Md. Zikrul Bari Chowdhury

ORCID: 0000-0003-4722-0679
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Research Areas
  • Metamaterials and Metasurfaces Applications
  • Advanced Antenna and Metasurface Technologies
  • Antenna Design and Analysis
  • Microwave Engineering and Waveguides
  • Electromagnetic wave absorption materials
  • Advanced MIMO Systems Optimization
  • Electromagnetic Scattering and Analysis
  • Advanced Sensor and Energy Harvesting Materials
  • Microwave and Dielectric Measurement Techniques

National University of Malaysia
2022-2024

International Islamic University Chittagong
2022

This paper presents the development of an innovative, tunable star-shaped microwave sensor operating at two distinct frequency bands C and X band, optimized for high-sensitivity sensing both solid liquid mediums. The sensor's innovative geometry augments surface interaction with target substances, significantly enhancing response sensitivity. Furthermore, tunability allows to adapt different environments, maximizing detection potential frequencies. research delves into performance when using...

10.1016/j.aej.2023.12.001 article EN cc-by-nc-nd Alexandria Engineering Journal 2023-12-15

Summary This paper proposes a novel planar rectangular slot antenna designed and fabricated for sub‐6 GHz 5G wireless application. The proposed design can work in 5G, WiMAX, LTE Band 42. has an inverted stub E‐shaped radiating with circular parasitic element on its upper side concurrently activated by microstrip feed line two‐folded T‐shaped design. covers the N77 band at 3.5 GHz. It dimension of 32.4 × 27.9 1.6 mm 3 good reflection coefficient characteristics excellent impedance matching....

10.1002/dac.5321 article EN International Journal of Communication Systems 2022-08-19

Researchers are trying to work out how make a broadband response metamaterial absorber (MMA). Electromagnetic (EM) waves that can pass through the atmosphere and reach ground most commonly used in visible frequency range. In addition, they detect faults, inspect tapped live-powered components, electrical failures, thermal leaking hot spots. This research provides numerical analysis of compact split ring resonator (SRR) circular (CRR) based (MMA) using three-layer substrate material...

10.3390/nano12234253 article EN cc-by Nanomaterials 2022-11-29

Summary This study presents the design, fabrication, and measurement of a novel MIMO antenna for 28 GHz 5G applications. The design includes two compact antennas with dimensions 12.8 × 1.6 mm 3 , placed side by in symmetrical arrangement. being considered operates within frequency range has excellent characteristics terms reflection coefficient, isolation, impedance matching. measurements conducted encompassed both single setups focused on important parameters such transmission gain,...

10.1002/dac.5991 article EN International Journal of Communication Systems 2024-09-09
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