IPC분류정보
| 국가/구분 |
United States(US) Patent
등록
|
| 국제특허분류(IPC7판) |
|
| 출원번호 |
US-0980491
(2010-12-29)
|
| 등록번호 |
US-8731359
(2014-05-20)
|
|
발명자
/ 주소 |
- Craighead, Harold G.
- Webb, Watt W.
- Xu, Huizhong
- Zhu, Pangshun
|
| 출원인 / 주소 |
|
| 대리인 / 주소 |
|
| 인용정보 |
피인용 횟수 :
0 인용 특허 :
11 |
초록
▼
An optical apparatus that provides extraordinary light transmission through a sub-wavelength-sized light transmitting region of the apparatus includes a core region of dielectric material having a complex dielectric constant, ∈1, surrounded by a metallic cladding material having a complex dielectric
An optical apparatus that provides extraordinary light transmission through a sub-wavelength-sized light transmitting region of the apparatus includes a core region of dielectric material having a complex dielectric constant, ∈1, surrounded by a metallic cladding material having a complex dielectric constant, ∈2, wherein the core region has a maximum dimension, 2a, further wherein 2a is less than λ, where λ is the free-space wavelength of light incident on an input side of the apparatus, and further wherein |∈1| is greater than 0.5|∈2|, ∈1 has a positive real part, and ∈2 has a negative real part, whereby the incident light will be transmitted by and exit the apparatus from an output side with extraordinary transmission.
대표청구항
▼
1. An optical transmitting apparatus, comprising: a metallic cladding material having a complex dielectric constant, ∈2;a core region of dielectric material having a complex dielectric constant, ∈1, surrounded by the cladding material, the core region having a maximum dimension, 2a, wherein 2a is le
1. An optical transmitting apparatus, comprising: a metallic cladding material having a complex dielectric constant, ∈2;a core region of dielectric material having a complex dielectric constant, ∈1, surrounded by the cladding material, the core region having a maximum dimension, 2a, wherein 2a is less than λ, where λ is the free-space wavelength of light incident on an input side of the apparatus, further wherein |∈1| is greater than 0.5 |∈2|, ∈1 has a positive real part, and ∈2 has a negative real part, wherein the incident light will be transmitted by and exit the apparatus from an output side. 2. The apparatus of claim 1, wherein |∈1| is approximately equal to |∈2|. 3. The apparatus of claim 1, wherein λ/20≦2a ≦λ/10. 4. The apparatus of claim 3, wherein the cladding material has a wall thickness, tw, where (2a+2tw) is less than 100 nanometers (nm). 5. The apparatus of claim 4, wherein (2a+2tw) is equal to or less than about 60 nm. 6. The apparatus of claim 3, wherein: the metallic cladding material is in the form of a sheet having a thickness, d, further wherein 2a is less than d(2a
※ AI-Helper는 부적절한 답변을 할 수 있습니다.