Journal Papers

[J38] Bolumalla Manasa, Dr. D RamaKrishna,Energy-efficient PSO-QLR routing in wireless sensor networks, AEU - International Journal of Electronics and Communications,Volume198,2025,155848,ISSN 1434-8411, 10.1016/j.aeue.2025.155848.

[J38]   Mamillapally, K.C., Dasari, R.K. Deep Learning-Based Channel Estimation and Beamforming Architecture for Massive MIMO Systems. J. Inst. Eng. India Ser. B 106, 1117–1128 (2025).                                        https://doi.org/10.1007/s40031- 024-01131-x.

[J37]   RegallaNarendra Reddy, NalamVenkataKoteswara Rao, and Dasari Rama Krishna, "An AMC-Backed Dual-Band Gain-Enhanced Wearable Antenna with Low SAR for      WLAN/WBAN Applications," Progress In Electromagnetics Research C, Vol. 146, 55-64, 2024.10.2528/PIERC24051902.

[J36]   Murali Naik KH, Singh AK, Rama Krishna D. Ultrathin wideband low profile circuit analog metamaterial absorber. Microw Opt TechnolLett. 2024;66:e34247doi :10.1002/mop.34247.

[J35]   Naik KHM, Singh AK, Rama Krishna D. Polarization insensitive passive       loaded wideband metamaterial absorber. International Journal of       Microwave and Wireless    Technologies. 2024;16(6):981-989.      https://doi.org/10.1017/S1759078724000187.

[J34]   T Vijetha, D Ramakrishna, K Bharath ,”Dual Polarized Reconfigurable MIMOAntenna for Multi-Band Functioning”. Year 2024/7/1, Advanced Electromagnetics, Volume 13  issue 2, https://doi.org/10.7716/aem.v13i2.2244.

[J33]   Rajyalakshmi G, Ravikumar Y, RamaKrishna D, Rao Kumbha S. Angle-                independent metamaterial absorber for S-, C-, and X-band       application. International Journal of Microwave and Wireless       Technologies.2024;16(2)https://doi.org/10.1017/S1759078723000806.

[J32]   MuraliNaik KH, SinghAK, Rama Krishna D. Ultrathin wideband low profile circuit analog metamaterial absorber. Microw Opt TechnolLett. 2024;66:e34247https://doi.org/10.1002/mop.34247.

[J31]   Naik KHM, Singh AK, Rama Krishna D. Polarization insensitive passive       loaded wideband metamaterial absorber. International Journal of       Microwave and Wireless Technologies 2024;16(6):981-989.       10.1017/S1759078724000187.

[J30]   Rajyalakshmi G, Ravikumar Y, RamaKrishna D, Rao Kumbha S. Angle-                independent metamaterial absorber for S-, C-, and X-band       application. International Journal of Microwave and Wireless       Technologies. 2024;16(2):252-259. 10.1017/S1759078723000806.

[J29]   Bharath K, SrujanaVahini N, Dasari RK, AbegaonkarMP,PandhariPande VM.   Beam‐tilting antenna withlow profile and increased gain for 5G mobileapplications. Microw Opt Technol Lett.2024;66:e34085. doi:10.1002/mop.34085.

[J28]   M. Kanaka Chary, C.H. Vamshi Krishna, D. Rama Krishna, Accurate channel estimation and hybrid beamforming using Artificial Intelligence for massive MIMO 5G systems, AEU - International Journal of Electronics and Communications, Volume 173,2024,154971,ISSN14348411, https://doi.org/10.1016/j.aeue.2023.154971.

[J27]   Naik, Badavath Maniratnam, BharathKunooru, SrujanaVahiniNandigama, M. Muthukumar, and D. RamaKrishna. "design of a switched beam antenna system using a 4x 4 butler matrix for wireless communication applications ''
Telecommunications and Radio Engineering 83 Telecommunications Radio  engineering 83 2024 doi: 10.1615/TelecomRadEng.2023049647

[J26]   Kunooru Bharath, Srujana Vahini Nandigama, Rama Krishna Dasari, Vijay M. PandhariPande "Three-dimensional-printed dual-polarized high-isolation horn antenna at Ka-band"03 August 2023  https://doi.org/10.1002/mop.33859.

