CABRERA, A. F.; RODRÍGUEZ TORRES, C. E.; STEWART, SILVANA J.

Distinguishing nanostructured Al-doped maghemite-like Fe2-yAlyO3 from spinel-like Fe3-yAlyO4

Hyperfine Interactions; Año: 2024 vol. 245

CAPRIOTTI, NATALIA; AMORÓS MORALES, LESLIE C.; DE SOUSA, ELISA; JUNCAL, LUCIANA; PIDRE, MATIAS LUIS; TRAVERSO, LUCILA; LÓPEZ, MARIA FLORENCIA; FERELLI, MARIA LETICIA; LAVORATO, GABRIEL; LILLO, CRISTIAN; VAZQUEZ ROBAINA, ODIN; MELE, NICOLAS; VERICAT, CAROLINA; SCHILARDI, PATRICIA; CABRERA, ALEJANDRA FABIANA; STEWART, SILVANA; FONTICELLI, MARIANO H.; MENDOZA ZÉLIZ, PEDRO; ONS, SHEILA; ROMANOWSKI, VICTOR; RODRÍGUEZ TORRES, CLAUDIA

Silica-coated magnetic particles for efficient RNA extraction for SARS-CoV-2 detection

Heliyon; Año: 2024 vol. 10

CABRERA, A.F.; TORRES, C.E. RODRÍGUEZ; STEWART, S.J.

Nanostructured Al-doped maghemite: A low-cost and eco-friendly material tested for methylene blue removal from water and as an accelerator in ammonium nitrate decomposition

JOURNAL OF PHYSICS AND CHEMISTRY OF SOLIDS; Año: 2023

RODENAK-KLADNIEW, B.; NOACCO, N.; PÉREZ DE BERTI, I.; STEWART, S.J.; CABRERA, A.F.; ALVAREZ, V.A.; GARCÍA DE BRAVO, M.; DURÁN, N.; CASTRO, G.R.; ISLAN, G.A.

Design of magnetic hybrid nanostructured lipid carriers containing 1,8-cineole as delivery systems for anticancer drugs: Physicochemical and cytotoxic studies

COLLOIDS AND SURFACES B-BIOINTERFACES; Año: 2021 vol. 202

CABRERA, A.F.; TORRES, C.E. RODRÍGUEZ; JUNCAL, L.C.; MEYER, M.; STEWART, S.J.

Effect of nanostructured ferrites MFe2O4 (M= Cu, Co, Mg, Zn) on the thermal decomposition of ammonium nitrate

Applications in Energy and Combustion Science; Año: 2021

CABRERA, A.F.; RODRÍGUEZ TORRES, C.E.; MARCHETTI, S.G.; STEWART, S.J.

Degradation of methylene blue dye under dark and visible light conditions in presence of hybrid composites of nanostructured MgFe2O4 ferrites and oxygenated organic compounds

Journal of Environmental Chemical Engineering; Año: 2020 vol. 8

MELO QUINTERO, J.; SALCEDO RODRÍGUEZ, K.L.; GÓMEZ ALBARRACÍN, F.A.; ROSALES, H.D.; MENDOZA ZÉLIS, P.; STEWART, S.J.; ERRICO, L.A.; RODRÍGUEZ TORRES, C.

On the deviation from a Curie–Weiss behavior of the ZnFe2O4 susceptibility: A combined ab-initio and Monte-Carlo approach

Heliyon; Año: 2019 vol. 5

SALCEDO RODRÍGUEZ, K.L.; STEWART, S.J.; MENDOZA ZÉLIS, P.M.; PASQUEVICH, G.A.; RODRÍGUEZ TORRES, C.E.

