Description
铝热剂是如何将火车“咔嗒—咔嗒—”的声音转变为如今安安静静的轨道的
上期铝热剂视频：BV1mjDyYqEfG
审核：Yili、SpongePP
额外翻译、审核、时轴、后期处理：Alice Zhang (Origami Alice)
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非常感谢 Goldschmidt 的所有人让这一切成为可能。特别感谢 Axel Hoeschen 博士、Christof Gassmann 和 Claudia Koch
如果你想了解为什么我们不再需要伸缩接头的所有细节，可在此观看 Grady 的精彩视频：https://www.youtube.com/watch?v=zqmOSMAtadc
参考文献：
Practical Engineering. Why Railroads Don't Need Expansion Joints - https://www.youtube.com/watch?v=zqmOSMAtadc
Stress–strain curve In Wikipedia - https://ve42.co/stressstrain
The Efficient Engineer. Understanding Metals via Youtube - https://www.youtube.com/watch?v=PaGJwOPg2kU
moodlemech. Properties and Grain Structure via Youtube - https://www.youtube.com/watch?v=uG35D_euM-0
Images & Video:
bhadeshi123. Martensitic transformation via Youtube - https://www.youtube.com/watch?v=OQ5lVjYssko
Stratford Works In Wikipedia - https://ve42.co/stratford
Electric Tram 1881 In Wikipedia - https://ve42.co/tram
Water Quenched Steel In Wikipedia - https://ve42.co/quench
Synagoge 1922 In Wikipedia - https://ve42.co/synagoge
导演：Derek Muller、Casper Mebius
写作：Derek Muller、Casper Mebius
编辑：Trenton Oliver
动画：Mike Radjabov、Rokas Vikšraitis、Fabio Albertelli
摄影：Derek Muller、David Bochmann、Casper Mebius、Luise Dietert、Henning Fischer、Harald Schweiger
额外研究：Geeta Thakur
出拼团：Derek Muller、Casper Mebius、Gregor Čavlović、Geeta Thakur、Rob Beasley Spence、Emily Lazard、Tori Brittain
粉面设计：Peter Sheppard、Ren Hurley
额外视频、图片来自 Getty Images 以及 Story Blocks
音乐来自 Epidemic Sound
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资助页面：www.patreon.com/veritasium
如果想要一套原子模型，可以尝试一下我的磁铁原子模型：https://snatoms.com/
Why Don’t Railroads Need Expansion Joints?; (https://www.youtube.com/watch?v=Rdj5-6t6QI8)
* YouTube 上发布时间：1月1，2025
