Varun Kumar

VarunVarun Kumar was born in New Delhi, India. He received his Bachelors Tech degree in electrical engineering from Nirma University, India in 2012. He is currently pursuing his MS degree in electrical engineering at University of Texas at Dallas under the supervision of Dr. Siavash Pourkamali in µnX lab. Varun’s current research interests are in the areas of atomic force microscopy and integrated silicon MEMS devices.



Journal Papers

  1. V. Kumar, S. Sebdani, S. Pourkamali, “Sensitivity Enhancement of a Lorentz Force MEMS Magnetometer with Frequency Modulated Output”, Journal of Microelectromechanical Systems, Vol 26, Issue 4, pp 870-878, Aug 2017.
  2. E. Mehdizadeh, V. Kumar, J. Wilson, S. Pourkamali, “Inertial Impaction on MEMS Balance Chips for Real-Time Air Quality Monitoring”, IEEE Sensors Journal, Vol. 17, Issue 8, pp 2329-2337, April 2017.
  3. M. Maldonado-Garcia, V. Kumar, J C Wilson, S. Pourkamali, “Chip-scale implementation and Cascade Assembly of particulate matter collectors with embedded resonant mass balances”, IEEE Sensors Journal, Volume 17, Issue 6, pp 1617-1625, March 2017.
  4. V. Kumar, A. Ramezany, M. Mahdavi, S. Pourkamali, “Amplitude Modulated Lorentz Force MEMS Magnetometer with Pico-tesla sensitivity”, Journal of Micromechanics and Microengineering, Volume 26, Number 10, 105021, September 2016.
  5. V. Kumar, E. Mehdizadeh, S. Pourkamali, “Microelectromechanical Parallel Scanning Nanoprobes for Nanolithography”, IEEE Transactions on NanoTechnology, Vol 15, Issue 3, pp. 457-464.
  6. V. Kumar, R. Jafari, S. Pourkamali, “Ultra-Low Power Digitally Operated Tunable MEMS Accelerometer”, Accepted for Publication, IEEE Sensors Journal, May 2016.
  7. E.Mehidizadeh, V. Kumar and Siavash Pourkamali, “Sensitivity Enhancement of Lorentz Force MEMS Resonant Magnetometers via Internal Thermal-Piezoresistive Amplification”, IEEE Electron Device Letters, Vol 35, Issue 2, pp268-270.

Refereed Conference Papers

  1. V. Qaradaghi, M. Mahdavi, V. Kumar, S. Pourkamali, “Frequency output mems resonator on membrane pressure sensors”, IEEE Sensors 2016.
  2. A. Ramezany, V. Qaradaghi, V. Kumar, S. Pourkamali, “Frequency Modulated Electrostatically Coupled Resonators for Sensing Applications”, IEEE Sensors 2016.
  3. A. Abbasalipour, M. Mahdavi, V. Kumar, S. Pourkamali, “Nano-Precision Micromachined Frequency Output Profilometer” IEEE Sensors 2016.
  4. V. Kumar, X. Guo, R. Jafari, S. Pourkamali,” Ultra-Low Power Self-Computing Binary Output Digital MEMS Accelerometer”, IEEE MEMS 2016.
  5. V. Kumar, S. Pourkamali, “Lorentz Force MEMS Magnetometer with Frequency Modulated Output”, IEEE MEMS 2016.
  6. V. Kumar, X. Guo, S. Pourkamali, “A Tunable Digitally Operated MEMS Accelerometer”, IEEE Sensors 2015.
  7. M. Maldonado-Garcia, V. Kumar, J.C. Wilson and S. Pourkamali, “Miniaturized two stage aerosol impactor with chip-scale stages for airborne particulate size separation”, IEEE Sensors 2015.
  8. V. Kumar, X. Guo, S. Pourkamali, “Single-Mask Field Emission Based Tunable MEMS Tunneling Accelerometer”, IEEE Nano, 2015.
  9. V. Kumar, E. Mehdizadeh, S. Pourkamali, “Enhanced Parallel Scanning Probe Nanolithography through Electrically Decoupled 2D MEMS Thermal Actuators”, IEEE Nano 2015.
  10. M. Mahdavi, A. Ramezany, V. Kumar and S. Pourkamali, “SNR Improvement In Amplitude Modulated Resonant MEMS Sensors Via Thermal-Piezoresistive Internal Amplification”, IEEE MEMS 2015.
  11. M. Maldonado Garcia, E. Mehdizadeh, V. Kumar, J.C Wilson and S. Pourkamali, “Chip Scale Aerosol Impactor With Integrated Resonant Mass Balances For Real Time Monitoring of Airborne Particulate Concentrations”, IEEE MEMS 2015.
  12. V. Kumar, M. Mahdavi, X. Guo, E. Mehdizadeh and S. Pourkamali, “Ultra Sensitive Lorentz Force MEMS Magnetometer with Pico-Tesla Limit of Detection”, Award Winner, IEEE MEMS 2015.
  13. Xiaobo Guo, Emad Mehdizadeh, Varun Kumar, Alireza Ramezany and Siavash Pourkamali, “An Ultra High-Q Micromechanical In-plane Tuning Fork”, IEEE Sensors 2014.
  14. E. Mehdizadeh, V. Kumar, and S. Pourkamali, “High-Q Lorentz Force MEMS Magnetometer with Internal Self-Amplification”, IEEE Sensors 2014.
  15. E.Mehidizadeh, V. Kumar and Siavash Pourkamali, “Characterization of a Nanoparticle Collector with Embedded MEMS-Based Mass Monitors”, IEEE NEMS-2014.
  16. E. Mehdizadeh, V. Kumar, J. Gonzales, R. Abdolvand, and S. Pourkamali, “A Two-Stage Aerosol Impactor with Embedded MEMS Resonant Mass Balances for Particulate Size Segregation and Mass Concentration Monitoring”, IEEE Sensors 2013.