Journal Publications (2015 onwards)

  1. Priyanka Das, Jegyasu Gupta, Debabrata Sikdar, Ratnajit Bhattacharjee, “Aperture–patch sandwich metasurface for magnetic field enhancement in 1.5 T MRI”, Magnetic Resonance Imaging, Vol. 100, pp. 1-9, 2023

  2. Arijit Bhattacharjee, Ratnajit Bhattacharjee, Sanjay Kumar Bose, “DS-SOP: An Adaptive Framework for Enhanced Connectivity in mmWave Indoor Networks”, IEEE Communications Letters, Vol. 27(2), pp. 741 – 745, 2023

  3. Narugopal Nayek, Ramesh Kumar Sonkar, Tapeshwar Tiwari, Ratnajit Bhattacharjee, “Design and Analysis of Truncated Velocity Tapered Sine-Waveguide Structure for Traveling-Wave Tube in THz Band”, IEEE Transactions on Plasma Science, Vol. 50 (11), pp. 4759-4766, 2022

  4. Priyanka Das, Jegyasu Gupta, Debabrata Sikdar, Ratnajit Bhattacharjee, “A thin metallo-dielectric stacked metamaterial as “add-on” for magnetic field enhancement in clinical MRI”, Journal of Applied Physics, Vol. 132(11), 2022

  5. Jawed Qumar, S Christopher, Ratnajit Bhattacharjee, “Multidynamic Radar: A Concept for Strategic Air Surveillance System”, IEEE Sensors Letters, Vol. 5 (12), 2021

  6. Narugopal Nayek, Mohit Kumar Joshi, Ramesh Kumar Sonkar, Tapeshwar Tiwari, Ratnajit Bhattacharjee, “Design and Analysis of Width-Modulated Two-Section Sine Waveguide for G-Band Traveling-Wave Tube”, IEEE Transactions on Electron Devices, Vol. 68 (12), pp. 6458 – 6464, 2021

  7. Dibyajyoti Das, Prabin Kumar Bora, Ratnajit Bhattacharjee, “Automatic modulation classification over MIMO amplify and forward (AF)-relay fading channels”. Physical Communication, Vol. 47, 2021

  8. Arijit Bhattacharjee, Ratnajit Bhattacharjee, Sanjay Kumar Bose, “An Approach for Mitigation of Beam Blockage in mmWave based Indoor Networks”, IEEE Internet of Things Journal, Vol. 8(19), 2021

  9. Arijit Roy, Harshal B Nemade, Ratnajit Bhattacharjee, “Radar waveform diversity using nonlinear chirp with improved sidelobe level performance”, AEU-International Journal of Electronics and Communications, Vol. 136, 2021

  10. P. Anoop and Ratnajit Bhattacharjee, "Investigation on Dual-band Equilateral Triangular shaped Dielectric Resonator Antennas for WLAN Applications”, International Journal of RF and Microwave Computer-Aided Engineering, Vol. 31 (7), 2021

  11. Kaushik Debbarma and Ratnajit Bhattacharjee, “Small Offset Reflector with Matched Feed for 5G Application”, IETE Journal of Research, 1-7, 2021

  12. Arijit Bhattacharjee, Ratnajit Bhattacharjee, Sanjay Kumar Bose, “PACTA: A Portfolio Theory Based Approach for QoS Aware Resource Allocation in mmWave Networks”, IEEE Communications Letters, 24(8), 2020

  13. Narugopal Nayek, Mohit Kumar Joshi, Ramesh Kumar Sonkar, Tapeshwar Tiwari and Ratnajit Bhattacharjee, “Design and Efficiency Enhancement of a Ka-Band Industrial Gyrotron”, IEEE Transactions on Plasma Science, 48(11), 2020

  14. Mohit Kumar Joshi, Sandeep Kumar Vyas, Tapeshwar Tiwari, Ratnajit Bhattacharjee, “Particle-in-cell simulation and analysis of 28-vane megawatt-class pulsed power coaxial magnetron in X-band”, IEEE Transactions on Plasma Science, 48(6),2020

  15. Mohit Kumar Joshi, Sandeep Kumar Vyas, Tapeshwar Tiwari, Ratnajit Bhattacharjee, “A New Approach for High-Power Coaxial Magnetron Using Stacked Anode Resonators”, IEEE Transactions on Electron Devices, 67(4), 2020.

