Basic Astrophysics | 基础天体物理学

Basic Astrophysics includes the following key topics:
基础天体物理学包含以下主要内容：

 

  • Newton’s Law of Universal Gravitation (牛顿万有引力定律):
    Describes the relationship between the gravitational force between two objects and their masses and distance.
    描述了两个物体之间的引力与它们的质量和距离之间的关系。
  • Kepler’s Laws (开普勒定律):
    Explains the motion of planets in their orbits around the Sun.
    阐述了行星在围绕太阳的轨道上运动的规律。
  • Center of Gravity and Two-Body Problem (重心与二体问题):
    Studies the motion of two objects in a system and the position and behavior of the center of mass.
    研究系统中两个物体的运动以及重心的位置和行为。
  • Electromagnetic Theory and Quantum Physics (电磁理论与量子物理):
    Explores the fundamental principles of electromagnetic phenomena and quantum mechanics.
    探讨电磁现象和量子力学的基本原理。
  • Fundamentals of Thermodynamics (热力学基础):
    Explains the basic concepts of energy transfer and thermodynamic processes.
    讲解能量转换和热力学过程的基本概念。

 

These topics provide the foundation for understanding various phenomena in astrophysics.
这些主题为理解天体物理学中的各种现象奠定了基础。

Newton’s Law of Universal Gravitation 牛顿万有引力定律

  • Learn the basic concepts and mathematical expressions of Newton's law of gravity.
    学习牛顿引力定律的基本概念和数学表达式。

  • Discuss the application of the law of gravity in astronomy, such as planetary motion, stellar motion, etc.
    讨论重力定律在天文学中的应用，如行星运动、恒星运动等。

  • Complete some simple calculations and exercises to deepen your understanding of the law of gravity.
    完成一些简单的计算和练习，以加深对引力定律的理解。

Kepler’s Laws 开普勒定律

  • Learn Kepler's three laws, including elliptical orbits, elliptical parameters, orbital periods, etc.
    学习开普勒三定律，包括椭圆轨道、椭圆参数、轨道周期等。

  • Explore the effects of Kepler's laws on planetary motion and their application to stellar orbits.
    探讨开普勒定律对行星运动的影响，以及对恒星轨道的应用。

  • Practice using Kepler's laws to calculate the motion parameters of celestial bodies to deepen your understanding.
    练习使用开普勒定律计算天体的运动参数加深理解。

Center of Gravity and Two-Body Problem 重心与二体问题

  • Understand the concept of center of gravity and its role in the two-body problem.
    理解重心的概念，以及在二体问题中的作用。

  • Learn the basic mathematical expressions of the two-body problem, including the position of the centre of mass, the velocity of the centre of mass, etc.
    学习二体题的基本数学表达式，包括质心位置、质心速度等。

  • Discuss the application of the two-body problem in astronomy, such as planetary systems, binary star systems, etc.
    探讨二体问题在天文学的应用，如行星系统、双星系统等。

Electromagnetic Theory and Quantum Physics 电磁理论与量子物理

  • Briefly introduce the basic principles of electromagnetic theory, including electric charge, electric field, magnetic field, etc.
    简单介绍电磁理论的基本原理，包括电荷、电场、磁场等。

  • Discuss the application of electromagnetic theory in astronomy, such as radiation laws, spectroscopy, etc.
    探讨电磁理论在天文学中的应用，如辐射定律、光谱等。

  • Briefly introduce the basic concepts of quantum physics, such as photons, energy levels, etc.
    简单介绍量子物理学的基本概念，如光子、能阶等。

Fundamentals of Thermodynamics 热力学基础

  • Learn basic concepts of thermodynamics, such as heat, heat capacity, heat conduction, etc.
    学习热力学基本概念，如热、热容、热传导等。

  • Discuss the application of thermodynamics in astronomy, such as the internal structure of stars, interstellar medium, etc.
    探讨热力学在天文学中的应用，如恒星内部结构、星际介质等。

  • Complete some simple thermodynamic calculations and exercises to deepen your understanding.
    完成一些简单的热力学计算和练习，加深理解。