26.1 Some important discoveries at the end of the 20th century a. Measured the charge of the cathode rays; b. Make a static electric deflection of the cathode rays; . Measured the charge to mass ratio of the cathode rays;

1.1计算物理的起源和发展 一、电子计算机的发明和应用。 二、学科之间的交叉渗透,使计算物理学得以蓬勃的发展。 三、计算物理学对解决复杂物理问题的巨大能力,使它成为物理学的第三支柱,并在物理学研究中占有重要的位置

1.查阅CRC的 Handbook of Chemistry and Physics或者其他化学手册,计算BaSO4分解为BaO(s)和SO3(g)反应的标准熵变、焓变和 Gibbs自由能变。分析BaSO4在室温下的稳定性,计算热分解温度

I. Choose the Correct Answer 1. An object moves in the xy plane with an acceleration that has a positive x component. At time=0 the object has a velocity given by=3i +0j. What can be concluded about the y component of the acceleration?

1.2.1经典物理学概念面临的窘境(an emba- rrassment of the concepts of the classical physics) 1.2.2波的微粒性(particle like wave) 1.2.3微粒的波动性(wave-like particle)

I．Choose the Correct Answer 1. An object is moving in a circle at constant speed v. The magnitude of the rate of change of momentum of the object （ C ）

[1] Abramowitz, M., and Stegun, I., Handbook of Mathematical Functions, Dover Pub￾lications, New York, 1965. [2] Adair, R., Concepts in Physics, Academic Press, New York, 1969. [3] Anderson, J., and Ryon, J., Electromagnetic Radiation in Accelerated Systems, Physical Review, vol. 181, no. 5, pp. 1765–1775, May 1969

Collisions: All around us (cars, buses) Grand astronomical scale (stars, galexies) Nuclear, atomic and molecular physics The impulse-momentum theorem relates the change in the momentum of a system to the total force on it and the time interval during which this total forces acts

一、什么是物理视图 二、物理视图包含哪些图 三、如何应用物理视图中的各种图

高分子材料的重要性 高分子科学的发展简史 “高分子物理”的研究对象及目的