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Forced vibration characteristics of embedded graphene oxide powder reinforced metal foam nanocomposite plate in thermal environment
(
Elsevier
, 2021 , Article)
Dynamic behavior of a new class of nanocomposites consisted of metal foam as matrix and graphene oxide powders as reinforcement is presented in this study in the framework of forced vibration. Graphene oxide powders are ...
Qatar Defense Strategies
(
Gulf Studies center - College of Arts & Sciences - Qatar University
, 2021 , Conference Paper)
Security become a crucial subject in the Arab world and Gulf region, particularly is that the security concept now include different aspects represent in social, cyber, economic and health security. So, the security of the ...
Magnetorheological elastomer-based variable stiffness flexible coupling for vibration isolation
(
Canadian Science Publishing
, 2021 , Article)
Rotating mechanical equipment such as pumps and motors can suffer from unattenuated torsional vibration. The causes of such vibration range from imbalance within the rotating system to misalignment, or even operating at ...
WEALTH AND THE PERSISTENCE OF AUTHORITARIANISM IN THE GULF STATES: ECONOMIC PRIVILEGE OR A CULTURAL PHENOMENON?
(
Foundation for Good Politics
, 2021 , Article)
During the Arab Spring the idea of the Middle East as an authoritarian exception appeared to be no longer valid. Yet the Gulf states seem to be safe from political turmoil. This paper examines the persistence of authoritarianism ...
A mixed-method study of programme management resources and social enterprise sustainability: A developing-country context
(
Multidisciplinary Digital Publishing Institute (MDPI)
, 2021 , Article)
This research investigates the relationship between enterprise environmental factors (EEFs) and programme management (PgM) resources, and subsequently how PgM resources and sustain-ability integrate into social enterprise. ...
Biomolecular alterations in acute traumatic brain injury (TBI) using Fourier transform infrared (FTIR) imaging spectroscopy
(
Elsevier
, 2021 , Article)
Acute injury is one of the substantial stage post-traumatic brain injury (TBI) occurring at the moment of impact. Decreased metabolism, unregulated cerebral blood flow and direct tissue damage are triggered by acute injury. ...
Burnout and job satisfaction among psychiatrists in the Mental Health Service, Hamad Medical Corporation, Qatar
(
Elsevier
, 2021 , Article)
Background: Job satisfaction is a critical concern among medical staff and directly affects patient safety and quality of health care services. Burnout has been reported to be correlated with job satisfaction. Aims: This ...
Condenser capacity and hyperbolic perimeterImage 1
(
Elsevier
, 2021 , Article)
We study the conformal capacity by using novel computational algorithms based on implementations of the fast multipole method, and analytic techniques. Especially, we apply domain functionals to study the capacities of ...
Accessory ossicles in the region of the foot and ankle: An epidemiologic survey in a jordanian population
(
Multidisciplinary Digital Publishing Institute (MDPI)
, 2021 , Article)
Background and Objectives: The incidence of accessory bones in the region of foot and ankle is quite variable between studies and are often confused with avulsion fractures in trauma patients with musculoskeletal injuries. ...
Novel Prosopis juliflora leaf ethanolic extract as natural antimicrobial agent against food spoiling microorganisms
(
Nature Research
, 2021 , Article)
Fresh produces spoilage is a worldwide concern that accompany the global increase in food demand. Adverse human health and environmental effects of commercial spoilage control agents are major public concern. In this study, ...