Fourth Prof. Chellamma Mathew Memorial Lecture on *20th February 2023 at 10 am.*

 *Dr. Praveen C. Ramamurthy* , Professor, Department of Materials Engineering, Indian Institute of Science, Bangalore will deliver the memorial lecture on

 ” *Molecules To Devices: Solid State Sensors for Environmental Monitoring”*

 *Prof. Philip N.Thomas*, Retired Professor, Department of Physics, Mar Thoma College, Tiruvalla will share reminiscences about Chellamma Kochamma.