AJP

Asian Journal of Physics Vol. 33, Nos 9 & 10 (2024) 625-631 Design of a 140 GHz extended interaction klystron Vemula Bhanu Naidua, Dipanjan Gopeb and Subrata Kumar DattaaaMicrowave Tube Research and Development Centre (MTRDC), DRDO, Bengaluru-560 013, IndiabDepartment of…

Asian Journal of Physics Vol. 33, Nos 9 & 10 (2024) 617-623 A Dual-loop optoelectronic oscillator for the generation of ultrapure sub-terahertz signals Chinthapalli Amulya, Harish V Dixit and Subhradeep Pal1Department of EEE, BITS-Pilani Hyderabad Campus, Shameerpet, Telangana-500 078, India.…

Asian Journal of Physics Vol. 33, Nos 9 & 10 (2024) 609-615 Spoof surface plasmon polariton based THz sensor G C Ram1,2, S Yuvaraj2, M V Subbarao1, N K Maurya3, D R Varma1 and M T Eswari11Department of ECE, Shri…

Asian Journal of Physics Vol. 33, Nos 9 & 10 (2024) 599-607 Investigation of multimode behavior in a W-band, three-cavity gyroklystron amplifier using time-dependent multimode analysis and PIC simulation Ankhi Debnath, M V Swati, and Gaurav Singh BaghelNational Institute of…

Asian Journal of Physics Vol. 33, Nos 9 & 10 (2024) 591-597 Tunable terahertz dual-band inset-fed graphene-based circular microstrip antenna for 6G application Raja Babu, Pradip Kumar Jain, and Manpuran Mahto1Department of Electronics and Communication Engineering,National Institute of Technology, Patna-800…

Asian Journal of Physics Vol. 33, Nos 9 & 10 (2024) 583-590 Dual mode sheet beam electron gun for a sub THz rectangular planar traveling wave tube amplifier Ishita Srivastava*, Navya Sahu*, and G Naveen Babu# *Department of Electrical Engineering,…

Asian Journal of Physics Vol. 33, Nos 9 & 10 (2024) 574-582 Theoretical analysis on the beam-wave interaction of a THz gyrotron oscillator Ashutosh SinghDepartment of Physics, Mahesh Prasad Sinha Science College, Babasaheb Bhimrao Ambedkar Bihar University, Muzaffarpur-843 146, Bihar,…

Asian Journal of Physics Vol. 33, Nos 9 & 10 (2024) 563-573 Conversion of dominant rectangular-waveguide-mode to azimuthally symmetric circular-waveguide-mode in sub-terahertz frequency band Vishal Kesari1, Sarah Farheen2 and Swappnal Panigrahi2 1Microwave Tube Research and Development Centre, Defence Research and…

Asian Journal of Physics Vol. 33, Nos 9 & 10 (2024) 541-561 Sub-terahertz high-power microfabricated folded-waveguide traveling-wave tubes: needs and challenges in realization Anurag Srivastava and Subrata Kumar DattaMicrowave Tubes Research & Development Centre, DRDO, Bangalore-560 013, IndiaThis paper is…