Advantage
① 낮은 성장률을 가지면서 높은 질의 epilayer을 생성
② 다양한 dopant 성분을 흡착이 가능하고, 복잡한 구조를
가진 다양한 layer를 생성
Disadvantage
① 고진공으로 인한 작동비용이 높음
② source material 교체로 인한 chamber 내부의 오염
③ As와 P이 포함되어 있는 alloy의 성장 제한
5.2 Drug Delivery System
5.2.1 Advantage of Nano-drug delivery system
By diagnosis, and for treatment, we need enhanced drug delivery system. Drug delivery system of these days is just eat and let it flow through the body. It is not good at efficiency. Because the digestive system sometimes digest and remove the drug before it reaches to the target.
For enhancing the efficiency of drug
Wal-Mart stores
Sam's club
Neighborhood markets
Wal-Mart international
Tire&Lube Express
Wal-Mart Optical
Wal-Mart Pharmacy
Wal-Mart Vacations
Wal-Mart's Used Fixture(s) Auction
Reasons for international markets
Facing stiff competition
Opportunity to tap potentially vast market elsewhere
Globalization & liberalization (early 1990s)
Soon after acquiring the stores,
- Negotiation: (definition)
Negotiation is a process where two parties with differences which they need to resolve are trying to reach agreement through exploring for options and exchanging offers- and an agreement.
Firstly, negotiation is a process-a sequence of activities, perhaps with an underlying pattern. Secondly, we need two parties for a negotiation. Thirdly there must be differences. T
XDSL 종류
DSL은 일반 구리 전화선을 통하여 가정이나 소규모 기업에 고속으로 정보를 전송하기 위한 기술로 디지털 데이터를 아날로그 형태로 바꾸고, 또 다시 복원할 필요가 없다고 가정하는 기술을 말한다. 디지털 데이터는 사용자의 컴퓨터에 디지털 데이터로 직접 전달되며, 이것은 전화회사가 그