• Hierarchical optimization technique for placement of battery energy storage system to improve transient frequency stability of a grid 

  Sabrina, Shams. (Department of Electrical and Electronic Engineering, 2023-03-29)

  Battery energy storage system (BESS), due to its very fast dynamic response, plays an important role in improving the transient frequencystability of a grid.The performanceof BESS varies with its installation site in the ...
• Adaptive battery energy storage system controller for enhancing frequency stability of a low inertia grid 

  Mahadi Hasan, Md. (Department of Electrical and Electronic Engineering (EEE), BUET, 2023-07-25)

  Due to the rapid increasing demand of grid connected solar photovoltaic, the overall system inertia decreases and hence causes system instability. Virtual inertia emulation is one of the solution to this low inertia problem ...
• Elastic phonon dephasing effect on spin transport in 2D hexagonal lattice topological insulator 

  Istiaque Rahaman, Md. (Department of Electrical and Electronic Engineering, 2021-09-27)

  2D hexagonal lattice Topological Insulator(TI) shows topologically protectedspin polarized edge transport while the bulk of the material remains insulating.Thesuppressionofbackscatteringofelectronsmakestheedgetransportofelec-trons ...
• Design of topas based hollow core antiresonant fiber for terahertz waveguide 

  Datta, Pritom (Department of Electrical and Electronic Engineering (EEE), BUET, 2023-04-10)

  Novel low loss fiber for THz application offers great potential for optical fiber study. A novel topas based antiresonant hollow core fiber is designed and numerically characterized by finite element method (FEM) based ...
• Wide bandgap semiconductor based high performance bidirectional CLLL converter for electric vehicle application 

  Tanvir Shahed, Md. (Department of Electrical and Electronic Engineering, 2023-04-16)

  Thisthesisproposesanimprovedtopologyforanisolatedbidirectionalresonant dc-dcconverterforelectricvehicle(EV)onboardchargers.Asopposedtothecon- ventional capacitor-inductor-inductor-inductor-capacitor (CLLLC) resonant con- ...
• Design of an all-optical plasmonic modulator for two micrometer waveband 

  Shamima Akter Mitu (Department of Electrical and Electronic Engineering (EEE), BUET, 2023-05-03)

  In order to meet up the future demand of bandwidth, optical communication wavelength have to be shifted to new wavelength of 2 µm in future. In this study, an all-optical PCM based reflection modulator for upcoming 2 µm ...
• Design of high performance led driver based on SEPIC topology 

  Fouzia Ferdous (Department of Electrical and Electronic Engineering (EEE), BUET, 2023-05-27)

  LEDs are current driven devices. So it is essential to maintain the stability of LED current. Variation of temperature may cause of instabilities and bifurcations in the LED driver. Driving LEDs from an offline power ...
• Modeling and analysis of lead-free perovskite photoconductors for direct conversion x-ray imaging detectors 

  Naznin, Sultana (2023-07-24)

  In a direct conversion digital X-ray image detector, incident X-rays are converted tochargeandreadoutusingathinfilmtransistor(TFT)arrayforstorageanddisplay.Thedigital X-ray imaging system offers better image quality, reduced ...
• Estimation and enhancement of light extraction efficiency of iii-nitride nanowire based light emitting diodes 

  Tashfiq, Ahmed (Dhaka Department of Electrical and Electronic Engineering, 2023-07-23)

  Nanowirearray-basedIII nitridemicroLEDsoperatingfromUVtovisiblerangehaveattracted tremendous attention for many photonics and optoelectronics applications.However, traditionally, these LEDs’ light extraction efficiency ...
• Medical sound event detection using audio spectrogram fourier network 

  Naimul Hassan, K.M. (Dhaka Department of Electrical and Electronic Engineering, 2023-07-25)

  Soundeventdetection(SED)inmedicalenvironmentsiscrucialforextractingvaluableinformation from diverse sound events such as coughing, sneezing, sniffling, speech,gasping, and snoring. These events carry vital information for ...
• Design and analysis of photonic crystal fiber for waveguiding and analyte sensing in THz platform 

