%0 Journal Article %J IEEE Journal of Solid-State Circuits (JSSC) %D 2016 %T A 1.5nW, 32.768kHz XTAL Oscillator Operational from 0.3V Supply %A A. Shrivastava %A Akella, D. %A B. H. Calhoun %B IEEE Journal of Solid-State Circuits (JSSC) %V 51 %G eng %1 A 1.5nW, 32.768kHz XTAL Oscillator Operational from 0.3V Supply.pdf|A 1.5nW, 32.768kHz XTAL Oscillator Operational from 0.3V Supply.pdf %0 Journal Article %J Journal of Low Power Electronics and Applications (JLPEA) %D 2016 %T A 36nW, 7 ppm/oC Fully On-Chip Clock Source System for Ultra-Low Power Applications %A Akella, D. %A A. Shrivastava %A C. Duan %A B. H. Calhoun %B Journal of Low Power Electronics and Applications (JLPEA) %V 6 %G eng %1 A 36nW, 7 ppmoC Fully On-Chip Clock Source System for Ultra-Low Power Applications.pdf|A 36nW, 7 ppmoC Fully On-Chip Clock Source System for Ultra-Low Power Applications.pdf