듐 방사선에서 알파선과 베타선 이외에 투과성이 매우 강한 감마선이 있음을 알아내었습니다.
그림 11.1을 보시면 방사선이 전기적으로 대전된 판에 의해서 3가지요소로 나눠지는 것을 볼수있습니다. 첫성분은 음전하를 띠는 판으로 끌어 당겨졌고 그래서 양전하를 띤다. 이것을 알파입자입니다. 양전
What is Bioenergy?
Bioenergy is renewable energy made available from materials derived from biological sources. Biomass is any organic material which has stored sunlight in the form of chemical energy. As a fuel it may include wood, wood waste, straw, manure, sugarcane, and many other byproducts from a variety of agricultural processes.
So, Why do we produce Bioenergy?
One reason governments
Brinkmanship can be an effective choice in chicken game. That is, if you rush toward the other in drunken, or pull out the handle, you can show you do not have any intention to avoid to the other. In this situation, the other person may think that he is the only person who can decide ‘to avoid’ or ‘to crush’. Thus, the other person will choose to avoid (because it is at least better than
■ Objectives of Defense-in-Depth
• To compensate for potential human and component
failures
• To maintain the effectiveness of the barriers by averting
damage to the facilities and to the barriers themselves
• To protect the public and the environment from harm in
the event that those barriers are not fully effective
■ Strategy of