Aligning all-inorganic perovskite nanocrystals enhances solar-cell efficiency and LED performance

https://phys.org/news/2025-02-techniques-aligning-nanocrystals-solar-cell.html

"cubic cesium lead bromide nanocrystals arranged single-layer on APS-coated quartz substrate... substrates bonded with bottom face of each nanocrystal, disrupting material's symmetry causing electronic states to be vertically aligned, improving adhesion/ altering transition dipole moment orientation in monolayer, achieving high uniformity/ anisotropic behavior... lasers, electronic devices, bioimaging, solar cells with optimized light absorption, LEDs with precisely controlled light polarization enhancing displays"

Related:

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https://techxplore.com/news/2025-05-perovskite-solar-cells-path-stability.html

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TEMPO molecule enhances stability and performance of perovskite solar cells: a step toward lightweight, durable solar panels https://www.eurekalert.org/news-releases/1084943 see also: IR solves issue holding back solar https://www.thecooldown.com/green-tech/perovskite-solar-cells-repair-silicon-panels-defects/

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