Xenon Light
Xenon Light - Related Videos
16:20
Hyperpolarized Xenon for NMR and MRI Applications
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Cited by 28 •
2012
The production of hyperpolarized xenon by means of spin exchange optical pumping (SEOP) is described. This method yields a ~10000-fold enhancement of the nuclear spin polarization of Xe-129 and has applications in nuclear magnetic resonance spectroscopy and imaging. Examples of gas phase and solution state experiments are given.
08:17
Validation of Hyperbaric Pressure System with Xenon Anesthesia for Drosophila melanogaster
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2026
Gases that seem harmless at atmospheric pressure can induce behaviors like narcosis under hyperbaric conditions. Conventional hyperbaric pressure chambers are costly and labor-intensive. This study presents a straightforward, low-cost method for examining xenon's effects on Drosophila melanogaster at moderate pressures below 4 atm.
08:08
Major Components of the Light Microscope
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2008
The light microscope is a basic tool for the cell biologist, who should have a thorough understanding of how it works, how it should be aligned for different applications, and how it should be maintained as required to obtain maximum image-forming capacity and resolution. The components of the microscope are described in detail here.
08:23
Quantitative Measure of Lung Structure and Function Obtained from Hyperpolarized Xenon Spectroscopy
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Cited by 1 •
2023
The manuscript presents a detailed protocol for using hyperpolarized Xenon-129 chemical shift saturation recovery (CSSR) to trace pulmonary gas exchange, assess the apparent alveolar septal wall thickness, and measure the surface-to-volume ratio. The method has the potential to diagnose and monitor lung diseases.
01:35
Light as Energy
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2019
The energy required to carry out photosynthesis is light— typically electromagnetic radiation from the sun. The range of all possible wavelengths is known as the electromagnetic spectrum. Photons A photon is a discrete electromagnetic particle or bundle of energy. Photons are characterized by their frequency, wavelength, and amplitude, similar to the properties of a wave. Waves with higher frequencies transmit more energy and have shorter wavelengths than longer wavelengths that transmit less...
FAQs
Optical filters select the wavelengths needed for a particular experiment from the lamp’s ultraviolet, visible, and near-infrared output. This selection lets investigators illuminate a sample or excite fluorescent molecules with a controlled portion of the spectrum rather than the full emission. In biological studies, wavelength choice can therefore be matched to fluorescence microscopy, photobiology, or spectroscopic measurements.
In a xenon arc lamp, a high-voltage electrical discharge ionizes xenon gas between electrodes. Excited xenon atoms then return to lower-energy states and release photons, producing the lamp’s intense output. The resulting emission spans multiple spectral regions, which is why the same source can support different measurements when researchers select suitable wavelengths.
Broad spectral coverage matters when an experiment must examine different light-responsive processes or use more than one measurement wavelength. Because xenon light includes ultraviolet, visible, and near-infrared radiation, researchers can choose an appropriate region with optical filters. Its spectrum can also approximate natural sunlight, making it relevant to controlled studies of photosynthetic activity and other light-dependent biology.
Stable, powerful illumination helps reduce changes in the light delivered during a controlled biological measurement. With xenon light, that output can support observations of cellular processes and molecular interactions under defined optical conditions. The value is not simply brightness: consistent illumination makes it easier to relate a fluorescence, photobiological, or spectroscopic result to the selected light exposure.
In fluorescence microscopy, the lamp supplies illumination that can excite fluorescent molecules in a sample. Researchers can use filters to select the wavelengths appropriate for the experiment, then observe the resulting fluorescence during measurement. This makes the source useful for examining cellular processes and molecular interactions through light-dependent signals.
Photobiology experiments use xenon light to investigate how biological systems respond to selected optical conditions, while spectroscopic measurements use it to illuminate samples for analyzing light-related behavior. The same source can also support studies of photosynthetic activity. Together, these applications connect controlled illumination with cellular processes, molecular interactions, and the effects of different wavelength regions.