skip to main content
OSTI.GOV title logo U.S. Department of Energy
Office of Scientific and Technical Information

Title: Light trapping in thin film solar cells using textured photonic crystal

Patent ·
OSTI ID:985862
 [1];  [2];  [3];  [4]
  1. Somerville, MA
  2. Concord, MA
  3. Amesbury, MA
  4. Cambridge, MA
+ Show Author Affiliations

A solar cell includes a photoactive region that receives light. A photonic crystal is coupled to the photoactive region, wherein the photonic crystal comprises a distributed Bragg reflector (DBR) for trapping the light.

Research Organization:
National Renewable Energy Laboratory (NREL), Golden, CO (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
XAT-2-31605-07
Assignee:
Massachusetts Institute of Technology (Cambridge, MA)
Patent Number(s):
7,482,532
Application Number:
US patent applicaiton 11/194,717
OSTI ID:
985862
Country of Publication:
United States
Language:
English

References (6)

"Buried" metal/dielectric/semiconductor reflectors for light trapping in epitaxial thin-film solar cells conference January 1996
Effects of nonuniform current injection in GaInAsP/InP vertical‐ cavity lasers journal June 1992
Wavelength‐selective absorption enhancement in thin‐film solar cells journal September 1983
Organic Polymer DBR Laser by Soft Lithography II: Optimization of Distributed Bragg Reflector journal January 2003
Exact eigenfunctions for square-wave gratings: Application to diffraction and surface-plasmon calculations journal September 1982
On-chip Si-based Bragg cladding waveguide with high index contrast bilayers journal January 2004

Similar Records

Photonic crystal enhanced light-trapping in thin film solar cells
Journal Article · Sat Mar 01 00:00:00 EST 2008 · Journal of Applied Physics · OSTI ID:985862
A highly efficient light-trapping structure for thin-film silicon solar cells
Journal Article · Fri Jan 15 00:00:00 EST 2010 · Solar Energy · OSTI ID:985862
+3 more
Optimal design of one-dimensional photonic crystal back reflectors for thin-film silicon solar cells
Journal Article · Thu Aug 14 00:00:00 EDT 2014 · Journal of Applied Physics · OSTI ID:985862
+2 more

Related Subjects

14 SOLAR ENERGY