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1

Modeling and simulation of a molten salt cavity receiver with Dymola

Zhang, Qiangqiang, Li, Xin, Wang, Zhifeng, Zhang, Jinbai, El-Hefni, Baligh, Xu, Li

Journal:

Year:

2015

Language:

english

File:

PDF, 2.83 MB

english, 2015

2

Sustainable development and international cooperation in the Eastern Nile Basin

Salah El-Din Amer, Yacob Arsano, Atta El-Battahani, Osman El-Tom Hamad, Magdy Abd El-Moenim Hefny, Imeru Tamrat, Simon A. Mason

Journal:

Aquatic Sciences

Year:

2005

Language:

english

File:

PDF, 381 KB

english, 2005

3

Dynamic Simulation of a 1MWe Concentrated Solar Power Tower Plant System with Dymola®

Zhang, J.B., Valle-Marcos, J.C., El-Hefni, B., Wang, Z.F., Chen, G.F., Ma, G.C., Li, X., Soler, R.

Journal:

Energy Procedia

Year:

2014

Language:

english

File:

PDF, 1.18 MB

english, 2014

4

Egypt and the Nile Basin

Magdy Hefny, Salah El-Din Amer

Journal:

Aquatic Sciences

Year:

2005

Language:

english

File:

PDF, 102 KB

english, 2005

5

Numerical analysis of negative skin friction on piles in soft clay

El-Mossallamy, Yasser M., Hefny, Ashraf M., Demerdash, Magdy A., Morsy, Mohamed S.

Journal:

Year:

2013

Language:

english

File:

PDF, 1.54 MB

english, 2013

6

Extraction of Copper(II) by CYANEX 302 in Kerosene from Different Aqueous Media

El‐Hefny, N. E., Daoud, J. A.

Journal:

Solvent Extraction and Ion Exchange

Year:

2007

Language:

english

File:

PDF, 155 KB

english, 2007

7

Antagonistic effects of Spirulina platensis against sub-acute deltamethrin toxicity in mice: Biochemical and histopathological studies

Abdel-Daim, Mohamed, El-Bialy, Badr E., Rahman, Haidy G. Abdel, Radi, Abeer M., Hefny, Hany A., Hassan, Ahmed M.

Journal:

Biomedicine & Pharmacotherapy

Year:

2016

Language:

english

File:

PDF, 2.93 MB

english, 2016

8

A Survey on Exploring Key Performance Indicators

Badawy, Mohammed, El-Aziz, A.A.Abd, Idress, Amira M., Hefny, Hesham, Hossam, Shrouk

Journal:

Future Computing and Informatics Journal

Year:

2016

Language:

english

File:

PDF, 750 KB

english, 2016

9

[IEEE 2015 Third World Conference on Complex Systems (WCCS) - Marrakech, Morocco (2015.11.23-2015.11.25)] 2015 Third World Conference on Complex Systems (WCCS) - Handling autism imbalanced data using synthetic minority over-sampling technique (SMOTE)

El-Sayed, Asmaa Ahmed, Mahmood, Mahmood Abdel Manem, Meguid, Nagwa Abdel, Hefny, Hesham Ahmed

Year:

2015

Language:

english

File:

PDF, 130 KB

english, 2015

10

A New Double Elevating Osteotomy in Management of Severe Neglected Infantile Tibia Vara using the Ilizarov Technique

Hefny, Hany, Shalaby, Hisham, El-kawy, Sameh, Thakeb, Moutaz, Elmoatasem, Elhussein

Journal:

Journal of Pediatric Orthopaedics

Year:

2006

Language:

english

File:

PDF, 445 KB

english, 2006

11

Chemical composition, antioxidant capacity and antibacterial activity against some potato bacterial pathogens of fruit extracts from Phytolacca dioica and Ziziphus spina-christi grown in Egypt

EL-Hefny, Mervat, Mohamed, Abeer A., Salem, Mohamed Z.M., Abd El-Kareem, Mamoun S.M., Ali, Hayssam M.

