Fluorescence Spectrometer Articles & Analysis
34 articles found
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Under ultraviolet light irradiation, it emits a vivid green fluorescence. Owing to the recurrent presence of uranium, thorium, and radium, it is radioactive. ...
Fluorescence Spectroscopy Fluorescence spectroscopy exploits the unique fluorescence properties of chlorophyll to detect its presence in plant tissues. ...
Compared with other types of vaccines, recombinant protein vaccines are more costly but have significantly better safety profiles. The intrinsic fluorescence of a protein mainly originates from the aromatic amino acids in its structure, such as tryptophan, tyrosine, and phenylalanine, which emit fluorescence under ultraviolet light. When the protein structure ...
Additionally, recombinant protein drugs can be used in combination with small molecule drugs to provide additional or synergistic benefits.The intrinsic fluorescence of proteins mainly originates from the aromatic amino acids in their structure, such as tryptophan, tyrosine, and phenylalanine, which emit fluorescence under ultraviolet light. When the protein ...
Our core instruments comprise of a range of High Etendue Spectrometers (HES) available with a choice of excitation wavelengths. In addition to these, we have also developed ODIN, our compact deep UV Raman spectrometer which offers fluorescence free results and, currently in development is our gas phase Raman, Aura, which uses a hollow core micro ...
This list was originally inspired by the ‘Rogue’s Gallery of Fluorescence Artefacts and Errors’ in the excellent book ‘Introduction to Fluorescence’ by David M. ...
Acquiring and interpreting steady state fluorescence spectra is not always straightforward. Below we offer some advice on commonly encountered problems to help you optimise the operation of your Edinburgh Instruments spectrometer.What to do if your Fluorescence Spectra are Distorted, Show Unexpected Peaks or StepsIf you are experiencing problems with your ...
The inner filter effect is a common problem in fluorescence spectroscopy, affecting spectral measurements in particular. In highly concentrated solutions the excitation beam is attenuated by the sample so that only the surface facing the excitation beam fluoresces strongly. The centre of the cuvette, which is imaged by the emission monochromator in the ...
However, measuring fluorescence from unknown samples can often be challenging even for experienced users. ...
A typical fluorescence spectrometer will consist of two monochromators; an excitation monochromator to select the desired excitation wavelength and an emission monochromator to select which wavelength reaches the detector. For more information on how a fluorescence spectrometer works read our “Introduction to ...
When fluorescence spectra are measured in Edinburgh Instruments fluorescence spectrometers, two types of correction can be applied to the spectra; excitation and emission correction. In this blog post we focus on the role of emission correction and discuss why it is required, how it is implemented, and the effect it has on the shape of ...
When fluorescence spectra are measured in Edinburgh Instruments fluorescence spectrometers, two types of correction can be applied to the spectra; excitation and emission. ...
The FLS1000 Photoluminescence Spectrometer can be equipped with up to 5 different detectors (8 if two emission monochromators are present), and there is a wide range to choose from including analogue, high-speed detectors or NIR-sensitive photomultiplier tubes (PMTs). ...
Stokes extensively studied the properties of what we now know as fluorescence and investigated how the properties of the fluorescent light differed from the incident light. ...
Spectrofluorometer (also known as Fluorescence/ Photoluminescence Spectrometer) A spectrofluorometer is used to measure the fluorescence emission (or more generally, the photoluminescence) from a sample. The terms spectrofluorometer and fluorescence / photoluminescence spectrometer are interchangeable and ...
Laser Induced Fluorescence (LIF) is an optical spectroscopic technique where a sample is excited with a laser, and the fluorescence emitted by the sample is subsequently captured by a photodetector. ...
The products offered can support fluorescence and Raman spectroscopy, transient absorption, and UV-Vis.Industries served include Life Sciences, Geology, Material Research, Environmental Sciences and many more.Fluorescence Spectrometers: Our Fluorescence Spectrometers set the standards in both steady state and time-resolved ...
Investing in a new optical spectrometer is an important decision for any research group; with a wide range of options available. To aid you in selecting the ideal spectrometer and configuration for your research we would like to invite you for a virtual visit to our Applications Lab in Scotland.Virtual demos are available for our range of photoluminescence, ...
Relative Quantum Yield Method In the relative method, the quantum yield of the sample interest is calculated by comparing its photoluminescence emission to that of a reference standard of known quantum yield. In conventional fluorescence spectrometers only a certain fraction of the emitted light is collected and detected; with the size of the fraction depending ...