Dr. Kiran Kondamareddy

Dr. Kiran Kondamareddy

Position: Assistant Professor
School: School of Sciences
Email: kiran.kondamareddy@fnu.ac.fj
Campus: Natabua Campus – Lautoka
Phone: 6667355 ext. 7084

Biography:

Dr Kiran Kumar Kondamareddy is an Assistant professor in the Department of Pure Sciences, at School of Sciences, College of Engineering & Technical Vocational Education and Training (CETVET) at Fiji National University. He has worked as a post-doctoral researcher at the Centre for Prototype Solar Cell Fabrication, Department of Electronics and Technology, Wuhan University, China, for three years from 2014 to 2017 and has been contributing to the investigation of nanomaterials and composites for photovoltaic and photocatalytic applications. He is currently working in collaboration with his colleagues at Fiji National University and with China-based research groups for photovoltaics and photocatalysis and carrying out a seed funding project at Fiji National University. He has experience in revision and development of curriculum for postgraduate and master’s courses at Fiji National University. He has experience of delivering workshops on perovskite photovoltaics (A three day work shop as a single resource person) and materials characterization ( One day work shop as a single resource person).

Qualification:

  • PhD on Sodium ion solid state-rechargeable batteries (Solid State Ionics), Sri Venkateswara University. Tirupati, India.
  • M.Phil., Potassium ion solid state-rechargeable batteries (Solid State Ionics), Sri Venkateswara University. Tirupati, India.
  • M.Sc. Physics (Solid State Physics and Applied Spectroscopy), Sri Venkateswara University. Tirupati, India.
  • B.Ed., (Physical Sciences), Sri Krishnadevaraya University, Anantapur, India.

Area of Expertise:

  • Photovoltaics – Dye-sensitized solar cells
  • Organic-Inorganic lead halide Perovskite solar cells
  • Photocatalysis
  • Hydrogen and Oxygen evolution
  • Synthesis and characterization of Nano materials and Nano-composite materials; for photovoltaic and photocatalytic applications
  • Synthesis and characterization of polymer blend complexes
  • Nanocomposite polymer blend electrolyte materials for solid-state electrochemical cell applications

Journals:

