Associate Dean for the Sciences, College of Arts, Letter and Sciences
- Office Location: SCLB 469
- Office Phone: (501) 569-8825
- Fax: (501) (501) 569-8838
- E-mail: email@example.com
- B.S. (Chemistry) – Delhi University, India
- M.S. (Organic Chemistry) – University of Houston, Houston, TX
- Ph.D. (Organic Chemistry) – Tulane University, New Orleans, LA
- Research Associate – University of Wisconsin at Madison, WI
Field of Research:
Modification and utilization of bio-based materials, Electrically Conducting polymers
Current research projects:
Renewable resource-based nanocomposite media for water purification (including their use in phosphate remediation); Microwave-assisted synthesis of carbon, heteroatom doped carbon and carbon-metal nanocomposites, and their use in energy generation and storage
Research (within the last three years)
1.) Ramasahayam, S. K.; Nasini, U. B.; Bairi, V. G.; Shaikh, A. U.; Viswanathan, T., Novel Si, P co-doped carbon for supercapacitor applications. Journal of Power Sources 2015, 275, 835-844.
2.) Sharma, R.; Arnoult, K.; Ramasahayam, S. K.; Azam, S.; Hicks, Z.; Shaikh, A.; Viswanathan, T., Photo-electrochemical hydrogen production using novel heteroatom doped carbon under solar simulated radiation. IEEE transactions 2015. (In Press).
3.) Ramasahayam, S. K.; Hicks, Z.; Viswanathan, T., Thiamine-based nitrogen, phosphorus and silicon tri-doped carbon for supercapacitor applications. ACS Sustainable Chemistry & Engineering, DOI 10.1021/acssuschemeng.5b00453, 2015, Ahead of Print
4.) Ramasahayam, S. K.; Clark, A. L.; Hicks, Z.; Viswanathan, T., Spent coffee grounds derived P, N co-doped C as renewable electrocatalyst for supercapacitor applications. Electrochimica Acta 2015, 168, 414-422.
5.) Ramasahayam, S. K.; Azam, S.; Viswanathan, T., Phosphorous, nitrogen co-doped carbon from spent coffee grounds for fuel cell applications. Journal of Applied Polymer Science 2015, 132 (18), 41948/1-41948/8.
6.) Ramasahayam, S. K.; Nasini, U. B.; Bairi, V. G.; Shaikh, A. U.; Viswanathan, T., Microwave assisted synthesis and characterization of silicon and phosphorous co-doped carbon as an electrocatalyst for oxygen reduction reaction. RSC Advances 2014, 4, 6306-6313.
7.) Ramasahayam, S. K.; Guzman L.; Gunawan G.; Viswanathan T., A Comprehensive Review of Phosphorus Removal Technologies and Processes. Journal of Macromolecular Science, Part A: Pure and Applied Chemistry 2014, 51, 538-545.
8.) Nasini, U. B.; Bairi, V. G.; Ramasahayam, S. K.; Bourdo, S. E.; Shaikh, A. U.; Viswanathan, T., Phosphorous and nitrogen dual heteroatom doped mesoporous carbon synthesized via microwave method for supercapacitor application. Journal of Power Sources 2013, 250, 257-265.
9.) Nasini, U. B.; Bairi, V. G.; Ramasahayam, S. K.; Bourdo, S. E.; Viswanathan, T.; Shaikh, A. U., Oxygen Reduction Reaction Studies of Phosphorus and Nitrogen Co-Doped Mesoporous Carbon Synthesized via Microwave Technique. Chemelectrochem 2013, 1 (3), 573-579.
10.) Gunawan, Gunawan, Bourdo, Shawn, Biris, Alexandru S. Viswanathan, Tito, New Route of Microwave-Assisted Synthesis of Carbon-Supported Nickel Phosphide (C/Ni2P) Nanocomposite Phosphorus, Sulfur, and Silicon and the Related Elements, Volume 188, Number 6, 768-777 (2013)
11.) Venu Gopal Bairi, Shawn E. Bourdo, Udaya B. Nasini, Sunil K. Ramasahayam, Fumiya Watanabe, Brian C. Berry, and Tito Viswanathan, Microwave-Assisted Synthesis of Nitrogen and Phosphorus Co-Doped Mesoporous Carbon and Their Potential Application in Alkaline Fuel Cells, Science of Advanced Materials, Vol. 5, No. 9, pp. 1–7 (2013)
12.) Gunawan Gunawan, Shawn Bourdo, Alexandru S. Biris and Tito Viswanathan “Microwave-Assisted Synthesis of Highly Dispersed Carbon Supported Nickel Nanoparticles (Ni/C) With Renewable Carbon Source” Synthesis and Reactivity in Inorganic, Metal-Organic, and Nano-Metal Chemistry, Vol. 43, Issue 5, 635-639 (2013)
13.) Omar Abdulrazzaq, Shawn E. Bourdo, Viney Saini, Venu G. Bairi, Enkeleda Dervishi, Tito Viswanathan, Zeid A. Nima, Alexandru S.Biris “Optimization of the Protonation Level of Polyaniline-Based Hole-Transport Layers in Bulk-Heterojunction Organic Solar Cells”, Energy Technology, Volume 1, Issue 8, pp. 463–470 (2013)
14.) Shawn Bourdo, Brock Warford and Tito Viswanathan, Thermal and Electrical Properties of Graphite- Polyaniline composites, J. Solid State Chem, 196, 309-313 (2012)
15.) Loren Clark, Gunawan Gunawan and Tito Viswanathan, Removal of Phosphorus from Contaminated Water Using Iron-containing Quaternized Wood Nanocomposite, International Journal of Green Nanotechnology, 4,1-8 (2012)
16.) Venu Gopal Bairi, Brock A. Warford, Shawn E. Bourdo, Alexandru S. Biris, Tito Viswanathan, ” Synthesis and characterization of tanninsulfonic acid doped polyaniline-metal oxide nanocomposites” Journal of Applied Polymer Science, 124 (4), 3320-3328 (2012)
17.) Chris Finlay, Shawn Bourdo, Gunawan Gunawan, Alex Biris, Greg Salamo, Vasil, Tito Viswanathan, Novel microwave assisted synthesis of carbon-magnetite nanocomposites based on a renewable resource, J. Wood Chemistry & Technology, 32, 268 – 278 (2012)
18.) Sunil Kumar Ramasahayam, Gunawan Gunawan, Chris Finlay and Tito Viswanathan, Renewable resource-based magnetic nanocomposites for Phosphorus removal and recovery from contaminated waters, Air, Water and Soil Pollution – An International Journal of Environmental Pollution, 223, 4853-4863 (2012)
