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Monochromator Product Applications

24 applications found

Photoluminescence and Electroluminescence of Organic Solar Cells

Photoluminescence excitation, emission and electroluminescence spectra were measured using an FLS980 Fluorescence Spectrometer equipped with a 450 W Xe lamp and double excitation and emission monochromators. ...

ByEdinburgh Instruments - TECHCOMP Group based in , UNITED KINGDOM

Lipid-Protein Interactions Revealed by Fluorescence Spectroscopy

Emission spectra were recorded in an FLS980 Fluorescence Spectrometer equipped with double excitation and emission ...

ByEdinburgh Instruments - TECHCOMP Group based in , UNITED KINGDOM

Photo-Physical Properties of Ancient and Modern Artwork Pigments

The interest in non-invasive investigations for the study and identification of painting materials has greatly increased during the past two decades. The nature of museum objects is such that sampling is always kept to a minimum, thus, a spectroscopic ...

ByEdinburgh Instruments - TECHCOMP Group based in , UNITED KINGDOM

Measuring Picosecond Fluorescence Lifetimes Using the FLS1000 Equipped with a Hybrid Photodetector

In this application note, the measurement of sub 20 picosecond lifetimes utilising the FLS1000 Photoluminescence Spectrometer equipped with a hybrid photodetector is demonstrated, and the impact that the configuration of the FLS1000 has on the minimum ...

ByEdinburgh Instruments - TECHCOMP Group based in , UNITED KINGDOM

Determination of Chromaticity Coordinates and Bandgaps of III-V LEDs Using Electroluminescence Spectroscopy

Modern LEDs are efficient, bright and reliable and are one of the most versatile and widely used light sources with an ever increasing number of applications. In this application note the FS5 Spectrofluorometer, equipped with the electroluminescence ...

ByEdinburgh Instruments - TECHCOMP Group based in , UNITED KINGDOM

Ligand Binding Assays on the Basis of Fluorescence Anisotropy

Fluorescence anisotropy or polarisation provides a sensitive tool to measure the binding of ligands to proteins when a fluorophore is attached to the ligand. In this Application Note Polarised emission spectra were recorded in an FLS980 Fluorescence ...

ByEdinburgh Instruments - TECHCOMP Group based in , UNITED KINGDOM

Red-Edge Excitation Spectroscopy of Proteins with the FS5 Spectrofluorometer

The study of Protein Fluorescence is an important area of research in biology and biophysics. Red-edge fluorescence spectroscopy of polar fluorescence probes is a powerful method to study the structure and dynamics of phospholipid membranes, micelles and ...

ByEdinburgh Instruments - TECHCOMP Group based in , UNITED KINGDOM

Comparing Hole Extraction Efficiencies in Perovskite Solar Cells using Photoluminescence Quantum Yield

Efficient extraction of charge carriers is critical for the creation of high-efficiency solar cells. Photoluminescence is proportional to the number of charge carriers in the perovskite and therefore sensitive to charge transfer into adjacent layers ...

ByEdinburgh Instruments - TECHCOMP Group based in , UNITED KINGDOM

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 ...

ByEdinburgh Instruments - TECHCOMP Group based in , UNITED KINGDOM

Excitation-Emission Spectroscopy of Single-Wall Carbon Nanotubes

Single-Wall Carbon Nanotubes (SWCNT) can be described as quasi-one dimensional structures of graphene. Due to their low dimensional structure, their optical and electronic properties are directly connected to their size. Steady-state fluorescence ...

ByEdinburgh Instruments - TECHCOMP Group based in , UNITED KINGDOM

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 ...

ByEdinburgh Instruments - TECHCOMP Group based in , UNITED KINGDOM

Temperature Dependence of Phosphors via Photo-and Thermo-Luminescence

Inorganic phosphors are widely used in lighting and display technologies and their emission properties are commonly characterised using photoluminescence spectroscopy. Phosphors generally operate at elevated temperatures and it is therefore important to ...

ByEdinburgh Instruments - TECHCOMP Group based in , UNITED KINGDOM

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. ...

ByEdinburgh Instruments - TECHCOMP Group based in , UNITED KINGDOM

Kinetics of Photocatalysis Reactions Studied by Transient Absorption Spectroscopy

Photocatalysis is the rate increase of a chemical reaction by light, often in the presence of a catalyst that starts the reaction upon irradiation. Photocatalysts are typically semiconducting metal oxides such as ZnO, Fe2O3 or TiO2 which are employed as ...

ByEdinburgh Instruments - TECHCOMP Group based in , UNITED KINGDOM

Tuning the Photoluminescence of Graphene Oxide

Graphene has received tremendous attention within both the scientific community and industry due to its remarkable electrical, thermal and mechanical properties. In this application note, the photoluminescence properties of graphene oxide are ...

ByEdinburgh Instruments - TECHCOMP Group based in , UNITED KINGDOM

Time Resolved Fluorescence Techniques to FRET Based Immunoassay

Förster resonance energy transfer (FRET) is a phenomenon of non-radiative transfer of the optical excitation from an excited electronic level of one molecule, called the donor, to a resonant electronic level of another molecule, called the acceptor. In ...

ByEdinburgh Instruments - TECHCOMP Group based in , UNITED KINGDOM

Photoluminescence Spectroscopy of a White-Light Emitting Perovskite

Hybrid halide perovskite semiconductors show excellent promise as a new generation of solid state light emitters. In this application note the CIE colour coordinates and the excited state lifetimes of a promising white light emitting perovskite are ...

ByEdinburgh Instruments - TECHCOMP Group based in , UNITED KINGDOM

Fluorescence Spectroscopy of Wine

The multi-dimensional spectral and time-resolved techniques including excitation, emission, synchronous and lifetime scans can be used to investigate the fluorescence landscapes of wine products. This way their unique fingerprint can be obtained, ...

ByEdinburgh Instruments - TECHCOMP Group based in , UNITED KINGDOM

Photoluminescence Spectroscopy of Carbon Dots

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 ...

ByEdinburgh Instruments - TECHCOMP Group based in , UNITED KINGDOM

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

Halide perovskite photovoltaic cells have attracted tremendous attention over recent years due to the rapid rise achieved in solar cell efficiencies. In this application note time-resolved photoluminescence spectroscopy is shown to be a powerful tool for ...

ByEdinburgh Instruments - TECHCOMP Group based in , UNITED KINGDOM

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