Results 61 to 70 of about 883 (159)

On the Comparative Analysis among Topological Indices for Rhombus Silicate and Oxide Structures

open access: yesJournal of Mathematics, Volume 2024, Issue 1, 2024.
A topological index (TI) is a numeric digit that signalizes the whole chemical structure of a molecular network. TIs are helpful in predicting the bioactivity of molecular substances in investigations of quantitative structure‐activity relationship (QSAR) and quantitative structure‐property relationship (QSPR).
Aqsa Sattar   +3 more
wiley   +1 more source

The Social Representations of Ageing in young adults [PDF]

open access: yesAkofena
: This study aims to show that Old age is a complex and multifaceted concept, is often associated with decline and dependency. However, the experience of aging varies significantly across individuals and cultures. This study aims to explore young adults'
Nassima BOUMESRANE & Nadia GACI
doaj   +1 more source

التكفل الأسري بالشخص المسن فاقد الاستقلالية دراسة نظرية ميدانية على عينة من الأسر بالجزائر العاصمة

open access: yesAl-Jamie Journal in Psychological Studies and Educational Sciences, 2021
هدفت هذه الدراسة لمعرفة واقع التكفل الأسري بالأشخاص المسنين الفاقدين للاستقلالية، وأهم التغيرات التي تمس المسنين في هذه الفترة والكشف عن أهم العقبات التي تواجه الأسرة في هذه المهمة، علما أن الهرم السكاني للجزائر تغير في الفترة الأخيرة نتيجة التحولات ...
Nadia Gaci, Radia Gharbi
doaj  

The molecular and physiological roles of ABCC6: more than meets the eye

open access: yesFrontiers in Genetics, 2012
Abnormal mineralization occurs in the context of several common conditions, including advanced age, diabetes, hypercholesterolemia, chronic renal failure and certain genetic conditions. Metabolic, mechanical, infectious, and inflammatory injuries promote
Olivier eLe Saux   +5 more
doaj   +1 more source

Specificity of clinical practice in Algeria Consultation for children and adolescents

open access: yesمجلة العلوم و آفاق المعارف
        Clinical practice in Algeria is characterized by the rules of the framework to be respected, its principles are linked to the socio-cultural context of the society that guides psychological consultations with children and adolescents, this ...
Khelifa Gaci
doaj   +1 more source

Numerical Analysis of Erosion Rate Evolution in a Curved Gas Pipeline [PDF]

open access: yesJournal of Applied Fluid Mechanics
This study focuses on the predictive modeling of solid particle erosion, specifically sand, in gas conveyance pipelines used in the gas industry and pneumatic systems.
B. Lachelak, F. Gaci, O. Kholai
doaj   +1 more source

Moving towards a Global Agricultural Competitiveness Index (GACI): A conceptual model

open access: yesJournal of Infrastructure Policy and Development
Considering increasing concerns about climate change and its implications for global agricultural competitiveness and food security, a small text has assessed the sensitivity of agriculture competitiveness employing a composite scale to the climate change impacts.
Bakhtmina Zia   +2 more
openaire   +1 more source

Beyond Traditional Metrics: An Integrative Review and Conceptual Framework for Managing R&D Project Performance in the Petroleum Industry

open access: yesEncyclopedia
This review provides an integrative synthesis of the R&D performance measurement literature and introduces the Beyond Traditional Metrics (BTM) framework as a multi-criteria reference model for R&D performance evaluation in the petroleum sector. Research
Said Gaci, Youcef Abchi
doaj   +1 more source

Gel-Based Autologous Chondrocyte Implantation (Gaci) In The Knee: Multicentric Short Term Study

open access: yes, 2016
Autologous Chondrocyte Implantation (ACI) is used worldwide since 1998 to treat cartilage defect. GEL based ACI is a new tissue-engineering technique to treat full thickness cartilage defect with fibrin and thrombin as scaffold for chondrocytes. Purpose of this study is to see safety and efficacy of gel based ACI for knee cartilage defect in multiple ...
Shaival Dalal   +5 more
openaire   +2 more sources

New 2D-Variational Mode Decomposition-Based Techniques for Seismic Attribute Enhancement

open access: yesApplied Sciences
Seismic attributes are widely used to enhance the interpretation of structural, stratigraphic, and lithologic features in subsurface data. Their effectiveness, however, can be limited by noise, resolution constraints, and processing artifacts. This study
Said Gaci, Mohammed Farfour
doaj   +1 more source

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