Engineering perovskite materials at the atomic level paves way for new lasers, LEDs

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Engineering perovskite materials at the atomic level paves way for new lasers, LEDs
PhysicsMaterials ScienceQuantum Physics
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Researchers have developed and demonstrated a technique that allows them to engineer a class of materials called layered hybrid perovskites (LHPs) down to the atomic level, which dictates precisely how the materials convert electrical charge into light.

Engineering perovskite materials at the atomic level paves way for new lasers, LEDs." ScienceDaily. ScienceDaily, 11 October 2024. <www.sciencedaily.comNorth Carolina State University. . Engineering perovskite materials at the atomic level paves way for new lasers, LEDs.

By controlling the arrangement of multiple inorganic and organic layers within crystals using a novel technique, researchers have shown they can control the energy levels of electrons and holes ... Using advanced microscopy coupled with novel computer simulations to track atomic movement, researchers conducted real-time atomic-level observations of grain boundary deformation in poly-grained ...

A hundred years of physics tells us that collective atomic vibrations, called phonons, can behave like particles or waves. When they hit an interface between two materials, they can bounce off like a ... A new technique has been developed allowing reliable atomic-resolution images to be taken, for the first time, of hybrid photoactive perovskite thin films - highly favorable materials for efficient ...

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