Ashwati Krishnan

Electrical Engineer

Ph.D. (ECE) CMU (2016)

Current Project:

Quick Application, Ambulatory EEG
High Density EEG

Current Position:

Postdoctoral Researcher, CMU

Areas of Interest

analog circuit design,
neural engineering, bioelectronics,
biomedical device design

Other Links: LinkedIn ; AllAboutCircuits

Last Update: 11 October 2019


A. Krishnan, Rozylowicz, K., S. K. Kelly, P. Grover "Hydrophilic Conductive Sponge Sensors for Fast Setup, Low Impedance Bio-potential Measurements", IEEE EMBC, Aug 2020.

A. Etienne, T. Laroia, H. Weigle, A. Afelin, S. Kelly, A. Krishnan , P. Grover, "Novel Electrodes for Reliable EEG Recordings on Coarse and Curly Hair", IEEE EMBC, Aug 2020.

A. Krishnan, Weigle, H., S. K. Kelly, P. Grover "Feedback-based Electrode Rehydration for High Quality, Long Term Noninvasive Biopotential Measurements and Current Delivery", IEEE BioCAS, Nara, Japan, Oct 2019

Z. Ahmed, J. Reddy, K. Deshpande, A. Krishnan, P. Venkatesh, S. K. Kelly, P. Grover and M. Chamanzar, "Flexible Ultra-Resolution Subdermal EEG Probes", IEEE BioCAS, Cleveland, Oct 2018

A. Krishnan, R. Kumar, S.K. Kelly, P. Grover, "Low-cost Carbon Fiber-based Conductive Silicone Sponge EEG Electrodes", IEEE EMBC, Honolulu, July 2018

A. Krishnan, R. Kumar, A. Etinne, A. Robinson, S.K. Kelly, M. Behrmann, M. Tarr, P. Grover, “Challenges and Opportunities in Instrumentation and Use of High-Density EEG for Underserved Regions,” INTERSOL, Kigali, Rwanda, March 2018

A. Krishnan, S.K. Kelly, "On Using Residual Voltage to Estimate Electrode Model Parameters for Damage Detection", IEEE BioCAS, Atlanta, October 2016.

S.K. Kelly, P. Doyle, W. F. Ellersick, D. B. Shire, A. Krishnan, J. L. Wyatt, J. F. Rizzo, "Redundant safety features in a high-channel-count retinal neurostimulator", IEEE Conference on BioCAS, Lausanne, Switzerland

S.K. Kelly, D.B. Shire, J. Chen, M.D. Gingerich, S.F. Cogan, W. A. Drohan, W. Elersick, A. Krishnan, S. Behan, J.L. Wyatt, J. F. Rizzo, "Developments on the Boston 256-Channel Retinal Implant", IEEE Conference on Multimedia and Expo, San Jose

A. Krishnan, Shawn K. Kelly, "On the Cause and Control of Residual Voltage Generated by Electrical Stimulation of Neural Tissue", IEEE Engineering in Medicine and Biology Conference, San Diego, August 2012

M. Detyniecki, C. Marsala, A. Krishnan, M. Siegel, "Weather-Based Solar Energy Prediction", IEEE World Congress on Computational Intelligence, Brisbane


A. Krishnan, R. Kumar, P. Grover, S. K. Kelly, Conductive carbon fiber-based sponge , WIPO WO2020010219A9, PCT/US2019/040532, July 2018

A. Etienne, A. Krishnan , P. Grover, S.K. Kelly, System for and Method of Improving EEG electrode contact in long or thick hair, Carnegie Mellon University Pat. Ser. No. 2018-183 filed on April 9, 2018

Conference Abstracts

A. Krishnan, K. Rozylowicz, H. Weigle, S. K. Kelly, P. Grover, "Hydrophilic conductive sponge electrodes for EEG monitoring", Society for Neuroscience, Chicago, Oct 2019

T. X. Cai, M. Forssell, A. Krishnan, J. W. Reddy, P. Grover, M. Chamanzar, "Fabrication of tunable electrical skull phantom from carbon nanofiber-doped PDMS", Society for Neuroscience, Chicago, Oct 2019

A. Etienne, H. Weigle, T. Laroia, A. Afelin, A. Krishnan, S. K. Kelly, P. Grover, "Novel electrodes for reliable EEG recordings on coarse and curly hair", Society for Neuroscience, Chicago, Oct 2019

A. Etienne, A. Krishnan , S.K.Kelly, P. Grover, “EEG Systems for Accommodating Thick and Curly Hair”, IEEE EMBC, Honolulu, USA, July 2018

P. Venkatesh, A. Krishnan , J. Weldon, S. K. Kelly, P. Grover, Ultra-resolution subdermal eeg: Long-term minimally-invasive brain monitoring, Society for Neuroscience, Washington D.C., November 2017

C.H. Lin, A. Krishnan , S.K. Kelly, Current versus Timing Control in Active Anodic Feedback of Biphasic Stimulation, IEEE EMBC, Orlando, August 2016

A. Krishnan , S.K. Kelly, Experimental Feedback Control of Residual Voltage in Electrical Stimulation, Neural Interfaces Conference, Dallas, Texas, June 2014