Members

NMSL Lab

Alumni

Total 25건 2 페이지
  • Dr. Yuvasree Purusothaman

    E-mail

    yuvasreep@jejunu.ac.kr

    Biosketch

    Ph.D., Mechatronics Engineering, Jeju National University, Jeju, South Korea, Feb 2019.

    M.Tech., Nanotechnology, Sri Ramakrishna Engineering College, Anna University, India, June 2014

    B.E., Electronics and Communication Engineering, Easa College of Engineering and Technology, Anna University, India, June 2012

    Research Area
    • Synthesis of piezoelectric semiconducting nanomaterials
    • Integration of piezotronic/ piezo-phototronic effects
    • Self-powered energy harvesting sensors and systems
    Award & Publications


    Selected Publications

    "Piezophototronic Gated Optofluidic Logic Computations Empowering Intrinsic Reconfigurable Switches",Yuvasree Purusothaman, Nagamalleswara Rao Alluri, Arunkumar Chandrasekhar, Venkateswaran Vivekananthan, Sang-Jae Kim. Nature Communications, 2019, 10:4381

    “Photoactive Piezoelectric Energy Harvester Driven by Antimony Sulfoiodide (SbSI): A AVBVICVII Class Ferroelectric-Semiconductor Compound”. Yuvasree Purusothaman, Nagamalleswara Rao Alluri, Arunkumar Chandrasekhar, Sang-Jae Kim. Nano Energy, 2018, 50, 256.

    “Regulation of Charge Carrier Dynamics in ZnO Micro-architecture-Based UV/Visible Photodetector via Photonic-Strain Induced Effects". Yuvasree Purusothaman, Nagamalleswara Rao Alluri, Arunkumar Chandrasekhar, Venkateswaran Vivekananthan, Sang-Jae Kim. Small, 2018, 1703044.


    Patents

    “ Piezoelectric Nano Generator, Optical Sensor Comprising of the same, and Preparation method of Piezoelectric Nano

    Generator”. Korean Patent, Reg. No: 1-1-2018-1062578-57.


    Profile Links

    Google scholar : https://scholar.google.co.kr/citations?hl=en&user=7y0QJTwAAAAJ

    Research gate : https://www.researchgate.net/profile/Yuvasree_Purusothaman


    Honors & Awards

    “Recipient of Young Investigator Project (Principal Investigator)”from National Research Foundation of Korea (NRF), 2019-2022.

    “The ICAE Award"at International Conference on Advanced Electromaterials 2019, Ramada Plaza, Jeju, Korea

    “Best Poster Award"at European Materials Research Society fall meeting (E-MRS 2018), Warsaw, Poland.

    “Best Poster Award"at 4th International Conference on Nanogenerator and Piezotronics (NGPT 2018), Seoul, Republic of Korea.

    “Best Poster paper Award"at 5th International Conference on Electronic Materials and Nanotechnology for Green Environment (ENGE 2018), Jeju, Republic of Korea.

    “Recipient of Brain Korea 21 Plus (BK 21+) Fellowship”from Korean Research Foundation for Doctoral Research (2016-2019).

    “Best Project and Oral Presentation Award”from Tamil Nadu State Council for Science and Technology (TNSCST, 2015), Tamil Nadu, India

    “Recipient of Student Project Scheme”from Tamil Nadu State Council for Science and Technology (TNSCST, 2013-2014), Tamil Nadu, India

    “Gold medalist”in M.Tech. Nanotechnology, Anna University, India.

    “Gold medalist”in B.E. Electronics and Communication Engineering, Anna University, India.

  • Dr. Arunkumar Chandrasekhar

    E-mail

    arunkumar.c@vit.ac.in, arunecebe@jejunu.ac.kr

    Biosketch

    Ph.D Mechatronics Engineering, Jeju National University, Jeju, South Korea, Feb 2018.

    M.S., Nanoscience and Nanotechnology, S.R.M University, India, May 2013

    Bachelor of Engineering, Electronics and Communication, Anna University Coimbatore, India, May 2011

    Diploma in Electronics Engineering, S.S.M.P.T.C, Tirur, India, June 2008


    Research Area
    • Development of human-based self-powered device
    • Development of bioactive materials for biomedical application
    • Fabrication of Triboelectric and Piezoelectric nanogenerator
    • Development of nanostructured materials for low power electronic application
    Award & Publications


    Publications

    A Fully Packed Water-Proof, Humidity Resistant Triboelectric Nanogenerator For Transmitting Morse CodE . Arunkumar Chandrasekhar, Venkateswaran Vivekananthan, Gaurav Khandelwal, and Sang-Jae Kim. Nano Energy, 2019.

