Superparamagnetism and other magnetic features in granular materials: a review on ideal and real systems M Knobel, WC Nunes, LM Socolovsky, E De Biasi, JM Vargas, ...
Journal of nanoscience and nanotechnology 8 (6), 2836-2857, 2008
656 2008 Granular Cu-Co alloys as interacting superparamagnets P Allia, M Coisson, P Tiberto, F Vinai, M Knobel, MA Novak, WC Nunes
Physical Review B 64 (14), 144420, 2001
395 2001 Effect of dipolar interaction observed in iron-based nanoparticles JM Vargas, WC Nunes, LM Socolovsky, M Knobel, D Zanchet
Physical Review B 72 (18), 184428, 2005
246 2005 Temperature dependence of the coercive field in single-domain particle systems WC Nunes, WSD Folly, JP Sinnecker, MA Novak
Physical Review B 70 (1), 014419, 2004
174 2004 Chemical synthesis and structural characterization of highly disordered Ni colloidal nanoparticles H Winnischofer, TCR Rocha, WC Nunes, LM Socolovsky, M Knobel, ...
Acs Nano 2 (6), 1313-1319, 2008
122 2008 Role of magnetic interparticle coupling on the field dependence of the superparamagnetic relaxation time WC Nunes, LM Socolovsky, JC Denardin, F Cebollada, AL Brandl, ...
Physical Review B 72 (21), 212413, 2005
113 2005 Magnetic properties of nanocrystalline CoFe2O4 synthesized by modified citrate-gel method RS Turtelli, GV Duong, W Nunes, R Grössinger, M Knobel
Journal of Magnetism and Magnetic Materials 320 (14), e339-e342, 2008
110 2008 Preparation of magnetite nanoparticles in mesoporous copolymer template D Rabelo, ECD Lima, AC Reis, WC Nunes, MA Novak, VK Garg, ...
Nano Letters 1 (2), 105-108, 2001
107 2001 Effects of magnetic interparticle coupling on the blocking temperature of ferromagnetic nanoparticle arrays M Knobel, WC Nunes, H Winnischofer, TCR Rocha, LM Socolovsky, ...
Journal of non-crystalline solids 353 (8-10), 743-747, 2007
73 2007 Effects of dipolar interactions on the magnetic properties of nanoparticles in the blocked state WC Nunes, F Cebollada, M Knobel, D Zanchet
Journal of applied physics 99 (8), 08N705, 2006
61 2006 Competing interparticle interactions and surface anisotropy in NiO nanoparticles CT Meneses, JGS Duque, E De Biasi, WC Nunes, SK Sharma, M Knobel
Journal of Applied Physics 108 (1), 013909, 2010
58 2010 Interaction effects in magnetic granular systems M Knobel, WC Nunes, AL Brandl, JM Vargas, LM Socolovsky, D Zanchet
Physica B: Condensed Matter 354 (1-4), 80-87, 2004
45 2004 Performance of magnetite/layered double hydroxide composite for dye removal via adsorption, Fenton and photo-Fenton processes RGL Gonçalves, PA Lopes, JA Resende, FG Pinto, J Tronto, ...
Applied Clay Science 179, 105152, 2019
44 2019 Magnetostatic Interactions in Self-Assembled Cox Ni1–x Fe2 O4 /BiFeO3 Multiferroic Nanocomposites S Ojha, WC Nunes, NM Aimon, CA Ross
ACS nano 10 (8), 7657-7664, 2016
44 2016 A pH-triggered bistable copper (II) metallacycle as a reversible emulsion switch for biphasic processes WD do Pim, WXC Oliveira, MA Ribeiro, ÉN de Faria, IF Teixeira, ...
Chemical Communications 49 (92), 10778-10780, 2013
39 2013 NiO nanoparticles dispersed in mesoporous silica glass NM Carneiro, WC Nunes, RP Borges, M Godinho, LE Fernandez-Outon, ...
The Journal of Physical Chemistry C 114 (44), 18773-18778, 2010
36 2010 Field-induced slow magnetic relaxation of a six-coordinate mononuclear manganese (II) and cobalt (II) oxamate complexes TT da Cunha, VMM Barbosa, WXC Oliveira, EF Pedroso, DMA García, ...
Inorganic Chemistry 59 (18), 12983-12987, 2020
34 2020 Magnetic behavior of Ni nanoparticles with high disordered atomic structure WC Nunes, E De Biasi, CT Meneses, M Knobel, H Winnischofer, ...
Applied physics letters 92 (18), 183113, 2008
30 2008 Transverse magnetic anisotropy of magnetoelastic origin induced in Co nanowires EL Silva, WC Nunes, M Knobel, JC Denardin, D Zanchet, K Pirota, ...
Physica B: Condensed Matter 384 (1-2), 22-24, 2006
25 2006 Slow magnetic relaxation in mononuclear gadolinium (III) and dysprosium (III) oxamato complexes TT da Cunha, VMM Barbosa, WXC Oliveira, CB Pinheiro, EF Pedroso, ...
Polyhedron 169, 102-113, 2019
24 2019