Results 71 to 80 of about 81,930 (248)

Identifying the Crack Nature Using b-Value Acoustic Emission Signal Analysis [PDF]

open access: yes, 2020
Concrete is an important constituent of structures. The strength performance of the concrete decrease due to several factors. Concrete suffers from deterioration at a later stage.
Mohd Zuki, Sharifah Salwa   +3 more
core  

INCORPORATING SERVQUAL-QFD WITH TAGUCHI DESIGN FOR OPTIMIZING SERVICE QUALITY DESIGN [PDF]

open access: yes, 2017
Deploying good service design in service companies has been updated issue in improving customer satisfaction, especially based on the level of service quality measured by Parasuraman’s SERVQUAL.
Hadiyat, Mochammad Arbi
core   +1 more source

Optimization of Microextrusion Preforming Using Taguchi Method [PDF]

open access: yesMathematical Problems in Engineering, 2013
Micropin head geometry significantly influences surface contact and electrical conductivity. In this paper, the preforming process of extrusion is investigated to establish it as a viable process for microforming. Here, the numerical simulations using DEFORM-3D software are used to examine the effect of preformance and pin shape on the extrusion of ...
openaire   +2 more sources

Evaluation of the Shock Absorption Capacity of Polymeric Specimens Manufactured by 3D Printing

open access: yesMacromolecular Symposia, EarlyView.
ABSTRACT In the current context, due to the accelerated development of additive manufacturing, parts made of polymeric materials such as polylactic acid (PLA) manufactured by 3D printing are increasingly used. Such applications can be used, for example, in situations involving dynamic loads, where the shock energy absorption properties are essential ...
Alexandra‐Anamaria Spiridon   +5 more
wiley   +1 more source

Comparison of Evolutionary Optimization Algorithms for FM-TV Broadcasting Antenna Array Null Filling [PDF]

open access: yes, 2015
Broadcasting antenna array null filling is a very challenging problem for antenna design optimization. This paper compares five antenna design optimization algorithms (Differential Evolution, Particle Swarm, Taguchi, Invasive Weed, Adaptive Invasive ...
Aristotelis, Bizopoulos   +7 more
core  

Examination of the material removal mechanisms during the lapping process of advanced ceramic rolling elements [PDF]

open access: yes, 2005
Two types of HIPed Si3N4 bearing ball blanks with different surface hardness and fracture toughness were lapped under various loads, speeds, and lubricants using a novel eccentric lapping machine.
Ahn   +19 more
core   +1 more source

Effect of Milling and Wire Electric Discharge Machining on Recast Layer Formation and Tensile Behavior of Metallic Materials

open access: yesMetalMat, EarlyView.
ABSTRACT Machining of materials is an invaluable technique to give specific shapes and dimensions of desired materials. Different machining processes give rise to different surface characteristics that include not only surface roughness but also specific surface morphology, such as the recast layer.
Animesh Kumar Basak   +4 more
wiley   +1 more source

Evaluation of Mechanical, Thermal, Rheological, and Biocompatibility Properties of Additively Manufactured Metal‐Reinforced Biocomposites Optimized by Reinforcement Ratios and Printing Parameters

open access: yesPolymer Composites, EarlyView.
Schematic illustration of PLA/316L stainless steel composite filament production via fused deposition modeling, demonstrating the trade‐off between stainless steel content, mechanical enhancement, and biocompatibility. ABSTRACT Polylactic acid (PLA) is a biodegradable thermoplastic widely used in biomedical devices; however, its inherent brittleness ...
İbrahim Baki Sahin   +5 more
wiley   +1 more source

Evaluation of entropy-coupled multi-criteria decision-making methods for enhancing machinability

open access: yesHeliyon
Optimizing machining parameters is crucial, enhancing machinability while maintaining high product quality standards. This study bridges a critical research gap by evaluating and comparing five Taguchi-based Multi-Criteria Decision Making (MCDM ...
Nafisa Anzum Sristi   +2 more
doaj   +1 more source

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