Dr P Sarah

Department:
Humanities and Science
Faculty Id:
VCE111
Designation:
Professor
Years of Experience:
27 years
Employment Status:
Full Time – Ratified by JNTUH
Phone:
9440008222

Date of Birth:

19 June , 1965

Areas of Specialization :

Ferroelectrics, Sensor Technology, Composite Materials

Qualification:

Ph.D. in Physics 1995 ,Osmania University, Hyderabad
PG Degree in M.Sc. (Physics),1987, Kanpur University, Kanpur
UG Degree in B.Sc. (Maths, Physics, Chemistry),1985,Kanpur University, Kanpur

Subjects Taught:

Applied Physics, Engineering Physics, Optoelectronics, Optical Fibre Communications, Solid state physics, Modern Physics, Statistical Mechanics, Classical Mechanics, Mathematical Physics, Quantum Mechanics

Papers Published:

  1. International Journal:

    1. Rajashekhar, G., Sreekanth, T., James, A.R., Ravi Kiran, U., Sarah, P. Dielectric properties of sodium and neodymium substitute to A-Site SrBi4Ti4O15 ceramics,  Ferroelectrics, 558:1, 79-91, 2020, https://doi.org/10.1080/00150193.2020.1735891.
    2.  Rajashekhar, T. Sreekanth, U. Ravikiran, Sarah, P. Dielectric properties of Na and Pr doped SrBi4Ti4O15 ceramics et al., Dielectric properties of Na and Pr doped SrBi4Ti4O15 ceramics, Materials Today: Proceedings, 2020, https://doi.org/10.1016/j.matpr.2020.03.271.
    3. Modelling of dielectric data of Strontium Calcium Bismuth Titanate using Modified Lorentz equations, Integrated Ferroelectrics Vol 212, 2020.
    4.  Ravi Kiran. U, Sarah P. International Conference on Advanced Materials And Processes For Defence Applications (ADMAT 2019) Courtyard by Marriott, Hyderabad, India. Organized by Defence Metallurgical Research Laboratory (DMRL, DRDO)., September 23-25, 2019
    5.  Ravi Kiran. U, Sarah P. 2nd International Conference on Processing and Characterization of Materials (ICPCM-2019). Organized by Department of Metallurgical and Materials Engineering National Institute of Technology, Rourkela. December 12-14, 2019
    6.  Sarah, P. Influence of Na, Sm substitution on dielectric properties of SBT ceramics, Ceramics International, 45(15), 19242-19246, 2019.
    7. Sarah, P. Effect of Sm and Na substitution on dielectric properties of SrBi4Ti4O15 Ravikiran, M. Buchi Suresh & Elizabeth Zacharias, Ferroelectrics, 537:1, 237-245, 2019.
    8.  Sarah, P. Simulation of dielectric and impedance data using modified Lorentz equation in accordance with experimental data on Ca0.1Sr0.9LaxBi2-xTa2O9ceramics. Ferroelectrics, 537, 50-60, 2019.
    9.  G. Rajashekhar, T. Sreekanth, Y. Aparna and P. Sarah, Influence of Dysprosium on the dielectric properties of Bismuth Layered Structured Piezoceramics,  Rasayan J. Chem., 12(1), 324-328, 2019.
    10. Rajashekhar , Rizwana and P. SarahP-E studies of Nd modified SrBi4Ti4O15 ceramics,  Rasayan J. Chem, 11 (1), 361 – 364, 2018.
    11. P.Sarah, Electrical Properties Sodium and Neodymium Modified SrBi4Ti4O15 Piezoelectric Ceramics, Ferroelectrics, 524, 86 – 94,
    12. P.Sarah, Impedance and electromechancial studies on Ca0.1Sr0.9LaxBi2-xTa2O9 ceramics, Ferroelectrics, 524, 95 – 101,
    13.  P. Sarah, Influence of rare earths on the electromechanical coupling factor and operating temperature of Strontium Bismuth TitanateP.Sarah, 16th International Conference on Emerging Materials and Nanotechnology, March 22-23, 2018 London, UK.
    14. P. Sarah, AC and DC conductivity due to hopping mechanism in double ion doped ceramics, AIP Conference Proceedings 020080-1-9, 1952,
    15. P. Sarah, Electromechanical coupling studies on Sr1-2xNaxNdxBi4Ti4O15compounds in free and clamped-state for transducer application, Ferroelectrics, 526, 55-60, 2018.
    16. P. SarahDielectric Studies of Rare-Earth Modified SrBi4Ti4O15 Ceramics. International Journal Of Research Culture Society. 116-118, 2017.
