Browsing Research of Qatar University Young Scientists Center by Title
Now showing items 93-112 of 203
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Numerical modeling and performance optimization of carbon-based hole transport layer free perovskite solar cells
( 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
( 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 ... -
Numerical simulation to optimize the efficiency of HTM-free perovskite solar cells by ETM engineering
( Elsevier , 2023 , Article)Perovskite solar cells based on carbon electrodes (c-PSCs) without a hole transport material (HTM) have gained considerable interest owing to their cost-effective and simplified structure. However, their application is ... -
Nurses' Satisfaction and its Effect on Job Performance: Comparative Study between Joint Commission International Accredited and Non-accredited Palestinian Hospitals
( Qatar University Young Scientists Center - Qatar University , 2024 , Conference Paper)Background: Nurses' job satisfaction and performance have become more important in recent years as a metric for gauging the success of healthcare organizations in implementing their long-term strategy. Several factors ... -
A One-button Activation System for Enhanced Root Canal Irrigation
( Qatar University Young Scientists Center - Qatar University , 2024 , Conference Paper)Activation of irrigants is a crucial cornerstone in endodontic therapy, with the objective of eradicating challenging microbial biofilms within the intricate dental canals. Despite the advancements in root canal treatment, ... -
Optimum sintering method and temperature for cold compact Bismuth Telluride pellets for thermoelectric applications
( Elsevier , 2021 , Article)This work intends to investigate the optimum sintering method and temperature that can improve the efficiency of bismuth telluride cold compact pellets, for the thermoelectric applications. Different p-type and n-type ... -
Oxide Activated Carbon for Seawater Desalination Using Solar Energy
( Qatar University Young Scientists Center - Qatar University , 2024 , Conference Paper)Desalination of seawater is the efficient process and a viable solution for water shortage problem. One of the latest possible solution with less energy consumption is the use of activated carbon for the desalination ... -
Oxide Activated Carbon for Seawater Desalination Using Solar Energy
( Qatar University Young Scientists Center - Qatar University , 2024 , Conference Paper)Desalination of seawater is the efficient process and a viable solution for water shortage problem. One of the latest possible solution with less energy consumption is the use of activated carbon for the desalination ... -
P = NP
( Qatar University Young Scientists Center - Qatar University , 2024 , Conference Paper)Thank you everyone for giving us this opportunity to express ourselves in front of this high quality university. We are going to talk about a topic in the field of mathematics and computer science concerning a big problem ... -
Pedagogical models to implement effective stem research experience programs in high school students
( MDPI , 2021 , Article Review)High school research experience programs (HSREPs) provide opportunities for true science education and expose students to scientific investigations in laboratory settings. Various HSREPs models have been practiced to shape ... -
Perception, barriers, and willingness to implement tele-pharmacy among pharmacists in Palestine
(2024 , Conference Paper)Background: One form of telemedicine is telepharmacy, which offers remote pharmaceutical services such as drug counseling, self-medication, drug monitoring, and assessment by a licensed pharmacist. It is unclear whether ... -
Performance optimization of CH3NH3Pb(I1-xBrx)3 based perovskite solar cells by comparing different ETL materials through conduction band offset engineering
( Elsevier , 2020 , Article)Numerical simulations can provide the physical insights into the carrier transport mechanism in the solar cells, and the factors influencing their performance. In this paper, perovskite solar cell (PSC) based on the mixed ... -
Philosophy of science in the Quran- analysing the diverse approaches on how science can be read in Quran
( Qatar University Young Scientists Center - Qatar University , 2024 , Conference Paper)Describing the scientific findings in Quran is one of the popularised task among all over the Muslims of the world. This come out of the comparison between Quran and science. Quran is not a book of science, but it contains ... -
Pit initiation mechanism of modified martensitic 13Cr stainless steel exposed to CO2 saturated acidic environments at elevated temperatures induced by Ti(C,N) inclusions
( Elsevier , 2024 , Article)The influence of temperature (25, 75, and 150 °C) on the passivation behavior of Modified Martensitic 13Cr Stainless Steel (M13Cr) in CO2 saturated acidic salt brine environments was investigated. The material was found ... -
Polyolefin-Based Smart Self-Healing Composite Coatings Modified with Calcium Carbonate and Sodium Alginate.
( MDPI , 2024 , Article)Corrosion-related damage incurs significant capital costs in many industries. In this study, an anti-corrosive pigment was synthesized by modifying calcium carbonate with sodium alginate (SA), and smart self-healing coatings ... -
Polyvinylpyridine–carbon dots composite-based novel humidity sensor
( Springer , 2023 , Article)This work describes the rational design of thin films based on PVP-modified carbon dots for potential resistive humidity sensing application, prepared via spin coating on ITO substrates. The modified carbon dots were ... -
Potential Lifespan Increase of Membranes used for Wastewater Treatment by Electrocoagulation
( Qatar University Young Scientists Center - Qatar University , 2024 , Conference Paper)Electrocoagulation technology can treat pollutants without the need for coagulants. Coagulation takes place when current is applied and is capable of eliminating small particles. Additionally, electrocoagulation may reduce ... -
The Prominent Roles of Undergraduate Mentors in an Online Near-Peer Mentoring Model
( MDPI , 2023 , Article)This study exemplifies a STEM-based online near-peer mentoring approach, incorporating 56 students (high and middle school mentees) and 16 secondary undergraduates (UG) mentors. The various constructive roles of UG mentors ... -
Promising transparent and flexible thermoelectric modules based on p-type CuI thin films—A review
( Elsevier , 2022 , Article Review)The state-of-the-art thermoelectric technology owns a unique capability of direct, noise-free, and efficient conversion of waste heat into valuable electricity. The conventional thermoelectric generators are complex and ... -
Publisher Correction: A lightweight neural network with multiscale feature enhancement for liver CT segmentation (Scientific Reports, (2022), 12, 1, (14153), 10.1038/s41598-022-16828-6)
( Nature Research , 2022 , Other)[No abstract available]