  16. Mohit Kumar Joshi, Narugopal Nayek, Tapeshwar Tiwari, Jan Pidanic, Zdenek Nemec, Ratnajit Bhattacharjee, “Multiphysics and Multipactor Analyses of TE022 Mode High-Power X-band RF Window”, IEEE Microwave and Wireless Components Letters, 30(3), 2020.

  17. Mohit Kumar Joshi, Narugopal Nayek, Tapeshwar Tiwari, Ratnajit Bhattacharjee “Design and Analysis of Overmoded RF Window for High-Power Applications in X-band”, IEEE Transactions on Plasma Science, 48(1),2019.

  18. Kaushik Debbarma and Ratnajit Bhattacharjee, “Microstrip patch antenna feed for offset reflector antenna for dual band application”, International Journal of RF and Microwave Computer-Aided Engineering, 29(12) 2019.

  19. Kaushik Debbarma and Ratnajit Bhattacharjee, “Matched feeds for offset reflector antenna using circular microstrip patch antenna”, International Journal of RF and Microwave Computer-Aided Engineering, 29 (11), 2019.

  20. P. Anoop and Ratnajit Bhattacharjee, “Investigation on a new compact wideband rhombic dielectric resonator antenna”, International Journal of RF and Microwave Computer-Aided Engineering, 29 (9), 2019.

  21. Mohit Kumar Joshi and Ratnajit Bhattacharjee, “Design of a rectangular waveguide to cylindrical cavity mode launcher for TE011 mode with maximum quality‐factor”, International Journal of RF and Microwave Computer-Aided Engineering, 29 (9), 2019.

  22. Mrinmoy Bharadwaj, Jitendra Prajapati, and Ratnajit Bhattacharjee, “Analytical Modelling of Terahertz Photomixing Antennas”, IETE Journal of Research, 1-12, 2019.

  23. Arijit Roy, Harshal B Nemade, and Ratnajit Bhattacharjee, “Symmetry Chirp Modulation Waveform Design for LEO Satellite IoT Communication”, IEEE Communications Letters, 23(10), 2019.

  24. Arijit Roy, Harshal B Nemade, and Ratnajit Bhattacharjee, “Multiuser PSK-Chirp-BOK Communication System Under Co-channel Interference”, IEEE Transactions on Circuits and Systems II: Express Briefs, 67(3), 2019.

  25. Mrinmoy Bharadwaj, Jitendra Prajapati, and Ratnajit Bhattacharjee, “Novel graphene based antennas for the terahertz region”, Semiconductor Science and Technology, 34(1), 2019.

  26. Jitendra Prajapati, Mrinmoy Bharadwaj, Amitabh Chatterjee and Ratnajit Bhattacharjee, “Radiation field analysis of photoconductive antenna using an improved carrier dynamics”, Semiconductor Science and Technology, 34(2), 2019.

  27. Dibyajyoti Das, Prabin Kumar Bora, and Ratnajit Bhattacharjee, “Blind Modulation Recognition of the Lower Order PSK Signals Under the MIMO Keyhole Channel”, IEEE Communications Letters, 22(9), 2018.

  28. Mohit Kumar Joshi, Sandeep Kumar Vyas, Tapeshwar Tiwari, and Ratnajit Bhattacharjee, “Optimal Design of a Coaxial Cavity Based on Quality-Factor Maximization for High-Power Coaxial Magnetron in X-Band”, IEEE Transactions on Plasma Science, 46(3), 2018.

  29. Kukil Khanikar, Rohit Sinha, and Ratnajit Bhattacharjee, “Cooperative spectrum sensing using quantized energy statistics in the absence of dedicated reporting channel”, IEEE Transactions on Vehicular Technology, 67(5), 2018.

  30. Jitendra Prajapati, Mrinmoy Bharadwaj, Amitabh Chatterjee and Ratnajit Bhattacharjee, “Magnetic Field-Assisted Radiation Enhancement from a Large Aperture Photoconductive Antenna”, IEEE Transactions on Microwave Theory and Techniques, 66(2), 2018.