    17. P. Sarah, Dielectric, ferroelectric and piezoelectric properties of Ca0.5Sr0.5Bi4Ti4O15 prepared by solid state technique,  Ferroelectrics, 516(1), 36-43, , 2017.
    18. Rizwana, Syed Mahboob and P.Sarah, Modeling of dielectric behavior using modified Lorentz equation for Ca1Sr0.9R0.1Bi1.9Ta2O9(R=Nd, Pr& La) ceramics, Ferroelectrics 510(1), 87-94, 2017.
    19. P. Sarah, Dielectricbehavior and electromechanical coupling factor of strontium Bismuth Titanate for transducer applications, 41st International conference on ceramics and composites, Florida, 22-27 January 20.
    20. Rajashekhar, Rizwana and P.Sarah, Dielectric Studies of Rare-Earth Modified SrBi4Ti4O15 Ceramics,International Conference on Innovations in Commerce and Science, Nizam College, Hyderabad, November 29-30 2017.
    21. Rizwana, Syed Mahboob and P Sarah, AC And DC Conductivity Due To Hopping Mechanism In Double Ion Doped Ceramics. International Conference on Electrical, Electronics, Materials and Applied Science (ICEEMAS), Swami Vivekananda Institute of Technology (SVIT), Secunderabad, Telangana, India. in association with Knewton Institute, 22- 23 December 2017.
    22. Swati Devabhaktuni, H. S. Jain, P.Sarah, Micro Scale Quinoa Farming for Common Man and Marginal Farmers, ICBA-International Quinoa Conference, Dubai, 2016.
    23. Swati Devabhaktuni, H. S. Jain, P.Sarah, Empowering women in rural Telangana through dedicated women Technology Park, IEEE R10 Humanitarian Technology Conference, Agra. 21-23, 2016.
    24.  Rizwana, P.Sarah, Dielectric and impedance studies using modified Lorentz equation on Ca0.1Sr0.9LaxBi2-xTa2O9 ceramics, International Conference on Advances in Materials & Manufacturing, 8-10, 2016 , O.U. Hyderabad.
    25. Gagan Anand and P. Sarah, AC and DC Conductivity Studies on Lead-Free Ceramics: Sr1–xCaxBi4Ti4O15(x = 0, 0.2, 0.4, 0.6, 0.8) Particulate Science and Technology: An International Journal, 33:1, 41-46, 2015.
    26. Sarah, Synthesis, characterization and electrical properties of La modified SrBi4Ti3.975Zr0.025O15Ferroelectrics, 482: 90-103, 2015.
    27. P.Sarah, Electrical Properties of Lead Free Sr 0.8 Na 0.1 Sm 0.1 Bi 4 Ti 4 O 15 Ceramics Procedia Materials Science, 10, 542-547, 2015.
    28. P. Sarah, The Structure and Complex Impedance Spectroscopy of Sr1-x Ca xBi4Ti4O15 (x= 0, 0.2, 0.4, 0.6, 0.8) Ceramics Procedia Materials Science 10, 533-541, 2015.
    29. P. Sarah, Structure and Properties of Sol Gel Fabricated Na 0.5 Nd 0.5 Bi 4 Ti 4 O 15 Ceramics Procedia Materials Science, 10, 28-36, 2015.
    30.  P.Sarah, Effect of Dysposium substitution on the electrical properties of SrBi4Ti4O15 ceramics. Materials Chemistry and Physics, 147, 375-381, 2014.
    31.  P.Sarah, Dielectric, Ferroelectric and Piezoelectric Properties of Sr0.8Na0.1Nd0.1Bi4Ti4O15Prepared by Sol Gel and Solid State Technique Ferroelectrics, 467, 81-193, 2014.
    32.  P.Sarah, Study of Effect of Doping on Grain and Grain Boundary Parameters of Sr1−2xNaxNdxBi4Ti4O15 (x = 0−0.5) Ceramics Using Impedance Spectroscopy Ferroelectrics, 467, 146-157, 2014.
    33. P.Sarah, Frequency and temperature dependence of electrical properties of Zirconium and Neodymium substituted SrBi4Ti4O15 Ceramics, Ferroelectrics 445:1, 51-66, 2013.
    34. P.Sarah, Electrical Properties of Li and Nd Doped SrBi4Ti4O15 Ceramics International Journal of Engineering Research and Technology., 2, 3299, 2013
    35. P.Sarah, P.Sarah,P.Sarah,4th International Conference on Material and Manufacturing Technology 11th to 12th May 2013Seoul, Korea (south) Effect of doping on Impedance of Sr1-2xNaxNdxBi4Ti4O15 (x=0-0.5)Ceramics ISSN 1022-6680.
