Personal profile

Research interests

Dr Estrela’s research focuses on the development of label-free electrical biosensors and chemical sensors for a wide range of applications such as medical diagnostics and environmental monitoring.

Dr Estrela research interests include

  • label-free electrical detection of biomolecular interactions
  • biologically sensitive field-effect devices
  • detection of DNA, proteins, bacteria, cells, ions and small molecules
  • electrochemical impedance spectroscopy of biological systems
  • use of solid state devices in aqueous environments
  • surface biofunctionalization
  • electronic addressing of microarrays
  • nanobiosensors
  • microfluidics

Dr Estrela’s work has a strong multidisciplinary nature and he has collaborations in place with electrical engineers, physicists, chemists, molecular biologists, chemical engineers, pharmacologists, clinicians and industry.

Willing to supervise PhD

Education / Academic qualification

Master of Physics, Universidade de Lisboa

Doctor of Philosophy, University of Amsterdam


  • TK Electrical engineering. Electronics Nuclear engineering
  • Biosensors
  • QD Chemistry
  • Electrochemical sensors
  • Biosensors
  • Biosensing Technologies
  • Bioengineering
  • Electrochemistry
  • Sensors
  • Nanobiosensors
  • Bioelectronics

Fingerprint Fingerprint is based on mining the text of the person's scientific documents to create an index of weighted terms, which defines the key subjects of each individual researcher.

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Network Recent external collaboration on country level. Dive into details by clicking on the dots.

Projects 2009 2020

Research Output 1994 2018

1 Citations

Capacitive aptasensor based on interdigitated electrode for breast cancer detection in undiluted human serum

Arya, S., Zhurauski, P., Jolly, P., Batistuti, M., Mulato, M. & Estrela, P. 15 Apr 2018 In : Biosensors and Bioelectronics. 102, p. 106-112 7 p.

Research output: Contribution to journalArticle

Epidermal Growth Factor Receptor
Dielectric Spectroscopy
Breast Neoplasms

Collective electrical oscillations of a diatom population induced by dark stress

Rocha, P., Silva, A. D., Godinho, L., Dane, W., Estrela, P., Vandamme, L. K. J., Pereira-Leal, J., De Leeuw, D. M. & Leite, R. B. 3 Apr 2018 In : Scientific Reports. 8, 1, 8 p., 5484

Research output: Contribution to journalArticle

Open Access
algal bloom
aquatic ecosystem

Sensitive and selective Affimer-functionalised interdigitated electrode-based capacitive biosensor for Her4 protein tumour biomarker detection

Zhurauski, P., Arya, S., Jolly, P., Tiede, C., Tomlinson, D., Ko-Ferrigno, P. & Estrela, P. 21 Feb 2018 In : Biosensors and Bioelectronics. 108, p. 1-8 8 p.

Research output: Contribution to journalArticle

Biosensing Techniques
Biological Markers

Affimer and DNA aptamer-based interdigitated electrode capacitive biosensors for cancer diagnosis in undiluted human serum

Zhurauski, P., Arya, S., Jolly, P., Batistuti, M., Mulato, M., Tomlinson, D., Ko-Ferrigno, P. & Estrela, P. May 2017

Research output: Contribution to conferencePoster

A peptide nucleic acid (PNA)-DNA ferrocenyl intercalator for electrochemical sensing

Gaiji, H., Jolly, P., Ustuner, S., Goggins, S., Abderrabba, M., Frost, C. & Estrela, P. Mar 2017 In : Electroanalysis. 29, 3, p. 917-922 6 p.

Research output: Contribution to journalArticle

Open Access
DNA sequences
Bearings (structural)
Nucleic acid sequences