Browsing by Title
Now showing items 4594-4613 of 48685
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Challenges in the design and operation of an efficient photobioreactor for microalgae cultivation and hydrogen production
( Springer India , 2016 , Book chapter)The major challenge in the production of biofuels from microalgae is the need to generate sufficient quantities of microalgal biomass and an environmentally friendly and cost-effective method for extraction of oil from the ... -
Challenges of multi-level water governance at micro-watershed level - A case from Rio de Janeiro, Brazil
( Institute of Physics Publishing , 2018 , Conference Paper)The micro-watershed level can be a promising unit for the integration and coordination of water management functions that affect sustainable water use and livelihoods of local communities such as farmer groups. Recent ... -
Challenges of Palestinian Security Sector Reform: Blame Israeli Occupation or Internal Political Fragmentation?
( International Publishing House for China's Culture , 2014 , Article)The debate on Security Sector Reform (SSR) in Palestine has emerged within the context of the peace process between Israel and Palestinians, in particular following the Oslo agreement in 1993. There are different perceptions ... -
Challenges of Physical Layer Security in a Satellite-Terrestrial Network
( Institute of Electrical and Electronics Engineers Inc. , 2022 , Article)Integrated satellite-terrestrial networks (ISTNs) are one of the new research directions for future 5G networks. Satellite coverage enables 5G communication throughout most of the world. However, the security concerns ... -
The Challenges of Qatari Women in the Workforce
(2015 , Master Thesis)The purpose of this research is to examine the changes that have taken place regarding work opportunities for women over the years in Qatar, and to explore the efforts made by these women to change the traditional way ... -
The challenges of Rohani’s second term
( TEPSA - Trans European Policy Studies Association , 2017 , Report)The renewed mandate of Hassan Rohani, begun on 3 August, represents continuity on the road to moderation both at home and abroad. However, despite a more reformist government than the last, no significant change is expected ... -
Challenges to Re-Structuring Iran's Energy Industry
( Gulf Studies center - College of Arts & Sciences - Qatar University , 2019 , Conference Paper)Ad hoc macro policies to generate added value revenue from crude oil, in part by investing in petrochemicals, drives Iran's energy sector to mitigate the impact of US-led sanctions. Similar policies aim to offer crude oil ... -
Challenges to Teachers Implementing Sustainable Development Goals Frameworks in Qatar
( Multidisciplinary Digital Publishing Institute (MDPI) , 2023 , Article)Teachers play an essential role in teaching sustainable development to students. Consequently, understanding the challenges that hamper effective instruction is crucial. This study explored the challenges preparatory and ... -
Challenges to the application of research ethics: researchers' views from Lebanon and Qatar
( American University of Beriut , 2014 , Conference Paper & Presentation)The rise of academic institutions and in funding in the Arab World, poses concerns about the practice of research ethics. The influence of cultural and academic contexts on the interpretation and the application of research ... -
Challenging gender norms: women’s leadership, political authority, and autonomy
( Emerald , 2022 , Article)Purpose: In patriarchal settings, cultural barriers continue to influence women’s participation in positions of leadership and political authority. This paper aims to explore these findings in light of the theoretical ... -
Challenging Hydraulic Aspects of MPSO Project, Qatar's Showcase for Storm Water Outfall
( Qatar University Press , 2023 , Conference Paper)The purpose of the Musaimeer Pump Station and Outfall (MPSO) project is to receive storm water runoff and groundwater flows from the Abu Hamour Tunnel and to provide a pumping station, a 10 km marine outfall tunnel and a ... -
Challenging the Enforcement of Emergency Arbitrator Decisions
( Kuwait International Law School , 2020 , Article)There is a growing consensus that emergency arbitration is now a permanent and integral part of international arbitration. Commentators and practitioners recognise the significance of the emergency arbitrator mechanism in ... -
Champions of protection? A Text-as-data analysis of the bilateral investment treaties of GCC countries
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Article)Through the lens of state-of-the-art text-as-data techniques, this article examines the bilateral investment treaty (BIT) practice of the member states of the Gulf Cooperation Council (GCC). The analysis unveils two critical ... -
Change management guidelines that address barriers to technology adoption in an hei context
( Institute of Electrical and Electronics Engineers Inc. , 2017 , Conference Paper)The literature reviewed, has suggested that Technology Enhanced Learning and the related domains of education, technology and business interact in a complex and contextual manner as a new emerging episteme. This is one ... -
Change or perish: Examining the role of human capital and dynamic marketing capabilities in the hospitality sector
( Elsevier Ltd , 2021 , Article)Many researchers have endeavored to explain which factors contribute to sustainable competitive advantage. Toward this end, this study contributes to the marketing and hospitality management literature by providing empirical ... -
Changements climatiques et essor djihadiste au Sahel: une approche critique pour des solutions plus adaptées
( GQEG , 2018 , Article)Les pays du Lac Tchad et la communauté internationale ont privilégié depuis plusieurs années la résolution des problèmes complexes du Sahel (tels que le terrorisme, la pauvreté extrême et la dégradation environnementale) ... -
Changes in air quality during the first-level response to the COVID-19 pandemic in Shanghai Municipality, China
( MDPI , 2020 , Article)Ongoing rapid urban population growth world-wide has led to serious environmental problems that affect ecosystems and also lower the security and happiness of urban residents about their living environment. The most ... -
Changes in alcohol-related perceptions and behaviour among Vietnamese early career doctors after graduation
( IOS Press , 2023 , Article)BACKGROUND: Vietnamese medical students believe becoming "strong" drinkers is important for their future career working as doctor. However, it is unclear if this is a temporary behaviour associated with life as a student, ... -
Changes In Biomass Gain, Protein Content And Hormonal Levels In Wheat Kernels In Response To Soil Drench With Sodium Salicylate
( Qatar University , 1992 , Article)Drenching of soil with sodim salycylate (800,4000 and 8000mg/l) increased grain f. wt. and d. wt. Protein content was increased in grains at days 23 and 60 with 800 mg/1 salicylate. With higher doses "4000 and 8000mg/l ... -
Changes in carbohydrate and nitrogen fractions during germination of fenugreek (Trigonellafoenum-graecum L.) seeds presoaked in GA3, growing under different osmotic potentials
( Qatar University , 1997 , Article)Changes in carbohydrate and nitrogen fractions during seed germination of fenugreek under water stress and GA^ treatment were investigated. The germination percentage was reduced with the decrease in the osmotic potential ...