Kinetics and Mechanism of Reduction of 4-(p-Dimethylamino)-Benzylidene-3-methyl-1-phenyl-2-pyrazolin-5-one by Bisulphite Ions in Aqueous Ethanolic Media

Research Authors
M. M. Girgis, R. M. Hassan and Z. H. Khalil
Research Department
Department of chemistry
Research Journal
Ind. J. Tech
Research Member
Refat Moustafa Hassan Abou-Zeid
Research Rank
1
Research Vol
vol. 25 No, 334
Research Year
1987

Kinetics and Mechanism of Sol-Gel Transformation for Polyelectrolytes of Capillary Copper Alginate Ionotropic Membranes

Research Authors
R. M. Hassan, S. A. El-Shatoury, M. A. Mousa and A. Hassan
Research Department
Department of chemistry
Research Journal
Eur. Polym. J.
Research Member
Refat Moustafa Hassan Abou-Zeid
Research Rank
1
Research Vol
vol. 24 No, 1173
Research Year
1988

Polarographic Determination of Formation Constants of the Mixed Complexes of Cd(II) and Pb(II) with Thiosulphate and Halide Ions.

Research Authors
M. A. Ghandour, R. M. Hassan, S. A. Ibrahim and N. Abo El-Maali,
Research Department
Department of chemistry
Research Journal
J. Chin. Chem. Soc., Taipei
Research Member
Refat Moustafa Hassan Abou-Zeid
Research Rank
1
Research Vol
vol. 36 No, 293
Research Year
1989

Kinetics and Mechanism of Sol-Gel Transformation of Polyelectrolytes of Some Transition Metal Ions Especially Cobalt Alginate Ionotropic Membranes.

Research Authors
R. M. Hassan, A. M. Summan, M. K. Hassan and S. A. El-Shatoury
Research Department
Department of chemistry
Research Journal
Eur. Polym. J
Research Member
Refat Moustafa Hassan Abou-Zeid
Research Rank
1
Research Vol
vol. 25 No, 1209
Research Year
1989

Influence of Frequency on Specific Conductance of Polyelectrolyte Gels with Special Correlation Between Strength of Chelation and Stability of Divalent Metal Alginate Ionotropic Gels

Research Authors
R .M. Hassan, M. Th. Makhlouf, A. M. Summan and A. Awad
Research Department
Department of chemistry
Research Journal
Eur. Polym. J
Research Member
Refat Moustafa Hassan Abou-Zeid
Research Rank
1
Research Vol
vol. 25 No, 996
Research Year
1989

Influence of Frequency on Electrical Properties of Acid and Trivalent Metal Alginate Ionotropic Gels. A Correlation between Strength of Chelation and Stability of Polye1ectrolyre Gels.

Research Authors
R. M. Hassan,
Research Department
Department of chemistry
Research Journal
High Perform. Polym.
Research Member
Refat Moustafa Hassan Abou-Zeid
Research Rank
3
Research Vol
vol. 1 No, 275
Research Year
1989
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