Shield Containment

Shield containment is a laboratory safety approach that combines physical isolation with protective shielding to control hazardous chemical or radioactive materials and reduce exposure risks. It works by enclosing the source within barriers such as sealed vessels, gloveboxes, or shielded enclosures, while selected materials attenuate emitted radiation or limit the release and spread of contaminants. In chemistry, shield containment supports the handling, processing, and storage of high-risk substances under controlled conditions, helping protect personnel, equipment, and the surrounding environment. Its design also enables researchers to perform specialized experiments while maintaining containment, monitoring conditions, and meeting radiation or hazardous-material safety requirements.

Shield Containment - Related Videos

Education

JoVE Core - Analytical Chemistry

Diamagnetic Shielding of Nuclei: Local Diamagnetic Current

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2024

An applied magnetic field causes the electrons present in the molecule to circulate, setting up a local diamagnetic current within the molecule. The local diamagnetic current arising from circulating sigma-bonding electrons induces a magnetic field, Blocal that opposes the applied magnetic field, B0. The effective magnetic field experienced by these nuclei is given by the difference between the applied and local magnetic fields in a phenomenon called local diamagnetic shielding. Essentially,...

Research

JoVE Journal - Bioengineering
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Quantitatively Measuring In situ Flows using a Self-Contained Underwater Velocimetry Apparatus (SCUVA)

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Cited by 5 •

2011

This protocol provides instructions on how to use a self-contained underwater velocimetry apparatus (SCUVA), which is designed for quantification of in situ animal-generated flows. In addition, this protocol addresses challenges posed by field conditions, and includes operator motion, predicting position of animals, and orientation of SCUVA.

Construction of a Compact Low-Cost Radiation Shield for Air-Temperature Sensors in Ecological Field Studies

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Cited by 8 •

2018

With the advent of small, low-cost environmental sensors, it is now possible to deploy high-density networks of sensors to measure hyper localized temperature variation. Here, we provide a detailed methodology for constructing a compact version of a previously described custom-fabricated radiation shield for use with inexpensive thermochrons.

Combined Genetic and Chemical Capsid Modifications of Adenovirus-Based Gene Transfer Vectors for Shielding and Targeting

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Cited by 9 •

2018

The protocol described here enables researchers to specifically modify adenovirus capsids at selected sites by simple chemistry. Shielded adenovirus vectors particles and retargeted gene transfer vectors can be generated, and vector host interactions can be studied.

Controlled Infusion of Radiopharmaceutical Agent Using a Peristaltic Pump

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2025

Source: Léa Rubira1, Hélène Sturer1, Louise Combette1, Sandra Santini1, Stéphane Renaud1, Cyril Fersing1,21Nuclear medicine department, Institut régional du Cancer de Montpellier (ICM), Univ Montpellier, 2IBMM, Univ Montpellier, CNRS, ENSCMThis video demonstrates the safe, controlled infusion of a radiopharmaceutical using a peristaltic pump with a dual-line cassette system. The setup includes connecting saline and infusion lines, positioning the shielded vial, and initiating simultaneous...

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