Results 71 to 80 of about 672,031 (310)

Molecular Dynamics Studies of Shape Memory Polymers: From Bead–Spring Models to Atomistic Simulations

open access: yesAdvanced Engineering Materials, EarlyView.
Coarse‐grained (left) and atomistic (right) models of the shape memory polymer ESTANE ETE 75DT3 are shown schematically. The two representations bridge molecular detail and mesoscopic description. Both models capture shape memory behavior, linking segmental mobility and conformational relaxation of anisotropic chains to macroscopic recovery, and ...
Fathollah Varnik
wiley   +1 more source

Preparation and optimization of La0.6Sr0.4Fe1-yCoyO3-δ cathodes for intermediate temperature solid oxide fuel cells

open access: yesJournal of Electrochemical Science and Engineering
It is shown in this work that a synthetic route based on the auto-combustion of an ethylene glycol-metal nitrate polymerized gel precursor can be efficiently used to easily produce a range of La0.6Sr0.4Fe1-yCoyO3-δ nanopowders at moderate temperatures ...
Jesús Tartaj, Alvaro Vázquez
doaj   +1 more source

Designing Polymer Nanocomposites for X‐Ray Shielding: Mechanisms, Architectures, and Scalable Processing

open access: yesAdvanced Engineering Materials, EarlyView.
This review highlights advances in lightweight, lead‐free polymer nanocomposites for diagnostic X‐ray shielding. By linking filler chemistry, dispersion, architecture, and photon interaction mechanisms, it establishes structure–performance relationships guiding material design.
Aklilu G. Messele   +2 more
wiley   +1 more source

Crystalline phase development in cordierite glass-ceramics [PDF]

open access: yes
Cordierite glass-ceramics are characterised by their excellent physical properties viz. high mechanical strength and hardness, good thermal shock resistance and chemical durability, and therefore are widely used in materials technology.
Todhunter, Raymond
core  

Influence of Geometric Design on Mechanical Performance of Auxetic Metastructure

open access: yesAdvanced Engineering Materials, EarlyView.
Strategic geometric reinforcement transforms auxetic performance. This study evaluates 3D‐printed arrowhead metastructures, revealing that a modified design with local ring reinforcement suppresses premature failure to achieve superior energy absorption and structural efficiency.
Muhammad Gulzari   +3 more
wiley   +1 more source

From timeless Japanese wood joinery to advanced ceramic joint interlocking

open access: yesDiscover Materials
Efficiency and adaptability are key factors in the development of high-performance architectural hybrid materials. While monolithic ceramics have limitations in advanced applications, hybrid structures combining multiple components or geometries offer ...
Patrizia Hoffmann   +3 more
doaj   +1 more source

Preparation of low cost glass–ceramics from molten blast furnace slag

open access: yes, 2012
In the current paper, a low-cost technology was used to prepare glass ceramics through directly heat-treating with molten glass containing blast furnace slag and silica sand. By making use of the sensible heat of the molten slag, the energy cost was much
Yan Zhao   +7 more
core   +1 more source

A Dislocation Perspective on Strength and Toughness in Ceramics

open access: yesAdvanced Engineering Materials, EarlyView.
Dislocations in ceramics enjoy a long but yet under‐appreciated history. The three research waves for dislocations in ceramics highlight the topic evolution over the last 90 years. This review focuses on the impact of dislocation on strength and toughness in ceramics.
Xufei Fang
wiley   +1 more source

Temperature dependence of Young's modulus of kaolin-based silicate ceramics with mullite addition

open access: yesOpen Ceramics
The temperature dependence of Young's modulus of kaolin-based silicate ceramics with mullite addition fired at 1100, 1200, 1300, 1400 and 1500 °C is investigated using the impulse excitation technique (IET).
Petra Šimonová   +4 more
doaj   +1 more source

Transparent glass-ceramics and interaction with alkali metal vapours [PDF]

open access: yes
The aims of the project were to investigate the fundamental processes involved when a glass is exposed to sodium vapour, and to examine the different ways of improving the resistance towards sodium attack.
Lau, John
core  

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