Sadat Kamal Amit, Md. Mezbah Uddin, Rizwanur Rahman, S. M. Rezwanul Islam et al.
Food preservation involves different food processing steps to maintain food quality at a desired level so that maximum benefits and nutrition values can be achieved. Food preservation methods include growing, harvesting, processing, packaging, and distribution of foods. The key objectives of food pr...
Laila Hossain, Rizwanur Rahman, Mohidus Samad Khan
Rizwanur Rahman, Md. Fayyaz Khan
In this paper, a study has been made to enhance the performance of Solar Home System (SHS) by a very simple method where the investment cost is negligible. Like any other developing country of the world, most of the rural people of Bangladesh do not receive grid power due to shortage the of primary ...
Md Faiyaz Shahriar, T.S. Kamal, Rizwanur Rahman
Abstract In Bangladesh, the rivers surrounding capital Dhaka, Shitalakkha, Buriganga and Turag are severely contaminated by the direct discharge of untreated textile wastewater from surrounding industrial zones. Many reinforced concrete (RCC) structures such as bridges, culverts, embankments are sit...
Muhammad Rizwanur Rahman, Mohammad Itmam Labib, Abul Hasan, Mohammad Saddam Hossain Joy et al.
In the present study, a numerical investigation is carried out on the aerodynamic performance of a supercritical airfoil RAE 2822. Transonic flow fields are considered where self-excited shock wave oscillation prevails. To control the shock oscillation, a passive technique in the form of an open rec...
Fariha Akhter, Md Rizwanur Rahman, AKM Saiful Islam
Agricultural machinery underpins Bangladesh’s rural transformation but exposes workers to diverse safety risks. Despite expanding demand for equipment, evidence on injury types and the factors associated with accidents in this industry remains limited. This study aims to analyse the occupational haz...
Rizwanur Rahman, Md Faiyaz Shahriar, Takia Kamal
This study investigated the spatiotemporal variability in influent wastewater quality at the Dasherkandi Sewage Treatment Plant, Dhaka’s largest advanced biological treatment facility. Using eight months of daily monitoring data, principal component analysis revealed three dominant pollution modes: ...
Takia Kamal, Md Faiyaz Shahriar, Rizwanur Rahman
Abstract Although the gradual ban of leaded fuels has reduced the intensity of lead pollution, industrial airborne lead remains a widespread and potent poison that exacts a gigantic toll on global health through neurodevelopmental toxicity and cardiovascular death. Current lead emission baselines ar...
Kwame Agyei-Baah, Muhammad Rizwanur Rahman, Edward Smith
Abstract Modelling fluid dynamics with machine learning (ML) has advanced rapidly, yet most data driven approaches remain opaque because they rely on complex architectures to capture nonlinear flow behaviour. This lack of interpretability limits their reliability and hinders understanding of when an...
Md. Nurannabi Miah, Muhammad Rizwanur Rahman, Mohammad Nasim Hasan
Rummanur Rahad, Joyonta Das Joy, Md. Shakibur Rahman, Md Jahidul Hoq Emon et al.
Md Faiyaz Shahriar, Rizwanur Rahman, T.S. Kamal
Abstract Global textile production exceeds 110 million tons annually, yet less than 20% of discarded textiles are recycled, leaving enormous quantities in landfills. To address this waste challenge, the present review evaluates the potential of using recycled textile fibers (RTFs) as sustainable rei...
Sanjida Tasnim, Saria Tasnim, Kazi Khairul Alam, ABM Rizwanur Rahman et al.
This descriptive type of cross-sectional study was conducted to find out the teachers views about the preparation of questions for question bank on the basis of subject content for the formative assessment of the department. The study was conducted in four government and four non-government dental c...
ABM Rizwanur Rahman, Mohammad Omar Faruque, Kazi Khairul Alam, Sanjida Tasnim et al.
Peer assisted learning (PAL) is a common feature of medical education. PAL in the clinical setting, a complex learning environment, requires fresh evaluation. Socio-cultural theory is proposed as a means to understand educational interventions in ways that are practical and meaningful. This descript...