    Smart Mobile Pouch as a Biomechanical Energy Harvester towards Self-Powered Smart Wireless Power Transfer Applications . Arunkumar Chandrasekhar, Nagamalleswara Rao Alluri, M.S.P Sudhakaran, Young Sun Mok, Sang-Jae Kim, Nanoscale, 2017, 9, 9818-9824.

    Human Interactive Triboelectric Nanogenerator as a Self-Powered Smart Seat . Arunkumar Chandrasekhar, Nagamalleswara Rao Alluri, Balasubramaniam Saravanakumar, Sophia Selvarajan, Sang-Jae Kim, ACS applied materials & interfaces, 2016, 8, 9692-9699.


    Honors & Awards

    Award for Outstanding Research and Development by Deputy Prime Minister and Educational Minister of South Korea.

    Award for the Best Records for excellent research results for 2017, from Brain Korea 21+project.

    Brain Korea-21+ (BK-21+) fellowship from Korea Research Foundation for Doctoral research.

    Korean Graduate Scholarship Program (KGSP) recipient for Ph.D. program.

  • Dr. Pandey Rajagopalan

    E-mail

    phd1401181006@iiti.ac.in

    Biosketch

    PhD Metallurgy Engineering & materials Science, Indian Institute of Technology, Indore, India, July 2019.

    B.Tech (Hons), Aeronautical Engineering, Babu Banarasi Das National Institute of Technology, Lucknow

    Research Area
    • Zinc oxide based piezoelectric nanogenerators
    • Doping, interfacing, heterostructures, nanostructures of semiconductors
    • Aerodynamics of flutter based device

    Award & Publications


    Publications

    Novel interfacial bulk heterojunction technique for enhanced response in ZnO nanogenerator for Smart Urinal

    Applications,. Pandey Rajagopalan, Nirmal Prashanth Maria Joseph Raj, Vipul Singh, I A Palani, and S. J. Kim, 2019, 11 (6), pp 6078–6088, Applied Materials Interfaces, ACS,

    Enhancement of ZnO based flexible nano generators via sol gel technique for sensing and energy harvesting

    applications,. Rajagopalan P., Vipul Singh and I.A. Palani, IOP Nanotechnology, January 2018, 29, 105406

    Superior response in ZnO nanogenerator via interfaced heterojunction for novel smart gas purging system,. Pandey

    Rajagopalan, Vipul Singh, I A Palani, and S. J. Kim. Extreme Mechanics Letters, Elsevier, Volume 26, January 2019, Pages 18-25


    Honors & Awards

    Teaching assistance fellowship Awarded by Ministry of Human resource and development for 5 years (2014-2019).

    Indo-Korea Research Fellowship awarded by DST, India and NRF, Korea for 1 Year (2017-2018).

    Secured seed funding for prototype development in IDEAS-2018.

    Best Technology Development award-2018, IIT Indore.

    All India Rank 225 in GATE-2014 exam. B. Tech completed with Honors.


  • Dr. Sophia Selvarajan

    E-mail

    sophiasphd@gmail.com

    Biosketch

    PhD Advanced Convergence Technology and Science (Nanobiotechnology), Jeju National University, Jeju, South Korea, Feb 2018

    M.Tech., Nanotechnology, Karunya University, India, May 2013

    B.Tech., Biotechnology, Tamil Nadu Agricultural University (TNAU)

    Research Area
    • Biosensors; Self-powered biosensing systems
    • Piezoelectric energy harvesting
    • Acousto-Bioelectronics
    Award & Publications


    Publications

    “ Direct detection of cysteine using functionalized BaTiO3 nanoparticles film based self-powered biosensor”. S. Selvarajan, N. R. Alluri, A. Chandrasekhar and S.J. Kim. Biosensors and Bioelectronics., 2017, 91, 203–210

    “ Unconventional active biosensor made of piezoelectric BaTiO3 nanoparticles for biomolecule detection”. S. Selvarajan, N. R. Alluri, A. Chandrasekhar and S.J. Kim. Sensors and Actuators B: Chemical., 2017, 253, 1180-1187

    “ BaTiO3 nanoparticles as biomaterial film for self-powered glucose sensor application " S. Selvarajan, N. R. Alluri, A. Chandrasekhar and S.J. Kim. Sensors and Actuators B: Chemical., 2016, 234, 395–403


    Honors & Awards

    “Korean Government Scholarship Program (KGSP)" recipient for Ph.D. program

    “Best poster presentation award” in “The 10th International Conference on Advanced Materials and Devices (ICAMD 2017).

