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The prevalence of vitamin D deficiency among female college students at Qatar University
(
Medical Services Department Saudi Arabian Armed
, 2011 , Article)
Nowadays vitamin D deficiency is considered as a common problem among many Arab countries including Lebanon, Qatar, Saudi Arabia, UAE and other European countries as documented by many studies (1,2,3,5). Vitamin D is a ...
Pharmacy student perceptions of public health service roles and responsibilities
(
Blackwell Publishing Ltd
, 2011 , Article)
Background There is increasing emphasis on pharmacists' assuming responsibility for public health promotion and delivery with formal expansion of public health activities in their practice. A number of pharmacy school ...
تنوير الخطاب الديني من منطلق الفكر الإسلامي : ضرورته وضوابطه
(
مجمع البحوث الاسلامية - الجامعة الإسلامية العالمية
, 2011 , Article)
كثر الحديث عن تجديد الخطاب الديني وضرورة تنويره، وذلك من منطلق ضرورة ملاءمة
الخطاب الديني للعصرالحالي الذي يشهد حالة من حالات الحراك الديني والسياسي والاجتماعي، ويرجع
طرح موضوع الخطاب الديني على ساحةالبحث إلى التهديد ...
High-performance adaptive Perturb and observe MPPT technique for photovoltaic-based microgrids
(
IEEE
, 2011 , Article)
Solar photovoltaic (PV) energy has witnessed double-digit growth in the past decade. The penetration of PV systems as distributed generators in low-voltage grids has also seen significant attention. In addition, the need ...
Multiple-module high-gain high-voltage DCDC transformers for offshore wind energy systems
(
IEEE
, 2011 , Article)
Renewable energy sources, such as offshore wind farms, require high voltage gains in order to interface with power transmission networks. These conversions are normally made using bulky, complex, and costly transformers ...
A modified stationary reference frame-based predictive current control with zero steady-state error for LCL coupled inverter-based distributed generation systems
(
IEEE
, 2011 , Article)
This paper proposes a modified stationary reference frame-based predictive current controller with zero steady-state error for LCL coupled inverter-based distribution generation systems. Analytical expressions for the ...
Improvement of Bacillus thuringiensis bioinsecticide production by sporeless and sporulating strains using response surface methodology
(
Elsevier B.V.
, 2011 , Article)
Statistical experimental designs, involving a Plackett-Burman design followed by a rotatable central composite design were used to optimize the culture medium constituents for Bacillus thuringiensis bioinsecticide production. ...
Qatar Interprofessional Health Council: IPE for Qatar
(
Hamad bin Khalifa University Press (HBKU Press)
, 2011 , Article)
Qatar has grown rapidly over the past 10 years particularly in the areas of healthcare needs and provisioning. The population has grown from 617,000 in 2000 to over 1.7 million in 2010. The number of hospitals both private ...
Intervention in biological phenomena modeled by S-systems
(
IEEE
, 2011 , Article)
Recent years have witnessed extensive research activity in modeling biological phenomena as well as in developing intervention strategies for such phenomena. S-systems, which offer a good compromise between accuracy and ...
Fault detection and isolation of linear impulsive systems
(
IEEE
, 2011 , Article)
This technical note investigates the development of fault detection and isolation (FDI) filters for linear impulsive systems. The concept of an unobservability subspace is introduced for linear impulsive systems and an ...