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Courses

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Undergraduate Courses:

  • Electrical and Computing Fundamentals, GENG 2340-01 & 02

  • Introductory Electrical and Computer Engineering, GENG1202-01 & 02

 
Graduate Courses:

  • Advanced Topics in BioMEMS and BioSensors, ELEC 8900-7

  • Advanced Micro and Nano Fabrication Technology, ELEC 8900-3

  • Intro to Sensor Designs for Biomedical Applications, ELEC 8900-21​

Selected Publications

Patents:​

  • S. Swaminathan and A. Emadi, QCM With Electrode Configuration Based on Distribution of Area for Improving Mass Sensitivity (DAIS), US Patent, 63/321,848, 2023.

  • H. Nazemi and A. Emadi, Altering and Enhancing Resonator Performances Using Free to Fixed Boundary Ratio (FFBR) Topology, U.S. Patent 63/390656, 2023.

  • A. Emadi and D. A. Buchanan, Capacitive micromachined ultrasonic transducer with multiple deflectable membranes, 9,925,561, March 2018.

 

Book Chapters:​​

  • E. El Masri, A. Abu Libdeh, H. Nazemi, P. Olla, and A. Emadi, "Sensors and Wearables Electronics in Healthcare", Springer, 2022.

  • C. Love, H. Nazemi, E. El-Masri, A. Emadi, "Materials for Agricultural Gas Sensors", Encyclopedia of Materials for Agricultural Gas Sensors, 2021.

  • J. Antony Balasingam, S. Swaminathan, H. Nazemi, C. Love, Y. Birjis, Y. Babu Lopez, and A. Emadi, "Gas sensors; Acoustic sensors," Encyclopedia of Sensors and Biosensors, Elsevier, 2021.

  • J. Stake, T. Bryllert, A. Emadi, and J. Vukusic, “Terahertz generation by multiplication,” in Terahertz Frequency Detection and Identification of Materials and Objects, NATO Science for Peace and Security Series B: Physics and Biophysics, R. E. Miles, X. C. Zhang, H. Eisele, and A. Krotkus, Springer, pp. 17-30, 2007.

 

Journal Papers:

  • J. M. Marangoni, K.S. Ng, and A. Emadi, "Strategies for the Voltametric Detection of Loop-Mediated Isothermal Amplification," Electrochemical Sensors in Biological Applications, 2023.

  • S. Swaminathan, A. Emadi, "A Novel Quartz Crystal Microbalance Utilizing Distributed Mass Loading Area for Improved Sensitivity," IEEE Sensors, vol. 23, no. 6, pp. 5643 - 5649, 2023.

  • Y. Birjis, S. Swaminathan, H. Nazemi, P. Munirathinam, G. C. Antony Raj, A. Abu-Libdeh, and A. Emadi, "Piezoelectric Micromachined Ultrasonic Transducers (PMUTs): Performance Metrics, Advancements and Applications," Journal of Sensors, vol. 22, no. 23, 2022.

  • C. Love, H. Nazemi, E. El-Masri, K. Mahzoon, S. Swaminathan, A. Emadi, "Design and Analysis of a Unique Electrode Configuration Targeting Fringing Field Utilization for Improved Chemicapacitor Sensitivity, 10.1109/JSEN.2022.3206319," vol 22, no. 21, pp. 20186 - 20192, 2022.

  • M. B. Thacker, A. Emadi and D. A. Buchanan, "Design, Development, and Characterization of a Low Frequency CMUT-Based Anemometer," in IEEE Access, vol. 9, pp. 127735-127741, 2021, doi: 10.1109/ACCESS.2021.3112107.

  • C. Love, H. Nazemi, E. El-Masri, K. Ambrose, M. S. Freund, and A. Emadi, "A Review on Advanced Sensing Materials for Agricultural Gas Sensors," Journal of Sensors, 21(10), 2021.

  • M. U. Nathani, H. Nazemi, C. Love, Y. Babu Lopez, S. Swaminathan and A. Emadi, "Capacitive based Micromachined Resonators for Low Level Mass Detection," Journal of Micromachines - A: Physics Micromachined Gas Sensors, 12(1), 2021.