Role of defects on the magnetic behaviour of the geometrically frustrated spinel ZnFe 2 O 4

JOURNAL OF ALLOYS AND COMPOUNDS; Año: 2018 vol. 752 p. 289 - 295

I. O. PEREZ DE BERTI,; J. F. BENGOA; S. J. STEWART; M. V. CAGNOLI; G. PECCHI; S. G. MARCHETTI

Effect of activation atmosphere in the Fischer-Tropsch Synthesis using a quasi-model catalyst of g-Fe2O3 nanoparticles supported on SBA-15

JOURNAL OF CATALYSIS; Año: 2016 vol. 335 p. 36 - 46

S. J. STEWART; A. F. CABRERA; N. A. FELLENZ; R. C. MERCADER; J. F. BENGOA; S. G. MARCHETTI

Bi-Magnetic Iron(III) Oxide Nanocrystals Embedded in MCM-41 Mesoporous Silica

JOURNAL OF PHYSICAL CHEMISTRY C; Lugar: Washington; Año: 2016 vol. 120 p. 2993 - 3000

N. A. FELLENZ; I. O. PEREZ DE BERTI,; A. L. SOLDATI; S. J. STEWART; S. G. MARCHETTI; J. F. BENGOA

Changes on structural and magnetic properties of maghemite nanoparticles during their coverage with MCM-41

CERAMICS INTERNATIONAL; Lugar: Amsterdam; Año: 2015 vol. 41 p. 15057 - 15066

C. RODRÍGUEZ TORRES; G. A. PASQUEVICH; P. MENDOZA ZÉLIS; F. GOLMAR; S. P. HELUANI; S. K. NAYAK; W. A. ADEAGBO; W. HERGERT; M. HOFFMANN; A. ERNST; P. ESQUINAZI; S. J. STEWART

Oxygen vacancy-induced local ferromagnetism as a driving mechanism in enhancing the magnetic response of ferrites

PHYSICAL REVIEW B - CONDENSED MATTER AND MATERIALS PHYSICS; Año: 2014 vol. 89 p. 104411 - 104418

M. MIZRAHI; A. F. CABRERA; S. J. STEWART; J. DESIMONI

Effects of coexisting spin disorder and antiferromagnetism on the magnetic behavior of nanostructured (Fe79Mn21)1xCux alloys

JOURNAL OF APPLIED PHYSICS; Lugar: New York; Año: 2014 vol. 115 p. 213904 - 213911

I. O. PEREZ DE BERTI, ; M. V. CAGNOLI; G. PECCHI; J. L. ALESSANDRINI; S. J. STEWART; J. F. BENGOA; S. G. MARCHETTI

Alternative low-cost approach to the sythesis of magnetic iron oxide nanoparticles by thermal decomposition of organic precursors

NANOTECHNOLOGY; Lugar: Londres; Año: 2013 vol. 24 p. 175601 - 175612

P. MENDOZA ZÉLIS; G. PASQUEVICH; S. J. STEWART; M. B. F. VAN RAAP; J. APHESTEGUY; I. J. BRUVERA; C. LABORDE; B. PIANCIOLA; S. JACOBO; F. H. SÁNCHEZ

Structural and magnetic study of zinc-doped magnetite nanaoparticles and ferrofluids for hyperthermia applications

JOURNAL OF PHYSICS - D (APPLIED PHYSICS); Lugar: Londres; Año: 2013 vol. 46 p. 125006 - 125018

A. E. BIANCHI; S. J. STEWART; G. PUNTE; R. ZYSLER

Magnetic hardness features and loop shift in nanostructured CuO

JOURNAL OF APPLIED PHYSICS; Lugar: New York; Año: 2012 vol. 112 p. 83904 - 83911

FIGUEROA, S. J. A.; S. J. STEWART; T. RUEDA; A. HERNANDO; P. DE LA PRESA

Thermal Evolution of Pt-Rich FePt/Fe3O4 Heterodimers Studied Using X-ray Absorption Near-Edge Spectroscopy

