社媒平台上,我们为何成了“愤怒机器” ■ 武夷山 (发表于《中国科学报》2024年5月30日) 2023 年7月,美国Legacy Lit出版社出版了美国记者Tobias Rose-Stockwell的首部著作Outrage Machine:How Tech Amplifies Discontent,Disrupts Democracy—And What We Can Do About It(本文作者 ...
Zhen-hua Mei Fine-structure constant as a well-known natural constant in physics was first defined and introduced by Sommerfeld in 1916. According to quantum mechanics, it got forms as, α = v / c = e 2 /2ε 0 ch Due to the emergence of the concept of acceleration of circled ligh ...