  31. Rajib Jana and Ratnajit Bhattacharjee, “Wideband Matched Feed Design Employing Conjugate Field Radiated from a Square Choke Excited by Two Slots on a Diagonal Waveguide”, Progress In Electromagnetics Research, 63, 2018.

  32. Deepak Joshi, Satyabrata Dash, HS Jatana, Ratnajit Bhattacharjee, and Gaurav Trivedi, “Analog circuit optimization using adjoint network based sensitivity analysis”, AEU-International Journal of Electronics and Communications, 82, 2017.

  33. Arijit Roy, Harshal B Nemade, and Ratnajit Bhattacharjee, “DQPSK modulation and demodulation using SAW device”, IET Communications, 11(17), 2017.

  34. Somen Bhattacharjee, Rakhesh S. Kshetrimayum, and Ratnajit Bhattacharjee, “On the Theoretical Analysis of Radiation Pattern and Gain of Printed Monopole Antennas”, ACES Journal, 32(9), 2017.

  35. AN Yadav and Ratnajit Bhattacharjee, “Dual-band balanced-to-unbalanced out-of-phase equal power divider”, Microwave and Optical Technology Letters, 59(8), 2017.

  36. Ramesh Chandra Mishra and Ratnajit Bhattacharjee, “Performance analysis of adaptive DFE using set-membership binormalized data-reusing LMS algorithm for frequency selective MIMO channels”, AEU-International Journal of Electronics and Communications, 77, 2017.

  37. Jitendra Prajapati, Mrinmoy Bharadwaj, Amitabh Chatterjee and Ratnajit Bhattacharjee, “Circuit modeling and performance analysis of photoconductive antenna”, Optics Communications, 394, 69-79, 2017.

  38. Amar Nath Yadav and Ratnajit Bhattacharjee, “Unbalanced-to-balanced power divider with arbitrary power division”, Progress In Electromagnetics Research, 76, 2017.

  39. Amar Nath Yadav and Ratnajit Bhattacharjee, “Balanced to unbalanced power divider with arbitrary power ratio”, IEEE Microwave and Wireless Components Letters, 26(11), 2016.

  40. Jitendra Prajapati, Vinay Kumar Boini, Mrinmoy Bharadwaj and Ratnajit Bhattacharjee, “Comments on “Theoretical Modeling of a Photoconductive Antenna in a Terahertz Pulsed System”, IEEE Transactions on Antennas and Propagation, 64(6), 2583-2584, 2016.

  41. Somen Bhattacharjee, Rakhesh S Kshetrimayum, and Ratnajit Bhattacharjee, “Printed monopole antennas on uniaxial substrate: theory and simulation”, Electronics Letters, 52(10), 2016.

  42. Somen Bhattacharjee, Rakhesh S. Kshetrimayum, and Ratnajit Bhattacharjee, “Derivation of potential Green functions for ungrounded dielectric slab and its application in full wave analysis of PMAs”, Journal of Electromagnetic Waves and Applications, 29(16), 2015.

  43. Samar Shailendra, R Bhattacharjee, and Sanjay K Bose, “A multipath variant of SCTP with optimized flow division extension”, Computer Communications, 67, 2015.

  44. Somen Bhattacharjee, Rakhesh S Kshetrimayum, and Ratnajit Bhattacharjee, “On the equivalent circuit, input impedance, reflection coefficient, and bandwidth of printed monopole antenna”, Microwave and Optical Technology Letters, 57(7), 2015.

  45. Sam Darshi and Ratnajit Bhattacharjee, “BER Analysis of Asynchronised Wireless Network in Presence of Non-Identically Distributed Interferers”, Wireless Personal Communications, 82(4), 2015.

  46. Rajib Jana and Ratnajit Bhattacharjee, “Matched feed design employing TE01 and TM11 modes in a smooth walled rectangular waveguide for cross-polar reduction in offset reflector antenna systems”, AEU-International Journal of Electronics and Communications, 69(6), 2015.

  47. R Jana and R Bhattacharjee, “A Novel Matched Feed Structure for Achieving Wide Cross-polar Bandwidth for an Offset Parabolic Reflector Antenna System”, IEEE Antenna and Wireless Propagation Letters, 14, 2015.