تصفح Qatar University Institutional Repository حسب العنوان
السجلات المعروضة 15721 -- 15740 من 27985
-
Oncolytic viruses as nanomedicines against the tumor microenvironment
( AMG Transcend Association , 2021 , Article Review)The tumor microenvironment is best described as the battleground for fighting cancer and the host immune system. Contrary to primitive beliefs that cancer growth and progression are solely dependent on cancer cells, recent ... -
Oncoproteins of High-Risk HPV and EBV Cooperate to Enhance Cell Motility and Invasion of Human Breast Cancer Cells Erk1/Erk2 and β-Catenin Signaling Pathways.
( Frontiers Media , 2021 , Article)Breast cancer is a leading cause of death in women around the world. Most breast cancer-related deaths are a result of complications from the metastatic spread. Several recent studies reported that high-risk human ... -
One and two sample confidence intervals for estimating the mean of skewed populations: an empirical comparative study
( TAYLOR & FRANCIS LTD , 2009 , Article)In this paper we consider and propose some confidence intervals for estimating the mean or difference of means of skewed populations. We extend the median t interval to the two sample problem. Further, we suggest using the ... -
One Arab woman's journey to entrepreneurship: a case study
( Inderscience , 2013 , Article)The United Arab Emirates (UAE) is pegged as a highly opportunistic market. The region's unique demographics include a native population that is in the minority and high numbers of women involved in entrepreneurial activities. ... -
The One Dimensional Inverse Spectral Problem Of A Generalized Stationary Schrodinger Equation
( Qatar University , 1996 , Article)In this paper we study the inverse problem on the half line for a generalized stationary one dimensional Schrodinger equation. We consider the solutions of the differential equation and study its properties. Given the ... -
One minute microwave synthesis of [O2N-Ph-CH2-Py = N(Me)2]+[Cl]− ionic liquid: XRD/HSA-interactions, physicochemical, optical, thermal and A DFT/TD-DFT analysis
( Elsevier , 2021 , Article)1-(4-nitrobenzyl)-4-dimethylaminopyridinium chloride, [O2N-Ph-CH2-Py = N(Me)2]+[Cl]−, was made available in good yield and within one minute using microwave assisted reaction (MW). The ionic liquid product resonance structure ... -
One Year of SARS-CoV-2: Genomic Characterization of COVID-19 Outbreak in Qatar
( Frontiers , 2021 , Article)Qatar, a country with a strong health system and a diverse population consisting mainly of expatriate residents, has experienced two large waves of COVID-19 outbreak. In this study, we report on 2634 SARS-CoV-2 whole-genome ... -
A One-button Activation System for Enhanced Root Canal Irrigation
( Qatar University Young Scientists Center - Qatar University , 2024 , Conference Paper)Activation of irrigants is a crucial cornerstone in endodontic therapy, with the objective of eradicating challenging microbial biofilms within the intricate dental canals. Despite the advancements in root canal treatment, ... -
One-Dimensional Convolutional Neural Networks for Real-Time Damage Detection of Rotating Machinery
( Springer , 2022 , Conference Paper)This paper presents a novel real-time rotating machinery damage monitoring system. The system detects, quantifies, and localizes damage in ball bearings in a fast and accurate way using one-dimensional convolutional neural ... -
One-dimensional facile growth of MAPbI3 perovskite micro-rods
( Royal Society of Chemistry , 2019 , Article)One-dimensional microrods (4–5 mm) of PbI2 and CH3NH3PbI3 (MAPbI3) with unique structural and morphological properties have been grown at room temperature. X-ray diffraction (XRD) patterns of both types of micro-rods exhibit ... -
One-pot microwave-assisted green synthesis of amine-functionalized graphene quantum dots for high visible light photocatalytic application
( Elsevier Masson SAS , 2019 , Article)Nowadays, graphene quantum dots (GQDs) have gained a huge interest in the field of visible-range photocatalysts because of their tunable band gap and stable photochemical properties. In this work, amine-functionalized GQDs ... -
One-Pot Tandem Ring-Opening and Ring-Closing Metathesis Polymerization of Disubstituted Cyclopentenes Featuring a Terminal Alkyne Functionality
( American Chemical Society , 2020 , Article)Tandem metathesis polymerization of terminal alkynes with a small functional ring-size cycloalkene remains a challenge. A series of 1-propargyl-1′-carboxylate ester monomers M1-M4 derived from 3-cyclopentene initiated by ... -
One-Sided and Two One-Sided Multivariate Homogeneously Weighted Moving Charts for Monitoring Process Mean
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Article)Multivariate memory-type control charts that use information from both the current and previous process observations have been proposed. They are designed to detect shifts in both upper and downward directions with equal ... -
One-step synthesis of chitosan-polyethyleneimine with calcium chloride as effective adsorbent for Acid Red 88 removal
( Elsevier B.V. , 2019 , Article)Chitosan-polyethyleneimine with calcium chloride as ionic cross-linker (CsPC) was synthesized as a new kind of adsorbent using a simple, green and cost-effective technique. The adsorption properties of the adsorbent for ... -
One‐pot microwave‐assisted synthesis of water‐soluble pyran‐2,4,5‐triol glucose amine schiff base derivative: Xrd/hsa interactions, crystal structure, spectral, thermal and a DFT/TD‐DFT
( MDPI AG , 2021 , Article)The(3R,4R,6R)‐3‐(((E)‐2‐hydroxybenzylidene)amino)‐6‐(hydroxymethyl)tetrahydro‐2H-pyran‐2,4,5‐triol water‐soluble Glucose amine Schiff base (GASB‐1) product was made available by condensation of 2‐hydroxybenzaldehyde with ... -
Online adaptation of rotor resistance based on sliding mode observer kwith backstepping control of a five-phase induction motor drives
( Institute of Advanced Engineering and Science , 2016 , Article)Multiphase electric drives have been developed due to numerous advantages offered by those machines when it compared with the conventional three-phase machines. Multiphase motor drives are considered for applications, where ... -
Online Assessment Platforms: What is on Offer?
( John Wiley & Sons, Ltd , 2022 , Article)Web-based digital assessment platforms offer several benefits for educational providers. The aims of this study were to evaluate digital assessment platforms suitable for design, delivery and quality assurance of assessments ... -
Online assignment and placement of cloud task requests with heterogeneous requirements
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)Managing cloud resources in a way that reduces the consumed energy while also meeting clients demands is a challenging task. In this paper, we propose an energy-aware resource allocation framework that: i) places the ... -
Online banking: A comparative study of Chinese and Saudi customers perceptions of service quality
( ARRAY Development (Canada) Inc. , 2016 , Article)Level of service quality (SQ) provided by an organization creates and develops company competitive advantage for it in the market place. The increasing technological service facilitators (e-services) create a new platform ... -
Online cost optimization algorithms for tiered cloud storage services
( Elsevier , 2020 , Article)The new generation multi-tiered cloud storage services offer various tiers, such as hot and cool tiers, which are characterized by differentiated Quality of Service (QoS) (i.e., access latency, availability and throughput) ...
