Advances in rare earth spectroscopy and applications

Y Dwivedi, SC Zilio - Journal of nanoscience and …, 2014 - ingentaconnect.com
Rare earth (RE) elements are prime constituents in a large amount of innovative materials
and several technological advances would not be possible without their contribution. In this …

Broadband Sensitized Near‐Infrared Quantum Cutting Materials for Silicon Solar Cells: Progress, Challenges, and Perspectives

G Song, C Lou, H Diao, R Zhu - Solar RRL, 2024 - Wiley Online Library
Silicon solar cells are currently the most widely used type, accounting for more than 90% of
the commercial market. However, the spectral mismatch between the solar spectrum and the …

Unique spectral overlap and resonant energy transfer between europium (II) and ytterbium (III) cations: No quantum cutting

L Zhou, PA Tanner, W Zhou, Y Ai, L Ning… - Angewandte Chemie …, 2017 - Wiley Online Library
Abstract Samples of the Ca3Sc2Si3O12 (CSS) host singly doped with Eu2+ or Yb3+, doubly
doped with Eu2+ and Yb3+, and triply doped with Ce3+, Eu2+ and Yb3+ were synthesized …

Role of electron transfer in Ce3+ sensitized Yb3+ luminescence in borate glass

AD Sontakke, J Ueda, Y Katayama, Y Zhuang… - Journal of Applied …, 2015 - pubs.aip.org
In a Ce 3+-Yb 3+ system, two mechanisms are proposed so far namely, the quantum cutting
mechanism and the electron transfer mechanism explaining Yb 3+ infrared luminescence …

Energy transfer study between Ce3+ and Tb3+ ions in a calcium fluoride crystal for solar cell applications

MYA Yagoub, HC Swart, E Coetsee - Journal of Luminescence, 2017 - Elsevier
Energy transfer from Ce 3+ to Tb 3+ ions in a single crystal of CaF 2 has been analyzed for
down-conversion application in Si solar cells. The nanophosphor samples were successfully …

Plasmon-enhanced broad-band quantum-cutting of NaBaPO4: Eu2+, Yb3+ phosphor decorated with Ag nano-particles

L Lin, J Chen, Z Wang, Z Feng, F Huang… - Materials Research …, 2017 - Elsevier
Abstract The NaBaPO 4: Eu 2+, Yb 3+ quantum-cutting (QC) phosphors were prepared by
the solid-state reaction. We confirm the luminescence of Yb 3+ is mainly derived from QC …

Luminescent behaviour of SrF2 and CaF2 crystals doped with Eu ions under different annealing temperatures

MYA Yagoub, HC Swart, E Coetsee - Journal of Alloys and Compounds, 2021 - Elsevier
The photoluminescent (PL) properties of europium (Eu) doped SrF 2 and CaF 2
nanoparticles have been investigated after annealed in an Ar/H 2 atmosphere at different …

Near-infrared quantum cutting in Nd3+ and Yb3+ Doped BaGd2ZnO5 phosphors

L Liu, M Li, S Cai, Y Yang, Y Mai - Optical Materials Express, 2015 - opg.optica.org
Nd^ 3+ and Yb^ 3+ doped BaGd_2ZnO_5 phosphors were synthesized via high
temperature solid-state method. The composition and structure have been investigated by …

Effect of Yb3+ ions on structural and NIR emission of SrF2: Eu2+/Pr3+ down-conversion containing Na+ ions

MYA Yagoub, HC Swart, E Coetsee - Materials Research Bulletin, 2017 - Elsevier
The influence of Yb 3+ ions on the structural and near infra-red (NIR) emission of the SrF 2:
Eu 2+/Pr 3+ down-conversion containing Na+ ions were investigated for solar cell …

Near infrared quantum cutting of Na+ and Eu2+-Yb3+ couple activated SrF2 crystal

MYA Yagoub, HC Swart, MS Dhlamini, E Coetsee - Optical Materials, 2016 - Elsevier
Abstract Na+ and Eu 2+-Yb 3+ couple activated SrF 2 phosphor powders were synthesized
by the co-precipitation method. The structure and luminescence properties of the system …