Last date for submission of paper: unknown; Contact person: Prof. Pallab Banerjee; The XXth International Workshop on the Physics of Semiconductor Devices (IWPSD 2019) is being jointly organized by the S. N. Bose National Centre for Basic Sciences, Kolkata and Indian Institute of Technology, Kharagpur in collaboration with Society for Semiconductor Devices and in association with Semiconductor Society (India). This series of biennial workshops started in 1981, provides a global forum for interaction between scientists and technologists working in the area of semiconductor materials and devices. The XIX workshop held in December 2017 at IIT Delhi was attended by about 600 delegates. You are cordially invited to participate.TopicsIII-Nitrides: Materials and DevicesCompound SemiconductorsVLSI & ULSI DevicesOptoelectronicsPhotovoltaicsEmerging Materials and DevicesSensors & Bio-electronicsCrystal Growth and Epitaxy2D Materials and Molecular ElectronicsSemiconductors for Quantum ComputingDevice Modelling and SimulationIndian* Delegates Registration Fees: 6000/- (Paid before 01 Nov 2019) 7000/-(Paid on or After 01 Nov 2019)Indian* Students Registration Fees: 3000/- (Paid before 01 Nov 2019) 3500/-(Paid on or After 01 Nov 2019)International Delegates Registration Fees: US $400 (Paid before 01 Nov 2019) US $500(Paid on or After 01 Nov 2019)International Students Registration Fees: US $200(Paid before 01 Nov 2019) US $250(Paid on or After 01 Nov 2019)