1887
banner image
No data available.
Please log in to see this content.
You have no subscription access to this content.
No metrics data to plot.
The attempt to load metrics for this article has failed.
The attempt to plot a graph for these metrics has failed.
Efficiency enhancement calculations of state-of-the-art solar cells by luminescent layers with spectral shifting, quantum cutting, and quantum tripling function
Rent:
Rent this article for
USD
10.1063/1.4819237
/content/aip/journal/jap/114/8/10.1063/1.4819237
http://aip.metastore.ingenta.com/content/aip/journal/jap/114/8/10.1063/1.4819237

Figures

Image of FIG. 1.
FIG. 1.

Schematic overview of the solar cell (medium 4) with a conversion layer (medium 3), encapsulation layer (medium 2) and a back-reflector, surrounded by air (medium 1).

Image of FIG. 2.
FIG. 2.

Gaussian fit (black) and original curve (grey) of the direct normal spectral irradiance Φ and the indirect spectral irradiance Φ.

Image of FIG. 3.
FIG. 3.

Shockley-Queisser limit of a solar cell with refractive index of 1 under AM 1.5 solar irradiation as a function of the band gap of the cell. The limits for some frequently used solar cell materials are indicated.

Image of FIG. 4.
FIG. 4.

Refractive index of c-Si, a-Si (SOPRA Database), GaAs, CdTe (SOPRA Database), Ge (SOPRA Database), CGS, CIGS, and CIS.

Image of FIG. 5.
FIG. 5.

(a) IQE curves of c-Si, thin film pc-Si, a-Si, GaSb, and Ge solar cells and (b) IQE curves of CdTe, GaAs, CIS, CIGS, and CGS solar cells.

Image of FIG. 6.
FIG. 6.

Calculated efficiencies of a CdTe solar with a spectral shifting layer as a function of the absorption edge and the emission wavelength .

Image of FIG. 7.
FIG. 7.

Absorption (grey line), excitation and emission spectra of SrSiN:10%Eu phosphor.

Image of FIG. 8.
FIG. 8.

Tm 4f energy levels, showing possible cross-relaxations between three Tm ions, resulting in quantum tripling.

Tables

Generic image for table
Table I.

indicates the SQ-limit for various solar cells with band gap with refractive index of 1 under AM 1.5 solar radiation. is the efficiency limit when the refractive index in Figure 4 is taken into account and is the efficiency when both the refractive index and the IQE (Figure 5 ) of the cell are taken into account.

Generic image for table
Table II.

Calculated efficiencies of various solar cells with encapsulation layer (n = 1.5) and an ideal spectral shifting layer with an optimal refractive index , an optimal absorption edge and an optimal emission wavelength . is the efficiency of a similar cell, but with a transparent layer instead of a conversion layer.

Generic image for table
Table III.

Calculated efficiencies of various solar cells with a SrSiN:Eu conversion layer.

Generic image for table
Table IV.

Calculated efficiencies of various solar cells with a quantum cutting layer.

Generic image for table
Table V.

Calculated efficiencies of various solar cells with a Tb-Yb quantum cutting layer.

Generic image for table
Table VI.

Calculated efficiencies of various solar cells with a quantum tripling layer.

Generic image for table
Table VII.

Calculated efficiencies of various solar cells with a conversion layer with both a quantum doubling and quantum tripling function.

Loading

Article metrics loading...

/content/aip/journal/jap/114/8/10.1063/1.4819237
2013-08-23
2014-04-21
Loading

Full text loading...

This is a required field
Please enter a valid email address
752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Efficiency enhancement calculations of state-of-the-art solar cells by luminescent layers with spectral shifting, quantum cutting, and quantum tripling function
http://aip.metastore.ingenta.com/content/aip/journal/jap/114/8/10.1063/1.4819237
10.1063/1.4819237
SEARCH_EXPAND_ITEM