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7. “Aggregation Induced Emission: A Novel Strategy for Lighting Metal Nanoclusters” the 763. WE-Heraeus-Seminar on Optoelectronic Processes at Nanostructured Interfaces hybrid at the Physikzentrum Bad Honnef / Germany, Date: 14/03/2022 to 16/03/2022
6. “Surface Engineering of Gold Nanoclusters for Ultrasensitive Detection of Lead (II) Ion” Materials Science Day 2020, Organized by School of Materials Sciences, at IACS, Kolkata, Date: 25/02/2020.
5. “Gold Nanoclusters: Promising Nanomaterials for Luminescence Based Applications” Young Scientists’ Colloquium-2019 organized by Materials Research Society of India (MRSI), at Saha Institute of Nuclear Physics (SINP), Kolkata, Date: 17/09/2019.

4. “DNA-Metal Base Pairs System for Conformational Switching and Sensing” Dipankar Bain, Subarna Maity, and Amitava Patra. POSTER presentation in 24th CRSI National Symposium in Chemistry at CSIR-CLRI Chennai.

3.“DNA Based Au Nanoclusters for Conformation Switching and Sensing” Dipankar Bain, Subarna Maity Bipattaran Paramanik, and Amitava Patra. POSTER presentation in the national conference on “NEWTON BHABHA RESEARCHER LINKS WORKSHOP (NMSB-2017)” at the Indian Institute of Science Education and Research (IISER Kolkata).

2. “The Role of Surface Capping on Energy Transfer in Metal Cluster-Semiconductor Nanocomposites” Dipankar Bain, Bipattaran Paramanik, Suparna Sadhu and Amitava Patra. POSTER presentation at the national conference on “Smart Materials: Methods and Applications (SMMA 2017)” at the Indian Institute of Science Education and Research (IISER Kolkata).

1. “Photoinduced Energy Transfer in Dye Encapsulated Polymer Nanoparticle - CdTe Quantum Dot Light-Harvesting Assemblies” Simanta Kundu, Bipattaran Paramanik, Bikash Jana, Dipankar Bain and Amitava Patra. POSTER presentation in the “International Symposium on Polymer Science and Technology (MACRO 2015)” at the Indian Association for the Cultivation of Science, Kolkata.