Research Fellow Entropy
Resume:
Senior Research Fellow, Metallurgy and Materials Group, Indira Gandhi
Centre for Atomic research, India.
Experienced in High Entropy Alloys (HEA) and Ferritic- Martensitic steels. Well-
versed in handling scanning and transmission electron microscopes including
various sample preparation techniques viz. FIB, X-Ray Diffraction and
Instrumented Indentation technique.
Saikumaran A
Contact Experience
Resourceful Materials Scientist with demonstrated leadership skills with 6 years
E-Mail: of experience in alloy development and microstructure-property correlation
*************@*****.*** Deep expertise in utilizing Electron Microscopy characterization tools for
**********@*****.***.** tailoring the microstructure of structural alloys
Phone: Experienced in alloy synthesis techniques such as vacuum arc melting and
Mechanical alloying
Hands-on experience in XRD, SEM, FIB, EDS, EBSD and TEM other allied electron
Address: microscopy techniques
No.8A, Bharathiyar Street, Well versed in TEM sample preparation techniques such as Jet thinning, Ion
Abdul kalam nagar, milling, Focused Ion Beam and Nano-mill techniques
Pozhichalur, Chennai,
In-depth experience in Instrumented Indentation Technique and Automated Ball
TamilNadu, India- 600087
Indentation technique using various indenters and allied analysis methods
Skill Highlights Rich experience in research and development of High Entropy Alloys
Networking Education
Team work
Project management Integrated PhD Engineering Sciences (Pursuing) 2014-2022
Homi Bhabha National Institue (HBNI)
Work Experience Indira Gandhi Centre for Atomic Research (IGCAR)
M.Sc.,(Engineering) -as a part of Integrated PhD 2014-2016
Research Scholar, IGCAR, India
HBNI, IGCAR
(2014 -2021)
BE. Materials Science and Engineering 2010-2012
College of Engineering Anna University (CGPA:7.93)
Languages India
English, Tamil, Telugu & Hindi
Scanning Electron Microscopy: Microstructural analysis, micro-chemical
Technical skills analysis by EDS and microtexture by EBSD.
Focused Ion Beam (FIB) Technique: For site specific TEM sample preparation of brittle
samples, sintered pellets, thin films, powder samples and subsurface microstructure
investigation of ion-irradiated alloys (He irradiated steels and High entropy alloys).
Specimen Preparation techniques for TEM Characterization: High energy ion milling,
Carbon extraction replica, Twinjet electro polisher, Nano-mill
Transmission Electron Microscopy: High resolution imaging, diffraction analysis, and
Precession electron diffraction based Automated Diffraction Tomography in 3D for
solving unknown complex crystal structures
X-Ray Diffraction Analysis : Crystal Structure and strain analysis
Alloy synthesis through Vaccum Arc melting, High Energy Ball Milling and also through
hydrothermal techniques
Instrumented Indentation of various materials such as steels, high entropy alloys and
ceramics such as zirconia, quartz and sapphire and also He ion irradiated steels and High
Entropy Alloys.
Image processing and Crystal structure simulation: Image J, Digital Micrograph
DATA analysis software: Origin, JEMS, Carine
Rietveld Refinement software In depth experience in General Structure Analysis
System (GSAS)
Good writing skills- written manuscripts and various quarterly and annual division
reports in IGCAR.
Optical Microscope- Leica and Zeiss
Instruments handled SEM - FEI Dual Beam 600i Nano lab, Philips XL 30, Carl Zeiss sigma 300
FIB Helios 600i Nanolab dual beam FESEM
TEM - Philips CM200 Analytical TEM, Tecnai F30 & Talos HRTEM and Aberration
corrected TITAN Themis (under training)
XRD STOE Stady MP
Instrumented Hardness Zwick Roell
Vacuum Arc Melting- Edmund Buhler Gmbh
Ball Mill - Retsch
Synthesis and characterisation of Multiprincipal elemental CrFeMoVNbx (x= 0,1) alloys,
Projects handled March 2017 till date, as part of Integrated Ph.D studies
Microstructural evolution in multiprincipal elemental CrFeNbNiV and CrFeNi2.6V alloys,
March 2014 Feb 2017, as part of M.Sc.(Engg) studies
Characterization of friction stir welded aluminium alloys, June 2013 March 2014, as
part of Bachelors thesis
Design, fabrication and analysis of ceramic matrix composite tool insert, August 2012-
April 2013, as part of BE VII Semester mini project
Work experience Research Fellow - IGCAR Kalpakkam, India (March 2014 present)
Life Member, Electron Microscopy Society of India (EMSI)
Professional body Member of the SMSE (Society of Materials science engineers) and MMS (Madras
memberships metallurgical society).
