Results 21 to 30 of about 24,352 (263)

Multi-Objective Optimization of the Cylindrical Grinding Process of SCM440 Steel Using Preference Selection Index Method

open access: yesJournal of Machine Engineering, 2021
This paper presents a study to ensure the minimum value of Ra and Rz, and the maximum value of MRR when external cylindrical grinding by the PSI. The experiments performed according to the orthogonal Taguchi L9 matrix with the input parameters were ...
Dung Hoang Tien   +3 more
doaj   +1 more source

Parameter estimation of Warfarin data with AR(1), exchangeable, and unspecified working correlation structures for QIF-MRr and rQIF-MRr.

open access: yes, 2022
Parameter estimation of Warfarin data with AR(1), exchangeable, and unspecified working correlation structures for QIF-MRr and rQIF-MRr.
Nur Raihan Abdul Jalil (13132310)   +2 more
core   +1 more source

ERUO: a spectral processing routine for the MRR-PRO [PDF]

open access: yes, 2021
Abstract. The Micro Rain Radar (MRR) PRO is a K-band Doppler weather radar, using frequency modulated continuous wave (FMCW) signals, developed by Metek Meteorologische Messtechnik GmbH (Metek) as successor to the MRR-2. Benefiting from four datasets collected during two field campaigns in Antarctica and Switzerland, we developed a processing library ...
Alfonso Ferrone   +2 more
openaire   +1 more source

An Estimating the Effect of Process Parameters on Metal Removal Rate and Surface Roughness in WEDM of Composite Al6063/SiC/Al2O3 by Taguchi Method

open access: yesJournal of Mechanical Engineering, 2017
The present study was focused on the fabrication of metal matrix and hybrid metal matrix composites through stir casting process. The Aluminium 6063 was used as base material and SiC/Al2O3 were used as reinforcement with varying weight %.
Himanshu Prasad Raturi   +3 more
doaj   +1 more source

Characterization and expression of the Escherichia coli Mrr restriction system [PDF]

open access: yesJournal of Bacteriology, 1991
The mrr gene of Escherichia coli K-12 is involved in the acceptance of foreign DNA which is modified. The introduction of plasmids carrying the HincII, HpaI, and TaqI R and M genes is severely restricted in E. coli strains that are Mrr+. A 2-kb EcoRI fragment from the plasmid pBg3 (B. Sain and N. E. Murray, Mol. Gen. Genet. 180:35-46, 1980) was cloned.
P A, Waite-Rees   +5 more
openaire   +2 more sources

Experimental Investigation and Optimization of Machining Parameters in Turning of Aluminum Alloy 075-T651

open access: yesProduction Engineering Archives, 2021
Aluminum alloy 7075-T651 is a widely used material in the aviation, marine, and automobile sectors. The wide application marks the importance of this material’s research in the manufacturing field.
Srivastava Arpit   +4 more
doaj   +1 more source

Effect of SiC-Cu Electrode on Material Removal Rate, Tool Wear and Surface Roughness in EDM Process [PDF]

open access: yesEngineering and Technology Journal, 2020
Electrical discharge machining (EDM) is one of the most common non-traditional processes for the manufacture of high precision parts and complex shapes. The EDM process depends on the heat energy between the work material and the tool electrode.
Yousif Laibi, Saad Shather
doaj   +1 more source

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

Influence of Polarity of Electro Discharge Machine (EDM) on Surface Roughness (SR) and Metal Removal Rate (MRR) of Low Carbon Steel [PDF]

open access: yesEngineering and Technology Journal, 2020
Electro discharge machining (EDM) is one of a thermal process that is used for remove of metal from the workpiece by spark erosion. The work of this machine depends on multiple variables. One of the more influential variants on this machine is the change
Shahd Taqi, Saad Shather
doaj   +1 more source

Parameter estimation of the misspecification working correlation structures for the QIF-MRr and rQIF-MRr at high correlation value, ρ = 0.95.

open access: yes, 2022
Parameter estimation of the misspecification working correlation structures for the QIF-MRr and rQIF-MRr at high correlation value, ρ = 0.95.
Nur Raihan Abdul Jalil (13132310)   +2 more
core   +1 more source

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