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Non-epitaxial perovskite polariton laser diode operating under direct current

Research Photonic Devices

Merged summary

TL;DR - Researchers developed a non-epitaxial perovskite microdevice that achieves polariton lasing under constant direct-current operation at 8 K. The work advances electrically driven polariton lasers using solution-grown materials.

  • Integrates a solution-grown perovskite microplate into an optical microcavity.
  • Uses chemically inert single-walled carbon nanotubes as electrodes.
  • Demonstrates direct-current polariton lasing at a cryogenic temperature of 8 K.
  • Avoids reliance on epitaxial material growth.

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Non-epitaxial perovskite polariton laser diode operating under direct current

Nature Anatoly P. Pushkarev, Daria Khmelevskaia, Ivan A. Matchenya, Stepan A. Baryshev, Denis A. Sannikov, Alexey A. Ekgardt, Eduard I. Moiseev, Natalia V. Kryzhanovskaya, Alexey E. Zhukov, Dmitry V. Krasnikov, Alexandr A. Marunchenko, Alexey V. Yulin, Albert G. Nasibulin, Pavlos G. Lagoudakis 2026-07-22 doi:10.1038/s41586-026-10824-w

TL;DR - Researchers developed a non-epitaxial perovskite microdevice that achieves polariton lasing under constant direct-current operation at 8 K. The work advances electrically driven polariton lasers using solution-grown materials.

  • Integrates a solution-grown perovskite microplate into an optical microcavity.
  • Uses chemically inert single-walled carbon nanotubes as electrodes.
  • Demonstrates direct-current polariton lasing at a cryogenic temperature of 8 K.
  • Avoids reliance on epitaxial material growth.
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