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Dr Vishnumurthy K A

 Assistant Professor
 Qualification   M.Sc., Ph.D
 Experience
Teaching: 10 Years, Industry: 1.5 Years,   Research: 12 Years
 Area of Interest Conjugated polymers, Organic electronics, Sensors
 Date of Joining RVCE   05.11.2013
 Email ID   vishnumurthyka@rvce.edu.in

 Publications:

International Journals        : 35

International Conferences : 18

National Conference          : 08

Project gudieded

UG projects: 08

PG projects: 03

List of National Conference publications

  1. Roopa J, Vishnumurthy K A Rahul Kayala, Madhura Talwar, “Synthesis and Characterization of Conducting Polymers for Gas Sensing Applications”, Munnar, Kerala, India, 27 - 28 April 2014.

  2. Dr. B.S. Satyanarayana, Vishnu Murthy K A, Roopa J, Pratheek P, Pranav Neeli, Dheeraj Yadav, Nivas K A, Development And Characterization Of Polypyrrole Thin Films For LPG Leakage Detection System, IST, JNTUH Campus, Kukatpally, Hyderabad, Andhra Pradesh, India. June 26-28 2014

List of International Journals publications

  1. Dhivyadharshini, Sindhu S. Raj, B. J. Arpita & K. A. Vishnumurthy. Symphony of Iron Fluoride Cathodes in Advanced Energy Storage Devices,” Korean J. Chem. Eng., vol. 41, no. 1, pp. 53–72, Jan. 2024, doi: 10.1007/s11814-023-00008-x.

  2. K. S. Anu, K. A. Vishnumurthy, A. Mahesh, and K. Natarajan, “Carbon fiber-reinforced, activated carbon-embedded copper oxide nanoparticles/epoxy hybrid composites for EMI shielding in aircraft applications,” Polym. Bull., Jan. 2024, doi: 10.1007/s00289-023-05112-w.

  3. H. S. Rashmi, K. A. Vishnumurthy, K. H. Girish, and K. Raviraj, “Design and development of conjugated polymer-ferrite composite for selective recognition of NO2 vapors,” Journal of Molecular Structure, vol. 1271, p. 134149, Jan. 2023, doi: 10.1016/j.molstruc.2022.134149.

  4. K. S. Anu, K. A. Vishnumurthy, A. Mahesh, and K. Natarajan, “Effect of carbon fiber reinforcement on the mechanical and electromagnetic shielding properties of the Fe3O4-carbonaceous/epoxy composites,” Polymers for Advanced Technologies, vol. 34, no. 9, pp. 2946–2960, 2023, doi: 10.1002/pat.6119.

  5. R. J. Basavaraja, O. Rahul, M. Ranganatha, K. S. Suhas, and K. A. Vishnumurthy, “Reduction of Chromium in Waste Water from Hard Chrome Plating Processes: A Review,” Asian Journal of Water, Environment and Pollution, vol. 20, no. 1, pp. 49–55, Jan. 2023, doi: 10.3233/AJW230008.

  6. R. Hulimane Shivaswamy, V. Kanive bagilu Ananthapadmanabha, and R. Kusanur, “Highly sensitive acetone sensor based on conjugated polymer nanocomposites,” Polymers for Advanced Technologies, vol. 34, no. 4, pp. 1118–1132, 2023, doi: 10.1002/pat.5956.

  7. K. A. Vishnumurthy, S. Pramodini, P. Poornesh, K. K. Nagaraja, and T. N. Ahipa, “Design and synthesis of polyindole - ZnO nano composite for NLO applications,” Journal of the Indian Chemical Society, vol. 100, no. 1, p. 100827, Jan. 2023, doi: 10.1016/j.jics.2022.100827.

  8. R. Sridhar, V. Amith, S. Aditya, A. Gangadhar, and K. A. Vishnumurthy, “Electrospun PVDF/Cloisite-30B and PVDF/BaTio3/graphene nanofiber mats for development of nanogenerators,” J. Indian Chem. Soc., vol. 99, no. 6, p. 100501, Jun. 2022, doi: 10.1016/j.jics.2022.100501.

  9. H. S. Rashmi, K. A. Vishnumurthy, and R. Kusanur, “Design and synthesis of new conjugated copolymer for methanol sensing application,” Mater. Today, Proc., vol. 54, pp. 596–601, Jan. 2022, doi: 10.1016/j.matpr.2021.10.055.

