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Now showing items 11-20 of 106
On the Valence State of Iron in Sr0.52+Ca0.52+Fe0.54+ Me0.54+O32−
(
WILEY-VCH Verlag GmbH & Co.
, 1989 , Article)
Powder samples of Sr0.5Ca0.5Fe0.5Me0.5O3 (Me = Co, Zr or Mn) and Sr0.3La0.7FeO3 are investigated by X-ray diffraction and Mossbauer effect spectroscopy.
Analysis of the completely ordered spectra suggested three kinds ...
تنمية العالم الثالث بين المركزية الحضرية والتوازن الاقليمي
(
Qatar University
, 1989 , Article)
نقد الحديث بين سند النقل وحكم العقل
(
Qatar University
, 1989 , Article)
ترجمة التراث اليوناني وأثرها على الحضارة الاسلامية
(
Qatar University
, 1989 , Article)
Behaviour of Grey Cast Iron Under Combined Bending and Tension
(
Qatar University
, 1989 , Article)
This paper deals with the strength of grey cast iron components subjected to combined bending and tension, this case of loading being met in C-frames and clamps, crane hooks and various eccentrically—loaded protruding ...
عالمان اثنان لا ثلاثة : مناقشة لمصطلح العالم الثالث
(
Qatar University
, 1989 , Article)
ابن قتيبة : وكتابه تأويل مختلف الأحاديث
(
Qatar University
, 1989 , Article)
INDIRECT PRESSURE MEASUREMENT FOR FUNCTIONALLY INACCESSIBLE VESSELS
(
Blackwell Publishing Ltd
, 1989 , Article)
الرصيد السكاني لدول الخليج العربية
(
Qatar University
, 1989 , Article)
Investigation of In-Service Parameters Influencing the Wear and Wear Rate for Two Rubbing Surfaces
(
Qatar University
, 1989 , Article)
A study has been conducted on the volumetric wear and wear rate as well as the quality of the surfaces produced by rubbing brass and steel specimens. Effect of end pressure and total sliding distance between the two rubbed ...