Academic Articles & Research Papers

Effect of Corrosion Product Films Induced by Tensile Stress on P110 Casing Steels Induced in CO2 Environment

Corrosion product films were formed on P110 casing steels by high-temperature and high-pressure autoclave in a CO2 environment induced by tensile stress. The effects of applied tensile stress on the protection characteristics and electroche...

Effect of Prior Rolling on Microstructures and Property of Diffusion-Bonded Mg/Al Alloy

In this study, magnesium alloy AZ91, which was cast by double roll casting system, was rolled by a rolling mill. Then, rolled magnesium alloy and magnesium alloy without being rolled were, respectively, welded with aluminum alloy 6061 by di...

Study of the growth mechanism of a self-assembled and ordered multi-dimensional heterojunction at atomic resolution

Abstract Multi-dimensional heterojunction materials have attracted much attention due to their intriguing properties, such as high efficiency, wide band gap regulation, low dimensional limitation, versatility and scalability. To further imp...

Properties of aniline or O-phenylenediamine/YBCO hybrid materials

YBa2Cu3O7-δ(YBCO) bulk material prepared by high temperature solid state reaction was milled and dispersed through ultrasonic process in ethanol to prepare nanoscale YBCO/ethanol sol. Then it was mixed with aniline or O-phenylenediamine and...

Dynamic Assembly of Microgels and Polymers at Non‐Aqueous Liquid/Liquid Interfaces

Abstract Particle assembly at liquid–liquid interfaces presents a promising bottom‐up strategy for creating supramolecular materials with advanced functionalities. However, the significantly lower interfacial tension observed in immiscible ...

Pressure Effects on Monolayer FeCl2: Above‐Room‐Temperature Ferromagnetism with In‐Plane Electric Polarization and Interface‐Free Magnetic Tunnel Junctions

ABSTRACT We investigate the influence of hydrostatic pressure on the physical properties of monolayer FeCl2 for spintronics applications. A phase transition from a ferromagnetic half‐metal to a ferromagnetic semiconductor is unveiled at 4.6...

Microstructure and corrosion behavior of SLM–Ti6Al4V with different fabrication angles in F−-containing solutions

Selective laser fusion (SLM) is an emerging 3D printing technology that can greatly shorten the processing cycle and reduce the production cost of medical implants, thus offering broad prospects for application in the biomedical field. In a...

Microstructure and corrosion resistance of Sm-containing Al-Mn-Si-Fe-Cu alloy

Optimizing alloy composition is an effective way to improve physical and chemical properties of automobile heat exchanger materials.A Sm-containing Al-Mn-Si-Fe-Cu alloy was investigated through transmission electron microscopy,scanning elec...

The Evolution of COVID-19 Transmission with Superspreaders Class under Classical and Caputo Piecewise Operators: Real Data Perspective from India, France, and Italy

In this study, we analyze the transmission of the COVID-19 model by using a piecewise operator in the classical Caputo sense. The existence along with the uniqueness of the solution of the COVID-19 model under a piecewise derivative is pres...

Fluoridobromate(V)–hydrogen fluoride cocrystallizates

Cocrystals of BrF5 and HF2− salts have been obtained for the first time in the form of the two compounds [NMe4][(BrF5)6(HF2)] and Cs2[(BrF5)6(HF2)(H2F3)]. These compounds are formed when hydrogen fluoride is present in reactions of BrF5 and...

Finite element analysis on the near field properties of metallic cavities with atomic sharpness

Using finite element calculations, we investigated the near field properties of two types of commonly used metal nanostructures (a tip-substrate model representing a scanning tunneling microscope type setup (TS) and a nanoparticle-on-mirror...

Pore structure and mechanical properties of directionally solidified porous aluminum alloys

Porous aluminum alloys produced by the metal-gas eutectic method or GASAR process need to be performed under a certain pressure of hydrogen, and to carry over melt to a tailor-made apparatus that ensures directional solidification. Hydrogen...

Materials science of concrete

Prediction of a Portland Cement's Properties from its Chemical and Mineralogical Compositon. Tricalcium Silicate Hydration: A Historical Overview. Thermodynamics of Hydration Reactions. Tricalcium Silicate Hydration: A Historical Overview. ...

The Coming of Materials Science

The Coming of Materials Science , Robert W. Cahn Pergamon, New York, 2001. $64.00 (568 pp.). isbn 0-08-042679-4 If one takes the broadest view, a significant fraction of modern-day physicists are materials scientists. Similarly, many chemis...

Encyclopedia of materials science and engineering

Materials Science and Engineering

The science-based stockpile stewardship program emphasizes a better understanding of how complex components function through advanced computer calculations. Many of the problem areas are in the behavior of materials making up the equipment....

Principles of Materials Science and Engineering

This book attempts to provide basic knowledge about the structure, properties, and processing of engineering materials and their applications. The first chapter gives an introduction to materials science and engineering and briefly describe...

An In Vitro Study of Local Oxygen Therapy as Adjunctive Antimicrobial Therapeutic Option for Patients with Periodontitis

Periodontitis is a common global disease caused by bacterial dysbiosis leading to tissue destruction, and it is strongly associated with anaerobic bacterial colonization. Therapeutic strategies such as oxygen therapy have been developed to ...

Materials for Total Hip Joint Prostheses: Biaxial Flexural Strength of Two Ceramic Systems

Total hip joint replacement is one of the most successful orthopaedic surgeries in the last decade. Essential part of total hip joint prostheses is the mobile joint “hemispherical head - hemispherical cup”. Functional properties and durabil...

Effect of Heat Input on Microstructure and Hardness Distribution of Laser Welded Si-Al TRIP-Type Steel

This study is concerned with issues related to laser welding of Si-Al type TRIP steels with Nb and Ti microadditions. The tests of laser welding of thermomechanically rolled sheet sections were carried out using keyhole welding and a solid-...