Results 61 to 70 of about 352,140 (385)

Chemical Characterization of Stabilized and Carbonized Polyacrylonitrile (PAN) Fibers Treated with Oleic Acid.

open access: yesMATEC Web of Conferences, 2014
Polyacrylonitrile (PAN) fiber is the best precursor for carbon fibers due to high carbon content after heat treatment. After the polymer was spun into fibers, the fibers will undergo pretreatment process with chemical solution known as post spinning ...
Salleh Shahrul Nizam Md   +2 more
doaj   +1 more source

Influence of Natural Fiber on the Mechanical Properties of Epoxy Composites [PDF]

open access: yesEngineering and Technology Journal, 2010
The present study deals with the effects of natural fibers on some mechanicalproperties of the Epoxy composite. This research was carried out by reinforcingthe matrix (Epoxy) resin with natural material (cane sugar fibers) and syntheticfibers (chopped ...
Noor Sabah Sadeq
doaj   +1 more source

An Ontology‐Augmented Digital Twin for Fiber‐Reinforced Polymer Structures at the Example of Wind Turbine Rotor Blades

open access: yesAdvanced Engineering Materials, EarlyView.
A methodology for establishing an ontology‐augmented structural digital twin for fiber‐reinforced polymer structures dedicated to individual lifetime prediction, in this case, a wind turbine rotor blade, is introduced. The methodology resembles the manufacturing as well as the operation of the structure.
Marc Luger   +6 more
wiley   +1 more source

Maillard Type Reaction for Electroless Copper Plating onto Ceramic Nanoparticles

open access: yesAdvanced Engineering Materials, EarlyView.
This work presents the manufacturing of copper‐plated ceramic nanoparticles in an environmentally friendly way. Supported by organic functionalizations with pectin an electroless plating step can be performed. Sustainable reagents like xylose, and several amino acids are used for the reduction process.
Lukas Mielewczyk   +8 more
wiley   +1 more source

Mechanical Properties of Domestic T700 Grade Carbon Fibers/QY9611 BMI Matrix Composites

open access: yesJournal of Aeronautical Materials, 2017
The morphologies,surface energies and surface chemical properties of the domestic T700 grade carbon fiber and the T700S carbon fiber were characterized by using scanning electronic microscopy (SEM), inverse gas chromatography(IGC) and X-ray photoelectron
LI Guoli   +3 more
doaj   +1 more source

Formation of carbon nano and micro structures on C1+ irradiated copper surfaces [PDF]

open access: yesJ Phys Conf Ser, 439, 012007, 2013, 2016
A series of experiments has identified mechanisms of carbon nano- and micro-structure formation at room temperature, without catalyst and in the environment of immiscible metallic surroundings. The structures include threaded nano fibres, graphitic sheets and carbon onions. Copper as substrate was used due to its immiscibility with carbon.
arxiv   +1 more source

Environmental Impact Assessment of Copper‐Alloy Production Using Process Simulation and Semantic Modeling

open access: yesAdvanced Engineering Materials, EarlyView.
In the current research, how environmental impacts of products can be tracked through complex production networks using semantic data and environmental impact calculations is demonstrated. Here, the example of secondary copper production and the subsequent production of copper alloys is discussed.
Mohsin Sajjad   +3 more
wiley   +1 more source

Comparative Wear and Friction Analysis of Sliding Surface Materials for Hydrostatic Bearing under Oil Supply Failure Conditions

open access: yesAdvanced Engineering Materials, EarlyView.
Hydrostatic bearings excel in high‐precision applications, but their performance hinges on a continuous external supply. This study evaluates various material combinations for sliding surfaces to mitigate damage during supply failures or misalignment and to discover the most effective materials identified for enhancing the reliability and efficiency of
Michal Michalec   +6 more
wiley   +1 more source

Enhanced Electrochemical Properties of Biobased Activated Carbon for Supercapacitors

open access: yesAdvanced Engineering Materials, EarlyView.
Biobased activated carbons with diverse properties (pore size distribution, electrical conductivity, capacitance) for supercapacitors applications are synthesized and tested, using renewable biomass as versatile raw materials with disparate inherent heteroatom and molecular building blocks.
Shengfei Zhou   +4 more
wiley   +1 more source

Effects of carbon fibers on consumer products [PDF]

open access: yes, 1980
The potential effects of carbon fibers on consumer products such as dishwashers, microwave ovens, and smoke detectors were investigated. The investigation was divided into two categories to determine the potential faults and hazards that could occur if ...
Lovett, C. D., Wise, R. A.
core   +1 more source

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