  • A. Joseph and A. Emadi, "A High Frequency Dual Inverted Mesa QCM Sensor Array with Concentri Electrodes," IEEE Access. 8: 92669 - 92676, 2020.

  • N. Aryal and A. Emadi, "A Method to Enhance Stroke Level of a MEMS Micromirror with Repulsive Electrostatic Force," Journal of Micromachines, 11(4): 401, 2020.

  • H. Nazemi, J. Antony Balasingam, S. Swaminathan, K. Ambrose, M. U. Nathani, T. Ahmadi, Y.Babu lopez, and A. Emadi, "Mass Sensors Based on Capacitive and Piezoelectric Micromachined Ultrasonic Transducers - CMUT and PMUT," Journal of Sensors, Chemical Sensors. 20, 2020.

  • H. Nazemi, A. Joseph, J. Park, and A. Emadi, “Advanced Micro- and Nano-Gas Sensor Technology: A Review,” Journal of Sensors, vol. 19, 1285, March 2019.

  • A. Emadi and D. A. Buchanan, “Performance enhancement of an air-coupled multiple moving membrane capacitive micromachined ultrasonic transducer using an optimized middle plate configuration,” Journal of Micro/Nanotechnology, MEMS and MOEMS, vol 15, no. 4, December 2016.

  • A. Emadi and D. A. Buchanan, “An air-coupled multiple moving membrane micromachined ultrasonic transducer with inverse biasing functionality,” IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control, vol. 63, no, 8, August 2016.

  • A. Emadi and D. A. Buchanan, “Design and characterization of a capacitive micromachined transducer with a deflectable bottom electrode,” IEEE Electron Device Letters, vol. 36, no. 6, pp. 612 – 614, June 2015.

  • A. Emadi and D. A. Buchanan, “A novel 6×6 element MEMS capacitive ultrasonic transducer with multiple moving membranes for high-performance imaging applications,” Journal of Sensors and Actuators A: Physical, no. 222, pp. 309-313, February 2015. 

  • A. Emadi and D. A. Buchanan, “Design and fabrication of a novel MEMS capacitive transducer with multiple moving membrane, M3-CMUT,” IEEE Transactions on Electron Devices, vol. 61, no. 3, pp. 890-896, March 2014.

  • A. Emadi and D. A. Buchanan, “Multiple moving membrane CMUT with enlarged membrane displacement and low pull-down voltage,” IEEE Electron Device Letters, vol. 34, no. 12, pp. 1578-1580, December 2013.

  • A. Emadi and D. A. Buchanan, “Wide range beam steering capability of a 1-D MEMS transducer imager array with directional beam pattern,” Journal of Sensors and Actuators A: Physical, vol. 202, pp. 193-196, November 2013.

  • A. Emadi, C. Shafai, D. J. Thomson, M. S. Freund, N. D. G. White, and D. S. Jayas, “Polymer-based chemicapacitor sensor for 1-octanol and relative humidity detections at different temperatures and frequencies,” IEEE Sensors Journal, vol. 13, no. 2, pp. 519-527, February 2013. 

  • A. Emadi, “Design and analysis of high-power InP-based heterostructure barrier varactor multipliers,” Microwave and Optical Technology Letter, vol. 50, no. 4, pp. 1017-1022, April 2008.

  • A. Emadi, T. Bryllert, M. Sadeghi, J. Vukusic, and J. Stake, “Optimum barrier thickness study for the InGaAs/InAlAs/AlAs heterostructure barrier varactor diodes,” Applied Physics Letters, vol. 90, no. 1, pp. 012108-3, January 2007.

  • J. Vukusic, T. Bryllert, A. Emadi, M. Sadeghi, and J. Stake, “A 0.2-W heterostructure barrier varactor frequency tripler at 113 GHz,” IEEE Electron Device Letters, vol. 28, no. 5, pp. 340-342, May 2007.

