During July 8^th to 12^th, Prof. Morten Willatzen was invited by Xidian University in Xi’an, China to give lectures to 2^nd year undergraduate students for a week on the following topics:

(1) Strain and stress in solids.

(2) Free energy and derivation of the elastic tensor for cubic and hexagonal crystals

(3) Thermodynamic relations

(4) Transformation properties of tensors   

(5) Piezoelectric toy model

(6) Derivation of the piezoelectric e tensor in hexagonal structures

(7) Governing acoustic equations of a fluid

(8) The piezoelectric transmitter and receiver

(9) Mathematical model construction of apiezoelectric transmitter

(10) Transducer applications in classical physics and nanophysics

Xi’dian University launched a “Xi’dian International Week” activity from Jul 1^st to 14^th 2019, in which, global specialists were invited to teach a total 73 courses to undergraduate students. This visit to Xi’dian University The lectures of Prof. Willatzen were successful and warmly welcomed by the students.

Prof. Morten Willatzen was giving lectures