Contact angle
View article: Mechanism and Performance Analysis of Hybrid Nano Fluid for Enhanced Oil Recovery
Mechanism and Performance Analysis of Hybrid Nano Fluid for Enhanced Oil Recovery Open
The use of hybrid nanofluids aimed to improve the exceptional qualities of fluids, including adsorption, viscosity, stability, and interfacial tension. Although several surfactant changes utilizing hybrid nanomaterials have been documented…
View article: Study on the Tensile Properties and Waterproofing Mechanism of Bamboo Fibers Treated by Different Methods
Study on the Tensile Properties and Waterproofing Mechanism of Bamboo Fibers Treated by Different Methods Open
Bamboo fibers have received significant attention due to their biodegradability and environmental benefits. However, their inherent hydrophilicity causes dramatic degradation in mechanical properties after water absorption. Some methods ha…
View article: Development of a Test Bed to Investigate Wetting Behaviours of High-Temperature Heavy Liquid Metals for Advanced Nuclear Applications
Development of a Test Bed to Investigate Wetting Behaviours of High-Temperature Heavy Liquid Metals for Advanced Nuclear Applications Open
Specifically engineered heavy liquid metals are proposed as candidate coolants and tritium breeders for advanced nuclear applications. Understanding the wetting behaviours of these liquids on relevant substrate configurations is crucial to…
View article: Investigation of Oil and Water Surface Interactions in Nanoparticles Present in Crude Oil
Investigation of Oil and Water Surface Interactions in Nanoparticles Present in Crude Oil Open
Understanding how oil and water interact at the surface level is essential for enhancing crude oil recovery, particularly in Enhanced Oil Recovery (EOR) techniques. This study explores the effects of three types of nanoparticles, aluminum …
View article: Low-energy electron beam induced surface modification of polylactic acid (PLA)
Low-energy electron beam induced surface modification of polylactic acid (PLA) Open
Polylactide (PLA) is a bio-based, biodegradable polymer of high biomedical relevance. In this work, low-energy electron beam (LEEB) treatment was applied to PLA films to study structural and surface modifications. A set of complementary te…
View article: Water Co‐Adsorption in Ultrathin Films of Ionic Liquids on Pt(111)
Water Co‐Adsorption in Ultrathin Films of Ionic Liquids on Pt(111) Open
The influence of pre‐adsorbed water (D 2 O) on the growth, adsorption, orientation, and thermal behavior of two ionic liquids (ILs) on Pt(111) was studied within the SCILL (solid catalyst with ionic liquid layer) concept. Nonfunctionalized…
View article: Evaluation of Nanoparticle Adsorption Energy in a Silicon Dioxide–Stabilized Surfactant Foam System
Evaluation of Nanoparticle Adsorption Energy in a Silicon Dioxide–Stabilized Surfactant Foam System Open
Foam flooding is a promising enhanced oil recovery (EOR) while improving the gas sweep efficiency problem of gas flooding. On the other hand, nanotechnology has paved the way for utilizing nanoparticles in surfactant foam while improving f…
View article: Fabrication of Vanadium–Zirconium Conversion Coatings on 6061 Aluminum Alloy and Performance Modulation by Additives
Fabrication of Vanadium–Zirconium Conversion Coatings on 6061 Aluminum Alloy and Performance Modulation by Additives Open
Aluminum alloys used in harsh environments often suffer from inadequate protection due to the limited compactness and stability of existing chromate-free conversion coatings. This study designs and optimizes a corrosion-resistant vanadium-…
View article: A deep learning model for contact angle prediction in carbonate reservoirs under smart water assisted foam injection (SWAF)
A deep learning model for contact angle prediction in carbonate reservoirs under smart water assisted foam injection (SWAF) Open
View article: A High-Efficiency Environmentally Friendly Polishing Slurry for K9 Glass Utilizing Cerium-Based Compounds
A High-Efficiency Environmentally Friendly Polishing Slurry for K9 Glass Utilizing Cerium-Based Compounds Open
Owing to the rapid advancements in optical and microsystem technologies, K9 glass is extensively utilized in the fabrication of high-precision optical components. Nevertheless, the intrinsic brittleness and elevated hardness of K9 glass, c…
View article: Multi-Parameter Analysis of Nanoparticle Size Optimization and Mucus Penetration Efficiency Using a Microfluidic Platform
