B. M. A. Rahman
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View article: Frequency of Common Risk Factors for Acute Exacerbation of Chronic Obstructive Pulmonary Disease, at a Tertiary Care Hospital
Frequency of Common Risk Factors for Acute Exacerbation of Chronic Obstructive Pulmonary Disease, at a Tertiary Care Hospital Open
Objective: To determine the frequency of common risk factors for acute exacerbation of COPD at a tertiary care hospital. Study Design: Descriptive cross-sectional study Place and Duration of Study: This study was conducted at the Departmen…
View article: Deep Learning in Airborne Particulate Matter Sensing and Surface Plasmon Resonance for Environmental Monitoring
Deep Learning in Airborne Particulate Matter Sensing and Surface Plasmon Resonance for Environmental Monitoring Open
This review explores advanced sensing technologies and deep learning (DL) methodologies for monitoring airborne particulate matter (PM), which is critical for environmental health assessments. It begins with discussing the significance of …
View article: The role of optimizers in developing data-driven model for predicting lake water quality incorporating advanced water quality model
The role of optimizers in developing data-driven model for predicting lake water quality incorporating advanced water quality model Open
Lake water is considered as one of the most precious freshwater resources for human consumption and thus, it is required to monitor the lake water quality (WQ) to maintain the good water state. For these purposes, the practice of integrati…
View article: Deep Learning in Airborne Particulate Matter sensing and Surface Plasmon Resonance for Environmental Monitoring
Deep Learning in Airborne Particulate Matter sensing and Surface Plasmon Resonance for Environmental Monitoring Open
This review explores advanced sensing technologies and Deep Learning (DL) methodologies for monitoring airborne particulate matter (PM), critical for environmental health assessment. It begins with discussing the significance of PM monitor…
View article: Comparative Study of Lipid Profile in Male Smokers and Non-Smokers
Comparative Study of Lipid Profile in Male Smokers and Non-Smokers Open
Objective: To determine the mean lipid profile and compare it with the smoking status in males presenting in outpatient clinics at a tertiary care hospital in Quetta. Study Design: Cross-sectional study Place and Duration of Study: This st…
View article: Developing River Water Quality Prediction Model Incorporating Reliable Indexing Approach
Developing River Water Quality Prediction Model Incorporating Reliable Indexing Approach Open
View article: Review of Biosensors Based on Plasmonic-Enhanced Processes in the Metallic and Meta-Material-Supported Nanostructures
Review of Biosensors Based on Plasmonic-Enhanced Processes in the Metallic and Meta-Material-Supported Nanostructures Open
Surface plasmons, continuous and cumulative electron vibrations confined to metal-dielectric interfaces, play a pivotal role in aggregating optical fields and energies on nanostructures. This confinement exploits the intrinsic subwavelengt…
View article: Optical and electrical characterization of solar cell with nanowires mimicking antireflection coating layers considering axial and radial PN junctions
Optical and electrical characterization of solar cell with nanowires mimicking antireflection coating layers considering axial and radial PN junctions Open
It has been well documented that the usage of a textured cover layer reduces reflection from the air‐solar cell interface, which ultimately enhances the power conversion efficiency (PCE) of a solar cell. The most commonly used patterns, su…
View article: Design of uncomplicated triangular core PCF for enhanced non-linearity applications
Design of uncomplicated triangular core PCF for enhanced non-linearity applications Open
An innovative design of Photonic Crystal Fibre (PCF) for enhanced non-linearity applications using simulation with the Finite Element Method (FEM) is presented. The PCF is a kind of fibre optic waveguide that has air-holes along the entire…
View article: Optical and Electrical Analyses of Solar Cells with a Radial PN Junction and Incorporating an Innovative NW Design That Mimics ARC Layers
