Prof Joy Mitra
Professor (Physics)
  +91 (0)471 - 2778140

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  1. Mobility enhancement in CVD grown monolayer MoS2 via patterned substrate induced non-uniform straining. Arijit Kayal, Sraboni Dey, Harikrishnan G., Renjith Nadarajan, Shashwata Chattopadhyay and J. Mitra (accepted Nano Letters, June 2023, doi: 10.1021/acs.nanolett.3c01774) 
  2. Frequency dependent impedance response analysis of nanocrystalline ZnO Chemiresistors. Abhijith P V, Abin Tom, Kusuma Urs MB, K N Prajapati, Sajana S, J. Mitra, Deepshikha Jaiswal-Nagar, Vinayak B Kamble (accepted Nanotechnology, June 2023)
  3. Symmetric Domain Segmentation in WS2 Flakes: Correlating spatially resolved photoluminescence, conductance with valley polarization. Arijit Kayal, P K Barman, P V Sarma, M. M. Shaijumon, R. N. Kini and J. Mitra (Nanotechnology, 33, 495203, 2022 doi: 10.1088/1361-6528/ac8d9d )
  4. Hyperspectral imaging with Raman scattered photons: A new paradigm in Raman analysis. K. N. Prajapati, A. Nair, S Ravi P Silva and J. Mitra (Nano Express, 3, 035007, 2022 doi:10.1088/2632-959X/ac90db)
  5. Tailoring Infrared Absorption and Thermal Emission with Ultrathin-film Interferences in Epsilon-Near-Zero Media. Ben Johns, Shashwata Chattopadhyay, J. Mitra (Adv. Photonics Research, 3, 2100153, 2022 doi: 10.1002/adpr.202100153)
  6. Selective Enhancement in Phonon Scattering Leads to a High Thermoelectric Figure-of-Merit in Graphene Oxide-Encapsulated ZnO Nanocomposites. Soumya Biswas, Saurabh Singh, Shubham Singh, Shashwata Chattopadhyay, K. Kanishka H. De Silva, Masamichi Yoshimura, J. Mitra, and Vinayak B. Kamble. (ACS Appl. Mater. Interfaces, 13, 23771, 2021 doi: 10.1021/acsami.1c04125)
  7. Controlling the macroscopic electrical properties of reduced graphene oxide by nanoscale writing of electronic channels. Arijit Kayal, Harikrishnan G, Kingshuk Bandopadhyay, Amit Kumar, Ravi P Silva and J.Mitra (Nanotechnology, 32, 175202, 2021 doi: 10.1088/1361-6528/abda72)
  8. Refractive index-assisted UV/Vis spectrophotometry to overcome spectral interference from impurities. Airin Antony and J. Mitra, Analytica Chimica Acta (Analytica Chimica Acta 1149, 238186, 2021)
  9. Enhancement of photoacoustic signal strength with continuous wave optical pre-illumination: a non-invasive technique. Anjali Thomas, Souradip Paul, J. Mitra and M Suheshkumar Singh (Sensors 21, 1190, 2021;
  10. Thickness induced metal to insulator charge transport and unusual hydrogen response in granular palladium nanofilms. Dharmendra K. Singh, Praveen S. G., Adithya JayakumarSuma M. N.Vinayak B. KambleJ. Mitra and  D. Jaiswal-Nagar. (Phys.Chem.Chem.Phys., 2020, 22, 27861 doi: 10.1039/D0CP05508E)
  11. Epsilon-near-zero response in indium tin oxide thin films: Octave span tuning and IR plasmonics Ben Johns, Navas M P, Harikrishnan G, Akhileshwar Mishra, Ravi Pant, and J. Mitra (J. Appl. Phys. 127, 043102, 2020; doi: 10.1063/1.5128873)
  12. Interaction of ZnO nanorods with plasmonic metal nanoparticles and semiconductor quantum dots. K. N. Prajapati, Ben Johns, K. Bandopadhyay, S. Ravi P. Silva, and J. Mitra. (JCP 152, 064704, 2020; Selected as Editor’s Pick
  13. Electrocatalysis on Edge-Rich Spiral WS2 for Hydrogen Evolution. Prasad V. Sarma, Arijit Kayal, Chithra H. Sharma, Madhu Thalakulam, J. Mitra, and M. M. Shaijumon. ACS Nano, 13, 10448, 2019.
  14. Negative photoresponse in ZnO/PEDOT:PSS nanocomposites and photogating effects. Harikrishna G., Sesha Vempati, K Bandopadhyay, K N Prajapati, Vijith Kalathingal and J. Mitra (Nanoscale Advances 1, 2435, 2019, doi: 10.1039/c9na00116f)
  15. Resistive switching in individual ZnO nanorods: delineating the ionic current by photo-stimulation. K Bandopadhyay, K N Prajapati and J Mitra* (Nanotechnology, 29, 105701, 2018; doi: 10.1088/1361-6528/aaa63f    
  16. Novel Routes to Electromagnetic Enhancement and its Characterisation in Surface and Tip enhanced Raman Scattering. P Dawson, D Frey, V Kalathingal, R Mehfuz, J Mitra. Faraday Discussion DOI: 10.1039/C7FD00128B
  17. Scanning tunnelling microscope light emission: Finite temperature current noise and over cut-off emission. Vijith Kalathingal, P. Dawson and J. Mitra (Scientific Reports 7, 3530(2017)).

