Faculty Profile
Ram Mohan Rao K.
Associate Professor, Chemistry, GSS , VSP
Education
Ph. D.Email ID
rkuppili@gitam.eduEducation
Ph. D.Research Areas
- Corrosion , Electrochemistry and Coatings
- Materials Science and Engineering
- Plasma Processing, and Surface Engineering
- Nanomaterials
Education
| Degree Name | Institute & College name | Year of Graduation/Award |
|---|---|---|
| Plasma Surface Engineering of Metallic Materials for the Enhancement of Resistance to Wear and Corrosion | IIT Kharagpur | 2006 |
| Master of Technology | National Institute of Technology prev. RIT | 1996 |
| Master of Science | Jamshedpur Cooperative College | 1994 |
| na | na | 00 |
Experience
| Designation | Organization | From Date | To Date |
|---|---|---|---|
| Assistant Professor | GITAM Deemed to be University | 03-01-2009 | 10-11-2022 |
| Visiting Professor | Ecole Nationale Superier du Arts et Metiers Paris Tech. FRANCE | 16-05-2022 | 04-10-2022 |
| Visiting Faculty | Kookmin University Seoul South Korea | 07-02-2011 | 21-02-2011 |
| Postdoctoral Fellow | Ecole Nationale Superier du Arts et Metiers Paris Tech. FRANCE | 01-05-2007 | 30-04-2008 |
| Post Ph.D. work | IIT Kharagpur | 05-11-2005 | 04-11-2006 |
| Research Associate | IIT Kharagpur | 05-02-2000 | 31-12-2003 |
| Visiting Researcher | Forschungszentrum Rossendorf Dresden Germany | 01-10-2002 | 31-12-2002 |
| Senior Research Fellow | IIT Kharagpur | 05-02-1998 | 04-02-2000 |
| Project Assistant | IIT Kharagpur | 07-07-1997 | 04-02-1998 |
| Research Project Assistant | National Metallurgical Laboratory Jamshedpur Council of Scientific and Industrial Research CSIR Govt. of India. | 06-04-1996 | 31-10-1996 |
| Research Project Assistant | National Metallurgical Laboratory Jamshedpur Council of Scientific and Industrial Research CSIR Govt. of India. | 22-02-1992 | 31-12-1995 |
| Graduate Trainee | National Metallurgical Laboratory Jamshedpur Council of Scientific and Industrial Research CSIR Govt. of India. | 07-04-1986 | 04-04-1988 |
Studies on bioactive material species and their stabilityMat Tod Proc. (Elsevier), Scopus, JUN-2021, 46, 202
Few stability influencing factors on bioactive ternary material speciesMat Tod Proc. (Elsevier), Scopus, JUN-2021, 46, 256
Enhancement of hardness of low alloy steel after low temperature plasma nitridingMat Tod Proc. (Elsevier), Scopus, JUN-2021, 46, 689
Plasma based nitriding of tool steel for the enhancement of hardnessMat Tod Proc. (Elsevier), Scopus, JUN-2021, 46, 940
Cr2AlC MAX phase formation during mechanically activated annealing of Cr38AlxC (Springer SCIE)Transactions of The Indian Institute of Metals (Springer, SCIE), Others, JUN-2021, (in press), 00
Design, Synthesis and Biological Evaluation of Chalcone Linked ThiazoleImidazopyridine Derivatives as Anticancer Agents (Springer)Medicinal Chemistry Research, Scopus, APR-2020, xx, 00
Effects of low and high temperature plasma nitriding on electrochemical corrosion of steel (Elsevier)Mat. Res. Proc., Scopus, MAY-2020, xx, 00
Studies on Synthesis and Antioxidant Property of Anthroquinone Analog (Elsevier)Mat Tod Proc. , Scopus, APR-2020, xx, 00
Effects of plasma nitriding on low alloy CrMoV steel (Elsevier)Mat Tod Proc. (Elsevier), Scopus, MAY-2020, xx, 00
Plasma Nitriding of 90CrMoV8 Steel for the Enhancement of Corrosion Resistance (Elsevier)Mat Tod Proc. (Elsevier), Scopus, APR-2020, 24, 1006-1010
Synthesis,Characterization of pushpulledAnthra Quinone AnalogsJournal of Information and Computational Science, Google scholar, APR-2020, 10 , 7-11
Low temperature plasma nitriding of martensitic stainless steel (Springer, SCIE)Transactions of The Indian Institute of Metals (Springer, SCIE), Scopus, MAY-2020, 73 , 1695-99
