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Juan A. Ramos‐Guivar

Observed names: J A Ramos Guivar, J. A. Ramos Guivar, Juan A. Ramos Guivar, Juan A. Ramos-Guivar, Juan Adrian Ramos Guivar, Juan Adrián Ramos Guivar, Juan Ramos-Guivar
ORCID: 0000-0003-3293-7255
Observed ORCID: 0000-0003-3293-7255
OpenAlex ID: A5008152215
Vacancy ordered γ-Fe2O3 nanoparticles functionalized with nanohydroxyapatite: XRD, FTIR, TEM, XPS and Mössbauer studies
2016 · Juan A. Ramos Guivar, Edgar A. Sanches, et al. · Applied Surface Science · 163
Strain and Grain Size Determination of CeO2 and TiO2 Nanoparticles: Comparing Integral Breadth Methods versus Rietveld, μ-Raman, and TEM
2021 · Yamerson Canchanya-Huaman, Angie F. Mayta-Armas, et al. · Nanomaterials · 120
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Structural and Magnetic Properties of Monophasic Maghemite (γ-Fe2O3) Nanocrystalline Powder
2014 · Juan Adrián Ramos Guivar, Arturo Isaías Martínez, et al. · Advances in Nanoparticles · 72
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Magnetic, structural and surface properties of functionalized maghemite nanoparticles for copper and lead adsorption
2017 · Juan A. Ramos Guivar, Elahe Sadrollahi, et al. · RSC Advances · 69
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Preparation and characterization of cetyltrimethylammonium bromide (CTAB)-stabilized Fe3O4 nanoparticles for electrochemistry detection of citric acid
2015 · Juan A. Ramos Guivar, Edgar Aparecido Sanches, et al. · Journal of Electroanalytical Chemistry · 69
Differentiating Nanomaghemite and Nanomagnetite and Discussing Their Importance in Arsenic and Lead Removal from Contaminated Effluents: A Critical Review
2021 · Juan A. Ramos-Guivar, Diego A. Flores-Cano, et al. · Nanomaterials · 60
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Adsorption of arsenite and arsenate on binary and ternary magnetic nanocomposites with high iron oxide content
2018 · Juan A. Ramos Guivar, Angel Bustamante D., et al. · Applied Surface Science · 50
Mössbauer study of intermediate superparamagnetic relaxation of maghemite (γ-Fe 2 O 3 ) nanoparticles
2013 · J. A. Ramos Guivar, A. Bustamante, et al. · Hyperfine Interactions · 46
Improved Removal Capacity and Equilibrium Time of Maghemite Nanoparticles Growth in Zeolite Type 5A for Pb(II) Adsorption
2020 · Juan A. Ramos-Guivar, Katterine Taipe, et al. · Nanomaterials · 44
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A peroxidase biomimetic system based on Fe3O4 nanoparticles in non-enzymatic sensors
2015 · Juan A. Ramos Guivar, Edson G.R. Fernandes, et al. · Talanta · 44
Effect of EDTA organic coating on the spin canting behavior of maghemite nanoparticles for lead (II) adsorption
2020 · Juan A. Ramos-Guivar, Elvis O. López, et al. · Applied Surface Science · 37
γ-Fe2O3 nanoparticles embedded in nanohydroxyapatite matrix for magnetic hyperthermia and in vitro osteoblast cell studies
2020 · Juan A. Ramos-Guivar, Marco A. Morales, et al. · Ceramics International · 31
Progress toward Room-Temperature Synthesis and Functionalization of Iron-Oxide Nanoparticles
2022 · Diego A. Flores-Cano, Noemi-Raquel Checca-Huaman, et al. · International Journal of Molecular Sciences · 23
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Superspinglass behavior of maghemite nanoparticles dispersed in mesoporous silica
2019 · Juan A. Ramos-Guivar, A.C. Krohling, et al. · Journal of Magnetism and Magnetic Materials · 22
Magnetic Simulations of Core–Shell Ferromagnetic Bi-Magnetic Nanoparticles: The Influence of Antiferromagnetic Interfacial Exchange
2021 · Juan A. Ramos-Guivar, Carlo A. Tamanaha-Vegas, et al. · Nanomaterials · 19
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Superspinglass state in functionalized zeolite 5A-maghemite nanoparticles
2021 · Juan A. Ramos-Guivar, Edson Caetano Passamani, et al. · AIP Advances · 19
Enhanced Removal of As(V) and Pb(II) from Drinking and Irrigating Water Effluents Using Hydrothermally Synthesized Zeolite 5A
2023 · Angie F. Mayta-Armas, Yamerson Canchanya-Huaman, et al. · Water · 18
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Rietveld Refinement, μ-Raman, X-ray Photoelectron, and Mössbauer Studies of Metal Oxide-Nanoparticles Growth on Multiwall Carbon Nanotubes and Graphene Oxide
2021 · Juan A. Ramos-Guivar, J. C. Gonzalez-Gonzalez, et al. · Crystal Growth & Design · 18
Suppression of exchange bias effect in maghemite nanoparticles functionalized with H2Y
2016 · Juan A. Ramos Guivar, M.A. Morales, et al. · Journal of Magnetism and Magnetic Materials · 16
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Ecotoxicological properties of functionalized magnetic graphene oxide and multiwall carbon nanotubes in Daphnia magna
2023 · Jacquelyne Y. Zarria-Romero, Joao-Andre Ocampo-Anticona, et al. · Ceramics International · 14
Fast Kinetic Response and Efficient Removal of Methyl Blue and Methyl Green Dyes by Functionalized Multiwall Carbon Nanotubes Powered with Iron Oxide Nanoparticles and Citrus reticulata Peel Extract
2025 · Erich V. Manrique-Castillo, Mercedes del Pilar Marcos-Carrillo, et al. · Nanomaterials · 13
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Ecotoxicological Properties of Titanium Dioxide Nanomorphologies in Daphnia magna
2023 · Freddy Mendoza-Villa, Noemi-Raquel Checca-Huaman, et al. · Nanomaterials · 13
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Mössbauer studies of core-single-shell and core-double-shell polymer functionalized magnetic nanoparticles
2022 · Renzo Rueda-Vellasmin, Noemi-Raquel Checca-Huaman, et al. · Hyperfine Interactions · 13
Improvement of the thermal stability of nanomaghemite by functionalization with type 5A zeolite and magnetic properties studied by in-field 57Fe Mössbauer measurements
2022 · Juan A. Ramos-Guivar, Jacquelyne Y. Zarria-Romero, et al. · Journal of Magnetism and Magnetic Materials · 13
Biosynthesis and Characterization of Iron Oxide Nanoparticles Using Chenopodium quinoa Extract
2024 · Mercedes del Pilar Marcos-Carrillo, Noemi-Raquel Checca-Huaman, et al. · Nanomaterials · 12
Works count: 70
Citation count: 1,152
H-index: 18
I10-index: 28
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