-
2881
New Sustainable Biosorbent Based on Recycled Deoiled Carob Seeds: Optimization of Heavy Metals Remediation
Published 2018-01-01“…The biosorbents were characterized by Fourier transform infrared spectroscopy (FT-IR), scanning electron microscopy (SEM), energy dispersive X-ray (EDX), Boehm titration, and the point of zero charge (pHPZC).…”
Get full text
Article -
2882
Physicochemical Characterization and In Vivo Evaluation of Amorphous and Partially Crystalline Calcium Phosphate Coatings Fabricated on Ti-6Al-4V Implants by the Plasma Spray Metho...
Published 2012-01-01“…Plasma sprayed hydroxyapatite (PSHA) and amorphous calcium phosphate (ACP) surfaces were characterized by scanning electron microscopy (SEM), interferometry (IFM), X-ray diffraction (XRD), and Fourier transform infrared spectroscopy (FT-IR). Implants were placed in the radius epiphysis, and the right limb of dogs provided implants that remained for 6 weeks, and the left limb provided implants that remained 12 weeks in vivo. …”
Get full text
Article -
2883
Electrophoretic Deposition of Chitosan Films Doped with Nd2Ti2O7 Nanoparticles as Protective Coatings against Corrosion in Saline Solutions
Published 2019-01-01“…According to the FT-IR (Fourier transform infrared spectroscopy), Raman, and XRD (X-ray diffraction) analyses, it was observed that the presence of the nanoparticles modified the properties of the chitosan films, that is, their crystallinity was increased and their moisture absorption capacity was reduced. …”
Get full text
Article -
2884
Changing Characteristics of Sandstone Pore Size under Cyclic Loading
Published 2021-01-01“…These characteristics were studied under different pressures, pore diameters, and pore throat size distribution laws using a UTM5540 electronic universal testing machine, magnetic resonance imaging scanning, and low field nuclear magnetic resonance spectroscopy with cyclic loading on yellow sandstone. …”
Get full text
Article -
2885
Color, Structure, and Thermal Stability of Alginate Films with Raspberry and/or Black Currant Seed Oils
Published 2025-01-01Get full text
Article -
2886
Valorization of Date Pits as an Effective Biosorbent for Remazol Brilliant Blue Adsorption from Aqueous Solution
Published 2020-01-01“…The characterization of RDP material is investigated by X-ray diffraction (XRD), scanning electron microscopy (SEM), and Fourier-transform infrared spectroscopy (FTIR). Based on the calculation, the kinetic rate of the adsorption was well modeled by pseudo-second-order and Langmuir isotherm. …”
Get full text
Article -
2887
Nanoscale ultrafast dynamics in Bi2Te3 thin film by terahertz scanning near-field nanoscopy
Published 2025-02-01“…By utilizing THz scattering-type scanning near-field optical microscopy, we investigated THz time-domain spectroscopy, optical-pump THz probe, and THz emission in TI thin films at nanoscale. …”
Get full text
Article -
2888
Encapsulation of Hydrogen Peroxide in PVA/PVP Hydrogels for Medical Applications
Published 2025-01-01“…The structural and morphological properties of the hydrogel were characterized using Fourier transform infrared spectroscopy (FTIR), environmental scanning electron microscope analysis (E-SEM), and water-swelling tests. …”
Get full text
Article -
2889
Sodium cation exchanged zeolites for direct air capture of CO2
Published 2025-01-01“…This study systematically investigated the CO2 adsorption-desorption performance of the representative zeolites (ZSM-5, Beta, Mordenite and Y) in H- and Na-forms using various analytical methods, including in-situ Diffuse Reflectance Infrared Fourier Transform spectroscopy. Compared to the corresponding H-zeolites, the enhancement of CO2 adsorption capacity by Na+ ions was observed for all the structure-type zeolite adsorbents. …”
Get full text
Article -
2890
Liquid–Solid Triboelectric Nanogenerator‐Based DNA Barcode Detection Biosensor for Species Identification
Published 2025-01-01“…However, the wide utilization of existing detection biosensors is limited by bulky and expensive instruments, such as Raman spectroscopy and electrochemical station. Herein, a liquid–solid triboelectric nanogenerator (TENG)‐based DNA barcode detection biosensor is proposed, which consists of water flow, fluid channel, and PDMS film attached by specifically designed capture probe. …”
Get full text
Article -
2891
fNIRS neurofeedback facilitates emotion regulation: Exploring individual differences over the ventrolateral prefrontal cortex
