Dr. P. Malar


Research Associate Professor

Dr. P. Malar joined as an Assistant Professor in Research Institute and associated with the Department of Physics and Nanotechnology at SRM Institute of Science and Technology (formerly known as SRM University), since March 2013. She has her PhD in Physics from Indian Institute of Technology Madras followed by two Post- doctoral fellowships from National University of Singapore, Singapore.During her postdoctoral research she has worked on the state-of-the art high resolution ion beam RBS studies of ultrathin oxide films, next generation proton beam lithography for nano structuring. She is a recipient of IIT Madras research fellowship, meritprize for first rank in M. Sc physics.

Her research expertise include

  • Bulk and thin films of inorganic semiconducting compound materials
  • Accelerator based Ion Beam Analysis (PIXE, RBS) of materials
  • Lithography techniques (Masked and Direct write tools)
  • Micro/nano replication tools (hot embossing, nano imprinting)
  • Electroforming of Ni for primary mold to use with mass production techniques

Currently her research interests focus on renewable energy materials, thin films of compound semiconductors and oxides, Protective coating, micro/nano lithography for micro/nano structures fabrication for various applications.

Research grants:

Sl. No

Project Title




Amount (INR)


Ball mill synthesis and large area deposition route for quaternary Cu2ZnSn(S, Se)4 solar absorber




23.48 lakhs


Development of Electrode Materials for High Energy Density Lithium ion Batteries and Computational Studies of Solar Absorber layers


(Experimetnal Solar energy materials)



11.17 Cr.

  • Ball mill synthesis of ternary and quaternary compounds for energy applications
  • Quaternary and ternary photovoltaic solar absorber thin films
  • Lithography for micro/nanofabrication- Template assisted growth for surface patterning of photovoltaic thin films
  • Ion beam analysis of inorganic bulk/thin films/interfaces
  • Transparent conducting oxides
  • Protective coatings

Research Facilities

  • E- beam&Thermal Evaporator

  • Dual magnetron RF & DC sputter machine

  • Class 10000 clean room facility (with Spin Coater, ductless fume hood, hot air oven)

  • UV flood exposure setup for masked optical lithography

  • Leica optical microscope


Group leader-Dr. P. Malar

Ph.D students

  • Kunal J Tiwari

Research focus: Study of ternary and quaternary thin films deposited by e-beam evaporation 

  • S. Sivasangari

Research focus: Effect of surface texturing on optical absorption

  • D. S. Prem Kumar

Research focus: Thermoelectric study of ternary compounds

  • R. Jagadish


Research focus: Protective coatings

  • Alok Kumar Jain

Research focus: Ball mill route for photovoltaic material ink preparation

Postdoctoral fellow

  •  Dr. S. Anuraj (Jointly with NRC)

