Results 21 to 30 of about 245,698 (281)

Antimicrobial Activity of the Synthesized of Copper Chalcogenide Nanoparticles

open access: yesJournal of Nanotechnology, 2021
Antimicrobial activity of copper chalcogenides nanoparticles was investigated by synthesizing copper selenide, copper sulfide, and copper oxide via the hot-injection method.
N. G. Mbewana-Ntshanka   +2 more
doaj   +1 more source

The Effects of Dependence on Brazilian Third-Party Logistics Satisfaction

open access: yesRAC: Revista de Administração Contemporânea, 2021
Context: studies argue that similar levels of dependence are essential for supplier satisfaction in buyer-supplier relationships. However, asymmetric relationships can also lead to supplier satisfaction.
Antonio Carlos Rodrigues   +1 more
doaj   +1 more source

The relationships between English literacy skills and learner academic performance in Mathematics [PDF]

open access: yesJournal of Studies in Social Sciences and Humanities, 2021
The study investigated the relationship between English literacy skills and learner academic performance in Mathematics. The researcher used a quantitative research approach in this study.
S. A. Tachie, E-Mail: simon.tachie@gmail.com   +1 more
doaj  

An Improved RSA based on Double Even Magic Square of order 32 [PDF]

open access: yesKirkuk Journal of Science, 2017
Because of the computers systems discovery and the use of computer networks between countries, security is very important to transfer confidential information over the networks; traditional cryptographic systems such as Rivest-Shamir-Adlemen (RSA) are ...
Shahla Uthman Umar
doaj   +1 more source

Revision of reversed shoulder arthroplasty : is a reoperation possible? [PDF]

open access: yes, 2017
Introduction. As the number of reversed shoulder arthroplasty (RSA) procedures increases, the revision rate will also increase. In case of severe bone insufficiency, instability or infection of the primary RSA, revision to another RSA is preferable but ...
Casier, Stijn   +3 more
core   +2 more sources

Early migration of a medially stabilized total knee arthroplasty: a radiostereometric analysis study up to two years

open access: yesBone & Joint Open, 2021
Aims: Medial pivot (MP) total knee arthroplasties (TKAs) were designed to mimic native knee kinematics with their deep medial congruent fitting of the tibia to the femur almost like a ball-on-socket, and a flat lateral part.
Frank-David Øhrn   +3 more
doaj   +1 more source

Structural Metrics Predict Site-Specific Evolutionary Rate in Membrane Bound Proteins [PDF]

open access: yes, 2016
Membrane proteins are involved in many critical biological processes and mutations are linked to various diseases. We examined how the properties of the location of an amino acid residue within the protein structure dictates the rate at which it evolves.
Du, Xuezhen
core   +1 more source

Rating of Physics Laboratory Resources Management in Tertiary Institutions: Implications for Teaching and Learning STEM Subjects

open access: yesInternational Journal of Research in STEM Education, 2021
Physics, a major branch of science requires adequate implementation of its theoretical and practical components. The critical role played by the use of laboratory in realising this goal cannot be overemphasized hence, the need for proper management of ...
Abiodun Bada, Loyiso Jita
doaj   +3 more sources

Enhancing Approach for Information Security in Hadoop

open access: yesPolytechnic Journal, 2020
Developing a confident Hadoop essentially a cloud computing is an essential challenge as the cloud. The protection policy can be utilized during various cloud services such as Platform as a Service (PaaS), Infrastructure as a Service (IaaS), and Software
Raghad Z. Yousif   +2 more
doaj   +1 more source

Enhancing Grade 10 Physical Sciences Teachers’ Self-Directedness in Implementing Blended Problem-Based Learning: Designing blended problem-based learning

open access: yesScience Education International, 2022
The concept of self-directedness is a missing link in South African science classrooms, and as a result, science teachers are often not self-directed in employing innovative teaching and learning strategies such as blended problem-based learning (BPBL ...
Judicial Sebatana , Washington Dudu
doaj   +1 more source

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