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    • Decoding Fear’s Chemistry: Professor Haejin Yoon Wins HFSP Accelerator Grant 8 hours ago
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Home PeLED

Filter-Free Circularly Polarized Light from PeLED Sparks Bright Future for 3D Displays and Secure Communication

The findings of this research have been published in the online version of Advanced Functional Materials on December 3, 2025.

Filter-Free Circularly Polarized Light from PeLED Sparks Bright Future for 3D Displays and Secure Communication

Abstract Chiral halide perovskites have emerged as promising materials for spin-optoelectronic devices owing to their ability to emit circularly polarized light (CPL) through spin-selective processes. However, the realization of high dissym... Read More

Jan 08, 2026 By JooHyeon Heo Research
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Breakthrough in Wearable Display Technology with Pure Red Perovskite Light-Emitting Devices

Their findings have been published in the online April 2024 edition of Materials Today.

Breakthrough in Wearable Display Technology with Pure Red Perovskite Light-Emitting Devices

Abstract Metal halide perovskites, known for their outstanding optical properties such as high photoluminescence quantum yield, exceptional color purity, and tunable bandgap, have emerged as promising semiconductor materials for next-genera... Read More

Apr 30, 2024 By JooHyeon Heo Research
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Researchers Unveil High-Efficiency, High-Color-Purity Perovskite LEDs!

Their findings have been published in ACS Nano on September 10, 2020.

Researchers Unveil High-Efficiency, High-Color-Purity Perovskite LEDs!

A joint research team, affiliated with UNIST has recently unveiled the sky-blue-emissive perovskite light-emitting diodes (PeLEDs). The newly-reported PeLEDs have shown high color purity with significantly improved luminance efficiency and... Read More

Dec 23, 2020 By JooHyeon Heo Research
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UNIST, Identifying Keys to Improved Perovskite Solar Cells

Generating electricity during the day and emitting light at night

UNIST research team from the Department of Material Science and Engineering is posing for a group photo. Second row, left to right are Researcher Bo Ram Lee, Da Bin Kim, Jae Choul Yu, and Seungjin Lee. Front row, left to right are Prof. Myoung Hoon Song and Prof. Kyoung Jin Choi.

On May 5, a team of UNIST and Ulsan University researchers announced they have developed perovskite optoelectronic devices that can generate electricity during the day and emit light at night. This study is a collaboration among scientists,... Read More

May 17, 2015 By JooHyeon Heo Research
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