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Baseline formation for damage diagnosis in one dimensional-beam problems
(2002 , Conference)
A brief account of the theories behind modal analysis, dimensional analysis, the stereolithography process and the strain energy damage detection method is presented. An integrated system of those techniques is formulated ...
Tests of a diamond field-assisted positron moderator
(
Elsevier
, 2002 , Conference)
Diagnostic studies have been performed on a 70 μm thick diamond film with a view to its development as a possible field-assisted moderator (FAM) for slow positron emission. The film was coated on one side with a 200 nm ...
Re-emission of slow positrons from tungsten at elevated temperatures
(
Elsevier
, 2002 , Conference)
A series of measurements have been made on the dependence of the intensity and energy spectrum of slow positrons re-emitted from polycrystalline tungsten foil held at temperatures of up to 500 °C. Irrespective of target ...
Three-body effects in the annihilation of positrons on molecules
(
APS
, 2002 , Article)
The three body effects in the annihilation of positrons on molecules were discussed. The positron annihilation in ethylene gas at room temperature and at densities below one amagat, showed that the mean free positron ...
Stratigraphy and sedimentology of the Hofuf Formation in the State of Qatar in relation to the tectonic evolution of the East Arabian Block
(
Sultan Qaboos University
, 2002 , Article)
Well-exposed, fine-grained to pebbly coarse-grained fluvial sandstones of Late Miocene to Pleistocene age crop out in the south-central and south-western parts of Qatar. These sandstones belong to the Hofuf Formation and ...
أثر ورش تكنولوجيا التعليم والتقويم في رفع مستوى الأداء المهني لأعضاء هيئة التدريس بجامعة العلوم والتكنولوجيا الأردنية
(
Qatar University
, 2002 , Article)
هدفت الدراسة إلى معرفة أثر ورش تكنولوجيا التعليم والتقويم التي تعقدها جامعة العلوم والتكنولوجيا الأردنية في رفع مستو ى الأداء المهني لأعضاء هينة التدريس فيها. تكونت عينة الدراسة من (330) عضو هيئة تدريس للعام الجامعي 97/1998 ...
عنصر المنبر في العمارة الإسلامية حتى نهاية العصر المملوكي بين الوظيفة والرمزية
(
Qatar University
, 2002 , Article)
يركز هذا البحث على ثلاث نقاط رئيسة :
أولاً : يناقش هذا البحث أمل واشتقاق المنبر في العمارة الإسلامية المبكرة، حيث إن هناك عدداً من الباحثين الغربيين أمثال بيكر، لامنس، كريزويل . . وغيرهم قد تناولوا هذا الموضوع وخرجوا ...
The attitudes of female primary teachers in Qatar towards the introduction of computers in the classrooms
(
Qatar University
, 2002 , Article)
The purpose of the present study is to examine teachers' attitudes and views towards the introduction of computers into the primary school curriculum in Qatar. It will also investigate primary teachers' experience of using ...
مواقف الدارسين العرب المعاصرين من نشأة التوقيعات وعروبتها
(
Qatar University
, 2002 , Article)
The present paper examines the position of scholars on the Arab system of "what is known as "Al-Tawqi" which emerged in the early Islamic Period. It also examines the relationship between the system in question and its ...
Unrelated Machines Scheduling With Machine Eligibility Restrictions
(
Qatar University
, 2002 , Article)
In this paper we present a new heuristic algorithm to minimize the makespan for scheduling jobs on unrelated parallel machines with machine eligibility
restrictions ( R^ I M .1 C^^). To the best of our knowledge, the ...