What is an atom? structure and properties

Qu'estce qu'un atome ? structure et propriétés

IN BRIEF Definition : An atom is the smallest unit of matter that retains the properties of a chemical element. Composition : Atoms consist of a nucleus, containing protons and neutrons, surrounded by electrons. Dimensions : The size of an atom is extremely small, about one ten-millionth of a millimeter. Properties : The number of … Read more

Le rôle des mathématiques en physique : un langage universel

Le rôle des mathématiques en physique : un langage universel

IN BRIEF Mathematics as a universal language Relationship with physics, biology, computer science Essential role in understanding the world Mathematical logic for decision-making Application in research and conferences Universality of mathematics in sciences Importance of theorems and fractals Theory of chaos and its implications In the field of physics, mathematics plays a fundamental role, acting … Read more

Les principes de la thermodynamique : simple explanations

Les principes de la thermodynamique : explications simples

IN BRIEF Thermodynamics: Study of energy exchanges. First principle: Conservation of energy. Second principle: Direction of heat exchanges. Third principle: Limit of entropy at absolute zero temperature. Thermodynamic systems: open, closed and isolated. Applications: thermal machines, physical, biological and chemical processes. Thermodynamics is an essential branch of physics that studies the relationships between heat and … Read more