Abstract
In this work, we study the effect of magnetic polariton (MP) on the conversion performance of a near-field thermophotovoltaic (TPV) system made of a nanostructured Drude grating emitter and a nanometer-thick photovoltaic (PV) cell with a lossless metal as the back reflector. It is theoretically shown that MP can be excited inside the nanometric vacuum gap and the 100-nm PV cell to spectrally enhance the heat flux above the cell bandgap. It is found that the conversion efficiency reaches from 0.7% to 12.2% when the semi-infinite InGaSb cell is replaced by an ultra-thin PV cell supported by a back reflector with the emitter temperature at 1000 K and In0.18Ga0.82Sb cell at 300 K separated by 200 nm. The conversion efficiency can be also further improved to 17.6% using a nanostructured Drude grating emitter over a planar emitter.
| Original language | English |
|---|---|
| Title of host publication | Proceedings of the 9th International Symposium on Radiative Transfer, RAD 2019 |
| Publisher | Begell House Inc. |
| Pages | 353-360 |
| Number of pages | 8 |
| ISBN (Electronic) | 9781567004793 |
| DOIs | |
| State | Published - 2019 |
| Externally published | Yes |
| Event | 9th International Symposium on Radiative Transfer, RAD 2019 - Athens, Greece Duration: 3 Jun 2019 → 7 Jun 2019 |
Publication series
| Name | Proceedings of the International Symposium on Radiative Transfer |
|---|---|
| Volume | 2019-June |
| ISSN (Electronic) | 2642-5629 |
Conference
| Conference | 9th International Symposium on Radiative Transfer, RAD 2019 |
|---|---|
| Country/Territory | Greece |
| City | Athens |
| Period | 3/06/19 → 7/06/19 |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 7 Affordable and Clean Energy
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