Jothi Lakshmanan | Experimental methods | Women Researcher Award

Dr. Jothi Lakshmanan | Experimental methods | Women Researcher Award

N.K.R.Government Arts College for Women | India

Dr. L. Jothi is an accomplished Associate Professor of Physics with over 35 years of teaching experience at the UG, PG, and M.Phil. levels. Holding a Ph.D., M.Phil., and D.Litt. degrees, she has shaped and inspired countless students in the field of Material Science, Crystal Physics, Energy Physics, Biophysics, and Nanophysics. Her dedication to both teaching and research has garnered recognition across various national and international platforms.

👨‍🎓Profile

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Early Academic Pursuits 🎓

Dr. Jothi completed her education at Bharathidasan University, Tiruchirappalli, where she pursued her B.Sc., M.Sc., M.Phil., and Ph.D. degrees. Her educational journey laid the foundation for a rich career in academic leadership and scientific research. She has remained committed to her academic pursuits throughout her career, driven by a passion for advancing knowledge and creating meaningful learning experiences for her students.

Professional Endeavors 🌟

With a career spanning over three decades, Dr. Jothi has held numerous prestigious administrative positions. She has served as the Principal, Vice Principal, Head of the Department of Physics, and Research Advisor. Dr. Jothi’s leadership roles reflect her management skills, as well as her commitment to academic excellence. She has also served as a Senate Member and in key positions at Periyar University and Madras University, significantly influencing the direction of higher education.

Contributions and Research Focus 🔬

Dr. Jothi’s research interests include Material Science, Crystal Physics, Energy Physics, Biophysics, and Nanophysics. With over 200 papers published across national and international journals and conferences, her research has had a profound impact on these fields. As a mentor, she has guided Ph.D. and M.Phil. students, producing significant scholarly work and research contributions that have shaped the academic landscape.

Impact and Influence 🌍

Dr. Jothi’s influence extends beyond her own academic institution. She has been an active resource speaker at international conferences and workshops, sharing her knowledge on various scientific subjects. As the Naan Mudhalvan Program Coordinator, she has led skill development courses for undergraduate students, ensuring that future generations are well-prepared for the challenges of the modern scientific world.

Research Skills 🧠

Dr. Jothi has demonstrated exceptional research skills, ranging from material characterization to crystal structure analysis. She has a unique ability to integrate advanced scientific techniques in her research, addressing both fundamental and applied aspects of physics. Dr. Jothi’s multidisciplinary approach allows her to explore and develop innovative solutions in nanophysics, biophysics, and energy physics.

Teaching Experience 👩‍🏫

With 35 years of teaching experience, Dr. Jothi has played an instrumental role in educating and mentoring countless students. Her dynamic teaching style integrates theoretical knowledge with practical experience, fostering critical thinking among her students. She has shaped the curricula and teaching methodologies for various programs across Periyar University and other affiliated institutions, ensuring students receive a comprehensive education in physics.

Awards and Honors 🏆

Dr. Jothi has been the recipient of numerous prestigious awards for her academic and research excellence. Some of the key recognitions include:

  1. IND-SL Pride of Education Awards – Best Researcher Award (2024)
  2. ASTRA 2023 – International Best Researcher Award
  3. Global Iconic Education Award 2022 – Best Researcher
  4. ISSN International Best Researcher Award (IIRA-2022)
  5. Bharat Ratna Dr. Radhakrishnan Gold Medal Award (2019)
  6. Best Teacher Award (2022)
    These accolades reflect Dr. Jothi’s profound impact on education and research.

Legacy and Future Contributions 🌱

Dr. Jothi’s legacy is marked by her continuous commitment to research excellence and student development. As a visionary educator, her future contributions are focused on pushing the boundaries of material science and nanotechnology. She aims to further her research into the applications of nanophysics in biomedical technologies and energy systems. As a mentor, she plans to continue guiding the next generation of scientists and innovators, ensuring that her legacy lives on in the work of her students and future researchers.

Publications Top Notes

Synthesis and controllable growth of 2–methylquinolinium L-malate single crystal for optical and spectroscopic applications
  • Authors: Vasughi, R., Kayalvizhi, M., Jothi, L., Abdullah, M.M., Albargi, H.B.
    Journal: Journal of Molecular Liquids
    Year: 2024
Synthesis, spectroscopic, optical, thermal and mechanical characterization of nonlinear proline oxalate single-crystals
  • Authors: Akilandeswari, S., Jothi, L., Elkhatib, W.F., Abu Ali, O.A., El-Sayyad, G.S.
    Journal: Optical and Quantum Electronics
    Year: 2023
Growth, structural, optical, Z-scan and dielectric analysis of 2-Amino-4-methylpyridinium 2-chloro 4-nitro benzoate crystals for third order non-linear optical applications
  • Authors: Venkatesan, K., Kayalvizhi, M., Jothi, L., Vasuki, G.
    Journal: Journal of Molecular Structure
    Year: 2022
Fabrication, Characterization and Optical Investigation of Semi-organic Nonlinear Alanine Hippurate Single Crystals
  • Authors: Akilandeswari, S., Jothi, L., Pal, K., Abd Elkodous, M., El-Sayyad, G.S.
    Journal: Journal of Cluster Science
    Year: 2022
Investigation on synthesis, growth, optical, mechanical, dielectric and third order non-linear optical properties of cadmium chloride monohydrate doped sulphamic acid crystals for nonlinear optical device fabrications
  • Authors: Anandaraj, L., Jothi, L.
    Journal: Journal of Molecular Structure
    Year: 2022

 

 

Thiyagarajan M | Experimental methods | Best Researcher Award

Dr. Thiyagarajan M | Experimental methods | Best Researcher Award

JNN Institute of Engineering | India

Dr. Thiyagarajan M. is an accomplished physicist with a strong foundation in material synthesis and crystal growth. He holds a Ph.D. in Physics from Vellore Institute of Technology (VIT) and has been recognized as a Research Supervisor by Anna University. His academic journey and professional career reflect his deep commitment to research and education, focusing on nonlinear optical applications and the development of advanced materials. He is currently an Assistant Professor in the Department of Physics at JNN Institute of Engineering, Chennai.

