Mohammed Aljohani

ORCID: 0000-0001-6748-1986
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Research Areas
  • Advanced Photocatalysis Techniques
  • Transition Metal Oxide Nanomaterials
  • Perovskite Materials and Applications
  • Multiferroics and related materials
  • 2D Materials and Applications
  • Gas Sensing Nanomaterials and Sensors
  • Ferroelectric and Piezoelectric Materials
  • ZnO doping and properties
  • Advanced Memory and Neural Computing
  • Microwave Dielectric Ceramics Synthesis
  • Chalcogenide Semiconductor Thin Films
  • Magnetic Properties and Synthesis of Ferrites
  • Electromagnetic wave absorption materials
  • Metal-Organic Frameworks: Synthesis and Applications
  • Concrete and Cement Materials Research
  • Edible Oils Quality and Analysis
  • Magnetic and transport properties of perovskites and related materials
  • Neural dynamics and brain function
  • Ga2O3 and related materials
  • Clay minerals and soil interactions
  • Copper-based nanomaterials and applications
  • MXene and MAX Phase Materials
  • Ferroelectric and Negative Capacitance Devices
  • Polymer Nanocomposite Synthesis and Irradiation
  • Food composition and properties

Taif University
2021-2025

John Wiley & Sons (United States)
2024

Hudson Institute
2024

Liechtenstein Institute
2024

Two-dimensional materials are among the most scientifically accessible in material science at beginning of twenty-first century. There has been interest monolayer transition metal dichalcogenide (TMDC) family because its large active site surface area for UV photons light wastewater treatment. In present work, density functional theory (DFT) is utilized to model optical, structural and electrical properties TMDCs such as NbS 2 , ZrS ReS NbSe using GGA-PBE simulation approximation. Based on...

10.1098/rsos.241560 article EN cc-by Royal Society Open Science 2025-03-01

Slate is a naturally available aluminous silicate based material and can be used as good source for silica extraction. In the current investigation, slate sample was passed through calcination acid leaching processes to decrease alumina contents other major constituents. Silica extraction performed by alkaline hydrothermal treatment of given followed acidic precipitation. Different steps, including effect concentration sodium hydroxide solution, reaction time, ratio mass volume temperature...

10.1021/acsomega.1c06553 article EN cc-by-nc-nd ACS Omega 2022-02-11

Abstract The development of highly efficient and cost‐effective materials for water treatment is paramount the preparation metal–organic framework‐derived layer double hydroxide (MOF‐LDH) an area great interest. In this study, innovative adsorbent material zeolitic imidazole framework‐8 (ZIF‐8) derived ZnCo layered hydroxides was prepared by in situ growth adsorption cationic methylene blue (MB) dye from wastewater. Analytical tools such as FTIR, SEM, XRD were used to characterize composite...

10.1002/ep.14228 article EN Environmental Progress & Sustainable Energy 2023-06-26

Oats are represented an important source for nutrition, and it have attracted a lot of attention in recent years. In this study we produced oatmeal cookies oats was added to formula wheat by 50% 75%. Also, cinnamon treatments 3 4 5% increase nutrition value cookies, improvement sensory evaluation antioxidant properties. All the were storage at room temperature. The purposes activity cinnamon. Also determined chemical composition include (moisture content, protein, ash, total lipids, crude...

10.1016/j.sjbs.2021.08.010 article EN cc-by Saudi Journal of Biological Sciences 2021-08-09

Nanoparticles where holmium was substituted with nickel-cadmium Ni0.5Cd0.5HoxFe2-xO4 (X = 0, 0.02, and 0.04) ferrites were synthesized through a sol-gel auto-combustion process to reveal their structural physical properties. The nanoparticles characterized using X-ray diffraction (XRD), scanning electron microscope (SEM), Fourier transform infrared ray (FTIR) spectroscopy, impedance spectroscopy techniques. XRD revealed the formation of cubic crystal structure had preferential orientation...

10.3390/cryst13030495 article EN cc-by Crystals 2023-03-14

Abstract It has been studied that both two-dimensional (2D) MoS 2 and V O 5 , which are classified as transition metal dichalcogenides oxides, good photocatalyst materials. For this purpose, the hydrothermal method was practiced to synthesize 5(1− x ) 2( ( X = 1–5% w/w) nanocomposites with different w/w weight percent of a prominent under laser irradiation for 2, 4, 6, 8, 10 min tune photocatalytic degradation industrial wastage water. The surface 2D molybdenum nanolayered matrix...

