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Application Note: Characterisation of NIR PbS Quantum Dots Using the FLS1000 Photoluminescence Spectrometer

Using the FLS1000 Photoluminescence Spectrometer, this application note evaluates the photoluminescence lifetime, quantum yield, and spectral characteristics of quantum dots (QDs) in the near-infrared (NIR) region. 


Application Note: Batch and Global Analysis of Fluorescence Lifetimes

This application note shows the potential application of a plate reader on an FLS1000 and fluorescence lifetime analysis using batch analysis and global analysis.


Application Note: Detection of Singlet Oxygen by Photoluminescence Spectroscopy

In this application note, an FLS1000 Photoluminescence Spectrometer is used to characterise the PL spectrum and lifetime of singlet oxygen in solution. Different excitation sources and detectors are compared to determine the best FLS1000 configuration for singlet oxygen detection.


Application Note: 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 this application note the FLS1000 Photoluminescence Spectrometer is used to investigate the emission properties of a phosphor coated indium gallium nitride white light LED using both steady state and time-resolved electroluminescence spectroscopy.


Application Note: Observing Phase Transitions in a Halide Perovskite Using Temperature Dependent Photoluminescence Spectroscopy

Perovskite photovoltaic cells are exposed to a wide range of temperatures and it is therefore important to understand the influence of temperature on the properties of the perovskite. In this application note, the FLS1000 spectrometer equipped with the liquid nitrogen cryostat accessory is used to determine the phase transition temperatures of MAPI perovskite.


Application Note: Temperature-Dependent Quantum Yield of Chlorophyll Fluorescence in Plant Leaves

Fluorescence spectroscopy is a powerful tool to investigate the photochemistry of biological systems. In this application note the influence of temperature on the photochemistry of perennial leaves is investigated by measuring the fluorescence quantum yield over a temperature range of 77 K to 300 K using the FLS1000 equipped with the Cryosphere accessory.


Application Note: Study of Fluorescence Quenching Kinetics Using Stopped-Flow

A powerful method for determining the kinetics of a reaction is by monitoring the concentration of the reactants or products over time using stopped-flow fluorescence spectroscopy. In this application note, the kinetics of NATA quenching by QBS are determined using the FLS1000 Photoluminescence Spectrometer equipped with the stopped-flow accessory.


Application Note: Kinetics of Persistent Luminescence Phosphors

Persistent luminescence, commonly called afterglow, is long-lasting visible emission over several hours after ultraviolet excitation. It has many applications; ranging from glow-in-the-dark signage to in-vivo imaging for disease diagnosis and treatment. In this application note, the persistent luminescence kinetics of a doped strontium aluminate phosphor are characterised using the FLS1000 Photoluminescence spectrometer


Application Note: Rapid Excitation Emission Matrix Analysis of Single Wall Carbon Nanotubes

Single-wall carbon nanotubes (SWCNTs) have unique electrical, thermal, mechanical, and optical properties which make them attractive for a wide variety of applications; ranging from drug delivery to battery electrodes. In this application note the FLS1000 Photoluminescence Spectrometer equipped with an InGaAs NIR camera is used to identify the chiral indexes present in a SWCNT sample using excitation emission matrix spectroscopy.


Application Note: Sb to Mn Energy Transfer Revealed using Time-Resolved Emission Spectroscopy

Heterometallic metal halide hybrids hold great promise due to the potential for synergistic photo-physical properties depending on the choice of the constituent metal centres. In this application note time-resolved emission spectroscopy (TRES) with the FLS1000 Photoluminescence Spectrometer is used to identify the emission pathways in the 0D metal halide hybrid, Tris SbMnCl.