Studies on bioactive material species and their stabilityMat Tod Proc. (Elsevier), Scopus, AUG-2020, xx, 00
Few stability influencing factors on bioactive ternary material speciesMat Tod Proc. (Elsevier), Scopus, AUG-2020, xx, 00
Effects On Corrosion Resistance Of Low Alloy Steel After Plasma Nitriding At Elevated TemperatureMat Tod Proc. (Elsevier), Scopus, SEP-2020, xx, 00
Design, Synthesis and Anticancer Evaluation of Amide Derivatives of Structurally Modified Combretastatin A4 as Anticancer Agents Russian Journal of General Chemistry (Springer), Scopus, -2019, 89, 499-504
Electrochemical study on the corrosion resistance of surface modified CrMoV steel by elevated temperature plasma nitridingMat. Res. Express, IOP Science, Scopus, -2019, 6, 076507
Low Temperature Plasma Nitriding of Low Alloy Steel For The Enhancement of HardnessMat Tod Proc. (Elsevier), Scopus, -2019, 17, 26-33
Plasma Nitriding of 90CrMoV8 Tool Steel for the Enhancement of Corrosion ResistanceMat Tod Proc. (Elsevier), Scopus, -2019, nd, 00
Effects on corrosion resistance of low alloy steel after plasma nitriding at elevated temperature Mat Tod Proc. (Elsevier), Scopus, -2019, xx, 00
Glow Discharge Plasma Nitriding of Low Alloy Steel Mat. Tod. Proc. (Elsevier), Scopus, -2019, xx, 00
Elevated temperature plasma nitriding and effects on electrochemical properties of steel Mat. Tod. Proc. (Elsevier), Scopus, -2019, xx, 00
Enhancement of hardness and corrosion resistance of low alloy high carbon steel by plasma immersion ion implantationSurface Engineering (Taylor & Francis ), Scopus, -2013, 24, 4-7
Plasma nitriding of 90CrMoV8 tool steel for the enhancement of hardness and corrosion resistanceSurf. Coat. Technol. (Elsevier), Scopus, -2011, 205, 4514-4520
Characterization of surface microstructure and properties of low energy high dose plasma immersion ion implanted 30L austenitic stainless steel, Surf. Coat. Technol. (Elsevier), Scopus, -2005, 200, 2049-2057
Plasma immersion ion implantation of nitrogen on austenitic stainless steel at variable energy for enhanced corrosion resistanceSurf. Coat. Technol. (Elsevier), Scopus, -2005, 201, 2049-2057
Studies on low energy plasma immersion ion implantation on austenitic stainless steel and Cu strengthened HASLA100 steelSurf. Coat. Technol. (Elsevier), Scopus, -2004, 186, 282-286
Enhanced corrosion resistance of austenitic stainless steel by plasma immersion ion implantation of nitrogen J. Mat. Sc. (Springer), Scopus, -2003, 22, 1009-1100
Low energy isothermal plasma immersion ion implantation of nitrogen for enhanced hardness of AISI52100 ball bearing steelSurf. Coat. Technol. (Elsevier), Scopus, -2002, 150, 80-87
Low and high energy plasma immersion ion implantation for modification of material surfacesSurf. Coat. Technol. (Elsevier), Scopus, -2002, 156, 103-109
Anodic reactions of amorphous and devitrified FeBSiNbCu alloys in buffered chloride and fluorideCorrosion Science (Elsevier), Scopus, -1999, 41, 1-16
| Title of the project | Funded by | Duration | Sanctioned date |
|---|
| Title of the project | Funded by | Duration | Sanctioned date |
|---|---|---|---|
| ADSORPTION OF THE RARE EARTH IONS USING METAL OXIDE NANO PARTICLES funded by UGC, Govt. of India, (BJECT ChemistryPolymer Science Candidate ID MRPMAJORCHEM201315298) | UGC | 36 | 30-Dec-2013 |
| Title of the book | Book / Chapter | Name of the publisher | Subject area | Edition | Page numbers | ISBN | Published year |
|---|---|---|---|---|---|---|---|
| Microbiologically influenced corrosion K. Ram Mohan Rao*, K. Haripriya, Prasun Banerjee, Adolfo Franco, in Corrosion Science Modern Trends and Applications | Chapters | Bentham publishing co. | Corrosion Science Modern Trends and Applications | xx | 121-145 | ISBN 9789811 | 2021 |
