Results 71 to 80 of about 24,751 (224)

Improved Removal Capacity and Equilibrium Time of Maghemite Nanoparticles Growth in Zeolite Type 5A for Pb(II) Adsorption

open access: yesNanomaterials, 2020
Novel magnetic zeolite type 5A nanocomposites were synthesized by the co-precipitation method and applied to lead removal from aqueous ambient. Maghemite nanoparticles were mixed with zeolite and, by controlling its content, transmission electron ...
Juan A. Ramos-Guivar   +6 more
doaj   +1 more source

Nanoparticle‐Mediated Therapy for Glioma: Advances and Prospects

open access: yesMedComm – Oncology, Volume 5, Issue 3, September 2026.
Various nanocarriers, including liposomes, dendrimers, exosomes and gold nanoparticles, are designed to penetrate the blood‐brain barrier and deliver chemotherapy, radiotherapy, immunotherapy, gene therapy, phototherapy, magnetic hyperthermia and sonodynamic therapy for glioma.
Wenqian Jiang   +5 more
wiley   +1 more source

Synthesis of modified maghemite and jacobsite nanoparticles [PDF]

open access: yes, 2009
The present invention provides a method for making modified jacobsite, AI-doped maghemite or modified maghemite nanoparticles that can be used to adsorb heavy metals, such as Cr(VI), found in wastewater.
Hu, Jing   +2 more
core  

Application of x-ray absorption fine structure (XAFS) to local-order analysis in Fe-Cr maghemite-like materials [PDF]

open access: yes, 2015
The maghemite-like oxide system γ-Fe2-xCrxO3 (x=0.75, 1 and 1.25) was studied by X-ray absorption fine structure (XAFS) and by synchrotron radiation X-ray diffraction (XRD). Measurements were performed at the Stanford Synchrotron Radiation Lightsource at
MARIA ELENA MONTERO CABRERA   +2 more
core   +1 more source

Maghemite Intercalated Montmorillonite as New Nanofillers for Photopolymers [PDF]

open access: yesNanomaterials, 2012
In this work, maghemite intercalated montmorillonite (γFe2O3-MMT)/polymer nanocomposites loaded with 1 or 2 wt.% of nanofillers were obtained by photopolymerization of difunctional acrylate monomers. The γFe2O3-MMT nanofillers were prepared by a new method based on the in situ formation of maghemite in the interlayer space of Fe-MMT using a three step ...
Tarablsi, Bassam   +3 more
openaire   +4 more sources

Visualizing Magnetostructural Order in Rare‐Metastable Polymorph ε‐Fe2O3 Through Domain‐Resolved Raman Spectroscopy

open access: yesSmall Structures, Volume 7, Issue 8, August 2026.
Raman mapping of CVD‐grown ε‐Fe2O3 flakes reveals a sixfold magnetostructural domain pattern arising from rotational twinning. A symmetry‐sensitive phonon mode encodes magnetic order, enabling noninvasive imaging of ferrimagnetic domains across cryogenic to near‐Curie temperatures.
Ikhwan Nur Rahman   +7 more
wiley   +1 more source

Protective Effect of Polyoxometalates in {Mo132}/Maghemite Binary Superlattices Under Annealing

open access: yesFrontiers in Chemistry, 2019
The binary assembly DDA-{Mo132}/OA-γ-Fe2O3 (DDA = didodecyldimethylammonium, {Mo132} = [Mo132O372(CH3COO)30(H2O)72]42−, OA = oleic acid) constitutes one of the two examples in the literature of binary superlattices made of a mixing of nanocrystals and ...
Romain Breitwieser   +12 more
doaj   +1 more source

Contrast Agents for Enhanced Bioimaging: A Comprehensive Review

open access: yesChemBioChem, Volume 27, Issue 13, 14 July 2026.
Contrast agents, especially those that are nanoparticle‐based, are revolutionizing bioimaging by enabling highly sensitive, specific, and early‐stage diagnosis of diseases like cancer, using clinical imaging modalities such as CT, MRI, PET, and SPECT.
Paulo Sérgio Taube   +17 more
wiley   +1 more source

Grafting of poly(e-caprolactone) onto maghemite nanoparticles [PDF]

open access: yes, 2004
We report the coating of maghemite (y-Fe2O3) nanoparticles with poly(e-caprolactone) (PCL) through a covalent grafting to technique..
FLESCH, Christophe   +9 more
core   +1 more source

DNA‐Iron Oxide Templated Multifunctional Nanocarbon Networks

open access: yesSmall Structures
The assembly of hybrid nanocomposites often leads to the emergence of new properties. For example, DNA‐scaffolded colloidal gold can exhibit chiroplasmonic signals, while nanocomposite‐integrated carbon nanotubes display gating properties.
Graziano Rilievo   +8 more
doaj   +1 more source

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