  10. K. A. Vishnumurthy and K. H. Girish, “A comprehensive review of battery technology for E-mobility,” J. Indian Chem. Soc., vol. 98, no. 10, p. 100173, Oct. 2021, doi: 10.1016/j.jics.2021.100173.

  11. V. Amith, R. Sridhar, A. Gangadhar, and K. A. Vishnumurthy, “Design and synthesis of PVDF-cloisite-30B nanocomposite fibers for energy harvesting applications,” Surf. Interfaces, vol. 22, p. 100869, Feb. 2021, doi: 10.1016/j.surfin.2020.100869.

  12. K. A. Vishnumurthy, A. V. Kesavan, S. K. Swathi, and P. C. Ramamurthy, “Low band gap thienothiophene-diketopyrrolopyrole copolymers with V2O5 as hole transport layer for photovoltaic application,” Opt. Mater., vol. 109, p. 110303, Nov. 2020, doi: 10.1016/j.optmat.2020.110303.

  13. N. S. Naik, M. Padaki, A. M. Isloor, K. K. Nagaraja, and K. A. Vishnumurthy, “Poly(ionic liquid)-Based charge and size selective loose nanofiltration membrane for molecular separation,” Chem. Eng. J., vol. 418, p. 129372, Aug. 2021, doi: 10.1016/j.cej.2021.129372.

  14. K. A. Vishnumurthy and A. V. Adhikari, “Reduction of nitro compounds carrying electron withdrawing groups: A convenient approach without metal catalyst,” Chem. Data Collect., vol. 20, p. 100211, Apr. 2019, doi: 10.1016/j.cdc.2019.100211.

  15. K. H. Girish, K. A. Vishnumurthy, and T. S. Roopa, “Role of conducting polymers in enhancing the stability and performance of perovskite solar cells: a brief review,” Mater. Today Sustain., vol. 17, p. 100090, Mar. 2022, doi: 10.1016/j.mtsust.2021.100090.

  16. J. H. Patil, K. A. Vishnumurthy, R. Kusanur, and R. Melavanki, “Synthesis and characterization of chitosan-hydroxyapatite composite for bone graft applications,” J. Indian Chem. Soc., vol. 99, no. 1, p. 100308, Jan. 2022, doi: 10.1016/j.jics.2021.100308.

  17. K. A. Vishnumurthy and K. H. Girish, “Synthesis, photophysical, electrochemical and computational study of indolocarbazole based donor acceptor type conjugated polymers,” Chem. Pap., vol. 75, no. 5, pp. 1969–1980, May 2021, doi: 10.1007/s11696-020-01445-2.

  18. K. A. Vishnumurthy, K. H. Girish, and A. V. Adhikari, “Synthesis, physicochemical properties and computational study of donor–acceptor polymer for optical limiting application,” SN Appl. Sci., vol. 2, no. 10, p. 1727, Sep. 2020, doi: 10.1007/s42452-020-03523-2.

  19. H. Rajaram, N. Harshitha, S. A. Ram, S. M. Patra, V. Niranjan, and K. A. Vishnumurthy, “Targeting non-structural proteins and 3CLpro in SARS-CoV-2 virus using phytochemicals from medicinal plants - In-silico approach,” J. Indian Chem. Soc., vol. 99, no. 6, p. 100488, Jun. 2022, doi: 10.1016/j.jics.2022.100488.

  20. K .A.Vishnumurthy, AV Adhikari,"Reduction of nitro compounds carrying electron withdrawing groups: A convenient approach without metal catalyst,Journal-Chemical Data Collections, Volume-20, Pages-100211,2019.

  21. SG Pallavi, K. A Vishnumurthy, K Natarajan. "Detection of Low Concentration Ammonia Gas Using Diphenylamine Based Conjugated Polymer Sensors." Sensor Letters 16 (6),(2018) 460-466.

  22. K. Natarajan Pallavi S.G*, Vishnumurthy K.A."Effect of silver nanoparticles on the ammonia gas sensing behavior in diphenylamine based conjugated polymer."Advanced Materials Letters.(2018) 10.5185/amlett.2018.2122.