    36. P.Sarah, Effect of doping on Impedance of Sr1-2xNaxNdxBi4Ti4O15 (x=0-0.5) Ceramics, 2013 4th International Conference on Material and Manufacturing Technology, May 11-12, 2013, Seoul, Korea
    37. P.Sarah,Dielectric, ferroelectric, and piezoelectric study of lead free Nanoceramic: SrBi4Ti4-xZrxO15 (x = 0.00, 0.025 and 0.05) at Materials Science-2012, OMICS Group Conferences October 22-24, Chicago, USA, 2012
    38. P.Sarah,Environmental Friendly Nano materials for Piezoelectric Transducers-Synthesis and Electrical property Studies, International Conference on Nano Technology and Functional Materials , SNIST and University of South Africa, Hyderabad, January 4-7, 2012
    39. P.Sarah,Electric Properties of Holmium substituted SrBi4Ti4O15 Ceramic for High Temperature applications, International Conference on mechanical behavior of Materials, Como lake,Italy, June 5-9, 2011
    40. P.Sarah,Electrical and piezoelectric studies of SrBi3.98Dy0.02Ti4O15, 2011 International Conference on Key Engineering Materials, ICKEM 2011 Sanya, China. March 25-27, 2011
    41. P.Sarah,X-ray, scanning electron microscopy and electrical properties of K and Nd doped strontium Bismuth Titanate ceramics, International conference on advances in materials and materials processing IIT Kharagpur, 9-11 December 2011
    42. P.Sarah,Characterization and Piezoelectrical properties of Lithium and Niobium substituted SrBi4Ti4O15 suitable for Sensors, International Conference on Recent Trends In Nano & Bio-Sciences, P.G. College Of Science, Saifabad, Osmania University February 24-26, 2010
    43. P.Sarah,Characterization and piezoelectrical properties of holmium substituted Sr Bi4Ti4O15, International Conference on Electroceramaic, University of Delhi,13th – 17th December, 2009
    44. P.Sarah,Effect of processing route on the phase formation and properties of Bi4SrTi4O15 ceramics. International Conference on Electroceramaic, University of Delhi,13th – 17th December 2009
    45. P.Sarah, Synthesis and Characterisation of SBT ceramics prepared via solid State Double Sintering Method, International Conference on Electroceramaic, University of Delhi, 13th – 17th December, 2009
    46. P.Sarah, Synthesis and characterization of piezoelectric 3-0 composites of lithium ferrite / barium titanate. 2nd International Conference of Structure, Processing & Properties of Materials, Dhaka 25-27 February 2004
    47. P.Sarah, Magneto electric conversions in composites of barium titanate and lithium ferrite. Gordon Research Conference on Composites, Ventura, California 4 – 9 January 2004
    48. P.Sarah, Dielectric and piezoelectric properties of SrBi4-xHoxTi4O15 ceramics, Physica B: Condensed matter 405, 4772, 2010
    49. P.Sarah, Dielectric and Impedance spectroscopy of Ca substituted in SrBi4Ti4O15 ceramics, 116, 137, Integrated ferroelectrics,2010
    50. P.Sarah, Ac Conductivity And Dielectric Studies On Sr0.6Na0.2 Nd0.2Bi4Ti4O15 Ceramic, 22(10),775, Modern Physics Letters B,2008
    51. P.Sarah, Dielectric properties of chemically synthesized PLZT and PZT: diffused phase transition and effect of lead non-stoichiometry 40,4668, J. Phys. D: Appl. Phys.impact factor 2.105,2007
    52. P.Sarah, Impedance spectroscopy of Nd and Na doped SBT 7(42), 699, Crystal Research Tech., 2007
    53. P.Sarah, Magneto electric effect in piezoelectric 3-0 composites of barium titanate and lithium ferrite. 325,137, Ferroelectrics,2005
    54. P.Sarah, Magnetostriction of diphasic composites of Lithium ferrite and Barium TitanateJ. of Magnetism and Magnetic material 260,211,2003
    55. P.Sarah, Dielectric properties of diphasic composites of BaTiO3 and LiFe5OCrys. Res. Tech.,26, 1085,1991
    56. P.Sarah, Impedance Spectroscopy study of polycrystalline Bi6Fe2Ti­3O18 Bull. of Mat. Sci.26, 247, 2003
