BORRBangladesh Open Research Repository
SearchSubmitAboutContact
BORRResearch for a Better Bangladesh.
AboutSubmit PaperContactTermsPolicyGitHub

© 2026 Bangladesh Open Research Repository.

Filters

Sort By

Sort by relevanceSort by dateSort by citations
Year Range
to

Results for “"Ishtiaque Ahmed Khan"”

16+ results

Equilibrium Molecular Dynamics (MD) Simulation Study of Thermal Conductivity of Graphene Nanoribbon: A Comparative Study on MD Potentials

Verified

Asir Intisar Khan, Ishtiaque Ahmed Navid, Maliha Noshin, H. Uddin et al.

Journal: ElectronicsYear: 2015Citations: 80

The thermal conductivity of graphene nanoribbons (GNRs) has been investigated using equilibrium molecular dynamics (EMD) simulation based on Green-Kubo (GK) method to compare two interatomic potentials namely optimized Tersoff and 2nd generation Reactive Empirical Bond Order (REBO). Our comparative ...

Physical SciencesMaterials ScienceMaterials ChemistryOpen Access
Read Source

Impact of vacancies on the thermal conductivity of graphene nanoribbons: A molecular dynamics simulation study

Verified

Maliha Noshin, Asir Intisar Khan, Ishtiaque Ahmed Navid, H. Uddin et al.

Journal: AIP AdvancesYear: 2017Citations: 53

Equilibrium molecular dynamics simulation using 2nd generation Reactive Bond Order interatomic potential has been performed to model the thermal transport of nanometer sized zigzag defected graphene nanoribbons (GNRs) containing several types of vacancies. We have investigated the thermal conductivi...

Physical SciencesMaterials ScienceMaterials ChemistryOpen Access
Read Source

Sleep Apnea Detection From Variational Mode Decomposed EEG Signal Using a Hybrid CNN-BiLSTM

Verified

Tanvir Mahmud, Ishtiaque Ahmed Khan, Talha Ibn Mahmud, Shaikh Anowarul Fattah et al.

Journal: IEEE AccessYear: 2021Citations: 50

Sleep apnea, a severe sleep disorder, is a clinically complicated disease that requires timely diagnosis for proper treatment. In this paper, an automated deep learning-based approach is proposed for the detection of sleep apnea frames from electroencephalogram (EEG) signals. Unlike conventional met...

Health SciencesMedicinePhysiologyOpen Access
Read Source

Thermal transport characterization of hexagonal boron nitride nanoribbons using molecular dynamics simulation

Verified

Asir Intisar Khan, Ishtiaque Ahmed Navid, Maliha Noshin, Samia Subrina

Journal: AIP AdvancesYear: 2017Citations: 42

Due to similar atomic bonding and electronic structure to graphene, hexagonal boron nitride (h-BN) has broad application prospects such as the design of next generation energy efficient nano-electronic devices. Practical design and efficient performance of these devices based on h-BN nanostructures ...

Physical SciencesMaterials ScienceMaterials ChemistryOpen Access
Read Source

In-Between Visuals and Visible: The Impacts of Text-to-Image Generative AI Tools on Digital Image-making Practices in the Global South

Verified

Nusrat Jahan Mim, Dipannita Nandi, Sadaf Sumyia Khan, Arundhuti Dey et al.

Year: 2024Citations: 34

This paper joins the growing body of HCI work on critical AI studies and focuses on the impact of Generative Artificial Intelligence (GAI) tools in Bangladesh. While the West has started to examine the limitations and risks associated with these tools, their impacts on the Global South have remained...

Physical SciencesComputer ScienceHuman-Computer InteractionOpen Access
Read Source

An Automatic Ocular Disease Detection Scheme from Enhanced Fundus Images Based on Ensembling Deep CNN Networks

Verified

Ishtiaque Ahmed Khan, Asad Uzzaman, Shaikh Anowarul Fattah

Year: 2020Citations: 26

Millions of people around the world suffer from various ocular diseases often leading to blindness due to delayed detection and treatment. This has led to a demand for quick automated detection process from medical images including retinal fundus images. In this paper, an automatic approach for clas...

Health SciencesMedicineRadiology, Nuclear Medicine and Imaging
Read Source

OpenStreetMap for the disaster management in Bangladesh

Verified

Sufian Latif, K. M. Rakibul Islam, Md. Monjurul Islam Khan, Syed Ishtiaque Ahmed

Year: 2011Citations: 24

OpenStreetMap (OSM) is a world-wide campaign for developing open source maps. The prospect of such open source maps is very bright in commercial, educational and political points of views. With the burgeoning growth of mobile phones, the necessity of location based services is increasing day by day....