Published 2025-03-01“…Participants in the experimental group underwent VLPFCNF training over eight sessions across two consecutive days, while those in the sham group received random signals from functional near-infrared spectroscopy (fNIRS). To investigate individual variability, participants in the experimental group were further categorized as high or low-efficacy groups based on their training efficiency, determined by the regression slope of VLPFC activity over the sessions. …”
Get full text
Article -
2892
A Study and Comparison of the Preparation of Gadolinium Aluminate Nanoparticles Using γ-Irradiated and Unirradiated Precursors
Published 2018-01-01“…The formation of NPs has been confirmed by X-ray diffraction analysis (XRD) and Fourier-transform infrared (FT-IR) spectroscopy. The results indicate towards the formation of an orthorhombic perovskite structure of GdAO3 in the Pbnm space group. …”
Get full text
Article -
2893
In-situ probing of the Fischer-Tropsch reaction on Co single crystal surfaces up to 1 bar
Published 2025-01-01“…Here, we report an in-situ X-ray photoelectron spectroscopy study of Co $$\left(0001\right)$$ 0001 and Co( $$10\bar{1}4$$ 10 1 ¯ 4 ), and in-situ high energy surface X-ray diffraction of Co $$\left(0001\right),$$ 0001 , during the Fischer-Tropsch reaction at 0.15 bar - 1 bar and 406 K - 548 K in a H2/CO gas mixture. …”
Get full text
Article -
2894
Synthesis and Pesticidal Activities of 5-(2-Cyclopropylaminopyrimidin-4-yl)-4-(thiophenyl)thiazole Derivatives
Published 2015-01-01“…Compounds designated as XIII-6~XV-7 were newly synthesized and their structures were confirmed by 1H- and 13C-NMR spectroscopy. Mosquito larvicidal activities of all the synthesized compounds against C. pipiens pallens were examined and Comp I among them showed the strongest larvicidal activity as 0.513 mM of LC50 value. …”
Get full text
Article -
2895
Tailor-Made, Linear, and “Comb-Like” Polyester-Based Copolymers: Synthesis, Characterization, and Thermal Behavior of Potential 3D-Printing/Electrospinning Candidates
Published 2018-01-01“…Copolymers were characterized by hydrogen nuclear magnetic resonance (1H-NMR), size exclusion chromatography (SEC), and Fourier transform infrared (FTIR) spectroscopy. All polymers exhibited narrow molar masses distributions (Mw/Mn<1.54), and their thermal properties were analyzed by isothermal crystallization kinetics (Avrami’s theory, by using differential scanning calorimetry (DSC)) and by employing modulated thermogravimetric analysis (MTGA). …”
Get full text
Article -
2896
Development of a Sustainable Flexible Humidity Sensor Based on <i>Tenebrio molitor</i> Larvae Biomass-Derived Chitosan
Published 2025-01-01“…Comprehensive characterization of the chitosan film was performed using Fourier-transform infrared (FTIR) spectroscopy, contact angle measurements, and tensile testing, which confirmed its chemical structure, wettability, and mechanical stability. …”
Get full text
Article -
2897
Morphology, structure, and electrochemical properties of the MnOx@CNTs composite: a study of SEM, EDX, XPS, and CVA methods
Published 2022-04-01“…The study of the electronic structure of the nanocomposite, performed by X-ray photoelectron spectroscopy (XPS), showed that manganese is in two chemically nonequivalent states in MnO2-x and in KMnO4 . …”
Get full text
Article -
2898
Microstructural transformation of GO to rGO by ascorbate acid green-agent enhanced using sonication method
Published 2025-01-01“…Characterization of particle size distribution and band gap was carried out using PSA and UV–vis, while changes in microstructure, crystallization, and morphology were analyzed using XRD, Raman spectroscopy, and SEM/EDX. The results showed that increasing the sonication duration decreased the particle size of rGO significantly, contributing to microstructural transformation. …”
Get full text
Article -
2899
Study of Highly Stable Nitrogen-Doped a-InGaSnO Thin-Film Transistors
Published 2024-01-01“…The X-ray photoelectron spectroscopy analysis (XPS) and low frequency noise (LFN) are employed to study the mechanism of N-doping in a-IGTO TFTs. …”
Get full text
Article -
2900
Intrinsically anisotropic 1D NbTe4 for self-powered polarization-sensitive photodetection
Published 2024-11-01“…Angle-resolved polarized Raman spectroscopy, in conjunction with azimuth-dependent reflectance difference microscopy, confirmed that 1D NbTe₄ exhibits intrinsic structural and in-plane optical anisotropy. …”
Get full text
Article