Volume & Issue: Volume 1, Issue 2, December 2012 
The tree clustering technique and the physical reality of galaxy groups

Pages 81-86

M.A. Sabry; I.A. Issa; H. Abdelrahman; A.A. Shaker


An overview investigation of Be/Shell stars

Pages 97-105

S.M. Saad; M.A. Hamdy; M.S. Abolazm


The use of satellite laser observations in studying the crustal movements

Pages 110-113

Gamal F. Attia; Maroof A. Hegazy; Afaf Mostafa Abd El-Hameed


Seismic hazard studies in Egypt

Pages 119-140

Abuo El-Ela A. Mohamed; M. El-Hadidy; A. Deif; K. Abou Elenean


Engineering seismological studies in and around Zagazig city, Sharkia, Egypt

Pages 141-151

M. El-Eraki; A.A. Mohamed; A.A. El-Kenawy; M.S. Toni; I.M. Shimaa


Coronal structure and flattening during total solar eclipse 2006

Pages 152-155

A.A. Galal; R.H. Hamid; M.M. Beheary; N.M. Ahmed; K. Edris; B.A. Marzouk


Ground-based measurements of UV Index (UVI) at Helwan

Pages 159-164

H. Farouk; R.H. Hamid; Hamdy K. Elminir; A. Abulwfa


On the ionospheric effects of 26 June, 1999 solar flare

Pages 179-185

A. Abseim; M. Youssef; S.M. Youssef; Magdy Y. Amin; M.G. Rashed; M.A. Semeida


Realworld maximum power point tracking simulation of PV system based on Fuzzy Logic control

Pages 186-194

Ahmed M. Othman; Mahdi M.M. El-arini; Ahmed Ghitas; Ahmed Fathy