Design of magnetic ferrite based nanoparticles with controlled size, shape, and composition (core-shell)

Spherical magnetic iron oxide nanoparticles with nanosized-dependent composition, defects and spin canting

Tuning of the nanosize of iron oxide NPs

Size dependant blocking temperature

Size dependent spin canting, composition and defects explaining Ms values as a function of nanosize

Size-Dependent Properties of Magnetic Iron Oxide Nanocrystals, A. Demortière, P. Panissod, B. Pichon, G. Pourroy, D. Guillon, B. Donnio, S. Bégin-Colin, Nanoscale, 3 (2011), 225-232.

Magnetic Iron Oxide Nanoparticles : Tuning of the Size and Nanosized-dependent Composition, Defects and Spin Canting, Baaziz, W.; Pichon, B.; Fleutot, S.; Liu, Yu; Lefevre, C.; Greneche, J.-M.; Toumi, M.; Mhiri, T.; Begin-Colin, S., J. Phys. Chem C 2014, 118 (7), 3795–3810.

Core-shell nanoparticles with exchange bias properties

One pot synthesis process

Fe3O4@CoORemarkably high values of HC = 15 015 Oe and MR/MS = 0.59 at 5 K

Microstructural and Magnetic Investigations of Wüstite-Spinel Core-Shell Cubic-Shaped Nanoparticles, B.P. Pichon, Benoit; O. Gerber, C. Lefevre, I. Florea, S. Fleutot, W. Baaziz, M. Ohlmann, C. Ulhaq, O. Ersen, V. Pierron-Bohnes, P. Panissod, M. Drillon, S. Begin-Colin, Chem. Mater. 23 (2011)2886.

High Exchange Bias in Fe3-xO4@CoO Core Shell Nanoparticles Synthesized by a One-pot Seed-Mediated Growth MethodW. Baaziz, B. P. Pichon, C. Lefevre, C. Ulhaq-Bouillet, J.-M. Greneche, M. Toumi, T. Mhiri, S. Bégin-Colin, J. Phys. Chem C, 2013, 117 (21), 11436–11443.

Ferrite nanoparticles with different morphologies

Tuning of the shape of nanoparticles by adjusting the nature of ligands and the heating rate

Hollow iron oxide nanostructures with raspberry morphology

Nancomposites carbon nanotube-iron oxide nanoparticles : selective filling or coating of carbon nanotubes by iron oxide nanoparticles

High density monodispersed cobalt nanoparticles filled into multi-walled carbon nanotubes, W. Baaziz, S. Begin-Colin, B. P. Pichon, I. Florea, O. Ersen, S. Zafeiratos, R. Barbosa, D.Begin, C. Pham-Huu, Chem. Mater. 2012, 24, 1549−1551.

Carbon Nanotubes Channel Selectively Filled with Monodispersed Fe3-xO4 Nanoparticles, W. Baaziz, Xiaojie Liu, I. Florea, S. Begin-Colin, B. P. Pichon, C. Ulhaq, O. Ersen, M. Soria-Sánchez, S. Zafeiratos, I. Janowska, D. Begin, and C. Pham-Huu, J. Mater. Chem A, 2013, 1, 13853-13861.

Anchoring of iron oxide NPs on graphene sheets

Iron oxide Nps or nanostructures by thermal decomposition and by the polyolo-solvothermal process

A single-stage functionalization and exfoliation method for the production of graphene in water:stepwise construction of 2D-nanostructuredcomposites with iron oxide nanoparticles, D. Ihiawakrim, O. Ersen, F.Melin, P. Hellwig, I. Janowska, D. Begin,W. Baaziz, S. Begin-Colin, C. Pham-Huu and R. Baati, Nanoscale, 2013, 5, 9073-9080.

Few-Layer Graphene Decorated with Homogeneous Magnetic Fe3O4 Nanoparticles with Tunable Covering Densities, W. Baaziz, L. Truong Phuoc,C. Duong Viet, G. Melinte,I. Janowska,O. Ersen,S. Zafeiratos,D. Begin, S. Begin-Colin, C. Pham-Huu, J. Mater. Chem. A, 2014, 2, 2690–2700.