Artificial ‘spin ice’in a geometrically frustrated lattice of nanoscale ferromagnetic islands RF Wang, C Nisoli, RS Freitas, J Li, W McConville, BJ Cooley, MS Lund, ...
Nature 439 (7074), 303-306, 2006
1133 2006 Magnetic relaxation phenomena and cluster glass properties of La 0.7− x Y x Ca 0.3 MnO 3 manganites RS Freitas, L Ghivelder, F Damay, F Dias, LF Cohen
Physical Review B 64 (14), 144404, 2001
237 2001 Controlled phase separation in La 0.5 Ca 0.5 MnO 3 P Levy, F Parisi, G Polla, D Vega, G Leyva, H Lanza, RS Freitas, ...
Physical Review B 62 (10), 6437, 2000
215 2000 Capillary magnetic field flow fractionation and analysis of magnetic nanoparticles AH Latham, RS Freitas, P Schiffer, ME Williams
Analytical chemistry 77 (15), 5055-5062, 2005
150 2005 Zero-point entropy in stuffed spin-ice GC Lau, RS Freitas, BG Ueland, BD Muegge, EL Duncan, P Schiffer, ...
Nature Physics 2 (4), 249-253, 2006
127 2006 Structural Transition and Pair Formation in M Mir, RB Guimaraes, JC Fernandes, MA Continentino, AC Doriguetto, ...
Physical review letters 87 (14), 147201, 2001
102 2001 Magnetodielectric consequences of phase separation in the colossal magnetoresistance manganite RS Freitas, JF Mitchell, P Schiffer
Physical Review B—Condensed Matter and Materials Physics 72 (14), 144429, 2005
97 2005 Abrupt field-induced transition triggered by magnetocaloric effect in phase-separated manganites L Ghivelder, RS Freitas, MG Das Virgens, MA Continentino, H Martinho, ...
Physical Review B—Condensed Matter and Materials Physics 69 (21), 214414, 2004
93 2004 Chemical pressure effects on magnetism in the quantum spin liquid candidates Yb ZL Dun, M Lee, ES Choi, AM Hallas, CR Wiebe, JS Gardner, E Arrighi, ...
Physical Review B 89 (6), 064401, 2014
81 2014 Nonvolatile magnetoresistive memory in phase separated La 0.325 Pr 0.300 Ca 0.375 MnO 3 P Levy, F Parisi, M Quintero, L Granja, J Curiale, J Sacanell, G Leyva, ...
Physical Review B 65 (14), 140401, 2002
80 2002 Nonmonotonic zero-point entropy in diluted spin ice X Ke, RS Freitas, BG Ueland, GC Lau, ML Dahlberg, RJ Cava, ...
Physical review letters 99 (13), 137203, 2007
78 2007 Magnetization studies of phase separation in La 0.5 Ca 0.5 MnO 3 RS Freitas, L Ghivelder, P Levy, F Parisi
Physical Review B 65 (10), 104403, 2002
74 2002 Guanidine-functionalized Fe 3 O 4 magnetic nanoparticles as basic recyclable catalysts for biodiesel production ECS Santos, TC Dos Santos, RB Guimarães, L Ishida, RS Freitas, ...
RSC Advances 5 (59), 48031-48038, 2015
69 2015 Antiferromagnetic order in the pyrochlores ZL Dun, X Li, RS Freitas, E Arrighi, CR Dela Cruz, M Lee, ES Choi, ...
Physical Review B 92 (14), 140407, 2015
65 2015 Structural disorder and properties of the stuffed pyrochlore GC Lau, RS Freitas, BG Ueland, ML Dahlberg, Q Huang, HW Zandbergen, ...
Physical Review B—Condensed Matter and Materials Physics 76 (5), 054430, 2007
60 2007 Geometrical magnetic frustration in rare-earth chalcogenide spinels GC Lau, RS Freitas, BG Ueland, P Schiffer, RJ Cava
Physical Review B—Condensed Matter and Materials Physics 72 (5), 054411, 2005
57 2005 Universal dynamic magnetism in Yb pyrochlores with disparate ground states AM Hallas, J Gaudet, NP Butch, M Tachibana, RS Freitas, GM Luke, ...
Physical Review B 93 (10), 100403, 2016
54 2016 Specific heat of JC Fernandes, RB Guimarães, MA Continentino, L Ghivelder, RS Freitas
Physical Review B 61 (2), R850, 2000
54 2000 XY antiferromagnetic ground state in the effective AM Hallas, J Gaudet, MN Wilson, TJ Munsie, AA Aczel, MB Stone, ...
Physical Review B 93 (10), 104405, 2016
49 2016 Specific heat and magnetization studies of Fe 2 OBO 3, Mn 2 OBO 3, and MgScOBO 3 MA Continentino, AM Pedreira, RB Guimaraes, M Mir, JC Fernandes, ...
Physical Review B 64 (1), 014406, 2001
48 2001 Luis GhivelderFederal University of Rio de JaneiroVerified email at if.ufrj.br