    “Best poster presentation award” in “The 13th International Conference on Nanotek and Expo”, 2016, Phoenix, USA

    “Poster presentation award” in “The 18th International Symposium on the Physics of Semiconductors and Applications” (ISPSA 2016), Jeju, Korea

    “University Topper” during MTech (Nanotechnology), 2013, Karunya University, India.

  • Dr. Ganesh Kumar Veerasubramani

    E-mail

    ganeshkar@hanyang.ac.kr

    Biosketch

    PhD., Mechatronics Engineering, Jeju National University, South Korea, Feb 2017

    M.Sc., Chemistry, Bharathiar University, India, May 2010

    B.Sc., Chemistry, Madurai Kamaraj University, India, June 2008

    Research Area
    • Advanced Anodes (Conversion/Alloying/Insertion based 2D materials, Nanocarbons, Metal Oxides and Chalcogenides)
    • Advanced Cathodes (Intercalation-type Layered Oxides and Polyanionic Compounds)
    • Electrochemical Energy Storage Systems such as Secondary Li/Na-ion Batteries/Hybrid Capacitors and Supercapacitors
    Award & Publications


    Publications

    Improved electrochemical performances of binder-free CoMoO4 nanoplate arrays@ Ni foam electrode using redox additive electrolyte. Ganesh Kumar Veerasubramani, Karthikeyan Krishnamoorthy, Sang Jae Kim. Journal of Power Sources, 306 (2016) 378-386.

    Effective use of an idle carbon-deposited catalyst for energy storage applications. Ganesh Kumar Veerasubramani, MSP Sudhakaran, Nagamalleswara Rao Alluri, Karthikeyan Krishnamoorthy, Young Sun Mok, Sang Jae Kim. Journal of Materials Chemistry A, 4(32) (2016) 12571-12582.

    Liquid electrolyte mediated flexible pouch-type hybrid supercapacitor based on core-shell nanostructures and honey comb-like porous carbon. Ganesh Kumar Veerasubramani, Arunkumar Chandrasekhar, MSP Sudhakaran, Young Sun Mok, Sang Jae

    Kim. Journal of Materials Chemistry A, 5(22) (2017) 11100-11113.


    Google scholar: https://scholar.google.co.kr/citations?hl=en&user=ceXPAEAAAAAJ 


    Honors & Awards

    Recipient of Young Investigator Project (Principal Investigator)received from National Research Foundation of Korea (NRF) 2017-2020.

    Presidential Award for Best Academic Researchreceived from the President, Jeju National University – February 2017.

    Best Poster Awardat 4th International Conference on Electronic Materials and Nanotechnology for Green Environment 2016.

  • Dr. Thangavel Sakthivel

    E-mail

    sakthinano77@gmail.com

    Biosketch

    PhD., Nanotechnology, Karunya University, Coimbatore, India, 2016.

    M.Sc., Nanoscience and Technology, Bharathiar university, Coimbatore, India, June 2011

    B.Sc., Physics, Bharathidasan University, India, June 2009


    Research Area
    • Two dimensional nanomaterial science and technology
    • Ferroelectric, Piezoelectric materials
    • Semiconductor photocatalysis (water remediation, water splitting)
    • White light emitting diode (Rare earth doped phosphor)
    Award & Publications


    Publications

    Graphdiyne−ZnO nanohybrids as an advanced photocatalytic material. T. Sakthivel K. Krishnamoorthy, V. Krishnaswamy, N. Raju, S.J. Kim, G. Venugopal, J. Phys. Chem. C 119 (2015) 22057-22065.

    Graphdiyne nanostructures as a new electrode material for electrochemical supercapacitor. K. Krishnamoorthy‡, T. Sakthivel ‡, J. Chelora, N. Raju, G. Venugopal, S.J.Kim, Int J Hydrogen Energ ‘41 (2016) 1672-1678.

