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السجلات المعروضة 61 -- 70 من 380
Helminth parasites of fishes from the Arabian Gulf 9. some hemiurids (Digenea) from fishes of Qatari waters
(
Istituto di Parassitologia Medica
, 2001 , Article)
Four Hemiurids collected from some marine fishes caught off Qatari waters int he Arabian Gulf are described and compared with related species previously reported from the Arabian Gulf and the Indian Ocean. These include ...
Design and Assembly of Miniature Zirconia Oxygen Sensors
(
IEEE
, 2004 , Article)
Zirconia oxygen sensors are highly selective solid-state devices used for many applications, including combustion control for better fuel economy and lower emissions. Stabilized zirconia electrolyte meets the device ...
دراسة ميدانية حول مستوى الثقافة الإسلامية لدى طلاب جامعة قطر
(
اللجنة الوطنية القطرية للتربية و الثقافة و العلوم
, 2008 , Article)
لاحظنا أثناء تدريسنا لمقرر الثقافة الإسلامية لطلاب جامعة قطر ضعف المستوى الثقافي فيما يتعلق بعموميات الثقافة الإسلامية ولاحظنا أيضا أن هناك توافق من قبل أعضاء الهيئة التدريسية على هذه الملاحظة، خاصة أن مقرر الثقافة الإسلامية ...
Chip-Level Modulated BPPM Fiber-Optic Code Division Multiple Access
(
IEEE
, 2009 , Conference Paper)
Chip-Level Modulated Binary Pulse Position Modulation (CLM-BPPM) is proposed as a modulation scheme for Fiber-Optic Code Division Multiple Access (FO-CDMA) systems using Optical Orthogonal Code (OOC) for time domain signal ...
Integrating hybrid systems with existing thermal desalinationplants
(
Elsevier B.V.
, 2004 , Article)
In Gulf countries, most power plants are co-generation power desalting plants (CPDP) that generate electric energy and also produce fresh water through the desalination of seawater. This paper provides detailed technical ...
An efficient technique for finding the eigenvalues of fourth-order Sturm–Liouville problems
(
Elsevier
, 2009 , Article)
In this paper, we will develop a numerical technique for finding the eigenvalues of fourth-order non-singular Sturm–Liouville problems. We used the variational iteration methods as a basis for this technique. Numerical ...
End-to-end outage probability of multihop transmission over lognormal shadowed channels
(
King Fahd University of Petroleum & Minerals
, 2003 , Article)
End-to-end outage probability evaluation of multihop wireless communication systems over lognormal shadowed channels is presented. Closed-form expression for the end-to-end signal to noise ratio of systems equipped with ...
Wireless Networks
(
John Wiley & Sons, Inc.
, 2007 , Book chapter)
Wireless communication is the fastest-growing field in the telecommunication industry. Wireless networks have grown significantly as an important segment of the communications industry. They have become popular networks ...
Synthesis, spectroscopic, thermal and structural investigations of charge-transfer complexes of 4,4′-trimethylenedipiperidine with chloranil, TBCHD, DDQ, TCNQ and iodine
(
Elsevier
, 2009 , Article)
The charge-transfer interactions between the electron donor 4,4′-trimethylenedipiperidine (TMDP) and the acceptors 2,3,5,6-tetrachloro-1,4-benzoquinone (chloranil), 2,4,4,6-tetrabromo-2,5-cyclohexadienone (TBCHD), ...
Isolation and characterization of extracellular bioflocculants produced by bacteria isolated from Qatari ecosystems
(
POLISH SOCIETY OF MICROBIOLOGISTS
, 2008 , Article)
Compared with conventional synthetic flocculants, bioflocculants has special advantages such as safety, strong effect, biodegradable and harmlessness to humans and the environment, so they may potentially be applied in ...