Dr. R. Arockia Kumar

Assistant Professor

Department of Metallurgical & Material Engineering

National Institute of Technology, Warangal - 506004, Telangana, INDIA

: arockia@nitw.ac.in

: 8332969479

Interests: Shape Memory Alloys, Physical Metallurgy, Phase Transformations, Severe Plastic Deformation, Grain Boundary Engineering, Friction Stir Processing

 Education

Ph.D. (Materials Science and Engineering)  KAIST, Daejeon, South Korea (Sep 2005- Jan 2010)

M.Tech. (Materials Science)                                  NIT, Tiruchirappalli (Aug 2002- Apr 2004)

B.E. (Mechanical Engineering)                            RCET, Madurai, Tamilnadu (Aug 1996- Apr 2000)

 

Teaching Experience

Assistant Professor, NIT- Warangal, India (Jan 2014 onwards )

Teaching Assistant, RCET, Madurai, India (June 2001- April 2002)

 

Research Experience

NIMS Post-Doctoral Researcher                NIMS, Tsukuba, Japan (May 2012- Dec 2013)

BK-21 Post-Doctoral Researcher               KAIST, South Korea (Feb 2010- Apr 2012)

Senior Research Fellow                           NIT, Tiruchirappalli (Aug 2004- Aug 2005)

 

Professional Activities

Peer reviewed research articles for

       Journal of Alloys and Compounds

       Materials Science and Engineering A

       Materials Science and Engineering B

 

Continues Learning Activities (Workshops attended)

Open Source Software, 14-15 March 2014, Conducted by NITW, Sponsored by TEQIP II

Outcome based Accreditation, 5-7 March 2014, Conducted by NITW, Sponsored by TEQIP II

Teaching Methodologies for Effective Learning, 5-9 Feburary 2014, Conducted by NITW, Sponsored by TEQIP II

 

 

 

 

Course Taught Previously

 

Year

Class

Semester

Course code

Course title

2013-2014

2014-2015

M.Tech.

II

MM5163

High Temperature Materials

2014-2015

2015-2016

2016-2017

2017-2018

B.Tech.

I

MM235

Materials Engineering

2015-2016

2016-2017

2017-2018

B.Tech.

I

MM204

Transport Phenomena

2015-2016

2016-2017

B.Tech.

II

MM253

Computer Applications in Materials Engineering

2014-2015

2015-2016

M.Tech.

II

MM5153

Materials Characterization Laboratory

2014-2015

2016-2017

B.Tech.

II

 MM255

Physical Metallurgy and Heat Treatment Laboratory

2016-2017

M.Tech.

II

MM5152

Advanced Experimental Techniques

2014-2015

B.Tech.

I

MM404

X-ray diffraction and Electron Microscopy Laboratory

 

Publications

  Journal Publications

 

