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CMUXE People

JKT Jitendra Kumar Tripathi
Postdoctoral Research Associate

Tel:  765-494-6984/765.337.8137; Fax: (765)496-2233
E mail : jtripat@purdue.edu
Purdue University, 500 Central Drive, West Lafayette, Indiana 47907

Background

Dr. Tripathi has extensive background in surface science and epitaxy,  heteroepitaxial growth of self-assembled nanostructures, nanomagnetism, nanoscale thin film & multilayers and ion beam induced synthesis, modification & analysis of materials. He has authored and co-authored over 25 research publications and book chapters. Before joining Purdue, he was a postdoctoral fellow at Tel Aviv University, Israel and Institute of Physics, India. He was also a visiting scientist at Helmholtz-Zentrum Dresden-Rossendorf, Germany.    

Education

Ph.D. Physics (Banaras Hindu University, India)

Research and academic interests

Nano-materials, Nano-magnetism, Thin Film & Multilayers, Magnetoresistance, Ion-beam induced synthesis, modification & analysis of materials, In-situ & ex-situ surface science techniques (UHV, SPM, VT-STM, AFM, SEM, XPS, AES, LEED, RHEED, XRD, XRR, I-V, C-V, MOKE, VSM, SQUID, GMR etc.)

Professional Service distinctions and awards

Visiting Scientist at  Helmholtz-Zentrum Dresden-Rossendorf, Germany  
Reviewer for the following journals: J. Phys.: Condens. Matter., J. Phys. D: Appl. Phys., Nanotechnology, Appl. Phys. A, Physica Scripta, Nucl. Instrum. Meth. B, Eur. Phys. J. Appl. Phys. etc.

Publications

(https://sites.google.com/site/jitendratripathiphd/home/papers)

  1. Tripathi J.K., Harilal S. S., Hassanein A. (2014)
    Low Energy Ar+ ion Irradiation Induced Surface Modification in Cadmium Zinc Telluride (CdZnTe)
    Materials Research Express, 1 Art. No.035904 link

  2. V. Venugopal, T. Basu, S. Garg, J. K. Tripathi, S. Chandramohan, P. Das, T. K. Chini, S. R. Bhattacharyya, D. Kanjilal, and T. Som, "Ion erosion induced nanostructured semiconductor surfaces," International Journal of Nanotechnology 9, 1007-1016 (2012).

  3. J. K. Tripathi, M. O. Liedke, T. Strache, S. N. Sarangi, R. Grotzschel, A. Gupta, and T. Som, "Effect of low energy He+-ion irradiation on structural and magnetic properties of thin Pt/Cr/Co multilayers," Nuclear Instruments & Methods in Physics Research Section B-Beam Interactions with Materials and Atoms 272, 96-99 (2012).

  4. J. K. Tripathi, M. Garbrecht, W. D. Kaplan, G. Markovich, and I. Goldfarb, "The effect of Fe-coverage on the structure, morphology and magnetic properties of alpha-FeSi2 nanoislands," Nanotechnology 23,  (2012).

  5. J. K. Tripathi, M. Garbrecht, C. G. Sztrum-Vartash, E. Rabani, W. D. Kaplan, and I. Goldfarb, "Coverage-dependent self-organized ordering of Co- and Ti-silicide nanoislands along step-bunch edges of vicinal Si(111)," Physical Review B 83,  (2011).

  6. J. Prakash, A. Tripathi, S. A. Khan, S. Kumar, F. Singh, J. K. Tripathi, and J. Tripathi, "Investigation of swift heavy ion-induced mixing in metal/polymer systems," Radiation Effects and Defects in Solids 166, 682-688 (2011).

  7. J. K. Tripathi, B. Satpati, M. O. Liedke, A. Gupta, and T. Som, "Effects of thermal annealing on structural and magnetic properties of thin Pt/Cr/Co multilayers," Journal of Magnetism and Magnetic Materials 322, 3464-3469 (2010).

  8. J. K. Tripathi, A. Gupta, and T. Som, "Ion induced modification in structural and magnetic properties of Pt/Cr/Co multilayers," Solid State Communications 150, 333-336 (2010).

