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Ertan Agar

Agar Ertan Image
Professor Ertan AgarAssistant Professor
  • CollegeFrancis College of Engineering
  • DepartmentMechanical Engineering
  • Phone(978) 934-5345
  • OfficeBall Hall - 221
  • EmailErtan_Agar@uml.edu

Research Interests

Electrochemical Energy Conversion and Storage, Mass/Charge Transport Phenomena, Electrochemical Reaction Kinetics, Flowable Slurry Electrodes

Development of novel design, diagnostics and computational tools to fundamentally address the critical challenges in flow assisted electrochemical energy systems, particularly fuel cells, flow batteries, flow capacitors, and water desalination via capacitive deionization applications

Education

  • Ph D: Mechanical Engineering and Mechanics, (2014), Drexel University - Philadelphia, PA
    Dissertation/Thesis Title: Species Transport Mechanisms Governing Crossover and Capacity Loss in Vanadium Redox Flow Batteries
  • MS: Mechanical Engineering, (2010), Middle East Technical University - Ankara, Turkey
    Dissertation/Thesis Title: 2-D Modeling of a Proton Exchange Membrane Fuel Cell
  • BS: Mechanical Engineering, (2007), Middle East Technical University - Ankara, Turkey

Awards and Honors

  • Postdoc to Faculty Workshop Awarde (2015) - The American Chemical Society (ACS)
  • Best Poster Physical Sciences and Engineering Award (2012)
  • Best Interdisciplinary Poster Award (2012)
  • Dean's List (2011) - College of Engineering, Drexel University
  • Dean's List (2010) - College of Engineering, Drexel University