  1. Gautam Revankar, Chakravarthy P, Arockia Kumar R, Influence of Cold Work on the Microstructural Evolution and Hardness During Aging of AA6061 Alloy, Transactions of the Indian Institute of Metals, 70 (2017) 623-630.
  2. Thiruparasakthi Balakrishnan, Kommineni Uday VenkatKiran, S. MithinKumar,, Arockiakumar R, Sakthivel ArunKumar, Sundar Mayavan, Copper particles decorated boron carbon nitride, an efficient catalyst for methyl orange oxidation under sonication and sunlight irradiation, Journal of Environmental Chemical Engineering 5 (2017) 564-571.
  3. S. Mithin Kumar, Uday Venkat Kiran,  Arockia Kumar R,  S. Ambalavanan  and  Sundar Mayavan,  Effect of boron�??carbon�??nitride as a negative additive for lead acid batteries operating under high-rate partial-state-of-charge conditions, RSC Adv. 6 (2016) 75122-75125.
  4. Yamabe-Mitarai, Y.; Arockiakumar, R.; Wadood, A.; Suresh, K. S.; Kitashima, T.; Hara, T.; Shimojo, M.; Tasaki, W.; Takahashi, M.; Takahashi, S.; Hosoda, H. Ti(Pt, Pd, Au) based high temperature shape memory alloys, Materials Today: Proceedings 2  (2015) S517-S522.
  5. Y. Yamabe-Mitarai, A. Wadood, R. Arockiakumar, T. Hara, M. Takahashi, S. Takahashi, H. Hosoda,High-temperature shape memory alloys based on Ti-Platinum Group Metals compounds, Materials Science Forum Vols. 783-786 (2014) pp 2541-254
  6. R. Arockiakumar, M.Takahashi, S. Takahashi, Yoko Yamabe-Mitarai, X-ray diffraction studies on Ti-Pd shape memory alloys, Materials Science Forum Vols. 783-786 (2014) pp 2517-2522
  7. R. Arockiakumar, M. Takahashi, S. Takahashi, Yoko-Yamabe Mitarai, Microstructure, mechanical and shape memory properties of Ti-55Pd-5x(x = Zr, Hf, V, Nb) alloys, Materials Science and Engineering A 585 (2013) 86-93
  8. S.M.Kim, R. Arockiakumar, J.K.Park, Effect of ECAE-processing on the thermo-mechanical behavior of Ti34wt.%Nb0.14wt.%O shape memory alloy, Materials Science and Engineering A 546 (2012) 53-58.
  9. R. Arockiakumar, J.K. Park, Superelastic behavior of ultrafine-grain-structured Ti-35wt%Nb alloy fabricated by equal-channel angular extrusion, Philosophical Magazine Letters 91 (2011) 591-598.
  10. R. Arockiakumar, J.K. Park, Effect of α- precipitation on the superelastic behavior of Ti-40 wt.%Nb-0.3wt.% O alloy processed by equal channel angular extrusion, Materials Science and Engineering A 527 (2010) 2709-2713.
  11. S. Kumaran, T. Sasikumar, R. Arockiakumar, T. Srinivasa Rao, Nanostructured titanium aluminides prepared by mechanical alloying and subsequent thermal treatment Powder Technology 185 (2008) 124-130.

PHDs Supervised

Ph.D. Scholars

S.No.

Name of the Scholar

Year of registration

Research topic

1

Mr. Bheekya Naik (FT)

Dec 2014

Development of HSHC copper alloys through friction stir processing

2

Mr. Venkateswara Reddy (FT)

July 2015

Development of high vibration damping layers through friction stir processing

3

Mr. B. B. Singh (PT)

July 2016

High strain rate deformation behaviour of high nitrogen stainless steel

4

Ms. PSDRS Sailaja (PT)

Dec 2016

Development of BCZT/NiFe2O4 magnetoelectric thin films and its characterization

 

M.Tech. Dissertation Guidance

S.No.

Name of the Scholar

Batch

Co-guide

 Project title

1

Mr. K Uday Venkat Kiran

2013-2015

Dr. Sundar Mayavan (CECRI)

Solution combustion synthesis of boron carbon nitride metal oxide hybrids for energy storage and photocatalytic applications

2

Mr. T Sai Anvesh

2013-2015

 -

Microstrcuture and mechnaical propoerties of cryorolled 6082 aluminium alloy

3

Mr. Amarnath Padala

2013-2015

Sri. Venkat (VSSC, ISRO)

Development of machinable mica galss-ceramic

4

Mr. Veera Babu

2014-2016

Dr. D Paul Joseph (NITW)

Ultra-thin Ag films as an alternative transparent conducting electrodes

5

Mr. Rishabh Kindo

2014-2016

Dr. S. K. Tiwari (NML)

Deposition and charcaterization of zinc based CMMA coating on steel

6

Mr. Sujith Philip

2014-2016

 -

Development and characterization of Lead-Graphene composite material for positive electrode application in lead-acid batteries

7

Mr. Vidhish Naik

2014-2016

 -

Microstructure and mechanical propeorties of Al6082/ZrB2 surface composites fabricated by friction stir processing 

8

Mr. Ch Surya Prakasarao

2015-2017

Dr. D Paul Joseph (NITW)

Fabrication of highly flexible, transparent and conducting ultra-thin tri-layer films of Au/Cu-Ag-Au and testing using indigenously designed bending twisting equipment

