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Singhal, S., Hanson. A.W., Chaudhari, A., Rajagopal, P., Li, T., Johnson, J.W., Nagy, W., Therrien, R., Park, C., Edwards, A.P., Piner, E.L., Linthicum, K.J., Kizilyalli, I.C. (2007), Qualification and Reliability of a GaN Process Platform, Paper presented at the 2007 International Conference on Compound Semiconductor Manufacturing Technology (CS Mantech), Austin,TX. Accompanying PowerPoint Presentation.

Therrien, R., Nagy, W., Kizilyalli, I.C. (2007), Designing Broadband WiMAX PA Using GaN Power Transistors, Paper published in RF Design, February 2007.

Singhal, S., Chaudhari, A., Hanson, A.W., Johnson, J.W., Therrien, R., Rajagopal, P., Li, T., Park, C., Edwards, A.P., Piner, E.L., Kizilyalli, I.C., & Linthicum, K.J. (2006), GaN-on-Si Reliability: A Comparitive Study between Process Platforms, Paper presented at Reliability of Compound Semiconductors Workshop 2006, San Antonio, TX. Accompanying PowerPoint Presentation.

S. Singhal, T. Li, A. Chaudhari, A.W. Hanson, R. Therrien, J.W. Johnson, W. Nagy, J. Marquart, P. Rajagopal, J.C. Roberts, E.L. Piner, I.C. Kizilyalli and K.J. Linthicum (2006), Reliability of large periphery GaN-on-Si HFETs, Paper published in Microelectronics Reliability, Volume 46, Issue 8, August , pp. 1247-1253.

Singhal, S., Roberts, J.C., Rajagopal, P., Li, T., Hanson, A.W., Therrien, R., Johnson, J.W., Kizilyalli, I.C., & Linthicum, K.J. (2006). GaN-on-Si Failure Mechanisms and Reliability Improvements. Paper presented at the 2006 IEEE International Reliability Physics Symposium (IRPS), San Jose, CA. Accompanying PowerPoint Presentation.

Therrien, B., Singhal, S., Johnson, J.W., Nagy, W., Borges, R., Chaudhari, A., Hanson, A.W., Edwards, A., Marquart, J., Rajagopal, P., Park, C., Kizilyalli, I.C., & Linthicum, K.J. (2005). A mm GaN-on-Si HFET Producing 368W at 60V with 70% Drain Efficiency. Paper presented at the 2005 IEEE International Electron Devices Meeting (IEDM), Washington, DC. Accompanying PowerPoint Presentation.

Kimball, D., Draxler, P. Jeong, J., Hsia, C., Lanfranco, S., Nagy, W., Linthicum, K., Larson, L. & Asbeck, P. (2005). 50% PAE WCDMA Basestation Amplifier Implemented with GaN HFETs. University of California at San Diego paper presented at Compound Semiconductor Week , Palm Springs, CA.

Singhal, S., Li, T., Chaudhari, A., Hanson, A.W., Therrien, R., Johnoson, J.W., Nagy, W., Marquart, J., Rajagopal, P., Piner, E.L., & Linthicum, K.J. (2005). Reliability of Large Periphery GaN-on-Si HFETs. Paper presented at Reliability of Compound Semiconductors Workshop 2005, Palm Springs, CA.

Nagy, W., Singhal, S., Borges, R., Johnson, J.W., Brown, J.D., Therrien, R., Chaudhari, A., Hanson, A.W., Riddle, J., Booth, S., Rajagopal, P., Piner, E.L., & Linthicum, K.L. (2005). 150W GaN-on-Si RF Power Transistor. Paper presented at the IEEE MTT-S 2005 International Microwave Symposium, Long Beach, CA. Accompanying PowerPoint Presentation.

Nuttinck, S., Mukhopadhyay, R., Loper, C., Singhal, S., Harris, M., & Laskar, J. (2004). Direct on-wafer non-invasive thermal monitoring of AlGaN/GaN power HFETs under microwave large signal conditions. Paper presented at European Microwave Week 2004, Amsterdam, The Netherlands.

