Dr. Venkatramaiah Nutalapati


Research Assistant Professor

Educational Details:

  • Degree – Ph.D
  • Area or Subject – Chemistry
  • University – Pondicherry University
  • Awarded Year – Dec-2011

Academic Experience:

  • Research Assistant Professor in the Department of Chemistry, SRM Institute of Science and Technology (formerly known as SRM University), July 2017-Till date.
  • Research Associate at Indian Institute of Science (IISc), Bangalore from 01/10/2016-30/05/2017.
  • FCT-Post-Doctoral fellow at University of Aveiro, Portugal from 01/05/2012 -30/04/2016
  • Post-Doctoral fellow at Indian Institute of Science (IISc), Bangalore from 01/05/2011-30/04/2012.

Workshops /Seminars/Conferences

  • N. Venkatramaiah, C. F. Pereira, A. D. G. Firmino, F. A. A. Paz and J. P. C. Tomé, Phophonate appended functional chromophores as novel (chemo)sensors for detection of Nitroaromatic compounds, XX Encontro Luso-Galego de Química, Porto, Portugal, 2014.
  • D. Rocha, N. Venkatramaiah, M. C. Gomes, M. A. F. Faustino, A. Almeida, F. A. A. Paz, Â. Cunha and J. P. C. Tomé, Multi-charged water soluble Zinc(II)phthalocyanines for photodynamic inactivation of micro-organism, XX Encontro Luso-Galego de Química” Porto, Portugal, 2014.
  • N. Venkatramaiah, D. Rocha, J. A. Fernandes, F. A. A. Paz and J. P. C. Tome´, Novel water soluble Zn(II)phthalocyanine based photosensitizers: Structure, photochemical and photophysical studies, XXIII National Meeting SPQ, Aveiro, Portugal, 2013, P-1.53, pg. 115.
  • N. Venkatramaiah, F. A. A. Paz and J. P. C. Tome´, Novel Water-Soluble Phosphonate Phthalocyanines for the Preparation of Metal-Organic Frameworks, REDCAT, University of Aveiro, Portugal, Nov 25-30, 2012.
  • N. Venkatramaiah and R.Venkatesan, Synthesis and Structural characterization of BF3-induced meso- Tetra (4-Sulfonato phenyl porphyrin (TPPS4) Jaggregates, Cambridge University Winter school on Chemistry and Physics of materials, at Jawaharlal Nehru centre for Advance scientific research, Bangalore, India Nov.31-Dec 05, 2009.
  • N. Venkatramaiah, G. Suresh, T. Anil kumar and R.Venkatesan, Porphyrin embedded polymer films as Copper (II) ion selective ionophores, International seminar on Analytical Chemistry- Its importance in Industry, environment and Health, Andhra University, India, Nov-8-12, 2008, P-27.

Achievements and Awards: 

• Senior Research Fellowship (CSIR): Awarded by Council of Scientific and Industrial Research, (CSIR- India), 2008.
• Fundação para a Ciência e a Tecnologia (FCT) Post-doctoral award 2012-2016. Portugal.

  • Chemosensors
  • Aggregation Induced Emission (AIE) and Aggregation Induced Emission Enahncement (AIEE)
  • Fluorescent Molecular Switches and Memory Devices
  • Fluorescent Molecular Tags and Photodyanamic Therapatic Drugs
  • Oganic Light Emitting Diodes (OLEDs)

Group leader: Dr. Venkatramaiah Nutalapati


Ph.D Students: Will update soon..


Master Students: Will update soon..

Selected Patents:

  • Fluoranthene Derivatives for Detection of Nitroaromatic compounds, Nutalapati Venkatramaiah, Shiv Kumar and Satish Amrutrao Patil, IN Patent Apl. IN2012CH03513 A 20,140,307.
  • A sensor device for HCl gas detection, Nutalapati Venkatramaiah, Jisha. V Kurup, Rengarajan Venkatesan, Indian Patent, IN 275033 (2016).

