22 Oct. 2024     Ashwani Kumar, From Nanomaterials to Single Atom Catalysts: Pioneering
                                Electrocatalysis for a Sustainable Future (Invited talk)                                                                            Department of Chemical Sciences, IISER-K, India    

       19 July 2024     Ashwani Kumar, and PD Dr. Harun Tüysüz*, Ir-based Single-atom-ensemble                                       Catalyst for Durable Acidic Water Electrolysis (Oral Presentation)                                                         18th International Congress on Catalysis (ICC-2024) Lyon, France

       17 May 2024     Ashwani Kumar, Single-Atom Dimer Electrocatalyst for pH-Universal 
                                 Green Hydrogen Production (Oral Presentation-Hybrid: 1st prize) 
                                 MULTIDISCIPLINARY APPROACH AND CURRENT CHALLENGES FOR
                                 SUSTAINABILITY (MACCS-2024) G H Raisoni University, Amravati, India

       25 April 2024     Ashwani Kumar, Ir-based Single-atom-ensemble Catalyst for Durable Acidic 
                                 Water Electrolysis (Oral Presentation) Alexander von Humboldt Network
                                 Meeting 2024, Otto-von-Guericke-Universität Magdeburg, Germany

       23 April 2024     Ashwani Kumar, and PD Dr. Harun Tüysüz*, Designing Ir-based Single-atom 
                                 Electrocatalysts for Sustainable and Durable Water Oxidation 
                                 (Oral Presentation) Departmental seminar, Max-Planck-Institut für                                                         Kohlenforschung, Germany

       17 Oct. 2023      Ashwani Kumar, Jinsun Lee, and PD Dr. Harun Tüysüz*,
                                  L-V | Carbon2Polymers: CO Conversion to Polycarbonates  (Poster
                                  Presentation) 6th Conference on Sustainable Chemical Conversion in Industry,
                                  Germany.

        05 June 2023     Ashwani Kumar, Jinsun Lee, and PD Dr. Harun Tüysüz*,                                                                      Temperature Dependency of Chlorine adsorption on N modified Activated 
                                   Carbon for Phosgene Synthesis  (Oral Presentation)       
                                   Carbon2Polymer Project Meeting, RWTH Aachen, Germany.

        02 May 2023       Ashwani Kumar, and PD Dr. Harun Tüysüz*, Maneuvering Metal Single
                                   atom-support interaction at atomic interface for Sustainable green Hydrogen
                                   production  (Oral Presentation)                                                                                                               Departmental seminar, Max-Planck-Institut für Kohlenforschung, Germany.

        03 Feb. 2023      Ashwani Kumar, Jinsun Lee, and PD Dr. Harun Tüysüz*,                                                                     Temperature Dependency of Chlorine Adsorption and Desorption on Activated                                       Carbon for Phosgene Synthesis  (Poster Presentation)                                                                          Institute seminar, Max-Planck-Institut für Kohlenforschung, Germany.
 
        28 Nov. 2022      Ashwani Kumar, Jinsun Lee, and PD Dr. Harun Tüysüz*,Temperature
                                   Dependency of Chlorine Adsorption on Activated Carbon
                                   (Oral Presentation-Hybrid) Carbon2Polymer Project Meeting, Germany.

        03 Nov. 2022      Ashwani Kumar, Jinsun Lee, and PD Dr. Harun Tüysüz*, L-V |
                                   Carbon2Polymers: CO Conversion to Polycarbonates  (Poster Presentation)
                                   5th Conference on Sustainable Chemical Conversion in Industry, Germany.

       10 Feb. 2022       Ashwani Kumar and Hyoyoung Lee*, Moving Beyond Single-Atom Catalyst to
                                  Single-Atom Dimer Atomic-Interface: pH-Universal Hydrogen Generation                                               (Oral Presentation: Grand Best prize in the category of students                                                      pursuing Ph.D. degree) 2022 BK21FOUR Symposium on Chemical Science                                        HRD Center for Student Success, Republic of Korea. 

