Natural Nitrogen-Doped Carbon Dots Obtained from Hydrothermal Carbonization of Chebulic Myrobalan and Their Sensing Ability toward Heavy Metal Ions. - Raji Atchudan; Suguna Perumal; Thomas Nesakumar Jebakumar Immanuel Edison; Ashok K. Sundramoorthy; Rajangam Vinodh; Sambasivam Sangaraju; Somasundaram Chandra Kishore; Yong Rok Lee (Sensors, 2023)