JOURNAL OF PHYSICAL CHEMISTRY C; Año: 2011 vol. 115 p. 5500 - 5508

L. A. CANO; J. F. BENGOA; S. J. STEWART; R. C. MERCADER; S. G. MARCHETTI

Synthesis of hematite nanowires using a mesoporous hard template

HYPERFINE INTERACTIONS; Año: 2010 vol. 195 p. 93 - 98

C. RODRÍGUEZ TORRES; S. J. STEWART; C. ADAN; A. F. CABRERA

Paramagnetism and clustering in Fe-doped TiO2 nanoparticles

JOURNAL OF ALLOYS AND COMPOUNDS; Año: 2010 vol. 495 p. 485 - 487

L. A. CANO; M. V. CAGNOLI; S. J. STEWART; E. D. CABANILLAS; E. L. ROMERO; S. G. MARCHETTI

Synthesis and characterization of superparamagnetic iron oxide nanoparticles for biomedical applications

HYPERFINE INTERACTIONS; Año: 2010 vol. 93 p. 275 - 280

S. J. STEWART; I. AL-OMARI; F. R. SIVES; H. WIDATALLAH

Non-equilibrium cation influence on the Néel temperature in ZnFe2O4

JOURNAL OF ALLOYS AND COMPOUNDS; Año: 2010 vol. 495 p. 506 - 508

FIGUEROA, S. J. A.; S. J. STEWART

First XANES evidence of a disorder-order transition in a spinel compound: nanocrystalline ZnFe2O4,

JOURNAL OF SYNCHROTRON RADIATION; Año: 2009 vol. 16 p. 63 - 68

A. YASSIR; R. B. SCORZELLI; M. E. VARELA; G. KURAT; I. SOUZA-AZEVEDO; S. J. STEWART; F. C. HAWTHORNE

Druse clinopyroxene in D'Orbigny angritic meteorite studied by single-crystal X-ray diffraction, electron microprobe analysis and Mössbauer spectroscopy

METEORITICS & PLANETARY SCIENCE; Año: 2009 vol. 44 p. 581 - 587

H. WIDATALLAH; A. D. AL- RAWAS; C. JOHNSON; S. H AL-HARTHI; A. . M. GISMELSEED; E. A. MOORE; S. J. STEWART

The formation of nanocrystalline SrFeO3-; using mechano-synthesis and subsequent sintering: structural and Mössbauer studies

JOURNAL OF NANOSCIENCE AND NANOTECHNOLOGY; Año: 2009 vol. 9 p. 2510 - 2517

C. RODRÍGUEZ TORRES; A. F. CABRERA; L. ERRICO; C. ADAN; F. G. REQUEJO; M. WEISSMAN; S. J. STEWART

Local structure and magnetic behaviour of Fe-doped TiO2 anatase nanoparticles: Experiments and calculations

JOURNAL OF PHYSICS CONDENSED MATTER; Año: 2008 vol. 20 p. 135210 - 135219

H. WIDATALLAH; A. . M. GISMELSEED; C. JOHNSON; I. AL-OMARI; S. J. STEWART; S. H AL-HARTHI; S. THOMAS; H. SITEPU

Structural and magnetic studies of nanocrystalline Mg-doped Li0.5Fe2.5O4 particles prepared by mechanical milling

JOURNAL OF PHYSICS - D (APPLIED PHYSICS); Año: 2008 vol. 41 p. 165006 - 165016

H. WIDATALLAH; I. AL-OMARI; F. R. SIVES; M. B. STURLA; S. J. STEWART

Dynamic magnetic behavior of cluster-glass ZnFe2O4 nanosystem

JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS; Año: 2008 vol. 320 p. 324 - 326

H. WIDATALLAH; C. JOHNSON; S. H AL-HARTHI; A. . M. GISMELSEED; A. D. AL- RAWAS; S. J. STEWART; M. E. ELZAIN; I. AL-OMARI; A.. A. YOSSIF

A structural and Mössbauer study of Y3Fe5O12 nanoparticles prepared with high energy ball milling and subsequent sintering