Optical and Electrical Analyses of Solar Cells with a Radial PN Junction and Incorporating an Innovative NW Design That Mimics ARC Layers Open
The implementation of a texturing pattern on the surface of a solar cell is well known for reducing reflection, thus increasing the absorption of sunlight by the solar cell. Nanowires (NWs) that are large in their height have been widely u…
View article: Recent Advances in Optical Hydrogen Sensor including Use of Metal and Metal Alloys: A Review
Recent Advances in Optical Hydrogen Sensor including Use of Metal and Metal Alloys: A Review Open
Optical sensing technologies for hydrogen monitoring are of increasing importance in connection with the development and expanded use of hydrogen and for transition to the hydrogen economy. The past decades have witnessed a rapid developme…
View article: Computational Investigation of Advanced Refractive Index Sensor Using 3-Dimensional Metamaterial Based Nanoantenna Array
Computational Investigation of Advanced Refractive Index Sensor Using 3-Dimensional Metamaterial Based Nanoantenna Array Open
Photonic researchers are increasingly exploiting nanotechnology due to the development of numerous prevalent nanosized manufacturing technologies, which has enabled novel shape-optimized nanostructures to be manufactured and investigated. …
View article: A comprehensive deep learning method for empirical spectral prediction and its quantitative validation of nano-structured dimers
A comprehensive deep learning method for empirical spectral prediction and its quantitative validation of nano-structured dimers Open
View article: Keynote
Keynote Open
According to the Intergovernmental Panel on Climate Change, the world has already experienced adverse impacts from climate change and will continue to face multiple climate-related hazards in the decades to come.What were once estimated to…
View article: Advanced refractive index sensor using 3-dimensional metamaterial based nanoantenna array
Advanced refractive index sensor using 3-dimensional metamaterial based nanoantenna array Open
Photonic researchers have increasingly exploiting nanotechnology. Due to the advent of numerous prevalent nanosized manufacturing methods that enable adequate shaped nanostructures to be manufactured and investigated as a method of exploit…
View article: A REVIEW ON ḤARĀRAT-E-GHARĪZIYYA (INNATE HEAT): A KEY CONCEPT IN THE UNANI SYSTEM OF MEDICINE
A REVIEW ON ḤARĀRAT-E-GHARĪZIYYA (INNATE HEAT): A KEY CONCEPT IN THE UNANI SYSTEM OF MEDICINE Open
The Unani system of medicine is based on certain fundamental principles and concepts. One such concept is Ḥarārat-e-gharīziyya which is known as innate heat. According to Jalinoos and Razi, innate heat is an elemental heat that is produced…
View article: Highly sensitive temperature-independent FBG-based sensor embedded in thermoplastic polyurethane using 3D printing technology for the measurements of torsion
Highly sensitive temperature-independent FBG-based sensor embedded in thermoplastic polyurethane using 3D printing technology for the measurements of torsion Open
View article: Synthesis of ZnO and CuO Nanowires by Thermal Oxidation on Metallic Substrates
Synthesis of ZnO and CuO Nanowires by Thermal Oxidation on Metallic Substrates Open
In this research work, brass (Cu - 37.2 wt% Zn) and Cu (99.9 wt%) wires having diameters of 200 μm were thermally oxidized in N 2 containing 5% O 2 , at a flow rate of 200 sccm and in the ambient atmosphere respectively, to support the gro…
View article: Reflective Terahertz Metasurfaces Based on Non-Volatile Phase Change Material for Switchable Manipulation
Reflective Terahertz Metasurfaces Based on Non-Volatile Phase Change Material for Switchable Manipulation Open
Recently, metasurfaces have been investigated and exploited for various applications in the THz regime, including modulators and detectors. However, the responsive properties of the metasurface in THz stay fixed once the fabrication proces…
View article: Study of Acute Kidney Injury in Patients Hospitalized with COVID-19: A Single Center Study in Bangladesh
Study of Acute Kidney Injury in Patients Hospitalized with COVID-19: A Single Center Study in Bangladesh Open
