البريد الإلكترونى

  
   
استفسار


  
            

Delta Journal of Science Volume 16 (1992) Issue no. 1


CONTENTS


MATHEMATICS

D-Equivalent  Topologies

A.k. Kozae; A~A. Abo Khadra .

1

SOME MORE RESULts ON FUzzy CONTINUITY

A.A. AHam

13

Physics

ON TIlE LEVEL STRUCTURE OF 154Gd EI-Kameesy et al.,

31

RESONANT TRANSFER AND EXCITATION FOR NITROGEN

LIKE IONS Gaber Ornar

43

LASER FERQUENCY CONTROL PLANO-CONFOCAL

INTERFEROMETER H. EI-Kashef

61

CHEMISTRY

STUDIES ON MIXED COMPLEXES OF Cd(II) WITII

DIAMINOPROPANE AND THIOSULPHATE USING DIFFERENTIAL PULSE POLAROGRAFHY A.M. Hassanein et al.,

76

ASPECTS OF PHYSICO-CHEMICAL PROPERTIES OF

n-PROPYL ALCOHOL-WATER MIXTURES AT DIFFERENT

TEMPERATURES 1.Z. Selim

91

ELECTRONIC, INERARED AND PROTON MAGNETIC

RESONANCES SPECTRAL STUDIES DN SOME AZO AND

AZ9-AZm;ETHrNE DERIVATIVES M.E Moustafa

111

LOCALIZED CORROSION OF FERRALIUM STAINLESS

STEEL IN PAPER NACHINE ,mITE WATER Girgis & Ghayad

130

GEOLOGY

MORPHOMETRY OF DISCOAS~~ MULTIRADIATUS

BRAMLETTE &RIEDEL (1954) AND ITS BIOCHRONOLOGICAL

SIGNIFICANCE THE EARLY PALEOGENE OF

EGYPT M. Faris

152

CHEMICAL AND MINERALOGICAL CHARACTERISTICS

OF ~~GNETITE FROM GEBEL EL-HADID, EASTERN

DESERT, EGYPT. EI-Dosuky et al.,

171

Botany

ISOLATION AND IDENTIFICATION OF THE

PHENOLICS FROM RICI~US COMMUNIS L. Khogali et al.,

198

FACTORS AFFECTING THE PRODUCTIVITY OF

SPIRULINA PLATENSIS Abo-Shady et al.,

212

OPTIMIZATION OF LIPASE PRODUCTION BY

STREPTOMYCES PARVULUS UNDER VARIOUS GROWTH

CONDITIONS EL-Sayed A. EL-Shirbiny AND M.F. Ghaly

229

ZOOLOGY

GAHETOGENIC CYCLE OF,·THE TUBE WORM HYDROIDES .' , " '.

DIRAMPHA (PGLYC,HAETA,.$ERPULJDAE) FROM.LAKE;

TIMSAH (SUEZ CA!'!AL, EGYPT) Mona, M.H.

244