Sensitizer가 있다.
Activator는 가시광선에 해당하는 에너지 준위를 가지고 있어야 하며 적당한 모체에 첨가되었을 때, activator의 기저준위와 여기준위간의 충분한 에너지 차이가 존재하여야 한다. 또한 최외각 전자배치가 광학적 효율이 가장 큰 형태를 취해야 한다. 예를 들어, Mn이온을 activator로 사용하기
1. What is an "Exotic Options"?
option contracts that are variations on simple puts and calls or are different products with optionality built into them.
Exotic options are available in various asset classes on which options are available, but are mostly found in the foreign exchange market. A common example is the barrier option, which itself comes in various forms such as knock-in options
People poured and drank coffee with a kettle.
Various brands of coffee shops appeared.
Must provide a special coffee.
A chance to experience a variety of taste and flavor in public tastings.
Principle to be consumed within 7 days.
digital content and services, including SMS, MMS services and internet services. The company provides wireless data transmission and wireless internet access services through its WiBro network. It offers its subscribers wireless access to the internet, primarily through its "NATE" portal. NATE.com enables subscribers to access a wide variety of multimedia contents and interactive services, as wel
• Security factors: The application of hologram indicates the products authenticity. The fastest and the most popular growing area for the use of hologram could possibly be security and product authentication. Security holograms are said to be tamper-proof and is very difficult to counterfeit.
• Packaging: The use of holograms in packaging have become much more popular. Proper hologr