Optical Vortex Applications List

[Grover]

What are optical vortices used for?

Please help create a list and include a "first citation" if possible.
Please limit this to practical applications with existing or near term
potential (< 5 year) use.

Here are 10 to start with.

1. Optical Tweezers. Ashkin, Biophys. J. 61, 569 (1992).
2. Spatial Filter. Khonina, Kotlyar, Shinkaryev, Soifer, Uspleniev,
J. Mod. Opt. 39, 1147 (1992).
3. Optical Spinners. He, Friese, Heckenberg, Rubinsztein-Dunlop, PRL
75, 826 (1995).
4. Astronomy. Swartzlander, Opt. Lett. 26, 497 (2001).
5. Scatterometry. Palacios, Rozas, Swartzlander, PRL 88, 103902
(2002).
6. Quantum Cryptography. Sasada, Okamoto, Phys. Rev. A 68, 012323
(2003).
7. Communication. Leach,Courtial, Skeldon, Barnett, Franke-Arnold,
Padgett, Phys. Rev. Lett. 92,
013601 (2004).
8. Semiconductor Patterning. Levenson, Ebihara, Dai, Morikawa,
Hayashi, Tan, J. Microlithogr., Microfabr., Microsyst. 3, 293 (2004).
9. High Resolution Fluorescence Imaging. Westphal, Hell, Phys. Rev.
Lett. 94, 143903 (2005).
10. Microscopy. Furhapter, Jesacher, Bernet, Ritsch-Marte, Opt. Exp.
13, 689 (2005).