02: Introduction to the fluid mechanics and thermodynamics of cavitation in plants, 09.08.2017
Autor
Herausgeber
Beteiligtes Institut
Genre
Beschreibung
- 0:00:00 Start
- 0:01:05 Structure of Talk
- 0:01:44 Very short history of land plant evolution
- 0:04:41 Rapid radiation of vascular plants
- 0:05:16 Xylem structure of vascular plants
- 0:07:45 Part 1 – Outline of the cohesion - tension theory
- 0:07:48 Anatomic features of the plant water transport system
- 0:08:19 Experimental evidence for sap flow
- 0:10:06 Outline of the cohesion – tension theory
- 0:15:44 Description of sap flow
- 0:21:14 Hazards to water transport
- 0:21:46 Experimental evidence for cavitation
- 0:22:19 Hazards to water transport – spontaneous cavitation
- 0:27:25 Hazards to water transport – air seeding
- 0:33:31 Safety measures against embolism
- 0:45:27 Condition for dissolution of mechanically stable bubbles
- 0:51:33 Xylem structure of vascular plants
- 0:53:53 Part2 – Restoration of conductivity and possible complications
- 0:53:56 Restoration of conductivity – basic idea of repair scenario
- 0:59:43 Bubble evolution after cavitation
- 1:02:10 Evolution of lumen bubble after cavitation
- 1:04:34 Evolution of pit bubble after caviation
- 1:07:07 Evolution of pit bubble near restoration of conductivity
- 1:09:22 Complications of the repair scenario
- 1:14:27 Summary
Laufzeit (hh:mm:ss)
01:17:05
Serie
MICMoR Summer School 2017: Transport Phenomena and the Limits of Life in the Biosphere
Publiziert am
29.01.2018
Fachgebiet
Lizenz
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| Seitenverhältnis | 16:9 |
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| Medientyp | video/mp4 |
| Dauer | 4625 s |
| Dateiname | DIVA-2018-112_hd.mp4 |
| Dateigröße | 539.926.777 byte |
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| Video Codec | h264 |
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