9

Mr. T V V S Vara Prasad

2015-2017

Dr. K. Gopinath (DMRL)

Gleeble based studies on thermo-mechanical processing of a Cu-bearing HSLA naval steel

10

Mr. P Venkata Vineeth

2015-2017

Dr. Anish Kumar (IGCAR)

Non-destructive evaluation of hydrogen damage in internally rifled boiler tubes using ultrasonic techniques

11

Mr. Ch. Sai Krishna

2015-2017

Dr. Madhusudhan Reddy (DMRL)

Welding aspects of high nitrogen austenitic stainless steel

12

Ms. Ramya Krishna

2015-2017

Sri. Venkat (VSSC, ISRO)

Preparation and characterization of glass based electronic substrates

 

 

Workshops/Conferences

Conference Presentations

International

 

  1. Y. Yamabe-Mitarai, A. Wadood, R. Arockiakumar, T. Hara, M. Takahashi, S. Takahashi, H. Hosoda, High-temperature shape memory alloys based on Ti-Platinum Group Metals compounds,Presented in Thermec-2013, Las Vegas, USA, Dec 2-6, 2013
  2. R. Arockiakumar, M.Takahashi, S.Takahashi, Yoko-Yamabe Mitarai, Microstructure and shape memory properties of Ti-Pd based ternary alloys, Presented inThermec-2013, Las Vegas, USA, Dec 2-6, 2013
  3. R. Arockiakumar, M.Takahashi, S.Takahashi, Yoko-Yamabe Mitarai, X-ray diffraction studies on     Ti-Pd based shape memory alloys, Poster presentation in Thermec-2013, Las Vegas, USA, Dec 2-6, 2013
  4. Y. Yamabe-Mitarai, A. Wadood, R. Arockiakumar, M. Takahashi, S. Takahashi, H. Hosoda, Potential of TiPt and TiPd as high-temperature shape memory alloys, Presented in Energy Materials Conference-2012, Loughborough Univ., Leicestershire, UK, Oct. 18-19, 2012
  5. R. Arockiakumar, H. Maheswari, M.Kawakita, M. Takahashi, S. Takahashi, Y. Yamabe Mitarai,Effect of alloying and hot rolling on the shape memory behavior of Ti-Pd alloys Presented in TMS-2013, San Antonio, USA, Mar 3-7, 2013.
  6. Y. Yamabe-Mitarai, R. Arockiakumar, T. Hara, M.Kawakita, M. Takahashi, S. Takahashi, H. Hosoda, Effect of alloy composition on the phase transformation and the shape memory behavior of TiPd alloys, Presented in TMS-2013, San Antonio, USA, Mar 3-7, 2013.
  7. J.K. Park, R. Arockia Kumar, S.M. Kim, Z.J. Zhang, S.H. Chon, Texture and mechanical property of side extruded CP-Ti by equal channel angular pressing Presented in APNFM-2008, Dresden, Germany, Jan 23-25, 2008
  8. J.K. Park, S.M. Kim, R. Arockia Kumar, Z.J. Zhang, S.H. Chon, Deformation texture of CP-Ti processed by multi-pass equal channel angular extrusion via route A at warm temperature Presented in APNFM-2008, Dresden, Germany, Jan 23-25, 2008
  9. Zhijian Zhang, S.K Badjena, S.M. Kim, R. Arockia Kumar, J.K. Park, Finite element analysis of damage accumulation during equal channel angular extrusion, Presented in ICTP-2008, Gyeongju, Korea, Sep 7-11, 2008

  Domestic

 