  Moshiur Rahman, Md. (Dhaka Department of Electrical and Electronic Engineering, 2023-06-07)

  In present times, Photonic Crystal Fiber (PCF) has emergedas a strong contender for THz waveguiding and analyte sensing. Major benefits of a porous-core PCF include minimum absorption loss due to unique light-guiding process ...
• Design of a permanent magnet brushless DC motor for the electric three-wheeler in Bangladesh 

  Junaed Al Hossain, Md. (Dhaka Department of Electrical and Electronic Engineering, 2023-07-11)

  The design of a 1 KW PM BLDC motor for compact-sized electric three-wheelers (C-E3Ws) has been presented here. The C-E3Ws primarily operate in the cities, especially Dhaka, and they are more suitable for congested city ...
• Reconstruction of super-resolution image using wavelet residual convolutional neural networks 

  Tanvir, Ahmed (Dhaka Department of Electrical and Electronic Engineering, 2023-07-26)

  Image super-resolution is a classic low-level vision and image processing task that aims to generate a high-resolution image from its low-resolution counterpart. As of now, most of the existing methods in image super-resolution ...
• Variability and self-heating analysis of spin transfer torque magnetic random access memory devices 

  Bejoy, Sikder (Dhaka Department of Electrical and Electronic Engineering, 2023-05-06)

  Spin Transfer Torque Magnetic Random-Access Memories (STT-MRAMs) are promising candidates for next-generation data storage due to their non-volatility, fast access times, scalability, low power consumption, and compatibility ...
• Design optimization of a metal-assisted biochemical sensor based on nano-slots in silicon-on-insulator waveguide 

  Zulfikar, Mahdi (Department of Electrical and Electronic Engineering, (EEE), BUET, 2023-03-28)

  This research aimed to investigate the potential of slot waveguide technology for use in biochemical detection. The technology allows for the confinement of light in sub-wavelength scales and low refractive index regions, ...
• Design and analysis of titanium nitride plasmonic nanoparticle embedded and upconverter incorporated kesterite tandem solar cell 

  Nowshin, Akhtary (Dhaka Department of Electrical and Electronic Engineering, 2023-07-22)

  This thesis presents the design, optimization, and performance analysis of titanium nitridenanoparticle embedded and upconverter incorporated kesterite solar cells.We systematicallystudiedscatteringcross-sectionandabsorp ...
• Performance analysis of space frequency block coded OFDM free-space optical communication systems with polarization diversity over atmospheric turbulent channel 

  Shariful islam, Md. (Department of Electrical and Electronic Engineering (EEE), BUET, 2022-11-26)

  Free-space optical (FSO) communication system is an emerging technology for future broadband optical data communication network due to its lucrative properties like required no license, cost effective, simple hardware ...
• Numerical characterization of thermal and optical properties of monolayer GaN nanostructures doped with group IV materials 

  Abir Hassan, Md. (Department of Electrical and Electronic Engineering (EEE), BUET, 2022-12-07)

  Bulk GaN has been one of the prominent materials for a long time in employment of laser, LED and transistors. Due to its superior electrical characteristics, its low-dimensional hexagonal counterpart is becoming popular. ...
• Numerical analysis of electronic and optical properties of InGaN/GaN nanowire array based photodetectors 

  Shams Jabin (Department of Electrical and Electronic Engineering (EEE), BUET, 2022-09-03)

  In this research, a detailed study of electronic and optical properties of InGaN/GaN nanowire array photodetectors employing numerical techniques has been demonstrated. Intersubband transition energies and corresponding ...
• Performance Analysis of Direct Sequence CDMA Power Line Communication Systems over the Frequency Selective Channel 

  Hasan, Md. Mahmud (Department of Electrical and Electronic Engineering (EEE), BUET, 2005-11-20)

  Outdoor power line communications (PLC) systems represent an additional and alternative for classical and communications. In this dissertation an analytical model of Direct Sequence CDMA power line communications systems ...

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