Radhakrishnan served as the
Glass blank cube director of the city-based Raman Research Institute after his father's death. He is renowned for his work in pulsar
Glass blank block astronomy and liquid crystals.An accomplished sailor and micro-light flier, he was instrumental in the design, fabrication and introduction of hang gliders and micro-light
Crystal light base flying in India. He had embarked on a worldwide voyage in a self-designed yacht.