| Advancement in Electrolytes for Rechargeable Batteries, Book Edition 1 Rechargeable Batteries History, Progress, and Applications (2020) 87 98, ISBN 1119661196 (ISBN13 9781119661191) (Wiley Scrivener publishing) | Chapters | Wiley Publisher | Advancement in Electrolytes for Rechargeable Batteries | xx | 87-98 | ISBN13 97811196 | 2020 |
| Coatings Materials, Processes, Characterization and Optimization (Under book series Materials Forming, Machining and Tribology) (Springer Nature) | Chapters | Springer Nature | Corrosion Resistance of High Entropy Alloys | xx | 00 | ISBN 9783030 | 2020 |
| Board name | Journal name |
|---|
| Board name | Journal name |
|---|---|
| SPRINGER, 233 SPRING ST, NEW YORK, USA, NY, 10013 | Metallurgical and Materials Trans. A Phys Metall Mater, Nature of implanted ions in ZnO thin films |
| 2nd International Conference on Material Strength and Applied Mechanics (MSAM 2019) Kiev, Ukraine | Mater Strength & Applied Mech. (Al ALLOY LAYER OBTD ON Mg BY ELECTROSPARK DEP METHOD), Ukraine |
| Seminar name | Organized by | Venue | Start date | End date | Title of the paper presented | Role | Co presenter |
|---|---|---|---|---|---|---|---|
| National | Society for Advancement of Electrochemical Science and Technology (SAEST) | Vellore Institute of Technology Chennai campus | 30-Jan-2020 | 31-Jan-2020 | Corrosion resistance of steel after plasma nitriding | Participated | single |
| National | Department of Chemistry, GIS, GITAM (Deemed to be University) | GITAM University, Visakhapatnam, A.P. | 13-Dec-2019 | 14-Dec-2019 | NANOCRYSTALLINE CR2ALCMAX PHASE FORMATION BY MECHANICALLY ACTIVATED ANNEALING OF AL28CR2C | Participated | K.Y Karuna, J. Joardar, AVLNSH Hariharan |
| National | Department of Chemistry, GIS, GITAM Deemed to be University | GITAM University, Visakhapatnam, A.P. | 13-Dec-2019 | 14-Dec-2019 | ENHANCEMENT OF RESISTANCE TO ENVIRONMENTAL DEGRADATION OF STEEL AFTER PLASMA NITRIDING | Participated | K. Trinadh |
| National | Department of Chemistry, GIS, GITAM Deemed to be University | GITAM University, Visakhapatnam, A.P. | 13-Dec-2019 | 14-Dec-2019 | DESIGN, SYNTHESIS AND BIOLOGICAL EVALUATION OF CHALCONE LINKED THIAZOLEIMIDAZOPYRIDINE DERIVATIVES AS ANTICANCER AGENTS | Participated | Vellanki Ragha Suma |
| National | Department of Chemistry, GIS, GITAM Deemed to be University | GITAM University, Visakhapatnam, A.P. | 13-Dec-2019 | 14-Dec-2019 | ELECTROCHEMICAL BEHAVIOUR OF LOW ALLOY STEEL AFTER PLASMA NITRIDING | Participated | K. Trinadh |
| National | Centre of Nanotechnology, Andhra University | Andhra University, Visakhapatnam | 13-Feb-2017 | 14-Feb-2017 | Plasma Surface Engineering of Materials | Participated | na |
| National | Andhra University | Centre of Nanotechnology, AUCE (A), Andhra University, Visakhapatnam530003 | 13-Feb-2017 | 14-Feb-2017 | Plasma Surface Engineering of Materials | Resource Person | na |
| National | Department of Chemistry, GITAM Deemed to be University | GITAM University, Visakhapatnam, A.P. | 23-Mar-2013 | 23-Mar-2013 | na | Organized | na |
| Seminar name | Organized by | Venue | Start date | End date | Title of the paper presented | Role | Co presenter |
|---|---|---|---|---|---|---|---|
| International | Department of Chemistry, SRM University Chennai (Main campus) | SRM University, Chennai | 19-Feb-2020 | 21-Feb-2020 | present the paper Effects on Corrosion Resistance of Steel after Plasma Nitriding and Session Chair for oral presentation | Participated | na |
| International | Department of Metallurgical and Materials Engineering , National Institute of Tiruchirapalli, India | NIT Tiruchirapalli | 27-Dec-2019 | 28-Dec-2019 | Effect of low and high temperature plasma nitriding on electrochemical corrosion of steel | Participated | C. Nouveau, K. Trinadh |
