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TiO2 pyramid on silicon

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In this example, we will calculate the optical spatial generation rate from a 3D device, and describe how this information can be exported to Lumerical's CHARGE.

 

Solvers

FDTD

CHARGE

Associated files

solar_pyramid.fsp

solar_pyramid.lsf

solar_pyramid_2D.ldev

solar_pyramid_3D.ldev

See also

Patterned solar cell

Getting started: Simple Solar cell

Reference

Teck Kong Chong, Jonathan Wilson, Sudha Mokkapati and Kylie R Catchpole, "Optimal wavelength scale diffraction gratings for light trapping in solar cells," J. Opt. 14 (2012) 024012 (9pp) http://iopscience.iop.org/2040-8986/14/2/024012

solar_tio2_pyramid_screenshot_zoom75

 

See the following sub-pages for details:

Optical simulation using FDTD to simulate 1 unit cell of this device

2D electrical simulation using CHARGE. A 2D approximation is used to increase the speed of the calculation.

3D electrical simulation using CHARGE. In this example, a full 3D simulation is done.

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