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31501
Synthesis and Thermal Oxidation Resistance of Boron-Rich Boron–Carbide Material
Published 2023-10-01“…Raman spectroscopy reveals the existence of a 386 cm<sup>−1</sup> vibrational mode representative of C-B-B linear chain formation due to excess boron in the lattice. …”
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31502
A Review of Modern Assessment Methods for Metal and Metal-Oxide Based Primers for Substrate Corrosion Protection
Published 2019-09-01“…Galvanic throwing power is assessed by scanning vibrating electrode technique (SVET), multi-electrode array (MEA), and scanning kelvin probe (SKP). …”
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31503
Adsorption of reactive red 2BF onto Ni0.3Co0.2Zn0.5Fe2O4 nanoparticles fabricated via the ethanol solution of nitrate combustion process
Published 2021-01-01“…And the Ni _0.3 Co _0.2 Zn _0.5 Fe _2 O _4 nanoparticles fabricated at 500 °C for 2 h were characterized by means of the transmission electron microscopy (TEM), the vibrating sample magnetometer (VSM), the scanning electron microscopy (SEM), and the x-ray diffraction (XRD). …”
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31504
Magnetic Biocatalysts of Pectinase: Synthesis by Macromolecular Cross-Linker for Application in Apple Juice Clarification
Published 2020-01-01“…Fourier-transform infrared spectroscopy (FTIR), dynamic light scattering, transmission electron microscopy, and vibrating sample magnetometer were used to identify the groups and investigate the structures. …”
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31505
A FTIR and DFT Combination Study to Reveal the Mechanism of Eliminating the Azeotropy in Ethyl Propionate–n-Propanol System with Ionic Liquid Entrainer
Published 2023-06-01“…In this paper, Fourier-transform infrared spectroscopy (FTIR) and theoretical calculations were applied to screen the microstructures of ethyl propionate–n-propanol–1-ethyl-3-methylimidzolium acetate ([EMIM][OAC]) systems before and after azeotropy breaking. A detailed vibrational analysis was carried out on the <i>v</i>(C=O) region of ethyl propionate and <i>v</i>(O–D) region of n-propanol-<i>d</i><sub>1</sub>. …”
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31506
Torque measurement as a tool to monitor the breakdown of cassava starch gels, by the effect of Fenton's initiator for graft copolymerization
Published 2022-01-01“…These peaks are in the range of the vibrational frequencies associated to CO bonds, that are not present in the original starch. …”
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31507
Synthesis of Ni2+-functionalized polydopamine magnetic beads for facilitated purification of histidine-tagged proteins
Published 2023-10-01“…Prepared nanoparticles were characterized through scanning electron microscopy (SEM), ultraviolet-visible spectroscopy (UV-vis), dynamic light scattering (DLS), Inductively Coupled Plasma (ICP), and vibrating sample magnetometer (VSM). The size distribution of the particles was reported in the narrow range of 120–140 nm and 200 to 220 nm by the SEM image and DLS analysis, respectively. …”
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31508
Pd nanoparticles supported over agar-agar functionalized Fe3O4 as a biodegradable composite nanomedicine for the in-vitro anti-human oral cancer application
Published 2022-11-01“…The post-synthetically modified material was meticulously characterized through several analytical techniques, such as Fourier Transformed Infra Red (FT-IR) spectroscopy, scanning electron microscopy (SEM), energy-dispersive X-ray spectroscopy (EDX), energy dispersive X-ray analysis (EDX), elemental mapping, transmission electron microscopy (TEM), vibrating-sample magnetometer (VSM), X-ray diffraction analysis (XRD), and inductively coupled plasma-atomic emission spectrometry (ICP-AES) analysis. …”
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31509
Interacting Multiple Model Estimators for Fault Detection in a Magnetorheological Damper
Published 2023-12-01“…Magnetorheological dampers exhibit a diverse array of applications in the automotive and aerospace sectors, with particular relevance to attenuating vibrations through adaptive suspension systems. Applied to a magnetorheological (MR) damper with distinct operating modes determined by the damper’s current, the results showcase the effectiveness of IMM-ESIF. …”
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31510
CO<sub>2</sub> and H<sub>2</sub>O Coadsorption and Reaction on the Low-Index Surfaces of Tantalum Nitride: A First-Principles DFT-D3 Investigation
Published 2020-10-01“…The adsorption of the CO<sub>2</sub> on the Ta<sub>3</sub>N<sub>5</sub>(001), (010), and (110) surfaces is demonstrated to be characterized by charge transfer from surface species to the CO<sub>2</sub> molecule, resulting in its activation (i.e., forming negatively charged bent CO<sub>2</sub><sup>−δ</sup> species, with elongated C–O bonds confirmed via vibrational frequency analyses). Compared to direct CO<sub>2</sub> dissociation, H<sub>2</sub>O dissociates spontaneously on the Ta<sub>3</sub>N<sub>5</sub> surfaces, providing the necessary hydrogen source for CO<sub>2</sub> reduction reactions. …”