  1. R. Arockia Kumar, S. Kumaran, T. Srinivasa Rao, Particulate Reinforced Hybrid Aluminium Metal Matrix Composite: Microstructures and Mechanical Properties Presented in 30th National P/M Conference held at Kolkata, Jan 21-22, 2004.
  2. R. Arockia Kumar, S. Kumaran, T. Srinivasa Rao, Nanostructured Materials through Mechanical Alloying Opportunities and Problems-An Overview Presented in 12th National Convention of Electrochemists held on Feb-2005, India, Won best paper award
  3. R. Arockia Kumar, T. Sasikumar, S. Jerome, Metal Foams-A Comprehensive overview, Proceedings of the National Conference on Globally Competitive Eco-Friendly Technologies in Mechanical and Mechatronics Engineering-GETME 2005, April 15-16, 2005, pp B13-B19
  4. Nagaraja Kowmudi, R. Arockia Kumar, S. Jerome, Recent Trends in Copper Based Shape Memory Alloys, Proceedings of the National Conference on Globally Competitive Eco-Friendly Technologies in Mechanical and Mechatronics Engineering-GETME 2005, Apr 15-16, 2005, pp K1-K6
  5. R. Arockia Kumar, S.H. Chon, J.K. Park, Effect of thermal stress on β to α transformation behavior of extra pure titanium, Presented in 2007 Fall conference of the Korean Institute of Metals and Materials, Jeju, Korea, Nov 4 -5, 2007
  6. S.H. Chon, R. Arockia Kumar, S.M. Kim, J.K. Park, Texture evolution of CP-Ti during multipass equal channel angular extrusion (ECAE), Presented in 2007 Fall conference of the Korean Institute of Metals and Materials, Jeju, Korea, Nov 4 -5, 2007
  7. R. Arockia Kumar, S.M. Kim, J.H. Won, J.K. Park, Mechanical and Superelastic Properties of Equal Channel Angular Extruded Ti-40Nb Shape Memory Alloy, Presented in 2008 Fall conference of the KIMS, Incheon, Korea, Oct 23- 24, 2008
  8. R. Arockia Kumar, S.M. Kim, J.H. Won, J.K. Park, Effect of Grain size on Superelastic Properties of Equal Channel Angular Extruded Ti-40Nb Shape Memory Alloy, Presented in 2009 Spring conference of the Korean Institute of Materials Science, Chongwon, Korea, Apr 23- 24, 2009
  9. R. Arockiakumar, S.M.Kim, J.KPark, Effect of ECAE texture on the shape memory property of Ti-35Nb alloy, Presented in 2009 Fall conference of the Korean Institute of Materials Science, Daegu, Korea, Oct 22-23, 2009
  10. R. Arockiakumar, S.M.Kim, J.KPark, Shape Memory Properties of ECAE Fabricated Ultrafine Grain Ti-35 wt.% Nb Alloy, Presented in 2010 Spring conference of the Korean Institute of Materials Science, Wonju, Korea, April 22-23, 2010
  11. S.M.Kim, R. Arockiakumar, J.K.Park, Effect of β stability on the structure refinement in ECAE processed Ti-Nb alloy, Presented in 2010 Fall conference of the Korean Institute of Materials Science, Chongwon, Korea, Nov 4-5, 2010
  12. S.M.Kim, R. Arockiakumar, J.K.Park, Microstructure refinement of Ti-Nb alloy during ECAE-processing and stress induced martensitic transformations, Presented in 2011Spring conference of the Korean Institute of Metals and Materials, Daegu, Korea, April 21-22, 2011
  13. S.M.Kim, R. Arockiakumar, J.K.Park, Effect of the precipitation of α and omega phases on the stability of the β-phase of Ti35Nb alloy and on its superelastic property, Presented in 2011 Fall conference of the Korean Institute of Materials Science, Daejeon, Korea, Oct 27-28, 2011
  14. S.M.Kim, R.Arockiakumar, J.K.Park, Thermo-mechanical behavior of ECAE processed Ti34wt.%Nb0.14wt.%O shape memory alloy, Presented in 2012 Spring conference of the Korean Institute of Materials Science, Wonju, Korea, April 26-27, 2012
  15. S.M.Kim, R.Arockiakumar, J.K.Park, Thermo-mechanical behavior of ECAE processed Ti34wt.%Nb0.14wt.%O shape memory alloy, Poster presentation in NIMS Conference 2012, Tsukuba, June 3-5, 2012. (Won NIMS Young Scientist Poster Award)
  16. R. Arockiakumar, H. Maheswari, M.Kawakita, , M. Takahashi, S. Takahashi, Y. Yamabe Mitarai,Effects of group IVB, VB and VIB transition elements on the shape memory behavior of Ti-Pd alloys, Presented in 2012 Fall meeting of Japan Institute of Metals, Ehime University, Matsuyama, Sep 17-19, 2012
  17. R. Arockiakumar, H. Maheswari, M.Kawakita, , M. Takahashi, S. Takahashi, Y. Yamabe Mitarai,Phase transformation behavior of Ti-Pd based ternary shape memory alloys, Poster presentation in India-Japan Symposium on Frontiers in Science & Technology, Indian Embassy, Tokyo, Sep 20-12, 2012
  18. R.  Arockiakumar, Y. Yamabe Mitarai, M. Takahashi, S. Takahashi,Effect of Pd content on the phase stability and shape memory behavior of Ti-Pd-5x(x=Zr, Hf, V, Nb) shape memory alloys, Presented in 2013 Spring meeting of Japan Institute of Metals, Tokyo University of Science, Kagurazaka Campus, Tokyo, Mar 27-29, 2013.
  19. Y. Yamabe Mitarai,R. Arockiakumar, M. Takahashi, S. Takahashi, Shape memory properties of TiPdZr alloys (in Japanese), Presented in 2013 Spring meeting of Japan Institute of Metals, Tokyo University of Science, Kagurazaka Campus, Tokyo, Mar 27-29, 2013
  20. Y. Yamabe Mitarai,R. Arockiakumar, M. Takahashi, S. Takahashi, Effects of group VIII elements on the phase transformation and shape recovery of TiPd alloys), Presented in the Fall meeting of Japan Institute of Metals, Kanazawa University, Kanazawa, Sep 17-19, 2013
  21. R. Arockiakumar, Y. Yamabe Mitarai, M. Takahashi, S. Takahashi, Isobaric thermal cycling of Ti-50Pd-5V shape memory alloy: effect of training, Presented in the Fall meeting of Japan Institute of Metals, Kanazawa University, Kanazawa, Sep 17-19, 2013
  22. R. Arockiakumar, M. Takahashi, S. Takahashi, Y. Yamabe Mitarai, High temperature shape memory properties of Ti-50Pd-2.5Zr-2.5Hf alloy, Poster presentation in India-Japan Symposium on Emerging materials for health, environment and safety, Indian Embassy Auditorium, Tokyo, Oct 11, 2013.
  23. R. Arockiakumar, M. Takahashi, S. Takahashi, Y. Yamabe Mitarai, Constant stress thermal cycling of TiPd based high temperature shape memory alloys (in Japanese), Presented in the Spring meeting of Japan Institute of Metals, Tokyo Institute of Technology, Ookayama Campus, Tokyo, Mar 21-23, 2014