HYPERFINE INTERACTIONS; Año: 2008 vol. 183 p. 87 - 92

S. J. STEWART; FIGUEROA, S. J. A.; J. M. RAMALLO-LÓPEZ; S: G. MARCHETTI; J. F. BENGOA; R. J. PRADO; F. G. REQUEJO

Cationic exchange in nanosized ZnFe2O4 spinel revealed by experimental and simulated near-edge absorption structure

PHYSICAL REVIEW B - CONDENSED MATTER AND MATERIALS PHYSICS; Año: 2007 p. 73408 - 73411

S. J. STEWART; FIGUEROA, S. J. A.; M. B. STURLA; R. B. SCORZELLI; F. GARCIA; F. G. REQUEJO

Magnetic ZnFe2O4 nanoferrites studied by X-ray magnetic circular dichroism and Mössbauer Spectroscopy

PHYSICA B - Condensed Matter; Año: 2007 vol. 389 p. 155 - 158

S. J. STEWART; J. F. MARCO; CRESPO, P.; J. J. ROMERO; A. MARTINEZ; A. HERNANDO; F. J. PALOMARES; J. M. GONZÁLEZ

On the effect of nanocrystallization and disorder on the magnetic properties of Cu-rich, FeMnCu alloys

JOURNAL OF NANOSCIENCE AND NANOTECHNOLOGY; Año: 2007 vol. 7 p. 610 - 617

A. E. BIANCHI; S. J. STEWART; G. PUNTE; R. VINA; T. S. PLIVELIC; I. TORRIANI

Grain growth of CuO nanocrystal activated by High energy ball milling

PHYSICA B - Condensed Matter; Año: 2007 vol. 389 p. 135 - 139

C. BELVER; R. BELLOD; S. J. STEWART; F. G. REQUEJO; M. FERNANDEZ-GARCIA

N-containing TiO2 Photocatalysts. Part 2: Photocatalytic behavior under sunlight excitation

APPLIED CATALYSIS B-ENVIRONMENTAL; Año: 2006 vol. 65 p. 309 - 314

N. A. FELLENZ; J. F. BENGOA; S. G. MARCHETTI; R. C. MERCADER; S. J. STEWART

Synthesis and magnetic characterization of magnetite particles embedded in mesoporous MCM-41

JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS; Año: 2006 vol. 306 p. 30 - 34

S. J. STEWART; M. FERNANDEZ-GARCIA; C. BELVER; S. B. MUN; F. G. REQUEJO

Influence of N-doping on the structure and electronic properties of titania nanoparticle photocatalyst

JOURNAL OF PHYSICAL CHEMISTRY B; Año: 2006 vol. 110 p. 16482 - 16486

N. A. FELLENZ; S. G. MARCHETTI; F. R. SIVES; S. J. STEWART; R. C. MERCADER

Nanowires of iron oxides embedded in SiO2 templates

HYPERFINE INTERACTIONS; Año: 2006 vol. 170 p. 75 - 82

M. MIZRAHI; S. J. STEWART; A. F. CABRERA; J. DESIMONI

Mossbauer Investigation of Fe–Mn–Cu Nanostructured Alloys Obtained by Ball Milling

HYPERFINE INTERACTIONS; Año: 2006 vol. 161 p. 171 - 176

Y. A. ABDU; S. J. STEWART; I. SOUZA-AZEVEDO; A. LOPEZ; M. E. VARELA; C. KURAT; R. B. SCORZELLI

Mössbauer study of glasses in meteorites: The D’Orbigny angrite and Cachari eucrite

HYPERFINE INTERACTIONS; Año: 2006 p. 1 - 1

S. J. STEWART; R. C. MERCADER; R. E. VANDENBERGHE; G. CERNICCHIARO; R. B. SCORZELLI

Magnetic anomalies and canting effects in nanocrystalline spinel copper ferrites CuxFe3-xO4;