[J25]  R. Gugulothu, S. Bhalke, L. K. and D. Ramakrishna, "Design, Analysis and Validation of MCP Package for GaAs Monolithic Microwave Integrated Circuits Packaging," IETE Journal of Research, vol. 69, no. 11, pp. 8293–8306, Nov. 2023, 10.1080/03772063.2022.2038704.

[J24]   SwapnaKumariBudarapu, MetukuShyam Sunder, and Dasari Ramakrishna, "Metasurface Based Circularly Polarized Antenna for Wi-Fi Applications," Progress In Electromagnetics Research C, Vol. 138,219-231,2023.10.2528/PIERC23091001.

[J23]   RegallaNarendra Reddy, NalamVenkataKoteswara Rao, Dasari Rama Krishna, and Jeet Ghosh, "Design of Ultra-Miniaturized Wearable Antenna for Bio-Telemetry       Applications," Progress In Electromagnetics Research C,Vol.136,113-121,2023. 10.2528/PIERC23062603.

[J22]   SrujanaVahiniNandigama, KunooruBharath, and Dasari Ramakrishna, "A  MIMO      PIFA Loaded with CSRR-SRR Quadruplets for WLAN, ISM    Band, and S-/C-Band     Wireless Applications," ProgressIn       Electromagnetics Research B, Vol. 101, 137- 154,    2023       10.2528/PIERB23050508.

[J21]   S. V. Nandigama, B. Kunooru, D. Ramakrishna, and V. M. Pandharipande, "Pattern similarity and gain enhancement of dual-band antenna using an  ENZ metamaterial,"       Journal of Electromagnetic Engineering and Science, vol. 23, no. 6, pp. 461–469,       2023. 10.26866/jees.2023.6.r.191.

[J20]   R. Pakala and R. Dasari, "Mutual Coupling Reduction in UWB-MIMO       Antenna              Using Circular Slot   EBG Structures," Progress in       Electromagnetics Research C, vol.      119, pp. 177–188, 2023.       10.2528/PIERC23080504.

[J19]   T. Vijetha and R. K. Dasari, "A Frequency Reconfigurable MIMO Antenna    with    UWB Sensing for Multi-Band Operations," International Journal of Microwave & Optical Technology, vol. 18, no. 1, 2023.

[J18]   T. Vijetha, D. Ramakrishna, and K. Barath, "Design and analysis of tri-band monopole ultra wide band (UWB) antenna," Telecommunications and Radio Engineering, vol. 82, no. 3, pp. 51–67, 2023. 10.1615/TelecomRadEng.2023046231.

[J17]   P. R. Babu, D. Ramakrishna, and G. Ensermu, "Triple Band‐Notch UWB Antenna    Embedded with Slot and EBG Structures," Wireless Communications and Mobile    Computing, vol. 2023, Article ID 3461751,   2023 10.1155/2023/3461751 .

[J16]   K. Bharath, R. K. Dasari, and V. M. Pandharipande, "Gain Enhancement of a Dual   Band Antenna Using Energy Squeezing Mechanism of an ENZ Metamaterial,"      International Journal of Microwave &Optical  Technology, vol. 17, no. 6, 2022 . https://doi.org/10.26866/jees.2023.6.r.191

[J15]   K. Bharath, S. V. Nandigama, D. Ramakrishna, and V. M. Pandharipande, "High performance millimeter wave SIW slotted array antenna," Progress in Electromagnetics Research C, vol. 125, pp. 15–23, 2022. 10.2528/PIERC22072508.

