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السجلات المعروضة 4806 -- 4825 من 49818
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Characterization of tunisian Bacillus thuringiensis strains with abundance of kurstaki subspecies harbouring insecticidal activities against the lepidopteran insect ephestia kuehniella
( Springer US , 2010 , Article)The study of 257 crystal-producing Bacillus thuringiensis isolates from bioinsecticide free soil samples collected from different sites in Tunisia, was performed by PCR amplification, using six primer pairs specific for ... -
Characterization of untreated and treated male and female date palm leaves
( Elsevier, Ltd , 2013 , Technical Report)This paper describes the characterization of male and female date palm leaves from two different cultivars, Sheshi female and unknown male leaves. Characterization was done for both untreated and NaOH treated date palm ... -
Characterizing Biaxially Stretched Polypropylene / Graphene Nanoplatelet Composites
( Frontiers Media S.A. , 2021 , Article)In this work, polypropylene (PP) nanocomposites containing different weight concentration of graphene nanoplatelets (GNP) were prepared by melt-mixing using an industrial-scale, co-rotating, intermeshing, twin-screw extruder. ... -
Characterizing biaxially stretched polypropylene/graphene nanoplatelet composites
( International Committee on Composite Materials , 2017 , Conference Paper)During moulding processes such as thermoforming and blow moulding, heated polymer materials are subjected to rapid biaxial deformation as they are drawn into the shape of a mould. It is therefore essential to accurately ... -
Characterizing epidemiology of prediabetes, diabetes, and hypertension in Qataris: A cross-sectional study
( Public Library of Science , 2021 , Article)Objectives To characterize the epidemiologic profiles of prediabetes mellitus (preDM), diabetes mellitus (DM), and hypertension (HTN) in Qataris using the nationally representative 2012 Qatar STEPwise Survey. Methods A ... -
Characterizing fracture toughness using machine learning
( Elsevier B.V. , 2021 , Article)The existing models for fracture toughness characterization based on nanoindentations that account for the fracture length are limited to simple (ideal) geometries that are absent in shales. The present study proposes two ... -
Characterizing Multimorbidity Prevalence and Adverse Outcomes in Ethnically and Culturally Diverse Sub-Populations in India: Gaps, Opportunities, and Future Directions
( MDPI , 2024 , Article Review)India is a large middle-income country and has surpassed China in overall population, comprising 20% of the global population (over 1.43 billion people). India is experiencing a major demographic shift in its aging population. ... -
Characterizing pharmaceuticals on data exclusivity in Malaysia
( National Institute of Science Communication and Information Resources , 2015 , Article)This study analyses the occurrence and characteristics of pharmaceutical products containing new chemical entities granted data exclusivity in Malaysia since the implementation of the provision in 2011. Data for the drug ... -
Characterizing the effective reproduction number during the COVID-19 pandemic: Insights from Qatar’s experience
( International Society of Global Health , 2022 , Article)Background: The effective reproduction number, Rt, is a tool to track and understand epidemic dynamics. This investigation of Rt estimations was conducted to guide the national COVID-19 response in Qatar, from the onset ... -
Characterizing the Qatar advanced-phase SARS-CoV-2 epidemic
( springer nature , 2021 , Article)The overarching objective of this study was to provide the descriptive epidemiology of the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) epidemic in Qatar by addressing specific research questions through a ... -
Characterizing the transitioning epidemiology of herpes simplex virus type 1 in the USA: Model-based predictions
( BioMed Central Ltd. , 2019 , Article)Background: Herpes simplex virus type 1 (HSV-1) is a prevalent lifelong infection that appears to be undergoing an epidemiologic transition in the United States (US). Using an analytical approach, this study aimed to ... -
Characterizing trapped NAPL in pore networks of unconsolidated sand using synchrotron micro-computed tomography
(2021 , Master Thesis)The purpose of this research paper was to determine the correlation of occupancy percentage against the pore radius and coordination numbers for each pore space. X-ray micro-computed tomography images were taken for the ... -
Characterizing trends and associations for hepatitis C virus antibody prevalence in the Middle East and North Africa: meta-regression analyses
( Springer Nature , 2022 , Article)This study characterized population-level trends and associations with hepatitis C virus (HCV) antibody (Ab) prevalence in the Middle East and North Africa (MENA). Data source was the standardized and systematically gathered ... -
CHARACTERIZING WITHIN-HOST DIVERSITY IN SHORT-TERM AND VACCINATED COVID-19 PATIENTS
(2023 , Master Thesis)SARS-CoV-2 is the etiological agent of the ongoing COVID-19 pandemic, which has caused massive losses in human lives and strained global health resources. The ongoing vaccination campaigns in many countries have spurred ... -
Characters And Characterisation In Durrell's The Alexandria Quartet
( Qatar University , 1992 , Article) -
Charactertistics of preferred gait patterns: Considerations for exercise prescription
( Nova Science Publishers, Inc. , 2016 , Book chapter)Gait patterns have been widely studied in different fields of science for their particular characteristics. A dynamic approach of human locomotion considers walking and running as two stable behaviours adopted spontaneously ... -
Charge transfer complex formation constants of edta with methylviologen And its zwitterionic derivatives
( Qatar University , 1994 , Article)In the photochemical cycle of the labelled, tris (2,2'bipyridine) ruthenium(II), Ru(bpy)32+, the photo excited label is oxidized through electron transfer quenching by methylviologen (l,l'-dimethyl-4,4'-bipyridinium dication, ... -
Charge-transfer complexes formed in the reaction of 1,4,7,10-tetraazacyclododecane with π-electron acceptors
( Elsevier , 2013 , Article)Abstract The reactions of the electron donor 1,4,7,10-tetraazacyclododecane (TACDD) with the π-electron acceptors 7,7,8,8-tetracyanoquinodimethane (TCNQ), tetracyanoethylene (TCNE), 2,3-dichloro-5,6-dicyano-p-benzoquinone ... -
Charge-transfer complexes formed in the reaction of 2-amino-4-ethylpyridine with π-electron acceptors
( Elsevier , 2016 , Article)Molecular charge-transfer complexes (CT) of electron donor 2-amino-4-ethylpyridine (2A4EPy) with π-acceptors tetracyanoethylene (TCNE), 2,3-dichloro-5,6-dicyano-1,4-benzoquinone (DDQ) and 2,4,4,6-tetrabromo-2,5-cyclohexadienone ... -
Charge-transfer complexes of 4-methylpiperidine with σ- and π-acceptors
( Elsevier B.V. , 2015 , Article)The solid charge-transfer (CT) molecular complexes formed in the reaction of the electron donor 4-methylpiperidine (4MP) with the σ-electron acceptor iodine and π-acceptors 7,7,8,8-tetracyanoquinodimethane (TCNQ), ...
