Label-Free DNA Detection with Capacitive Field-Effect Devices—Challenges and Opportunities

Michael J. Schöning; Thomas Bronder; Chunsheng Wu; Sabrina Scheja; Max P. Jessing; Christoph Metzger-Boddien; Michael Keusgen; Arshak Poghossian

doi:10.3390/proceedings1080719

JOURNAL ARTICLE

Label-Free DNA Detection with Capacitive Field-Effect Devices—Challenges and Opportunities

Michael J. Schöning Thomas Bronder Chunsheng Wu Sabrina Scheja Max P. Jessing Christoph Metzger-Boddien Michael Keusgen Arshak Poghossian

Year: 2017 Pages: 719-719

DOI: 10.3390/proceedings1080719

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Abstract

Field-effect EIS (electrolyte-insulator-semiconductor) sensors modified with a positively charged weak polyelectrolyte layer have been applied for the electrical detection of DNA (deoxyribonucleic acid) immobilization and hybridization by the intrinsic molecular charge. [...]

Keywords:

Capacitive sensing Polyelectrolyte Electrolyte Materials science Insulator (electricity) Optoelectronics DNA Nanotechnology Semiconductor Chemistry Electrode Polymer Electrical engineering Engineering Composite material

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Analytical Chemistry and Sensors

Physical Sciences → Chemical Engineering → Bioengineering

Advanced biosensing and bioanalysis techniques

Life Sciences → Biochemistry, Genetics and Molecular Biology → Molecular Biology

Electrochemical Analysis and Applications

Physical Sciences → Chemistry → Electrochemistry

Label-Free DNA Detection with Capacitive Field-Effect Devices—Challenges and Opportunities

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