    57. P.Sarah, Dielectric properties of piezoelectric 3-0 composites of lithium ferrite and barium TitanateBull. of Material Science26,745, 2003
    58. P.Sarah, Magnetic properties of composites of lithium ferrite and barium titanate Indian journal of Physics, 77, 5, 2003
    59. P.Sarah, Effects of La &Ca substitution in SrBi4Ti4O15 ceramics prepared via high energy mechanical sintering, 7(1),29, Defence Science Journal, 2007
    60. P.Sarah, Electrical properties of cationic substituted SrBi2Ta2OIndian Journal of Physics,79(3) 267, 2005
    61. P.Sarah, Effect of doping on Impedance of Sr1-2xNaxNdxBi4Ti4O15 (x=0-0.5) Ceramics, 2013 4th International Conference on Material and Manufacturing Technology, May 11-12, 2013, Seoul, Korea
    62. P.Sarah, Dielectric, ferroelectric, and piezoelectric study of lead free Nanoceramic: SrBi4Ti4-xZrxO15 (x = 0.00, 0.025 and 0.05) at Materials Science-2012, OMICS Group Conferences October 22-24, Chicago, USA, 2012
    63. P.Sarah, Environmental Friendly Nano materials for Piezoelectric Transducers-Synthesis and Electrical property Studies, International Conference on Nano Technology and Functional Materials , SNIST and University of South Africa, Hyderabad, January 4-7, 2012
    64. P.Sarah, Electric Properties of Holmium substituted SrBi4Ti4O15 Ceramic for High Temperature applications, International Conference on mechanical behavior of Materials, Como lake,Italy, June 5-9, 2011
    65. P.Sarah, Electrical and piezoelectric studies of SrBi3.98Dy0.02Ti4O15, 2011 International Conference on Key Engineering Materials, ICKEM 2011 Sanya, China. March 25-27, 2011
    66. P.Sarah, X-ray, scanning electron microscopy and electrical properties of K and Nd doped strontium Bismuth Titanate ceramics, International conference on advances in materials and materials processing IIT Kharagpur, 9-11 December 2011
    67. P.Sarah, Characterization and Piezoelectrical properties of Lithium and Niobium substituted SrBi4Ti4O15 suitable for Sensors, International Conference on Recent Trends In Nano & Bio-Sciences, P.G. College Of Science, Saifabad, Osmania University February 24-26, 2010
    68. P.Sarah, Characterization and piezoelectrical properties of holmium substituted Sr Bi4Ti4O15, International Conference on Electroceramaic, University of Delhi,13th – 17th December, 2009
    69. P.Sarah,Effect of processing route on the phase formation and properties of Bi4SrTi4O15 ceramics. International Conference on Electroceramaic, University of Delhi,13th – 17th December 2009
    70. P.Sarah, Synthesis and Characterisation of SBT ceramics prepared via solid State Double Sintering Method, International Conference on Electroceramaic, University of Delhi, 13th – 17th December, 2009
    71. P.Sarah, Synthesis and characterization of piezoelectric 3-0 composites of lithium ferrite / barium titanate. 2nd International Conference of Structure, Processing & Properties of Materials, Dhaka 25-27 February 2004
    72. P.Sarah, Magneto electric conversions in composites of barium titanate and lithium ferrite. Gordon Research Conference on Composites, Ventura, California 4 – 9 January 2004
    73. P.Sarah, Dielectric characterization of Ca0.1Sr0.9R0.1Bi1.9Ta2O9 (R=La, Nd, Pr) ceramics, ISRS, IIT Madras, Chennai, December 20-22 2004.
    74. P.Sarah, Magneto electric effect in piezoelectric 3-0 composites of barium titanate and lithium ferrite. 4th Asian meeting on Ferroelectrics, Bangalore, 12 – 15 December 2003.
    75. P.Sarah, Dielectric and Magnetic properties of BaTiO3 and LiFe5O. Proceedings of the 5th Asia-Pacific Physics Conference, 2,738, 1992
    76. P.Sarah, Raman and Fluorescence spectra of the Langbenite Type K2-x (NH4)x Mn2(SO4)3. Presented at the International conference on Raman spectroscopy, Calcutta,1988

