Results 111 to 120 of about 76,575 (304)

Unidirectional Tape‐Based Composites from Hemp and Pineapple Leaf Fiber: Mechanical Performance in Conventional and Bio‐Based Matrices

open access: yesAdvanced Engineering Materials, EarlyView.
The study investigates novel semi‐finished products made of unidirectionally arranged hemp or pineapple leaf fiber‐reinforced composites produced from different matrices. The materials are analyzed in terms of their mechanical and interfacial properties and void content.
Nina Graupner   +22 more
wiley   +1 more source

Tensile strain-induced softening of iron at high temperature

open access: yes, 2015
In weakly ferromagnetic materials, already small changes in the atomic configuration triggered by temperature or chemistry can alter the magnetic interactions responsible for the non-random atomic-spin orientation. Different magnetic states, in turn, can
Bergqvist, Lars   +8 more
core   +1 more source

Effect of Alloying and Impurity Elements In Magnesium Alloy Cast Anodes

open access: yesCorrosion, 1954
Data from extensive laboratory anode efficiency tests and supporting field tests illustrate the need for low impurity levels in the 6% Al—3% Zn magnesium alloy cast anodes. Data are presented which show the detrimental effects of the impurities copper, nickel, iron, lead and tin; the beneficial effect of manganese in counteracting to some extent the ...
H. A. Robinson, P. F. George
openaire   +2 more sources

Rheocasting versus Die Casting: An Insight into the Low‐Cycle Fatigue Behavior of AlSi7Mg0.6

open access: yesAdvanced Engineering Materials, EarlyView.
The study compares rheocast lightweight components with high‐pressure die cast materials regarding microstructure and fatigue behavior. Rheocast process offers higher efficiency due to lower casting temperatures. Despite some microstructural differences, both processes show similar strengths (yield strength 125 MPa, tensile strength 240 MPa).
Julia Richter   +4 more
wiley   +1 more source

Research Progress on Alloying of High Chromium Cast Iron—Austenite Stabilizing Elements and Modifying Elements

open access: yesCrystals
High chromium cast iron (HCCI) is widely used in the manufacturing of equipment parts in the fields of mining, cement, electric power, metallurgy, the chemical industry, and paper-making because of its excellent wear and corrosion resistance.
Shiqiu Liu, Li Liang
doaj   +1 more source

MAGNESIUM ALLOYS, CNTAINING RARE ELEMENTS

open access: yesJournal of Japan Institute of Light Metals, 1952
Recent developments in the field of Magnesium alloy added with rare elements have been surveyed. First, strengthening Magnesium alloy by the addition of Zirconium. Which refines its grain-size remarkablly is described. Various methods have been tried in adding Zr to Mg alloy, but none seems to have been fully succeeded. Addition of Lithium to Magnesium
openaire   +2 more sources

Can Ti‐Based MXenes Serve as Solid Lubricants for Brake Applications? A Tribological Study

open access: yesAdvanced Engineering Materials, EarlyView.
This study explores the first implementation of Ti‐based MXenes materials in brake pad friction composite material. The resulting composite material exhibits a 48% reduction in the wear rate; alongside significant improvements are observed for thermal and mechanical properties.
Eslam Mahmoud   +7 more
wiley   +1 more source

Graphite/copper alloy interfacial energies determined using the sessile drop method [PDF]

open access: yes
Graphite surfaces are not wet by pure copper. This lack of wetting is responsible for a debonding phenomenon that was found in continuous graphite fiber/copper matrix composites materials subjected to elevated temperatures.
Devincent, Sandra M.   +2 more
core   +1 more source

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