| International | Department of Metallurgical and Materials Engineering , National Institute of Tiruchirapalli, India | NIT Tiruchirapalli | 27-Dec-2019 | 28-Dec-2019 | Low temperature plasma nitriding of martensitic stainless steel | Participated | C. Nouveau, K. Trinadh |
| International | Amrita Vishwa Vidyapeetham (Deemed to be University), Bangalore campus | Amrita University (Deemed to be University), Bangalore campus. | 29-Aug-2019 | 31-Aug-2019 | Effect on Corrosion Res after Plasma Nitriding at Elevated Temperature | Participated | K. Trinadh |
| International | BVRIT, Hyderabad, Telangana | BVRIT, Hyderabad, Telangana | 23-Aug-2019 | 23-Aug-2019 | Surface Modification of Steel by Plasma Nitriding | Participated | .. |
| International | Department of Mechanical Engineering, CMR Institute of Technology, Hyderabad | CMR Institute of Technology, Hyderabad | 16-Aug-2019 | 17-Aug-2019 | Influence of Plasma Nitriding on Electrochemical Properties of Martensitic Stainless Steel | Participated | K. Trinadh, Corinne Nouveau |
| International | Department of Mechanical Engineering, CMR Institute of Technology, Hyderabad | CMR Institute of Technology, Hyderabad | 16-Aug-2019 | 17-Aug-2019 | Glow Discharge Plasma Nitriding of Low Alloy Steel | Participated | K. Trinadh, Corinne Nouveau |
| International | University of Petroleum and Energy Studies (UPES), Dehradun, Uttarakhand, India | UPES Dehradun | 14-Dec-2018 | 15-Dec-2018 | Low temperature plasma nitriding of low alloy steel for the enhancement of hardness | Participated | K. Trinadh, Corinne Nouveau |
| International | University of Petroleum and Energy Studies (UPES), Dehradun, Uttarakhand, India | University of Petroleum and Energy Studies (UPES), Dehradun, Uttarakhand, India. | 14-Dec-2018 | 15-Dec-2018 | Low temperature plasma nitriding of low alloy steel for the enhancement of hardness | Participated | Corinne Nouveau, K. Trinadh |
| International | Amrita University (Deemed to be University) | Amrita University (Deemed to be University), Bangalore campus. | 16-Aug-2018 | 18-Aug-2018 | Plasma Nitriding of 90CrMoV8 Tool Steel for the Enhancement of Hardness and Corrosion Resistance | Participated | K. Trinadh |
| International | Akal College of Engineering & Technology Eternal University | Akal College of Engineering & Technology Eternal University, near Shimla, H.P. | 07-Apr-2017 | 08-Apr-2017 | Surface Modification of Materials (Keynote Speaker & Chair of the session) | Participated | na |
| International | in Collaboration with HP PATENT INFORMATION CENTER SCSTE, SHIMLA171009 Organized by AKAL COLLEGE OF ENGINEERING & TECHNOLOGY ETERNAL UNIVERSITY, BARU SAHIB, HP173101, | with HP PATENT INFORMATION CENTER SCSTE, SHIMLA171009 Organized by AKAL COLLEGE OF ENGINEERING & TECHNOLOGY ETERNAL UNIVERSITY, BARU SAHIB, HP173101 | 07-Apr-2017 | 08-Jul-2017 | Surface Modification of Materials Key note speaker and Chaired the Session | Resource Person | Single no co presenter |
| International | O P Jindal Institute of Technology,University, Raigarh | O P Jindal Institute of Technology, Raigarh | 08-Jan-2014 | 10-Jan-2014 | Plasma nitriding of low alloy steel for the enhancement of hardness | Participated | Corinne Nouveau |
| International | Plasma Surface Engineering | Germany | 15-Sep-2008 | 19-Sep-2008 | Studies on the Effects of Low Energy Plasma Immersion Ion Implantation of Nitrogen on Titanium at Variable Implantation Voltage | Participated | S Mukherjee, I Manna |
| International | Plasma Surface Engineering | GarmischPartenkirchen, Germany | 15-Sep-2008 | 19-Sep-2008 | Plasma Nitriding of 90CrMoV8 Tool Steel for the Enhancement of Hardness and Corrosion resistance (Poster PO1034) | Participated | Corinne Nouveau, Steyer Philippe |
