Oxygen-vacancy-induced local ferromagnetism as a driving mechanism in enhancing the magnetic response of ferrites CER Torres, GA Pasquevich, PM Zélis, F Golmar, SP Heluani, SK Nayak, ...
Physical Review B 89 (10), 104411, 2014
96 2014 Electric-pulse-induced reversible resistance in doped zinc oxide thin films M Villafuerte, SP Heluani, G Juarez, G Simonelli, G Braunstein, ...
Applied physics letters 90 (5), 2007
88 2007 Evidence of defect-induced ferromagnetism in ZnFe O thin films CER Torres, F Golmar, M Ziese, P Esquinazi, SP Heluani
Physical Review B 84 (6), 064404, 2011
74 2011 Electrical conductivity mechanisms in zinc oxide thin films deposited by pulsed laser deposition using different growth environments SP Heluani, G Braunstein, M Villafuerte, G Simonelli, S Duhalde
Thin Solid Films 515 (4), 2379-2386, 2006
51 2006 Power-law photoconductivity time decay in nanocrystalline TiO2 thin films D Comedi, SP Heluani, M Villafuerte, RD Arce, RR Koropecki
Journal of Physics: Condensed Matter 19 (48), 486205, 2007
26 2007 Defect spectroscopy of single ZnO microwires M Villafuerte, JM Ferreyra, C Zapata, J Barzola-Quiquia, F Iikawa, ...
Journal of Applied Physics 115 (13), 2014
23 2014 Randomly oriented ZnO nanowires grown on amorphous SiO2 by metal-catalyzed vapour deposition D Comedi, M Tirado, C Zapata, SP Heluani, M Villafuerte, PK Mohseni, ...
Journal of Alloys and Compounds 495 (2), 439-442, 2010
23 2010 Hysteretic current–voltage characteristics in RF-sputtered nanocrystalline TiO2 thin films M Villafuerte, G Juárez, SP de Heluani, D Comedi
Physica B: Condensed Matter 398 (2), 321-324, 2007
23 2007 Electric field-driven resistive switching in magnetoresistive La0. 5Ca0. 5MnO3 thin films S Duhalde, M Villafuerte, G Juárez, SP Heluani
Physica B: Condensed Matter 354 (1-4), 11-15, 2004
22 2004 ZnO: Co diluted magnetic semiconductor or hybrid nanostructure for spintronics? F Golmar, M Villafuerte, A Mudarra Navarro, CE Rodríguez Torres, ...
Journal of materials science 45, 6174-6178, 2010
17 2010 Polaron variable range hopping in TiO2-δ (-0.04⩽ δ⩽ 0.2) thin films SP Heluani, D Comedi, M Villafuerte, G Juarez
Physica B: Condensed Matter 398 (2), 305-308, 2007
16 2007 Kondo-like effect in magnetoresistive CuCo alloys LM Fabietti, J Ferreyra, M Villafuerte, SE Urreta, SP Heluani
Physical Review B 82 (17), 172410, 2010
14 2010 Invariant embedding approach to microanalysis: Procedure to thin film characterization C Figueroa, H Brizuela, SP Heluani
Journal of applied physics 99 (4), 2006
14 2006 Franz-Keldysh effect in epitaxial ZnO thin films G Bridoux, M Villafuerte, JM Ferreyra, J Guimpel, G Nieva, CA Figueroa, ...
Applied Physics Letters 112 (9), 2018
13 2018 Influence of the band bending on the photoconductivity of Li-doped ZnO microwires JM Ferreyra, G Bridoux, M Villafuerte, B Straube, J Zamora, CA Figueroa, ...
Solid State Communications 257, 42-46, 2017
13 2017 Light-induced metal-insulator transition in by photoresistance spectroscopy G Bridoux, M Villafuerte, JM Ferreyra, N Bachi, CA Figueroa, SP Heluani
Physical Review B 92 (15), 155202, 2015
13 2015 Detection of Defect‐Induced Magnetism in Low‐Dimensional ZnO Structures by Magnetophotocurrent I Lorite, Y Kumar, P Esquinazi, C Zandalazini, SP de Heluani
small 11 (34), 4403-4407, 2015
13 2015 Magnetic field influence on the transient photoresistivity of defect-induced magnetic ZnO films C Zapata, M Khalid, G Simonelli, M Villafuerte, SP Heluani, P Esquinazi
Applied Physics Letters 99 (11), 2011
12 2011 Origin of the giant negative photoresistance of ZnO single crystals J Barzola-Quiquia, P Esquinazi, M Villafuerte, SP Heluani, A Pöppl, ...
Journal of Applied Physics 108 (7), 2010
12 2010 Study of the negative magneto-resistance of single proton-implanted lithium-doped ZnO microwires I Lorite, C Zandalazini, P Esquinazi, D Spemann, S Friedländer, A Pöppl, ...
Journal of Physics: Condensed Matter 27 (25), 256002, 2015
11 2015