Welcome to the Department of Chemical and Biological Engineering (CBE) at Iowa State University

Faculty, students and graduates of Iowa State University’s Department of Chemical and Biological Engineering impact the world in countless ways – with work involving consumer products, fuels, biorenewable energy, medical and health care advancements and much more – incorporating the disciplines of engineering, math and chemistry. The undergraduate curriculum can also be used as a springboard to medical school or law school. An internationally recognized program, CBE at Iowa State continues to grow and uphold a strong tradition in the College of Engineering and Iowa State University.

CBE Announcements

Bissell Road closed in Sweeney Hall area March 12-August 10. See more  under Chemical and Biological Engineering News.


AIChE Pizza Sales Mondays, 11 a.m.-1 p.m., Sweeney Hall lobby. Pizza $1.50/slice, soda $1. Help support ISU’s AIChE student chapter.


Sweeney Hall hours, spring semester:


Monday-Thursday: 6 a.m. – midnight

Friday: 6 a.m. – 10 p.m.

Saturday: 8 a.m. – 10 p.m.

Sunday: 8 a.m.-midnight

CBE Points of Pride

students walking on campus

Undergraduate enrollment has increased more than 100% since 2008.

female student in lab

One of the highest female student enrollments in the College of Engineering

new graduates

CBE B.S. undergrad average starting salary nearly $70,000/yr.

CBE Spotlight

Dr. Wenzhen Li with students in lab
Photo by Christopher Gannon/Iowa State University

ISU engineers progress toward making bioderived products with renewable electricity

Iowa State engineers in the research group of Dr. Wenzhen Li are exploring new approaches to produce biobased chemicals and fuels through electrochemistry.

Read the full story.