Projects

 

S. No.

Sponsoring agency

Year of award

Project title

 

Grant (Lakh)

Co-PI(s)

1

UGC-DAE-CSR

Aug 2015

Development of ductile Cu-Sn shape memory alloys through powder metallurgy route

2 years

 

0.45

-

2

NTPC-NETRA

June 2016

In Situ hydrogen damage evaluation of boiler waterwall tubes using NDT

1 year

10.59

Dr. Ajoy Kumar Pandey

Dr. N. Narasaiah

3

DST-SERB-ECR

July 2017

Development of high vibration damping composite layers through friction stir processing

3 years

44.04

-

Awards and Honors

 Awards

INAE Teacher Mentorship Program May-July 2015 (Mentors: Dr. Madangopal Krishnan& Prof. K. Bhanu Sankar Rao)

NIMS Young Scientist poster award in NIMS conference, Tsukuba, June 3-5, 2012

Best paper presentation award in 12th National Convention of Electrochemists, CECRI, Karaikudi, Feburary 2005

Additional Responsibility

Department Responsibilities

Faculty Advisor, Research Scholars (July 2014 onwards)

Faculty Advisor, Metallurgical and Materials Engineering Association& IIM Student Chapter, NITW ( Aug 2015 onwards)

Faculty Advisor, B.Tech (IV/IV) (July 2014- July 2017)

Member, DAC (PG&R) (July 2015- July 2017)

Member, Reseacrh Review Committee (2015)