Dr. KARTHIK V. RAMAN Contact mail id: kvraman@tifrh.res.in, karthik.iitd@gmail.com EDUCATION Massachusetts Institute of Technology, Cambridge, MA PhD, Department of Materials Science and Engineering, 2006 – 2011 Minor in Finance and Economics Indian Institute of Technology, Delhi, India Bachelor of Technology in Engineering Physics, 2002-2006 WORK EXPERIENCE Reader & Ramanujan Fellow, TIFR Center for Interdisciplinary Sciences, Tata Institute of Fundamental Research, Hyderabad, India February 2015 - present Ramanujan Faculty Fellow Solid State and Structural Chemistry Unit, IISc, Bangalore, India August 2013 – January 2015 Visiting Scientist Peter Grünberg Institute (PGI-6), Forschungszentrum, Jülich, Germany April – June 2014 IBM Researcher, Visiting Research Scientist August 2011 – August 2013 Novel memory Technologies, IBM India Research Lab (in collaboration with IBM Research, Almaden), Bangalore Job Description: Research on development of RRAMs and Access diodes for PCMs and MRAMs Visiting Scholar, Francis Bitter Magnet Lab, MIT June 2011 – June 2013 PhD, Research Assistant October 2006 – May 2011 Summer Internship May 2005 - July 2005 Skills and Expertise Semiconductor device physics, spintronics, molecular electronics, analysis of ab initio methods/computational materials modeling (including spin-polarized) in connection to device physics to solve challenging device problems, semiconductor nanowires, interface engineering, thin-film growth, SEM analysis and maintenance, lithography and nano-fabrication, nanoscale device physics for next generation sensor, memory, and logic applications. INVITED TALKS 1. ‘Interface-assisted Molecular Spintronics’, AVS Conference, Baltimore, Maryland (Nov 2014). 2. ‘Tailoring Interfaces at Molecular scale’, SPIN OS conference, Himeji, Japan (Oct. 2014). 3. ‘Molecular route to building memory devices’, International Conference on Functional Metalorganics, Kolkotta (Feb 2013). 4. ‘Molecular route to spin memory devices’, International conference on quantum information & quantum computing (ICQIQC), IISc, Bangalore (Jan 2013). 5. ‘Molecular spintronics: Paradigm shift towards spin interface science and engineering’, Physics and Chemistry of Spintronics Materials, Orange County, Coorg (Feb 2012). 6. ‘Spin polarized tunneling and injection in organic semiconductors’ (Symposium talk given with leading scientists including Prof. Albert Fert, 2007 Physics Nobel Laureate), APS March Meeting, Portland, US (2010). GUEST LECTURES 1. ‘Interface-assisted molecular spintronics’, MPI for Solid State Research, Stuttgart (June 2014). 2. ‘Interface-assisted molecular spintronics’, MPQ, Paris (May 2014). 3. ‘Interface engineering using organic radical molecular systems: Organic spin filters and organic magnets’, Center for Nano science and engineering, IISc, Bangalore, India (Jan 2012). 4. ‘Interface engineering using organic radical molecular systems: Organic spin filters and organic magnets’, Solid State and Structural Chemistry unit (SSCU), IISc, Bangalore, India, (Dec 2011). 5. ‘Controlling spin injection in organic radical molecular systems: Spin-filters’, IBM Research, Bangalore, India (2011). 6. ‘Interface engineering using organic radical molecular systems: Organic spin filters and organic magnets’, IITB, Mumbai, India (2011). PUBLICATIONS IISc Affiliation 1. ‘Tailoring ferromagnet-molecule interfaces: towards molecular spintronics’, Karthik V. Raman*, N. Atodiresei & J. S. Moodera, SPIN 04, 1440014 (2014). Selected for Press release: http://www.worldscientific.com/page/pressroom/2014-10-2002 2. ‘Interface-assisted spintronics: Tailoring at the molecular scale’, N. Atodiresei & Karthik V. Raman*, MRS Bulletin 39, 596 (2014). 3. ‘Interface-assisted molecular spintronics’, Karthik V. Raman*, App. Phys. Rev. 1, 031101 (2014). 4. ‘Focusing on the molecular-scale’, Karthik V. Raman*, Nature Nanotech. 8, 886 (2013). IBM Affiliation 5. ‘Origin of steep I-V nonlinearity in Mixed-Ionic-Electronic-Conduction (MIEC)–based Access Devices’, A. Padilla et al., IEEE TED 99, 1 (2015) 6. ‘MIEC (Mixed-Ionic-Electronic-Conduction)-based access devices for non-volatile crossbar memory arrays’, R. S. Shenoy et al., (Invited Review) Semiconductor Science & Technology 29, 104005 (2014). 