Conference:

  1. P.Sarah,Dielectric properties of Lanthanum doped SrBi4Ti4O15 ferroelectric Ceramics, Materials Conclave, IIT Kanpur, 2010
  2. P.Sarah,Impedanace Fatigue associated studies on SrBi4Ti4O15, Materials Conclave, IIT Kanpur, 2010
  3. P.Sarah,MRSI-AGM, Sardar Patel University, VallabVidyanagar, Gujarat, 9-11 Feb 2010
  4. P.Sarah,Effect of lanthanum on Characteristics and Electrical properties of Ca0.1Sr0.9Bi2Ta2O9, proceedings of National Conference on Ferroics (30th June & 1st July 2006) in p 91, 2006
  5. P.Sarah,Advantages in using sol-gel method to synthesize magneto electric composites proceedings of National Conference on Ferroics (30th June & 1st July 2006) in p 188, 2006
  6. P.Sarah,Effects of Ca substitution in Bi4SrTi4O15 ceramics prepared via high-energy mechanical milling proceedings of National Conference on Ferroics (30th June & 1st July 2006) in p 146
  7. P.Sarah,Sol-gel a better method to synthesize composites of Barium Titanate and Lithium Ferrite, proceedings of National Seminar on Advances in Electroceramics p 25, 2006
  8. P.Sarah,Synthesis and characterization of SrBi4Ti4O15 ceramics prepared via high energy mechanical sintering, proceedings of National Seminar on Advances in Electroceramics Pune 10-11 April 2006, p 50
  9. P.Sarah,Properties of Sol – Gel derived Na and Nd doped Strontium Bismuth Titanate, “National Seminar on Advances in Electroceramics”, Pune 10-11 April 2006
  10. P.Sarah,Ferroelectric properties of Ca0.1 Sr0.9 Bi2Ta2ONational conference on Materials for Electrical, Electronic and Magnetic Applications, DMRL, Hyderabad, September 2-3, 2005
  11. P.Sarah,Characterization and Electrical properties of polycrystalline Ca0.1Sr0.9La­xBi2-xTa2O9NSFD,Delhi University, 23-25 November 2004
  12. P.Sarah,Electrical properties of rare earth doped Ca0.1Sr0.9Bi2Ta2O9 AGM, MRSI, Varanasi Feb 2004
  13. P.Sarah,Impedance study of Bi6Fe2Ti­3O18 AGM, MRSI, Hyderabad, 2002
  14. P.Sarah,Electrical and magnetic properties of BaTiO3 and LiFe5O8.AGM, RSIBangalore,1991

Books Published:

    1. Limit State Design of Reinforced Concrete Structures MEDTECH publication, 2nd edition 2018, 978-93-8647-990-7
    2. Design of Reinforced Concrete Structures MEDTECH publication, 5th edition 2018, 978-93-8647-978-5
    3. Prestressed Concrete Structures MEDTECH publication, 7th edition 2018, 978-93-8647-977-8
    4.  Brick and Reinforced Brick StructuresMEDTECH publication, 2nd edition 2018, 978-93-8647-979-2
    5. Lasers and Optical fibre communications 978-81-8986-658-7
    6. Procedia Materials Science published by Elsevier 2211-8128 © 2015
    7. Engineering Physics and Engineering Chemistry 978-93-5126-237-4
    8. Engineering Physics for VCE 978-81-920540-5-6
    9. Engineering Physics as per JNTUH 978-93-5126-233-0
    10. Proceedings of National Conference on Nanomaterials and Nano Technology 978-93-5126-236-7

Research Projects Undertaken:

 

DRDO Sponsored Project :
Title: Synthesis and characterization of BLSF’s Ceramics for tailoring ferroelectric and dielectric properties

Duration: 3 years:2003-2006 completed (PI): Grant Rs 17.95 Lakhs

Title: Investigation and development of BLSF’s for piezoelectric applications
Duration: 3 years 2008-2012 Completed Grant (PI): Rs 14.95 Lakhs

BRNS,BARC Sponsored project :
Title: Development of Bismuth-Layered Perovskite Ferroelectric thin films suitable for high temperature sensor applications.

Duration: 3 years 2009-2013 Completed Grant (PI): Rs 18.48 Lakhs

UGC project :
Title: Environmental Friendly Piezoceramics for NDT applications

Duration: 2 years 2014-2016 Completed Grant (PI): Rs 4.70 Lakhs

DST project :

Title: Development of GO GREEN Nanopiezoceramics for Knock Sensors instead of toxic Lead based Piezoceramics

Duration: 3 years 2016-19 completed Grant (PI): Rs 35.33 Lakhs

Title: Rural Women Technological Park in Kacharam village

Duration: 3 years starting: 2016 Ongoing (Co-PI) Grant:Rs 62.62 Lakhs

Title: Oral Hygiene-Awareness and Practices among Women in the Peri-Urban (Ruban) areas of Shamshabad block

Duration: 2 years  2015-17 Completed (Co-PI) Grant:Rs 24.50 Lakhs

ICFAI project :

Title: Synthesis, Characterization and properties of high performance environment

friendly lead free piezoelectrics: rare earth substituted SBT

Duration: 1 year  2017-18 Completed (Co-PI) Grant: Rs 2.18 Lakhs