Invited/Plenary/Keynote Lectures/Session Chair

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100. Saturday Seminar Series, Lectures series on “LIGHT AS REACTANT AND PRODUCT”, 03/Feb/2024 (Invited Talk).

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99. Annual symposium - 4th Frontiers Symposium in Chemistry (FS-CHM 2024)”, School of Chemistry (SoC) at IISER TVM,  19th-21st of January 2024 (Invited Talk).

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98. 60th Annual Convention of Chemists (ACC-2023) at IIT Delhi, organized by Indian Chemical Society, (ICS) Kolkata on 20th & 21st December 2023 (Invited Talk).

 

97. International Conference on Optoelectronic and Bio-inspired Nanomaterials (ICOBIN-2023) on 4-6 December, 2023, IIT Roorkee, Uttarakhand, India (Keynote lecture)

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96. Online Invited Lecture Series 2023, SPIE IITB Student Chapter,  IIT Bombay, Ist November 2023 (Invited Talk).

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95. 2nd International Conference on Frontiers in Chemical Sciences (ICFCS-2023), Department of Applied Chemistry, Karunya Institute of Technology and Sciences, Coimbatore, Tamil Nadu, India,  October 26-27th, 2023 (Plenary Talk).

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94 International Virtual Conference on "Molecularly Designed Functional Materials 2023 (MDFM 23)", 28-30, September 2023, S & T Digital incubate, IISER Pune. (Plenary Talk)

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93. Green Chemistry Solutions for Sustainable Future" (ICGCSF-2023) from 20 -22nd September 2023 at GITAM University, Bengaluru. (Keynote lecture)

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92. Microsymposium on Optically and Electronically Active Materials, XXVI Congress General Assembly of IUCr in Melbourne, Australia (https://iucr2023.org/), August 22- August 29, 2023. (Invited Talk)

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91. Microsymposium on New Opto-electronic Functional Materials, XXVI Congress General Assembly of IUCr in Melbourne, Australia (https://iucr2023.org/), August 22- August 29, 2023. (Chair)

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90. Dr. Shoba Ramakrishnan endowment lecture,  Women’s Christian College, Chennai, 27 or 28th June 2023.

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89. One-day Conference on Crystal Engineering on February 22, 2023, IISER Trivandrum.  (Invited Talk)

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88. National Symposium on Convergence of Chemistry & Materials (CCM-2023), Department of Chemistry, BITS Pilani Hyderabad, 6-7th of January 2023.  (Invited Talk)

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87. Annual symposium, School of Chemical Sciences,  Indian Association for the Cultivation of Science (IACS), 5-7th of January 2023. (Keynote lecture)

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86. National Symposium on Brainstorming Meeting on Chemistry at the Interface (BSCI-2022), Department of Chemistry, Institute of Science, Banaras Hindu University, Varanasi, 26-27 December 2022.  (Invited Talk)

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85. Recent Advances in Chemistry, Dept. of Chemistry, Kakatiya University, Warangal., 15-16, Sep 2022.  (Invited Talk)

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84. Mechanophotonics: A Roadmap to All-Organic Photonic Integrated Circuits from Nano/Micro Organic Solids, Energy and Environment Unit, Institute of Nano Science and Technology, INST, Mohali, 12 Sep 2022. (Department seminar series)

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83.  Mechanophotonics and Crystal-Photonics Foundry: All-Organic Photonic Integrated Circuits from Nano/Micro Organic Solids, 12th India-Japan Science and Technology Conclave, International Conference on Frontier Areas of Science and Technology (ICFAST-2022) 9-10 Sep 2022  (Invited Talk).

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82. 3rd meeting of Crystal Engineering: From Molecule to Crystal [CEFMC2022], Pahalgam, Kashmir, India, 31st August to 02nd September 2022, (Invited Talk).

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81.  Mechanophotonics: A Roadmap to All-Organic Photonic Integrated Circuits from Nano/Micro Organic Solids, ICCOSS XXVV, 2022, Ohrid, Macedonia, 05 July 2022  (Invited Talk).

 

80. MRSI Medal Lecture, 32nd Annual General Meeting of Materials Research Society of India (MRSI), IITM, December 20-23, 2021. 