M. Tech students

  •  A. Rohini

M. Sc Students

  •  Abhishek Singh

B. Tech students

  •  Vijay Vinod
  • SriramSarathy



  • Prem Kumar D.S, Raju Chetty,  PeterRogl, Gerda Rogl, “Ernst Bauer, P.Malar and Ramesh Chandra Mallik, Thermoelectric properties of Cd doped tetrahedrite: Cu12-xCdxSb4S13”, Intermettalics, In press, (Impact Factor 2.13).
  • Prem Kumar D.S, R. Chetty, O.E. Femi, K. Chattopadhyay, P. Malar and R. C. Mallik “Thermoelectric Properties of Bi Doped Tetrahedrite”, J. Electron. Mater, 2016, 10.1007/s11664-016-4826-5, (Impact Factor 1.496).
  • Kunal J Tiwari, Premkumar D. S, Ramesh Chandra Mallik, P. Malar “Ball mill synthesis of bulk quaternary Cu2ZnSnSe4 and Thermoelectric Studies”, Journal of Electronic Materials, In press (Impact Factor 1.496).
  • AnuradhaPatra, M. Balasubrahmaniyam, RanjitLaha, P. Malar, T. Osipowicz, A. Manivannam and S. Kasiviswanathan, Localized surface plasmon resonance in Au nanoparticles embedded dc sputtered ZnO thin films, J. Nanosci. Nanotechnol.Volume: 15 Page: 1793,  2015(Impact Factor 1.556).
  • J.A. van Kan, P. Malar and Y.H. Wang, Resist materials for proton beam writing: a review, Applied surface science, 310 (2014) 100–111(Impact Factor 2.538 ).
  • Wang Y. H, Malar P, Van Kan J. A, Resist evaluation for proton beam writing, Ni mold fabrication and nano-replication, Microsystem Technologies, 20 (2014) 2079-2088 (Impact Factor 0.931).
  • Ce Zhang, DurgaraoGuttula, Fan Lui, Piravi Malar, Siow Yee Ng, Liang Dai, Patrick Doyle, Jeroen Anton van Kan and Johan van der Maarel, (2013) Effect of H-NS on the elongation and compaction of single DNA molecules in a nanospace,Soft Matter9593-9601, DOI: 10.1039/C3SM51214B (Impact Factor 4.151).
  • C Zhang, A Hernandez-Garcia, K Jiang, Z Gong, D Guttula, SY Ng, PP Malar, JA van Kan, Liang Dai, PS Doyle, R de Vries, and JRC van der Maarel, (2013) Amplified stretch of bottlebrush-coated DNA in nanofluidic channels, Nucleic Acids Research,  DOI: 10.1093/nar/gkt783 (Impact Factor 8.808 ).
  • Y. H. Wang , P. Malar, J. Zhao, J. A. van Kan (2013) Resist Evaluation for Ni Mold Fabrication and Proton Beam Writing ,Microelectron. Eng., 102,  40-43(Impact Factor 1.338).
  • Fan Liu, Kheng Boon Tan, P. Malar, S. K. Bikkarolla, J.A. van Kan (2013) Fabrication of Nickel Stamp for Micro/nano Fluidic Devices, Microelectron. Eng, 102, 36-39 (Impact Factor 1.338).
  • Jeroen A. van Kan, Ce Zhang, PiraviPerumal Malar and Johan R. C. van der Maarel(2012)  High throughput fabrication of disposable nanofluidic lab-on-chip devices for single molecule studies, Biomicrofluidics., 6036502-1, 036502-9 (Impact Factor 3.771 ).
  • Van Kan, J.A. , Malar, P., Baysic De Vera (2012) The second generation Singapore high resolution proton beam writing facility, Rev. Sci, Instrum., 83, 02B902 (Impact Factor 1.556).
  • Ce Zhang, Zong Ying Gong, DurgaraoGuttula, Piravi P. Malar, Jeroen A. van Kan, Patrick S. Doyle and Johan R. C. van der Maarel(2012) Nanouidic compaction of DNA by like-charge protein, Journal of Physical Chemistry, 116(9), 3031-3036 (Impact Factor 2.775).
  • P. Malar, and Zhao Jianhong and J.A. van Kan (2012) Fabrication of Metallic Stamps for Injection Moulding Applications by Combining Proton Beam Writing and UV Lithography, Appl. Sur. Science, 258(9), 4191-4194 (Impact Factor 3.1 ).
  • P.P. Murmu, R.J. Mendelsberg, J. Kennedy, D.A. Carder, B.J. Ruck, A. Markwitz, R.J. Reeves, P. Malar, and T. Osipowicz (2011) Structural and Photoluminescence properties of Gd Implanted ZnO Single Crystals, J. Appl. Phys., 110(3), 033534 (Impact Factor 2.185 ).
  • C. Rangasami, RanjitLaha, P. Malar, T. Osipowicz, Mahaveer K. Jain (2011) Powder diffraction, 26 (3), 248-255 (Impact Factor 0.544).
  • J.A. van Kan, P.G. Shao, Y. H. Wang, P. Malar (2011) Proton beam writing a platform technology for high quality three-dimensional metal mold fabrication for nanofluidic applications, Microsyst. Technol, 17(9), 1519-1527 (Impact Factor 0.952).
  • J.A. van Kan, P.Malar, Armin BaysicdeVera, XiaoChen, A.A.Bettiol and F.Watt(2011) Proton beam writing nanoprobe facility design and first test results, Nucl. Instr. and Meth.A, 645, 113–115 (Impact Factor 1.186).
  • B. Das, M.V. Reddy, P. Malar, Thomas Osipowicz, G.V. Subba Rao and B.V.R. ChowdariNanoflakeCoN as a high capacity anode for Li-ion batteries, Solid State Ionics 180 (2009) 1061–1068 (Impact Factor 2.112  ).
  • Bhaskar Chandra Mohanty, P. Malar, Thomas Osipowicz, B. S. Murty and S. Kasiviswanathan, Characterization of silver selenide thin films grown on Cr covered Si substrates, Surf. Interf. Anal.,41(2009) 170-178 (Impact Factor 1.393 ).
  • J. K. Tripathi, Dileep Kumar, P. Malar, T. Osipowicz, V. Ganesan, A. Gupta and T. Som (2008) Effect of Ion Beam Irradiation on Magnetic and structural Properties of Pt/Cr/Co Multilayers, Nucl. Instr. and Meth. B 266,1247-1251 (Impact Factor 1.186).
  • T. K. Chan, P. Darmawan, C. S. Ho, P. Malar, P.S. Lee and T. Osipowicz (2008) Interfacial study of thin Lu2O3 on Si using HRBS, Nucl. Instr. and Meth. B, 266, 1486-1489 (Impact Factor 1.186 ).
  • S. R. Sarath Kumar, P. Malar, Thomas Osipowicz, S. S. Banerjee and S. Kasiviswananthan (2008) Ion beam studies on reactive DC sputtered manganese doped indium tin oxide thin films, Nucl. Instr. and Meth. B, 266, 1421-1424 (Impact Factor 1.186 )..
  • P. Malar, T. K. Chan, C. S. Ho and T. Osipowicz (2008) HRBS/Channeling studies of ultra-thin ITO films on Si, Nucl. Instr. and Meth. B, 266, 1464-1467 (Impact Factor 1.186 ). .
  • P. Malar, S. Savitha Pillai and S. Kasiviswanathan (2007) Structural, Optical and Compositional Studies of Stepwise Flash Evaporated CuIn3Te5 Films, Materials Chemistry & Physics, 101,118–123 (Impact Factor 2.129 ).
  • P. Malar, TapashRanjanRautray, V. Vijayan and S. Kasiviswanathan (2006) Synthesis and PIXE Characterization of CuInSe2 and CuIn3Se5, Int. J. PIXE, 16, n 1-2, 127-136.
  • P. Malar, Bhaskar Chandra Mohanty and S. Kasiviswanathan (2005) Characterization of interface between CuInSe2 and In2O3, Proceedings of International Conference on Ternary and Multinary Compounds (ICTMC-14, 2004) in J. Phys. Chem. Solids, 66, 1928-1932 (Impact Factor 1.594).
  • P. Malar, Bhaskar Chandra Mohanty and S. Kasiviswanathan (2005) Growth and RBS study of DC sputtered indium oxide films, Thin Solid Films, 488, 26-33 (Impact Factor 1.867).
  • P. Malar and S. Kasiviswanathan (2005) A Comparative Study of CuInSe2 and CuIn3Se5 Films Using Transmission Electron Microscopy, Optical Absorption and Rutherford Backscattering Spectrometry, Sol. Energy. Mater. Sol. cells.,88, 281-292 (Impact Factor 5.030 ).
  • P. Malar, Bhaskar Chandra Mohanty, A. K. Balamurugan, S. Rajagopalan, A.K. Tyagi and S. Kasiviswanathan (2005) Growth and SIMS Study of DC Sputtered Indium Oxide Films on Silicon, Surf. Interf. Anal., 37, 281-287 (Impact Factor 1.393 ).
  • P. Malar, V. Vijayan, A. K. Tyagi and S. Kasiviswanathan (2005) Growth and Ion Beam Study of DC Sputtered Indium Oxide Films. Nucl.Instr. and Meth. B, 229, 406-412 (Impact Factor 1.186 ).
  • P. Malar and S. Kasiviswanathan (2005) Characterization of Stepwise Flash Evaporated CuIn3Se5 Films.Sol. Energy. Mater. Sol. Cells., 85, 521-533 (Impact Factor 5.030 ).
  • P. Malar, V. Damodara Das and S. Kasiviswanathan (2004) Characterization of Stepwise Flash Evaporated CuInSe2 Films.Vacuum, 75, 39-49 (Impact Factor 1.426) .
  • P. Malar, S. Kasiviswanathan, Ram Devanathan and V. Damodara Das (2002) Fractal nature of crystalline-crystalline interface in CuInSe2 thin films. Mat. Res.Bull., 37, 1475-1480 (Impact Factor 1.968) .

