He had coauthored several scientific articles with Celso Grebogi, Edward Ott, James A. Yorke, Ying-Cheng Lai and Lock Yue Chew etc.

Prof. Miguel AF Sanjuán acted as Faculty Sponsor of the Doctorate Honoris Causa granted to Prof. James A. Yorke by the Universidad Rey Juan Carlos in Madrid, Spain, on January 28, 2014.

He has also worked as a visiting researcher in many countries, including Germany, Lithuania, Italy, the United States, Japan, Portugal, India, China.

[7][8] Prof. Miguel Angel Fernandez Sanjuan has received one of the Research Excellence Awards in the category of Sciences granted by the Social Council of the Rey Juan Carlos University in 2016.

[18] He and his co-authors (Judy Kennedy, Edward Ott and James A. Yorke) have explored a temporally periodic flow with a time varying perturbation.