 

79.  A Roadmap to All-Organic Photonic Integrated Circuits from Nano/Micro Organic Solids, 7th International Conference on Advanced Nanomaterials and Nanotechnology (ICANN2021), on 14-17 December 2021. 

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78. A Roadmap to All-Organic Photonic Integrated Circuits from Nano/Micro Organic Solids, 87th Annual Meeting of the Indian Academy of Sciences, Bangalore, 12th to 14th November 2021. (Invited Talk).

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77.  The essential of Nanoscience and Technology, SCIENCE ACADEMIES' VIRTUAL LECTURE WORKSHOP ON “RECENT ADVANCES IN CHEMICAL SCIENCES”, Department of Chemistry, Kongunadu Arts and Science College (Autonomous), September 23-24, 2021. (Invited Talk).

 

76. "A roadmap towards Photonic Integrated Circuits from  Organic Micro Solids",  Modern Trends in Chemical and Material Sciences (MTCMS-2021)’ from 20-24 th September, 2021, Department of Chemistry,  The ICFAI University Tripura, (Invited Talk).

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75. Webinar entitled "A roadmap towards Photonic Integrated Circuits from  Organic Micro Solids", MRC, IISc, Bangalore, 30. Aug. 2021. (Invited Talk).

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74. National Conference on Advanced Functional Molecules and Materials (NCAFMM-2021), Dept. of Chemistry, Karunya Institute of Science and Technology, Coimbatore, 12-13, March 2021. (Invited Talk).

 

73. Conference on Photonics and Quantum Technology, OSA Student Chapter, NISER Bhubaneswar. Feb 24-26, 2021. (Invited Talk).

 

72. Symposium on "Emerging Topics in the Interdisciplinary Sciences", IACS, Kolkata to be held on 4-5 Dec. 2020. (Invited Talk).

 

71. Session Chair, 2nd edition of RSC sponsored Chemical Sciences Conferences ChemSci2020: Leaders in the Field Symposium, Dec 7-10, 2020, IISER Kolkata.

 

70. Panelist, Vaibhav Summit - Vertical: Materials and Processing Technologies; Horizontal: Functional Materials, 5-6. Oct 2020.

 

69. Webinar entitled "Spinning and Shuttling Photons in Molecular Solids" in Frontiers in Chemical Sciences, Department of Chemistry, National Institute of Technology, Rourkela, Odisha – 769 008, July 10, 2020.

 

68.  Webinar entitled “The essentials of nanoscience and nanotechnology” on June 20, 2020 in the “International Conference on Materials and Mathematical Sciences (ICMMS - 2020)”, School of Advanced Sciences of Kalasalingam Academy of Research and Education during June 19 & 20, 2020.

 

67. The essential of Nanoscience and Technology, National webinar on Nanomaterials, Sadakathullah Appa College, Tirunelveli - 627011, June 6, 2020. 

 

66. International Conference on Recent Advances in Material Chemistry (“ICRAMC - 2020”), 19-21, February 2020, SRM Institute of Science and Technology, Chennai. (Invited Talk)

 

65. "Spinning and Shuttling Photons in Molecular Solids", International Conference on "Spin Molecular System: Experiment, Theory, and Applications", SSCU, IISc Bangalore, 2-4 Dec 2019. (Invited Talk)

 

64. Techniques to Grow Organic Micro-structures for Nano-photonic Applications, Department of Physics, Quantum Electronics Division, Lomonosov Moscow State University, Moscow, Russia. 5, June 2019 (Invited Talk)

 

63. International Conference on Photonics, Metamaterials & Plasmonics, Department of Physics and Materials Science & Engineering, Jaypee Institute of Information Technology, Noida, 14 -16 February 2019. (Plenary Talk)

 

62. Science Academies Refresher course, Faculty of Chemistry, Vignan University, Guntur, 7th Dec 2018. (Invited Talk)

 

61. International Conference on “Emerging Trends in Spectroscopic Techniques and their Applications”, University  College for Women, Koti on 3rd December 2018. (Invited Talk)

 

