"Self powered pH sensor using piezoelectric composite worm structures derived by ionotropic gelation approach"
Nagamalleswara Rao Alluri, Sophia Selvarajan, Arunkumar Chandrasekhar, Saravanakumar Balasubramaniam, Ji Hyun Jeong, Sang-Jae Kim,
Sensors and Actuators B: Chemical,
2016,
534-544