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31511
Simple One-Step Synthesis of Nipa Frond-Derived Magnetic Porous Carbon for Decolorization of Acid Yellow 23
Published 2023-01-01“…Properties of the obtained material were determined by X-ray diffraction (XRD), nitrogen adsorption and desorption isotherms, vibrating sample magnetometer (VSM), scanning electron microscopy (SEM) images, energy-dispersive X-ray (EDX) spectroscopy, and Fourier-transform infrared (FTIR) spectroscopy. …”
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31512
In Search of Magnetic Properties of Samarium Cobalt (Sm2Co17) within a Low-Temperature Sintering Process
Published 2021-09-01“…The test results of the magnetic properties using vibrating-sample magnetometer (VSM) revealed high coercivity and retentivity in the samples sintered at 400 °C. …”
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31513
Approximating Dynamic Elastic Modulus of Concrete for an Old Aqueduct Using Dynamic Tests and BP Neural Network
Published 2023-07-01“…For the aqueduct under investigation in this study, the dynamic elastic modulus of bent frames and moment frame supports (<i>E<sub>d-frame</sub></i>), the dynamic elastic modulus of arch trusses (<i>E<sub>d-arch</sub></i>) and the shear stiffnesses of the asphaltic bearings of U-shaped flumes (<i>K<sub>flume</sub></i>) are the main parameters to define the dynamic behavior of the structure, which have direct correlation with its vibrational characteristics and thus practicably can be estimated by a BP (back-propagation) neural network using modal frequencies as inputs. …”
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31514
Decontamination of Metronidazole Antibiotic: A Novel Nanocomposite-Based Strategy
Published 2023-09-01“…Among the methods used were infrared spectroscopy, X-ray diffraction, scanning electron microscopy, and vibrating sample magnetometry (VSM). The antibiotic Metronidazole (MET) was broken down using a potent nanocatalyst made of MNPs in a solar-irradiated batch system. …”
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31515
The tin doping effect on the physicochemical and nonlinear optical properties of the manganese oxide (Mn3O4: Sn) thin films
Published 2023-01-01“…Raman measurement confirmed the vibrational mode, A1g, and the XRD results with the presence of no secondary phases. …”
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31516
A Machine Learning Framework for Assessing Seismic Hazard Safety of Reinforced Concrete Buildings
Published 2020-10-01“…Thus, it is crucial to recognize structures that are susceptible to earthquake vibrations and need to be prioritized for retrofitting. …”
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31517
Fabrication, characterization, and antibacterial activity of ferrite, chromite, and aluminate nanoparticles
Published 2024-01-01“…Energy-dispersive x-ray analysis ensured the presence of chemical constituents in all samples. The vibrational modes of NPs were confirmed with Fourier transform infrared spectroscopy. …”
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31518
Fuzzy Super-Twisting Sliding Mode Controller for Switched Reluctance Wind Power Generator in Low-Voltage DC Microgrid Applications
Published 2024-03-01“…Moreover, high torque ripple can lead to mechanical vibrations and noise in the powertrain, impacting the overall system performance. …”
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31519
Green Synthesis of Fe<sub>3</sub>O<sub>4</sub> Nanoparticles and Its Applications in Wastewater Treatment
Published 2022-12-01“…The green Fe<sub>3</sub>O<sub>4</sub> (Fe<sub>3</sub>O<sub>4</sub>/CA) was characterized by X-ray diffraction (XRD), scanning electron microscopy (SEM), energy-dispersive X-ray spectroscopy analysis (EDX), Fourier-transform infrared (FTIR) spectroscopy, Brunauer–Emmett–Teller (BET) surface area measurement, and vibrating sample magnetometry (VSM). The synthesized Fe<sub>3</sub>O<sub>4</sub>/CA was used to remove methylene blue (MB) dye from an aqueous solution. …”
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31520
Reduced graphene oxide-ferrite microcomposites based on petung bamboo (dendrocalamus asper) charcoal and iron sand as lightweight microwave absorbing materials
Published 2023-01-01“…Structural characterization by x-ray Fluorosence, Fourier Transform Infrared, Vibrating Sample Magnetometry, x-ray Diffraction, Scanning Electron Microscopy proved that micrometer sized reduced graphene oxide ferrite in the microcomposites was responsible for the ferromagnetic behavior of the composites. …”
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