Development of a miniaturized device for optical reading of the quantum semiconductor biosensor

In our experiments with semiconductor microstructures, such as those used for the fabrication

of light emitting diodes (LED), our team has discovered that popular LED devices could also be used

for the detection of micro-organisms that come in contact with the device. As a result of our almost 5

years of research, we have demonstrated the operation of an LED-like photonic biosensor capable of

rapid (less than 2 hours) detection of E. coli. The significance of this discovery is that we can now

design inexpensive LED-biochips (a standard LED costs less than 1$) that could be used for rapid

detection of a variety of different bacteria or viruses. To take full advantage of this technology, and to

create a portable, self-contained biosensing instrument, we have to miniaturize the LED emissionmonitoring

unit from its current 40 cm x 40 cm foot print to approximately 12 cm x 2.5 cm.

Faculty Supervisor:

Jan Dubowski

Student:

Partner:

Photon etc;Polytechnique Montréal;Consortium de recherche et innovations en bioprocédés industriels au Québec;Université de Sherbrooke;Magnus Chemicals Ltd

Discipline:

Engineering

Sector:

Manufacturing; Professional, scientific and technical services

University:

Université de Sherbrooke

Program:

Accelerate

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