7. ‘The origin of massive nonlinearity in Mixed Ionic Electronic Conduction (MIEC)–based Access Devices, as revealed by numerical device simulation’, A. Padilla, G. W. Burr, R. S. Shenoy, K. V. Raman et. al., DRC, 72nd Annual, 163-164 (2014). MIT Affiliation 8. ‘Interface engineered templates for molecular spin memory devices’, Karthik V. Raman*, Alexander M. Kamerbeek, Arup Mukherjee, Nicolae Atodiresei, Tamal K. Sen, Predrag Lazić, Vasile Caciuc, Reent Michel, Dietmar Stalke, Swadhin K. Mandal, Stefan Blügel,, Markus Munzenberg & Jagadeesh S. Moodera, Nature Letters 493, 509 (2013). (News Coverage: http://talkingpointsmemo.com/idealab/mit-scientists-achieve-molecular-data-storage-breakthrough) 9. ‘New method of spin injection into organic semiconductors using spin filtering tunnel barriers’, K. V. Raman*, J. Chang, J. S. Moodera, Org. Electron 12, 1275 (2011). 10. ‘Effect of molecular ordering on spin and charge injection in rubrene’, K. V. Raman*, S. M. Watson, J. H. Shim, J. A. Borchers, J. Chang, J. S. Moodera, Phy. Rev. B, 80, 195212 (2009). Selected as editor's suggestion and for the December 14, 2009 issue of Virtual Journal of Nanoscale Science & Technology. 11. ‘Large Spin Diffusion Length in an Amorphous Organic Semiconductor’, J. H. Shim, K. V. Raman, Y. J. Park, T. S. Santos, G. X. Miao, B. Satpati, and J. S. Moodera, Phys. Rev. Lett. 100, 226603 (2008). 12. ‘Determining Exchange Splitting in a Magnetic Semiconductor by Spin-Filter Tunneling’, T. S. Santos, J. S. Moodera, K. V. Raman, E. Negusse, J. Holroyd, J. Dvorak, M. Liberati, Y. U. Idzerda, and E. Arenholz, Phys. Rev. Lett. 101, 147201 (2008). 13. ‘Determination of optical properties of a turbid medium using fiber optic transmission experiment’, V. Karthik, S. S. Rao, M. R. Shenoy, Prerana and B. P. Pal, Asian J. Chem. 18 (5), 3344 (2005). PATENTS 1. 2. 3. ‘Molecular memory device with read and write capabilities’, Karthik V. Raman & J. S. Moodera, WO Patent 2,013,062,617, 2013 ‘Low Power thermal imager’, Karthik V. Raman & KVRM Murali (US Patent filed) ‘Novel integration method to model effect of reducible mobile ionic dopants in standard semiconductor device simulator’, Karthik V Raman, Mohit Bajaj & Stephen Furkay (US Patent filed) BOOK CHAPTERS 1. ‘Spin-polarized transport in organic semiconductors’, Jagadeesh S. Moodera, Tiffany Santos and Karthik V. Raman, Chapter 1 in ‘Organic Spintronics’, edited by Zeev Valy Vardeny, CRC Press (2010). CONFERENCE TALKS 1. ‘Interface-assisted molecular spintronics’, ICOE Conference, Modena, Italy (June 2014). 2. ‘Spin injection in rubrene by spin-filter tunneling’, K. V. Raman, J. Y. Chang, J. S. Moodera; MMM, Atlanta, US (2010). 3. ‘Interface magnetism study on organic semiconductor/ferromagnet systems and its influence on spin injection properties’, K. V. Raman, J. S. Moodera, S. H. Watson, J. Borchers, D. Heiman; MMM/Intermag, Washington DC, US (2010). 4. ‘Possible Correlation between growth morphology and interface properties on spin transport in rubrene’, K. V. Raman, J. H. Shim, J. S. Moodera, S. H. Watson, J. Borchers; Spin OS, Salt Lake City, US (2009). 5. ‘Spin and charge transport studies in single crystal organic semiconductor’, K. V. Raman, J. S. Moodera; APS March Meeting, Pittsburgh, US (2009). 6. ‘Inelastic tunneling spectroscopy study on organic semiconductor tunnel barriers with magnetic electrodes’, K. V. Raman, J. H. Shim, J. S. Moodera; APS March Meeting, New Orleans, US (2008). 7. ‘Determination of optical properties of a turbid medium using fiber optic transmission experiment’, V. Karthik, S.S. Rao, M. R. Shenoy, Prerana and B. P. Pal; Conference on Lasers, Smart Material and Radiation Physics, SLIET, Punjab, India. (2005). OTHER ACADEMIC ACTIVIES Member, International Advisory Board for Spin in organic semiconductors (SPIN-OS) October 2014 - present MPI-DST mobility grant holder- annual visits to MPI to initiate collaboration 2015 - 2019 AWARDS 1. 2. 3. 4. Ramanujan Faculty Award from Government of India Outstanding student award, High School, St. Paul’s School (2002) IIT Merit Scholarship, IIT Delhi (2002-2006) MIT Student Travel Award (2010) PUBLICITY 1. TPM 2. ACM Communications 3. Times of India