  18. Scanning tunnelling microscope light emission: Effect  of the  strong dc field  on junction plasmons. Vijith Kalathingal, P. Dawson and J. Mitra (Phys. Rev. B, 94, 035443 (2016)). 

  19. Spatially resolved photoresponse on individual ZnO nanorods: correlating morphology, defects and conductivity. K. Bandopadhyay and J. Mitra (Scientific Reports 6, 28468; DOI: 10.1038/srep28468 (2016)) PDF Supplementary Material

  20. EB1 regulates attachment of Ska1 with microtubules by forming extended structures on the microtubule. Geethu E. Thomas, K. Bandopadhyay, Sabyasachi Sutradhar, M.R. Renjith, Puja Singh, K.K. Gireesh, Steny Simon, Binshad Badarudeen, Hindol Gupta, Manidipa Banerjee, Raja Paul, J. Mitra & Tapas K. Manna (Nature Communications 7, 11665; DOI: 10.1038/ncomms11665 (2016)) PDF Supplementary Material

  21. An alternative methodology in Schottky diode physics. J. Mitra*, L. Feng, L. Peñate-Quesada and P. Dawson (Journal of Applied Physics 117, 244501, 2015)  PDF 

  22. Zn interstitials and O vacancies responsible for ntype ZnO: what do the emission spectra reveal? K. Bandopadhyay and J. Mitra* (RSC Advances, 5, 23540, 2015)

  23. One-step synthesis of ZnO nanosheets: a blue-white fluorophore. Sesha Vempati, J. Mitra, and P. Dawson (Nanoscale Research Letters, 7, 470, 2012) 

  24. Unusual photoresponse of indium doped ZnO/organic thin film heterojunction. Sesha Vempati, Saraswathi C., J. Mitra*, K. K. Nanda, P. Dawson and S. B. Krupanidhi (Applied Physics Letters, 100, 162104, 2012)

  25. High sensitivity (1 ppm) hydrogen detection using an unconventional Pd/n-InP Schottky device. Lei Feng, J. Mitra*, P. Dawson and G. Hill (Journal of Physics: Condens. Matter 23, 422201(Fast Track), 2011)

  26. The electrical characterisation and response to hydrogen of Schottky diodes with a resistive metal electrode – rectifying an oversight in Schottky diode investigation. P. Dawson, L. Feng, L. Penate-Quesada, J. Mitra and G. Hill ( Journal of Physics D, 44, 125101, 2011)

  27. Composites of poly(e-caprolactone) and Mo6S3I6 nanowires. Seow Jecg Chin, Peter Hornsby, Damjan Vengust, Dragan Mihailovic´, J. Mitra, P. Dawson and Tony McNally (Polymers Advanced Technologies, 2010 published online, DOI: 10.1002/pat.1838)

