Hafizur Rahaman
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View article: First principle study of electronic and optical properties of WS<sub>2(1-x)</sub>Se<sub>2x</sub> obtained by isoelectronic Se substitution on S-site of monolayer WS<sub>2</sub>
First principle study of electronic and optical properties of WS<sub>2(1-x)</sub>Se<sub>2x</sub> obtained by isoelectronic Se substitution on S-site of monolayer WS<sub>2</sub> Open
Two-dimensional semiconducting transition metal dichalcogenides have recently grabbed attention among the researchers, due to their extraordinary electrical, optical and thermal properties. Also, they have shown their suitability for appli…
View article: Lessons from Red Cross Red Crescent Anticipatory Action
Lessons from Red Cross Red Crescent Anticipatory Action Open
The Red Cross Red Cresent is among the organizations with the longest and most extensive experience with forecast-based action. We present the findings of recently-published research based on interviews with 139 stakeholders involved in Re…
View article: Anticipatory action to manage climate risks: Lessons from the Red Cross Red Crescent in Southern Africa, Bangladesh, and beyond
Anticipatory action to manage climate risks: Lessons from the Red Cross Red Crescent in Southern Africa, Bangladesh, and beyond Open
Anticipatory action (AA) is a growing area of climate and disaster risk management that emphasizes the use of climate services and risk analyses to predict where crises might strike and enable action to prevent or mitigate impacts before d…
View article: Optimization of Low-Voltage-Operating Conditions for MG-MOSFETs
Optimization of Low-Voltage-Operating Conditions for MG-MOSFETs Open
Adaptive threshold-voltage controlling of thin-film multi-gate (MG) MOSFETs, using independent back-gate biasing, is applied for realizing latency and power optimization. The controlling-method validity for low-voltage operation is analyze…
View article: Fault‐tolerant quantum implementation of conventional decoder logic with enable input
Fault‐tolerant quantum implementation of conventional decoder logic with enable input Open
Decoherence is the greatest obstacle to the physical realization of scalable quantum computer, jeopardises coherent superposition of the qubit, and makes qubit extremely fragile. Quantum Error Correction Code (QECC), and Fault‐tolerant qua…
View article: Simulation-Based Power-Loss Optimization of General-Purpose High-Voltage SiC MOSFET Circuit Under High-Frequency Operation
Simulation-Based Power-Loss Optimization of General-Purpose High-Voltage SiC MOSFET Circuit Under High-Frequency Operation Open
This investigation focuses on a simulation-based power-loss optimization scheme, which is applied to laboratory developed general-purpose inverter-stack circuit, fabricated using high-voltage SiC-MOSFET. The optimization mainly addresses t…
View article: A survey on pristine and intercalation doped graphene nanoribbon interconnect for future VLSI circuits
A survey on pristine and intercalation doped graphene nanoribbon interconnect for future VLSI circuits Open
The paper presents a review of recent works on pristine and intercalation doped graphene nanoribbon interconnects. Since the last decade, there have been tremendous research interests on graphene-based nanoelectronics. Graphene nanoribbon …
View article: Binary decision diagram‐based synthesis technique for improved mapping of Boolean functions inside memristive crossbar‐slices
Binary decision diagram‐based synthesis technique for improved mapping of Boolean functions inside memristive crossbar‐slices Open
Memristors are two‐terminal nano‐electronic devices that make it possible to design non‐volatile memory and logic circuits with high integration density. The logic operations of memristor‐based circuits are performed by applying suitable v…
View article: Model Based Change Detection of Water Body Using Landsat Imagery: A Case Study of Rajshahi Bangladesh
Model Based Change Detection of Water Body Using Landsat Imagery: A Case Study of Rajshahi Bangladesh Open
This study detected water bodies which included ponds, lakes, rivers, canals, irrigation land, etc. from Landsat TM (Thematic Mapper) and OLI (Operational Land Imager) data by Pixel Based Model (PBM) for the years 2000 to 2018 and identifi…
View article: Survey on memory management techniques in heterogeneous computing systems
Survey on memory management techniques in heterogeneous computing systems Open
A major issue faced by data scientists today is how to scale up their processing infrastructure to meet the challenge of big data and high‐performance computing (HPC) workloads. With today's HPC domain, it is required to connect multiple g…
View article: Techniques for fault-tolerant decomposition of a multicontrolled Toffoli gate
Techniques for fault-tolerant decomposition of a multicontrolled Toffoli gate Open
Physical implementation of scalable quantum architectures faces an immense\nchallenge in form of fragile quantum states. To overcome it, quantum\narchitectures with fault tolerance is desirable. This is achieved currently by\nusing surface…
View article: Dilution with Digital Microfluidic Biochips: How Unbalanced Splits Corrupt Target-Concentration
Dilution with Digital Microfluidic Biochips: How Unbalanced Splits Corrupt Target-Concentration Open
Sample preparation is an indispensable component of almost all biochemical protocols, and it involves, among others, making dilutions and mixtures of fluids in certain ratios. Recent microfluidic technologies offer suitable platforms for a…
View article: Performance Analysis of uniaxially strained Monolayer Black Phosphorus and Blue Phosphorus n-MOSFET and p-MOSFET
Performance Analysis of uniaxially strained Monolayer Black Phosphorus and Blue Phosphorus n-MOSFET and p-MOSFET Open
In this work, we present a computational study on the possibility of strain engineering in monolayer Black Phosphorus (black P) and Blue Phosphorus (blue P) based MOSFETs. The material properties like band structure, carrier effective mass…
View article: A New FPGA and Programmable SoC Based VLSI Architecture for Histogram Generation of Grayscale Images for Image Processing Applications
A New FPGA and Programmable SoC Based VLSI Architecture for Histogram Generation of Grayscale Images for Image Processing Applications Open
A novel histogram generation hardware architecture, which can develop histogram for all types of grayscale images of size (256 x 256), is presented in this paper. The histogram produced from the proposed hardware gives exactly the same inf…
View article: Temperature Dependent IR-Drop Analysis in Graphene Nanoribbon Based Power Interconnect
Temperature Dependent IR-Drop Analysis in Graphene Nanoribbon Based Power Interconnect Open
The paper proposes a temperature dependent resistive model of graphene nanoribbon (GNR) based power interconnects. Using the proposed model, IR-drop analysis for 16nm technology node latest by ITRS is performed. For a temperature range fro…
View article: Analysis of temperature dependent power supply voltage drop in graphene nanoribbon and Cu based power interconnects
Analysis of temperature dependent power supply voltage drop in graphene nanoribbon and Cu based power interconnects Open
In this paper, we propose a temperature dependent resistive model of multi layered graphene nanoribbon (MLGNR) and Cu based power interconnects. Using the proposed model, power supply voltage drop (IR-drop) analysis for 16 nm technology no…