Social SciencesGeography, Planning and DevelopmentGeographic Information Systems Studies
Read Source

An <i>ab initio</i> DFT perspective on experimentally synthesized CuBi<sub>2</sub>O<sub>4</sub>

Verified

Quazi Shafayat Hossain, Shahran Ahmed, Sadiq Shahriyar Nishat, Md. Zarif Hossain et al.

Journal: RSC AdvancesYear: 2023Citations: 21

functionals. Our as-synthesized HCBO shows ∼70% photocatalytic efficiency in degrading methylene blue dye under 3 h optical illumination. This DFT-guided experimental approach to CBO may help to gain a better understanding of its functional properties.

Physical SciencesPhysics and AstronomyCondensed Matter PhysicsOpen Access
Read Source

Towards Automated Sexual Violence Report Tracking

Verified

Naeemul Hassan, Amrit Poudel, Jason G. Hale, Claire Hubacek et al.

Journal: Proceedings of the International AAAI Conference on Web and Social MediaYear: 2020Citations: 21

Warning: This paper may contain trigger words that might be uncomfortable to some readers. Tracking sexual violence is a challenging task. In this paper, we present a supervised learning-based automated sexual violence report tracking model that is more scalable, and reliable than its crowdsource ba...

Physical SciencesComputer ScienceSignal ProcessingOpen Access
Read Source

Combined experimental and DFT approach to BiNbO<sub>4</sub>polymorphs

Verified

Md. Zarif Hossain, Sadiq Shahriyar Nishat, Shahran Ahmed, Quazi Shafayat Hossain et al.

Journal: RSC AdvancesYear: 2023Citations: 18

1̄ crystal symmetries along with their respective phase purity have been confirmed from Rietveld refinement of the powdered X-ray diffraction measurements in combination with generalized gradient approximation of Perdew-Burke-Ernzerhof (GGA-PBE) based DFT simulations. The scanning electron micrograp...

Physical SciencesMaterials ScienceMaterials ChemistryOpen Access
Read Source

Sleep Apnea Event Detection from Sub-frame Based Feature Variation in EEG Signal Using Deep Convolutional Neural Network

Verified

Tanvir Mahmud, Ishtiaque Ahmed Khan, Talha Ibn Mahmud, Shaikh Anowarul Fattah et al.

Year: 2020Citations: 17

The topic of automatic detection of sleep apnea which is a respiratory sleep disorder, affecting millions of patients worldwide, is continuously being explored by researchers. Electroencephalogram signal (EEG) represents a promising tool due to its direct correlation to neural activity and ease of e...

Health SciencesMedicinePhysiology
Read Source

Opaque Obstacles: The Role of Stigma, Rumor, and Superstition in Limiting Women’s Access to Computing in Rural Bangladesh

Verified

Sharifa Sultana, Ilan Mandel, Shaid Hasan, S. M. Raihanul Alam et al.

Year: 2021Citations: 16

Marginalized communities’ access to and use of ICT have long been a concern in HCI4D and social computing. Many works in this domain have pointed out that the challenges to access to ICT often go beyond limited computing resources and skills and frequently include many other socio-cultural factors. ...

Physical SciencesComputer ScienceInformation Systems
Read Source

<i>'Shada Baksho'</i>

Verified

Sharifa Sultana, Shaid Hasan, Khandaker Reaz Mahmud, S. M. Raihanul Alam et al.

Year: 2019Citations: 13

Previous Information and Communication Technology and Development (ICTD) research has shown that rural women's access to digital technologies in many Low and Middle Income Countries (LMICs), including Bangladesh, is challenging because of a number of reasons, including Techno-Phobia. With a view to ...

Physical SciencesComputer ScienceInformation Systems
Read Source

Performance enhancement of PV solar system by diffused reflection

Verified

Rizwan Ur Rahman, Dewan Ishtiaque Ahmed, Mufrad Ahmed Fahmi, Tithi Tasnuva et al.

Journal: 2009 1st International Conference on the Developements in Renewable Energy Technology (ICDRET)Year: 2009Citations: 11

Various methods are being adopted to enhance the performance of a solar panel. The most common method is to track the sun for performance enhancement. Such method needs complicated control and drive circuits for implementation. Also, the power required for the tracking motor has to be provided by th...

Physical SciencesEnergyRenewable Energy, Sustainability and the Environment
Read Source

A molecular dynamics study on thermal conductivity of armchair graphene nanoribbon

Verified

Asir Intisar Khan, Ishtiaque Ahmed Navid, Fahim Ferdous Hossain, Maliha Noshin et al.

Year: 2016Citations: 9

Following the recent studies and progress for proper characterization of thermal transport in low dimensional carbon based materials, in this paper we investigate the thermal conductivity of nanostructured armchair graphene nanoribbon (GNR). Equilibrium molecular dynamics simulations using 2nd gener...

Physical SciencesMaterials ScienceMaterials Chemistry
Read Source
PreviousPage 1 of 2+Next