👨‍🎓Profile

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Early Academic Pursuits 🎓

Dr. Thiyagarajan’s academic journey began with a Bachelor of Science (B.Sc.) in Physics from Sri Vidya Mandir Arts & Science College (2011), where he excelled with a 76.2%. His passion for physics led him to pursue a Master of Science (M.Sc.) in Physics from Periyar University, achieving a 70.7%. His academic brilliance culminated in a Ph.D. in Physics, awarded by VIT-Chennai in July 2024, under the guidance of Dr. G. Vinitha.

Professional Endeavors 💼

Dr. Thiyagarajan’s professional career reflects a balance between teaching and research. He is dedicated to fostering a progressive and competitive work culture in academia. As an Assistant Professor at JNN Institute of Engineering since September 2024, he strives to bring innovative approaches to teaching physics while guiding students in research projects. His efforts have earned him recognition for his outstanding communication skills and his ability to inspire students to reach their academic potential.

Contributions and Research Focus 🔬

Dr. Thiyagarajan’s primary research focus is on the synthesis, growth, and characterization of novel materials, particularly those with applications in optoelectronics and nonlinear optics (NLO). His research on morpholinium-based crystals has paved the way for significant contributions to material science. He utilizes low-temperature solution growth techniques and the SR method to create organic-based single crystals with enhanced thermal, mechanical, and optical properties. These contributions are critical for advancing technologies in electronic devices, laser applications, and advanced sensors.

Research Skills 🧪

Dr. Thiyagarajan possesses a broad spectrum of research skills, including expertise in X-ray diffraction (XRD), thermogravimetric analysis (TGA), UV-Vis-NIR spectroscopy, and chemical etching. His work with high-purity chemicals, along with his proficiency in laser damage threshold and Z-scan measurements, has enabled him to make cutting-edge contributions in the field of material characterization. His expertise in low-temperature crystal growth and crystal cutting/polishing is instrumental in creating materials with exceptional properties.

Teaching Experience 👨‍🏫

As an Assistant Professor at JNN Institute of Engineering, Dr. Thiyagarajan brings a wealth of teaching experience to the classroom. His passion for teaching physics drives him to use innovative methodologies that encourage active learning and critical thinking. He is known for his ability to simplify complex concepts and make them accessible to students at all levels. His commitment to student development extends beyond the classroom, as he actively mentors students in research projects and guides them through academic challenges.

Awards and Honors 🏆

Dr. Thiyagarajan’s research and teaching excellence have been recognized with several awards and honors:

  • Best Poster Presentation Award at the 21st National Seminar on Crystal Growth and Application (2018)
  • Life Membership in the Indian Association for Crystal Growth (Membership No. 029/2012)
  • Recognition as a Research Supervisor by Anna University
  • Completion of the NPTEL Online Course on Structural Analysis of Nanomaterials with an Elite Grade in August 2024

Legacy and Future Contributions 🔮

Dr. Thiyagarajan is poised to continue making substantial contributions to material science and optoelectronics in the years to come. His innovative work in crystal engineering and nonlinear optical materials lays the foundation for future developments in next-generation optoelectronic devices. With his continuous commitment to research, Dr. Thiyagarajan aims to push the boundaries of material science and contribute to the global scientific community. As his research continues to evolve, his legacy will undoubtedly inspire future generations of scientists and engineers.

Publications Top Notes

Simulation analysis on furnace pressure for reducing the impurities concentrations distribution during the growth of mc-Si ingot by DS process: Solar cell applications

  • Authors: Sekar, S., Maadhu, T., Gurusamy, A., Gandhiraj, V., Perumalsamy, R.
    Journal: Chemical Physics
    Year: 2024

Novel Metal-Organic Framework and Crystal Engineering of Bismorpholinium Mercury(II) Tribromo Chloride (BMMC) for Optoelectronic Applications

  • Authors: Maadhu, T., Jauhar, R.M., Raja, A., Gandhiraj, V., Senthil Pandian, M.
    Journal: Crystal Growth and Design
    Year: 2024, 24(4), pp. 1632–1647

Enhancement of optical, electrical, mechanical and thermal properties with Hirshfeld surface analysis of organic piperazine para-nitrophenol crystals: An effective material for NLO device fabrication

  • Authors: Kannan, V., Maadhu, T., Periyasamy, P., Gandhiraj, V., Periyasamy, P.
    Journal: Journal of Solid State Chemistry
    Year: 2024, 330, 124457

Synthesis, experimental and theoretical studies of morpholinium bromide single crystal for NLO application

  • Authors: Maadhu, T., Jauhar, R.O.M., Raja, A., Pandian, M.S., Periyasamy, P.
    Journal: Journal of Molecular Structure
    Year: 2023, 1294, 136522

Design, crystal growth and characterizations of novel bis morpholinium zinc bromide single crystals for optoelectronic applications

  • Authors: Maadhu, T., Gandhiraj, V.
    Journal: Optical Materials
    Year: 2023, 138, 113694

Growth, structural, optical, thermal and mechanical properties of morpholinium 3,5-Dinitrosalicylate single crystals for nonlinear optical applications

  • Authors: Maadhu, T., Vinitha, G.
    Journal: Journal of Materials Science: Materials in Electronics
    Year: 2022, 33(26), pp. 20911–20928