| International | Plasma Surface Engineering | Chengudu, China | 26-Feb-2007 | 28-Feb-2007 | Plasma immersion ion implantation of nitrogen on austenitic stainless steel at variable energy for enhanced corrosion resistance | Participated | Mukherjee, S. |
| International | POWER BEAM SOCIETY OF INDIA (PSI) at Bhabha Atomic Research Centre, Mumbai, India) | Bhabha Atomic Research Centre, Mumbai, India | 23-Sep-2004 | 25-Sep-2004 | Enhancement of Hardness and Corrosion resistance of 52100 Ball Bearing Steel by PIII | Participated | I Manna |
| International | ISRO Satellite Centre | ISRO Satellite Centre, held in Bangalore, India | 25-Aug-2004 | 27-Aug-2004 | Plasma immersion ion implantation of AISI52100 ball bearing steel for the enhancement of hardness and corrosion resistance | Participated | I Manna |
| International | International Conf. on Plasma Based Ion Implantation | San Antonio Texas US | 16-Sep-2003 | 19-Sep-2003 | Studies on low energy plasma immersion ion implantation on austenitic stainless steel and Cu strengthened HASLA 100steel | Participated | S. Mukherjee and I. Manna |
| International | Plasma Based Ion Implantation Conf. | San Antonio Texas US | 16-Sep-2003 | 19-Sep-2003 | Studies on low energy plasma immersion ion implantation on austenitic stainless steel and Cu strengthened HASLA100 steel | Participated | S. Mukherjee and I. Manna |
| Title of the thesis | Name of the student | Name of the college / university | Major subject area | Year of admission | Type of admission | Thesis specification |
|---|---|---|---|---|---|---|
| Synthesis and characterization of organic compounds for medical and corrosion resistance properties | R. Suma | GITAM Deemed to be University | Chemistry | 2018 | Part time | PhD |
| Plasma Based Surface Modification of Steels for the Enhancement of Corrosion Resistance Properties | K. Trinadh | GITAM Deemed to be University | Material Chemistry | 2017 | Part time | PhD |
| Synthesis and Characterization of Nanostructured MAX Phase Alloys by following Ball Milling | K. Y. Karuna | GITAM Deemed to be University | Material Chemistry | 2014 | Part time | PhD |
| Title of the thesis | Name of the student | Name of the college / university | Major subject area | Year of admission | Type of admission | Thesis specification |
|---|
| Title of the thesis | Name of the student | Name of the college / university | Major subject area | Year of admission | Type of admission | Thesis specification |
|---|
| Name of the award | Awarded by | Awarded year |
|---|---|---|
| Best Paper Award for the paper presented on Influence of Plasma Nitriding on Electrochemical Properties of Martensitic Stainless Steel in ICMMSE 2019 | First International Conference on Manufacturing Material Science Engineering ICMMSE at CMR Institute of Technology Hyderabad | 2019 |
| Visiting faculty | Kookmin University Seoul South Korea | 2010 |
| Post Doctoral Fellow, FRANCE | Paris Institute of Technology France | 2007 |
| Post Doctoral Research Associate | IITD | 2006 |
| Visiting Researcher, Germany | Forschungszentrum Rossendorf Germany | 2002 |
| Research Associate, Department of Science and Technology, Govt. of India | DST Govt. of India | 2002 |
| Senior Research Fellow, Council of Scientific & Industrial Research (CSIR), Govt. of India | CSIR Govt. of India | 2000 |
| Project Staff, CSIR IIT Kharagpur | CSIR Govt. of India project at IIT Kharagpur | 1997 |
| Project Assistant, National Metallurgical Laboratory, CSIR Govt. of India | CSIR Govt. of India NML Jamshedpur | 1996 |
| Project Assistant | CSIR Govt. of India | 1992 |
| Graduate Trainee | National Metallurgical Laboratory Council of Scientific Research Govt. of India | 1987 |
| Title | Type | Organized by | Venue | Start date | End date | Role |