  23. KM Ajay, MN Dinesh, KAV Murthy, CR Ravikumar, HP Nagaswarupa."Deposition & Electrochemical characterization of Multilayer coated electrode material for super capacitor application." Materials Today: Proceedings 5 (10),(2018) 21452-21457.

  24. SG Pallavi, KA Vishnumurthy, K Natarajan."Naked eye detection of ammonia gas using diphenylamine based conjugated polymers. "Materials Today: Proceedings 5 (10),(2018) 21421-21426.

  25. Ranjith Kottokkaran, Vishnumurthy A, Arul Varman Kesavan, Vinila NV, Praveen C. Ramamurthy. "Thienothiophene-benzoxadiazole based conjugated copolymer for organic photovoltaic application", Materials Today Communications 11,(2017) 132-138.

  26. SA Amith Veerabhadraiah, Sridhar Ramakrishna, Gangadhar Angadi, Mamtha Venkatram, Vishnumurthy Kanivebagilu Ananthapadmanabha, Narasimha Murthy Hebbale NarayanaRao, Krishna Munishamaiah."Development of polyvinyl acetate thin films by electrospinning for sensor applications"Applied Nanoscience 7 (7),(2017) 355-363.

  27. Mahesha M. Poojary, Kanivebagilu A. Vishnumurthy, Airody Vasudeva Adhikari. "Extraction, characterization and biological studies of phytochemicals from Mammea suriga."Journal of Pharmaceutical Analysis, 5(3), (2015), 182-189.

  28. M. G. Murali, K. A. Vishnumurthy, Sindhu Seethamraju and Praveen C. Ramamurthy."Colorimetric anion sensor based on receptor having indole- and thiourea-binding sites." RSC Adv., (2014),4, 20592-20598.

  29. M.S. Sunitha, K.A. Vishnumurthy, A.V. Adhikari, Optical limiting materials: Synthesis, electrochemical and optical studies of new thiophene based conjugated polymers carrying 1,3,4-oxadiazole units. Polymer Engineering and Science 53(6),(2013) 1347-1356.

  30. M.S. Sunitha, K.A. Vishnumurthy, A.V. Adhikari, Synthesis and two-photon absorption property of new π –conjugated donor–acceptor polymers carrying different heteroaromatics. J. Chem. Sci. Vol. 125,1, (2013), 29–40.

  31. K.A. Vishnumurthy, M. S. Sunitha, A. Vasudeva Adhikari. “Synthesis and Characterization of Thiophene Based Donor-Acceptor Type Polyimide and Polyazomethines for Optical Limiting Applications”. Polymer Bulletin 70 (1),(2013) 147-169.

List of International Conference publictions

  1. Vishnumurthy K.A., Kendaganna Swamy S. Girish K.H. “Naked Eye Detection of Fluoride Ions using Simple Dihydroxy Chalcone Sensor. RV Journal of Science Technology Engineering Arts and Management 4 (1), 1-14.

  2. Raviraj Kusanur, Rashmi H S , Vishnumurthy K A. Room temperature ammonia sensing by polyaminophenol- cobaltoxide nano composite sensor, RVJSTEAMRV Journal of Science Technology Engineering Arts and Management Volume 3 Issue 1.

  3. Rachana S Akki Darshan S , Shivaraj B W , Vishnumurthy K A. Simulation of CO Gas Sensing by Molybdenum Oxide using COMSOL Multiphysics. RVJSTEAMRV Journal of Science Technology Engineering Arts and Management. Volume 3 Issue 1 Pages58-65.

  4. Vidya Niranjan Ashwini S, Ghazala Masood, Harshitha B S, Sinchana H Vishnumurthy K A, Swarna M Patra. Role of Abscisic Acid in Plant Growth and Regulation: An Insilico Study RV Journal of Science Technology Engineering Arts and Management Volume 2 Pages 19-31.

  5. Girish K H, Pallavi S G Vishnumurthy K A. Synthesis, Experimental and Theoretical Study of Imine based Conjugated Polymer for Humidity Sensing Applications. RVJSTEAMRV Journal of Science Technology Engineering Arts and Management Volume 1 Issue 2 Pages 39-52.

  6. K Natarajan. Pallavi S.G, Vishnumurthy K.A Effect of silver nanoparticles on the ammonia gas sensing behavior in diphenylamine based conjugated polymer. Advanced Materials Letters 10 ((3)), 215-221.