Multi-Parameter Analysis of Nanoparticle Size Optimization and Mucus Penetration Efficiency Using a Microfluidic Platform Open
This study used a PDMS microfluidic chip to study how nanoparticle size and surface wettability affect their movement in airway mucus. Artificial mucus with 3% mucin was used to test nanoparticles ranging from 50 nm to 300 nm in size and w…
View article: Rate independent capillary motion on a narrow Wilhelmy plate
Rate independent capillary motion on a narrow Wilhelmy plate Open
We study a rate independent energetic model of the Wilhelmy plate experiment in capillarity. The evolution is driven by vertical motions of the plate. We show stability of energy solutions to the evolution, in the sense used in the rate-in…
View article: Stood-up drop to measure receding contact angles
Stood-up drop to measure receding contact angles Open
The wetting behavior of drops on natural and industrial surfaces is determined by the advancing and receding contact angles. They are commonly measured by the sessile drop technique, also called goniometry, which doses liquid through a sol…
View article: Grain Size and Electrochemical Surface Modification Effects on Corrosion, Biological, and Technological Properties of CP Titanium Implants
Grain Size and Electrochemical Surface Modification Effects on Corrosion, Biological, and Technological Properties of CP Titanium Implants Open
Commercially pure (CP) titanium is widely used for long-term biomedical implants due to its high biocompatibility and corrosion resistance. However, its relatively low strength limits its use in highly loaded applications. Ultrafine-graine…
View article: Silanization of Cotton Fabric to Obtain Durable Hydrophobic and Oleophobic Materials
Silanization of Cotton Fabric to Obtain Durable Hydrophobic and Oleophobic Materials Open
Developing durable hydrophobic and oleophobic textiles using simple and environmentally responsible techniques remains a challenge. This study aimed to determine how the structure of organosilicon silanes—specifically the type of functiona…
View article: Simulating droplet adhesion on superhydrophobic surfaces
Simulating droplet adhesion on superhydrophobic surfaces Open
A numerical model is proposed to simulate the adhesion, compression, and subsequent detachment of a micro-liter droplet from a superhydrophobic surface composed of chemically homogeneous pillars arranged in a periodic fashion, replicating …
View article: X-ray Microscopy Study of Freezing Sessile Droplets
X-ray Microscopy Study of Freezing Sessile Droplets Open
A sessile water droplet on a cold substrate freezes into a shape with a sharp apex because of water's expansion upon freezing, yielding a universal tip angle across various conditions. Using \textit{in situ} X-ray imaging, we report that t…
View article: Modulation of experimental Alzheimer’s disease in rats through donepezil-loaded CSF implant
Modulation of experimental Alzheimer’s disease in rats through donepezil-loaded CSF implant Open
Alzheimer’s disease (AD) is a growing challenge worldwide, with current treatments largely symptomatic and limited. The current study aimed to introduce coated nanoporous membranes for localized drug delivery of donepezil, combining both a…
View article: X-ray Microscopy Study of Freezing Sessile Droplets
X-ray Microscopy Study of Freezing Sessile Droplets Open
A sessile water droplet on a cold substrate freezes into a shape with a sharp apex because of water's expansion upon freezing, yielding a universal tip angle across various conditions. Using \textit{in situ} X-ray imaging, we report that t…
View article: Analysis of the Effect of Fabrication Parameters on the Properties of Biopolymer Coatings Deposited on Ti13Zr13Nb Alloy
Analysis of the Effect of Fabrication Parameters on the Properties of Biopolymer Coatings Deposited on Ti13Zr13Nb Alloy Open
This work describes the preparation and characterization of chitosan-based biopolymer coatings containing silver, zinc, and hydroxyapatite nanoparticles deposited on the Ti13Zr13Nb alloy by the EPD method. It was intended to evaluate the i…
View article: Optimization of Microfibrillated and Nanofibrillated Cellulose Coating to Improve Performance of Paperboard Intended for Food Packaging Applications
Optimization of Microfibrillated and Nanofibrillated Cellulose Coating to Improve Performance of Paperboard Intended for Food Packaging Applications Open
