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Dimethylformamide Dimethyl Acetal (DMFDMA) in Heterocyclic Synthesis: Synthesis of Polysubstituted Pyridines, Pyrimidines, Pyridazine and Their Fused Derivatives
(Articles)
Fathi A. Abu-Shanab
,
Sayed
A. S. Mousa
,
E. A. Eshak
,
Ahmed
Z
.
Sayed
,
Ahmed
Al-Harrasi
International Journal of Organic Chemistry
Vol.1 No.4
,December 27, 2011
DOI:
10.4236/ijoc.2011.14030
16,590
Downloads
32,832
Views
Citations
On Solutions of Generalized Bacterial Chemotaxis Model in a Semi-Solid Medium
(Articles)
Ahmed
M. A. El-
Sayed
,
Saad
Z
. Rida
,
Anas A. M. Arafa
Applied Mathematics
Vol.2 No.12
,December 27, 2011
DOI:
10.4236/am.2011.212214
4,893
Downloads
8,104
Views
Citations
Azoniaallene salts as versatile building blocks in the synthesis of antibacterial and antifungal heterocyclic compounds
(Articles)
El-
Sayed
H. El-Tammany
,
Atef A. Hamed
,
Salah
Z
. A. Sowellim
,
Ahmed
S. Radwan
Natural Science
Vol.4 No.12
,December 19, 2012
DOI:
10.4236/ns.2012.412130
4,235
Downloads
6,726
Views
Citations
Performance Evaluation of One-Way Concrete Slabs Reinforced with New Developed GFRP Bars
(Articles)
Ahmed
H. Ali
,
Mohammad
Z
. Afifi
,
Bahira Abdulsalam
,
Hesham Haggag
,
Awad El Hashimy
,
Tarek El-
Sayed
,
Hamdy M. Mohamed
Materials Sciences and Applications
Vol.6 No.5
,May 22, 2015
DOI:
10.4236/msa.2015.65046
6,543
Downloads
8,450
Views
Citations
Unsteady MHD Mixed Convection Flow with Slip of a Nanofluid in the Stagnation Region of an Impulsively Rotating Sphere with Effects of Thermal Radiation and Convective Boundary Conditions
(Articles)
Sameh E.
Ahmed
,
Z
.
Z
. Rashed
World Journal of Mechanics
Vol.8 No.5
,May 9, 2018
DOI:
10.4236/wjm.2018.85011
830
Downloads
1,871
Views
Citations
A New Approach for Dispersion Parameters
(Articles)
Ahmed
Mohamed Mohamed El-
Sayed
Journal of Applied Mathematics and Physics
Vol.4 No.8
,August 22, 2016
DOI:
10.4236/jamp.2016.48165
1,662
Downloads
2,763
Views
Citations
Studying the Changes of an Optimal Trajectory
(Articles)
Ahmed
Mohamed Mohamed El-
Sayed
Open Access Library Journal
Vol.5 No.7
,July 16, 2018
DOI:
10.4236/oalib.1104716
387
Downloads
851
Views
Citations
Variations of Cup-to-Disc Ratio in Children
(Articles)
Sherif
Ahmed
Kamel Amer
,
Mohamed Yasser
Sayed
Saif
,
Ahmed
Tamer
Sayed
Saif
,
Passant
Sayed
Saif
Open Journal of Ophthalmology
Vol.4 No.1
,February 10, 2014
DOI:
10.4236/ojoph.2014.41003
8,962
Downloads
13,409
Views
Citations
Molecular investigation of the Arabian horse breeds of racing, productivity and longevity
(Articles)
Mohamed M.
Ahmed
,
Sayed
A. M. Amer
,
Samy. M.