  • Zhanghai You, Dingze Lu, Kiran Kumar Kondamareddy, Wenju Gu, Yaoheng Su, Jiucun Pan, Jingxuan Yang, Pengfei Cheng, Wingkei Ho,
    “Organic-inorganic PVDF/Zn0.5Cd0.5S/Ti-NT photocatalytic membrane with synergistic effect of heterojunction and its derived multi-element excitation NO purification,”
    Separation and Purification Technology, 2025, 131293.
  • Zhennan Wang, Dingze Lu, Kiran Kumar Kondamareddy, Yang He, Wenju Gu, Jing Li, Huiqing Fan, Hongmei Wang, Wingkei Ho,
    “Recent Advances and Insights in Designing ZnxCd1–xS-Based Photocatalysts for Hydrogen Production and Synergistic Selective Oxidation to Value-Added Chemical Production,”
    ACS Applied Materials & Interfaces, 2024, 16(37), 48895–48926. DOI: 10.1021/acsami.4c09599.
  • Yuhao Zhang, Dingze Lu*, Zhennan Wang, Min Zhou, Kiran Kumar Kondamareddy*, Jing Li, Huiqing Fan, Dezhong Cao, Wingkei Ho*,
    “Synergetic microstructure engineering by induced ZB/WZ twin boundaries and S vacancies in a Zn0.5Cd0.5S-based S-scheme photocatalyst for highly efficient photocatalytic hydrogen production,”
    Inorganic Chemistry Frontiers, 2023. (One of the Corresponding Authors)
  • Kannan Mohan, Abirami Ramu Ganesan, P. N. Ezhilarasi, Kiran Kumar Kondamareddy, Durairaj Karthick Rajan, Palanivel Sathish Kumar, Jayakumar Rajarajeswaran, Lorenza Conterno,
    “Green and eco-friendly approaches for the extraction of chitin and chitosan: A review,”
    Carbohydrate Polymers, 287 (2022), 119349.
  • Yuhao Zhang, Dingze Lu, Kiran Kumar Kondamareddy, Boyu Zhang, Qiong Wu, Min Zhou, Yimei Zeng, Jiuxin Wang, Huanyu Pei, Neena D, Hongjuan Hao, Chi Huang, Huiqing Fan,
    “Controllable preparation and efficient visible-light-driven photocatalytic removal of Cr(VI) using optimized Cd0.5Zn0.5S nanoparticles decorated H-Titanate nanotubes,”
    Advanced Powder Technology, 32(10), 3788–3800. https://doi.org/10.1016/j.apt.2021.08.034
  • Kai Ke, Kiran Kumar Kondamareddy, Fan Gao, Xiang Zhang, Xiao Yuan,
    “Fabrication of Highly Efficient and Stable Hole-Transport Material-Free Perovskite Solar Cells through Morphology and Interface Engineering: Full Ambient Process,”
    Energy Technology, 7 (2019), 1900446. (Equal contribution by first two authors)
  • Yuqing Xiao, Changlei Wang, Kiran Kumar Kondamareddy, Pei Liu, Fei Qi, Huijie Zhang, Shishang Guo, Xing-Zhong Zhao,
    “Enhancing the performance of hole-conductor free carbon-based perovskite solar cells through rutile-phase passivation of anatase TiO2 scaffold,”
    Journal of Power Sources, 422 (2019), 138–144.
  • Neena D, Kiran Kumar Kondamareddy, Muhammad Humayun, Velram Balaji Mohan, Dingze Lu, DeJun Fu, Wei Gao,
    “Fabrication of ZnO/N-rGO composite as highly efficient visible-light photocatalyst for 2,4-DCP degradation and H2 evolution,”
    Applied Surface Science, 488 (2019), 611–619.
  • Kiran Kumar Kondamareddy, Neena D, Dingze Lu, Tao Peng, Mario Alberto Macias Lopez, Changlei Wang, Zhenhua Yu, Nian Cheng, D.J. Fu, Xing-Zhong Zhao,
    “Ultra-trace (ppm) W6+ dopant ions induced anatase to rutile transition (ART) of pure phase anatase TiO2 nanoparticles for highly efficient visible light-active photocatalytic degradation of organic pollutants,”
    Applied Surface Science, 456 (2018), 676–693.
  • Neena D, Kiran Kumar Kondamareddy, Bin Han, Dingze Lu, Pravin Kumar, R.K. Dwivedi, P.O. Vasiliy, Chuansheng Liu, Xing-Zhong Zhao,
    “Enhanced visible light photodegradation activity of RhB/MB from aqueous solution using nanosized novel Fe-Cd co-modified ZnO,”
    Scientific Reports, 8, Article 10691 (2018). DOI:10.1038/s41598-018-29025-1. (Equal contribution by first two authors)
  • Dingze Lu, Kiran Kumar Kondamareddy, Huiqing Fan, Bin Gao, Jun Wang, Jing Wang, Hongjuan Hao,
    “Highly improved visible-light-driven photocatalytic removal of Cr(VI) over yttrium doped H-Titanate nanosheets and its synergy with organic pollutant oxidation,”
    Separation and Purification Technology, 210 (2019), 775–785.
  • Dingze Lu, Huiqing Fan, Kiran Kumar Kondamareddy, Huawa Yu, Anxiang Wang, Hongjuan Hao, Min Li, Junwei Shen,
    “Highly Efficient Visible-Light-Induced Photocatalytic Production of Hydrogen for Magnetically Retrievable Fe3O4@SiO2@MoS2/g-C3N4 Hierarchical Microspheres,”
    ACS Sustainable Chemistry & Engineering, 6(8), 2018, 9903–9911.
  • Dingze Lu, Minchen Yang, Kondamareddy Kiran Kumar, Pei Wu, Kui Peng,
    “Facile synthesis of TiO2-based nanosheets by the regulation of cationic surfactants for effective adsorption-photocatalytic removal of high-chroma crystal violet,”
    Advanced Powder Technology, 29(3), 2018, 756–764.
  • Yuqing Xiao, Nian Cheng, Kiran Kumar Kondamareddy, Changlei Wang, Pei Liu, Shishang Guo, Xing-Zhong Zhao,
    “W-doped TiO2 mesoporous electron transport layer for efficient hole transport material free perovskite solar cells employing carbon counter electrodes,”
    Journal of Power Sources, 342 (2017), 489–494.
  • Changlei Wang, Zhenhua Yu, Chenghao Bu, Pei Liu, Sihang Bai, Chang Liu, Kiran Kumar Kondamareddy, Weiwei Sun, Kan Zhan, Kun Zhang, Shishang Guo, Xing-Zhong Zhao,
    “Multifunctional alumina/titania hybrid blocking layer modified nanocrystalline titania films as efficient photoanodes in dye sensitized solar cells,”
    Journal of Power Sources, 282 (2015), 596–601.
  • K. Kiran Kumar*, M. Ravi, Y. Pavani, S. Bhavani, A.K. Sharma, V.V.R. Narasimha Rao,
    “Investigations on PEO/PVP/NaBr complexed polymer blend electrolytes for electrochemical cell applications,”
    Journal of Membrane Science, 454 (2014), 200–211.
  • K. Kiran Kumar*, M. Ravi, Y. Pavani, S. Bhavani, A.K. Sharma, V.V.R. Narasimha Rao,
    “Electrical conduction mechanism in NaCl complexed PEO/PVP polymer blend electrolytes,”
    Journal of Non-Crystalline Solids, 358 (2012), 3205–3211.