|---|---|---|---|---|---|---|
| Two days workshop on Practical Approach to Effective Teaching and Productive Research in Applied Sciences organized by the Department of Electronics and Phys GITAM Institute of Science | Faculty development program | GITAM Deemed to be University | GITAM University, Visakhapatnam, A.P. | 11-Dec-2019 | 12-Dec-2019 | Participated |
| Two days INDOUS workshop on SAFEGUARDING DUAL USE CHEMICALS (THE APPLICATIONOF VULNERABILITY ASSESSMENT TOOLS AND RISK BASED SECURITY ENHANCEMENTS) | Quality improvement program | GITAM Deemed to be University | GITAM University, Visakhapatnam, A.P. | 20-Jul-2018 | 21-Jul-2018 | Participated |
| Nanocomposite Thermal Barrier Coating Techniques and Simulation using CFD Application on Gas Turbine (NTBCTSGT2017) | Quality improvement program | Andhra University | Centre for nanotechnology, Andhra University | 13-Feb-2017 | 14-Feb-2019 | Participated |
| 2 days National workshop under TEQIP Phase II on Advanced & Nano Materials and Thermal Barrier Coatings for Transport and Energy applications (AVMTTEA2017) | Quality improvement program | Andhra University | Centre for nanotechnology, Andhra University | 27-Jan-2017 | 28-Jan-2017 | Participated |
| One day workshop on Advances in Solar Cells and Light Emitting Devices {ASCLED 2014} | Quality improvement program | Dept. of Chemistry, GIT, GITAM Deemed to be University | GITAM University, Visakhapatnam, A.P. | 27-Dec-2014 | 27-Dec-2017 | Participated |
| One week workshop on Application of Nanomaterials held during 1st week of August 2014 | Quality improvement program | GITAM Deemed to be University | GITAM University, Visakhapatnam, A.P. | 02-Aug-2004 | 06-Jul-2019 | Participated |
| Title | Type | Organized by | Venue | Start date | End date | Role |
|---|---|---|---|---|---|---|
| week workshop on Application of Nanomaterials held during 1st week | Quality improvement program | GITAM Deemed to be University | GITAM University, Visakhapatnam, A.P. | 01-Aug-2017 | 07-Aug-2017 | Participated |
| One day International workshop on Quality Research and Impact of Writing the Research Articles | Quality improvement program | GITAM Deemed to be University | GITAM University, Visakhapatnam, A.P. | 04-Jan-2016 | 04-Jan-2016 | Participated |
| DAE BRNS International Workshop on Plasma Surface Engineering | Quality improvement program | POWER BEAM SOCIETY OF INDIA (PSI) at Bhabha Atomic Research Centre, Mumbai, India | Bhabha Atomic Research Centre, Mumbai, India | 23-Sep-2004 | 25-Sep-2004 | Participated |
| DAEBRNS International Workshop on Plasma Surface Engineering | Quality improvement program | POWER BEAM SOCIETY OF INDIA (PSI) | Bhabha Atomic Research Centre, Mumbai, India | 23-Sep-2004 | 25-Sep-2004 | Participated |
| International Conference on Interfaces in Advanced Materials (IAM03) | Quality improvement program | IAM | Chernogolovka, Russia | 26-May-2003 | 30-May-2003 | Participated |
| Organization name | Membership category | Membership type |
|---|---|---|
| Indian Society of Electroanalytical Chemistry ISEAC Bhabha Atomic Research Centre Mumbai LM | Life | Member |
| Indian Vacuum Society | Life | Member |
| Material Research Society of India MRSI | Life | Member |
| Plasma Science Society of India PSSI | Life | Member |
| Society for Advancement of Electrochemical Science and Technology | Life | Fellow |
| Institute of Engineers | Individual | Member |
| Title of the lecture | Name of the college / university | Place | Date |
|---|---|---|---|
| Plasma Based Ion Implantation and Nitriding of Metallic Materials for the Enhancement of Hardness and Corrosion Resistance Properties | Plasma Physics Institute of Plasma Research, Department of Atomic Energy, Govt. of India, | Guwahati, Assam | 06-Dec-2013 |