Effect of diamagnetic Ca, Sr, Pb, and Ba substitution on the crystal structure and multiferroic properties of the BiFeO3 perovskite VA Khomchenko, DA Kiselev, JM Vieira, L Jian, AL Kholkin, AML Lopes, ...
Journal of applied physics 103 (2), 2008
384 2008 Doping strategies for increased performance in BiFeO3 VA Khomchenko, DA Kiselev, M Kopcewicz, M Maglione, VV Shvartsman, ...
Journal of Magnetism and Magnetic Materials 321 (11), 1692-1698, 2009
209 2009 Intrinsic nature of the magnetization enhancement in heterovalently doped Bi1− xAxFeO3 (A= Ca, Sr, Pb, Ba) multiferroics VA Khomchenko, M Kopcewicz, AML Lopes, YG Pogorelov, JP Araujo, ...
Journal of physics D: applied physics 41 (10), 102003, 2008
123 2008 Weak ferromagnetism in diamagnetically-doped Bi1− xAxFeO3 (A= Ca, Sr, Pb, Ba) multiferroics VA Khomchenko, DA Kiselev, EK Selezneva, JM Vieira, AML Lopes, ...
Materials Letters 62 (12-13), 1927-1929, 2008
116 2008 New Phase Transition in the System: Evidence for Electrical Polarization in Charge Ordered Manganites AML Lopes, JP Araújo, VS Amaral, JG Correia, Y Tomioka, Y Tokura
Physical Review Letters 100 (15), 155702, 2008
114 2008 Tunnel magnetoresistance and magnetic ordering in ion-beam sputtered discontinuous multilayers GN Kakazei, YG Pogorelov, AML Lopes, JB Sousa, S Cardoso, PP Freitas, ...
Journal of Applied Physics 90 (8), 4044-4048, 2001
103 2001 Local distortions in multiferroic AgCrO 2 triangular spin lattice AML Lopes, GNP Oliveira, TM Mendonça, JA Moreira, A Almeida, ...
Physical Review B 84 (1), 014434, 2011
48 2011 Printed Flexible μ-Thermoelectric Device Based on Hybrid Bi2 Te3 /PVA Composites AL Pires, IF Cruz, J Silva, GNP Oliveira, S Ferreira-Teixeira, AML Lopes, ...
ACS applied materials & interfaces 11 (9), 8969-8981, 2019
47 2019 Room temperature magnetocaloric effect and refrigerant capacitance in La0. 7Sr0. 3MnO3 nanotube arrays M Kumaresavanji, CT Sousa, A Pires, AM Pereira, AML Lopes, JP Araujo
Applied Physics Letters 105 (8), 2014
45 2014 Transport properties of discontinuous Co/sub 80/Fe/sub 20//Al/sub 2/O/sub 3/multilayers, prepared by ion beam sputtering GN Kakazei, PP Freitas, S Cardoso, AML Lopes, MMP de Azevedo, ...
IEEE transactions on magnetics 35 (5), 2895-2897, 1999
42 1999 Ordering and surface segregation in Co 1− c Pt c nanoparticles: A theoretical study from surface alloys to nanoalloys A Lopes, G Tréglia, C Mottet, B Legrand
Physical Review B 91 (3), 035407, 2015
41 2015 Two novel mutations in the tmprss6 gene associated with iron-refractory iron-deficiency anaemia (irida) and partial expression in the heterozygous form R Pellegrino, M Coutinho, D D'Ascola, AM Lopes, A Palmieri, F Carnuccio, ...
British journal of haematology 158 (5), 668-672, 2012
39 2012 Influence of short time milling in R5 (Si, Ge) 4, R= Gd and Tb, magnetocaloric materials AL Pires, JH Belo, J Turcaud, GNP Oliveira, JP Araújo, A Berenov, ...
Materials & design 85, 32-38, 2015
38 2015 Dynamic off-centering of Cr 3+ ions and short-range magneto-electric clusters in CdCr 2 S 4 GNP Oliveira, AM Pereira, AML Lopes, JS Amaral, AM Dos Santos, Y Ren, ...
Physical Review B 86 (22), 224418, 2012
34 2012 Percolative transition on ferromagnetic insulator manganites: Uncorrelated to correlated polaron clusters AML Lopes, JP Araújo, JJ Ramasco, VS Amaral, R Suryanarayanan, ...
Physical Review B 73 (10), 100408, 2006
33 2006 Room temperature synthesis of Bi 25 FeO 39 and hydrothermal kinetic relations between sillenite-and distorted perovskite-type bismuth ferrites AML Lopes, JP Araujo, S Ferdov
Dalton Transactions 43 (48), 18010-18016, 2014
30 2014 Effect of chemical pressure on the magnetocaloric effect of perovskite-like RCrO3 (R-Yb, Er, Sm and Y) GNP Oliveira, AL Pires, P Machado, AM Pereira, JP Araújo, AML Lopes
Journal of Alloys and Compounds 797, 269-276, 2019
27 2019 Magnetocaloric effect and refrigerant capacity in polycrystalline YCrO3 GNP Oliveira, P Machado, AL Pires, AM Pereira, JP Araújo, AML Lopes
Journal of Physics and Chemistry of Solids 91, 182-188, 2016
27 2016 Local inhomogeneous state in multiferroic SmCrO3 GNP Oliveira, RC Teixeira, RP Moreira, JG Correia, JP Araújo, ...
Scientific reports 10 (1), 4686, 2020
26 2020 Evaluation of fuel-switching opportunities in the residential sector AT De Almeida, A Lopes, A Carvalho, J Mariano, C Nunes
Energy and buildings 36 (2), 195-203, 2004
26 2004