Field Effect Transistor Biosensors

Field Effect Transistor Biosensors

High Sensitivity, High Selectivity Detection of Biomarker Proteins

Charge transfer between bio target molecule, receptor, and gate region of semiconductor transistor produces state-of-the-art performance and lifetime


Distance – Dependent Charge Transfer and Gate Capacitance


Site-Selective Current Sensitivity Only To Analyte in Solution


Related Publications

  • S. C. Lee, M. T. Keener, D. R. Tokachichu, B.Bhushan, P. D. Barnes, B. R. Cipriany, M. Gao, and L. J. Brillson, “Protein Binding on Thermally Grown Silicon Dioxide,” J. Vac. Sci. Technol. B23, 1856 (2005); Virtual J. Biolog. Phys. 10 (4) (2005).
  • T. R. Nicholson III, S. Gupta, X. Wen, H.-H. Wu, A. Ramish, P. Casal, K. J. Kwak, B. Bhushan, P. R. Berger, W. Lu, L. J. Brillson, Stephen Craig Lee, “Rational enhancement of nanobio-technological device function illustrated by partial optimization of a protein sensing field effect transistor Proc.” IMechE, Part N: J. Nanoengineering and Nanosystems 223, 149 (2010)