Tasmanian Physicist Profile

Ian Newman, PhD FAIP - Biophysicist

Photograph

Born: 1936, Sydney NSW Australia
Present position: Honorary researcher in biophysics, University of Tasmania

Why I became interested in physics
I was always interested in how things worked. I enjoyed taking things apart and putting them together again. I wondered about becoming an engineer but decided to do science at university because I was interested in how things worked in a fundamental sense, and in doing completely new things. I was at school at a time when nuclear physics was the most exciting frontier of science. I found the new information about the basic workings of atoms and therefore of living things and the universe fascinating. At school I had a physics teacher who encouraged our asking difficult questions and pushing our understanding. After I graduated, I became specially interested in how plants grow and why electricity is so much involved.

What is my work like?
I do research, and lead a research group, in plant biophysics. We are finding out about many electrical processes in plants. The uptake of nutrients by roots depends on the electric voltage between inside and outside the cells. We can measure that voltage, and we can measure the currents the nutrients carry. We have developed the MIFE system to make these ion flux measurements and we have sold MIFE systems to other researchers in Australia and overseas.
Before retiring in 1998, I taught physics applied in biology and to our everyday life. I most enjoyed teaching in the laboratory where students are thinking about how the physical world works and are gaining skills in use of instrumentation.
I designed an energy efficient house to live in and I talk in public about physics-based issues like energy policy, mobile phones and electricity and life.

Future prospects
In the crucial areas of plant, animal and human growth and development, and our environmental interactions, biophysicists will be working in interdisciplinary scientific teams in collaboration with biochemists, molecular biologists and many others. Find out more about biophysics and its wide range of relevance from the Australian Society for Biophysics.

Career path components
I studied mathematics, physics and chemistry in years 11 and 12. I did a BSc degree with emphasis in mathematics and physics, and including plant science. I concluded with an Honours project in biophysics. I then began work as a tutor in physics while working and studying for the Doctor of Philosophy degree. After that I continued as an academic staff member doing teaching and research in physics and biophysics. After retiring from teaching, I can still enjoy finding out how things work.


Teachers: Please send your comments and suggestions about this page to Ian.Newman@utas.edu.au
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© 1999 Ian A Newman