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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

Doctor of Philosophy, University of Amsterdam

Master of Physics, Universidade de Lisboa


  • 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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Biosensors Chemical Compounds
Labels Chemical Compounds
Nucleotide Aptamers Chemical Compounds
Prostate-Specific Antigen Chemical Compounds
Gold Chemical Compounds
DNA Engineering & Materials Science
Antigens Engineering & Materials Science
Electrochemical impedance spectroscopy Chemical Compounds

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

Projects 2009 2020


Estrela, P.


Project: Research council

public health
early warning system
health status
infectious disease

Evaluation of Next Generation Receptor Technologies in OTFT Biosensors

Estrela, P.


Project: Central government, health and local authorities

Biosensing Techniques
Primary Health Care
Point-of-Care Systems
Emergency Medical Services

UK-Turkey Workshop Electrochemical DNA Biosensors

Estrela, P.


Project: Central government, health and local authorities

Research Output 1994 2019

Peptide Nucleic Acids
Polychlorinated Biphenyls
Polychlorinated biphenyls
Biosensing Techniques

A Study of Multichannel Open Circuit Potentiometry in Biosensor Applications

Wong, L. C. C. 20 Jun 2018 149 p.

Research output: ThesisDoctoral Thesis

Open Access
Networks (circuits)
3 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

Dielectric Spectroscopy
Breast Neoplasms
Electrochemical impedance spectroscopy

Capacitive malaria aptasensor using Plasmodium falciparum glutamate dehydrogenase as target antigen in undiluted human serum

Singh, N., Arya, S., Estrela, P. & Goswami, P. 15 Oct 2018 In : Biosensors and Bioelectronics. 117, p. 246-252 7 p.

Research output: Contribution to journalArticle

Glutamate Dehydrogenase
Plasmodium falciparum

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
Paracrine Communication
Carbon Cycle