Mixed-oxide catalysts with spinel structure for the valorization of biomass: The chemical-loop reforming of bioethanol

O Vozniuk, T Tabanelli, N Tanchoux, JMM Millet… - Catalysts, 2018 - mdpi.com
This short review reports on spinel-type mixed oxides as catalysts for the transformation of
biomass-derived building blocks into chemicals and fuel additives. After an overview of the …

Tunable negative permittivity and magnetic performance of yttrium iron garnet/polypyrrole metacomposites at the RF frequency

C Cheng, R Fan, G Fan, H Liu, J Zhang… - Journal of Materials …, 2019 - pubs.rsc.org
Polypyrrole (PPy) composites incorporating yttrium iron garnet (YIG) particles were prepared
by an in situ oxidative polymerization method. The effects of YIG particle loading level on the …

Magnetic–plasmonic nanocomposites as versatile substrates for surface–enhanced Raman scattering (SERS) spectroscopy

E Tiryaki, T Zorlu… - Chemistry–A European …, 2024 - Wiley Online Library
Surface–enhanced Raman scattering (SERS) spectroscopy, a highly sensitive technique for
detecting trace–level analytes, relies on plasmonic substrates. The choice of substrate, its …

Impacts of Gd–Ce on the structural, morphological and magnetic properties of garnet nanocrystalline ferrites synthesized via sol–gel route

MN Akhtar, AB Sulong, M Ahmad, MA Khan… - Journal of Alloys and …, 2016 - Elsevier
Abstract The effect of Gd–Ce substitution on the structural, morphological and magnetic
properties of garnet ferrites have been investigated in this study. The nanoferrites of Gd–Ce …

Novel and wide-ranging color tuning photoluminescence properties of Tb3+/Eu3+ doped garnet-type Li3Lu3Te2O12 phosphor: energy transfer and enhanced thermal …

M Qu, X Zhang, X Mi, H Sun, Q Liu, Z Bai - Journal of Alloys and …, 2021 - Elsevier
In order to promote the development of white light emitting diodes (WLEDs) with improved
color reproduction, the challenge by discovering novel photoluminescence color tuning …

Structural and magnetic properties of yttrium iron garnet (YIG) and yttrium aluminum iron garnet (YAIG) nanoferrites prepared by microemulsion method

MN Akhtar, AB Sulong, MA Khan, M Ahmad… - Journal of Magnetism …, 2016 - Elsevier
Yttrium iron garnet (YIG) and yttrium aluminum iron garnet (YAIG) nanoferrite samples were
synthesized by microemulsion method. The effect of sintering was examined by heating the …

Improved permeability and decreased core loss of iron-based soft magnetic composites with YIG ferrite insulating layer

W Li, J Li, X Peng, J Xu, Y Yang, D Jin, H Jin… - Journal of Alloys and …, 2023 - Elsevier
In this study, single-phase yttrium iron garnet (YIG) ferrite was synthesized by sol-gel
method, which was firstly used as the insulating layer to prepare Fe/YIG soft magnetic …

Cation distribution, Fe2+/Fe3+ valence states and oxygen vacancies detection in the Y2. 98Er0. 02Fe5− yCryO12 compound

Y Guerra, L Leal, M Cabrera-Baez… - Journal of Alloys and …, 2023 - Elsevier
The appropriate physical properties of yttrium iron garnet (YIG), make it an excellent soft
magnetic material for applications in microwave, magneto-optical devices, and spintronic. In …

Preparations and characterizations of Ca doped Ni–Mg–Mn nanocrystalline ferrites for switching field high-frequency applications

MN Akhtar, MS Nazir, MA Khan, S Ullah, MA Assiri - Ceramics International, 2022 - Elsevier
Abstract Ca-doped Ni–Mg–Mn spinel ferrites with compositions of Ni 0· 5 Mg 0· 3 Mn 0.2 Ca
x Fe 2-x O 4 (x= 0, 0.1, 0.2, 0.3, 0.4, 0.5) were prepared via sol-gel auto-ignition technique …

Structural elucidation, and morphological and magnetic behavior evaluations, of low-temperature sintered, Ce-doped, nanostructured garnet ferrites

MN Akhtar, K Ali, A Umer, T Ahmad, MA Khan - Materials Research Bulletin, 2018 - Elsevier
Low-temperature sintered Ce x Gd 3.5-x Fe 4.5 O 12 (x= 0.0, 0.4, 0.8, 1.2, 1.6, 2.0 and 2.4)
garnet ferrites were synthesized via a sol-gel self-combustion route. Phase, structure …