Adil Sunny, Sabrina Rahman, Most. Marzia Khatun, Sheikh Rashel Al Ahmed
In this study, a hole transport layer (HTL)-free perovskite solar cell (PSC) structure with CH3NH3SnI3 as an active layer and TiO2 as an electron transport layer (ETL) has been proposed for the first time. The solar cell capacitance simulator in one dimension program has been carried out to design t...
Most. Marzia Khatun, Adil Sunny, Sheikh Rashel Al Ahmed
In the present work, device modeling of tungsten disulfide-based thin-film solar cell with copper iodide as hole transport layer has been performed using the Solar Cell Capacitance Simulator in One Dimension software program (SCAPS-1D). The SCAPS-1D simulator is also utilized to investigate the phot...
Marzia Sultana, Atol Mondal, Sumon Islam, Most. Afroza Khatun et al.
This review article discusses the potential of using metal-doped TiO2 as a photocatalyst for dye degradation in water. TiO2 is a promising photocatalyst but is limited due to its fast electron-hole recombination rate and vast bandgap energy. Metal dopants have enhanced the photocatalytic activity of...
Marzia Ahmed, Mohammod Abul Kashem, Mostafijur Rahman, Sabira Khatun
IoT is the greatest ingenious innovation in the modern era, which can exploit also in mission-critical like the healthcare industry. This paper demonstrates effective monitoring of pregnant women mostly in a rural area of a developing country, with the help of wearable sensing enabled technology, wh...
Most. Marzia Khatun, Adnan Hosen, Sheikh Rashel Al Ahmed
In this work, copper nickel tin sulfide (Cu2NiSnS4) as an encouraging alternative absorber for thin-film photovoltaic devices is explored. Here, the Cu2NiSnS4 (CNTS) absorber-based heterojunction solar cell is designed through a two-stage theoretical approach using Solar Cell Capacitance Simulator i...
Md. Nur Hossain Riyad, Adil Sunny, Most. Marzia Khatun, Sabrina Rahman et al.
Abstract This study reports on performance enhancement of a Cu 2 ZnSnS 4 solar cell introducing Sb 2 S 3 as hole transport layer (HTL) along WS 2 as buffer layer. We have investigated photovoltaic (PV) characteristics by utilizing SCAPS‐1D. A comparative analysis on PV performances between conventio...
Tanvir Mahtab Khan, Maria Shams, Most. Marzia Khatun, Joydeep Chowdhury et al.
Sheikh Rashel Al Ahmed, Most. Marzia Khatun
The recombination losses in the bulk absorber and interfaces limit the power conversion efficiency of antimony selenide (Sb2Se3) solar cells. This study aims to enhance efficiency in a new cadmium-free Sb2Se3-based solar cell by using tungsten disulfide (WS2) as the buffer layer and zinc phosphide (...
Tanvir Mahtab Khan, Most. Marzia Khatun, Habiba Khatun, Adnan Hosen et al.
In the present article, a semiconducting tin selenide (SnSe) absorber-based novel heterostructure device of FTO/CdS/SnSe/CuI/Ni is modeled by exploiting SCAPS-1D program. Herein, the copper iodide (CuI) as a hole transport layer (HTL) is employed at the rear of SnSe active material and rear metal el...
Nowshin Nawar, Md. Mostafizur Rahman, Shumayta Marzia, Mir Mohammad Ali et al.
Mohammed Asaduzzaman, Mst. Sanzena Yeasmin, Marzia Mim Mahabub, Tasmin Tisha Mamun et al.
This article examines the situation of the aging population in Bangladesh and the role of non-governmental organizations (NGOs) in promoting their well-being. Older adults should not be regarded as a burden, but rather as valuable and contributing members of society. Nevertheless, many face challeng...
Ananta Kumar Das, Pria Khan Prianka, Israt Jahan, Most. Mitu Akter et al.
• S. hemiltonii bark & root extracts showed higher antioxidant activity than leaves. • Leaf extracts of S. hemiltonii (SH) showed better cytotoxic properties than others. • SH showed strong analgesic effects in hot plate & acetic acid writhing test. • SH Leaf & root ethanol extracts showed significa...
Keya Alom, Md. Al Amin, Most. Marzia Khatun, Sheikh Rashel Al Ahmed
Researchers have recently drawn attention to thin-film solar cells utilizing molybdenum diselenide (MoSe2) semiconducting absorbers because of their excellent optoelectronics features. In this study, we have designed a new heterojunction MoSe2-based photovoltaic device and evaluated the performances...
Md. Minhaz Abedin, SK. Methela Zaman, Atol Mondal, Marzia Sultana et al.
Calcium and nitrogen co-doped titanium dioxide (Ca-TiO 2 @N) photocatalyst was successfully synthesized via a two-step wet impregnation–hydrothermal method to enhance photocatalytic degradation of methylene blue (MB) under UV–Vis irradiation. Structural, morphological, and optical characterizations ...
Tanvir Mahtab Khan, Maria Shams, Most. Marzia Khatun, Tahmid Ahamed et al.
We designed an RbGeI 3 -based perovskite solar cell under ideal and non-ideal conditions. The PCE drops from 30.41% to 19.68% due to non-idealities. Finally, ML and DL models are used to analyze the influence of non-ideal inputs on the device PCE.