pymca software package provides Python applications and toolkit for X-ray fluorescence analysis, you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install pymca
pymca is installed in your system.
Make ensure the pymca package were installed using the commands given below,
$ sudo dpkg-query -l | grep pymca *
You will get with pymca package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Science |
| Package | pymca |
| Version | 4.7.1+dfsg-2 |
| Description | Python applications and toolkit for X-ray fluorescence analysis |
| Sub Section | Science |