Transient electro-thermal modeling of bipolar power semiconductor devices, 2014, via WWW, Jan. 22, 2014: PDF t.p. (Bin Du; Danfoss Power Electronics) p. 67 (Bachelor of Engineer and Master of Engineer degrees in electrical engineering in 2001 and 2004, respectively, from Xi'an Jiaotong University, Xi'an China; 2008, Ph.D. in electrical engineering from the University of Nebraska-Lincoln; since 2008, worked with Danfoss Power Electronics, Loves Park, IL as an Electrical Engineer)