Browsing by Author Coelho, AA

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PreviewIssue DateTitleAuthor(s)AdvisorType
2013Magnetic properties and magnetocaloric effect of the HoAgGa compoundda Silva, LM; dos Santos, AO; Coelho, AA; Cardoso, LP-Artigo de periódico
2013Magnetic states and valence fluctuations in charge frustrated polycrystalline lutetium ferrite samplesViana, DSF; Garcia, D; Eiras, JA; Olzon-Dionysio, M; Souza, SD; Montanher, DZ; Cotica, LF; Santos, IA; Coelho, AA; Gotardo, RAM-Artigo de periódico
2009Investigation of the first-order metamagnetic transitions and the colossal magnetocaloric effect using a Landau expansion applied to MnAs compoundCarvalho, AMG; Coelho, AA; Gama, S; Gandra, FCG; von Ranke, PJ; de Oliveira, NA-Artigo de periódico
1997On the asymptotic critical behavior of Fe17Dy2, Fe17Ho2 and Fe17Er2 single crystalsCoelho, AA; Mohan, CV; Seeger, M; Kronmuller, H; Gama, S-Artigo de periódico
2011Investigation on the magnetocaloric effect in (Gd,Pr)Al-2 solid solutionsde Sousa, VSR; Carvalho, AMG; Plaza, EJR; Alho, BP; Tedesco, JCG; Coelho, AA; de Oliveira, NA; von Ranke, PJ-Artigo de periódico
2008Irreversibility in cooling and heating processes in the magnetocaloric MnAs and alloysSharma, ALL; Gama, S; Coelho, AA; de Campos, A-Artigo de periódico
2008Isothermal variation of the entropy (Delta S(T)) for the compound Gd(5)Ge(4) under hydrostatic pressureCarvalho, AMG; Coelho, AA; Gama, S; von Ranke, PJ; Alves, CS-Artigo de periódico
2009ISE and fracture toughness evaluation by Vickers hardness testing of an Al3Nb-Nb2Al-AlNbNi in situ compositeRios, CT; Coelho, AA; Batista, WW; Goncalves, MC; Caram, R-Artigo de periódico
2012Colossal intrinsic magnetoelectric effect in Pb(Fe2/3W1/3)(0.83)Ti0.17O3Fraygola, B; Coelho, AA; Garcia, D; Eiras, JA-Artigo de periódico
2005Fe-Al-Nb phase diagram investigation and directional growth of the (Fe,Al)(2)Nb-(Fe, Al, Nb)(ss) eutectic systemMota, MA; Coelho, AA; Bejarano, JMZ; Gama, S; Caram, R-Artigo de periódico
2013Fe valence fluctuations and magnetoelastic coupling in Pb-based multiferroics perovskitesFraygola, B; Mesquita, A; Coelho, AA; Garcia, D; Mastelaro, VR; Eiras, JA-Artigo de periódico
2012Ferroic states and phase coexistence in BiFeO3-BaTiO3 solid solutionsGotardo, RAM; Viana, DSF; Olzon-Dionysio, M; Souza, SD; Garcia, D; Eiras, JA; Alves, MFS; Cotica, LF; Santos, IA; Coelho, AA-Artigo de periódico
2011Ferroic investigations in LuFe2O4 multiferroic ceramicsViana, DSF; Gotardo, RAM; Cotica, LF; Santos, IA; Olzon-Dionysio, M; Souza, SD; Garcia, D; Eiras, JA; Coelho, AA-Artigo de periódico
2013Large magnetocaloric effect and refrigerant capacity near room temperature in as-cast Gd5Ge2Si2-xSnx compoundsCarvalho, AMG; Tedesco, JCG; Pires, MJM; Soffner, ME; Guimaraes, AO; Mansanares, AM; Coelho, AA-Artigo de periódico
2013Dielectric Study at Microwave Frequencies of Phase Transitions in Multiferroic CeramicsFraygola, B; Coelho, AA; Eiras, JA-Artigo de periódico
2008Dielectric and magnetic coupling in lead-free FeAlO3 magnetoelectric compoundCotica, LF; Santos, IA; Venet, M; Garcia, D; Eiras, JA; Coelho, AA-Artigo de periódico
2013Dielectric investigations in unconventionally processed TbMnO3 ceramicsGotardo, RAM; Zabotto, FL; Garcia, D; Eiras, JA; Dias, GS; Cotica, LF; Santos, IA; Coelho, AA-Artigo de periódico
2010Determination of the entropy change using the acoustic detection technique in the investigation of the magnetocaloric effectSoffner, ME; Mansanares, AM; Gandra, FCG; Coelho, AA; Gama, S; Carvalho, AMG; Pires, MJM; Guimaraes, AO; da Silva, EC-Artigo de periódico
2013Magnetic and Electric Orderings and Intrinsic Magnetoelectric Coupling in Pb(Fe,W)O-3 Based CeramicsFraygola, B; Coelho, AA; Eiras, JA-Artigo de periódico
2011Magnetic ordering and instability investigation of multiferroic Pb(Fe2/3W1/3)O-3 ceramics by microwave dielectric spectroscopyFraygola, B; Coelho, AA; Garcia, D; Eiras, JA-Artigo de periódico