| Understanding the role of iron in the magnetism of Fe doped ZnO nanoparticles JJ Beltrán, CA Barrero, A Punnoose Physical Chemistry Chemical Physics 17 (23), 15284-15296, 2015 | 157 | 2015 |
| Magnetic properties of Fe doped, Co doped, and Fe+ Co co-doped ZnO JJ Beltrán, JA Osorio, CA Barrero, CB Hanna, A Punnoose Journal of Applied Physics 113 (17), 2013 | 75 | 2013 |
| Evidence of Ferromagnetic Signal Enhancement in Fe and Co Codoped ZnO Nanoparticles by Increasing Superficial Co3+ Content JJ Beltrán, CA Barrero, A Punnoose The Journal of Physical Chemistry C 118 (24), 13203-13217, 2014 | 58 | 2014 |
| Crystallographic and magnetic properties of Fe-doped SnO2 nanopowders obtained by a sol–gel method JJ Beltran, LC Sánchez, J Osorio, L Tirado, EM Baggio-Saitovitch, ... Journal of materials science 45, 5002-5011, 2010 | 41 | 2010 |
| Relationship between ferromagnetism and formation of complex carbon bonds in carbon doped ZnO powders JJ Beltrán, CA Barrero, A Punnoose Physical Chemistry Chemical Physics 21 (17), 8808-8819, 2019 | 38 | 2019 |
| Combination of defects plus mixed valence of transition metals: A strong strategy for ferromagnetic enhancement in ZnO nanoparticles JJ Beltran, CA Barrero, A Punnoose The Journal of Physical Chemistry C 120 (16), 8969-8978, 2016 | 38 | 2016 |
| Identifying the sources of ferromagnetism in sol-gel synthesized Zn1− xCoxO (0≤ x≤ 0.10) nanoparticles JJ Beltrán, CA Barrero, A Punnoose Journal of Solid State Chemistry 240, 30-42, 2016 | 22 | 2016 |
| Dopant spin states and magnetism of Sn1− xFexO2 nanoparticles A Punnoose, K Dodge, JJ Beltrán, KM Reddy, N Franco, J Chess, ... Journal of Applied Physics 115 (17), 2014 | 17 | 2014 |
| Mixtures of iron and anatase TiO2 by mechanical alloying AM Calle, LC Sanchez, JD Arboleda, JJ Beltran, CA Barrero, J Osorio, ... Microelectronics journal 39 (11), 1322-1323, 2008 | 13 | 2008 |
| Analysis of magnetic and structural properties in La0. 6Sr0. 4MnO3 ferromagnetic particles under the influence of mechanical ball milling effect G Campillo, A Gil, O Arnache, JJ Beltrán, J Osorio, G Sierra Journal of physics: conference series 466 (1), 012022, 2013 | 10 | 2013 |
| On the reaction of iron oxides and oxyhydroxides with tannic and phosphoric acid and their mixtures JJ Beltrán, FJ Novegil, KE García, CA Barrero LACAME 2008: Proceedings of the 11th Latin American Conference on the …, 2009 | 10 | 2009 |
| Fe-doped TiO2 prepared by mechanical alloying LC Sánchez, AM Calle, JD Arboleda, JJ Beltran, CA Barrero, J Osorio, ... Hyperfine Interactions 183, 117-122, 2008 | 8 | 2008 |
| Fe-doped SnO2 nanopowders obtained by sol–gel and mechanochemical alloying with and without thermal treatment LC Sánchez, JJ Beltran, J Osorio, AM Calle, CA Barrero Hyperfine Interactions 195 (1), 185-189, 2010 | 7 | 2010 |
| Crecimiento y caracterización de películas delgadas de tio2 y ti1-xfexo2 J Galvis, H Ramirez Jimenez, J Montes, L Sanchez, J Beltran, C Barrero, ... Universidad Simón Bolívar, 2009 | 6 | 2009 |
| Grain Size Reduction Effect on Structural and Magnetic Properties in La1-xSrxMnO3 (x= 0.3 y 0.4) by Mechanical Ball Milling G Campillo, J Osorio, O Arnache, A Gil, JJ Beltrán, L Dorkis Journal of Physics: Conference Series 1247 (1), 012015, 2019 | 4 | 2019 |
| Acción de los convertidores de herrumbre en óxidos de hierro FJ Novegil Anleo, JJ Beltrán Jiménez, JC Minotas Ruiz, KE García Tellez, ... Sociedad Colombiana de Física, 2005 | 4 | 2005 |
| Influence of ball milling process on structural and magnetic properties of La0. 7Sr0. 3MnO3 Manganite G Campillo Figueroa, Ó Arnache Olmos, A Gil Garcés, JA Osorio Vélez, ... Revista EIA, 31-38, 2014 | 1 | 2014 |
| EXPERIMENTAL CONDITIONS FOR ROOM TEMPERATURE FERROMAGNETISM IN Fe-DOPED SnO2 VIA MECHANOCHEMICAL MILLING AND THERMAL TREATMENT LC Sánchez, JJ Beltrán, E Baggio-Saitovitch, CA Barrero Meneses Materials Research Express, 2024 | | 2024 |
| Comportamiento de óxihidroxidos de hierro en soluciones que contienen ácidos tánico y fosfórico JJ Beltrán Jiménez, FJ Novegil Anleo, JC Minotas Ruiz, KE García Tellez, ... Sociedad Colombiana de Física, 2005 | | 2005 |
