Results 31 to 40 of about 156,118 (195)

The role of limestone and dolomite tailings’ particle size in retention of heavy metals from liquid waste [PDF]

open access: yes, 2008
Purpose. The study aims at investigating the role of particle size of mineral tailings derived from limestone, limestone marble, dolomite and dolomitic marble in heavy metal adsorption, in both batch and fixed bed conditions, so as to estimate whether ...
Albadarin   +26 more
core   +1 more source

Experimental investigations and multiple criteria optimization during milling of Graphene Oxide (GO) doped epoxy/CFRP composites using TOPSIS-AHP hybrid module [PDF]

open access: yesFME Transactions, 2020
The present study developed a robust hybrid module for multi-criteria optimization of conflicting machining performances during milling of GO doped Epoxy/CFRP composites.
Kumar Jogendra, Verma Rajesh Kumar
doaj  

Optimization of machining Nilo 36 superalloy parameters in turning operation

open access: yesOpen Chemistry, 2023
In this study, the effects of cutting speed, tool geometry, and machining parameters on surface roughness and cutting forces in the turning of Nilo 36 superalloy have been investigated.
Basmacı Gültekin
doaj   +1 more source

RF-MEMS switch actuation pulse optimization using Taguchi's method [PDF]

open access: yes, 2011
Copyright @ 2011 Springer-VerlagReliability and longevity comprise two of the most important concerns when designing micro-electro-mechanical-systems (MEMS) switches.
D Czaplewski   +15 more
core   +1 more source

Searching for Methodology: Feminist Relational Materialism and the Teacher-Student Writing Conference [PDF]

open access: yes, 2013
Using feminist relational materialism as a theoretical map, this paper seeks to reimage traditional case study methodology through the use of diffractive methodology.
Larson, Mindy Legard   +1 more
core   +4 more sources

AVALIAÇÃO DOS FATORES ENVOLVIDOS NA EXTRAÇÃO DE LIPÍDIOS DA BIOMASSA DA MICROALGA CHLORELLA MINUTÍSSIMA VIA SOLVENTES

open access: yesHolos, 2017
As microalgas têm se tornado uma fonte promissora de energia renovável; além de fornecerem lipídios, carboidratos, proteínas, vitaminas e pigmentos, dentre outras diversas substâncias de alto valor agregado, contribuem enormemente para a redução do ...
Savienne Maria Fiorentini Elerbrock Zorn   +4 more
doaj   +1 more source

Optimization of Bioreactor Cultivation Parameters by Taguchi Orthogonal Array Design for Enhanced Prodigiosin Production [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2020
One of the major steps toward the industrialization of the microbial product(s) is to optimize the cultivation conditions at the large-scale bioreactor and successfully control the microbial behavior within a large scale production environment ...
Amera Elmenshawe   +3 more
doaj   +1 more source

Experimental Characterization of Electrical Discharge Machining of Aluminum 6061 T6 Alloy using Different Dielectrics [PDF]

open access: yes, 2019
Electrical discharge machining is a non-traditional machining method broadly employed in industries for machining of parts that have typical profiles and require great accuracy.
Ismail, S. O.   +4 more
core   +4 more sources

Investigation of Material Removal Rate and Surface Roughness for AISI 1015 Steel Rack Gear in Wire EDM Process [PDF]

open access: yesEngineering and Technology Journal, 2016
In this work an investigation of the effects of various process parameters of Wire-EDM like Servo Feed (SF), pulse off-time (TOFF), pulse on-time (TON), as inputs impact on surface roughness (Ra) and metal removal rate (MRR) as outputs on steel (AISI ...
Mostafa Adel Abdullah   +2 more
doaj   +1 more source

Taguchi Based Gray Relational Analysis of Production Parameters of Al7075/B4C/GNP's Hybrid Composites

open access: yesGazi Üniversitesi Fen Bilimleri Dergisi, 2023
In this study, metal matrix hybrid composites obtained by adding B4C and graphene nanoplatelets (GNPs) powders as reinforcement elements to Al7075 powders were produced by powder metallurgy (P/M) method.
Onur ALTUNTAŞ
doaj   +1 more source

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