Ernst Ruska
19061988
German physicist who designed the first electron microscope and won the Nobel Prize in Physics for his work in electron optics
အောက်မေ့ဖွယ်စာမျက်နှာ ၂ တွေ့ရှိ
စစ်ထုတ်ချက်ဖြင့် အသက်တာများတွင် အားလုံးကြည့်ရန်19071988
American author and aeronautical engineer who pioneered hard science fiction and influenced the genre with his emphasis on scientific accuracy and critical thinking