Patents filed:

  • “ A solar radiation absorbing layer for thin-film solar cells with enhanced absorption and a method to manufacture the same”, Appl. No: 6642/CHE/2015, dt 11/12/2015, P. Malar, S. Sivasangari and Kunal J. Tiwari
  • “A single step process for the preparation of Cu2ZnSnSe4”, Appl. No: 6830/CHE/2015 dt. 22/12/2015, P. Malar and Kunal J. Tiwari.

Book chapter:      

  • P. Malar,  book Chapter  titled “Ternary and Quaternary Semiconducting Compounds Thin Film Solar Cells” in “Thin Film Structures in Energy Applications” edited by  Suresh Babu Krishna Moorthy, Springer International Publishing Switzerland, 2015, p. 85-96  (DOI 10.1007/978-3-319-14774-1)

2013 Odd semester

  • NT/0433 Thin film technology

2014 Even semester

  • NT0012 Nanotechnology for Energy Systems

2015 Odd semester

  • NT0433 Thin film technology

2015 Even semester

  • NT0005 Lithography and fabrication

2016 Odd semester

  • NT1111 Photovoltaic technology

2016 Even semester

  • NT2105 Metallopolymer Nanocomposites


Postdoctoral positions

  • None at this time


  • None at this time

M.Sc/M. Tech and B. Tech students

  • None

For Contact:
Dr. P. Malar
Research Associate Professor (Research)
Research Institute &Department of Physics and Nanotechnology
R-29, 13th floor, Central Library building
SRM Institute of Science and Technology (formerly known as SRM University), Kattankulathur- 603203
Phone: 04427417917