Johnson, J.W., Gao, J., Lucht, K., Williamson, J., Strautin, C., Riddle, J., Therrien, R., Rajagopal, P., Roberts, J.C., Vescan, A., Brown, J.D., Hanson, A., Singhal, S., Borges, R., Piner, E.L., & Linthicum, K.J. (2004). Material, process, and device development of GaN-based HFETs on silicon substrates. Electrochemical Society Proceedings 2004-06, 405.

Brown, J.D., Nagy, W., Singhal, S., Peters, S., Chaudhari, A., Li, T., Nichols, R., Borges, R., Rajagopal, P., Johnson, J.W., Therrien, R.J., Hanson, A.W., & Vescan, A. (2004). Performance of AlGaN/GaN HFETs fabricated on 100mm silicon substrates for wireless basestation applications. 2004 IEEE MTT-S Int. Microwave Symp. Digest, 833-836.

Hanson, A.W., Borges, R., Brown, J.D., Cook, Jr., J.W., Gehrke, T., Johnson, J.W., Linthicum, K., Peters, S., Piner, E., Rajagopal, P., Roberts, J.C., Singhal, S., Therrien, R., & Vescan, A. (2004). Development of a GaN transistor process for linear power applications. Paper presented at the International Conference on Compound Semiconductor Manufacturing Technology (GaAs MANTECH), Miami, FL.

Elhamri, S. Berney, R., Mitchel, W.C., Mitchell, W.D., Roberts, J.C., Rajagopal, P., Gehrke, T., Piner, E.L., & Linthicum, K.J. (2004). An electrical characterization of a two-dimensional electron gas in GaN/AlGaN on silicon substrates. J. Appl. Phys. 95(12), 7982-7989.

Johnson, J.W., Piner, E.L., Vescan, A., Therrien, R., Rajagopal, P., Roberts., J.C., Brown, J.D., Singhal, S., & Linthicum, K.L. (2004). 12W/mm AlGaN-GaN HFETs on silicon substrates. IEEE Electron Device Letters, 25(7), 459-461.

Rajagopal, P., Roberts, J.C., Cook, Jr., J.W., Brown, J., Piner, E., Linthicum, K. (2004). MOCVD AlGaN/GaN HFETs on Si: Challenges and issues. Material Research Society Symposium Proceedings, 798, 61-66.

Nagy, W., Brown, J., Borges, R., & Singhal, S. (2003). Linearity characteristics of microwave power GaN HEMTs. IEEE Transactions on Microwave Theory and Techniques, (2), 660-664.

Rajagopal, P., Gehrke, T., Roberts, J.C., Brown, J.D., Weeks., T.W., Piner, E., & Linthicum, K. (2003). Large-area, device quality GaN on Si using a novel transition layer scheme. Material Research Society Symposium Proceedings (3).

Brown, J.D., Borges, R., Piner, E., Vescan, A., Singhal, S., & Therrien, R. (2002). AlGaN/GaN HFETs fabricated on 100-mm GaN on silicon (1 1 1) substrates. Solid State Electronics, 46, 1535-1539.

Vescan, A., Brown, J.D., Johnson, J.W., Therrien, R., Gehrke, T., Rajagopal, P., Roberts, J.C., Singhal, S., Nagy, W., Borges, R., Piner, E., & Linthicum, K. (2002). AlGaN/GaN HFETs on 100-mm silicon substrates for commercial wireless applications. Physica Status Solidi (c), 0, No.1, 52-56.

Singhal, S., Brown, J.D., Borges, R., Piner, E., Nagy, W., & Vescan, A. (2002). Gallium Nitride on silicon HEMTs for wireless infrastructure applications, thermal design and performance. Paper presented at the European Microwave Week, Milan, Italy.

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