Tsu-Te Judith Su

  • Faculty Affiliation: OSC Professor
  • Research Specialty: Photonics
Assistant Professor of Optical Sciences
Assistant Professor of Biomedical Engineering
Email Address: 
Mailing Address: 
College of Optical Sciences
University of Arizona
1630 E. University Blvd.
P.O. Box 210094
Tucson, AZ 85721-0041
Phone Number: 
  • Ph.D. Biochemistry and Molecular Biophysics, Caltech, 2014
  • M.S., Mechanical Engineering, MIT, 2004
  • B.S., Mechanical Engineering, MIT, 2002
Professional Affiliations and Activities: 
  • International Society for Extracellular Vesicles (ISEV): Member
  • Materials Research Society (MRS): Member
  • OSA: Life Member
  • SPIE: Life Member
  • University of Arizona Cancer Center: Associate Member
Awards and Honors: 


  • American Society of Laser Medicine and Surgery Dr. Horace Furumoto Innovations Professional Young Investigator Award, 2019
  • Scialog Fellow, Research Corporation & Gordon and Betty Moore Foundation, 2018
  • Optical Society of America's Siegman International School Lecturer, 2017
  • NIH Training Grant in Cellular and Molecular Biology, 2006-2009
  • NSF Graduate Research Fellowship, 2002-2005
  • Pademakar P. Lele Best Undergraduate Thesis Proposal Award, MIT, Dept. of Mechanical Engineering, 2001
Specific Research Interests: 
  • Biosensing and imaging
  • Label-free single molecule detection
  • Medical diagnostics
  • Microfluidics
  • Micropatterning of extracellular matrix molecules for cellular control

  • Optical resonators
  • Using magnetic and optical tweezers to study cellular dynamics

Research Summary: 

Judith Su's background is in imaging, microfabrication and optical instrument building for biological and medical applications. In general, her research interests are to use imaging, sensing and rheological techniques to reveal basic biological functions at the molecular, cellular and tissue levels. Recently her work has centered on label‐free single molecule detection using microtoroid optical resonators with an eye on basic research, and translational medicine through the development of miniature field portable devices.


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