Silicon heterojunction solar cells with up to 26.81% efficiency achieved by electrically optimized nanocrystalline-silicon hole contact layers

H Lin, M Yang, X Ru, G Wang, S Yin, F Peng, C Hong… - Nature Energy, 2023 - nature.com
Silicon heterojunction (SHJ) solar cells have reached high power conversion efficiency
owing to their effective passivating contact structures. Improvements in the optoelectronic …

n-Type Si solar cells with passivating electron contact: Identifying sources for efficiency limitations by wafer thickness and resistivity variation

A Richter, J Benick, F Feldmann, A Fell… - Solar Energy Materials …, 2017 - Elsevier
In this work, the efficiency of n-type silicon solar cells with a front side boron-doped emitter
and a full-area tunnel oxide passivating electron contact was studied experimentally as a …

[HTML][HTML] Uncertainty analysis for the coefficient of band-to-band absorption of crystalline silicon

C Schinke, P Christian Peest, J Schmidt, R Brendel… - Aip Advances, 2015 - pubs.aip.org
We analyze the uncertainty of the coefficient of band-to-band absorption of crystalline
silicon. For this purpose, we determine the absorption coefficient at room temperature (295 …

Optical modeling of wide-bandgap perovskite and perovskite/silicon tandem solar cells using complex refractive indices for arbitrary-bandgap perovskite absorbers

S Manzoor, J Häusele, KA Bush, AF Palmstrom… - Optics express, 2018 - opg.optica.org
Wide-bandgap perovskites are attractive top-cell materials for tandem photovoltaic
applications. Comprehensive optical modeling is essential to minimize the optical losses of …

Near-infrared free carrier absorption in heavily doped silicon

SC Baker-Finch, KR McIntosh, D Yan… - Journal of Applied …, 2014 - pubs.aip.org
Free carrier absorption in heavily doped silicon can have a significant impact on devices
operating in the infrared. In the near infrared, the free carrier absorption process can …

Heat generation and mitigation in silicon solar cells and modules

L Xu, W Liu, H Liu, C Ke, M Wang, C Zhang, E Aydin… - Joule, 2021 - cell.com
Cost-effective photovoltaics (PVs) require a high energy yield with a long system lifetime.
However, both are adversely affected by temperature. Here, we assess the economic impact …

Atomic layer deposition of vanadium oxide to reduce parasitic absorption and improve stability in n–i–p perovskite solar cells for tandems

JA Raiford, RA Belisle, KA Bush, R Prasanna… - Sustainable Energy & …, 2019 - pubs.rsc.org
Two critical issues associated with semi-transparent, n–i–p perovskite solar cells for 2-
terminal tandem devices are parasitic absorption and long-term instability associated with …

An industrially viable TOPCon structure with both ultra-thin SiOx and n+-poly-Si processed by PECVD for p-type c-Si solar cells

T Gao, Q Yang, X Guo, Y Huang, Z Zhang… - Solar Energy Materials …, 2019 - Elsevier
We report an industrial compatible tunnel oxide passivated contact (TOPCon) structure on
solar-grade p-type c-Si wafer as the rear emitter for high-efficiency solar cells, where the …

[PDF][PDF] Development of physical models for the simulation of optical properties of solar cell modules

MR Vogt - 2016 - researchgate.net
More than 5% of the electrical power in Germany were gained by photovoltaic energy
conversion for the first time in 2013. Consequently, solar energy research now focuses on …

Revealing the internal luminescence quantum efficiency of perovskite films via accurate quantification of photon recycling

P Fassl, V Lami, FJ Berger, LM Falk, J Zaumseil… - Matter, 2021 - cell.com
The internal luminescence quantum efficiency (Q i lum) provides an excellent assessment of
the optoelectronic quality of semiconductors. To determine Q i lum from the experimentally …