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Now showing items 61-70 of 73
Study on ferroelastic characteristics of gamma irradiated lithium potassium sulfate crystal
(
Elsevier
, 1999 , Article)
A detailed study of the optical absorption vs. γ-irradiation dose for lithium potassium sulfate crystal, LiKSO4 cut out perpendicular to x, y and z directions is presented. The optical density was measured within the ...
A 6th-order local approximation by a cubic curve
(
Qatar University
, 1997 , Article)
We derive and present a MAPLE program for the construction of a parametric cubic polynomial curve which has sixth-order contract with a given smooth curve at a given point, thus providing a local sixth-order approximation ...
موسوعة المعلومات القطرية
(
جامعة قطر
, 1998 , Book)
لقد أثبتت التجارب والدراسات أن نهضة المجتمعات وتنميتها تستجيب ، في غالب
الأحيان ، إلى مؤشراتها الاجتماعية والإنسانية والاقتصادية والعلمية والتقنية.
فالمجتمع، لكي يحافظ على هويته ويلعب دوره الحضاري ويشارك في صياغة ...
Constituents of plants growing in qatar xxv flavonoids of Picris Radicata (forssk.) Less.
(
Qatar University
, 1994 , Article)
Four flavonoids were isolated from the plant and were identified as apigenin, chrysin 7-glucoside, leuteoline and luteolin 7-glucoside.
Constituents of plants growing in Qatar: part xxviii. Constituents Of cistanche phelypaea
(
Qatar University
, 1995 , Article)
Ten compounds were isolated from the methanolic extract of the aerial parts of Cistanche phelypaea (Orobanchaceae) and identified as echinacoside (1), tubuloside A (2), tubuloside E (3), acteoside (4), 2'-acetylacteoside ...
جغرافية العالم الإسلامي ومستقبله
(
نظام الشافعي، علي الشيب، بسام النصر
, 1995 , Book)
اعتمد الكتاب في بياناته على احدث المراجع العالمية والاقليمية والوطنية ، والبحوث الحديثة التي درست جوانب من القضايا الجغرافية المتعلقة بدول العالم الاسلامي . وقد حاولنا في الكتاب ان يكون في نهاية كل فصل دراسة اقليمية ...
The amino acid composition of some Common marine algae from Qatar (Arabian Gulf)
(
Qatar University
, 1993 , Article)
The most dominant twenty algal species representing the main three groups of benthic macroalgae, Chlorophyceae, Phaeophyceae and Rhodophyceae were collected from the coastal zones of the Qatar peninsula. The algae were ...
Creativity/Productivity of Child's Language: A Case of Qatari Dialect
(
Qatar University
, 1999 , Article)
A review of process and production in SL studies
(
Qatar University
, 1990 , Article)
Open-ended cloze procedure and multiple - choice cloze procedure: similarties and differences
(
Qatar University
, 1991 , Article)
This paper is a validation of two cloze procedures: Open-Ended and Multiple-Choice (henceforth OE and MC respectively). Open-Ended and Multiple-Choice tests on the same text were administered to 60 English majors in their ...