Introduction: The incidence of acute kidney injury (AKI) associated with hospitalized corona virus disease -19(Covid- 19) patients and associated outcomes are not well determined. This study describes the presentation, risk factors and out…
View article: Strain Sensor Based on Embedded Fiber Bragg Grating in Thermoplastic Polyurethane Using the 3D Printing Technology for Improved Sensitivity
Strain Sensor Based on Embedded Fiber Bragg Grating in Thermoplastic Polyurethane Using the 3D Printing Technology for Improved Sensitivity Open
A new and easy-to-fabricate strain sensor has been developed, based on fiber Bragg grating (FBG) technology embedded into a thermoplastic polyurethane filament using a 3-dimensional (3D) printer. Taking advantage of the flexibility and ela…
View article: Optical Fiber, Nanomaterial, and THz-Metasurface-Mediated Nano-Biosensors: A Review
Optical Fiber, Nanomaterial, and THz-Metasurface-Mediated Nano-Biosensors: A Review Open
The increasing use of nanomaterials and scalable, high-yield nanofabrication process are revolutionizing the development of novel biosensors. Over the past decades, researches on nanotechnology-mediated biosensing have been on the forefron…
View article: Electrical performance of efficient quad-crescent-shaped Si nanowire solar cell
Electrical performance of efficient quad-crescent-shaped Si nanowire solar cell Open
View article: Artificial Neural Network Modelling for Optimizing the Optical Parameters of Plasmonic Paired Nanostructures
Artificial Neural Network Modelling for Optimizing the Optical Parameters of Plasmonic Paired Nanostructures Open
The Artificial Neural Network (ANN) has become an attractive approach in Machine Learning (ML) to analyze a complex data-driven problem. Due to its time efficient findings, it has became popular in many scientific fields such as physics, o…
View article: Robust Machine Learning Algorithms for Predicting Coastal Water Quality Index
Robust Machine Learning Algorithms for Predicting Coastal Water Quality Index Open
View article: Reliability of Clinical Examination and Ultrasonography for the Assessment of Axillary Lymph Node Status in Breast Cancer Patients in Bangladesh
Reliability of Clinical Examination and Ultrasonography for the Assessment of Axillary Lymph Node Status in Breast Cancer Patients in Bangladesh Open
Background: In the treatment arena of oncology, there has been growing interests in developing the clinical prediction tools to estimate the risk and severity of patients with breast cancer having axillary nodal metastases. Clinical examin…
View article: All-Opto Plasmonic-Controlled Bulk and Surface Sensitivity Analysis of a Paired Nano-Structured Antenna with a Label-Free Detection Approach
All-Opto Plasmonic-Controlled Bulk and Surface Sensitivity Analysis of a Paired Nano-Structured Antenna with a Label-Free Detection Approach Open
Gold nanoantennas have been used in a variety of biomedical applications due to their attractive electronic and optical properties, which are shape- and size-dependent. Here, a periodic paired gold nanostructure exploiting surface plasmon …
View article: Novel 3D-printed biaxial tilt sensor based on fiber Bragg grating sensing approach
Novel 3D-printed biaxial tilt sensor based on fiber Bragg grating sensing approach Open
View article: A Highly Sensitive SPR Refractive Index Sensor Based on Microfluidic Channel Assisted With Graphene-Ag Composite Nanowire
A Highly Sensitive SPR Refractive Index Sensor Based on Microfluidic Channel Assisted With Graphene-Ag Composite Nanowire Open
A highly sensitive refractive index (RI) sensor based on a microfluidic channel (MFC) incorporated in a single-mode fiber (SMF), filled with Ag-graphene composite nanowire is presented and analyzed here. The sensing performance and the cou…
View article: A particle swarm optimization approach for designing III-V/Si vertical couplers
A particle swarm optimization approach for designing III-V/Si vertical couplers Open
III-V materials with quantum wells or quantum dot active regions have proven to be relatively efficient devices for amplifying light. However, integration and scaling of many other functions are moving towards the development of ever more …