  28. Electromagnetic interaction between a metallic nanoparticle and surface in tunnelling proximity – modelling and experiment. J. Mitra*, Lei Feng, Michael G. Boyle and P. Dawson (Journal of Physics D, 42, 215101, 2009)

  29. The tip-sample water bridge and light emission in electron scanning tunneling microscopy. Michael G. Boyle, J. Mitra* and P. Dawson (Nanotechnology 20, 335202, 2009). Featured as Technology Update,

  30. Infrared emission from tunneling electrons: The end of the rainbow in scanning tunneling microscopy. Michael G. Boyle, J. Mitra* and P. Dawson (Applied Physics Letters, 94, 233118, 2009) also selected for publication in the Virtual Journal of Nanoscience and Technology, Vol. 19, Issue 26, June 2009.

  31. Very low frequency resistance fluctuations in thin films of La0.67Ca0.33MnO3 with quenched disorder. Sudeshna Samanta, A. K. Raychaudhuri and J. Mitra (Phys. Rev. B 78, 014427, 2008)

  32. Non-linear electronic transport in Pt nanowires deposited by focused ion beam. L Peñate-Quesada, J. Mitra* and P. Dawson (Nanotechnology 18, 215203, 2007)

  33. Photon Emission at Step Edges of Single Crystalline Gold Surfaces Investigated by Scanning Tunnelling Microscopy. Michael G. Boyle, J. Mitra and P. Dawson (Jpn. J. Appl. Phys., 45, 2119, 2006).

  34. Temperature dependence of the gap in the Density of States in a hole doped Manganite. S. Kar, J. Mitra and A. K. Raychaudhuri (Solid State Commns. 136, 410, 2005)

  35. Temperature dependence of the density of states near Fermi level in a strain free epitaxial film of hole doped manganite La0.7Ca0.3MnO3. J. Mitra*, Mandar Paranjape, A. K. Raychaudhuri, N. D. Mathur and M. G. Blamire (Phys. Rev. B 71, 094426, 2005)

  36. Biaxial strain induced electrical inhomogenities and phase separation in the ferromagnetic metallic phase in thin films of La0.7Ca0.3MnO3: A scanning tunneling potentiometry/spectroscopy study. J. Mitra, Mandar Paranjape, A.K. Raychaudhuri, N.D. Mathur and M.G. Blamire; (Materials Research Society Symposium Proc. 838E, O1.2.1, 2005)

  37. Growth of oriented films of La0.67Ca0.33MnO3 and La0.67Sr0.33MnO3 on SrTiO3 using chemical solution deposition. B Ghosh, L K Brar, H Jain, J Mitra and A K Raychaudhuri. (Journal of Physics D, 37, 1548, 2004)

  38. Non-linear electrical transport through artificial grain boundary junctions in epitaxial thin film of La0.7Ca0.3MnO3. Mandar Paranjape, J. Mitra, A. K. Raychaudhuri, N. K. Todd, N. D. Mathur and M. G. Blamire. (Phys. Rev. B, 68, 144409, 2003).

  39. Depletion of density of states at the Fermi level in metallic colossal magnetoresistive manganites. J. Mitra*, A. K. Raychaudhuri, Ya. M. Mukovskii and D. Shulyatev. (Phys. Rev. B, 68, 134428, 2003).

  40. Point-contact spectroscopy of single crystal La0.75Sr0.25MnO3 and resistivity due to electron-phonon interaction. J. Mitra*, A. K. Raychaudhuri, N. Gayathri and Ya. M. Mukovskii. (Phys. Rev. B, 65, 140406(Rapid Commn.), 2002).

  41. Low Level Measurements using OPAMP CA3140 at 77K. J. Mitra*, S. Kar, A. K. Raychaudhuri (Solid State Physics, 44, 2002)

  42. The Homopolar Generator in Rotating Reference Frames. J. Mitra* (Physics Education, July-September, 183, 1996)

*corresponding author