    Synthesis of graphene oxide-Fe3+ hybrid nanosheets with effective sonocatalytic degradation of Reactive Red 120 and kinetics mechanism. T. Sakthivel, N. Raghavan, K. Govindan, S.J. Kim, G. Venugopal Ultrason Sonochem 24 (2015) 123–131.


    Honors & Awards

    Indo-korean research internship programme: Visit of Indian PhD student to Republic of Korea

  • Dr. Radhakrishnan Sivaprakasam

    E-mail

    s.rkn168@gmail.com

    Biosketch

    PhD., Chemistry/Bio-sensor, Alagappa University, Karaikudi, India, Jan 2014.

    M.Sc., Chemistry, Vivekananda College-Madurai, Madurai Kamaraj University, India, June 2007

    B.Sc., Chemistry, Rajapalayam Raju’s College-Rajapalayam, Madurai Kamaraj University, India, June 2005

    Research Area
    • Nanomaterials (Metal oxides, Metal Sulfides, Conducting Polymers, Carbon and Composites of these) fabrication for various
    • electrochemical applications
    • Electrochemical Sensors/Bio-sensors, Direct electrochemistry of DNA, Protein & Enzymes, Electro-catalyst, Supercapacitors and
    • Fuel cells
    Award & Publications


    Publications

    Eco-friendly synthesis and morphology dependent superior electrocatalytic properties of CuS nanostructures. S. Radhakrishnan et. al., Electrochimica Acta 246 (2017) 544-552.

    Expeditious and eco-friendly fabrication of highly uniform microflower superstructures and their applications in highly durable methanol oxidation and high-performance supercapacitors. S. Radhakrishnan et. al., Journal of Materials Chemistry A 4 (2016) 12253-12262.

    A highly sensitive electrochemical sensor for nitrite detection based on Fe2O3 nanoparticles decorated reduced graphene

    oxide nanosheets. S. Radhakrishnan et. al., Applied Catalysis B: Environmental 148-149 (2014) 22-28.


    Honors & Awards

    Indo-Korea Research Internshipgiven by NRF, South Korea & DST, India

    DST-Inspire Facultygiven by DST, India

  • Dr. Balasubramaniam Saravanakumar

    E-mail

    kumar.apddrl@gmail.com

    Biosketch

    PhD., Mechatronics Engineering, Jeju National University, South Korea, Feb 2015

    M.Sc., Physics, Bharathiar University, India, May 2007, India, June 2007

    B.Sc., Physics, Bharathiar University, India, May 2005, India, June 2005

    Research Area
    • Electrode Materials for Energy Storage Applications
    • Development of New materials and Design for Energy Harvesting Applications
    Award & Publications


    Publications

    Fabrication of an Eco-friendly Composite Nanogenerator for Self-powered Photosensor Applications - Balasubramaniam Saravanakumar, Kaliannan Thiyagarajan, Nagamalleswara Rao Alluri, Shin SoYoon, Kim Taehyun, Zong-Hong Lin and Sang-Jae Kim, Carbon, 2015, 84, 56-65.

    Self-Powered pH Sensor Based on a Flexible Organic- Inorganic Hybrid Composite Nanogenerator Balasubramaniam Saravanakumar, Shin Soyoon, and Sang Jae Kim, ACS Applied Materials & Interfaces, 2014, 6 (16), 13716-13723.

    Piezoelectric-Driven Self-Charging Supercapacitor Power Cell Ananthakumar Ramadoss, Balasubramaniam Saravanakumar, Seung Woo Lee, Young-Soo Kim, Sang Jae Kim, and Zhong Lin Wang, ACS Nano, 2015, 9, 4337–4345


    Honors & Awards

    Best poster award in ‘The 2nd International Symposium on Advanced Electro materials (ICAE-2013)’, November 12 - 15, 2013

    Best poster award in ‘The 16th international Symposium on the Physics of Semiconductors and Applications (ISPSA-2013)’, July 2 - 5, 2013

  • Dr. Shrikant Saini

    E-mail

    saini.shrikant456@mail.kyutech.jp

    Biosketch

    PhD Mechanical Engineering (Specialization: Nanotechnology), Jeju National University, Jeju, South Korea, August 2012

    M.Sc., Physics, Jawaharlal Nehru University, New Delhi, India, August 2005

    B.Sc., Physics, PPN Degree college, CSJM University, Kanpur, India, July 2003


    Research Area
    • Energy Materials, Thermoelectric effect, Superconductivity
    • Laser and plasma processing of novel materials, structures and devices
    Award & Publications


    Publications

    “A Step towards High-Performance Thermoelectric Materials” . S. Saini, H.S. Yadanpuddi, K. Tian, Y. Yin, D. Magginetti and A. Tiwari., Scientific Reports, 7, 44621, 2017.