  7. K Benara, S Baliga, DD Pai, S Shenoy, KA Vishnumurthy, MJ Vidya. Fabrication of a sensor to detect low concentration of methane: a bio-marker of colon cancer. 2016 IEEE Annual India Conference (INDICON), 1-4.

  8. CS Satish, BM Girija, K Zumair, S Arun Kumar, KB Ramesh, KA Vishnumurthy. Design of portable electronic instrument for detection of urea in milk by fabrication of urea sensor using ZnO nanoparticles. 2016 IEEE International Conference on Recent Trends in Electronics, Information & Communication Technology (RTEICT). Pages 2120-2124.

  9. J Roopa, R Muniraj, TM Magaraj, BS Satya Narayana, KS Geetha, Vishnu Murthy KA. Notice of Removal: Development of a Conducting Polymer [polyaniline] based gas sensor. 2015 International Conference on Electrical, Electronics, Signals, Communication and Optimization (EESCO) Pages 1-6.

  10. MS Sunitha, AV Adhikari, KA Vishnumurthy. Nonlinear optical studies of a da type conjugated polymer containing heterocyclic moieties International Journal of Applied Physics and Mathematics 2 (6), 436.

  11. Gurumurthy Hegde, Abhishek Kumar Srivastava, AV Adhikari, K Vishnumurthy, MM Yusoff, Vladimir G Chigrinov, Hoi Sing Kwok. Recent developments in photoalignment technology: Alignment properties of a thiophene based bis-hydrazone derivative. Volume 1 Pages 97.

  12. MS Sunitha, AV Adhikari, KA Vishnumurthy, R Philip. Nonlinear optical properties of a newly synthesized thiophene based conjugated polymer. AIP Conference Proceedings 1391 (1), 703-705

  13. KA Vishnumurthy, AV Adhikari, MS Sunitha, R Philip. Synthesis and characterization of a new conjugated polymer bearing pyrazole and thiophene moieties as potent NLO material. AIP Conference Proceedings 1391 (1), 652-654.

  14. Roopa J, Vishnu Murthy K A, Madhura N Talwar, Muniraj, Megharaj, B S Satya Narayana, K S Geetha, Development of a Polymer based Odour Sensor for Food and Safety Applications, International Conference on Large Area Flexible Electronics and Macroelectronics (ILAFM), RV College of Engineering, December 18- 20, 2014.

  15. Pallavi S G, Vishnumurthy K A, K Natarajan. “Synthesis of poly (alkylated diphenylamine.” International Conference on Large Area Flexible Electronics and Macroelectronics (ILAFM), December 18- 20, 2014, held at RV College of Engineering.

  16. Roopa J, Vishnu Murthy K A, K S Geetha, B S Satyanarayana, Development of a Conducting Polymer (Polyaniline) Based Gas Sensor., IEEE International Conference on Electrical, Electronics, Signals, Communication and Optimization (EESCO- 2015), Vizag, Jan 24-25, 2015. (got third prize)

  17. Roopa J, Vishnumurthy K A Rahul Kayala, Madhura Talwar, “Synthesis and Characterization of Conducting Polymers for Gas Sensing Applications”, Munnar, Kerala, India, 27 - 28 April 2014.

  18. Dr. B.S. Satyanarayana, Vishnu Murthy K A, Roopa J, Pratheek P, Pranav Neeli, Dheeraj Yadav, Nivas K A, Development And Characterization Of Polypyrrole Thin Films For LPG Leakage Detection System, IST, JNTUH Campus, Kukatpally, Hyderabad, Andhra Pradesh, India. June 26-28 2014

Awards

2015: Roopa J, Vishnu Murthy K A, K S Geetha, B S Satyanarayana,  Development of a Conducting Polymer (Polyaniline) Based Gas Sensor., IEEE International Conference on Electrical, Electronics, Signals, Communication and Optimization (EESCO- 2015), Vizag, Jan 24- 25 2015. Paper got third prize.

2011: Best poster award in “International conference on Recent Trends in material science and technology, Tiruvananthapuram, 18-21, October 2010.

2007: First rank award in M. Sc. (Industrial chemistry) with Prof. Gajendraghad Goldmedal from Kuvempu University. 

Notifications / CIrculars