From welding, Ku moved into the very different field of materials science research. The transition was not an easy one, but Ku was fortunate to have as his advisor Professor Ho New-jin. Ho took a hands-off approach, letting Ku experiment with intermingling theory and practice, and giving him as much space as possible for his research.
從焊接實務轉入迥然不同的材料科學研究領域，轉換跑道的過程備嘗艱辛，所幸指導教授何扭今放任他將實務與理論交互實驗，盡情發揮研究空間。