  • J. Vukusic, B. Alderman, A Emadi, M. Sadeghi, A. Olsen, T. Bryllert, and J. Stake, “HBV tripler with 21% efficiency at 102 GHz,” Electronics Letters, vol. 42, no. 6, pp. 355-356, March 2006.

  • T. Bryllert, A. Olsen, J. Vukusic, A. Emadi, M. Ingvarson, and J. Stake, “11% efficiency 100 GHz InP-based heterostructure barrier varactor quintupler,” Electronics Letters, vol. 41, no. 3, pp. 131-132, February 2005.

  • F. Raissi, M. S. Abrishamian, and T. Emadi, “Single-electron effect in PtSi/Porous Si schottky junctions,” IEEE Transactions on Electron Devices, vol. 51, no. 3, pp. 339-344, March 2004.

 

Conference Papers:​

  • J. Marangoni, A. Zutic, S. L. Wong, A. Emadi, and K. S. Ng, "A switchable affinity streptavidin mutant for purification and biosensor applications," 2022 Health Research Conference, 2022.

  • A. Abu-Libdeh, D. Strelkova, M. Santos, and A. Emadi, "Design of a VOC Concentrator Automated Test Apparatus for Breath Biomarker Detection," 2022 Health Research Conference, 2022.

  • P. Olla, and A. Emadi, "Volatolomics of breath as an emerging frontier for wellness screening in autonomous vehicles," The Eye, The Brain, and the Auto 2022.

  • M. Arvind Raju, O. J. Jianu, and A. Emadi, "Design of a Regulated Micromachined Air-Sniffer Using Thermal Transpiration Effect for e-Nose Applications," ICanadian Society for Mechanical Engineering International Congress, Prince Edward Island, Canada, June, 2021.

  • S. Swaminathan, and A. Emadi, "Mass Sensitivity Analysis of a Newly Developed Quartz Crystal Microbalance with Ring-dot Electrode Configuration and Reduced Mass Loading Area," International Conference on Micromachines and Applications, Online, April, 2021.

  • J. Antony Balasingam, S. Swaminathan, and A. Emadi, "A Low-Frequency Piezoelectric Micromachined Ultrasonic Transducer based on Multi-User MEMS Process with Enhanced Output Pressure," IEEE International Ultrasonics Symposium, Los Vegas, United States, 2020.

  • R. Butrus, H. Nazemi, M. U. Nathani, R. Karmarkar, D. A. Buchanan, and A. Emadi, "A Two-Port Multiple Moving Membrane Capacitive Micromachined Ultrasonic Transducer with Reduced Effective Height and Enhanced Sensitivity," IEEE International Ultrasonics Symposium, Los Vegas, United States, 2020.

  • C. Love and A. Emadi, "E-Nose System Miniaturization using Impedance Analysis and Advanced Micro/Nano Fabrication," 5th Biennial International Cancer Research Conference, Windsor, Canada, 2020.

  • A. Joseph and A. Emadi, “Design and Optimization of a Multichannel Quartz Crystal Microbalance Sensor Array for Multi Target Gas Detection,” IEEE Sensors Conference, Montreal, Canada, October 2019

  • H. Nazemi and A. Emadi, “A New Advanced Analytical Model for Bi-Layer Circular CMUT-Based Gas Sensors,” IEEE Sensors Conference, Montreal, Canada, October 2019

  • N. Aryal and A. Emadi, “Novel method to improve stroke of electrostatically actuated MEMS micromirror,” SPIE Optical Engineering and Applications Symposium, San Diego, USA, August 2019

  • H. Nazemi and A. Emadi, “A Miniaturized biomarker detector using advanced micromachining,” 4th Biennial International Cancer Research Conference, Windsor, Canada, November 2018.

  • A. Joseph and A. Emadi, “Electronic noses and biosensors for early lung cancer detection,” 4th Biennial International Cancer Research Conference, Windsor, Canada, November 2018

  • H. Nazemi and A. Emadi, "An Optimized Volatile Sensor Using CMUT configuration," NanoCanada, Toronto, Canada, October 2018.

