Digital Commons Network^™

Assessing Indoor Temperature Control Using Different Materials And Designs, Amany G. Micheal Prof.

Architectural Engineering

Controlling indoor temperature in buildings is gaining much importance. This is attributed to the increasing awareness around the world of the mandate reduction in fossil fuel consumption to produce electricity necessary to control temperature inside buildings. This research studies the potential to improve the indoor environment of buildings using different materials either insulators or incorporated inside a building and façade design. The study involves phase changing materials (PCM), thermal insulation materials and façade shading and design. Thermal insulation materials include mineral wool and polystyrene boards, which are the most popular insulators in arid countries. Wood cladding influence on the indoor …

Experimental Investigation On Properties Of Sugarcane Bagasse Fiberboard Manufactured With Different Techniques, Amany G. Micheal Prof., Marianne Nabil Girgis Ass. Prof., Omar Mohasen Khalaf Eng.

Architectural Engineering

Within an ongoing research project investigating the use of sugarcane bagasse (SCB) to develop different building materials, this article adopts an experimental approach to determine the effect of the manufacturing technique on proposed composite fiberboards. Two different prototypes of composite fiberboards are developed using (SCB) as a natural fiber, and different matrices are tested. The epoxy resin and polyester resin are used as the alternative matrices. Fiberboards are proposed to be used as cladding boards or as internal furnishing units material instead of using MDF or HDF that exploit the usage of natural soft or hard wood that is unrecyclable, …

Enhancing The Mechanical Properties Of Green Concrete Blocks Mixture, Amany G. Micheal Prof., Tuka Fahmy El Ghazaly Arch., Rania Rushdy Moussa Dr.

Architectural Engineering

Concrete is a very abundant building material and flexible in construction. Yet cement is the main material used in concrete mixture, which consumed a lot of energy and money. Cement is a very un-eco-friendly material when it comes to production and is a main contributor to global warming. On the other hand, Polymers can be toxic to people, fauna, and flora. In the last century, Egyptian citizens complained that the waste has increased, and the inappropriate waste disposal effect the Egyptian health and quality of life. The alternative is to burn the polymers; however, it will produce toxic emissions that …

Managing Design Changes Through Integrating Concurrent Engineering Into The Architectural Design Process, Ayman Ahmed Ezzat Othman, Mariam Sherif Ali

Architectural Engineering

This research aims to investigate the role of concurrent engineering (CE) towards managing design changes (DCs) during the architectural design process (ADP). To achieve this aim, a mixed research approach combining qualitative and quantitative methods was designed to accomplish four objectives. Firstly, the literature review investigated ADP, causes and impacts of DCs and CE. Secondly, three case studies of construction projects from Finland, China and Indonesia were collected and analysed to validate the identified causes and impacts of DCs and examine the role of CE towards managing DCs during ADP. Thirdly, a survey questionnaire was conducted with a representative sample …

A 4-Dimensional Strategy For Managing Construction Waste Originating During The Design Process Within Architectural Design Firms In Egypt, Ayman Ahmed Ezzat Othman, Aya Said Muawad Saad

Architectural Engineering

This study aims to develop and validate a comprehensive strategy consisting of four dimensions for effectively managing construction waste (CW) arising during the Architectural Design Process (ADP) within Architectural Design Firms (ADFs) in Egypt. To accomplish this aim, a hybrid research approach, integrating qualitative and quantitative methods, was designed to address four specific objectives. Firstly, a thorough literature review was conducted to explore the topics of ADP, CW, Waste Management (WM), as well as national and international Waste Management Strategies (WMS). Secondly, three construction-based case studies from Saudi Arabia, China, and Thailand were gathered and analyzed to investigate the efficacy …

A Strategy For Reducing Construction Waste Generated During The Design Process In Architectural Design Firms In Egypt, Ayman Ahmed Ezzat Othman, Aya Said Saad

Architectural Engineering

Purpose – This paper aims to develop and validate a strategy for reducing construction waste (CW) generated during the design process (DP) in architectural design firms (ADFs) in Egypt. Design/methodology/approach – Qualitative and quantitative research methodology was designed to accomplish four objectives. The literature review investigated DP, CW, waste management (WM) and WM strategies (WMS). Three case studies were analysed to investigate the role of WMS towards reducing CW during DP. A survey questionnaire was conducted with a representative sample of ADFs in Egypt to assess their perception and application of WMS during DP. Lastly, a strategy was developed and …

A Framework For Enhancing Building Maintainability Through Facilitating Early Suppliers’ Involvement In The Design Process, Ayman Ahmed Ezzat Othman, Ahmed Ramadan Kamal

Architectural Engineering

Purpose – The aim of this paper is to develop a framework to enhance building maintainability through facilitating early suppliers’ involvement (ESI) in the design process. Design/methodology/approach – A research methodology consisting of literature review, case studies and survey questionnaire was designed to achieve the above-mentioned aim. Firstly, literature review was used to examine the concepts of building maintenance, maintainability, the design process and ESI. Secondly, three case studies were presented and analysed to investigate the role of ESI towards enhancing building maintainability during the design process. Thirdly, a survey questionnaire was carried out with a representative sample of architectural …

Bim Roles In Enhancing Building Performance In Construction Projects Through Communication Management Case Study: The Grand Egyptian Museum, Ayman Ahmed Ezzat Othman, Hussien Shanawany,, Shaimaa Ali

Architectural Engineering

No abstract provided.

The Mediating Effect Of Financial Literacy On Blockchain Technology Application And Financial Risk: Insight From Ghanaian Professionals Toward Policy Recommendations, Maxwell Okpoti Mensah, Williams Kwasi Peprah [email protected]

Faculty Publications

This study explores the mediating effect of financial literacy on the relationship between blockchain technology application and financial risk among financial institution professionals in Ghana. Utilizing a correlational research design, data were collected from a sample of 336 professionals through a self-constructed Likert-scale questionnaire. The analysis was conducted using path analysis and mediation techniques. The findings reveal that financial literacy had a significant partial mediating effect between blockchain technology application and financial risk, accounting for 26.0% of the total effect. The direct negative effect of blockchain technology applications on financial risk also remained significant, highlighting the independent contribution of blockchain …

From Grain To Malt: Tracking Changes Of Ultra-Low-Gluten Barley Storage Proteins After Malting, Mahya Bahmani, Angéla Juhász, Utpal Bos, Mitchell G. Nye-Wood, Malcolm Blundell, Crispin A. Howitt, Michelle L. Colgrave

Research outputs 2022 to 2026

Barley (Hordeum vulgare L.) is a major cereal crop produced globally. Hordeins, the major storage proteins in barley, can trigger immune responses leading to celiac disease or symptoms associated with food allergy. Here, proteomics approaches were employed to investigate the proteome level changes of grain and malt from the malting barley cultivar, Sloop, and single-, double- and triple hordein-reduced lines. The triple hordein-reduced line is an ultra-low gluten barley cultivar, Kebari®. Using discovery proteomics, 2,688 and 3,034 proteins in the barley and malt samples were detected respectively. Through the application of targeted proteomics, a significant reduction in the quantity …

Mental Health On The Go: Navigating Travel And Travel Eligibility, Fangli Hu, Jun Wen, Weng M. Lim, Haifeng Hou, Wei Wang

Research outputs 2022 to 2026

The 21st century has seen tourists from various source markets significantly impacted by non-communicable diseases, including mental disorders. Yet, research and practice frequently overlook tourists with mental disorders. Building on Buckley’s discussion in the Journal of Travel Research about tourism and mental health, this study examines the travel eligibility of tourists diagnosed with four prevalent mental disorders: major depressive disorder (MDD), generalized anxiety disorder (GAD), schizophrenia, and dementia. We present preliminary recommendations for accommodating these tourists and highlight the urgent need for collaborative efforts between stakeholders in tourism, hospitality, and medicine. © The Author(s) 2023.

Physical Restraint In Older People: A Statement From The Early Career Network Of The International Psychogeriatric Association, Mustafa Atee, Claire V. Burley, Victor A. Ojo, Agboola J. Adigun, Hayoung Lee, Daniel J. Hoyle, Olufisayo Elugbadebo, Tomas Leon

Research outputs 2022 to 2026

The International Psychogeriatric Association (IPA) has expressed significant concerns over the use of physical restraints in older people across diverse aged care settings. Following an extensive analysis of the available literature, the IPA's Early Career Network (ECN) has formulated a collection of evidence-based recommendations aimed at guiding the use of physical restraints within various care contexts and demographic groups. Physical restraints not only infringe upon human rights but also raise significant safety concerns that adversely impact the physical, psychological, social, and functional well-being of older adults. Furthermore, their effectiveness in geriatric settings remains inadequate. Given these considerations, the IPA and …

Unifying Context With Labeled Property Graph: A Pipeline-Based System For Comprehensive Text Representation In Nlp, Ali Hur, Naeem Janjua, Mohiuddin Ahmed

Research outputs 2022 to 2026

Extracting valuable insights from vast amounts of unstructured digital text presents significant challenges across diverse domains. This research addresses this challenge by proposing a novel pipeline-based system that generates domain-agnostic and task-agnostic text representations. The proposed approach leverages labeled property graphs (LPG) to encode contextual information, facilitating the integration of diverse linguistic elements into a unified representation. The proposed system enables efficient graph-based querying and manipulation by addressing the crucial aspect of comprehensive context modeling and fine-grained semantics. The effectiveness of the proposed system is demonstrated through the implementation of NLP components that operate on LPG-based representations. Additionally, the proposed …

