M. Jaafar
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View article: Clinical Outcomes of Titanium Mesh for Alveolar Bone Augmentation: An Umbrella Review
Clinical Outcomes of Titanium Mesh for Alveolar Bone Augmentation: An Umbrella Review Open
Objectives To critically evaluate the evidence derived from systematic reviews for titanium mesh as a bone augmentation method for alveolar ridge deficiencies. Materials and Methods Five databases were searched for systematic reviews descr…
View article: Unveiling the 3D Spin Texture of Nanowires Using Integrated Microscopy Techniques
Unveiling the 3D Spin Texture of Nanowires Using Integrated Microscopy Techniques Open
This study integrates multiple microscopy techniques to investigate the effect of introducing axial compositional gradients on the magnetic properties of Fe-Ni ferromagnetic nanowires. We study the chemical structure of the nanowires using…
View article: Conductance modulation in graphene/antiferromagnet van der Waals heterostructures induced by magnetic order
Conductance modulation in graphene/antiferromagnet van der Waals heterostructures induced by magnetic order Open
Graphene-antiferromagnet (AFM) van der Waals heterostructures can be used to modify graphene conductance upon changes in the AFM magnetic state.
View article: Lattice variation upon water adsorption in silica opals measured by <i>in situ</i> atomic force microscopy
Lattice variation upon water adsorption in silica opals measured by <i>in situ</i> atomic force microscopy Open
This study shows reversible lattice expansion in silica opals due to water adsorption, observed via in situ AFM. The nanometer-scale changes, linked to sphere swelling and silica micropore filling, affect their photonic properties.
View article: Ultrasonic-Assisted Extraction of Phenolic Compound From Harumanis Mango Leaves (Mangifera indica) Using Green Natural Deep Eutectic Solvents (NADESs)
Ultrasonic-Assisted Extraction of Phenolic Compound From Harumanis Mango Leaves (Mangifera indica) Using Green Natural Deep Eutectic Solvents (NADESs) Open
Harumanis mangoes, known for their taste and nutrition, are a symbol of Perlis, Malaysia. Natural Deep Eutectic Solvents (NADESs) are being studied for eco-friendly extraction methods. There is limited information on green extraction from …
View article: Magnetic Field Screening of 2D Materials Revealed by Magnetic Force Microscopy
Magnetic Field Screening of 2D Materials Revealed by Magnetic Force Microscopy Open
2D materials possess exceptional mechanical properties making them promising candidates for protecting nanostructures. However, the magnetic field screening properties of 2D materials are largely unexplored. Here it is used Magnetic Force …
View article: Vortex Nanodiscs Functionalization to Overcome Macrophage Recognition for Efficient Theragnosis Applications
Vortex Nanodiscs Functionalization to Overcome Macrophage Recognition for Efficient Theragnosis Applications Open
Biological barriers prevent nanotherapeutics successful accumulation at target cells, limiting diagnosis and treatment responses. Magnetic nanodiscs with a spin‐vortex ground state have shown great promise for magnetomechanical cancer cell…
View article: Tuning the out-of-plane magnetic textures of electrodeposited Ni90Fe10 thin films
Tuning the out-of-plane magnetic textures of electrodeposited Ni90Fe10 thin films Open
This study investigates the out-of-plane magnetization component of electrodeposited Ni90Fe10 thin films grown under different applied magnetic field conditions. The formation of stripe domains is gradual, as there is a thickness range in …
View article: Microwave Field-Induced Changes in Raman Modes and Magnetic Force Images of Antiferromagnetic NiO Films
Microwave Field-Induced Changes in Raman Modes and Magnetic Force Images of Antiferromagnetic NiO Films Open
Effective control of domain walls or magnetic textures in antiferromagnets promises to enable robust, fast, and nonvolatile memories. The lack of net magnetic moment in antiferromagnets implies the need for creative ways to achieve such a …
View article: Microwave Field Induced Changes in Raman Modes and Magnetic Force Images of Antiferromagnetic NiO Films
Microwave Field Induced Changes in Raman Modes and Magnetic Force Images of Antiferromagnetic NiO Films Open
Effective control of domain walls or magnetic textures in antiferromagnets promises to enable robust, fast, and non-volatile memories. The lack of net magnetic moment in antiferromagnets implies the need for creative ways to achieve such a…
View article: Unraveling Dissipation-Related Features in Magnetic Imaging by Bimodal Magnetic Force Microscopy
Unraveling Dissipation-Related Features in Magnetic Imaging by Bimodal Magnetic Force Microscopy Open
Magnetic Force Microscopy (MFM) is the principal characterization technique for the study of low-dimensional magnetic materials. Nonetheless, during years, the samples under study was limited to samples in the field of data storage, such a…
View article: Evidence of Skyrmion-Tube Mediated Magnetization Reversal in Modulated Nanowires
Evidence of Skyrmion-Tube Mediated Magnetization Reversal in Modulated Nanowires Open
Magnetic nanowires, conceived as individual building blocks for spintronic devices, constitute a well-suited model to design and study magnetization reversal processes, or to tackle fundamental questions, such as the presence of topologica…
View article: Quantitative mapping of magnetic properties at the nanoscale with bimodal AFM
Quantitative mapping of magnetic properties at the nanoscale with bimodal AFM Open
We demonstrate that a force microscope operated in a bimodal configuration enables the mapping of magnetic interactions with high quantitative accuracy and high-spatial resolution (∼30 nm).
