- Professor and Dean, College of Engineering
- callahan@mtu.edu
- 906-487-2005
- M&M 701

In the News
Recent Blog Posts
- A Note to Our Students
- Diversity, Equity and Inclusion
- My Mother’s Hands
- Did You Sign Your Name on This Door?
- Hello from Michigan Tech, and Parasailing on a Snowboard?
- I Was Asked to Be a Judge for Winter Carnival
- Some Attributes of Huskies
- Integrity Matters.
- Lift Bridge Wins Award, Snags Trailer—Built to Last
- Keys to a Unique Nameplate
- Michigan Tech—at the Intersection of Engineering and Medicine
- Acoustics—Michigan Tech is Listening!
- Choosing Her Major Takes Two Years for this Dean of Engineering
- All Posts
Research Interests
Medical Devices
- brachytherapy and related materials synthesis
- biomaterials
- oxidation of high temperature and refractory alloys
- ion beam synthesis of nanomaterials
- thermal barrier coatings
- chemical vapor deposition of oxides
Engineering Education
- faculty development
- freshmen retention
- continuous improvement
- STEM retention
- K-12 partnerships
- Associate Dean for Academic Affairs
- Professor, Electrical and Computer Engineering
- ljbohman@mtu.edu
- 906-487-2005
- M&M 703

Areas of Interest
- Electric power systems analysis
- Utility applications of power electronics (HVDC, SVC, FACTS)
- Power system dynamics
- Power system transients
- Renewable energy generation and integration in power systems
- Student retention and success