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Waldemar A. A. Macedo
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Year
Nanosized powders of NiZn ferrite: synthesis, structure, and magnetism
AS Albuquerque, JD Ardisson, WAA Macedo, MCM Alves
Journal of Applied Physics 87 (9), 4352-4357, 2000
2972000
Cubic versus spherical magnetic nanoparticles: the role of surface anisotropy
G Salazar-Alvarez, J Qin, V Sepelak, I Bergmann, M Vasilakaki, ...
Journal of the American Chemical Society 130 (40), 13234-13239, 2008
2912008
Magnetism of epitaxial fcc-Fe (100) films on Cu (100) investigated in situ by conversion-electron Mössbauer spectroscopy in ultrahigh vacuum
WAA Macedo, W Keune
Physical review letters 61 (4), 475, 1988
2691988
Significant Dzyaloshinskii–Moriya interaction at graphene–ferromagnet interfaces due to the Rashba effect
H Yang, G Chen, AAC Cotta, AT N’Diaye, SA Nikolaev, EA Soares, ...
Nature materials 17 (7), 605-609, 2018
2352018
Efficient use of Fe metal as an electron transfer agent in a heterogeneous Fenton system based on Fe0/Fe3O4 composites
FCC Moura, MH Araujo, RCC Costa, JD Fabris, JD Ardisson, ...
Chemosphere 60 (8), 1118-1123, 2005
2052005
High- and Low-Temperature Crystal and Magnetic Structures of ε-Fe2O3 and Their Correlation to Its Magnetic Properties
M Gich, C Frontera, A Roig, E Taboada, E Molins, HR Rechenberg, ...
Chemistry of Materials 18 (16), 3889-3897, 2006
2032006
Cr-containing magnetites Fe3− xCrxO4: the role of Cr3+ and Fe2+ on the stability and reactivity towards H2O2 reactions
F Magalhães, MC Pereira, SEC Botrel, JD Fabris, WA Macedo, ...
Applied Catalysis A: General 332 (1), 115-123, 2007
2002007
Nanostructured ferrites: Structural analysis and catalytic activity
AS Albuquerque, MVC Tolentino, JD Ardisson, FCC Moura, ...
Ceramics International 38 (3), 2225-2231, 2012
1752012
A study of nanocrystalline NiZn-ferrite–SiO2 synthesized by sol–gel
AS Albuquerque, JD Ardisson, WAA Macedo
Journal of Magnetism and Magnetic materials 192 (2), 277-280, 1999
1411999
Effect of surface ligands on the optical properties of aqueous soluble CdTe quantum dots
FO Silva, MS Carvalho, R Mendonça, WAA Macedo, K Balzuweit, P Reiss, ...
Nanoscale research letters 7, 1-10, 2012
1362012
Effect of anisotropy on the critical antiferromagnet thickness in exchange-biased bilayers
MS Lund, WAA Macedo, K Liu, J Nogués, IK Schuller, C Leighton
Physical review B 66 (5), 054422, 2002
1342002
Structure and magnetic properties of nanostructured Ni-ferrite
AS Albuquerque, JD Ardisson, WAA Macedo, JL López, R Paniago, ...
Journal of magnetism and magnetic materials 226, 1379-1381, 2001
1322001
One-pot synthesis of amine-functionalized graphene oxide by microwave-assisted reactions: an outstanding alternative for supporting materials in supercapacitors
CC Caliman, AF Mesquita, DF Cipriano, JCC Freitas, AAC Cotta, ...
RSC advances 8 (11), 6136-6145, 2018
1172018
Highly reactive species formed by interface reaction between Fe0–iron oxides particles: an efficient electron transfer system for environmental applications
FCC Moura, GC Oliveira, MH Araujo, JD Ardisson, WAA Macedo, ...
Applied Catalysis A: General 307 (2), 195-204, 2006
1072006
Magneto-volume effects in γ-Fe ultrathin films and small particles
W Keune, T Ezawa, WAA Macedo, U Glos, KP Schletz, U Kirschbaum
Physica B: Condensed Matter 161 (1-3), 269-275, 1990
1041990
Tailoring the exchange bias via shape anisotropy in ferromagnetic/antiferromagnetic exchange-coupled systems
A Hoffmann, M Grimsditch, JE Pearson, J Nogués, WAA Macedo, ...
Physical Review B 67 (22), 220406, 2003
972003
Wasp-waisted behavior in magnetic hysteresis curves of CoFe 2 O 4 nanopowder at a low temperature: Experimental evidence and theoretical approach
TM de Lima Alves, BF Amorim, MAM Torres, CG Bezerra, SN de Medeiros, ...
RSC advances 7 (36), 22187-22196, 2017
922017
Origin of the large dispersion of magnetic properties in nanostructured oxides: Fe x O/Fe 3 O 4 nanoparticles as a case study
M Estrader, A López-Ortega, IV Golosovsky, S Estradé, AG Roca, ...
Nanoscale 7 (7), 3002-3015, 2015
912015
Comparative temporal analysis of multiwalled carbon nanotube oxidation reactions: Evaluating chemical modifications on true nanotube surface
FG Pacheco, AAC Cotta, HF Gorgulho, AP Santos, WAA Macedo, ...
Applied Surface Science 357, 1015-1023, 2015
752015
Mesoporous silica materials functionalized with folic acid: preparation, characterization and release profile study with methotrexate
LBO Freitas, IJG Bravo, WAA Macedo, EMB de Sousa
Journal of Sol-Gel Science and Technology 77, 186-204, 2016
722016
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