تصفح حسب المؤلف "n 2015224862"
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Design and optimization of four-terminal mechanically stacked and optically coupled silicon/perovskite tandem solar cells with over 28% efficiency
Ehsan, Raza; Ahmad, Zubair; Aziz, Fakhra; Asif, Muhammad; Mehmood, Muhammad Qasim; Bhadra, Jolly; Al-Thani, Noora J.... more authors ... less authors ( Elsevier , 2023 , Article)Silicon/perovskite tandem devices are believed to be a favorite contender for improving cell performance over the theoretical maximum value of single-junction photovoltaic (PV) cells. The present study evaluates the design ... -
Factors associated with hypertension in Pakistan: A systematic review and meta-analysis
Riaz, Muhammad; Shah, Ghazala; Asif, Muhammad; Shah, Asma; Adhikari, Kaustubh; Abu-Shaheen, Amani... more authors ... less authors ( Public Library of Scienc , 2021 , Article)Copyright: © 2021 Riaz et al. This is an open access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided ... -
A numerical approach to study the effect of bandgap and electron affinity in HTL-free perovskite solar cells and design of two-terminal silicon/perovskite tandem solar cell
Ehsan, Raza; Bhadra, Jolly; Asif, Muhammad; Aziz, Fakhra; Al-Thani, Noora J.; Ahmad, Zubair... more authors ... less authors ( Elsevier , 2023 , Article)The hole-transport layer (HTL) free perovskite solar cells with carbon electrode (c-PSCs) have garnered significant attention owing to their simple design, cost-effectiveness, and good stability. However, the power conversion ... -
Numerical modeling and performance optimization of carbon-based hole transport layer free perovskite solar cells
Ehsan, Raza; Ahmad, Zubair; Asif, Muhammad; Aziz, Fakhra; Riaz, Kashif; Mehmood, Muhammad Qasim; Bhadra, Jolly; Al-Thani, Noora J.... more authors ... less authors ( Elsevier , 2022 , Article)Owing to low production cost and ease of processing, hole-transport layer (HTL) free carbon electrode-based perovskite solar cells (c-PSCs) have emerged as a potential photovoltaic (PV) technology. Despite this, c-PCSs ... -
Numerical simulation analysis towards the effect of charge transport layers electrical properties on cesium based ternary cation perovskite solar cells performance
Ehsan, Raza; Ahmad, Zubair; Aziz, Fakhra; Asif, Muhammad; Ahmed, Ayyaz; Riaz, Kashif; Bhadra, Jolly; Al-Thani, Noora J.... more authors ... less authors ( Elsevier , 2021 , Article)In the present study, the device modeling of inverted architecture based on ITO/HTL/perovskite absorber/ETL/Ag was performed using a one-dimensional solar cell capacitance simulation (SCAPS-1D) program. Initially, device ... -
Relative Abundance of Mammalian Fauna of Chitral Gol National Park, Pakistan
Younis, Muhammad; Ullah, Sami; Bari, Fathul; Asif, Muhammad; Ilyas, Muhammad; Rauf, Mahvish; Rehman, Ejaz Ur; Noor, Rubina; Arif, Muhammad; Nawaz, Muhammad Ali... more authors ... less authors ( University of Punjab (new Campus) , 2023 , Article)Chitral Gol National Park (CGNP) harbors a large number of mammals. However, population size, estimated density or any other ecological parameter is not available for those species except annual census counts for markhor ... -
Spatial density pattern of Himalayan Ibex (Capra sibirica) in Pakistan
Shakeel, Ahmad; Ali, Hussain; Asif, Muhammad; Khan, Tanveer; Din, Nazakat; Rehman, Ejaz Ur; Hameed, Shoaib; Din, Jaffar Ud; Nawaz, Muhammad Ali... more authors ... less authors ( Elsevier B.V. , 2022 , Article)Mountain ungulates perform a key role in maintaining the balance of ecosystems as they are the primary consumers of vegetation and prey for large predators. The mountain ranges of northern Pakistan are home to six species ...