60. Second Middle-Eastern Materials Science Conference, New York University’s campus in Abu Dhabi, UAE, November 12 – 14, 2018. (Invited Talk)

 

59. 20+80 Workshop, Institute of Nanotechnology, Karlsruhe Institute of Technology, Germany, 7th Nov 2018 (Invited Talk)

 

58. International Symposium on "Main-group Molecules to Materials", IPC, IISc, Bangalore, Oct 28-31 2018. (Invited Talk)

 

57. Seminar Series, Department of Chemical Sciences, TIFR Bombay, 8th oct. 2018. (Invited Talk)

 

56. International Symposium on Optics, XLII Annual meeting of the optical society of India, IIT Kanpur, 19-22 Sep  

2018. (Invited Talk)

 

55. International Conference on Advancement in Science & Technology (ICAST- 2018), Visva-Bharati, Santiniketan, Kolkata, India on 3rd & 4th September 2018. (Plenary Talk)

 

54. International Conference on Frontier areas of Chemistry, July 17-19, 2018, American College, Madurai. 

53."Frontiers in Nanoscience and Technology", Centre for nanotechnology  University of Hyderabad, 6th and 7th April, 2018. (Invited Talk)

52.Nanotechnology: Principles, Instrumentation, and Applications, UGC sponsored Refresher course, Dept. of Chemistry, Osmania University, March, 2018. (Invited Talk)
 

51.  "Self-Assembled Organic Whispering Gallery Mode Resonators for Lasing" RTC-IX, Dept. of Chemistry, The American College, Madurai, Jan 18th 2018. (Invited Talk)

 

50. International Collaborative and Cooperative Chemistry Symposium (ICCCS-8), University of Hyderabad , December 18-19, 2017. (Invited Talk)

 

49. Modern Trends in Inorganic Chemistry (MTIC-XVII) pune, CSIR-NCL and IISER pune and Savitribai Phule Pune University, Dec. 11-14, 2017. (Invited Talk)  

 

48.  "Self-Assembled Organic Whispering Gallery Mode Resonators for Lasing" , “Chemistry of Materials-2017”, Kerala, The Sheikh Saqr Laboratory, JNCASR, October 01-03, 2017.  (Invited Talk)  

 

47. East Asia Symposium on Fucntional Dyes and Advanced Materials (EAS8), CSIR – National Institute for Interdisciplinary Science and Technology (CSIR - NIIST), Thiruvananthapuram, September 20-22. (Invited Talk)  

 

46. International Conference on Functional Nano materials, Dept. of Chemistry, Thiagarajar College, Madurai, TN.

7-8, Sep. 2017. (Keynote Lecture) 

 

45. Light management using nano-photonic organic materials, Department of Physics, Quantum Electronics Division, Lomonosov Moscow State University, Moscow, Russia. 6, June 2017 (Invited Talk)

 

44. "Self-Assembled Organic Whispering Gallery Mode Resonators for Lasing" , 5th International Conference on Advanced Functional Materials and Applications -2017, Kalasalingam University, Krishnakovil, 31. March 2017.  (Invited Talk) 

 

43. "Self-Assembled Organic Whispering Gallery Mode Resonators for Lasing" ,  Current Trends in Computational Natural Sciences -2017, IIIT Hyderabad, 5. March 2017.  (Invited Talk) 

 

42. Nanotechnology: Principles, Instrumentation, and Applications, Dept. of Chemistry, Two Day UGC Sponsored Workshop for Chemistry Teachers, RBVRR Women’s College, Narayanaguda, Hyderabad, 14.FEB.2017  (Invited Tutorial Talk) 

 

41. Nanotechnology: Principles, Instrumentation, and Applications, DST-INSPIRE Meeting, Dept. of Chemistry, Rayalaseema University, Kurnool, A.P., 28.Jan 2017 (Invited Tutorial Talk)

 

40. Nanotechnology: The Essentials, Department of Pharmacy, MNR college, Sangareddy. 19.01. 2017 (Invited Tutorial Talk).

 

39. Light management using nano-photonic organic materials, Seminar Series, Department of Chemistry, 

IISER-Kolkata. 31, March 2016 (Invited Talk).

