تصفح Academic حسب العنوان
السجلات المعروضة 18308 -- 18327 من 30459
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P = NP
( Qatar University Young Scientists Center - Qatar University , 2024 , Conference)Thank you everyone for giving us this opportunity to express ourselves in front of this high quality university. We are going to talk about a topic in the field of mathematics and computer science concerning a big problem ... -
p,q Ideal of Operators in Banach Spaces
( Qatar University , 1981 , Article) -
p-cds/n-Si Anisotype Heterojunction solar cells wih Efficiency of 6.4%
( Qatar University , 2005 , Article)In the present paper, p-CdS/n-Si heterojunction solar cells are prepared for the first time by the spray pyrolysis technique. Using such low-cost method, cells with 6.4'/o AM1 conversion efficiency ina O.ZZ fill factor ... -
The P-Center And The P-Median Problems In Graphs With Small Number ' Of Spanning Trees
( Qatar University , 1996 , Article)In this paper, we will describe some algorithms and give their complexity as following: (1) The algorithm for finding a dominating set of radius r in a vertex-weighted graph with small number of spanning tress. The ... -
P-value driven methods were underpowered to detect publication bias: analysis of Cochrane review meta-analyses
( Elsevier , 2019 , Article)To investigate the effect of number of studies in a meta-analysis on the detection of publication bias using p-value driven methods. The proportion of meta-analyses detected by Egger's, Harbord's, Peters', and Begg's tests ... -
P. putida as biosorbent for the remediation of cobalt and phenol from industrial waste wastewaters
( Elsevier B.V. , 2020 , Article)The current work focused on the feasibility of treating industrial wastewater containing phenol and cobalt (Co) by adsorption, biosorption, and bioadsorption to determine the effectiveness of each technology. To study the ... -
P2P as a Smarter Way of Energy Trading: A Game Theoretic Case Study for Multi-microgrids
( Institute of Electrical and Electronics Engineers Inc. , 2022 , Conference)This paper focuses on performing peer-To-peer (P2P) energy trading in a grid-Tied multi-microgrid system (MMS). To do so, three microgrids, each consisting of distributed energy resources (DERs) such as wind turbines (WTs), ... -
P2P group formation enhancement for opportunistic networks with Wi-Fi direct
( Institute of Electrical and Electronics Engineers Inc. , 2017 , Conference)The Wi-Fi Direct technology was proposed by Wi-Fi Alliance in order to facilitate device-to-device communications in Wi-Fi. The Wi-Fi Direct technology offers new possibilities to deploy opportunistic and cooperative ... -
P2P Trading-enabled Local Energy Market Supplemented with Blockchain Technology: An Australian Case Study
( Institute of Electrical and Electronics Engineers Inc. (IEEE) , 2023 , Conference)In this paper, a framework is proposed for integration of peer-to-peer (P2P) trading-based local energy market (LEM) with the blockchain technology. The proposed LEM model allows prosumers and consumers to trade electricity ... -
P3. 210 Estimating the antibody prevalence of herpes simplex virus type 2 among select middle east and north africa populations
( BMJ Publishing Group , 2017 , Conference)Introduction There are very limited data on herpes simplex virus type 2 (HSV-2) infection in the Middle East and North Africa (MENA). We examined the overall and age-specific HSV-2 antibody prevalence among select MENA ... -
p53 signaling in cancer progression and therapy
( BioMed Central Ltd , 2021 , Article)The p53 protein is a transcription factor known as the "guardian of the genome" because of its critical function in preserving genomic integrity. The TP53 gene is mutated in approximately half of all human malignancies, ... -
p90 ribosomal S6 kinase: a potential therapeutic target in lung cancer
( BioMed Central , 2016 , Article)A global survey of cancer has shown that lung cancer is the most common cause of the new cancer cases and cancer deaths in men worldwide. The mortality from lung cancer is more than the combined mortality from breast, ... -
A Packed Column Gas Liquid Chromatographic Method For Characterization And Determination Of Unsaponifiable Matter In Oils
( Qatar University , 1991 , Article)A packed column GLC method for the detection and determination of the components of unsaponifiable matter in oils is described. Squalene, 8 -tocopherol and short chain hydrocarbons with up to 26 carbon atoms are determined ... -
Packet relaying control in sensing-based spectrum sharing systems
(2013 , Conference)Cognitive relaying has been introduced for opportunistic spectrum access systems by which a secondary node forwards primary packets whenever the primary link faces an outage condition. For spectrum sharing systems, cognitive ... -
Paclitaxel-loaded micro or nano transfersome formulation into novel tablets for pulmonary drug delivery via nebulization
( Elsevier , 2020 , Article)A simplistic approach was adopted to manufacture novel paclitaxel (PTX) loaded protransfersome tablet formulations for pulmonary drug delivery. The large surface area offered by the pulmonary system acts as a desirable ... -
Paclitaxel/methotrexate co-loaded PLGA nanoparticles in glioblastoma treatment: Formulation development and in vitro antitumor activity evaluation
( Elsevier , 2020 , Article)AimThe aim of this study was to improve the therapeutic index of chemotherapeutic drugs on glioblastoma cells through an improved co-drug delivery system. Materials and methodsMethotrexate (MTX) and paclitaxel (PTX) were ... -
PAH concentrations and exposure assessment from house dust retained in air-conditioning filters collected from Greater Doha, Qatar
( Springer Netherlands , 2019 , Article)Polycyclic aromatic hydrocarbons (PAHs) bound in dust retained in air-conditioning unit filters from 13 households in Greater Doha, Qatar, were quantified using GC–MS spectrometry. The median concentrations of ∑16PAH and ... -
PAHs and hopanes in the surface sediments of Qatar coast and their ecological risks: Comparison with regional and global coastal regions
( Elsevier Ltd , 2024 , Article)The distribution, characteristics, sources and ecological risks of polycyclic aromatic hydrocarbons (PAHs) and hopanes in the surface sediments collected along the Qatar coast were investigated. Concentration of ∑14PAHs ... -
Paillier's encryption: Implementation and cloud applications
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference)Paillier's additive homomorphic encryption is increasingly used in recent research in the field of cloud secure outsourcing and privacy-preserving computation in addition to other cryptographic tools such as garbled circuits. ... -
Pain control following impacted mandibular third molar surgery: a comparison of the effectiveness of two different protocols.
( nature , 2025 , Article)The use of multimodal analgesia is a common practice in clinical settings, where a combination of drugs with different mechanisms of action is used to enhance the effectiveness of an analgesic and reduce its adverse effects. ...
