Graduate Students

  1. Sebastian Blatt

  2. Email: blatts@jila.colorado.edu
  3. Phone: (303) 492-1820
  4. Short Biography: I work on the strontium optical lattice clock project with the Ye lab's strontium atomic clock team. I did my undergraduate work in my hometown of Innsbruck, Austria, and here in Jun's lab.

  1. Michael Bishof

  2. Email: michael.bishof@colorado.edu
  3. Phone:
  4. Short Biography:

  1. Benjamin Bloom

  2. Email: bloombj@jila.colorado.edu
  3. Phone:
  4. Short Biography: I work on the 3rd generation Strontium system. My main project is the pursuit of a Quantum degenerate gas of strontium. I did my undergraduate work with Vladan Vuletic at MIT.

  1. Travis Briles

  2. Email: Travis.Briles@colorado.edu
  3. Phone:
  4. Short Biography:



  1. Kevin Cossel

  2. Email: kevin.cossel@colorado.edu
  3. Short Biography: I'm a member of the Ye lab's femtosecond group, where I work on cavity comb spectroscopy. My main project is the development of a broadband cavity comb spectroscopy system for the mid-IR region. I did my undergraduate work at Caltech.


  1. Darren Hudson

  2. Email: hudsond@jilau1.colorado.edu
  3. Phone: (303) 492-7825
  4. Short Biography: I work in the labs of both Jun Ye and JILA Fellow Steven Cundiff. In the Ye lab, I work with the femtosecond comb group, where I'm currently investigating nonlinear pulse shaping using a semiconductor waveguide array. I did my undergraduate work at Centre College in Kentucky.



  1. Michael Martin

  2. Email: michael.j.martin@colorado.edu
  3. Phone: (303) 492-8016
  4. Short Biography: I'm a member of the Ye lab's strontium atomic clock team and also the ultrafast group. I've been working on an experiment to try to determine the "intrinsic linewidth" of an octave-spanning femtosecond frequency comb. I did my undergraduate work at Harvey Mudd College in Claremont, California.


  1. Marcio Miranda

  2. Email: marcio.miranda@colorado.edu
  3. Phone: (303) 492-0667
  4. Short Biography: I work primarily in the Ye lab's frequency comb group, but I also collaborate with the strontium and the cold molecule groups. I did my undergraduate work at the Federal University of Pernambuco in Brazil, my home country.


  1. Travis Nicholson

  2. Email: Travis.Nicholson@jila.colorado.edu
  3. Phone: (303) 492-0667
  4. Short Biography: I am a member of Jun's ultracold strontium group. My work is centered on constructing a new strontium apparatus for use as a three-dimensional lattice clock. I did my undergraduate research working for Debbie Jin here at JILA.


  1. Brian Sawyer

  2. Email: brian.sawyer@colorado.edu
  3. Phone: (303) 492-3599
  4. Short Biography: I work in the Ye lab's cold molecule group. We're interested in producing cold samples of neutral polar molecules for cold collision studies in the presence of external electrical and magnetic fields. I did my undergraduate work in physics and mathematics at the University of Arkansas.



  1. Benjamin Stuhl

  2. Email: stuhl@jila.colorado.edu
  3. Phone: (303) 735-1713
  4. Short Biography: I'm a member of the Ye lab's Stark deceleration and trapping team. I'm specifically interested in the production and trapping of cold polar molecules. I did my undergraduate work at Cornell University in Ithaca, New York.



  1. Eng Hiang Yeo (Mark)

  2. Email: eng-hiang.yeo@colorado.edu
  3. Phone: (303) 492-0667
  4. Short Biography: I'm a member of the Ye lab's cold molecule group. My research focuses on the cavity-assisted laser cooling of these cold molecules. I did my undergraduate work at the University of Michigan, Ann Arbor.


  1. Dylan Yost

  2. Email: dylan.yost@colorado.edu
  3. Phone: (303) 735-1594
  4. Short Biography: I'm a member of the Ye lab's femtosecond comb group, where I study nonlinear optics in femtosecond enhancement cavities. I did my undergraduate work at the Colorado School of Mines in Golden, Colorado.


Undergraduate Students


  1. Alex Tingle

  2. Email: tinglea@colorado.edu
  3. Phone:
  4. Short Biography: