Research Units: Recent submissions
Now showing items 1-20 of 4726
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Identification of potential natural inhibitors of the receptor-binding domain of the SARS-CoV-2 spike protein using a computational docking approach
( HBKU Press , 2021 , Article)Background: The novel severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is the only zoonotic-origin CoV to reach the pandemic stage, to which neither an effective vaccine nor a specific therapy is available. The ... -
Characterizing the effective reproduction number during the COVID-19 pandemic: Insights from Qatar's experience
( Edinburgh University Global Health Society , 2022 , Article)Background The effective reproduction number, Rt, is a tool to track and understand pandemic dynamics. This investigation of Rt estimations was conducted to guide the national COVID-19 response in Qatar, from the onset of ... -
Smoking induced salivary microbiome dysbiosis and is correlated with lipid biomarkers
( Springer Nature , 2024 , Article)Background: The oral microbiome plays an essential role in maintaining oral homeostasis and health; smoking significantly affects it, leading to microbial dysbiosis. The study aims to investigate changes in the oral ... -
Teachers’ perceptions of the barriers to STEM teaching in Qatar’s secondary schools: a structural equation modeling analysis
( Frontiers Media , 2024 , Article)Introduction: Educators play a pivotal role in shaping students’ academic achievements, particularly in STEM (science, technology, engineering, and mathematics) fields. The instructional techniques employed by teachers ... -
The tale of an endemic shrimp’s exceptional osmoregulation and the ancient Athalassic mangrove oasis
( Springer Nature , 2024 , Article)The hyperarid mangrove in the Middle East is characterised by the absence of rivers or freshwater inputs and is one of the most extreme settings of this ecosystem on Earth. Endemic to Qatar’s hyperarid mangroves, a Palaemon ... -
Relocation of intersection crosswalks to nearby mid-block locations: Simulation-based performance evaluation
( Jordan University of Science and Technology , 2021 , Article)This study explores the performance of an alternative crosswalk design, where crosswalks are removed from the intersections and placed at nearby mid-block to reduce conflicts between turning vehicles and pedestrians. Several ... -
Exploring the traveler’s intentions to use public transport during the covid-19 pandemic while complying with precautionary measures
( Multidisciplinary Digital Publishing Institute (MDPI) , 2021 , Article)Public transport use has drastically declined during the COVID-19 pandemic because the virus spreads through close contact with infected people and contaminated surfaces, especially in closed-environments. Evidence suggests ... -
Extraction and Evaluation of Lineaments From DEMs Generated from Different Bands of Microwave Data and Optical Data: A Case Study for Jahazpur Area, Bhilwara, India
( CRC Press , 2023 , Book chapter)This study extracts and examines lineaments from microwave and optical remote sensing data. The study discusses two DEMs of the Jahazpur area, Bhilwara, India, generated from C-band microwave data of Sentinel-1A and L-band ... -
Structural equation modeling of public transport use with COVID-19 precautions: An extension of the norm activation model
( Elsevier , 2021 , Article)This study aims to identify the travelers’ attitudes and preferences towards the use of public transport during COVID-19 through the Norm-Activation Model (NAM). A questionnaire survey was designed to assess the traveler’s ... -
Diagenetic Alterations of the Outcropped Lower Triassic Mahil Formation (KS-1 Khuff-Equivalent) in the Oman Mountains, North Oman
( Springer Nature , 2023 , Conference Paper)The Lower Triassic Mahil Formation in North Oman is the outcrop time-equivalents to the hydrocarbon-bearing reservoir, Upper Khuff Formation (referred to as KS-1 cycle). The studied sections of the KS-1 cycle in the ... -
Reconstruction of Compressed Hyperspectral Image Using SqueezeNet Coupled Dense Attentional Net
( MDPI AG , 2023 , Article)This study addresses image denoising alongside the compression and reconstruction of hyperspectral images (HSIs) using deep learning techniques, since the research community is striving to produce effective results to ... -
Influence of COVID-19 mobility-restricting policies on individual travel behavior in Malaysia
( Multidisciplinary Digital Publishing Institute (MDPI) , 2021 , Article)The COVID-19 pandemic has resulted in new postpandemic travel patterns as a result of the stay-at-home policies and restricted movement orders imposed by the Malaysian government. The purpose of this study was to investigate ... -
Empirical evaluation of change in crash risk due to lane marking reallocation: A case study in Kochi City, Japan
( Elsevier , 2023 , Article)Lane markings are considered an essential component of a road system. As highlighted in previous studies, they are directly linked to efficiency and safety. The rearrangement or reallocation of lane markings can be an ... -
Exploring driver behaviors during tailgating situations: a driving simulator study
( Elsevier , 2023 , Conference Paper)The characteristics of drivers vary from one individual to another and one culture to another, leading to distinct driving behaviors exhibited by different drivers. This study aims to explore drivers’ car-following behaviors ... -
Safety assessment of on-road cycling lanes: A comparative study of different layouts using driving simulator
( Elsevier , 2024 , Article)Over the past few decades, a growing attention has been directed toward cycling due to its positive impacts on social, economic, and health aspects. Various countries are adopting and implementing strategies to promote ... -
Investigating a university library building evacuation in Pakistan during a semi-announced fire drill
( John Wiley & Sons , 2022 , Article)Evacuation models represent one of the main tools used to assess building fire safety. Existing evacuation models are based on data from evacuation drills in western and developed countries, while there is a need for data ... -
Signal-Free Corridor Development and Their Impact on Pedestrians: Insights from Expert and Public Surveys
( Multidisciplinary Digital Publishing Institute (MDPI) , 2023 , Article)Increasing vehicular demand has compelled decision makers to turn urban roads into signal-free corridors (SFCs) in Lahore. These corridors aim at prioritizing car flow over other modes and consist of various car-centric ... -
A comparative study on carbon neutral hydrogen carrier production: Formic acid from CO2 vs. ammonia
( Elsevier Ltd , 2024 , Other)Hydrogen (H2) is increasingly recognized as a key player in the journey towards carbon neutrality, with ammonia (NH3) and formic acid (FA) emerging as significant hydrogen vectors. This review highlights advancements in ... -
Role of genetics in eleven of the most common autoimmune diseases in the post genome-wide association studies era
( Verduci Editore s.r.l , 2023 , Article)Autoimmune diseases (ADs) are common conditions in which an individual’s immune system reacts against its healthy cells. This condition is a common cause of morbidity and mortality, with an estimated prevalence ranging ... -
Targeted and suspect screening of contaminants in coastal water and sediment samples in Qatar
( Elsevier B.V. , 2021 , Article)In recent years, high resolution mass spectrometry (HRMS) combined with separation techniques has allowed comprehensive analysis of contaminants of emerging concern (CECs) as well as their metabolites and transformation ...