Journal:

Scientia Horticulturae

Year:

2018

Language:

english

File:

PDF, 449 KB

english, 2018

12

Kinetic study of currentless dissolution of bismuth oxide film in aqueous solution containing electroactive species

M.M. Hefny, A.S. Mogoda, S.A. Salih, H.E. El-Fiky

Journal:

Thin Solid Films

Year:

1991

Language:

english

File:

PDF, 372 KB

english, 1991

13

Some aspects of the formation and dissolution behaviour of hafnium oxide in NaOH solutions

N.M. Hefny, S.A. Salih, A.A. Abdel-Khalek, G.A. El-Mahdy

Journal:

Thin Solid Films

Year:

1993

Language:

english

File:

PDF, 346 KB

english, 1993

14

Flash evaporation in a superheated water liquid jet

Adel K. El-Fiqi, N.H. Ali, H.T. El-Dessouky, H.S. Fath, M.A. El-Hefni

Journal:

Year:

2007

Language:

english

File:

PDF, 265 KB

english, 2007

15

Electrochemical behaviour of surface zirconium oxides in the presence of some electroactive species

A.S. Mogoda, M.M. Hefny, S.A. Salih, H.E. El-Faiky

Journal:

Thin Solid Films

Year:

1994

Language:

english

File:

PDF, 385 KB

english, 1994

16

18-Crown-6 for the selective extraction and separation of cerium(IV) from nitrate medium containing some lanthanides

N.E. El-Hefny, Y.A. El-Nadi, I.M. Ahmed

Journal:

International Journal of Mineral Processing

Year:

2011

Language:

english

File:

PDF, 448 KB

english, 2011

17

Vaginal subtotal hysterectomy and sacrospinous colpopexy: An option in the management of uterine prolapse

Mohamed Hefni, Tarek El-Toukhy

Journal:

American Journal of Obstetrics and Gynecology

Year:

2000

Language:

english

File:

PDF, 17 KB

english, 2000

18

On the electrochemical behaviour of tungsten: the formation and dissolution of tungsten oxide in sulphuric acid solutions

M.S. El-Basiouny, S.A. Hassan, M.M. Hefny

Journal:

Corrosion Science

Year:

1980

Language:

english

File:

PDF, 415 KB

english, 1980

19

Long-term outcome of vaginal sacrospinous colpopexy for marked uterovaginal and vault prolapse

Mohamed A. Hefni, Tarek A. El-Toukhy

Journal:

European Journal of Obstetrics & Gynecology and Reproductive Biology

Year:

2006

Language:

english

File:

PDF, 117 KB

english, 2006

20

Extraction of gallium(III) from hydrochloric acid by Cyanex 923 and Cyanex 925

I.M. Ahmed, Y.A. El-Nadi, N.E. El-Hefny

Journal:

Hydrometallurgy

Year:

2013

Language:

english

File:

PDF, 423 KB

english, 2013

21

Effect of Diluents on the Extraction of Zirconium from Nitrate Medium by Thenoyltrifluoroacetone

El‐Hefny, N. E., El‐Nadi, Y. A., Daoud, J. A.

Journal:

Solvent Extraction and Ion Exchange

Year:

2006

Language:

english

File:

PDF, 135 KB

english, 2006

22

Extraction of Lanthanum and Samarium from Nitrate Medium by some Commercial Organophosphorus Extractants

El‐Nadi, Y. A., El‐Hefny, N. E., Daoud, J. A.

Journal:

Solvent Extraction and Ion Exchange

Year:

2007

Language:

english

File:

PDF, 142 KB

english, 2007

23

Dissolution Behaviour of Titanium Oxide in H 2 SO 4 and NaOH from Impedance. and Potential Measurements

Hefny, M. M., Mazhar, A. A., El-Basiouny, M. S.

Journal:

British Corrosion Journal

Year:

1982

Language:

english

File:

PDF, 283 KB

english, 1982

24

Separation and Recovery of Zinc(II) and Cobalt(II) from a Mixed Sulfate/Thiocyanate Solution using some Commercial Organophosphorus Extractants

El-Hefny, N. E., Gasser, M. S., Rizk, S. E., Saad, E. A., Daoud, J. A.

Journal:

Solvent Extraction and Ion Exchange

Year:

2010

Language:

english

File:

PDF, 545 KB

english, 2010

25

Dynamic Simulation of a 1MWe CSP Tower Plant with Two-level Thermal Storage Implemented with Control System

Liu, S.J., Faille, D., Fouquet, M., El-Hefni, B., Wang, Y., Zhang, J.B., Wang, Z.F., Chen, G.F., Soler, R.

Journal:

Energy Procedia

Year:

2015

Language:

english

File:

PDF, 1.25 MB

english, 2015

26

[IEEE 2016 12th International Computer Engineering Conference (ICENCO) - Cairo, Egypt (2016.12.28-2016.12.29)] 2016 12th International Computer Engineering Conference (ICENCO) - Analysis of learning objectives for higher education textbooks using text mining

Badawy, Mohammed, El-Aziz, A. A. Abd, Hefny, Hesham A.