Selected Publications:

  • N. Venkatramaiah, G. Dinesh Kumar, Y. Chandrasekaran, Ramesh Ganduri and Satish Patil, Aggregation Induced Emission from Carbazolebased Organic Materials towards Efficient Blue and Bright Yellow Organic Light Emitting Diodes, ACS Applied Materials & Interfaces., 2018, 10, 3838-3847 (I.F-7.504)
  • Y. Chandrasekaran, N. Venkatramaiah and Satish Patil, Tetraphenylethene‐Based Conjugated Fluoranthene: A Potential Fluorescent Probe for Detection of Nitroaromatic Compounds, Chemistry: A Euro. J., 2016, 22, 5288-5294. (I.F-5.317
  • N. Venkatramaiah, P. M. R. Pereira, F. A. A. Paz, C. A. F. Ribeiro, R. Fernandes and J. P. C. Tomé, Dual functionality of phosphonic acid appended phthalocyanines: inhibitors of urokinase plasminogen activator and anticancer photodynamic agents, Chem. Commun., 2015, 51, 15550-15553. (I.F-6.319)
  • N. Venkatramaiah, C. F. Pereira, R. F. Mendes, F. A. A. Paz and J. P. C. Tomé, Phosphonate Appended Porphyrins as Versatile Chemosensors for Selective Detection of Trinitrotoluene, Anal. Chem., 2015, 87, 4515-4522. (I.F-6.320)
  • N. Venkatramaiah, P. Srikanth, F. A. A. Paz and J. P. C. Tomé, Synthesis and photophysical characterization of dimethylamine derived Zn(II) Phthalocyanines: Exploring the potential as selective chemosensors for Trinitrophenol, J. Mater. Chem. C., 2015, 3, 1056-1067. (I.F- 5.25)
  • N. Venkatramaiah, Ana D. G. Firmino, F. A. A. Paz and J. P. C. Tomé, Fast detection of nitroaromatics using phosphonate pyrene motifs as dual chemo-sensors, Chem. Commun., 2014, 50, 9683-9686. (I.F-6.319)
  • K. D. Prasad, N. Venkatramaiah, and T. N. Guru Row, 1,9-pyrazoloanthrone as a Colorimetric and “Turn-On” Fluorometric chemosensor: Structural implications, Cryst. Growth Des., 2014, 14, 2118–2122. (I.F-4.05)
  • J. Dhar, N. Venkatramaiah, A. Anitha and Satish Patil, Photophysical, Electrochemical and Solid State Properties of Diketopyrrolopyrrole based Molecular Materials: Importance of Donor Group, J. Mater. Chem. C., 2014, 2, 3457-3466. (I.F-5.25)
  • N. Venkatramaiah,* B. Ramakrishna, R. Venkatesan, F. A. A. Paz and   J. P. C. Tomé, Facile synthesis of highly stable BF3-induced meso tetrakis (4-sulfonatophenyl)porphyrin (TPPS4)-J-aggregates: structure, photophysical and electrochemical properties, New J. Chem., 2013, 37, 3745-3754. (I.F-3.2) (* corresponding author)
  • N. Venkatramaiah, Shiv kumar and Satish Patil, Fluoranthene based derivatives for detection of trace explosive nitroaromatics, J. Phy. Chem. C., 2013, 117, 7236-7245. (I.F-4.536)
  • N. Venkatramaiah, Shiv kumar and Satish Patil, Fluoranthene based selective fluorescent chemosensors for detection of explosive nitroaromatics, Chem. Comm., 2012, 48, 5007-5009. (I.F-6.319)
  • N. Venkatramaiah, Shiv kumar and Satish Patil, Femtogram detection of explosive nitroaromatics: Fluoranthene based fluorescent Chemosensors, Chemistry: A Euro. J., 2012, 18, 14745–14751. (I.F-5.317)
  • M. A.Naik, N. Venkatramaiah, C. Kanimozhi and Satish Patil, Influence of Side-Chain on Structural Order and Photophysical Properties in Thiophene based Diketopyrrolopyrroles: A Systematic Study, J. Phy. Chem. C., 2012, 116, 26128–26137. (I.F-4.536)
  • K. Tandy, G. K. Dutta, N. Venkatramaiah, Y. Zhang, M. Aljada, P. Meredith, P. L. Burn, Satish Patil, E. B. Namdas, Thieno[3,2-b]thiophenediketopyrrolopyrrole-benzo[1,2-b:4,5-b]dithiophenebased polymer for Ambipolar Field-Effect Transistors and Solar Cells, Organic Electronics., 2012, 13, 1981-1988. (I.F-3.8)
  • M. B. M. Krishna, N. Venkatramaiah, R. Venkatesan, D. Narayana Rao, Synthesis, Structural, Spectroscopic and nonlinear optical measurements of graphene oxide and its composites with metal, metal free porphyrins, J. Mater. Chem., 2012, 22, 3059-3068. (I.F-6.2)
  • Nonlinear optical properties of covalently linked Graphene-Metal porphyrin composite materials, M. Bala Murali Krishna, V. Praveen Kumar, N.Venkatramaiah, R.Venkatesan, D. Narayana Rao. Appl. Phy. Lett., 2011, 98, 081106. (This also been selected for Virtual Journal of Nanoscale Science & Technology, 2011, 23(9)(I.F-3.414) 

