# TI1 module for T1 map

**URL:** <https://discourse.slicer.org/t/ti1-module-for-t1-map/35756>\
**Category:** Development\
**Tags:** nifti, module\
**Created:** [April 26, 2024, 5:56pm UTC](https://discourse.slicer.org/t/ti1-module-for-t1-map/35756 "2024-04-26T17:56:35Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![abarat21](https://avatars.discourse-cdn.com/v4/letter/a/2acd7d/32.png) [@abarat21](https://discourse.slicer.org/u/abarat21)\
**Post date:** [April 26, 2024, 5:56pm UTC](https://discourse.slicer.org/t/ti1-module-for-t1-map/35756/1 "2024-04-26T17:56:35Z")

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I have a T1 map file that I have loaded into Slicer. I want to create a simple module that has a TI1 slider that the user slides to change the TI value of the T1 map using the equation  
1 - 2 exp(-TI / Tone), and that output TI1 image is outputted on the Slicer application.