  • I. Taha, M. Mirhassani and A. Emadi, “A Monotonically Linear DCO for 77 GHz Automotive Radars”, IEEE 61st International Midwest Symposium on Circuits and Systems, August 2018.

  • H. Nazemi and A. Emadi, "A miniaturized chemical vapour detector using multiple moving membrane CMUT configuration," BioSensors, Miami, Florida, June 2018.

  • H. Zhang, G. Thomas, N. Jacob, and A. Emadi, “Fault detection on power cables based on ultrasound scans and 3rd order cumulants,” 2016 IEEE International Instrumentation and Measurement Technology Conference, Taipei, Taiwan, May 2016.

  • D. A. Buchanan and A. Emadi, “Advanced MEMS ultrasonic transducers for non-destructive testing and imaging,” The 2015 Symposium on CMOS Emerging Technologies Research, Vancouver, Canada, May 2015.

  • A. Emadi and D. A. Buchanan, “The influence of eliminating fixed electrode from an air-coupled dual deflectable membrane capacitive micromachined ultrasonic transducer,” in Proc. the 2014 IEEE International Ultrasonic Symposium, pp. 174-176, Chicago, IL, USA, September 2014.

  • A. Emadi and D. A. Buchanan, “Development of a 6×6 element air-coupled multiple moving membrane capacitive micromachined ultrasonic transducer array, M3-CMUT, for high resolution detection applications,” in Procedia Engineering the 28th European Conference on Solid-State Transducers, vol. 87, pp. 50-53, Brescia, Italy, September 2014.

  • A. Emadi and D. A. Buchanan, “Inverse biasing capability of a dual deflectable membrane MEMS ultrasonic transducer for medical applications,” in Proc. 2014 Joint IEEE International Symposium on the Applications of Ferroelectric, International Workshop on Acoustic Transduction Materials and Devices & Workshop on Piezoresponse Force Microscopy, State College, PA, May 2014.

  • G. Thomas, A. Emadi, J. Mijares-Chan, and D. A. Buchanan, “Low-frequency ultrasound NDT of power cable insulation,” in Proc. IEEE International Instruments and Measurements Technology Conference, Montevideo, pp. 1126-1129, Uruguay, May 2014.

  • G. Thomas, A. Emadi, and D. A. Buchanan, "Ultrasonic fault detection of power cables based on morphological operations in the bispectrum," presented at the 2014 International Conference on Image Processing, Computer Vision, and Pattern Recognition, Las Vegas NV, USA, 2014.

  • A. Emadi and D. A. Buchanan, “Development of a novel configuration for a MEMS transducer for low bias and high resolution imaging applications,” in Proc. 2014 SPIE Photonic West, MOEMS-MEMS, San Francisco, CA, USA, February 2014.

  • A. Emadi, G. Thomas, S. Pistorius, and D. A. Buchanan, “Design and analysis of a wide bandwidth immersion MEMS transducer array for fault detection in power cables,” in Proc. IEEE Sensors 2012, Taipei, Taiwan, October 2012.

  • A. Emadi, G. Thomas, S. Pistorius, and D. A. Buchanan, “Capacitive micromachined ultrasonic transducer array with pencil beam shape and wide range beam steering,” in Procedia Engineering, The 26th European Conference on Solid-State Transducers, EuroSensors XXVI, vol. 47, pp. 542-545, Krakow, Poland, September 2012.

  • A. Emadi, G. Thomas, S. Pistorius, and D. A. Buchanan, “A MEMS ultrasonic transducer imager array – with beam width, acoustic power, and frequency modulations,” in Proc. 2012 IEEE International Conference on Imaging Systems and Techniques, Manchester, Manchester, UK, July 2012 (Best Paper Award, 1st Place).

  • A. Emadi, C. Shafai, D. J. Thomson, M. S. Freund, N. D. G. White, and D. S.  Jayas, “Polymer-based micromachined chemicapacitor gas sensor on a temperature controlled platform,” in Proc. IEEE Sensors 2011, Limerick, Ireland, October 2011.