Part of the Organizing Committee of International Conference on Electron Microscopy
Leadership and
and 38th annual meeting of Electron Microscopy Society of India-2017, July 17-19, 2016,
volunteering Mahabalipuram, India
Coordinated with different firms in various procurement processes, Installation process
and maintenance of equipments
Organized international workshops on Advanced materials processing &
characterisation'13 & advanced materials engineering and technology conducted by
british council during Bachelors degree
Logistics Secretary of Society of Materials Science Engineers for the academic year
2013-14 during Bachelors degree
Publications Peer- reviewed journal publications:
Microstructural characterization of Equiatomic CrFeNbNiV alloy, A Saikumaran, R
Mythili, S Saroja, V Srihari, Transactions of the Indian Institute of Metals 72 (1), 111-
121
Experimental and theoretical study of microstructural characteristics and phase
stability in equiatomic CrFeMoV alloy, A Saikumaran, C Ghosh, R Mythili, D Sornadurai,
N Subramanian, S Mathi Jaya, Saroja Saibaba, Materials Characterization 154, 449-457
Comparison of Irradiation-Induced Hardening Behavior of P91 Ferritic Martensitic Steel
and CrFeMoV High-Entropy Alloy, A Saikumaran, R Mythili, P Magudapathy, C David,
Journal of Materials Engineering and Performance 30 (5), 3547-3555
Evaluation of tensile properties of thermally aged 316LN stainless steel with varying
nitrogen content using ABI technique, JG Kumar, GVP Reddy, A George, A Saikumaran,
R Mythili, PA Kumar, Arup Das Gupta, M Vasudevan, Materials Science and Engineering:
A 806, 140819
Microstrain-assisted polymorphic phase transitions in (Eu1 xLax) 2O3, KA Irshad, A
Saikumaran, V Srihari, S Kalavathi, NV Chandra Shekar, Journal of Applied
Crystallography 52 (1), 32-39
Conference Proceedings:
Structure of laves phase in equiatomic CrFeNbNiV alloy, A Saikumaran, Mythili, S
Saibaba, ACTA CRYSTALLOGRAPHICA A-FOUNDATION AND ADVANCES 73, C945-C945
Theoretical and experimental investigation of different phases in as cast equiatomic
CrFeMoNbV alloys, A Saikumaran, R Mythili, S Saroja, KA Irshad, S Kalavathy, R
Ganesan, AIP Conference Proceedings 2115 (1), 030018
Synthesis and structural studies of Mg stabilized zirconia by sol-gel route, S Murugesan,
R Thirumurugesan, A Saikumaran, R Mythili, P Parameswaran, Proceedings of
international conference on electron microscopy and thirty eighth annual meeting of
the Electron Microscope Society of India, 2017.
Conferences & International Symposium for Research Scholars (ISRS-2014) organized by IIT Madras.
workshops 38th and 39th International meeting of Electron Microscopy society of India (EMSI-
2017 and 2018)
12th Asia Pacific Microscopy Conference (APMC 12), Hyderabad
24th meeting of International Union of Crystallography (IUCr-2017), Hyderabad.
5th International Conference on Nanostructuring by ion beams (ICNIB-2019)
1st and 2nd International workshop on High Entropy Materials (IWHEM).
International workshop on Electron Backscattered Diffraction (EBSD) of materials
Awards Best Micrograph award in International symposium for research scholars (ISRS)- 2014
Best Poster presentation award in International Conference on Microscope and
XXXIX Annual Meeting of Electron Microscope Society of India- 2018
References 1. Dr. Arup Dasgupta
Scientific Officer G
Associate Professor, Homi Bhabha National Institute
Head, Physical Metallurgy Division,
Metallurgy and Materials Group,
Indira Gandhi Centre for Atomic Research, Kalpakkam
India, Phone: +91-44-274*-**** Ext. 22135
Email: ****@*****.***.**
2. Dr. R. Mythili
Scientific Officer G
Associate Professor, Homi Bhabha National Institute
Head, Special Materials & Surface Modification Section
Metallurgy and Materials Group
Indira Gandhi Centre for Atomic Research, Kalpakkam
India, Phone: +91-44-274*-**** Ext. 22207
Email: **@*****.***.**
3. Dr. N.V. Chandrashekar
Scientific Officer H
Professor, Homi Bhabha National Institute,
Associate Director,
Materials Science Group,
Indira Gandhi Centre for Atomic Research, Kalpakkam
India
Email: *******@*****.***.**
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