[J14]   Gugulothu, R., Bhalke, S., K, L., &Dasari, R. Electromagnetic Simulation and Realization of MCM GaAs MMICs Based Packaging for High Gain (40 dB) and High-Power (33dBm) Transmitter   Applications. IETE Journal of Research, 70(1),      662–672  doi.org/10.1080/03772063.2022.2103038

[J13]   R. Gugulothu, S. Bhalke, K. Lalkishore, and R. Dasari, "Package Modeling and      Characterization of C-Band 10-Watt High-Power Amplifier Monolithic     Microwave    Integrated Circuit used in High-Reliability Applications," Journal of The Institution of       Engineers (India): Series B, vol. 103, no. 5, pp. 1677–1685,2022. doi. 10.1007/s40031-022-00769-9.

[J12]   K. Bharath, S. V. Nandigama, D. Ramakrishna, M. P. Abegaonkar, et al., "Millimeter   wave switched beam rectangular loop dipole antenna array using a 4×4 Butler matrix," Progress in Electromagnetics Research C, vol. 117, pp. 251–260, 2021. doi. 10.2528/PIERC21070501.

[J11]   R. Gugulothu, K. Lalkishore, R. Dasari, and S. V. Bhalke, "Design, 3D Electromagnetic Simulation and Implementation of Ceramic Package for GaAs  Monolithic Microwave Integrated Circuits based x-band receiver application," Design      Engineering, pp. 6012–6020, 2021.

[J10]   D. Rama Krishna and V. M. Pandharipande, "Design and Development of Cavity- Backed Reconfigurable Square Spiral Antenna," IETE Journal of Research, vol. 65,    no. 5, pp. 627–634, 2019  10.1080/03772063.2018.1509737.

[J9] S. Ahirwar, D. Ramakrishna, and V. M. Pandharipande, "Design and Development of   a Compact Rat-Race Coupler," Advanced Electromagnetics, vol. 8, no. 3, pp. 36–42, 2019.  10.7716/aem.v8i3.1047.

[J8] L. Pollayi, R. K. Dasari, and V. M. Pandharipande, "Design and development of wide      band dual-polarized magneto electric dipole antenna for mobile communications,"  International Journal of Microwave and Wireless Technologies, vol. 11, no. 2, pp.   175–181,2019. 10.1017/S1759078718000962.

[J7] R. E. Suhasini, D. Rama Krishna, and V. M. Pandharipande, "Design, development,      and performance evaluation of switched wave oscillator (SWO) for high-power   electromagnetic applications," Journal of Electromagnetic Waves and Applications,  vol. 32, no. 11, pp. 1427–1439,   2018.  10.1080/09205071.2018.1442260.

[J6] D. Shyamala, R. Kichouliya, P. Kumar, S. Satav, and D. R. Krishna, "Experimental     studies and analysis on IEMI source, field propagation and   IEMI coupling to power utility system," Progress In Electromagnetics       Research C, vol. 83, pp. 229–244,       2018.  10.2528/PIERC18030501.

[J5] S. D. Ahirwar, D. Ramakrishna, and V. M. Pandharipande, "Design and development of a novel EBG Cell," Progress In Electromagnetics Research M, vol. 72, pp. 105– 114, 2018. 10.2528/PIERM18010301.

[J4] R. K. Dasari and V. M. Pandharipande, "Design of active reconfigurable wheel antenna based on PIN diodes," Radioelectronics and Communications Systems, vol. 59, no. 10, pp. 442–448, 2016. 10.3103/S0735272716100062.

[J3] D. Rama Krishna, V. M. Pandharipande, and S. K. Koul, "Design of dual-band   reconfigurable substrate integrated waveguide cavity-backed slot antenna     array,"                IETE Journal of Research, vol. 61, no. 2, pp. 121–131,    2015.10.1080/03772063.2014.993383.

             [J2]D. R. Krishna, M. Muthukumar, and V. M. Pandharipande, "Design and       development of reconfigurable                                 rectangular patch antenna array for tri-band   applications," AEU -      International Journal of Electronics and                       Communications, vol. 69, no. 1, pp. 56–61,    2015.       10.1016/j.aeue.2014.08.004.

[J1] R. K. Dasari, V. M. Pandharipande, and S. K. Koul, "A new microstrip patch antenna      with triple‐polarization diversity," Microwave and Optical Technology Letters, vol.   56, no. 6, pp. 1348–1353, 2014.