JOURNAL OF APPLIED PHYSICS; Año: 2005 vol. 97 p. 54304 - 54304

L. A. BAUM; SILVANA JACQUELINE STEWART; R. C. MERCADER; G. M. GRENECHE

Magnetic response and hyperfine magnetic fields at Fe sites in Sr3Fe2MO9 (M= Mo, Te, W, U) double perovskites

Hyperfine Interactions; Año: 2004 vol. 156/ p. 157 - 163

SILVANA JACQUELINE STEWART; R. C. MERCADER; G. PUNTE; G. CERNICCHIARO; R. B. SCORZELLI; J. DESIMONI

Shifting the superparamagnetic limit of nanocrystalline copper spinel ferrite phase

Hyperfine Interactions; Año: 2004 vol. 156/ p. 89 - 95

SILVANA JACQUELINE STEWART; M. J. TUEROS; G. CERNICCHIARO; R. B. SCORZELLI

Magnetic size growth in nanocrystalline copper ferrite

Solid State Communications; Año: 2004 vol. 129 p. 347 - 351

SILVANA JACQUELINE STEWART; M. MULTIGNER; J. F. MARCO; F. J. BERRY; A. HERNANDO; J. M. GONZÁLEZ

Thermal dependence of the magnetization of antiferromagnetic copper(II) oxide nanoparticles

Solid State Communications; Año: 2004 vol. 130 p. 247 - 251

M. MIZRAHI; A. F. CABRERA; S. M. COTES; SILVANA JACQUELINE STEWART; R. C. MERCADER; J. DESIMONI

Distribution of Mn Atoms in a Substitutional bcc-FeMn Solid Solution

Hyperfine Interactions; Año: 2004 vol. 156 p. 541 - 545

M. MIZRAHI; A. F. CABRERA; SILVANA JACQUELINE STEWART; H. E. TROIANI; S. M. COTES; J. DESIMONI

Structural and magnetic study of nanostructured (Fe 79Mn21)80Cu20 alloy synthesized by ball milling

Physica B - Condensed Matter; Año: 2004 vol. 354 p. 133 - 136

R. A. BORZI; SILVANA JACQUELINE STEWART; G. PUNTE; R. C. MERCADER; G. CERNICCHIARO; F. GARCIA

Glassy Magnetic Behaviour in a Nanostructured Cu-Fe-O system

Hyperfine Interactions; Año: 2003 vol. 148/ p. 103 - 108

SILVANA JACQUELINE STEWART; G. CERNICCHIARO; R. B. SCORZELLI; G. POUPEAU

Magnetic properties and 57Fe Mössbauer spectroscopy of Mediterranean prehistoric obsidians for provenance studies,

Journal of Non-Crystalline Solids; Año: 2003 vol. 323 p. 188 - 193

SILVANA JACQUELINE STEWART; R. A. BORZI; E. D. CABANILLAS; G. PUNTE; R. C. MERCADER

Effect of milling-induced disorder on the lattice parameters and magnetic properties of hematite

Journal of Magnetism and Magnetic Materials; Año: 2003 vol. 260 p. 447 - 454

M. J. TUEROS; L. A. BAUM; R. A. BORZI; SILVANA JACQUELINE STEWART; R. C. MERCADER; S. G. MARCHETTI; J. F. BENGOA; L. V. MOGNI

Characterizarion of nanosized maghemite particles prepared by microemulsion using an ionic surfactant

Hyperfine Interactions; Año: 2003 vol. 148 p. 103 - 108

S. G. MARCHETTI; R. A. BORZI; E. D. CABANILLAS; SILVANA JACQUELINE STEWART; R. C. MERCADER

Magnetic and hyperfine interactions in systems of antiferromagnetic oxide nanoparticles with industrial applications