Paper and paperboards represent about 31% of the global food packaging market. However, they show some limits and critical issues (migration of Mineral Oil Hydrocarbons‐MOH, poor barrier towards gas, water and grease, no sealability). To o…
View article: Enhanced Ocular Delivery of Epalrestat Using Nanostructured Lipid Carrier Laden Soft Contact Lens
Enhanced Ocular Delivery of Epalrestat Using Nanostructured Lipid Carrier Laden Soft Contact Lens Open
Background/Objectives: Epalrestat (EPL), an aldose reductase inhibitor, exhibits poor aqueous solubility and limited ocular bioavailability, which significantly restricts its therapeutic efficacy in the treatment of diabetic retinopathy. T…
View article: RESEARCH ON CONTACT PARAMETER CALIBRATION AND EXPERIMENT OF DISCRETE ELEMENT SIMULATION MODEL FOR RICE STRAW
RESEARCH ON CONTACT PARAMETER CALIBRATION AND EXPERIMENT OF DISCRETE ELEMENT SIMULATION MODEL FOR RICE STRAW Open
Considering the current suboptimal calibration of critical contact parameters in the discrete element model (DEM) for rice straw, which consequently limits the applicability of DEM in the design of rice straw processing machinery, this stu…
View article: Properties and printability of polylactic acid films : An effect of polyglutamate coated natto as a bio-plasticizer
Properties and printability of polylactic acid films : An effect of polyglutamate coated natto as a bio-plasticizer Open
Polylactic acid (PLA) film, a biodegradable alternative to petroleum-based plastics, has gained significant attention for sustainable packaging applications. However, its limited screen-printability remains a barrier to broader commercial …
View article: Effect of primer composition on zirconia surface properties and bond strength
Effect of primer composition on zirconia surface properties and bond strength Open
This study investigated the effects of different surface treatments on surface roughness, wettability, and shear bond strength of 3Y‐TZP (yttria‐stabilized tetragonal zirconia polycrystal). A total of 180 specimens (6 × 6 × 2 mm) underwent…
View article: 3D Nanofibrous Scaffolds for Encapsulation-Controlled Vancomycin Delivery: Antibacterial Performance and Cytocompatibility
3D Nanofibrous Scaffolds for Encapsulation-Controlled Vancomycin Delivery: Antibacterial Performance and Cytocompatibility Open
This study aimed to engineer nanofibrous scaffolds that prioritize architecture, rather than relying solely on the drug, to achieve reproducible, long-acting local therapies. Cotton-wool-like fiber, three-dimensional (3D) poly(L-lactic aci…
View article: Polysaccharides and Polyacrylamide as Linear Polymeric Stabilizers for Zwitterionic Short-Chain Fluorocarbon Surfactant: Interfacial Properties, Apparent Viscosity, and Foam Performance
Polysaccharides and Polyacrylamide as Linear Polymeric Stabilizers for Zwitterionic Short-Chain Fluorocarbon Surfactant: Interfacial Properties, Apparent Viscosity, and Foam Performance Open
Polymeric stabilizers play a critical role in enhancing the stability and performance of firefighting foams. This study evaluated the influence of three polymeric stabilizers (xanthan gum, XG; polyacrylamide, PAM; sodium carboxymethyl cell…
View article: Synthesis of a Stimulus-Sensitive Copolymer with Response to Temperature and pH in Silicone Catheters
Synthesis of a Stimulus-Sensitive Copolymer with Response to Temperature and pH in Silicone Catheters Open
This work aimed to synthesize a graft copolymer with temperature- and pH-responsive properties. The synthesis of SR-cat-g-(NVCL/NVIM) was carried out using the direct irradiation method with a 60Co gamma-ray source (Gammabeam 651 PT). The …
View article: Surface Modification of Polyetheretherketone (PEEK) via Femtosecond Laser Microprocessing for Enhanced Bioactivity: A Preliminary Study
Surface Modification of Polyetheretherketone (PEEK) via Femtosecond Laser Microprocessing for Enhanced Bioactivity: A Preliminary Study Open
The increasing prevalence of orthopedic disorders and technological advances have significantly improved the design and functionality of orthopedic implants, fostering the growth of the orthopedic implant market. Polyetheretherketone (PEEK…
View article: The Frictional Impact with Rebound for 3D Printed Surfaces
The Frictional Impact with Rebound for 3D Printed Surfaces Open
This research explores the oblique impact with rebound of a rigid rod and 3D-printed surfaces with varying infill ratios. A visco-elastic contact model is developed using normal impact experiments and then confirmed with oblique impact exp…