future environment.
Disadvantage
Economical Problem
Storage problem , Transport problem
1.United States
Perform the research and development through
DOE(Department Of Energy)
Invest a lot of fund in Stack technology.
2.Japan
Hydro Fuel cell research and development program(~2002)
New Hydrogen Project(NEP) (2003~)
JHFC(Japan Hydrogen and Fuel Cell Demonstration Project)
hydrogen production costs. The main technical issues for these high-temperature processes relate to materials development for corrosion resistance at high temperatures, high-temperature
membrane and separation processes, heat exchangers, and heat storage media. Design aspects and safety are also important for high-temperature processes.
-Thermo-chemical water splitting
For example, Thermo-
1.1 New Renewable Energy
New Renewable Energy= new energy+ Renewable Energy
New energy : future energy
Renewable energy: almost indefinitely energy
condition
1 Replace petroleum
2 Carbon emits less than petroleum.
3 Sustainable energy can be used without depletion
hydrogen bond가 영향을 받게 되는데, 이러한 특징을 이용해서 신생아의 황달을 치료하기도 한다. E,Z isomer 형태의 Bilirubin은 빛에 노출될 경우 생기는데, 이는 Z,Z isomer 형태의 bilirubin 보다 훨씬 soluble한 것이 특징이다. 따라서 이렇게 변환된 Bilirubin isomer는 unconjugated 된 형태로 bile을 통해 배출이 촉진되는 특
Global Trend towards Protecting the Ozone Layer
Global Convention and Protocol
The Vienna Convention (for the Protection of the Ozone Layer)
The Vienna Convention is a treaty concerning the customary international law on treaties between states. It codifies some groundwork of international law trying to protect the ozone layer. The US was the one the biggest producers and consumers of