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Photo of Timothy Heumier, Ph.D.

Timothy Heumier, Ph.D.

Associate Professor, Department of Mathematics and Physics
Phone: (626) 815-6000, Ext. 6534
Timothy Heumier, Ph.D., has taught physics, physical science, and astronomy at schools in Texas, Indiana, Washington state, and during the first year of the brand new Cal State University at Channel Islands. He teaches physical science and astronomy and all levels of physics at Azusa Pacific University.

Before coming to APU, he worked at a startup company in West Los Angeles that was acquired by Intel Corp., working on products to enable high-speed fiberoptic-based telecommunications. Heumier did consulting work for automotive manufacturing, optical instrument, and fiber optic companies.

His current areas of research include investigation of several "small science" topics and a novel method of solar power transformation to electrical power.


Ph.D. - Montana State University, 1992
M.S. - University of Arkansas at Fayetteville, 1978
B.S. - Angelo State University, 1973


  • College of Liberal Arts and Sciences
    • Mathematics and Physics


  • Crookes’ Radiometer
  • Lasers
  • Mode Hopping in Diode Lasers
  • Physics

Courses Taught

PHYC 110 – Principles of Physical Science
PHYC 140 – Introduction to Astronomy
PHYC 151 – Physics for Life Sciences I
PHYC 152 – Physics for Life Sciences II
PHYC 161 – Physics for Science and Engineering I
PHYC 162 – Physics for Science and Engineering II
PHYC 283 – Electric Circuits
PHYC 370 – Waves and Optics
PHYC 401 – Thermodynamics
PHYC 470 – Advanced Laboratory
PHYC 490 – Physics Seminar
PHYC 499 – Thesis/Project
HDEV 402 – Humans and Scientific Inquiry

Office Hours

Tuesday and Wednesday 1:05 - 2:30 p.m. and Friday 1:00 - 1:55 p.m.

Office Location

Segerstrom Science Center, Room 110, West Campus

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