  • A. Emadi, C. Shafai, D. J. Thomson, M. S. Freund, N. D. G. White, and D. S. Jayas, “Volatile capacitive detection using polymer-based gas sensor on a temperature insensitive micro-cantilever,” TEXPO Research Competition, Ottawa, Canada, 2010.

  • A. Emadi, C. Shafai, D. J. Thomson, M. S. Freund, N. D. G. White, and D. S. Jayas, “Polymer-based gas sensor on a thermally stable micro-cantilever,” in Proc. EuroSensors XXIV, vol. 5, pp. 21-24, Linz, Austria, 2010.

  • A. Emadi, C. Shafai, M. S. Freund, D. J. Thomson, D. S. Jayas, and N. D. G. White, “Development of a polymer-based gas sensor—humidity and CO2 sensitivity,” in Proc. 2nd Microsystems and Nanoelectronics Research Conference (MNRC), Ottawa, 2009.

  • J. Stake, T. Bryllert, A. Emadi, M. Sadeghi, and J. Vukusic, “High efficiency HBV multipliers,” in Proc. European Microwave Integrated Circuits Conference, pp. 39-42, Manchester, UK, September 2006.

  • T. Bryllert, J. Vukusic, A. Emadi, and J. Stake, “A high-power frequency tripler for 100 GHz,” in Proc. Joint 31st International Conference on Infrared and Millimeter Waves and 14th International Conference on Terahertz Electronics, pp. 30. Shanghai, China, September 2006.

  • T. Bryllert, A. Emadi, M. Sadeghi, J. Stake, and Vukusic, “THz generation by multiplication,” in Proc. NATO Advanced Research Workshop, Terahertz Frequency Detection and Identification of Materials and Objects, Spiez, Switzerland, July 2006.

  • A. Emadi, T. Bryllert, J. Vukusic, and J. Stake, “Optimum barrier thickness study for the heterostructure barrier varactor diode,” in Proc. Workshop on Compound Semiconductor Devices and Integrated Circuits, WOCSDICE, Fiskebeckskil, Sweden, May 2006.

  • T. Bryllert, J. Vukusic, A. Emadi, and J. Stake, “Design of high power heterostructure barrier varactor based multipliers for the W-band,” in Proc. 30th Workshop on Compound Semiconductor Devices and Integrated Circuits, WOCSDICE, Fiskebeckskil, Sweden May 2006.

  • J. Stake, A. Emadi, J. Vukusic, T. Bryllert, M. Sadeghi, B. Frederic, N. Vellas, and B. Alderman, “High efficiency W-band HBV tripler and device reliability studies,” presented at 4th ESA Workshop on Millimetre Wave Technology and Applications, Espoo, Finland, 2006. 

  • M. Ingvarson, J. Vukusic, A. Olsen, T. A. Emadi, and J. Stake, “An electro-thermal HBV model,” in Proc. IEEE MTT-IMS International Microwave Symposium, Long Beach, CA, June 2005.

  • A. Emadi, J. Vukusic, M. Ingvarson, and J. Stake, “Design, fabrication and characterisation of high-power HBV diodes,” in Proc. 16th International Symposium on Space Terahertz Technology, ISSTT, Gothenburg, Sweden, May 2005.

  • J. Stake, A. Emadi, T. Bryllert, M. Ingvarson, and J. Vukusic, “The design and realisation of a high-power HBV multiplier source for THz applications,” in Proc. Workshop on Compound Semiconductor Devices and Integrated Circuits, WOCSDICE, Cardiff, UK, May 2005.

  • A. Olsen, J. Vukusic, A. Emadi, and J. Stake, “HBV frequency quintuplers,” in Proc. 16th International Symposium on Space terahertz Technology, ISSTT, Gothenburg, Sweden, May 2005.

  • A. Emadi, J. Vukusic, M. Ingvarson, A. Olsen, and J. Stake, “High power HBV multipliers for F- and G-band applications,” in Proc. 29th International Conference on Infrared and Millimeter Waves and 12th International Conference on Terahertz Electronics, Karlsruhe, Germany, October 2004.

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