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Related Experiment Video

Updated: Jul 3, 2026

In Vitro Differentiation Model of Human Normal Memory B Cells to Long-lived Plasma Cells

In Vitro Differentiation Model of Human Normal Memory B Cells to Long-lived Plasma Cells

Published on: January 20, 2019

Plasma cell adaptation to enhance particle acceleration.

¹Accelerators Department, Nuclear Research Center, AEA, Cairo, Egypt.

The Review of Scientific Instruments

|July 8, 2008

Summary

This study demonstrates a novel plasma cell for particle acceleration and beam driver applications. The preformed plasma, generated via capacitive discharge, exhibits high density and stability, suitable for advanced accelerator designs.

Area of Science:

Plasma Physics
Accelerator Science
Beam Physics

Background:

Plasma acceleration offers a promising avenue for future particle accelerators.
Developing stable and controllable plasma environments is crucial for beam injection and manipulation.

Purpose of the Study:

To construct and characterize a plasma cell for particle acceleration.
To investigate a multicell design for beam driver applications.
To experimentally validate the proposed plasma cell configurations.

Main Methods:

Symmetrically driven capacitive audio frequency discharge used to create preformed plasma.
Langmuir double probe utilized for electron temperature measurements.
Experimental demonstration with two plasma cell configurations using various gases (Ar, He, H2).

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Main Results:

Achieved high plasma density (10^11–10^15 cm^-3) and electron temperature (1–16 eV).
Optimal plasma parameters obtained at 950 V and 20 kHz, with ionization efficiency exceeding 100% for Ar and He.
Demonstrated uniform and stable plasma column suitable for particle acceleration and long-distance electron beam propagation.

Conclusions:

The developed plasma cell meets conditions for enhanced particle acceleration.
The design is extendable for particle acceleration and beam driver applications.
Specific gases (H2, Ar) are suitable for low-density and high-density beam drivers, respectively.