1. US 20130157838 (2015) DOPED CARBON MATERIALS, METHODS OF MAKING AND APPLICATIONS OF THE SAME.
2. US 9,095,837 (2015) MODIFIED RENEWABLE RESOURCE BASED REDUCED METAL OXIDE CONTAINING MATERIALS AND APPLICATIONS OF SAME
3. US 8,753,603 (2014) Microwave-assisted synthesis of carbon nanotubes from tannin, lignin, and derivatives
4. US 8,647,512 (2014) Use of magnetic carbon composites from renewable resource materials for oil spill cleanup and recovery
5. US 8,790,615 (2014) METHODS OF SYNTHESIZING CARBON-MAGNETITE NANOCOMPOSITES FROM RENEWABLE RESOURCE MATERIALS AND APPLICATION OF SAME (Useful in Phosphorus and Arsenic removal)
6. US 8,920,688 (2014) Microwave-assisted synthesis of transition metal phosphide
V7. US 8,574,337 (2013) RENEWABLE RESOURCE-BASED METAL-CONTAINING MATERIALS AND APPLICATIONS OF THE SAME
8. US 8,167, 973 (2012) MICROWAVE-ASSISTED SYNTHESIS OF CARBON AND CARBON-METAL COMPOSITES FROM LIGNIN, TANNIN AND ASPHALT DERIVATIVES
AbTech Industries, Novel wood-based composites for removal and recovery of Phosphorus and Selenium, Tito Viswanathan, (PI) funded for $150,000 from May 1, 2015 through April 30, 2016
Novel lignin based magnetic nanocomposites for removal and recovery of phosphorus from contaminated waters, Tito Viswanathan, (Chief Scientist) Funded for $300,000 for 2 years. EPA Phase II SBIR program July 30, 2013 through July 30, 2015
A 400MHz FTNMR for teaching and research (NSF-Instrumentation grant) Anidya Ghosh (PI), B. Berry, Tito Viswanathan and D. Jones (Funded $350,000 till 2012- 2015)
Heteroatom doped carbon for supercapacitors Arkansas Space Grant Consortium (Funded $2000, July 2014-June 2015
Novel heteroatom doped carbon nanostructures for use in fuel cells, supercapacitors and solar light-mediated hydrogen production, Tito Viswanathan (PI), Funded NASA RID proposal, ($20,000, July 2014 through July 2015)
Novel heteroatom doped carbon nanostructures for use in supercapacitors and solar light-mediated hydrogen production ASSET Initiative grant to Zach Hicks (undergraduate) (PI: Tito Viswanathan) $6000 (expires Dec. 31, 2016)
Lignin and tannin based magnetic nanocomposites for oil spill removal and recovery (2015)
Gulf of Mexico Research Initiative grant (Tito Viswanathan PI, $900,000) Jan.1, 2016 – Dec. 31, 2018 (Pending)
Heteroatom doped carbon for energy generation and storage, Arkansas Space Grant Consortium (Funded $6000, July 2013-June 2014)
Heteroatom doped carbon for supercapacitors Arkansas Space Grant Consortium (Funded $2000, July 2014-June 2015)
Co-PI (with Alex Biris) Novel energy devices using carbon nanotubes and inherently conducting polymers (Funded by DOE through the UALR Nanotechnology Center) January 2009 through December 2012. (1.18 million)
What do you love about being a professor?
Flexibility and freedom to pursue independent research. Joy of teaching chemistry to college students. Discovering and inventing.
What areas in your field interest you the most?
Converting sun light to electrical energy.
What else would you like to research if you had time?
Novel catalysts which can carry out synthesis of organic compounds and polymers.
What book or person has had the most impact on you and why?
Bhagawad Gita – which talks about the impermanence of all.
What do you like to do in your free time?
Watch sports or hike.
What one bit of advice do you give to your new students?
Right action with the right attitude is needed to overcome disappointment.
Other relevant info you want to share
The only thing that can be concluded in life is that nothing can be concluded!