Publications

  • Boettcher, P.A., Agar, E., Dennison, C., Kumbur, E.C. (2016) "Modeling of ion crossover in vanadium redox flow batteries: A computationally-efficient lumped parameter approach for extended cycling," Journal of the Electrochemical Society 163:1 pp. A5244 - A5252
  • Hoyt, N.C., Agar, E., Nagelli, E.A., Savinell, R.F., Wainright, J.S. (2015) "Characterization of Carbon Black Particles for Use in Aqueous Slurry Electrodes," Meeting Abstracts 1 pp. 112–112
  • Agar, E., Nagelli, E.A., Sinclair, N.S., Hoyt, N.C., Stricker, E.A., Savinell, R.F., Wainright, J.S. (2015) "Cost-Effective All-Copper Flow Battery Using Flowable Slurry Electrode for Large-Scale Energy Storage," Meeting Abstracts 1 pp. 119–119
  • Agar, E., Nagelli, A.E., Sinclair, S.N., Hoyt, C.N., Stricker, A.E., Savinell, F.R., Wainright, S.J. (2015) "Cost-Effective Redox Flow Batteries Using a Flowable Slurry Electrode," 2015 MRS Fall Meeting & Exhibit
  • Agar, E., S, S.N., Nagali, P.E., T, H.N., W, W.J., Savinell, F.R. (2015) "High Energy Storage Capacity Low Cost Iron Flow Battery," ARPA-E Bi-Annual Stationary Energy Storage Meeting
  • Agar, E., Nagelli, E., Sinclair, S.N., Wainright, W.J., Savinell, F.R. (2015) "Understanding Electrical Conductivity of Flowable Slurry Electrodes for All-Iron Flow Battery Applications," ARPA-E Energy Innovation Summit
  • Agar, E., Dennison, C.R., Kumbur, E.C. (2014) "High Power Density Vanadium Flow Batteries with Laser-Cut Flow Field Patterns on Carbon Paper Electrodes," Meeting Abstracts 9 pp. 606–606
  • Agar, E., Benjamin, A., Dennison, C., Chen, D., Hickner, M., Kumbur, E. (2014) "Reducing capacity fade in vanadium redox flow batteries by altering charging and discharging currents," Journal of Power Sources 246: pp. 767–774
  • Agar, E. (2014) "Species Transport Mechanisms Governing Crossover and Capacity Loss in Vanadium Redox Flow Batteries,"
  • Agar, E., Nagelli, E., Sinclair, S.N., Wainright, W.J., Savinell, F.R. (2014) "Conductivity Enhancement of a Carbon Slurry Electrode for All-Iron Redox Flow Battery," 3rd Annual De Nora Research Symposium
  • Agar, E., Dennison, R.C., Kumbur, C.E. (2014) "Perforated Carbon Paper Electrodes for Improved Mass Transport and Performance in Vanadium Redox Flow Batteries," 225th ECS Meeting
  • Chen, D., Hickner, M.A., Agar, E., Kumbur, E.C. (2013) "Anion exchange membranes for vanadium redox flow batteries," ECS Transactions 53:7 pp. 83–89
  • Agar, E., Dennison, C.R., Knehr, K.W., Kumbur, E.C. (2013) "Asymmetric Performance Testing of Carbon Felt Electrodes to Identify the Limiting Electrode in Vanadium Redox Flow Battery," ECS Transactions 53:7 pp. 69–73
  • Agar, E., Chen, D., Hickner, M.A., Kumbur, E.C. (2013) "Effects of membrane thickness on the performance of vanadium redox flow batteries," Meeting Abstracts 9 pp. 487–487
  • Agar, E., Benjamin, A., Dennison, C.R., Chen, D., Hickner, M.A., Kumbur, E.C. (2013) "Mitigating capacity fade in vanadium redox flow batteries using asymmetric currents during cycling," Meeting Abstracts 16 pp. 1662–1662
  • Agar, E., Benjamin, A., Dennison, C., Kumbur, E.C. (2013) "On the Determination of Coulombic Efficiency for Vanadium Redox Flow Batteries: Cutoff Voltage Vs. State of Charge Limits,"
  • Benjamin, A., Agar, E., Dennison, C., Kumbur, E. (2013) "On the quantification of coulombic efficiency for vanadium redox flow batteries: Cutoff voltages vs. state-of-charge limits," Electrochemistry Communications 35: pp. 42–44
  • Chen, D., Hickner, M.A., Agar, E., Kumbur, E.C. (2013) "Optimized anion exchange membranes for vanadium redox flow batteries," ACS applied materials & interfaces 5:15 pp. 7559–7566
  • Chen, D., Hickner, M.A., Agar, E., Kumbur, E.C. (2013) "Optimizing membrane thickness for vanadium redox flow batteries," Journal of Membrane Science 437: pp. 108–113
  • Agar, E., Knehr, K., Chen, D., Hickner, M., Kumbur, E. (2013) "Species transport mechanisms governing capacity loss in vanadium flow batteries: Comparing Nafion® and sulfonated Radel membranes," Electrochimica Acta 98: pp. 66–74
  • Agar, E., Benjamin, A., Dennison, R.C., Chen, D., Hickner, A.M., Kumbur, C.E. (2013) "Mitigating Capacity Fade in Vanadium Redox Flow Batteries Using Asymmetric Currents During Cycling," 224th ECS Meeting
  • Agar, E., Benjamin, A., Dennison, R.C., Kumbur, C.E. (2013) "On The Destination of Coulombic Efficiency for Vanadium Flow Batteries: Cutoff Voltage vs. State of Charge Limits," 224th ECS Meeting
  • Agar, E., Knehr, W.K., Dennison, R.C., Kumbur, C.E. (2013) "Investigation of Reaction mechanisms in Vanadium Redox Flow Batteries via Asymmetric Performance Tests," ASME 7th International Conference on Energy Sustainability
  • Agar, E., Benjamin, A., Knehr, W.K., Dennison, R.C., Kumbur, E.C. (2013) "Prediction and Mitigation for Capacity Fade in Vanadium Redox Flow Batteries," AIChE Massive Energy Storage for the Broader Use of Renewable Energy Sources
  • Knehr, K., Agar, E., Dennison, C., Kalidindi, A., Kumbur, E. (2012) "A Transient Vanadium Flow Battery Model Incorporating Vanadium Crossover and Water Transport through the Membrane," Journal of The Electrochemical Society 159:9 pp. A1446–A1459
  • Agar, E., Dennison, C., Knehr, K., Kumbur, E. (2012) "Identification of performance limiting electrode using asymmetric cell configuration in vanadium redox flow batteries," Journal of Power Sources
  • Agar, E., Knehr, K.W., Kalidindi, A.R., Dennison, C.R., Kumbur, E.C. (2012) "Multi-Ionic Transport and Effects of Crossover in Vanadium Redox Flow Batteries," Meeting Abstracts 7 pp. 387–387