    16-21 Dec. 2021    Ashwani Kumar and Hyoyoung Lee*, Modulating Interfacial Charge-density of
                                  NiP2-FeP2 via Coupling with Metallic-Cu for Accelerating Alkaline Hydrogen
                                  Evolution (Oral Presentation-Virtual) Pacifichem 2021 Congress, USA

 29 Nov.-2 Dec. 2021 Ashwani Kumar and Hyoyoung Lee*, Modulating Interfacial Charge-density of                                     NiP2-FeP2 via Coupling with Metallic-Cu for Accelerating Alkaline Hydrogen                                          Evolution (Oral Presentation- In person) 2021 MRS Fall Meeting, Boston,
                                   USA

     17 Sep. 2021       Ashwani Kumar and Hyoyoung Lee*, Discovering Ultrahigh-Loading of Single-                                     Metal-Atom via Surface Tensile-Strain for Unprecedented Urea Electrolysis                                            (Oral Presentation) SKKU graduate student paper award, Republic of Korea

   12-15 July 2021      Ashwani Kumar and Hyoyoung Lee*, Accelerating alkaline hydrogen evolution 
                                   on interface-rich heterostructure via coupling with copper                                 
                                   (Poster Presentation) Online 15th International conference on materials
                                   chemistry (MC15)                                 

        18 Feb. 2021      Ashwani Kumar and Hyoyoung Lee*, Modulating Interfacial Charge-density of
                                   NiP2-FeP2 via Coupling with Metallic-Cu for Accelerating Alkaline Hydrogen
                                   Evolution
                                   (Oral Presentation: Songcheon Grand prize in the category of students
                                   pursuing Ph.D. degree) 2021 BK21FOUR Symposium on Chemical Science
                                   HRD Center for Student Success, Republic of Korea.

     18-20 Feb. 2019    Ashwani Kumar and Hyoyoung Lee*, Activating the Dull Bimetallic
                                   Phosphide via Copper Nanowire Insertion towards Efficient Hydrogen
                                   Evolution Reaction
                                   (Poster Presentation) BK Symposium-2019, Republic of Korea.
                                   
     19-23 Jan. 2019    Ashwani Kumar and Hyoyoung Lee*, Activating the Dull Bimetallic
                                   Phosphide via Copper Nanowire Insertion towards Efficient Hydrogen
                                   Evolution Reaction
                                   (Poster Presentation) 5th Muju International Winter School Series (MIWS-
                                   2019), Republic of Korea.

        21 Sep. 2018      Sahanaz Parvin#, Ashwani Kumar# and Sayan Bhattacharyya*, Better
                                   than Pt/C: NiCo-Layered Double Hydroxide Deposited on Cu Nanowires Grown
                                   on Cu-mesh as a pH-universal, Self-supported Electrode for Efficient
                                   Generation of Hydrogen Fuel        (# equal contribution)
                                   (Poster Presentation) Young Scientists’ Colloquium-2018, Materials Research
                                   Society of India (MRSI), Kolkata Chapter, IACS Kolkata, India.

         18 July 2018      Sahanaz Parvin#, Ashwani Kumar# and Sayan Bhattacharyya*, Investigation
                                   of Crystal Facets in Nanostructures for Electrochemical Water Reduction
                                   (# equal contribution)
                                   (Poster Presentation) IISERK-Journal of Physical Chemistry Workshop 2018,
                                   IISER Kolkata, India.

         26 Oct. 2017     Ashwani Kumar and Sayan Bhattacharyya*, Duckweed (Biomass) Derived N-
                                   doped Porous Carbon as an Effective Support to Anchor Ni-Fe Nanoparticle
                                   Bifunctional Electrocatalysts for Efficient Water Splitting
                                   (Poster Presentation) Scientific India-Russia Conference 2017, IISER Kolkata,
                                   India.

        9-10 May 2017   Ashwani Kumar and Sayan Bhattacharyya*, Porous NiFe-oxide Nanocubes,
                                   Derived from Metalorganic Framework, as a Bifunctional Electrocatalyst for
                                   Overall Water Splitting
                                   (Poster Presentation: Best Poster Award sponsored by the American
                                   Chemical Society) Asian Meeting on Metal Oxide Assemblies (AMMOA 2017),
                                    IISER Kolkata, India.

      20-22 April 2017   Bharati Debnath, Ashwani Kumar and Sayan Bhattacharyya*, Surface
                                   Oxidation of Metal Oxide Nanostructures for Improved Electrochemical Water
                                   Oxidation and Enhanced Exchange Anisotropy 
                                   (Poster Presentation: ACS Applied Materials & Interfaces Best Poster
                                   Awards sponsored by the American Chemical Society) Smart Materials:
                                   Methods and Applications (SMMA-2017), IISER Kolkata, India.

       27-28 Jan. 2017   Ashwani Kumar and Sayan Bhattacharyya*, PHighly Porous NiFe-oxide
                                   Nanocubes Derived from MOF as a Bifunctional Electrocatalyst for Overall
                                   Water Splitting (Poster Presentation) Chemistry Interfacing with Biology
                                   and Physics, IISER Kolkata, India.