Results 31 to 40 of about 327,842 (308)

Safely dissolvable and healable active packaging films based on alginate and pectin [PDF]

open access: yes, 2019
Extensive usage of long-lasting petroleum based plastics for short-lived application such as packaging has raised concerns regarding their role in environmental pollution.
Cavallaro G.   +7 more
core   +1 more source

Improving mechanical properties for extrusion-based additive manufacturing of poly(lactic acid) by annealing and blending with poly(3-hydroxybutyrate) [PDF]

open access: yes, 2019
Based on differential scanning calorimetry (DSC), X-ray diffraction (XRD) analysis, polarizing microscope (POM), and scanning electron microscopy (SEM) analysis, strategies to close the gap on applying conventional processing optimizations for the field ...
Cardon, Ludwig   +6 more
core   +1 more source

Study of the microstructure, tensile properties and hardness of AZ61 magnesium alloy subjected to severe plastic deformation [PDF]

open access: yes, 2018
Hot extruded (EX) AZ61 magnesium alloy was processed by the twist channel angular pressing (TCAP) method, which combines equal channel angular pressing (ECAP) and twist extrusion (TE) processes and significantly improves the efficiency of the grain ...
Džugan, Jan   +6 more
core   +1 more source

Tensile and compressive behaviour of additively manufactured AlSi10Mg samples [PDF]

open access: yesProgress in Additive Manufacturing, 2020
AbstractLaser powder-bed fusion has become one of the most important techniques in additive manufacturing. For guaranteeing the possibility of manufacturing highly specialized and advanced components, currently intensive research is carried out in this field.
Sert, Enes   +5 more
openaire   +3 more sources

Experimental evaluation of steel fiber effect on mechanical properties of steel fiber-reinforced cement matrix [PDF]

open access: yesFracture and Structural Integrity, 2017
This paper investigates the possibility of combining steel fibers with different weight percentages along with their functions in increasing compressive strength, indirect tensile strength and bending strength.
A. Jadidi, M. Amiri, E. Zeighami
doaj   +3 more sources

Mechanical properties of hand-making polyester composites [PDF]

open access: yes, 2018
The aim of this paper is to determine the effect of arrangement of fibreglass fabric plies in a polymer composite on a strength. Based on the experimental results, the real effect of plies arrangement and their most favourable configuration with respect ...
Malczarski, Mateusz   +4 more
core   +2 more sources

Effect of heat processing on microstructures and tensile properties of selective laser melting Hastelloy X alloy

open access: yesCailiao gongcheng, 2019
The technology of selective laser melting was used to fabricate Hastelloy X samples. The effect of hot isostatic pressing (HIP) and solution treatment on microstructures and tensile properties of Hastelloy X samples was investigated. The results show the
LI Ya-li   +3 more
doaj   +1 more source

Effect of Surface Preparation Methods on Mechanical Properties of 3D Structures Fabricated by Stereolithography and 3D Printing for Electroless Ni Plating [PDF]

open access: yes, 2007
Stereolithography (SL) and 3D Printing (3DP) are useful technologies for three-dimensional prototyping applications, providing highly accurate and detailed part geometries with high quality surface finishes.
Joseph, Shine   +3 more
core   +1 more source

Comparison of the Performance of Groundnut Shell-Based Carbon-Reinforced PLA Composites, Fabricated using Injection Molding and Pellet 3D Printing [PDF]

open access: yesArchives of Metallurgy and Materials
This study intended to investigate the impact of two distinct shaping methods, Injection molding and pellet additive manufacturing, on tensile and thermal properties of PLA based materials.
M. Radhika, B.A. Prasad, S. Akella
doaj   +1 more source

Development of sustainable biodegradable lignocellulosic hemp fiber/polycaprolactone biocomposites for light weight applications [PDF]

open access: yes, 2018
Biocomposites with poly(ε-caprolactone) (PCL) as matrix and lignocellulosic hemp fiber with varying average aspect ratios (19, 26, 30 and 38) as reinforcement were prepared using twin extrusion process.
Barber, AH   +13 more
core   +5 more sources

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