Superparamagnetic MFe2O4 (M = Fe, Co, Mn) Nanoparticles: Tuning the Particle Size and Magnetic Properties through a Novel One-Step Coprecipitation Route C Pereira, AM Pereira, C Fernandes, M Rocha, R Mendes, ... Chemistry of Materials 24 (8), 1496-1504, 2012 | 532 | 2012 |
Effect of diamagnetic Ca, Sr, Pb, and Ba substitution on the crystal structure and multiferroic properties of the perovskite VA Khomchenko, DA Kiselev, JM Vieira, L Jian, AL Kholkin, AML Lopes, ... Journal of Applied Physics 103 (2), 024105, 2008 | 384 | 2008 |
Nanoporous alumina as templates for multifunctional applications CT Sousa, DC Leitao, MP Proenca, J Ventura, AM Pereira, JP Araujo Applied Physics Reviews 1 (3), 031102, 2014 | 286 | 2014 |
Progress in the Raman spectra analysis of covalently functionalized multiwalled carbon nanotubes: unraveling disorder in graphitic materials SLH Rebelo, A Guedes, ME Szefczyk, AM Pereira, JP Araújo, C Freire Physical Chemistry Chemical Physics 18 (18), 12784-12796, 2016 | 280 | 2016 |
Observation of a Griffiths-like Phase in the Magnetocaloric Compound Tb 5 Si 2 Ge 2 C Magen, PA Algarabel, L Morellon, JP Araújo, C Ritter, MR Ibarra, ... Physical review letters 96 (16), 167201, 2006 | 243 | 2006 |
Doping strategies for increased performance in BiFeO 3 VA Khomchenko, DA Kiselev, M Kopcewicz, M Maglione, VV Shvartsman, ... Journal of Magnetism and Magnetic Materials 321 (11), 1692-1698, 2009 | 210 | 2009 |
Magnetocaloric effect in Er-and Eu-substituted ferromagnetic La-Sr manganites JS Amaral, MS Reis, VS Amaral, TM Mendonca, JP Araujo, MA Sa, ... Journal of magnetism and magnetic materials 290, 686-689, 2005 | 206 | 2005 |
Magnetic anisotropy in CoNi nanowire arrays: analytical calculations and experiments LG Vivas, M Vazquez, J Escrig, S Allende, D Altbir, DC Leitao, JP Araujo Physical Review B 85 (3), 035439, 2012 | 184 | 2012 |
Designing novel hybrid materials by one-pot co-condensation: from hydrophobic mesoporous silica nanoparticles to superamphiphobic cotton textiles C Pereira, C Alves, A Monteiro, C Magen, AM Pereira, A Ibarra, MR Ibarra, ... ACS applied materials & interfaces 3 (7), 2289-2299, 2011 | 171 | 2011 |
Size and surface effects on the magnetic properties of NiO nanoparticles MP Proenca, CT Sousa, AM Pereira, PB Tavares, J Ventura, M Vazquez, ... Physical Chemistry Chemical Physics 13 (20), 9561-9567, 2011 | 164 | 2011 |
Isothermal structural transitions, magnetization and large piezoelectric response in Bi 1− x La x FeO 3 perovskites IO Troyanchuk, DV Karpinsky, MV Bushinsky, VA Khomchenko, ... Physical Review B 83 (5), 054109, 2011 | 155 | 2011 |
Spin-phonon coupling and magnetoelectric properties: EuMnO 3 versus GdMnO 3 WS Ferreira, JA Moreira, A Almeida, MR Chaves, JP Araújo, JB Oliveira, ... Physical Review B 79 (5), 054303, 2009 | 149 | 2009 |
On the stability enhancement of cuprous oxide water splitting photocathodes by low temperature steam annealing J Azevedo, L Steier, P Dias, M Stefik, CT Sousa, JP Araujo, A Mendes, ... Energy & Environmental Science 7 (12), 4044-4052, 2014 | 134 | 2014 |
Superparamagnetic γ-Fe 2 O 3@ SiO 2 nanoparticles: a novel support for the immobilization of [VO (acac) 2] C Pereira, AM Pereira, P Quaresma, PB Tavares, E Pereira, JP Araújo, ... Dalton Transactions 39 (11), 2842-2854, 2010 | 134 | 2010 |
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 | 122 | 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 | 115 | 2008 |
New phase transition in the Pr 1− x Ca x MnO 3 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 | 115 | 2008 |
Star-shaped magnetite@ gold nanoparticles for protein magnetic separation and SERS detection P Quaresma, I Osório, G Dória, PA Carvalho, A Pereira, J Langer, ... RSC Advances 4 (8), 3659-3667, 2014 | 110 | 2014 |
Rhombohedral-to-orthorhombic transition and multiferroic properties of Dy-substituted BiFeO3 VA Khomchenko, DV Karpinsky, AL Kholkin, NA Sobolev, GN Kakazei, ... Journal of Applied Physics 108 (7), 074109, 2010 | 106 | 2010 |
Tin oxide as stable protective layer for composite cuprous oxide water-splitting photocathodes J Azevedo, SD Tilley, M Schreier, M Stefik, C Sousa, JP Araújo, A Mendes, ... Nano Energy 24, 10-16, 2016 | 105 | 2016 |