File:MR spin precess.ogv
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MR_spin_precess.ogv (Ogg Theora video file, length 12 s, 720 × 576 pixels, 99 kbps, file size: 143 KB)
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| Description |
English: Video schematically showing the free precession of a nuclear spin (in green) around a magnetic field after a 90° RF excitation pulse. Français : Vidéo montrant schématiquement la précession libre d'un spin nucléaire (en vert) autour d'un champ magnétique (en mauve) après la pulsation excitatoire d'une onde radio à un angle de 90°. (Durée : 12 s) |
| Date | |
| Source | Own work |
| Author | Francesco Santini |
Licensing edit
I, the copyright holder of this work, hereby publish it under the following licenses:
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Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled GNU Free Documentation License. |
  
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This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license. | |
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| This licensing tag was added to this file as part of the GFDL licensing update. |
This file is licensed under the Creative Commons Attribution-Share Alike 2.5 Generic, 2.0 Generic and 1.0 Generic license.
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- Under the following conditions:
- attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
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Assessment edit
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This file was selected as the media of the day for 22 June 2011. It was captioned as follows:
English: Video schematically showing the free precession of a nuclear spin (in green) around a magnetic field after a 90° RF excitation pulse (11s).
Other languages
English: Video schematically showing the free precession of a nuclear spin (in green) around a magnetic field after a 90° RF excitation pulse (11s). Français : Vidéo montrant schématiquement la précession libre d'un spin nucléaire (en vert) autour d'un champ magnétique (en mauve) après la pulsation excitatoire d'une onde radio à un angle de 90°. 中文（简体）：磁场中受到90°射频激发脉冲后自旋原子核的进动。
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
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| current | 17:39, 16 March 2007 | 12 s, 720 × 576 (143 KB) | IngFrancesco (talk | contribs) | {{Information |Description=Video schematically showing the free precession of a nuclear spin (in green) around a magnetic field after a 90° RF excitation pulse. |Source=own work |Date=2007-03-16 |Author=Francesco Santini |Permission=see below |other_vers |
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