Material Science

       Energy Storage

       Ferroelectrics.

Journal publications

• Ancy,G.C.,Venkidu,L.,Priya Dharsini,P.M., D.Dayanithi, N.V.Giridharan,B.Sundarakannan,“Temperature-dependent energy storage performance of the ceramics in MPB region identified from the 1 (x + y)(Bi0.5Na0.5)TiO3-xBaTiO3-yBaZrO3 ternary ceramics.” J Mater Sci: Mater Electron 34,1373(2023).Impact factor:2.8.
• G.C.Ancy, P.M. Priya Dharsini,N. Raja, B. Sundarakannan, “Structural phase coexistence enhances the energy storage density of (Bi0.5Na0.5)0.8Ba0.2Ti1-ySnyO3 lead-free ceramics,” PhysicaB:Condensed Matter,683,415919(2024). Impactfactor:2.8.
• G.C.Ancy, P.M. Priya Dharsini, and Dr.B.Sundarakannan, “Design of SPE-RFE state through Bi3+ substitution on CLT modified NBT-6.5BT ceramics achieving enhanced energy storage density.”Journal of American Ceramic Society.DOI:10.1111/jace.20608…Impact factor:3.5.
• G.C.Ancy and B.Sundarakannan,“Effect of post-sintered annealing on the energy storage properties of NBT-6.5BT MPB ceramics,”J Mater Sci: Mater Electron (2025)36:1557.Impactfactor:2.8.

Co-author Publications

1. PriyaDharsini,P.M.,L.Venkidu,G.C.Ancy,M.T.Rahul,K.Nandakumar,D. Dayanithi, N.V. Giridharan, and B. Sundarakannan.”Enhanced magnetoelectric coefficients in Na0.5Bi0.5TiO3–CoFe2O4 particulate composites prepared from pre-sintered constituents.”Applied PhysicsA: Materials science and processing 128, 5:423(2022).Impact factor 2.98.
2. P.M.PriyaDharsini,G.C.Ancy,Amritesh Kumar, A.Arockiarajan and B.Sundarakannan,“Ferromagnetic-ferroelastic novel particulate composites:Absorption of positive magnetostriction of CoFe2O4 by LaCoO3 and enhanced sensitivity at lower magnetic field.”Journal of alloys and compounds 968,171984(2023). Impact factor 6.2.

Book Chapters

1.  G C Ancy, D Sathya, Steffi Antony M, Parethe GT, Relaxor ferroelectric materials-from fundamental mechanism to energy storage applications. Multidisciplinary Science & Management, Xavier Institute for Research and Development (XIRD)   ISBN: 978-93-5906-992-0.

?       Teaching: 1 year

1. Dielectric and Morphological study on lead-free (Bi0.5Na0.5)0.93Ba0.07Zr0.02Ti0.96O3 ceramics (Poster presentation) G.C. Ancy, L.Venkidu, P.M.Priya Dharsini, B.Sundarakannan, Advanced Material Chemistry at the Interfaces of Energy, Environment and Medicine(AMCI-2020) organized by Department of Chemistry, Manonmaniam SundaranarUniversity,Tirunelveli,TamilnaduduringJan30-31,2020.
2. Enhanced energy storage properties byAgNbO3 doping in tailored NBT-BT ceramics. (Oral Presentation)Ancy.G.C, Dr.B.Sundarakannan, International e-Conference on Advances in Material Sciences conducted by the Department of Physics,Manonmaniam Sundaranar University,Tirunelveli-12,TamilnaduonMarch 24-26, 2021.
3. National conference on Advanced Materials Chemistry at the Interfaces of Energy, Environment and Medicine (AMCI-2022) held at Department of Chemistry,Manonmaniam SundaranarnUniversity,Tirunelveli,Tamilnadu during March 30-31, 2022 (participated).
4. Energy barrier reduction towards enhanced energy storage density in (Bi0.5Na0.5)0.8Ba0.2Ti1-x Snx03 ceramics.(Poster Presentation) Ancy.G.C, Dr.B.Sundarakannan, S.Mahalakshmi, International e-Conference on Functional Materials forAdvanced Technology conducted by the Department of Physics, Central University of Kerala on January 2-4, 2023.
5. Effect Of Polar Nano Regions On The Relaxor Characteristics Of Ferroelectric Ceramics (PosterPresentation)Ancy.G.C,Dr.B.Sundarakannan,in the National Conference on Functional Materials andApplications (NCFMA2024) conducted by the Department of Physics,Cochin University of Science and Technology on 18th to 19thJanuary 2024.
6. Relaxor ferroelectric materials- from fundamental mechanism to energy storage applications(Paper Presentation)AncyG C, D Sathya, SteffiAntony M, Parethe G T, in the Second International Conference on Modern Trends in Engineering,Science,Management,andTechnology(MESMT-2026) conducted byTirunelveli Dhakshina Mara Nadar Sangam College in association with Xavier Institute for Research and Development on 21st to 22nd March,2026.

Professional training

1. National webinar on Raman Spectroscopy organized by the center of Excellence for Energy Research,Centre for Nanoscience and Nanotechnology, Sathyabama Institute of Science and Technology,Chennai during 28th February 2023.
2. One-day hands-onTraining Program on XRD Data Analysis by Rietveld Refinement held on 20thJune 2023, organized jointly by the Department of Physics,PSG Institute of Advanced Studies, Coimbatore and Malvern Panalytical,a division of Spectris Technologies Pvt Ltd,India.
3. “Confocal Raman Spatial Imaging of Rhombohedral and Tetragonal Coexisting Phases in MPB Composition” Dr.B.Sundarakannan, Ancy.G.C, in the 19th Confocal Raman Imaging Symposium organized by Oxford instruments, WITec, on Sep 25-27, 2023 at Ulm, Germany.
4. Two-Days workshop on Structural Analysis using Powder X-ray diffraction, Rietveld Refinement, HRTEM &SAED Analysis organized by SATHYABAMA Institute of Science and Technology, Chennai during February 24 -25, 2025
5. One day webinar on AI tools for teaching organized by Department of Physics, VSB College of Engineering Technical Campus,Coimbatore on 21st January 2026.
6. One day workshop on Raman Spectroscopy:Basics and its Applications organized by the Centre for Nanoscience and Nanotechnology & Centre of Excellence for Energy Research(CEER),International Research Centre,SIST,Chennai held on February 28, 2026.

FDPs Attended

1. Modeling and Simulation of Composite Materials: Fabrication, Characterization and Applications, Ellite College of Engineering (ATAL)
2. Digital Application Fundamentals, nasscom(ATAL)Applied Machine Learning for Engineering Applications,Kangeyam Institute of Technology,Tiruppur.
3. Faculty Development Programme (FDP) on “QT-11 Quantum Optics” 05 June 2026 – 29 June 2026, Ministry of Electronics and Information Technology (MeitY), Government of India.

NPTEL Participated

• An Introduction to Lasers and Laser Systems, January – April 2026.