 

38. National Symposium on Emerging Trends in Chemistry (ETC 2016), Dept. of Chemistry, North Eastern Hill University, Shillong. 28-29, March 2016. (Invited Talk/Session Chair)

 

37. Science Forum, Sri Ramakrishna Mission Vidyala Arts and Science College, Coimbatore, India. 15th October, 2015 (Invited Talk)

 

36. National Conference (NCBOC-2015),  Department of Chemistry, Sri Shakthi Institute of Engineering & Technology, Coimbatore, India. 15th-17th October, 2015 (Invited Talk)

 

35. 10th Mid-Year Chemical Research Society of India (CRSI) Symposium in Chemistry at NIT, Trichy, 23-25 July 2015. (Invited Talk)

 

34. Loyola Academy Degree and PG college, Old Alwal, Secunderabad, 20, July 2015 (Invited Talk)

 

33. Recent Advances in Chemistry (RAC 2015), Dept. of Chemistry, Kakatiya University, Warangal., 30-31, March 2015. (Invited Talk)

 

32.  Heads of the Max Planck Partner Group meeting, IIT Madras, organized by MPG and IIT Madras, March 12-13, 2015. (Invited Talk)

 

31.  Light management using nano-photonic organic materials, “outreach day” on the general topic of Light (The International Year of Light-2015) at JNCASR, Bangalore,  organized by the Nano2Fun (FP7 programme) Consortium, March 12, 2015. (Invited Talk)

 

30. Light management using nano-photonic organic materials, 3th Eurasia Conference in Chemical Sciences, Session : Self-assembled Functional Materials,  Indian Institute of Science, Bangalore, India, Dec.14-18, 2014.  (Invited Talk)

 

29. Light management using nano-photonic organic materials, RSC Symposium at UoH, Supramolecular materials and Analystical, 7th November, 2014. (Invited Talk)

 

28. Third International Conference on Polymer Processing and Characterization (ICPPC – 2014) on 11-13 October, 2014 at Mahatma Gandhi University, Kottayam, Kerala, India. (Invited Talk and Session Chair)

 

27. Organic Photonics: Nano-/Micro-Scale Organic Optical Wave Guides,  "Chemical Frontiers-2014", (Organized by ICMS, JNCASR) at Majorda Beach Resort, Goa, August 16-19, 2014. (Invited Talk).

 

26. Metal-Containing and Metallo-Supramolecular Polymers and Materials. V, American Chemical Society (ACS) National Meeting, San Francisco, USA, August 10-14, 2014. (Invited Talk)

 

25. ChemFest, University of Hyderabad In-house Symposium in School of Chemistry, 21-22 February, 2014. (Invited Talk)

 

24.  "Organic “Nano” Optical Waveguides"   UGC- sponsored  National Seminar on " Bio-inspired devices -  an Emerging trend in Science " St Francis College and Center for Nanoscience and Technology, JNTU, Hyderabad, January 17th & 18th,  2014.  (Invited Talk)

 

23.  "An Organic “Nano” Optical Waveguide is in Action"   Recent Advances in Materials Science- National Seminar, Dept. of Physics & Chemistry, Holy Cross College for Women, Hyderabad, January 10-11, 2014. (Invited Talk)

 

22. "Nano/micro Scale Metallo-Polymer Films, Patterns and Arrays Possessing Magnetic and Photonic Functions"  Macromolecular Symposium on "Recent Advances in Macromolecular Science and Engineering, Mahatma Gandhi University, Kottayam, Kerala. Dec. 30, 31 Dec. 2013 and 1 Jan 2014 (Invited Talk)

 

21. "Nano/micro Scale Organic Photonic Solids: Passive Optical Wave Guides" , Asia-European Symposium on Organic Opto-electronics, Institute of Chemistry, Chinese Academy of Sciences, Beijing, China, (Organized by RSC, NSFC, SNIC & CRSI) December 9-11, 2013 .  (Invited Plenary Talk)

 

20.  "An Organic “Nano” Optical Waveguide is in Action"    3rd International Conference on Advanced Nanomaterials & Nanotechnology (ICANN 13), IIT Guwahati, December 1-3, 2013 . (Invited Talk)

 

