Associate Professor and Head

Dr Pardha Saradhi Maram 

Department of Chemistry


  1. Solid state electrochemistry, thermodynamics, and solution calorimetry
  2. Metal Oxide Catalysis (Environmental catalysis)
  3. Ultra-high temperature ceramics, synthesis & calorimetry above 15000C



Acharya Nagarjuna University


Andhra University


Indian Institute of Technology Madras


  • Dec 2020 to till date, Associate Professor, SRM University, Andhra Pradesh
  • Jul 2018 to Dec 2020, Assistant Professor, SRM University, Andhra Pradesh
  • Apr 2016 to Jun 2018, Project Scientist | University of California Davis, USA
  • Jul 2015 to Mar 2016, Materials Scientist | Clean Deiseal Technology Inc., California, USA
  • Sept 2010 to Jun 2015, Postdoctoral Scholar | University of California Davis, USA
  • Jun 2009 to Aug 2010, Project Officer | IIT Hyderabad, India

Research Interest

  • Development and thermochemistry of functional metal oxides with electrochemical and energy applications
  • Surface and interface energetics of both non-crystalline and crystalline solids
  • Development and thermochemistry of advanced mixed metal oxides for two-, three-way applications: Next generation emission control catalysts
  • Understanding the structure stability, phase transition and thermal expansion of ultra-high temperature ceramics, calorimetry and thermal analysis above 1500 °C

Awards & Fellowships

  • 2010 – Alfred Werner best thesis award – Dept. of Inorganic & Analytical Chemistry, Indian Institute of Technology Madras
  • 2007 to 2008 – Indo French student exchange fellowship under the scheme of LAFICS & CEFIPRA– French Embassy in India (Science & Technology Service)


  • Member in the following organizations
  • Thermodynamic Consortium (THERMOCON)
  • American Ceramic Society
  • Materials Research Society