  • Knehr, K.W., Agar, E., Dennison, C.R., Kalidindi, A.R., Kumbur, E.C. (2012) "Performance modeling of redox flow batteries," 244:
  • Agar, E., Dennison, C.R., Kalidindi, A.R., Knehr, K.W., Kumbur, E.C. (2012) "Reaction kinetics of vanadium species on functionalized carbon-felt electrodes of vanadium redox flow batteries," 244:
  • Knehr, K.W., Agar, E., Dennison, C.R., Kalidindi, A.R., Chen, D., Hickner, M.A., Kumbur, E.C. (2012) "Role of Membrane Properties on Species Crossover and Capacity Loss of a Vanadium Redox Flow Battery," Meeting Abstracts 5 pp. 403–403
  • Chen, D., Hickner, M.A., Agar, E., Kumbur, E.C. (2012) "Selective Anion Exchange Membranes for High Coulombic Efficiency Vanadium Redox Flow Batteries," Electrochemistry Communications
  • Agar, E., Dennison, R.C., Kalidindi, R.A., Knehr, W.K., Kumbur, C.E. (2012) "Investigation of Functionalized Electrode Performance in Vanadium Redox Batteries," MRS Fall Meeting
  • Agar, E., Knehr, W.K., Dennison, R.C., Kalidindi, R.A., Kumbur, E.C. (2012) "Reducing Capacity Loss in vanadium Redox Flow Batteries by Controlling Convective Transport Across the Membrane," MRS Fall Meeting
  • Agar, E., Knehr, W.K., Kalidindi, R.A., Dennison, R.C., Kumbur, C.E. (2012) "A Computational Model for Quantification of Spccics Crossover and Related Losses in Vanadium Redox Flow Batteries," ASME 6th Conference of Energy Sustainability
  • Agar, E., Kalidindi, R.A., Dennison, R.C., Kumbur, C.E. () "Investigation of Positive Electrode Kinetics for Vanadium Redox Flow Batteries," Drexel Research Day
  • Agar, E., Kalidindi, R.A., Dennison, R.C., Kumbur, C.E. (2012) "Investigation of Electrolyte Crossover in Vanadium redox Flox Batteries," National Conference for Undergraduate Research
  • Agar, E., Kalidindi, R.A., Dennison, R.C., Kumbur, C.E. (2012) "Reaction Kinetics of Vanadium Species on Carbon Felt Electrodes," National Collegiate Research Conference
  • Baker, D.K., Agar, E. (2011) "International Summer Engineering Program on fuel cells for undergraduate engineering students," International journal of hydrogen energy 36:5 pp. 3712–3725
  • Agar, E., Knehr, K., Dennison, C., Kumbur, E.C. (2011) "Investigation of Performance Limiting Issues in Vanadium Redox Flow Batteries: A Macroscopic Modeling Approach," Meeting Abstracts 13 pp. 680–680
  • Ekiz, A., Camci, T., Turkmen, I., Sankir, M., Uslu, S., Baker, D.K., Agar, E. (2011) "MODELING OF BIPOLAR PLATES FOR PROTON EXCHANGE MEMBRANE FUEL CELLS," JOURNAL OF THE FACULTY OF ENGINEERING AND ARCHITECTURE OF GAZI UNIVERSITY 26:3 pp. 591–605
  • Agar, E., Dennison, R.C., Kalidindi, R.A., Biel-Gobol, J.J., Commons, W., Knehr, W.K., Kumbur, C.E. (2011) "Ionic Transport and Kinetic Processes in Vanadium Redox Flow Batteries," The Forth International Forum on Multidisciplinary Education and Research for Energy Sciences
  • Agar, E., Knehr, W.K., Dennison, R.C., Kalidindi, R.A., Kumbur, C.E. (2011) "Modeling Species Crossover and Related Effects on the Performance of a Vanadium Redox Battery," The Forth International Forum on Multidisciplinary Education and Research for Energy Sciences
  • Agar, E., Dennison, R.C., Knehr, W.K., Kumbur, C.E. (2011) "Component and Performance Analysis of Vanadium Redox Batteries: Experimental and Modeling Studies," 2011 AIChE Annual Meeting
  • Agar, E., Knehr, W.K., Dennison, R.C., Kumbur, C.E. (2011) "Investigation of the Performance of Vanadium Redox Flow Batteries: A Macroscopic Modeling Approach," 220th ECS Meeting and Electrochemical Energy Summit
  • Agar, E. (2011) "Stimulating Performance and Species Crossover in a Vanadium Redox Flow Battery Using COMSOL Multiphysics," COMSOL Conference 2011
  • Agar, E., Knehr, W.K., Kumbur, C.E. (2011) "Modeling the Performance of a Vanadium Redox Flow Battery ," Research Experience for Undergraduates Poster Sessions
  • Agar, E., Knehr, W.K., Kumbur, C.E. (2011) "Effects od Crossover on the Performance of a Vanadium Redox Flow Battery," 5th International Conference on Energy Sustainability
  • Agar, E. (2010) "2-D Modeling of a Proton Exchange Membrane Fuel Cell," Master’s thesis, Middle East Technical University, Ankara, Turkey
  • Agar, E., Knehr, W.K., Kumbur, C.E. (2010) "Modeling a Vanadium Redox Flow Battery ," Research Experience for Undergraduates Poster Sessions
  • Baker, D., Agar, E., Yeralan, S. (2009) "Work in progress-International Summer Engineering Program at METU: A bridge to global competency," pp. 1–2
  • Agar, E., Baker, D., Yeralan, S. (2009) "International Summer Engineering Program at METU: AA Bridge to Global Competency," 39th ASEE/IEEE Frontiers in Education Conference

Presentations

  • Flow-Assisted Electrochemical Systems for Large-Scale Energy Storage - Invited Talk, March 2015
  • Understanding Transport-Related Performance and Lifetime Issues in Vanadium Redox Flow Batteries - Invited Talk, November 2014
  • Understanding Transport-Related Performance and Lifetime Issues in Vanadium Redox Flow Batteries - Invited Talk, June 2014
  • Understanding Transport-Related Performance and Lifetime Issues in Vanadium Redox Flow Batteries - Invited Talk, June 2014
  • Species Transport Mechanisms Governing Crossover and Capacity Loss in Vanadium Redox Flow Batteries - Invited Talk, July 2013

Contracts, Fellowships, Grants and Sponsored Research

  • Postdoctoral Travel Grant (), Grant - The Electrochemical Society (ECS)
    Agar, E.