Hyperfine Interactions; Año: 2002 vol. 139/ p. 513 - 523

R. A. BORZI; SILVANA JACQUELINE STEWART; G. PUNTE; R. C. MERCADER; R. ZYSLER; M. TOVAR

History-dependent magnetic properties in pure and Zn-doped CuO

Solid State Communications; Año: 2001 vol. 117 p. 311 - 314

F. J. BERRY; J. F. MARCO; SILVANA JACQUELINE STEWART; H. WIDATALLAH

Lithium insertion in compounds of the type -Fe2-xTixO3

Solid State Communications; Año: 2001 vol. 117 p. 235 - 238

SILVANA JACQUELINE STEWART; R. A. BORZI; G. PUNTE; R. C. MERCADER; F. GARCIA

Microstructural and magnetic characterisation of nanostructured -Fe2O3 and CuO mixtures obtained by ball milling

Journal of Physics Condensed Matter; Año: 2001 vol. 13 p. 1743 - 1757

I. AYYUB; F. J. BERRY; R. L. BILSBORROW; O. HELGASON; R. C. MERCADER; E. A. MOORE; SILVANA JACQUELINE STEWART; P. G. WYNN

Influence of zinc doping on the structural and magnetic properties of -Fe2O3

Journal of Solid State Chemistry; Año: 2001 vol. 156 p. 408 - 414

R. A. BORZI; SILVANA JACQUELINE STEWART; R. C. MERCADER; G. PUNTE; F. GARCIA

Magnetic behavior of nanosized cupric oxide

Journal of Magnetism and Magnetic Materials; Año: 2001 vol. 226 p. 1513 - 1515

R. A. BORZI; SILVANA JACQUELINE STEWART; R. C. MERCADER; G. PUNTE; G. A. CURUCHET; R. ZYSLER; M. TOVAR

Effect of ion doping on CuO magnetism

Journal of Applied Physics; Año: 2000 vol. 87 p. 4870 - 4872

SILVANA JACQUELINE STEWART; R. A. BORZI; R. C. MERCADER

Magnetic Disorder in the Cu0.995Fe0.005O solid solution

Journal of Magnetism and Magnetic Materials; Año: 1999 vol. 192 p. 77 - 82

R. A. BORZI; SILVANA JACQUELINE STEWART; G. PUNTE; R. C. MERCADER; R. ZYSLER; M. VASQUEZ-MANSILLA; E. D. CABANILLAS

Magnetic interactions in hematite small particles obtained by ball-milling

Journal of Magnetism and Magnetic Materials; Año: 1999 vol. 205 p. 234 - 240

SILVANA JACQUELINE STEWART; R. A. BORZI; R. C. MERCADER

Magnetic Disorder in Cupric Oxide

Hyperfine Interactions; Año: 1999 vol. 122 p. 47 - 57

SILVANA JACQUELINE STEWART; R. A. BORZI; G. PUNTE; R. C. MERCADER

Phase Stability and Magnetic Behaviour in Fe-doped Cupric Oxide Powders

Physical Review B - Condensed Matter and Materials Physics; Año: 1998 vol. 57 p. 4983 - 4986

SILVANA JACQUELINE STEWART; G. F. GOYA; G. PUNTE; R. C. MERCADER

Phase Transformations in Fe-doped Cupric Oxide

Journal of Physics and Chemistry of Solids; Año: 1997 vol. 58 p. 73 - 77

G. F. GOYA; SILVANA JACQUELINE STEWART; R. C. MERCADER

Mössbauer Study of Zn-Fe-O Phases.

Solid State Communications; Año: 1995 vol. 96 p. 485 - 490

G. F. GOYA; SILVANA JACQUELINE STEWART; A. E. GOETA; A. G. GRUNFELD; G. PUNTE; R. C. MERCADER

Coordination and Electronic Spin Configuration of Iron in Fe doped Y2BaCuO5;

Journal of Magnetism and Magnetic Materials; Año: 1994 vol. 138 p. 147 - 152

SILVANA JACQUELINE STEWART; G. F. GOYA; A. E. GOETA; G. PUNTE; R. C. MERCADER; F. SAPINYA-NAVARRO

Magnetic Ordering in Fe-doped Gd2BaCuO5

Hyperfine Interactions; Año: 1994 vol. 83 p. 421 - 424