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వాల్యూమ్ 13, సమస్య 1 (2023)

మినీ సమీక్ష

Porosity: Exploring the Fascinating World of Empty Spaces

Borsa Stefano*

Porosity is a fundamental property that refers to the presence of empty spaces or voids within a material. It plays a crucial role in various scientific and engineering disciplines, influencing the behavior and characteristics of materials. This article provides an in-depth exploration of porosity, covering its definition, types, measurement techniques, and its importance in different fields. Different types of porosity, including intergranular, intragranular, fracture, microporosity, and macroporosity, are discussed, along with their significance in specific applications. The article also delves into the various measurement techniques used to quantify porosity, such as Archimedes' method, mercury intrusion porosimetry, gas adsorption, and X-ray computed tomography. Keywords: Porosity, voids, empty spaces, intergranular porosity, intragranular porosity, fracture porosity, microporosity, macroporosity, measurement techniques, geology, petroleum engineering, construction, materials science, environmental science, biomedical engineering, modification techniques, control techniques.

మినీ సమీక్ష

Osteogenesis: The Science behind Bone Formation and Healing

Zhang Yadong*

Osteogenesis, the process of bone formation and healing, is a complex and remarkable biological phenomenon. It encompasses the stages of intramembranous and endochondral ossification, which lead to the development of different types of bones in the body. Various factors, including genetic, hormonal, and environmental influences, play a crucial role in regulating bone formation. Additionally, the ability of bones to heal themselves after injury is a regenerative process involving stages of inflammation, soft callus formation, hard callus formation, and remodelling. Factors such as age, overall health, nutrition, and the type of fracture can affect the bone healing process. Advancements in osteogenesis research have led to innovative approaches, including stem cell therapy, growth factors, and biomechanics, to enhance bone regeneration and healing. This article provides an overview of osteogenesis, its influencing factors, and the fascinating ability of bones to heal, highlighting the importance of ongoing research in this field.

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