Carlos Andres Ramirez Erazo

Profile

Currently enrolled as a PhD student at the University of Guelph under the supervision of Dr. Aicheng Chen. Research focuses on electrochemistry, electrocatalysis, electrochemical sensing, graphene-based nanomaterials, monolayer formation, and in-situ FTIR and Raman spectroscopy for food safety and mechanistic studies.

Education

• PhD Chemistry - University of Guelph (2024-Present)
• MSc Chemistry - University of Guelph (2022-2024)
• Honours Bachelor of Science (HBSc) - University of Toronto (2018-2022)
  Double major in Physics and Chemistry (Analytical Chemistry focus)

Work Experience

• Research Assistant - University of Guelph (2022-Present)
  • Design and fabrication of electrochemical sensors for food safety applications.
  • CHEM*1040 and CHEM*1050 Laboratory Teaching Assistant.
  • Supervised undergraduate laboratory experiments and provided safety guidance.

Awards & Scholarships

• Braithwaite Conference Travel Grant (2025)
• Braithwaite Conference Travel Grant (2024)
• Martin Henry Bosch Doctoral Scholarship for Chemistry (2024)
• Poster Award - ISSES Conference (2024)
• Academic Culture and English Scholarship - University of Toronto (2018)

Publications

• Ramirez, C. A.; Thiruppathi, A. R.; Ozoemena, O.; Chen, A. Recent Advances in Graphene Oxide-Based Electrochemical Sensors. Canadian Journal of Chemistry (2024).
  DOI: 10.1139/cjc-2024-0010
• Adhikari, B.-R.; Elmahdy, R.; Ramirez, C. A.; Lipkowski, J.; Chen, A. Electrochemical Detection of Thyroglobulin Based upon Biomimetic Thyroid Chemistry. Bioelectrochemistry (2026).
  DOI: 10.1016/j.bioelechem.2026.109234
• Qian, L.; Ramirez, C. A.; Prins, S.; Shi, T.; Chen, A. Rational Design of a Graphene Oxide/TiO2/Au Nanocomposite for the Electrochemical Detection of Acetaminophen. Journal of Physical Chemistry C (2025).
  DOI: 10.1021/acs.jpcc.5c06606
• Hira, S. A.; Durairaj, S.; Ramirez, C. A.; Chen, A. Recent Advances in Carbon-Based Quantum Dots for Sensing Applications. Nanoscale (2025).
  DOI: 10.1039/d5nr03879k
• Tavana, B.; Ramirez, C. A.; Chen, A. Electrochemical Determination of Penicillin G in Biological Matrix Based on a Molecularly Imprinted Carbon Paste Electrode. Microchemical Journal (2025).
  DOI: 10.1016/j.microc.2025.112827

Presentations

• Oral Presentation - CSC 2025, Ottawa, Canada
• Poster - ISE 2024, Montreal, Canada
• Poster - ISSES 2024, University of Guelph
• Poster - CEPS Graduate Preview Day 2024

Leadership & Volunteer Experience

• President - Electrochemical Society Student Chapter (2026-Present)
• Vice-President - Electrochemical Society Student Chapter (2025)
• Organizer - 3rd Annual ECS Young Research Symposium (2025)
• Volunteer - Melanoma Network of Canada (2017)

Workshops

• Canadian Journal of Chemistry Writing Workshop (2024)