For the complete list of publications

Papers Presented:

  • S.R Allam, M.H. Dar, N. Venkatramaiah, R. Venkatesan, A. Sharan, Spatial self-phase modulation in the H2TPP (OH) 4 doped in Boric Acid Glass, arXiv preprint arXiv:1511.00814.
  • S.R. Allam, M.H. Dar, N. Venkatramaiah, R. Venkatesan, A. Sharan, Study of spatial rings in TPPOH4 doped in boric acid glass, IOP Conference Series: Materials Science and Engineering 73 (1), 012023.
  • M.B.M. Krishna, N. Venkatramaiah, R. Venkatesan, D.N. Rao, Graphene oxide (GO)-semiconductor (ZnO, TiO2) nanoparticles for broadband optical limiting, Fiber Optics and Photonics, PHOTONICS, 2012 International Conference on, 1-3
  • M.B.M Krishna, N. Venkatramaiah, R. Venkatesan, D.N. Rao, Nonlinear optical properties of graphene‐(OH, Sn) porphyrin composites in picosecond regime, AIP Conference Proceedings 1391 (1), 680-682.

Working Papers:

  • N. Venkatramaiah and J. Malineni, A New Class of Multifaceted Fluorescent Functional Molecular Materials: Applications towards the selective detection of Hg2+ and cell imaging applications, under submission. 2018
  • N. Venkatramaiah and J. Malineni, A New Class of Conjugated Low-Molecular-Mass Gelator: Synthesis, Aggregation and Catalytic Applications, under submission.
  • N. Venkatramaiah and T.N. Guru Row, Role of intermolecular hydrogen bonding of fluorophores towards detection of polynitroaromatic derivatives, manuscript under preparation.

Work in Progress:

  • Molecular switches and prototype devices for nitroaromatics, toxic metals and ions
  • Chemosensors for pesticides and Light based technology for PDT cancer therapy
  • CY 1201-Nuclear and Radiation Chemistry
  • 15CY101- Chemistry

We are constantly looking forward for motivated and enthusiastic under graduate, graduate and Post-docs for various research projects.

If you are interested, please contact via email with your CV.


Contact details:

Dr. Venkatramaiah Nutalapati 
Research Assistant Professor
Department of Chemistry and SRM Research Institute
R-701-B, Central library building
SRM Institute of Science and Technology (formerly known as SRM University), Kattankulathur
Chennai – 603203