Sayed
Advances in Bioscience and Biotechnology
Vol.2 No.6
,December 5, 2011
DOI:
10.4236/abb.2011.26066
6,690
Downloads
11,715
Views
Citations
Structural, Microstructral, Mechanical and Magnetic Characterization of Ball Milled Tungsten Heavy Alloys
(Articles)
H. Elshimy
,
Z
. K. Heiba
,
Karimat El-
Sayed
Advances in Materials Physics and Chemistry
Vol.4 No.12
,December 8, 2014
DOI:
10.4236/ampc.2014.412027
5,840
Downloads
7,359
Views
Citations
This article belongs to the Special Issue on
Research on Alloy
An Arbitrary (Fractional) Orders Differential Equation with Internal Nonlocal and Integral Conditions
(Articles)
Ahmed
El-
Sayed
,
E. Bin-Taher
Advances in Pure Mathematics
Vol.1 No.3
,June 3, 2011
DOI:
10.4236/apm.2011.13013
5,634
Downloads
11,876
Views
Citations
Enhanced Face Detection Technique Based on Color Correction Approach and SMQT Features
(Articles)
Mohamed A. El-
Sayed
,
Nora G.
Ahmed
Journal of Software Engineering and Applications
Vol.6 No.10
,October 4, 2013
DOI:
10.4236/jsea.2013.610062
5,859
Downloads
10,736
Views
Citations
Cervical Ripening and Induction of Labor: Awareness, Knowledge, Perception and Attitude of Antenatal Care-Seeking Women at Zagazig University Hospital, Zagazig, Egypt
(Articles)
Ahmed
Mohamed Nooh
,
Mohamed El-
Sayed
Mohamed
Open Journal of Obstetrics and Gynecology
Vol.5 No.11
,September 21, 2015
DOI:
10.4236/ojog.2015.511088
8,633
Downloads
10,042
Views
Citations
Evaluation of Waterlogged Areas in El-Farafra Oasis, Egypt
(Articles)
Ahmed
Ibrahim Mohamed
,
El-
Sayed
Ewis Omran
Open Journal of Soil Science
Vol.9 No.11
,November 8, 2019
DOI:
10.4236/ojss.2019.911014
573
Downloads
1,544
Views
Citations
Synthesis and Spectral Identification of Novel Stable Triazene: As Raw Material for the Synthesis Biocompatible Surfactants-Pyrazole-Isoxazole-Dihydropyrimidine-Tetrahydropyridine Derivatives
(Articles)
Mohamed
Ahmed
Mahmoud Abdel Reheim
,
Ahmed
Mahmoud El-
Sayed
Tolba
International Journal of Organic Chemistry
Vol.6 No.1
,March 17, 2016
DOI:
10.4236/ijoc.2016.61005
3,583
Downloads
5,011
Views
Citations
Askin Tumor in Egyptian Patients; 5 Years Experience at the National Cancer Institute, Cairo University
(Articles)
Ahmed
El
Sayed
Fathalla
,
Bahaa El Din
Ahmed
Journal of Cancer Therapy
Vol.7 No.3
,March 18, 2016
DOI:
10.4236/jct.2016.73022
3,019
Downloads
4,140
Views
Citations
Surgical Approaches to Retrosternal Goiter, When Sternotomy Is Mandatory? National Cancer Institute Experience (NCI), Cairo University, Egypt
(Articles)
Ahmed
El
Sayed
Fathalla
,
Bahaa El Din
Ahmed
Journal of Cancer Therapy
Vol.7 No.4
,April 28, 2016
DOI:
10.4236/jct.2016.74033
2,198
Downloads
4,065
Views
Citations
Thermal, Morphological and Cytotoxicity Characterization of Hardwood Lignins Isolated by
In-Situ
Sodium Hydroxide-Sodium Bisulfate Method
(Articles)
Ahmed
Geies
,
Mohamed Abdelazim
,
Ahmed
Mahmoud
Sayed
,
Sara Ibrahim
Natural Resources
Vol.11 No.10
,October 13, 2020
DOI:
10.4236/nr.2020.1110025
387
Downloads
1,340
Views
Citations
Discriminant Analysis for Human Arm Motion Prediction and Classifying
(Articles)
Mohammed
Z
. Al-Faiz
,
Sarmad H.
Ahmed
Intelligent Control and Automation
Vol.4 No.1
,February 6, 2013
DOI:
10.4236/ica.2013.41004
5,354
Downloads
7,651
Views
Citations
Kinect-Based Humanoid Robotic Manipulator for Human Upper Limbs Movements Tracking
(Articles)
Mohammed
Z
. Al-Faiz
,
Ahmed
F. Shanta
Intelligent Control and Automation
Vol.6 No.1
,January 16, 2015
DOI:
10.4236/ica.2015.61004
6,417
Downloads
8,280
Views
Citations
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