Browsing Academic by Title

Now showing items 21936-21955 of 25697

    • Voluntary risk disclosure and values of FTSE350 firms: the role of an industry-based litigation risk 

      Elsayed, Nader; Hassanein, Ahmed ( Inderscience Publishers , 2021 , Article)
      There is conflicting research on whether litigation risk affects voluntary disclosure positively or negatively. This study thus aims to examine how litigation risk affects the voluntary disclosure of risk information. It ...

    • Volunteers of Oman during the Corona Crisis: An Exploratory Study in the Sociology of Altruism 

      Tabishat, Mohammed ( Gulf Studies center - College of Arts & Sciences - Qatar University , 2020 , Conference Paper)
      Volunteering is a major aspect of contemporary globalized societies. It has long been an indicator for proper functioning of society at large. Further, it made notable difference for individuals, groups and organizations. ...

    • VOPcPhO:P3HT composite micro-structures with nano-porous surface morphology 

      Azmer, Mohamad Izzat; Ahmad, Zubair; Sulaiman, Khaulah; Touati, Farid; Bawazeer, Tahani M.; ... more authors ( Elsevier B.V. , 2017 , Article)
      In this paper, composite micro-structures of Vanadyl 2,9,16,23-tetraphenoxy-29H,31H-phthalocyanine) (VOPcPhO) and Poly (3-hexylthiophene-2,5-diyl) (P3HT) complex with nano-porous surface morphology have been developed by ...

    • Voter's intention to use electronic voting systems 

      Anagreh, Laila F.; Abu-Shanab, Emad A. ( IGI Global , 2017 , Article)
      Electronic government initiatives play a central role in opening doorsfor potential votersto participate in the political process by using electronic voting systems. Electronic voting is attracting more attention by ...

    • A Voting-Mechanism-Based Ensemble Framework for Constraint Handling Techniques 

      Wu, Guohua; Wen, Xupeng; Wang, Ling; Pedrycz, Witold; Suganthan, Ponnuthurai Nagaratnam ( Institute of Electrical and Electronics Engineers Inc. , 2022 , Article)
      Effective constraint handling techniques (CHTs) are of great significance for evolutionary algorithms (EAs) dealing with constrained optimization problems (COPs). To date, many CHTs, such as penalty function, superiority ...

    • The vowel system of Qatari Arabic: Evidence for peripheral/non-peripheral distinction between long and short vowels 

      Al-Mazrouei, Aisha; Negm, Aisha; Kulikov, Vladimir ( Cambridge University Press , 2023 , Article)
      Arabic has a vowel system with three long and three short monophthongs. One of the parameters that accounts for qualitative differences between long and short vowels across languages is tenseness/laxness of vowels located ...

    • VRowser: A virtual reality parallel web browser 

      Toyama S.; Al Sada M.; Nakajima T. ( Springer Verlag , 2018 , Conference Paper)
      In this paper, we propose VRowser, which is a virtual reality (VR) web browser that utilizes various visualization and interaction methods to support webpage content comparisons, allocation, grouping, and retrieval that ...

    • Vulnerabilities of the SARS-CoV-2 virus to proteotoxicity - opportunity for repurposed chemotherapy of COVID-19 infection 

      Rabbani, Naila; Thornalley, Paul John; Al-Motawa, Maryam; Xue, Mingzhan ( Qatar University Press , 2020 , Poster)
      The global pandemic of COVID-19 disease caused by infection with the SARS-CoV-2 coronavirus, has produce an urgent requirement and search for improved treatments whilst effective vaccines are developed. A strategy for ...

    • Vulnerabilities of the SARS-CoV-2 Virus to Proteotoxicity—Opportunity for Repurposed Chemotherapy of COVID-19 Infection 

      Al-Motawa, Maryam S.; Abbas, Hafsa; Wijten, Patrick; de la Fuente, Alberto; Xue, Mingzhan; ... more authors ( Frontiers Media , 2020 , Article)
      The global pandemic of COVID-19 disease caused by infection with the SARS-CoV-2 coronavirus, has produced an urgent requirement and search for improved treatments while effective vaccines are developed. A strategy for ...

    • Vulnerability and precarity of Palestinian women in the Naqab 

      Daher-Nashif, Suhad ( Taylor & Francis , 2021 , Article)
      Many studies have broadly addressed the status of the Naqab/Negev Bedouins in Israel, particularly the status of women. However, women from the West Bank and the Gaza Strip who are married to male Bedouin citizens of Israel ...

