Mahamat Barka - Articles - Scientific Research Publishing

Flow Curves in the Centered Cylindrical Couette Geometry of a Polyethylene Oxide Solution (Articles)

Ngargoto Ngarmoundou, Rilengar Godfroyd Ousman, Barka Mahamat, Aboubaker Chedikh Beye

Open Journal of Fluid Dynamics Vol.7 No.4，December 29, 2017

DOI: 10.4236/ojfd.2017.74044 939 Downloads 1,852 Views Citations
Approach Thermal Habitat Assessment in N’Djamena in Chad (Articles)

Ahmat Charfadine, Mahamat Barka, Abakar Mahamat Tahir, Mohagir Ahmed Mohammed, Pr. Salif Gaye

World Journal of Engineering and Technology Vol.4 No.1，February 16, 2016

DOI: 10.4236/wjet.2016.41009 4,421 Downloads 5,509 Views Citations
Factors Influencing Hepatitis C Viral Infections in the Population of Algamosi Locality, Gezira State, Central Sudan (Articles)

Youssouf Amine Goni Mohamed, Abdelsalam Adoum Doutoum, Ali Barka Mahamat, Djamalladine Mahamat Doungous, Abdelsafi Abass Gabbad, Rania Mohamed Osmab

Journal of Biosciences and Medicines Vol.10 No.9，September 30, 2022

DOI: 10.4236/jbm.2022.109023 129 Downloads 664 Views Citations
Prevalence and Risk Factors of Hepatitis B among the Population at Algamosi Locality, Gezira State, Sudan (Articles)

Youssouf Amine Goni Mohamed, Abdelsalam Adoum Doutoum, Ali Barka Mahamat, Djamalladine Mahamat Doungous, Abdelsafi Abass Gabbad, Rania Mohamed Osmab

Health Vol.14 No.12，December 6, 2022

DOI: 10.4236/health.2022.1412084 172 Downloads 1,153 Views Citations
This article belongs to the Special Issue on Public Health
Long-Term Variation of Sunshine Duration and Their Inter-Action with Meteorogical Parameters over Chad, Central Africa (Articles)

Saka Goni, Haroun Ali Adannou, Dialo Diop, Mamadou S. Drame, Bienzeube Tikri, Mahamat Barka, Aboubaker Cheidikh Beye

Natural Resources Vol.10 No.3，March 19, 2019

DOI: 10.4236/nr.2019.103004 754 Downloads 2,598 Views Citations
Effects of Laser Hardening Process Parameters on Case Depth of 4340 Steel Cylindrical Specimen—A Statistical Analysis (Articles)

Noureddine Barka, Abderrazak El Ouafi

J. of Surface Engineered Materials and Advanced Technology Vol.5 No.3，June 10, 2015

DOI: 10.4236/jsemat.2015.53014 5,059 Downloads 6,995 Views Citations
Entrepreneurial Orientation and Innovation Performance: The Moderating Effects of the CEO’s Characteristics (Articles)

Mansour Mrabet, Hazar Ben Barka

American Journal of Industrial and Business Management Vol.13 No.10，October 12, 2023

DOI: 10.4236/ajibm.2023.1310057 193 Downloads 942 Views Citations
ANN Based Model for Estimation of Transformation Hardening of AISI 4340 Steel Plate Heat-Treated by Laser (Articles)

Guillaume Billaud, Abderazzak El Ouafi, Noureddine Barka

Materials Sciences and Applications Vol.6 No.11，November 18, 2015

DOI: 10.4236/msa.2015.611098 3,291 Downloads 4,254 Views Citations
Study of Frequency Effects on Hardness Profile of Spline Shaft Heat-Treated by Induction (Articles)

Habib Hammi, Abderazzak El Ouafi, Noureddine Barka

Journal of Materials Science and Chemical Engineering Vol.4 No.3，March 9, 2016

DOI: 10.4236/msce.2016.43001 2,475 Downloads 3,923 Views Citations
Hardness Profile Prediction for a 4340 Steel Spline Shaft Heat Treated by Laser Using a 3D Modeling and Experimental Validation (Articles)

Mahdi Hadhri, Abderazzak El Ouafi, Noureddine Barka

Journal of Materials Science and Chemical Engineering Vol.4 No.4，April 28, 2016

DOI: 10.4236/msce.2016.44002 2,269 Downloads 3,695 Views Citations
Mechanics of Twisted DNA Molecule Adsorbed on a Biological Membrane (Articles)

