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Waveguide arrangements based on adiabatic elimination

Patent ·
OSTI ID:1324666
This disclosure provides systems, methods, and apparatus related to nanophotonics. In one aspect, an arrangement of waveguides includes a substrate and three waveguides. Each of the three waveguides may be a linear waveguide. A second waveguide is positioned between a first waveguide and a third waveguide. The dimensions and positions of the first, the second, and the third waveguides are specified to substantially eliminate coupling between the first waveguide and the third waveguide over a distance of about 1 millimeter to 2 millimeters along lengths of the first waveguide, the second waveguide, and the third waveguide.
Research Organization:
Lawrence Berkeley National Laboratory (LBNL), Berkeley, CA (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC02-05CH11231;
Assignee:
The Regents of the University of California (Oakland, CA)
Patent Number(s):
9,442,250
Application Number:
14/813,440
OSTI ID:
1324666
Country of Publication:
United States
Language:
English

References (4)

Optical switching in a symmetric three-waveguide nonlinear directional coupler journal September 2005
Adiabatic passage of light in coupled optical waveguides journal February 2006
Coupled mode solutions of multiwaveguide systems journal April 1986
Coupling effects in symmetrical three-guide structures journal January 1984