【Introduction】:

This system can effectively test the photoluminescence characteristics of materials or devices, which can meaaure photoluminesnce quantum efficiency (PLQE) of four orders of magnitude. This system is suitable for excitation and emission light of different wavelengths and intensities, and equipped with powerful testing software.

Light intensity dependent PLQE testing system

【Advantages】:

This system has a small footprint, simple operation, stable operation, and fast testing speed, which can achieve photoluminescence quantum efficiency testing of four orders of magnitude.

Schematic representation of test results

【Equipment specifications】:

Detectable spectral range: 300~1100 nm

Spectral resolution: 0.7 nm

Integration time: 8 ms-15 min

Signal to noise ratio: no less than 1000:1 (for full signal)

Dynamic range: 85000:1 (single operation)

Light intensity detection range: 4 orders of magnitude

Schematic of the software's user interface

Product Application:

【1】 Nature 2018, 562, 249

【2】 Nat Photonics 2023, 17, 755

【3】 Nat Commun 2018, 9, 608