Primary School Teachers’ Adaptations For Struggling Writers: Survey Study Of Grade 1 To 6 Teachers In Australia, Anabela Malpique, Deborah Pino-Pasternak, Debora Valcan, Mustafa Asil

Research outputs 2022 to 2026

Two hundred ninety-eight primary teachers (88% female) from across all Australian states and territories reported on the frequency with which they implemented instructional adaptations for struggling writers in their classrooms. They also rated their preparation and self-efficacy for teaching writing. The majority of participating teachers indicated they provided additional instruction on spelling, capitalization and punctuation, and sentence construction at least once a week or more often. Teachers further reported implementing additional minilessons and reteaching strategies and skills, as well as extra instruction on grammar, handwriting, text structure, revising, and planning on a monthly basis or more often. The majority of …

Mhair: A Dataset Of Audio-Image Representations For Multimodal Human Actions, Muhammad Bilal Shaikh, Douglas Chai, Syed M. S. Islam, Naveed Akhtar

Research outputs 2022 to 2026

Audio-image representations for a multimodal human action (MHAiR) dataset contains six different image representations of the audio signals that capture the temporal dynamics of the actions in a very compact and informative way. The dataset was extracted from the audio recordings which were captured from an existing video dataset, i.e., UCF101. Each data sample captured a duration of approximately 10 s long, and the overall dataset was split into 4893 training samples and 1944 testing samples. The resulting feature sequences were then converted into images, which can be used for human action recognition and other related tasks. These images can …

A Critical Review Of Capillary Pressure Behavior And Characterization In Fractional-Wet Reservoirs, Yihang Xiao, Zhenjiang You, Lei Wang, Zhengtong Du

Research outputs 2022 to 2026

Fractional wettability is common in oil and gas reservoirs, resulting in complex fluid distribution and transport phenomena. A precise understanding of capillary pressure behavior and characterization in fractional-wet reservoirs, including the two-phase flow mechanisms within pores and relationship between capillary pressure and saturation in porous media, is significant to enhanced oil recovery strategies. In this paper, an in-depth review of the two-phase flow mechanisms in fractional-wet pores and capillary entry pressures in various displacement processes was conducted. Furthermore, the effects of oil-wet proportion and contact angle on capillary pressure characterization were summarized, highlighting the emergence of similar capillary pressure curves …

Economic Material For Large-Scale H2 Storage And H2-Co2 Separation, Hussein R. Abid, Alireza Keshavarz, Header Jaffer, Basim K. Nile, Stefan Iglauer

Research outputs 2022 to 2026

Hydrogen is a clean fuel that can potentially completely decarbonize the energy supply chain and mitigate global warming. Hydrogen – a highly volatile gas – however, needs to be separated from CO2 during H2 production, and also from cushion gas in H2 geo-storage projects; in addition, large-scale H2 storage is a key obstacle. We thus tested and chemically upgraded common sub-bituminous coal as a material for H2-CO2 separation and H2 storage. The coal adsorbed significant amounts of H2 and CO2 and demonstrated an excellent H2-CO2 separation efficiency if chemically modified. The work presented here thus provides fundamental data required for …

Health Behaviour Profiles In Young Australian Adults In Relation To Physical And Mental Health: The Raine Study, Cecilie Thøgersen-Ntoumani, Daniel F. Gucciardi, Joanne A. Mcveigh, Therese A. O'Sullivan, Manon Dontje, Emmanuel Stamatakis, Peter R. Eastwood, Leon Straker

Research outputs 2022 to 2026

Issues Addressed: We aimed to identify latent health behaviour profiles of young adults and examine their associations with physical and mental health outcomes. We also characterised the profiles by socio-demographic characteristics. Methods: Data were collected between 2012 and 2014. Participants (N = 476) were young adults (M age [SD] = 22.1 [.57] years) from Generation 2 of the Raine Study longitudinal cohort. Health behaviours were measured via ActiGraph GT3X waist monitors (physical activity, sedentary behaviour) and questionnaires (diet quality, alcohol, smoking and sleep). Physical and mental health were measured using clinical health assessments, blood biomarkers, and questionnaires. Latent Profile Analysis …

Hidden And Unacknowledged: The Mental Health And Psychosocial Interventions Delivered By School Nurses In Western Australia, Anita Moyes, Shirley Mcgough, Dianne Wynaden

Research outputs 2022 to 2026

Schools are an important setting for the early identification, assessment and intervention of mental health problems in children and young people. Internationally, many nurses work in schools, but the role of this group with young people experiencing mental health problems has had only limited investigation. This study explored the activities school nurses undertook with young people experiencing mental health problems in Australia. Reporting was guided by the COREQ checklist. Thirty-one nurses participated in a semi-structured interview. Data were analysed using the constant comparative method of analysis as developed by Glaser and Strauss (1967). The findings identified that nurses working in …

Associations Of Vegetable And Potato Intakes With Markers Of Type 2 Diabetes Risk In The Ausdiab Cohort: Supplemental Information, Pratik Pokharel, Lauren C. Blekkenhorst, Catherine P. Bondonno, Kevin Murray, Simone Radavelli-Bagatini, Dianna J. Magliano, Robin M. Daly, Jonathan E. Shaw, Joshua R. Lewis, Jonathan M. Hodgson, Nicola P. Bondonno

Research outputs 2022 to 2026

No abstract provided.

