D.  Akella, Shrivastava, A., and Calhoun, B. H., ?A 23 nW CMOS ultra-Low Power Temperature Sensor Operational from 0.2 V?, in IEEE SOI-3D-Subthreshold Microelectronics Technology Unified Conference, Rohnert Park, CA, 2015.

A.  Klinefelter, Roberts, N., Shakhsheer, Y., Gonzalez, P., Shrivastava, A., Roy, A., Craig, K., Faisal, M., Boley, J., Oh, S., Zhang, Y., Akella, D., Wentzloff, D. D., and Calhoun, B., ?A 6.45 ?W Self-Powered IoT SoC with Integrated Energy-Harvesting Power Management and ULP Asymmetric Radios?, in ISSCC, San Francisco, CA, 2015.

A.  Roy, Klinefelter, A., Yahya, F., Chen, X., Gonzalez, P., Lukas, C. J., Akella, D., Boley, J., Craig, K., Faisal, M., Oh, S., Roberts, N., Shakhsheer, Y., Shrivastava, A., Vasudevan, D., Wentzloff, D. D., and Calhoun, B., ?A 6.45?W Self-Powered SoC with Integrated Energy-Harvesting Power Management and ULP Asymmetric Radios for Portable Biomedical Systems?, IEEE Transactions on Biomedical Circuits and Systems, vol. 9, pp. 862-874, 2015.

A.  Shrivastava, Pandey, J., Otis, B., and Calhoun, B. H., ?A 50nW, 100kbps Clock/Data Recovery Circuit in an FSK RF Receiver on a Body Sensor Node?, in VLSI Design Conference, 2013.

Y.  Zhang, Zhang, F., Shakhsheer, Y., Silver, J. D., Klinefelter, A., Nagaraju, M., Boley, J., Pandey, J., Shrivastava, A., Carlson, E. J., Wood, A., Calhoun, B. H., and Otis, B. P., ?A Batteryless 19 uW MICS/ISM-Band Energy Harvesting Body Sensor Node SoC for ExG Applications?, Journal of Solid State Circuits, vol. 48, pp. 199-213, 2013.

A.  Shrivastava and Calhoun, B. H., ?A DC-DC Converter Efficiency Model for System Level Analysis in Ultra Low Power Applications?, 2013.

A.  Shrivastava and Calhoun, B. H., ?A 150nW, 5ppm/oC, 100kHz On-Chip Clock Source for Ultra Low Power SoCs?, in Custom Integrated Circuits Conference, San Jose, 2012.

F.  Zhang, Zhang, Y., Silver, J., Shakhsheer, Y., Nagaraju, M., Klinefelter, A., Pandey, J., Boley, J., Carlson, E., Shrivastava, A., Otis, B., and Calhoun, B., ?A Batteryless 19uW MICS/ISM-Band Energy Harvesting Body Area Sensor Node SoC?, in ISSCC, San Francisco, 2012.

A.  Shrivastava, Lach, J., and Calhoun, B., ?A Charge Pump Based Receiver Circuit for a Voltage Scaled Interconnect?, in International Symposium on Low Power Electronics and Design, 2012.

A.  Shrivastava and Calhoun, B. H., ?Modeling DC-DC Converter Efficiency and Power Management in Ultra Low Power Systems?, in Subthreshold Microelectronics Conference, 2012.

A.  Shrivastava and Calhoun, B. H., ?A sub-threshold clock and data recovery circuit for a wireless sensor node?. 2011.