10.1515/ntrev-2024-0078 article EN cc-by Nanotechnology Reviews 2024-01-01

Attention towards heterostructures developed using 2D materials has surged due to their versatile capabilities in electronic devices.

10.1039/d4tc02167c article EN Journal of Materials Chemistry C 2024-01-01

Transition metal dichalcogenides (TMDs), such as rhenium diselenide, have currently attracted a lot of attention one the novel candidates TMD family.

10.1039/d2nj02433k article EN New Journal of Chemistry 2022-01-01

In the present work, pure and Cr-doped MoO3 microrods were successfully prepared through sol gel auto combustion method. The phase evaluation microstructural, dielectric, optical properties of synthesized samples investigated by using X-ray diffraction (XRD), scanning electron microscopy (SEM), energy dispersive spectroscopy (EDS), an impedance analyzer (1 MHz–3 GHz). All showed hexagonal structure with space group (P63). According to Vegard’s law, lattice parameters increase in chromium...

10.3390/cryst12091259 article EN cc-by Crystals 2022-09-05

Antioxidants are used to prevent oxidative changes and flavor development in oils fats. The aim of this study is evaluate the antioxidant effect adding thyme powder added on sunflower oil during frying at different temperature intervals (250 ± 1 °C). Thyme powders were ratio 0.5%, 1% 1.5%, period estimated for 2 h 250 °C. samples collected 0.5, 1, 1.5, potatoes fried each time. activity was 93.05 %, using DPPH root scanning methods. values acid, peroxide and, saponification, ​​and fatty acid...

10.1016/j.arabjc.2021.103411 article EN cc-by Arabian Journal of Chemistry 2021-08-30

Solid solutions of Sr-doped barium nonatitanate (Ba2Ti9O20) ceramics were synthesized by a mixed oxide route, studied their structural, microstructural, optical, and microwave dielectric properties studied. X-ray diffraction (XRD) has been used to reveal the structure crystallite size doped Ba2Ti9O20 ceramics. Rietveld refinements XRD patterns revealed that all have tetragonal with space group I4/m. The surface morphologies samples characterized using scanning electron microscopy (SEM)....

10.1021/acsomega.2c02733 article EN cc-by-nc-nd ACS Omega 2022-07-13

Lactobacillus plantarum Bu-Eg5 and rhamnosus Bu-Eg6 showed a potential probiotic role in vivo vitro preliminary unpublished work. This study demonstrated that mediated modifications of the physicochemical properties fermented skimmed cow's milk. Skim milk was inoculated with 1% (w/v) (T1), (T2) 1:1 (T3). After that, fresh control (C), T1, T2, T3 were freeze-dried (Zirbus Technology model: VaCo 5-D, S/N: COM98754, Germany). The resulting milks powders evaluated for their solubility index,...

10.1016/j.arabjc.2021.103291 article EN cc-by Arabian Journal of Chemistry 2021-06-26

Expression of concern for ‘Enhanced electrical and magnetic properties (Co, Yb) co-doped ZnO memristor neuromorphic computing’ by Noureddine Elboughdiri et al. , RSC Adv. 2023, 13 35993–36008, https://doi.org/10.1039/D3RA06853F.

10.1039/d4ra90092h article EN cc-by RSC Advances 2024-01-01

Low loss Ruddlesden-Popper (RP) series, i.e., (Sr1-xCax)5Ti4O13, 0.0 ≤ x 0.06, has been synthesized by a mixed oxide route. In this work, the substitution of Ca2+ cation in Sr5Ti4O13 sintered ceramics was chosen to enhance structural, optical, and dielectric properties product. It found that content significant effects on enhancing as compared Mn glass additions. observed relative density, band gap energy, (tangent loss) increase while permittivity decreases along with content. High density...

10.3390/mi13111824 article EN cc-by Micromachines 2022-10-26

Correction for ‘The effect of morphology on electrochemical hydrogen evolution reaction ReSe 2 nano-structures’ by Fozia Sultana et al. , New J. Chem. 2022, 46 14894–14902, https://doi.org/10.1039/D2NJ02433K.

10.1039/d2nj90134j article EN cc-by New Journal of Chemistry 2022-01-01
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