Radouane El Kinani, Hamid Kaidi, Noureddine Barka

Open Journal of Biophysics Vol.10 No.3，July 8, 2020

DOI: 10.4236/ojbiphy.2020.103011 455 Downloads 1,250 Views Citations
Single Track Laser Surface Hardening Model for AISI 4340 Steel Using the Finite Element Method (Articles)

Ahmed Ghazi Jerniti, Abderazzak El Ouafi, Noureddine Barka

Modeling and Numerical Simulation of Material Science Vol.6 No.2，April 8, 2016

DOI: 10.4236/mnsms.2016.62003 3,097 Downloads 5,481 Views Citations
A Predictive Modeling Based on Regression and Artificial Neural Network Analysis of Laser Transformation Hardening for Cylindrical Steel Workpieces (Articles)

Ahmed Ghazi Jerniti, Abderazzak El Ouafi, Noureddine Barka

J. of Surface Engineered Materials and Advanced Technology Vol.6 No.4，October 12, 2016

DOI: 10.4236/jsemat.2016.64014 1,556 Downloads 2,590 Views Citations
Scanning Based Induction Heating for AISI 4340 Steel Spline Shafts-3D Simulation and Experimental Validation (Articles)

Habib Hammi, Abderrazak El Ouafi, Noureddine Barka, Ahmed Chebak

Advances in Materials Physics and Chemistry Vol.7 No.6，June 20, 2017

DOI: 10.4236/ampc.2017.76021 1,582 Downloads 2,988 Views Citations
This article belongs to the Special Issue on Phase Equilibrium and Transformation
Numerical Investigation by the Finite Difference Method of the Laser Hardening Process Applied to AISI-4340 (Articles)

Rachid Fakir, Noureddine Barka, Jean Brousseau, Gabriel Caron-Guillemette

Journal of Applied Mathematics and Physics Vol.6 No.10，October 26, 2018

DOI: 10.4236/jamp.2018.610176 724 Downloads 1,892 Views Citations
Mathematical Model for the Dynamics of Glucose, Insulin and β-Cell Mass under the Effect of Trauma, Excitement and Stress (Articles)

Isa Ibrahim Mohammed, Ibrahim Isa Adamu, Seni James Barka

Modeling and Numerical Simulation of Material Science Vol.9 No.4，September 30, 2019

DOI: 10.4236/mnsms.2019.94005 1,354 Downloads 4,744 Views Citations
Pattern of Growth and Dry Matter Accumulation in Some Improved Cowpea Varieties (Vigna unguiculata) Exposed to Alpha Nano Spin (Articles)

Hauwa Ahmad Kana, Emmanuel Enock Goler, Peter Barka Mshemlbula

Advances in Nanoparticles Vol.10 No.2，May 6, 2021

DOI: 10.4236/anp.2021.102004 463 Downloads 1,248 Views Citations
Transurethral Resection of the Prostate (TURP) —An Experience of the Urology Department of the University Hospital of National Reference of N’Djamena (TCHAD) (Articles)

Mahamat Ali Mahamat, Saleh Nedjim, Vadandi Valentin, Minguemadji Allassiangar, Badaoui Mahamat, Taguil Nouar Kimassoum Rimtebaye

Open Journal of Urology Vol.12 No.5，May 30, 2022

DOI: 10.4236/oju.2022.125029 141 Downloads 878 Views Citations
Aspects of Urolithiasis in Chadian Children: About of 191 Cases Collected at the Mother and Child University Hospital of N’Djamena (Chad) (Articles)

Moussa Adam Adami, Amine Mahamat Mahamat Ali, Ngaringuem Olivier, Djibrine Abakar Mahamat Nour

Open Journal of Urology Vol.12 No.10，October 27, 2022

DOI: 10.4236/oju.2022.1210051 87 Downloads 488 Views Citations
A New Surgical Way to Face Postpartum Hemorrhage (Articles)

Loutfi Guennoun Abdelmounaim, N. Biougnach, Barka Rabea, Harbil Driss, Tmiri Adil, Lafkir Said

Open Journal of Obstetrics and Gynecology Vol.10 No.9，September 3, 2020

DOI: 10.4236/ojog.2020.1090108 633 Downloads 2,454 Views Citations

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