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Sunday, November 8, 2015

Biosensor- The Application of Electrical Engineering in Bioengineering Field



By Boyuan Sun

Speaking about the application of electrical engineering mentioned in the first post I wrote I would love to talk about that in the bioengineering field. Doing electrical engineering you always have to design the circuits and can’t avoid to build some thing electronic operational, something like a transducer.

The transducer is a part of a biological sensor, so called biosensor, combined with any kinds of biological element such like enzymes, antibodies or nucleic acids (Sally). The job of a transducer is to transmit the biological signal into a measurable electrical parameter like a change in voltage or current.

It is a huge for electrical engineers to achieve the transform between two different signals which also involves the study on materials. On the microelectronic level only slight reactions are happening between sensors and analyses which includes organic compounds, gases, ions and bacteria. So it is a real challenge for engineers to build such a small device to make the transforming of signals come true.

However, the pay back is huge after engineers and scientists over came those difficulties. The biosensor technology can be widely used in the medicinal field especially in testing sugar percent in blood for diabetics and pollution supervising.

Sally Robertson. “What are Biosensors?” News. AZO network, Oct 7, 2014. Web. Nov 8, 2015.

3 comments:

  1. I really found this information interesting. Even though I had never heard of any of this stuff before, you made it simple enough for me to understand. As well as keeping the topic short and too the point. My only advice would be to double check your grammar through your summary.

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    1. Thank you very much. Glad to hear my post is being helpful to you. As electrical engineering includes multiple fields I would like to go deep for each one and make them easier to have a overview.

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