    "On-chip thermoelectric module comprised of oxide thin film legs,” . S. Saini, P. Mele, K. Miyazaki, and A. Tiwari. Energy Conversion and Management, 114, 251-257, 2016

    “Microwave irradiation on a-axis oriented Y123/Pr123 two-stacked Josephson junctions device " S. Saini, P. Mele, M. Mukaida, and S.-J. Kim. Current Applied Physics, 15 (5), 569-573, 2015


    Honors & Awards

    Research Grant: 04/2017-03/2018 (Sasakawa Research Foundation, Japan): Shrikant Saini (P.I.), MOD as a large scale approach for developing next generation 2D chalcogenides thermoelectric module for energy harvesting from waste heat.

    “2017 Media Coverage: The Wall Street Journal, A Compound to Capture Lost Energy.

    “2016 Highlights of 2015, Selected by Editors of Superconductor Science and Technology

    “2011 BK 21 Postdoc Fellowship, Jeju National University, Jeju South Korea.

    “Best Student Award (2011), Nanomaterials and System Lab, Jeju National University, Korea

    “2007-2011 BK 21 Ph.D. Fellowship, During PhD in Jeju National University, Jeju South Korea

    “2011 Internship Award, National Institute for Material Sciences, Tsukuba, Japan.

    “2009 Best Poster Award, The Korean Physical Society - Physics Conference, Daejeon, South Korea.

  • Dr. V. Gunasekaran

    E-mail

    pvsguna@gmail.com

    Biosketch

    PhD Mechanical Engineering (Specialization: Nanotechnology), Jeju National University, Jeju, South Korea, August 2011

    M.Sc., Physics, M.S. University, Tirunelveli, India, 2006

    M.B.A., Madurai Kamaraj University, India, May 2004

    B.Sc., Physics, Madurai Kamaraj University, India, May 1995

    Research Area
    • 2D Nanomaterials (Graphene, Graphene oxide) and Nanostructures
    • Nano-photocatalysts, Supercapacitors, Nanocomposites
    • Thinfilms, MEMS Devices. Electron Transport
    • Lithography Patterns/Focused Ion Beam Patterning
    • Core-level photo-electron Spectroscopy/PEEM measurements
    Award & Publications


    Publications

    “Element- and site-specific many body interactions in few layer MoS2 during X-ray absorption processes” . V. Gunasekaran*, G. Kamada, M. Kotsugi, T. Ohkochi, M. Suemitsu, H. Fukidome. Physica Status Solidi A: Application in Electronics (Wiley Publication), 216, 1800539 [2019]

    “Observation of anomalous transport characteristics in graphene-oxide thinfilm,” . V. Gunasekaran*, S. Yuvaraj, K. Karthikeyan, V. J. Y. Surya, M.K. Devaraj, Sang-Jae Kim. Materials Chemistry and Physics, 213, 89-94 [2018]

    “Electrical Transport properties of two-dimensional MoS2 nanosheets synthesized by novel method " V. Gunasekaran*, M. K. Devaraju, S. Yuvaraj, V. J. Y. Surya, Varu singh, K. Karthikeyan, S. J. Kim Materials Science in Semiconductor Processing, 66, 81-86 (2017)


    Honors & Awards

    “Visiting Scientist Award (2019)" by Indian National Science Academy, to visit Univ. of Szeged, Hungary for 3 months

    “JSPS Post-Doctoral Fellowship Award", Tohoku University, Japan (2014-2016).

    “Young Scientist Award (2018)" with worth of Rs. 40 Lakhs project sanctioned from DST-SERB, Government of India, New Delhi

    “Best Achievers’Award (2014), Karunya University, India

    “Best Student Award (2011)", Nanomaterials and System Lab, Jeju National University, Korea

    “Best Ph.D. Thesis –The Honorable Mention Research Achievement Award (2011)" given by the President, Jeju National University for the best research performance during the doctoral degree programme.

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