19. "An Organic “Nano” Optical Waveguide is in Action" , School of Chemistry, Madurai Kamaraj University, Madurai, November 28, 2013. (Invited Talk)

 

18. An Organic “Nano” Optical Waveguide is in Action", Andhra Pradesh Science Congress, November 14-16, 2013. (Invited Talk)

 

17.  An Organic “Nano” Optical Waveguide is in Action"  International Collaborative and Cooperative Chemistry Symposium (ICCCS-4), IIT Kanpur, October 25 & 26, 2013. (Invited Talk)

 

16. "Let the Light Guide... : Organic Optical Wave Guides" , 5th Young Investigator Meeting (YIM), MIT-Boston, USA, Sep. 27-29, 2013. (YIM Award Lecture)                  

 

15. "Light-Organic Matter Interaction- Organic Nano/micro Scale Optical Wave Guides" , Chemistry Meeting,              Tata Institute for Fundamental Research (TIFR) - Hyderabad,  India, April 27, 2013. (Invited Talk)
         

14. "Top-down and Bottom-up approaches: Molecular Nano/Micro Solids"  UoH-RMIT University, Melbourne, Australia Meeting, University of Hyderabad, India, Jan. 24, 2013. (Invited Talk)

 

13. "Propagation of light in nano/micro organic solids", A Conference on Crystal Engineering, Coorg, organized by SSCU, Indian Institute of Sciences  and University of Hyderabad (In Honor of Prof. G. Desiraju),  India, Dec. 11-14, 2012. (Invited Talk)

 

12.  "Functional Nano/micro solids obtained by top-down and bottom-up approaches", National Workshop on the Applications of Nano materials, Particles and Sensors. The American College, Madurai, Dec. 7-8,  2012. (Invited Talk) 

 

11. "Functional Nano/micro solids obtained by top-down and bottom-up approaches", National Conference on Frontiers in Chemical Sciences (FICS-2012), Indian Institute of Technology - Guwahati,  India, Dec. 2-4,  2012. (Invited Talk)

 

10. "Organic Optical Wave Guides", Institute of Nanotechnology, Karlsruhe Institute of Technology - KIT, Germany, June 2012. (Invited Talk)

9. International Colloborative and Cooperative Symposiums, University of Queensland, Brisbane, Australia, Oct 31-Nov 2, 2011. (Invited Talk)

 

8. "Coordination Chemistry on Organic Ligand Super-Structure Templates" ACS National Meeting Denver, Symposium "Metal-Containing and Metallo-Supramolecular Polymers and Materials, Part IV", Denver, Colorado, USA, Aug. 28-Sept. 1, 2011 (Invited Talk)

 

7. International Conference on the Chemistry of Organic Solids (ICCOSS XX), Solid State and Structural Chemistry Unit, Indian Institute of Science, Bangalore, India (June-2011). (Invited Talk)

 

6. "Matter That Matters: A Chemical Approach Toward The "Next Kind" Functional Soft Materials" -

INDO-FRANCE Symposium in Chemistry-"University of Hyderabad -Universite de Rennes" @ UoH on 13th April, 2011. (Invited Talk)

 

 5.  “Magnetism of Organic and Inorganic Supramolecular Architectures", Indian Institute of Technology,

 Madras (Nov, 2006), India. (Invited Talk)

 

4. “Novel 1-D Spin Transition Fe(II) Architectures", Annual meeting Functional Molecular Nanostructures (2006), Kloster Irsee, Germany. (Invited Talk)

 

3.  “Magnetic and Mössbauer Investigation of Supramolecular Spin Crossover iron(II) Architectures", 

Sixth Workshop on Mössbauer Spectroscopy (2006), Seeheim, Germany. (Invited Talk)

 

2.   "Novel 1- D Hydrogen Bonded Radical Chains: A Supramolecular Approach via Crystal Engineering”, INOES-Conference conducted by the Russian Academy of Sciences (2004), Moscow, Russia. (Invited Talk)

 

1. “Stable High-spin Nitronyl Nitroxide Radicals and their Magnetic Investigations ", TU-Darmstadt, GraduateSchool Meeting (2001), Austria. (Invited)