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Modulation affects the quality of the ion beam extracted from an ion source. A decrease in modulation has been found in a Penning source by adding small amounts of nitrogen gas. The focus of this project is to improve the stability of the magnetron ion source through the use of a hydrogen-nitrogen gas mixture...


-- Ernestine Chaco, SIST 2004


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CDF detector

For Students

The SIST program provides the opportunity to work with scientists and engineers at the nation's preeminent high energy physics laboratory. There is no "busy work" here -- here is your chance to dig in to an exciting project and make real contributions towards furthering our understanding of the universe!

This 12 week program offers competitive pay, furnished apartments, rental cars, and more which is detailed in the Fact Sheet.

The SIST program is open to undergraduates currently enrolled in four-year colleges and universities in the United States.

Internships are offered to students majoring in Physics, Electrical/Computer Engineering, Mechanical Engineering and Computer Science. The program can accept only U.S. citizens, permanent residents, and foreign nationals (with OPT).

Apply Now

Important Dates for 2016 program

  • Application Deadline: Sunday January 31, 2016, 23:59 (Central Standard Time)
  • Applicants who get an interview will be contacted on or before February 5. Interviews will be conducted via Skype during the week of February 8.
  • Acceptances will be sent by February 16.
  • Interns and supervisors first mututal contact (by email): On or before May 1
  • Interns arrive on May 31
  • Last day: August 19

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Do you have more questions? We have an FAQ.

Thanks for your interest in the SIST program.
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