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Photoluminescence Spectroscopy of a White-Light Emitting Perovskite Structure

In our latest application note « Photoluminescence Spectroscopy of a White-Light Emitting Perovskite Structure »  we study the photoluminescence properties of a perovskite light emitter using the FLS1000 Photoluminescence Spectrometer.  Hybrid organic-inorganic halide perovskite semiconductors show excellent promise as optoelectronic devices due …

Photoluminescence Spectroscopy of Carbon Dots

Introduction Carbon dots (C-dots) are nanoparticles composed of carbon with diameters below 10 nm. They were accidentally discovered in 2004 by Xu, et al1 when researching methods to purify carbon nanotubes. Since their discovery they have received much attention from …

Tuning the Photoluminescence of Graphene Oxide

In this application note, the photoluminescence properties of graphene oxide are investigated using an FLS1000 Photoluminescence Spectrometer equipped with double excitation and emission monochromators and an infrared PMT. Graphene has received tremendous attention within both the scientific community and industry …

Halide Perovskite Phase Transitions Observations Using Temperature Dependent Photoluminescence Spectroscopy

Hybrid halide perovskite has recently emerged as a new class of low cost semiconductor for optoelectronic applications. They have received widespread attention as an absorber in photovoltaic cells, where they have achieved a remarkable increase in solar cell efficiency; from …

Temperature Dependence of Phosphors via Photoluminescence and Thermoluminescence Spectroscopy

Phosphors coatings are used in a wide variety of consumer products, such as discharge lamps, light emitting diodes, and displays.  Their light emitting properties are connected to the structure and the interaction of the active ions with the lattice. Moreover, …

Measuring Charge Carrier Lifetime in Perovskite Solar Cell Materials Using Time-Resolved Photoluminescence Spectroscopy

Halide perovskite solar cells have attracted tremendous attention over recent years due to the rapid rise in solar cell efficiencies and their potential for providing high efficiency low cost solar power. Perovskite solar cell efficiencies have increased from 9% in …

Photoluminescence Spectroscopy of a White-Light Perovskite LED

In addition to their remarkable photovoltaic performance, halide perovskites have also been found to have excellent light emitting properties and perovskite LEDs are therefore being extensively researched as a new class of solid-state light emitters. One particularly promising application is …

Time-Resolved Electroluminescence Spectroscopy of a White Light Emitting Diode

One of the most powerful techniques to understand the behaviour and performance of electrical devices is electroluminescence spectroscopy. In electroluminescence (EL) spectroscopy a working device, such as a light emitting diode or solar cell, is placed inside a spectrometer  and …

Electroluminescence and Photoluminescence Spectroscopy of a Phosphorescent Organic Light Emitting Diode (PhOLED)

In this application note, emission properties of a phosphorescent organic light emitting diode (PhOLED) are investigated using an FS5 Spectrofluorometer equipped with the electroluminescence accessory. The spectrum and chromaticity coordinates of the PhOLED emission are measured and the triplet lifetime …

A New Era in Photoluminescence Launched by Edinburgh Instruments

We are delighted to announce the launch of – The FLS1000 Photoluminescence Spectrometer – a complete luminescence laboratory in ONE instrument. The FLS1000 is a state-of-the-art, modular photoluminescence spectrometer for the most demanding applications in Photophysics, Photochemistry, Material Sciences and …