The black walls have been rearranged into an organic structure quite unlike the cement walls that tyically divide a house.
This place is an information center and observatory (is located at the end of the alley).
At there,
you can experiences about
drawing and natural dyes.
You can enjoy a view of the entire panorama encompassing Northern Port, Gamcheon Port
Converts sunlight directly into electricity
Non polluting
Long lasting sources of energy
No need of maintenance
In the long run, solar electricity is cheaper
Electrons of dye absorb solar energy
Electrons of dye are excited & Generate electron-hole pairs
Electrons transfer from dye to FTO via TiO2
1/2 I3- + e 3/2 I- at counter electrode
3/2 I- 1/2
The First Vietnamese:
Historians believe that the earliest
Vietnamese people gradually moved from the Indonesian archipelago
through the Malay Peninsula and
Thailand until they settled on the
edges of the Red River in the Tonkin Delta.
Population
787,604 people (Year 1999)
Locality
Ha Giang, Tuyen Quang, Lao Cai, Yen Bai, Lai Chau, Son La, Cao Bang and Nghe An provinces.
Customs
Ⅰ. 개요
섬유는 생산 방법에 따라서 천연과 인조섬유로, 화학 조성에 따라서 유기질 섬유와 무기질 섬유로 분류된다.
1. 천연섬유(natural fiber / 자연섬유)
주요 천연 섬유는 면, 마, 견, 양모 등이고 다음과 같은 분자식을 갖고 있다. ① 면, 마(C6H1005)n ② 양모 케라틴(C42H157015H5S)n ③ 견 피브로인(C24