  9. S. Manor, J. K. Tripathi, and I. Goldfarb, "Evidence of electronic growth in titanium- and cobalt-silicide islands," Journal of Materials Science 45, 6313-6319 (2010).

  10. J. K. Tripathi, A. Kanjilal, P. Rajput, A. Gupta, and T. Som, "Modification of the magnetic and the structural properties of Pt/Cr/Co multilayers by He+-ion irradiation," Nuclear Instruments & Methods in Physics Research Section B-Beam Interactions with Materials and Atoms 267, 1608-1611 (2009).

  11. J. K. Tripathi, A. Gupta, and T. Som, "Phase formation and changes in magnetic property of Co/Cr/Pt multilayers," Surface & Coatings Technology 203, 2700-2702 (2009).

  12. S. Chandramohan, A. Kanjilal, J. K. Tripathi, S. N. Sarangi, R. Sathyamoorthy, and T. Som, "Structural and optical properties of Mn-doped CdS thin films prepared by ion implantation," Journal of Applied Physics 105,  (2009).

  13. S. Chandramohan, A. Kanjilal, T. Strache, J. K. Tripathi, S. N. Sarangi, R. Sathyamoorthy, and T. Som, "Modifications in structural and optical properties of Mn-ion implanted CdS thin films," Applied Surface Science 256, 465-468 (2009).

  14. J. K. Tripathi, and P. C. Srivastava, "Ion irradiation induced nano granular magnetic Fe5Si3 silicide phase formation in Fe/Si structures," Applied Surface Science 255, 2767-2772 (2008).

  15. J. K. Tripathi, D. Kumar, P. Malar, T. Osipowicz, V. Ganesan, A. Gupta, and T. Som, "Effect of ion beam irradiation on magnetic and structural properties of Pt/Cr/Co multilayers," Nuclear Instruments & Methods in Physics Research Section B-Beam Interactions with Materials and Atoms 266, 1247-1251 (2008).

  16. T. Som, S. Ghosh, J. K. Tripathi, R. Grotzschel, M. Mader, V. Ganesan, A. Gupta, and D. Kanjilal, "Tuning magnetic properties of Co/Pt thin films using energetic ions," Nuclear Instruments & Methods in Physics Research Section B-Beam Interactions with Materials and Atoms 266, 1542-1547 (2008).

  17. J. K. Tripathi, and P. C. Srivastava, "Effect of swift (similar to 100 MeV) heavy ion irradiation on surface morphology and electronic transport in Fe film on Si substrate," Applied Surface Science 253, 8689-8694 (2007).

  18. J. K. Tripathi, P. S. Pandey, and P. C. Srivastava, "A study on swift (similar to 100 MeV) heavy ion irradiated Ni films on Si substrates," Nuclear Instruments & Methods in Physics Research Section B-Beam Interactions with Materials and Atoms 262, 51-58 (2007).

  19. P. C. Srivastava, and J. K. Tripathi, "Magnetic behavior of nanogranular silicide phase (formed due to swift heavy Fe7+ ion irradiation-induced intermixing)," Nano 2, 129-137 (2007).

  20. P. C. Srivastava, and J. K. Tripathi, "Giant magnetoresistance (GMR) in swift heavy ion irradiated Fe films on c-silicon (Fe/c-Si)," Journal of Physics D-Applied Physics 39, 1465-1471 (2006).

  21. P. C. Srivastava, J. K. Tripathi, and P. S. Pandey, "Magnetic and semiconducting nanostructures by swift heavy ion irradiation of Fe20Ni80 films on Si substrates," Semiconductor Science and Technology 20, L61-L64 (2005).

  22. P. C. Srivastava, P. S. Pandey, and J. K. Tripathi, "Electronic flow across swift (similar to 100 MeV) heavy ion irradiated Fe/Si interfaces," Semiconductor Science and Technology 19, L17-L21 (2004).

  23. P. C. Srivastava, O. P. Sinha, J. K. Tripathi, and D. Kabiraj, "In situ I-V study of swift (similar to 100 MeV) O6+ ion-irradiated Pd/n-Si devices," Semiconductor Science and Technology 17, L44-L46 (2002).

 

 

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