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Physics and Astronomy

This is an archived copy of the 2020-2021 catalog. To access the most recent version of the catalog, please visit http://catalog.iastate.edu.

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Physics and astronomy are basic natural sciences which attempt to describe and provide an understanding of both our world and our universe. Physics serves as the underpinning of many different disciplines including the other natural sciences and technological areas. Graduates are proficient in the methods of rigorous scientific analysis, relevant mathematical techniques, and modern computational and laboratory methods. They have a broad knowledge of physics, including mechanics, electricity and magnetism, thermodynamics, and modern physics. They are able to communicate clearly and effectively at general and technical levels. They are prepared to pursue a wide range of careers as a professional physicist, astronomer, or science educator. They are also prepared to pursue advanced studies and careers in areas as diverse as engineering, medicine, law, and business administration. Many opportunities exist for students who terminate their studies with a bachelor’s degree, especially when combined with technology studies in other areas. Students who meet the necessary scholastic standards often continue their studies in a graduate college, exploring and contributing to new developments in the field.

The department normally expects each student majoring in physics to complete at least the following courses:

PHYS 241Principles and Symmetries in Classical Physics I5
PHYS 242Principles and Symmetries in Classical Physics II5
PHYS 321Introduction to Modern Physics I3
PHYS 321LIntroductory Laboratory in Modern Physics I1
PHYS 322Introduction to Modern Physics II3
PHYS 322LIntroductory Laboratory in Modern Physics II1
PHYS 304Thermal Physics3
PHYS 310Electronic Instrumentation for Experimental Physics4
PHYS 361Classical Mechanics3
PHYS 362Intermediate Mechanics3
PHYS 364Electricity and Magnetism I3
PHYS 365Electricity and Magnetism II3
PHYS 480Quantum Mechanics I3
MATH 207Matrices and Linear Algebra (or)3
or
MATH 317Theory of Linear Algebra4
and 2 credits of laboratory work chosen from2
Intermediate Laboratory
Intermediate Laboratory for Secondary Physics Teachers
Applied Physics Laboratory
or
Astronomy Laboratory
and at least 3 credits chosen from
ASTRO 342Introduction to Solar System Astronomy3
ASTRO 346Introduction to Astrophysics3
ASTRO 405Astrophysical Cosmology3
PHYS 421Ultrafast Laser Science and Spectroscopy3
PHYS 432Molecular and Cell Biophysics3
PHYS 461Physics of Biomolecules3
PHYS 481Quantum Mechanics II3
PHYS 496Modern Optics3
PHYS 511Condensed Matter Physics I3
PHYS 526Particle and Nuclear Physics4
PHYS 528Mathematical Methods for the Physical Sciences3
PHYS 531Statistical Mechanics3
PHYS 534Symmetry and Group Theory in Physics3
PHYS 541General Relativity3
*PHYS 221 and PHYS 222 may be substituted for PHYS 241 and PHYS 242.

All students are required to earn at least 6 credits in laboratory work in physics in addition to the laboratory components of PHYS 241 and PHYS 242. These 6 credits must be in courses numbered 304 or higher or in approved substitutions. All students must earn at least 35 credits in physics and astronomy courses numbered 304 or higher. The basic list of expected courses is not a rigid requirement and changes in this basic list will be approved by the department curriculum committee on recommendation of the student’s adviser when such changes will better serve the student’s needs. In particular, students planning a physics major and also seeking certification for high school teaching may, with the approval of their adviser, follow a significantly different program designed to meet their particular needs; these students should consult the department for further information. Further information concerning programs of study, including sample degree programs, is available from the department.

Students majoring in physics who wish an emphasis in astronomy/astrophysics should consider a minor in astronomy. Those planning graduate work in physics or astronomy/astrophysics should choose the option PHYS 481 from the list above. Another useful course is:

STAT 341Introduction to the Theory of Probability and Statistics I4

The expected outcomes for students in these programs are:

  1. a broad knowledge of physics, including mechanics, electricity and magnetism, thermodynamics, wave motion and modern physics
  2. proficiency in laboratory methods
  3. proficiency in modern scientific computational methods
  4. a sound foundation in the liberal arts including proficiency in communication skills.

In addition to the performance on exams and course grades, information on evaluating of the success in meeting these goals is obtained by:

  1. an annual written survey of all students majoring in the program
  2. an annual written survey of all graduating seniors
  3. a periodic written survey of program alumni
  4. student evaluations of all courses
  5. adviser evaluations
  6. a bimonthly meeting of program majors with the department chair

Communication Proficiency Requirement: According to the university-wide Communication Proficiency Grade Requirement, students must demonstrate their communication proficiency by earning a grade of C or better in ENGL 250 (or ENGL 250H). The department requires a grade of C– or better in ENGL 302, ENGL 305, ENGL 309 or ENGL 314. Students are also encouraged to study at least one foreign language.

Physics Plus: The Physics Plus option is for students who wish to establish a clear strength in a field of application of physics.  This program makes double majors more feasible and is appropriate for students who plan on employment in applied physics.  It is not intended for students who plan on graduate study in physics.  For more information, see the physics department web site or consult an adviser in physics.