Book and Book Chapters:

  • Jhilmil Swapnalin, Prasun Banerjee, Chetana Sabbanahalli, Dinesh Rangappa, Kiran Kumar Kondamareddy,
    “Computational Techniques on Optical Properties of Metal-Oxide Semiconductors,”
    Optical Properties and Applications of Semiconductors, 1st Edition, Taylor and Francis Group, 2022, CRC Press,
    eBook ISBN: 9781003188582.

Conference:

  • Kiran Kumar Kondamareddy*, M. Ravi, Y. Pavani, S. Bhavani, Madhavaprasad Dasari,
    “Insights into the β relaxation process of the pure and NaF complexed PEO/PVP polymer blend electrolytes using dielectric relaxation spectra,”
    1st International Conference On Spectroscopy in Materials Science (ICOSIMS-2023).
  • Kiran Kumar Kondamareddy*, M. Ravi, Y. Pavani, S. Bhavani, Madhavaprasad Dasari,
    1st International Conference On Spectroscopy in Materials Science (ICOSIMS-2023) (Oral presentation),
    Department of Physics, University of Aveiro, Portugal.
    Structural investigations of PEO/PVP polymer blend salt complexes.
  • K. Kiran Kumar, S. Bhavani, M. Ravi, Y. Pavani, A. K. Sharma, V. V. R. Narasimha Rao,
    “Third International Multicomponent Polymer Conference (IMPC-2012)”,
    23–25 March 2012, Kottayam, Kerala, India (Invited talk).

Teaching interest:

  • Materials Science
  • Solid State Physics
  • Engineering Physics
  • Physics of Semiconductor Devices
  • Engineering materials
  • Physics of Materials
  • Physics of Photovoltaic Devices
  • Technology and System
  • Research methods in Physics
  • Laser Physics and Optics
  • Perovskite photovoltaics
  • Photocatalysis materials
  • Physics of Nanomaterials and Nanoscience
  • Polymer blend-rechargeable batteries
  • Functional Materials
  • Nano composites
  • Atomic and molecular Spectroscopy

Research interest:

  • Photovoltaics-Perovskite solar cells
  • Photocatalysis-Degradation of pollutants, production of oxygen and hydrogen
  • Solid State Ionics-Solid polymer electrolytes for rechargeable batteries
  • Materials Characterization-Electronic imaging and spectroscopic techniques
  • Nanomaterials and Doping Strategies