View article: A multi-technique approach to understanding delithiation damage in LiCoO2 thin films
A multi-technique approach to understanding delithiation damage in LiCoO2 thin films Open
We report on the delithiation of LiCoO2 thin films using oxalic acid (C2H2O4) with the goal of understanding the structural degradation of an insertion oxide associated with Li chemical extraction. Using a multi-technique approach that inc…
View article: Structural damage in LiCoO2 films during chemical delithiation
Structural damage in LiCoO2 films during chemical delithiation Open
The development of suitable Li leaching methods to recover Li in all-solid Lithium-ion batteries (LIBs) is essential for the sustainable mass production of these novel devices. As part of this effort, we investigate here the capacity of th…
View article: Improved Graphene Blisters by Ultrahigh Pressure Sealing
Improved Graphene Blisters by Ultrahigh Pressure Sealing Open
Graphene is a very attractive material for nanomechanical devices and membrane applications. Graphene blisters based on silicon oxide microcavities are a simple but relevant example of nanoactuators. A drawback of this experimental setup i…
View article: Customized MFM probes based on magnetic nanorods
Customized MFM probes based on magnetic nanorods Open
Focused Electron Beam Induced Deposition (FEBID) for magnetic tip fabrication is presented in this work as an alternative to conventional sputtering-based Magnetic Force Microscopy (MFM) tips.
View article: Half-hedgehog spin textures in sub-100 nm soft magnetic nanodots
Half-hedgehog spin textures in sub-100 nm soft magnetic nanodots Open
Permalloy hemispherical nanodots are able to host three-dimensional chiral structures (half-hedgehog spin textures) with non-zero topological charge at room temperature and in absence of DMI interaction.
View article: Peculiarities of interaction of the CuIn<sub>5</sub>S<sub>8</sub>-FeIn<sub>2</sub>S<sub>4</sub> system with microwave electromagnetic radiation
Peculiarities of interaction of the CuIn<sub>5</sub>S<sub>8</sub>-FeIn<sub>2</sub>S<sub>4</sub> system with microwave electromagnetic radiation Open
The frequency dependences of attenuation and reflection coefficient for solid solutions of the (FeIn2S4)1-х ×(CuIn5S8)х system upon interaction with microwave radiation are obtained. It is established that the addition of carbon black to t…
View article: Magnetization Ratchet in Cylindrical Nanowires
Magnetization Ratchet in Cylindrical Nanowires Open
The unidirectional motion of information carriers such as domain walls in magnetic nanostrips is a key feature for many future spintronic applications based on shift registers. This magnetic ratchet effect has so far been achieved in a lim…
View article: Tailoring of Perpendicular Magnetic Anisotropy in Dy13Fe87 Thin Films with Hexagonal Antidot Lattice Nanostructure
Tailoring of Perpendicular Magnetic Anisotropy in Dy13Fe87 Thin Films with Hexagonal Antidot Lattice Nanostructure Open
In this article, the magnetic properties of hexagonally ordered antidot arrays made of Dy13Fe87 alloy are studied and compared with corresponding ones of continuous thin films with the same compositions and thicknesses, varying between 20 …
View article: Observation of hedgehog skyrmions in sub-100 nm soft magnetic nanodots
Observation of hedgehog skyrmions in sub-100 nm soft magnetic nanodots Open
Magnetic skyrmions are nanometric spin textures of outstanding potential for spintronic applications due to unique features governed by their non-trivial topology. It is well known that skyrmions of definite chirality are stabilized by the…