| Faculty of Science

Spectrophotometric Evidence for the Formation of Short-Lived Hypomanganate(V) and Manganate(VI) Transient Species during the Oxidation of K-carrageenan by Alkaline Permanganate.

Read more about Spectrophotometric Evidence for the Formation of Short-Lived Hypomanganate(V) and Manganate(VI) Transient Species during the Oxidation of K-carrageenan by Alkaline Permanganate.

Research Authors

G. A. Ahmed, A. Fawzy and R. M. Hassan,

Research Department

Department of chemistry

Research Member

Refat Moustafa Hassan Abou-Zeid

Research Publisher

Carbohydr. Res.

Research Rank

0

Research Vol

vol. 342,No.1382

Research Year

2007

Acid-catalysis of chromic acid oxidation of kappa-carrageenan polysaccharide in aqueous perchlorate solutions,

Read more about Acid-catalysis of chromic acid oxidation of kappa-carrageenan polysaccharide in aqueous perchlorate solutions,

Research Authors

I. A. Zaafarany, K. S. Khairou and R. M. Hassan

Research Department

Department of chemistry

Research Journal

. Mol. Catal

Research Member

Refat Moustafa Hassan Abou-Zeid

Research Rank

1

Research Vol

vol. 302, No 112

Research Year

2009

Physicochemical Studies on Some Natural Polymeric Complexes of Quadrivalent Metal Cations. Electrical Conductivity and Chemical Equilibrium of Cross-Linked Selenium(IV)-Alginate Complex With Correlation Between the Complex Stability and Geometrical

Read more about Physicochemical Studies on Some Natural Polymeric Complexes of Quadrivalent Metal Cations. Electrical Conductivity and Chemical Equilibrium of Cross-Linked Selenium(IV)-Alginate Complex With Correlation Between the Complex Stability and Geometrical

Research Authors

I. A. Zaafarany, K. S. Khairou, R. M. Hassan and Y. Ikeda,

Research Department

Department of chemistry

Research Member

Refat Moustafa Hassan Abou-Zeid

Research Publisher

Saudi. Chem. Soc.

Research Rank

0

Research Vol

vol. 13 No 49

Research Year

2009

Physicochemical Studies on Cross-Linked Thorium(IV)-Alginate Complex Especially the Electrical Conductivity and Chemical Equilibrium Related to the Coordination Geometry

Read more about Physicochemical Studies on Cross-Linked Thorium(IV)-Alginate Complex Especially the Electrical Conductivity and Chemical Equilibrium Related to the Coordination Geometry

Research Authors

I. A. Zaafarany, K. S. Khairou and R. M. Hassan,

Research Department

Department of chemistry

Research Journal

Arab. Saudi

Research Member

Refat Moustafa Hassan Abou-Zeid

Research Rank

1

Research Vol

vol. 2 No1.

Research Year

2009

Thermal Decomposition of Sn(II), Pb(II), Cd(II) and Hg(II) Cross-Linked Metal-Alginate complexes,

Read more about Thermal Decomposition of Sn(II), Pb(II), Cd(II) and Hg(II) Cross-Linked Metal-Alginate complexes,

Research Authors

M. A. El-Gahami, K. S. Khairou and R. M. Hassan,

Research Department

Department of chemistry

Research Member

Refat Moustafa Hassan Abou-Zeid

Research Publisher

Bull. Polym. Acad. Sci

Research Rank

0

Research Vol

vol. 51, No 105

Research Year

2003

Kinetics and Mechanism of Permanganate Oxidation of Pectin in Acid Perchlorate Media

Read more about Kinetics and Mechanism of Permanganate Oxidation of Pectin in Acid Perchlorate Media

Research Authors

M. I. Abdel-Hamid, K. S. Khairou and R. M. Hassan,

Research Department

Department of chemistry

Research Journal

Eur. Polym

Research Member

Refat Moustafa Hassan Abou-Zeid

Research Rank

1

Research Vol

vol. 39, No .381

Research Year

2003

Kinetics and Mechanism of Oxidation of Chitosan Polysaccharide by Permanganate Ion in Aqueous Perchlorate Solutions.

Read more about Kinetics and Mechanism of Oxidation of Chitosan Polysaccharide by Permanganate Ion in Aqueous Perchlorate Solutions.

Research Authors

G. A. Ahmed, K. S. Khairou and R. M. Hassan

Research Department

Department of chemistry

Research Journal

Chem. Res

Research Member

Refat Moustafa Hassan Abou-Zeid

Research Rank

1

Research Vol

Vol 183

Research Year

2003

Kinetics and Mechanism of Oxidation of Poly(Vinyl Alcohol) Macromolecule by Chromic Acid in Aqueous Perchloric Acid

Read more about Kinetics and Mechanism of Oxidation of Poly(Vinyl Alcohol) Macromolecule by Chromic Acid in Aqueous Perchloric Acid

Research Authors

M. I. Abdel-Hamid, G. A. Ahmad and R. M. Hassan

Research Department

Department of chemistry

Research Journal

Eur. Polym

Research Member

Refat Moustafa Hassan Abou-Zeid

Research Rank

0

Research Vol

vol. 37 No, 2201

Research Year

2001

Kinetics and Mechanism of Sol-Gel Transformation on Polyelectrolyte of Divalent Metal Ions Alginate Complexes with Formation of Capillary Ionotropic Polymembrane.

Read more about Kinetics and Mechanism of Sol-Gel Transformation on Polyelectrolyte of Divalent Metal Ions Alginate Complexes with Formation of Capillary Ionotropic Polymembrane.

Research Authors

K. S. Khairou, W. M. Al-Gethami and R. M. Hassan,

Research Department

Department of chemistry

Research Member

Refat Moustafa Hassan Abou-Zeid

Research Publisher

Bull. Polish Acad. Sci

Research Rank

0

Research Vol

vol. 50 No 3

Research Year

2002

Diffusion Controls Influence on Relaxation Time and Velocity of Acceleration of Sol-Gel Transformation for Cross-Linked Metal Alginate Ionotropic Gel Complexes.

Read more about Diffusion Controls Influence on Relaxation Time and Velocity of Acceleration of Sol-Gel Transformation for Cross-Linked Metal Alginate Ionotropic Gel Complexes.

Research Authors

K. S. Khairou, W. M. Al-Gethami and R. M. Hassan

Research Department

Department of chemistry

Research Member

Refat Moustafa Hassan Abou-Zeid

Research Publisher

Bull. Polish Acad. Sci.

Research Rank

0

Research Vol

vol. 51, No 461

Research Year

2003