Results 81 to 90 of about 73,081 (288)

Effect of Water Aging on the Mechanical Properties of Hybrid Carbon/Aramid Reinforced Thermoplastic Composites

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates the mechanical properties of Carbon/Aramid intraply hybrid fiber‐reinforced Elium composites under 6 months of water aging. After aging, flexural strength decreases by 25.89%, tensile strength by 4.40%, and fracture toughness by 21.56%.
Muhammed Huseyin Guzel, Gurol Onal
wiley   +1 more source

Dependence of Na+ leakage on intrinsic properties of cation exchange resin in simulated secondary environment for nuclear power plants

open access: yesNuclear Engineering and Technology, 2023
Material corrosion in nuclear power plant (NPP) is not controlled only by amine injection but also by ion exchange (IX) which is the best option to remove trace Na+. This study was conducted to understand the Na+ leakage characteristics of IX beds packed
Hyun Kyoung Ahn   +3 more
doaj  

Ageing of resin from Pinus species assessed by infrared spectroscopy [PDF]

open access: yes, 2016
Resins obtained from Pinus genus species have been widely used in very different fields throughout history. As soon as the resins are secreted, molecular changes start altering their chemical, mechanical and optical properties.
Beltran Sanchidrian, Victòria   +3 more
core   +2 more sources

Influence of Temperature on Scratch and Wear Properties of Technical Thermoplastics: Implications for Material Selection

open access: yesAdvanced Engineering Materials, EarlyView.
The share of technical thermoplastics is expected to grow further in the e‐mobility segment. In this study, a detailed temperature‐based tribological characterization of technical thermoplastics is performed. The tribological properties are discussed in terms of the dynamic mechanical properties of polymers at different ambient temperatures. A proof of
Harsha Raghuram   +2 more
wiley   +1 more source

Influence of a Standard Heat Treatment on the Microstructure and Properties of Inconel X‐750 Produced by Laser Powder Bed Fusion

open access: yesAdvanced Engineering Materials, EarlyView.
Ni‐base superalloys produced using additive manufacturing (AM) have a different response to heat treatments when compared to their conventional counterparts. Due to such unpredictability, various alloys with industrial interest are currently overlooked in most prior AM research.
Guilherme Maziero Volpato   +6 more
wiley   +1 more source

The Use of Cation-exchange Resins for the Hydrolysis of Sucrose in Plant Extracts [PDF]

open access: yesPlant Physiology, 1953
There are a number of reports in the literature regarding the use of ionexchange materials for the catalytic hydrolysis of esters, proteins, and sucrose (1, 2, 3, 6, 7). The work of Bodamer and Kunin (1) on the hydrolysis of sucrose by several readily available synthetic cation exchangers suggested that it might be possible to use this method for the ...
openaire   +3 more sources

Quality Enhancement of Laser Powder‐Bed Fusion Parts by Acoustically Assisted Additive Manufacturing by Laser Powder‐Bed Fusion and its Application to Lattice Structures

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing technologies like laser powder‐bed fusion offer great design freedom and individualization of products down to a batch size of one. However, parts fabricated with this technology suffer from poor quality. Acoustic assistance during the build process can minimize these drawbacks.
Oliver Maurer, Dirk Bähre
wiley   +1 more source

Antibacterial Potency of Combined Extracts of Mitragyna inermis (Linn) and Monotes kerstingii (Linn) on Salmonella Typhi and Salmonella Paratyphi A and Its In vivo Toxicity against Swiss Albino Mice

open access: yesUMYU Journal of Microbiology Research, 2017
The phytochemical screening, antibacterial and toxicological effect of the extracts of Monotes kerstingii (Linn) and Mitragyna inermis (wild) extracts were investigated.
Zumbes, H.J.   +8 more
doaj   +1 more source

Agro-materials : a bibliographic review [PDF]

open access: yes, 2002
Facing the problems of plastic recycling and fossil resources exhaustion, the use of biomass to conceive new materials appears like a reasonable solution.
A. Rouilly   +51 more
core   +1 more source

Multimaterial Approach to Improve the Mechanical Properties of a Novel Modified Auxetic Reentrant Honeycomb Structure

open access: yesAdvanced Engineering Materials, EarlyView.
A multimaterial approach is introduced to improve upon auxetic structures by combining two different polymers into the same reentrant honeycomb structure via additive manufacturing. The deformation behavior as well as the resulting Poisson's ratio are thereby improved significantly.
Alexander Engel   +2 more
wiley   +1 more source

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