Year:

2016

Language:

english

File:

PDF, 1.10 MB

english, 2016

27

Inhibition of the corrosion of steel by acid dihydrazides

El-Nabey, Beshier Ahmed Abd, Hefny, Ahmed Fahmy, Khamis, Essam, Khalifa, Mohammed Ali, Michael, Atef Ramsis

Journal:

Year:

1988

Language:

english

File:

PDF, 446 KB

english, 1988

28

Influence of activation of fly ash on the mechanical properties of concrete

Hefni, Yasmin, Zaher, Yehia Abd El, Wahab, Mona Abdel

Journal:

Construction and Building Materials

Year:

2018

Language:

english

File:

PDF, 752 KB

english, 2018

29

Extraction of Vanadium(V) from Mixed Chloride/Thiocyanate Solutions with Two Commercial Solvating Extractants

Rizk, Soad. E., El-Hefny, Naglaa. E., Daoud, Jacqueline. A.

Journal:

Solvent Extraction and Ion Exchange

Year:

2018

Language:

english

File:

PDF, 1.95 MB

english, 2018

30

Non-Destructive Chemical Method and Simple Methods for Determining the Sequence of Intersecting Color Ballpoint Pen Stroke and Color Laser Printed Marking

MMB, EL Sabbah, AZ, Gomaa, DE, El Hefny, S, Ahmed

Journal:

Journal of Forensic Research

Year:

2018

Language:

english

File:

PDF, 7.85 MB

english, 2018

31

[IEEE 2018 14th International Computer Engineering Conference (ICENCO) - Cairo, Egypt (2018.12.29-2018.12.30)] 2018 14th International Computer Engineering Conference (ICENCO) - A Text Mining Approach for Automatic Selection of Academic Course Topics based on Course Specifications

Badawy, Mohammed, Mahmood, Mahmood A., Abd El-Aziz, A. A., Hefny, Hesham A.

Year:

2018

Language:

english

File:

PDF, 6 KB

english, 2018

32

Inhibition of Fusarium culmorum , Penicillium chrysogenum and Rhizoctonia solani by n ‐hexane characterized extracts of three plant species as a wood‐treated oil‐fungicide model

Salem, Mohamed Z.M., Behiry, Said I., EL‐Hefny, Mervat

Journal:

Journal of Applied Microbiology

Year:

2019

Language:

english

File:

PDF, 617 KB

english, 2019

33

Toxicity of Fipronil and Emamectin Benzoate and Their Mixtures Against Cotton Leafworm, Spodoptera littoralis (Lepidoptera: Noctuidae) With Relation to GABA Content

Kandil, Mohamed A, Fouad, Eman A, El Hefny, Dalia E, Abdel-Mobdy, Yasmin E, Anderson, Troy

Journal:

Journal of Economic Entomology

Year:

2019

Language:

english

File:

PDF, 196 KB

english, 2019

34

Toxicity of Fipronil and Emamectin Benzoate and Their Mixtures Against Cotton Leafworm, Spodoptera littoralis (Lepidoptera: Noctuidae) With Relation to GABA Content

Kandil, Mohamed A, Fouad, Eman A, El Hefny, Dalia E, Abdel-Mobdy, Yasmin E, Anderson, Troy

Journal:

Journal of Economic Entomology

Year:

2019

File:

PDF, 196 KB

2019

35

ChemInform Abstract: ON THE ELECTROCHEMICAL BEHAVIOR OF TUNGSTEN. THE FORMATION AND DISSOLUTION OF TUNGSTEN OXIDE IN SULFURIC ACID SOLUTIONS

EL-BASIOUNY, M. S., HASSAN, S. A., HEFNY, M. M.

Journal:

Chemischer Informationsdienst

Year:

1981

File:

PDF, 137 KB

1981

36

A Double Blind, Placebo Controlled, Randomized Trial to Evaluate the Efficacy and Tolerability of On-Demand Oral Pregablin (150Â mg and 75Â mg) in Treatment of Premature Ejaculation

El Najjar, Mohamed Refaat, El Hariri, Mohamed, Ramadan, Ali, Hefny Hashem, Abd-Alrahman

Journal:

The Journal of Sexual Medicine

Year:

2020

Language:

english

File:

PDF, 332 KB

english, 2020

37

The Biofungicide Activity of Some Plant Essential Oils for the Cleaner Production of Model Linen Fibers Similar to Those Used in Ancient Egyptian Mummification

Mansour, Maisa M. A., EL-Hefny, Mervat, Salem, Mohamed Z. M., Ali, Hayssam M.

