Results 21 to 30 of about 4,473 (248)

Effect of freezing temperature on impact bending strength and shore-D hardness of some wood species

open access: yesBioResources, 2022
Wood is exposed to variable environmental conditions during its use. Low temperature is one of the most important environmental factors affecting the behavior of wood in use. Contrary to other mechanical properties, there are not enough studies on how the impact bending strength is affected during freezing of wood.
openaire   +3 more sources

Electromyographic Evaluation of the Impacts of Different Insoles in the Activity Patterns of the Lower Limb Muscles during Sport Motorcycling: A Cross-Over Trial

open access: yesSensors, 2019
Customized foot insoles (CFI) have been recognized to reduce the prevalence of foot disorders in sport. The aim of this study was to evaluate the effect of four types of CFI on the activity patterns of the lower limb muscles (LLM) in healthy people ...
Israel Casado-Hernández   +6 more
doaj   +1 more source

On compressive and morphological features of 3D printed almond skin powder reinforced PLA matrix

open access: yesMaterials Research Express, 2020
This paper reports the compressive, morphological and surface hardness properties of almond skin powder reinforced polylactic acid (PLA) matrix based 3D printed functional prototypes prepared by fused filament fabrication (FFF) as biomedical scaffolds ...
Rupinder Singh   +3 more
doaj   +1 more source

Hardness, Decay and Water Resistance of Polypropylene/Montmorillonite/Almond Shell Flour Composites [PDF]

open access: yesMaterials Research, 2016
The effect of montmorillonite (MMT) loading (0, 2.5, and 5 wt%) and almond shell flour (ASF) content (30, 35, and 40 wt%) on the decay resistance, hardness, water resistance of injection molded polypropylene (PP) composites was investigated.
Seyyed Khalil Hosseinihashemi   +4 more
doaj   +1 more source

Analisis Pengaruh Bentuk Filler Pada Komposit Batang Bambu Terhadap Nilai Kekerasan (Hardness Shore D) [PDF]

open access: yesAl-Fiziya: Journal of Materials Science, Geophysics, Instrumentation and Theoretical Physics, 2019
Tanaman bambu yang berlimpah di Indonesia belum banyak di manfaatkan sebagai bahan penelitian. Bambu dapat dimanfaatkan pada komposit berpenguat bambu sebagai filler. Pada penelitian ini telah dilakukan pembuatan papan komposit dengan paduan matriks campuran resin dan hardener dengan filler batang bambu.
Ahmad Firdaus   +2 more
openaire   +1 more source

Recycling waste papers in green cement mortars

open access: yesIraqi Journal of Physics, 2019
This work investigates the utilization of waste papers (natural and industrial) i.e (citrus aurantium and papers A4) mortars containing specified contents 0.5%, 1%, 1.5% of waste papers were prepared and cured.
Aseel B. Al-Zubaidi
doaj   +1 more source

Favorable Effect of Some Herbal Oils on Acrylic Resin Properties [PDF]

open access: yesAl-Rafidain Dental Journal
Aims: To estimate the effects of plant oil (coconut oil and/or rosemary oil) in two concentrations on the hardness and roughness of cold-cured acrylic resin.
Shurooq Falih Altaie
doaj   +1 more source

ANALISIS PERFORMA RDF DENGAN PEREKAT LIMBAH ORGANIK UNTUK MEMENUHI STANDAR MUTU INDUSTRI

open access: yesRekayasa Mesin
This study aims to obtain RDF adhesives made from organic waste and to determine the effect of adhesives on RDF performance. The method used in this research is the experimental method. The data analysis technique used is descriptive quantitative.
Alvian Tambunan   +2 more
doaj   +1 more source

Thermal Behavior and Flammability of Epoxy Composites Based on Multi-Walled Carbon Nanotubes and Expanded Graphite: A Comparative Study

open access: yesApplied Sciences, 2020
Reduction of flammability and improvement of thermal stability of polymers during heating can be achieved by the introduction of fillers. Epoxy composites filled with different loadings of multi-walled carbon nanotubes (MWCNTs) and expanded graphite (EG)
Alexander G. Bannov   +4 more
doaj   +1 more source

Thermal and mechanical characterization of alumina modified multifunctional novolac epoxy nanocomposites

open access: yesPolymers and Polymer Composites, 2022
The multifunctional novolac epoxy/Al 2 O 3 nanocomposites were fabricated by high-speed mechanical mixing of epoxy resin with varying concentration of nano Al 2 O 3 (0–5 wt%) of particle size 13 nm for 30 min, followed by curing with triethylenetetramine
Archana Mishra   +4 more
doaj   +1 more source

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