Md. Mamun Ali, Bikash Kumar Paul, Kawsar Ahmed, Francis M. Bui et al.
Machine learning and data mining-based approaches to prediction and detection of heart disease would be of great clinical utility, but are highly challenging to develop. In most countries there is a lack of cardiovascular expertise and a significant rate of incorrectly diagnosed cases which could be...
Md. Asaduzzaman Jabin, Kawsar Ahmed, Md. Juwel Rana, Bikash Kumar Paul et al.
A new optimized bowl-shaped mono-core surface plasmon resonance based cancer sensor is proposed for the rapid detection of different types of cancer affected cell. By considering the refractive index of each individual cancer contaminated cell with respect to their normal cell, some major optical pa...
Md. Saiful Islam, Jakeya Sultana, Kawsar Ahmed, Mohammad Rakibul Islam et al.
A novel highly sensitive porous core-photonic crystal fiber (PC-PCF) has been designed and analyzed for detection of chemical analytes in the terahertz frequency range. The PC-PCF is designed using rectangular structured air holes in the core with a kagome structured cladding. The full vectorial fin...
Md. Rabiul Hasan, Sanjida Akter, Ahmmed A. Rifat, Sohel Rana et al.
We numerically demonstrate a surface plasmon resonance biosensor-based on dual-polarized spiral photonic crystal fiber (PCF). Chemically stable gold material is used as the active plasmonic material, which is placed on the outer layer of the PCF to facilitate practical fabrication. Finite-element me...
Jakeya Sultana, Md. Saiful Islam, Kawsar Ahmed, Alex Dinovitser et al.
Ethanol is widely used in chemical industrial processes as well as in the food and beverage industry. Therefore, methods of detecting alcohol must be accurate, precise, and reliable. In this content, a novel Zeonex-based photonic crystal fiber (PCF) has been modeled and analyzed for ethanol detectio...
Kawsar Ahmed, Fahad Ahmed, Subrata Roy, Bikash Kumar Paul et al.
In this paper, a novel partial type-b crystalline core with more compact cladding in hexagonal packing photonic crystal fiber (CC-PCF)-based optical sensor has been proposed for sensing different blood components. This fiber has investigated in terahertz (THz) region from 1.5 to 3.50 THz, intending ...
Tarunnum Parvin, Kawsar Ahmed, Aadel M. Alatwi, Ahmed Nabih Zaki Rashed
Md.A. Salam, Kawsar Ahmed, Nazma Akter, Tareq Hossain et al.
Hydrogen has been using as one of the green fuel along with conventional fossil fuels which has enormous prospect. A new dimension of hydrogen energy technology can reduce the dependency on non-renewable energy sources due to the rapid depletion of fossil fuels. Hydrogen production via Biomass (Muni...
F. M. Javed Mehedi Shamrat, Shamima Akter, Sami Azam, Asif Karim et al.
Alzheimer’s disease is largely the underlying cause of dementia due to its progressive neurodegenerative nature among the elderly. The disease can be divided into five stages: Subjective Memory Concern (SMC), Mild Cognitive Impairment (MCI), Early MCI (EMCI), Late MCI (LMCI), and Alzheimer’s Disease...
F. M. Javed Mehedi Shamrat, Sami Azam, Asif Karim, Kawsar Ahmed et al.
In this study, multiple lung diseases are diagnosed with the help of the Neural Network algorithm. Specifically, Emphysema, Infiltration, Mass, Pleural Thickening, Pneumonia, Pneumothorax, Atelectasis, Edema, Effusion, Hernia, Cardiomegaly, Pulmonary Fibrosis, Nodule, and Consolidation, are studied ...
Sujan Chakma, Md. Abdul Khalek, Bikash Kumar Paul, Kawsar Ahmed et al.
The particularly sensitive circular lattice Photonic Crystal Fiber (PCF) based Surface Plasmon Resonance (SPR) sensor is proposed to gain high sensitivity for the detection of unknown analytes. In this model, two-layer PCF based on the SPR has been designed. A plasmonic chemically inactive material ...
Kawsar Ahmed, Bikash Kumar Paul, B. Vasudevan, Ahmed Nabih Zaki Rashed et al.
In this research, the proposed design presents the compact sensing performances while infiltrating the blood fluid in the central hole of the D-shaped elliptical dual-core photonic crystal fiber (PCF) configuration. The properties such as index difference, coupling length, and transmission spectrum ...
Sk. Tanzir Mehedi, Adnan Anwar, Ziaur Rahman, Kawsar Ahmed et al.
Security concerns for Internet of Things (IoT) applications have been alarming because of their widespread use in different enterprise systems. The potential threats to these applications are constantly emerging and changing, and, therefore, sophisticated and dependable defense solutions are necessa...
Md. Faizul Huq Arif, Kawsar Ahmed, Sayed Asaduzzaman, Md. Abul Kalam Azad
Abstract This paper proposes a hexagonal photonic crystal fiber (H-PCF) structure with high relative sensitivity for liquid sensing; in which both core and cladding are microstructures. Numerical investigation is carried out by employing the full vectorial finite element method (FEM). The analysis h...
Md. Nazmul Hossen, Vijayakumari Panneerselvam, Deepika Koundal, Kawsar Ahmed et al.
Human skin disease, the most infectious dermatological ailment globally, is initially diagnosed by sight. Some clinical screening and dermoscopic analysis of skin biopsies and scrapings for accurate classification are medically compulsory. Classification of skin diseases using medical images is more...