    • Vulnerability of mangroves to sea level rise in Qatar: Assessment and identification of vulnerable mangroves areas 

      Shehadi, Mohammad Ahmad (2015 , Master Thesis)
      Qatar is one of few countries in Arabian Gulf where mangrove ecosystem exist. They are essential number of ecosystem function; however, this valuable ecosystem is threatened by both anthropogenic and global climatic ...

    • Vulnerable newborn types: analysis of subnational, population-based birth cohorts for 541 285 live births in 23 countries, 2000–2021 

      Erchick, D. J.; Hazel, E. A.; Katz, J.; Lee, A. C.C.; Diaz, M.; ... more authors ( Wiley , 2023 , Article)
      Objective: To examine prevalence of novel newborn types among 541 285 live births in 23 countries from 2000 to 2021. Design: Descriptive multi-country secondary data analysis. Setting: Subnational, population-based birth ...

    • VW's 'Defeat Devices' and Liability for Claims for Lost Emissions Tax Revenue 

      Truby, Jon; Kratsas, George ( Brill Academic Publishers , 2017 , Article)
      Volkswagen Group's utilisation of a 'defeat device' to produce inaccurate results for vehicle emissions tests in multiple consumer states, leads it to face potentially crippling fines, possible criminal liability, civil ...

    • Waist Circumference and Risk of Liver Cancer: A Systematic Review and Meta-Analysis of over 2 Million Cohort Study Participants 

      Rahmani, Jamal; Kord Varkaneh, Hamed; Kontogiannis, Vasileios; Ryan, Paul M; Bawadi, Hiba; ... more authors ( Karger Publishers Open Access , 2020 , Article)
      Liver cancer is the sixth most common type of cancer worldwide, and waist circumference (WC) is associated with its risk beyond body mass index (BMI). This dose-response meta-analysis was performed to investigate the ...

    • Walsh transform with moving average filtering for data compression in wireless sensor networks 

      Elsayed, Mohamed; Mahmuddin, Massudi; Badawy, Ahmed; Elfouly, Tarek; Mohamed, Amr; ... more authors ( Institute of Electrical and Electronics Engineers Inc. , 2017 , Conference Paper)
      Due to the peculiarity of wireless sensor networks (WSNs), where a group of sensors continuously transmit data to other sensors or to the fusion center, it is crucial to compress the transmitted data in order to save the ...

    • Waning effectiveness of COVID-19 vaccines 

      Hiam, Chemaitelly; Abu-Raddad, Laith J ( Elsevier , 2022 , Article)
      In The Lancet, Peter Nordström and colleagues1 report the effectiveness of several COVID-19 vaccines and different vaccine schedules against any documented SARS-CoV-2 infection and against severe COVID-19, for up to 9 ...

    • Waning mRNA-1273 Vaccine Effectiveness against SARS-CoV-2 Infection in Qatar 

      Abu-Raddad, Laith J.; Chemaitelly, Hiam; Ayoub, Houssein H.; Yassine, Hadi M.; Abdul Rahim, Hanan F.; ... more authors ( Massachussetts Medical Society , 2022 , Other)
      In early 2021, Qatar launched a mass immunization campaign with the mRNA-1273 (Moderna)1 vaccine against coronavirus disease 2019 (Covid-19).2 We assessed the persistence of real-world vaccine effectiveness against severe ...

    • Waning of BNT162b2 Vaccine Protection against SARS-CoV-2 Infection in Qatar. 

      Chemaitelly, Hiam; Tang, Patrick; Hasan, Mohammad R; AlMukdad, Sawsan; Yassine, Hadi M; ... more authors ( Massachusetts Medical Society , 2021 , Article)
      Waning of vaccine protection against severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection or coronavirus disease 2019 (Covid-19) is a concern. The persistence of BNT162b2 (Pfizer-BioNTech) vaccine ...

    • Warfarin dosing strategies evolution and its progress in the era of precision medicine, a narrative review 

      Fahmi, Amr Mohamed; Elewa, Hazem; El Jilany, Islam ( Springer , 2022 , Article Review)
      Background For decades, vitamin K antagonists and specifically warfarin, have been the sole agents used orally to manage thromboembolic conditions, including stroke and venous thromboembolism (VTE). Several factors lead ...

    • Warfarin-Rifampin-Gene (WARIF-G) Interaction: A Retrospective, Genetic, Case–Control Study 

      Salem, Muhammad; El-Bardissy, Ahmed; Elshafei, Mohamed Nabil; Khalil, Ahmed; Mahmoud, Hesham; ... more authors ( Wiley-Blackwell , 2023 , Article)
      Warfarin is extensively metabolized by cytochrome P450 2C9 (CYP2C9). Concomitant use with the potent CYP2C9 inducer, rifampin, requires close monitoring and dosage adjustments. Although, in theory, warfarin dose increase ...