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Related Experiment Video

Updated: Jun 13, 2026

Direct Imaging of Laser-driven Ultrafast Molecular Rotation

Direct Imaging of Laser-driven Ultrafast Molecular Rotation

Published on: February 4, 2017

An electrostatic deceleration lens for highly charged ions.

J Rajput¹, A Roy, D Kanjilal

¹Inter-University Accelerator Centre, Aruna Asaf Ali Marg, New Delhi 110067, India. jyotirajput2803@gmail.com

The Review of Scientific Instruments

|May 6, 2010

Summary

Researchers developed an electrostatic lens to create low-energy, highly charged ion beams. This versatile system achieves precise energy control for various beam types, enabling new research possibilities.

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Last Updated: Jun 13, 2026

Direct Imaging of Laser-driven Ultrafast Molecular Rotation

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Published on: July 27, 2018

AC Electrokinetic Phenomena Generated by Microelectrode Structures

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Published on: July 28, 2008

Area of Science:

Atomic and Molecular Physics
Accelerator Physics

Background:

Highly charged ions (HCIs) are crucial for fundamental physics research.
Producing low-energy HCI beams requires sophisticated deceleration techniques.

Purpose of the Study:

To design and implement a novel electrostatic lens for decelerating highly charged ion beams.
To achieve precise control over final beam energies for low-energy applications.

Main Methods:

A purely electrostatic deceleration lens was designed and constructed.
The lens accommodates both parallel and diverging incoming ion beams.
The system was tested using Argon ions (Ar8+) from an electron cyclotron resonance ion source.

Main Results:

The electrostatic lens successfully produced well-focused, low-energy ion beams.
Final beam energies were tuned over a wide range (1 eV/q to several hundred eV/q).
Achieved final energies as low as 70 eV/q for Ar8+ ions (initial energy 30 keV/q).

Conclusions:

The developed electrostatic lens offers a versatile and effective method for generating low-energy HCI beams.
The system's tunable energy range and focusing capabilities open new avenues for research.
This technology is valuable for experiments requiring precise control of ion beam energy.