[1] She completed her doctoral studies at Paris Diderot University, with a thesis that considered gallium antimonide.

[11] She obtained[9] the value of the Landé g-factor g=-0.44 for electrons in Gallium Arsenide which is important for spin physics in the quantum Hall regime.

Alongside her research into condensed matter, Hermann worked to make the environment better for women physicists.

[12][13] In 1999 she was appointed to the European Union Helsinki Group on women and science, and remained a member until 2006.

[1] She was a member of the expert group who produced the ETAN report on women in academia for the European Union in 2000.