General contact: Phone: 507 222 4383 / Fax: 507 222 4384
Chair
Chair of Physics and Astronomy
Jay is a theorist interested in General Relativity and in testing fundamental symmetries in nature.
Jay’s webpage: http://people.carleton.edu/~jtasson/
Faculty
Marty is an experimental physicist with interests in optical signal processing and integrated optofluidic devices.
Melissa is an experimental condensed matter physicist whose interests lie in studying the electronic and magnetic properties of materials.
Visiting Assistant Professor of Physics and Astronomy
Staff
Tom has worked on the Hubble Space Telescope and writes for Circuit Cellar Magazine about cool sensors he develops for robots, spacecraft, and home automation. Tom is interested in integrating and broadening the sciences and science education.
![Photo of Bruce Duffy](https://cdn.carleton.edu/uploads/sites/106/2019/06/441794_orig.jpg?resize=400,400)
Technical Assistant in Physics and Astronomy – Temporary
Lead Proctor
Proctor
PHAS office manager, cat herder, folk dancer, chicken keeper, mom, EMT, and giant festival puppet!
Emeriti Faculty
![Photo of Nelson Christensen](https://cdn.carleton.edu/uploads/sites/106/2019/06/1415996_orig.jpg?resize=400,400&crop=0,8,100,66)
Nelson is an experimental physicist with interests in quantum chaos, medical imaging, and gravitational radiation.
![Photo of Rich Noer](https://cdn.carleton.edu/uploads/sites/106/2019/06/1835742.jpg?resize=400,400&crop=0,0,100,82)
An experimental solid state physicist, Rich conducts research on electron field emission and the application of superconductivity to particle accelerators. He is also interested in the history and philosophy of science.
![Photo of Bill Titus](https://cdn.carleton.edu/uploads/sites/106/2019/06/1236524_orig.jpg?resize=400,400)
Bill is a theoretician interested in computer modeling, problems in statistical mechanics, solid state and low temperature physics.
![Photo of Joel Weisberg](https://cdn.carleton.edu/uploads/sites/106/2019/06/175001_orig.jpg?resize=400,400)
Joel is a radio astronomer who studies pulsars, gravity waves, and the interstellar medium at the Arecibo, Green Bank, and Very Large Array radio telescopes. He also has strong interests in science policy, and frequently teaches in the Environmental and Technology Studies Program.
See photos from Joel’s Retirement Party • Visit Joel’s Website