-
2461
-
2462
Preparing a New Type of Concrete Based on Sulfur-melamine Modifier
Published 2024-03-01“…The IR results confirmed the amino functional groups (attached melamine ring) and the formation of polymer sulfur chains. …”
Get full text
Article -
2463
Determination of Metals in Natural Waters by Inductively Coupled Plasma Optical Emission Spectroscopy after Preconcentration on Silica Sequentially Coated with Layers of Polyhexame...
Published 2019-01-01“…The adsorption of Cu(II), Fe(III), Co(II), Ni(II), Al(III), Zn(II), Pb(II), Mn(II), and Cr(III) on prepared complexing adsorbents under static and dynamic conditions was studied as a function of time, pH, sample volume, and presence of interfering ions. …”
Get full text
Article -
2464
Performance of Poly(Styrene—Divinylbenzene) Magnetic Porous Microspheres Prepared by Suspension Polymerization for the Adsorption of 2, 4-Dichlorophenol and 2, 6-Dichlorophenol fro...
Published 2013-07-01“…Thermodynamic parameters were calculated by the Gibbs free energy function, confirming that adsorption process was spontaneous and endothermic. …”
Get full text
Article -
2465
Determination of strength criteria on conditions of visual testability of impact damage in composite aircraft constructions
Published 2019-12-01“…For the statistical analysis of empirical data and determination of dependence for the damage detection probability on its size, the Weibull function was utilized. Determination of BVID size using "90/95" criterion was performed by means of the bootstrap method (95% of inspectors must detect not less than 90% of defects with the size not smaller than BVID). …”
Get full text
Article -
2466
Application of Sulfur-2,4-dinitrophenylhydrazine as Modifier for Producing an Advantageous Concrete
Published 2023-12-01“…The IR findings verified the presence of amino functional groups (connected melamine ring) and the establishment of polymer sulfur chains. …”
Get full text
Article -
2467
Optical and electrical properties of SeO2 and NiO nanoparticles boosted the polymeric blend of PVDF and PVP for optoelectronic applications
Published 2025-07-01“…FT-IR spectra depicted the homogeneity of the host blend, through showing the main functional peaks of PVDF and PVP, and the significant activity of the added nano-fillers towards the PVDF/PVP chains through making polymer-nanoparticle interactions. …”
Get full text
Article -
2468
Technique for reducing the surgical porosity of small-diameter vascular grafts
Published 2023-09-01“…The surface structure and mechanical properties of the samples were investigated. Functional properties of the bioactive VGs were evaluated in relation to their interaction with cell cultures in vitro.Results. …”
Get full text
Article -
2469
Mass transpiration impact on effectiveness of heat transport of ternary hybrid nanofluid with velocity slip
Published 2025-09-01“…Some potential applications are in polymer processing, fiber production, power generation, refrigeration, aircraft design, and many more. …”
Get full text
Article -
2470
Fabrication of Electrospun Porous TiO<sub>2</sub> Dielectric Film in a Ti–TiO<sub>2</sub>–Si Heterostructure for Metal–Insulator–Semiconductor Capacitors
Published 2024-09-01“…Nano-microscale layers were formed via electrospinning by applying a high voltage to a polymer solution, and electrical properties were analyzed as a function of the TiO<sub>2</sub> crystalline phase and residual amount of PVDF at different annealing temperatures. …”
Get full text
Article -
2471
Experimental Investigation on Mechanical Behaviour of 3D-Printed Part for Brake Pedal Applications
Published 2025-03-01“…Reverse engineering is a technique or approach in which one tries to understand, using deductive reasoning and little to no understanding of how something works, such as how a previously created device, process, system, or piece of software performs a function. It can be used to collect visual data to recreate models of desired objects using 3D scanning methods. …”
Get full text
Article -
2472
In vitro vascularization of 3D cell aggregates in microwells with integrated vascular beds
Published 2024-12-01“…Most human tissues possess vascular networks supplying oxygen and nutrients. Engineering of functional tissue and organ models or equivalents often require the integration of artificial vascular networks. …”
Get full text
Article -
2473
Developing a Superhydrophilic/Underwater Superoleophobic Plasma-Modified PVDF Microfiltration Membrane with Copolymer Hydrogels for Oily Water Separation
Published 2025-06-01“…Polymer membranes often face challenges of oil fouling and rapid water flux decline during the separation of oil-in-water emulsions, making them a focal point of ongoing research and development efforts. …”
Get full text
Article -
2474
-
2475
NANOMODIFIED CONCRETE
Published 2015-12-01“…An additional environment is required in order to solve this problem and the environment will form a continuous phase in the composite. This function can be performed by liquid or dispersed phase.…”
Get full text
Article -
2476
Metallography Specimen Mounting Device Suitable for Industrial or Educational Purposes
Published 2025-05-01“…Utilizing the House of Quality (HoQ) framework within Quality Function Deployment (QFD), the device prioritizes critical customer requirements, including safety (validated via finite element method, FEM), affordability, and compatibility with standard hydraulic presses. …”
Get full text
Article -
2477
The Performance of Bio-Integrative Mineral-Fiber Reinforced Screws in a Load Bearing Osteotomy Model in Sheep
Published 2024-12-01“…Category: Basic Sciences/Biologics Introduction/Purpose: Injuries to weight-bearing bones can be detrimental to patient mobility, often requiring surgical intervention, as mechanical failure leads to non-union, joint stiffness, and compromised function. Metal implants are widely used for fracture fixation; however, stress concentration, irritation, and pain often result in hardware removal, driving the development of non-permanent implants, traditionally polymer-based. …”
Get full text
Article -
2478
Innovative gene delivery systems for retinal disease therapy
Published 2026-02-01“…Gene delivery systems hold great promise for treating retinal diseases by enabling the targeted delivery of therapeutic genes to affected cells or by converting endogenous cells into functional ones to facilitate nerve regeneration, potentially restoring vision. …”
Get full text
Article -
2479
Clinical status and cytokine profiles in patients with asthma or chronic obstructive pulmonary disease vaccinated against influenza.
Published 2025-01-01“…<h4>Discussion</h4>Analysis of the immunological, clinical and functional parameters in asthma and COPD patients showed that vaccination not only reduces the risk of influenza and other respiratory infections due to activation of non-specific protection, but also improves the clinical course of asthma and COPD.…”
Get full text
Article -
2480
Research progress on in-situ catalytic hydrodeoxygenation of lignin
Published 2024-04-01“…It utilizes solvents or lignin′s functional groups as hydrogen sources. During the catalytic process, hydrogen is generated in situ and acts on the substrate, achieving efficient value-added conversion. …”
Get full text
Article