriano, L. Mendonça-Ferreira, E. M. Bittar, and P. G. Pagliuso, Journal of Applied Physics 103, 07B712 (2008).
Tuning the Pressure-Induced Superconducting Phase in Doped CeRhIn5, L. Mendonça Ferreira, T. Park, V. Sidorov, M. Nicklas, E. M. Bittar, R. Lora-Serrano, E. N. Hering, S. M. Ramos, M. B. Fontes, E. Baggio-Saitovich, Hanoh Lee, J. L. Sarrao, J. D. Thompson, and P. G. Pagliuso, Physical Review Letters 101, 017005 (2008).
Two superconducting phases in the bi-layered alloys Ce2Rh1-xIrxIn8, E. N. Hering, H. A. Borges, S. M. Ramos, M. B. Fontes, E. Baggio-Saitovich, E. M. Bittar, L. Mendonça Ferreira, R. Lora-Serrano, C. Adriano, P. G. Pagliuso, J. L. Sarrao, and J. D. Thompson, Physica B: Condensed Matter 403, 780 (2008).
2007
Pressure–temperature phase diagrams of in-plane doped CeRhIn5, L. Mendonça Ferreira, E. M. Bittar, P. G. Pagliuso, E. N. Hering, S. M. Ramos, H. A. Borges, E. Baggio-Saitovich, E. D. Bauer, J. D. Thompson, and J. L. Sarrao, Physica C: Superconductivity and its Applications 460–462, 672 (2007).
Multiband effects in the electron spin resonance of Gd3+ in the intermediate-valence compound YbAl3 and its reference compound LuAl3, R. R. Urbano, E. M. Bittar, M. A. Pires, L. Mendonça Ferreira, L. Bufaiçal, C. Rettori, P. G. Pagliuso, B. Magill, S. B. Oseroff, J. D. Thompson, and J. L. Sarrao, Physical Review B 75, 045107 (2007).
2006
Antiferromagnetic ordering of divalent Eu in Eu3Ir4Sn13 intermetallic compound, L. Mendonça Ferreira, E. M. Bittar, M. A. Pires, R. R. Urbano, O. Agüero, I. Torriani, C. Rettori, P. G. Pagliuso, A. Malachias, E. Granado, A. Caytuero, and E. Baggio-Saitovich, Physica B: Condensed Matter 384, 332 (2006).
Pressure–temperature–composition phase diagram of Ce2MIn8 (M=Rh,Ir), E. N. Hering, H. A. Borges, S. M. Ramos, M. B. Fontes, E. Baggio Saitovitch, E. M. Bittar, P. G. Pagliuso, N. O. Moreno, J. D. Thompson, and J. L. Sarrao, Physica B: Condensed Matter 378–380, 423 (2006).
Crystal structure and physical properties of Gd3Co4Sn13 intermetallic antiferromagnet, M. A. Pires, L. Mendonça Ferreira, J. G. S. Duque, R. R. Urbano, O. Agüero, I. Torriani, C. Rettori, E. M. Bittar, and P. G. Pagliuso, Journal of Applied Physics 99, 08J311 (2006).
2005
Crystal structure and low-temperature physical properties of R3M4Sn13 (R=Ce,La;M=Ir,Co) intermetallics, C. Israel, E. M. Bittar, O. E. Agüero, R. R. Urbano, C. Rettori, I. Torriani, P. G. Pagliuso, N. O. Moreno, J. D. Thompson, M. F. Hundley, J. L. Sarrao, H. A. Borges, Physica B: Condensed Matter 359–361, 251 (2005).