Journal:

Year:

2020

Language:

english

File:

PDF, 6.77 MB

english, 2020

38

Extractive Separation of Scandium from Strongly Alkaline Solution by Quaternary Ammonium Salt

Rizk, H. E., El-Nadi, Y. A., El-Hefny, N. E.

Journal:

Solvent Extraction and Ion Exchange

Year:

2020

Language:

english

File:

PDF, 2.25 MB

english, 2020

39

[IEEE 2019 15th International Computer Engineering Conference (ICENCO) - Cairo, Egypt (2019.12.29-2019.12.30)] 2019 15th International Computer Engineering Conference (ICENCO) - Machine Learning Algorithms for Breast Cancer CADx System in the Mammography

El-Sokkary, Nesma, Arafa, A. A., Asad, Ahmed H., Hefny, Hesham A.

Year:

2019

File:

PDF, 1.14 MB

2019

40

ChemInform Abstract: Photochemical Reaction of Phenanthrenequinone with Some New Aurones Derived from Khellin and Visnagin.

A. A. Nada, M. F. Zayed, N. Khir El Din, M. M. T. El-Saidi, E. Hefny

Journal:

Year:

2002

File:

PDF, 30 KB

2002

41

Equilibrium and kinetic studies on the extraction of gadolinium(III) from nitrate medium by di-2-ethylhexylphosphoric acid in kerosene using a single drop technique

Naglaa E El-Hefny, Sahar I El-Dessouky

Journal:

Journal of Chemical Technology & Biotechnology

Year:

2006

Language:

english

File:

PDF, 132 KB

english, 2006

42

A mechanism for the corrodability of hafnium and the anodic oxide film thereon in HCl solutions

M.M. Hefny, M.S. El-Basiouny, A.G. Gad Allah, S.A. Salih

Journal:

Electrochimica Acta

Year:

1983

Language:

english

File:

PDF, 387 KB

english, 1983

43

Kinetics of passivation of lead in phosphate solutions

M.M. Hefny, W.A. Badawy, S.S. El-Egamy

Journal:

Electrochimica Acta

Year:

1990

Language:

english

File:

PDF, 456 KB

english, 1990

44

Polymer complexes. Part XXVI—Novel mixed ligand poly-(5-vinyl salicylidene)-1,2-diaminobenzene complexes

Adel Z. El-Sonbati, Mahmoud A. Hefni

Journal:

Polymer Degradation and Stability

Year:

1994

Language:

english

File:

PDF, 756 KB

english, 1994

45

Temperature dependence of the optical parameters for potassium zinc chloride crystals doped with lithium ions

A. Abu El-Fadl, A.S. Soltan, M.A. Hefni, N.M. Shaalan

Journal:

Optical Materials

Year:

2008

Language:

english

File:

PDF, 495 KB

english, 2008

46

Optical investigations on InxSe1−x thin films (II)

A.B. Abd El-Moiz, M.A. Hefni, F.M. Reicha, M.M. Hafiz

Journal:

Physica B: Condensed Matter

Year:

1993

Language:

english

File:

PDF, 403 KB

english, 1993

47

Mechanical characteristics of solution grown potassium zinc chloride crystals doped with lithium ions

A. Abu El-Fadl, A.S. Soltan, M.A. Hefni, N.M. Shaalan

Journal:

Current Applied Physics

Year:

2008

Language:

english

File:

PDF, 507 KB

english, 2008

48

Kinetics and mechanism of extraction and stripping of neodymium using a Lewis cell

Naglaa E. El-Hefny

Journal:

Chemical Engineering and Processing: Process Intensification

Year:

2007

Language:

english

File:

PDF, 214 KB

english, 2007

49

Kinetics and mechanism of extraction of Cu(II) by CYANEX 302 from nitrate medium and oxidative stripping of Cu(I) using Lewis cell technique

Journal:

Chemical Engineering and Processing: Process Intensification

Year:

2010

Language:

english

File:

PDF, 629 KB

english, 2010

50

Removal of iron from Cr-electroplating solution by extraction with di(2-ethylhexyl)phosphoric acid in kerosene

Y.A. El-Nadi, N.E. El-Hefny

Journal:

Chemical Engineering and Processing: Process Intensification

Year:

2010

Language:

english

File:

PDF, 324 KB

english, 2010