  • “Systematic Water Uptake Energetics of Yttrium Doped Barium Zirconate - A High Resolution Thermochemical Study”, Mayra Dancini Gonçalves, Aleksandra Mielewczyk-Gryn, Pardha Saradhi Maram, Łukasz Kryścio, Maria Gazda, Alexandra Navrotsky, J. Phys. Chem. C, 124, 11316 (2020)
  • “High-Resolution Thermochemical Study of Phase Stability and Rapid Oxygen Incorporation in YBaCo4-xZnxO7+ d 114-Cobaltites”, Dmitry S. Tsvetkov, Pardha S. Maram, Nadezhda S. Tsvetkova, Andrey Yu. Zuev, and Alexandra Navrotsky, J. Phys. Chem. A, 122, 9597 (2018)
  • Probing disorder in complex pyrochlore oxides using in situ synchrotron diffraction on levitated solids – A thermodynamic perspective” Pardha S. Maram, Sergey V. Ushakov, Richard J.K. Weber, Chris J. Benmore, and A Navrotsky, Scientific Reports 8, 10658, (2018)
  • A correlation between formation enthalpy and ionic conductivity in perovskite-structured Li3xLa67-xTiO3 solid lithium ion conductors, Xin Guo, Pardha S Maram and Alexandra Navrotsky J. Mater. Chem. A 5, 12951-12957 (2017)
  • “Effect of synthesis atmosphere on the proton conductivity of Y-doped barium zirconate solid electrolytes”, MD Goncalves, Pardha S Maram, A Navrotsky and R Muccillo Ceramic Int. 42 (12), 13689-13696 (2016)
  • Development of Non-Copper Advanced Spinel Mixed Metal Oxides for Zero-Precious Metal and Ultra-Low Precious Metal Next-Generation TWC, S. Golden, Z. Nazarpoor, M. Launois, R-F. Liu, and Pardha S Maram, SAE Technical Paper 2016
  • Thermochemistry of Rare Earth Perovskites Na3xRE67-xTiO3 (RE = La, Ce)”, Dawei Feng, Pardha Saradhi Maram, Aleksandra Mielewczyk-Gryń, Alexandra Navrotsky, Am. Mineral. 101 (5), 1025-1028 (2016)
  • In situ diffraction from levitated solids under extreme conditions - structure and thermal expansion in the Eu2O3-ZrO2” Pardha S. Maram, Sergey V. Ushakov, Richard J.K. Weber, Chris J. Benmore, and Alexandra Navrotsky, J. Am. Ceram. Soc., 98(4), 1292-1299 (2015)
  • Enthalpy of formation and thermodynamic insights into yttrium doped BaZrO3 MD Gonçalves, Pardha S Maram, R Muccillo, A Navrotsky, Mater. Chem A., 2(42), 17840-17847 (2014)
  • Enhanced luminescence of Sr2SiO4: Dy3+ by sensitization (Ce3+/Eu2+) and fabrication of white light-emitting-diodes” Pardha S. Maram, Lakshminarasimhan, S. Boudin, K. Vijay Kumar Gupta, U.V. Varadaraju and B. Raveau, Mat. Lett., 117, 302-304 (2014)
  • Experimental Confirmation of Low Surface Energy in LiCoO2 and Implications for Lithium Battery Electrodes Pardha S. Maram, G.C.C. Costa and A. Navrotsky, Angew. Chem. Int. Ed., 52 (46), 12139-12142 (2013)
  • Thermodynamics of Nanoscale Calcium and Strontium Titanate Perovskite” Sulata Kumari Sahu, Pardha S. Maram and A. Navrotsky, Am. Ceram. Soc., 96 (11), 3670-3676 (2013)
  • Amorphous alumina nanoparticles: Structure, surface energy, and thermodynamic phase stability A. H. Tavakoli, Pardha S. Maram, S. J. Widgeon, J. Rufner, K. Benthem, S. U. Ushakov, S. Sen, and A. Navrotsky, J. Phys. Chem. C., 117, 17123-17130 (2013)
  • Thermodynamics of Nanoscale PbTiO3 and BaTiO3 Perovskites" G.C.C. Costa, Pardha S. Maram, and A. Navrotsky, Am. Ceram. Soc., 95(10), 3254-3262, (2012)
  • Fluorite-pyrochlore transformation in Eu2Zr2O7—direct calorimetric measurement of phase transition, formation and surface enthalpies, Pardha S. Maram, S. V. Ushakov and A. Navrotsky, RSC Advances, 2, 3328 (2012)
  • Reduction of Eu3+ in air and luminescence properties of Eu3+/Eu2+ and Tb3+ activated feldspar minerals MB2Si2O8 [M = Sr, Ba] – Towards white light generation". Pardha S. Maram, S. Boudin, U.V. Varadaraju and B. Raveau, Solid State Chem., (2010) 183 (10), 2496-2500
  • Multiband Orange-Red Photoluminescence of Eu3+ ions in new “114” LnBaZn3GaO7 and LnBaZn3AlO7 oxides" Pardha S. Maram, Raveau, V. Caignaert and U.V. Varadaraju. J. Solid State Chem., 183 (2), 485-490, (2010)
  • Facile Chemical Insertion of Lithium in Eu33Zr2(PO4)3 – An Elegant Approach for Tuning the Photoluminescence Properties, Pardha S. Maram, V. Pralong, U.V. Varadaraju and B. Raveau, Chem. Mater., 21 (9), 1793-1795 (2009)
  • New Layered Hydrogenophosphate, Protonic Conductor: Mn(H2PO4)2 Baies, V. Pralong, V. Caignaert, Pardha S. Maram, U.V. Varadaraju and B. Raveau, Inorg. Chem., 47(13), 6072-6076 (2008)
  • Photoluminescence Studies on Eu2+ - Activated Li2SrSiO4 – a potential Orange – Yellow Phosphor for Solid-State-Lighting, Pardha S. Maram, and U.V. Varadaraju, Chem. Mater., 18, 5267 – 5272 (2006)

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