Overview Of Aboriginal And Torres Strait Islander Health Status 2023, Australian Indigenous Healthinfonet

Research outputs 2022 to 2026

The main purpose of the Overview of Aboriginal and Torres Strait Islander health status (Overview) is to provide a comprehensive summary of the most recent indicators of the health and current health status of Australia’s Aboriginal and Torres Strait Islander people. The Overview has been prepared by HealthInfoNet staff as part of our contribution to supporting those who work in the Aboriginal and Torres Strait Islander health sector. The Overview is a key indicator of the HealthInfoNet’s commitment to authentic and engaged knowledge development and exchange.

The initial sections of this Overview provide information about the context of Aboriginal and …

Summary Of Aboriginal And Torres Strait Islander Health Status - Selected Topics 2023, Australian Indigenous Healthinfonet

Research outputs 2022 to 2026

Aboriginal and Torres Strait Islander people have lived on their traditional lands across Australia, including the Torres Strait Islands, for upwards of 50,000 years and their continuity, history and cultural traditions are unrivalled in the world [1,2] . Before colonisation, Aboriginal and Torres Strait Islander people lived in family and community groups, and moved across the land following seasonal changes [1] . Aboriginal and Torres Strait Islander people developed complex societies, trading systems and agricultural activities that were celebrated and recorded in dance, song and stories [2] . The Aboriginal and Torres Strait Islander concept of health is not just …

Opportunities And Challenges Posed By Disruptive And Converging Information Technologies For Australia's Future Defence Capabilities: A Horizon Scan, Pi-Shen Seet, Anton Klarin, Janice Jones, Mike Johnstone, Helen Cripps, Jalleh Sharafizad, Violetta Wilk, David Suter, Tony Marceddo

Research outputs 2022 to 2026

Introduction: The research project's objective was to conduct a comprehensive horizon scan of Network Centric Warfare (NCW) technologies-specifically, Cyber, IoT/IoBT, AI, and Autonomous Systems. Recognised as pivotal force multipliers, these technologies are critical to reshaping the mission, design, structure, and operations of the Australian Defence Force (ADF), aligning with the Department of Defence (Defence)’s offset strategies and ensuring technological advantage, especially in the Indo-Pacific's competitive landscape.

Research process: Employing a two-pronged research approach, the study first leveraged scientometric analysis, utilising informetric mapping software (VOSviewer) to evaluate emerging trends and their implications on defence capabilities. This approach facilitated a broader understanding …

Empowering Pro-Environmental Potential Among Hotel Employees: Insights From Self-Determination Theory, Ataul K. Patwary, S. M. Rasoolimanesh, Mohd H. Hanafiah, Roslizawati C. Aziz, Ahmad E. Mohamed, Muhammad U. Ashraf, Nor R. A. N. Azam

Research outputs 2022 to 2026

Purpose: This research examines the role of green, inclusive leadership, corporate social responsibility, and pro-environmental attitudes on proactive pro-environmental behaviour among hotel employees. It further examines the indirect effects of pro-environmental attitudes between green inclusive leadership, corporate social responsibility, and proactive pro-environmental behaviour, as well as the moderating role of psychological contract breach between pro-environmental attitudes and proactive pro-environmental behaviour.

Design/methodology/approach: The participants of this cross-sectional study were employees in the Malaysian hotel industry, and 374 usable questionnaires were used for data analysis. The data were analysed using Partial Least Squares – Structural Equation Modelling.

Findings: This study found that …

Consequences Of Group-Based Misperceptions Of Climate Concern For Efficacy And Action, Zoe Leviston, Tanvi Nangrani, Samantha K. Stanley, Iain Walker

Research outputs 2022 to 2026

People tend to underestimate others’ environmental values, including when judging the values of minority-status groups. Using a large national sample (N = 5110), we test whether these misperceptions extend to concern about climate change in Australia, and differ depending on immigrant status, ethnicity, and where one is located (i.e., in or outside capital cities). We also examine the consequences of misperceptions for self-efficacy and pro-environmental behaviour. We find personal climate concern is high, but perceptions of others’ concern is lower. Immigrants and Australian-born participants have similarly high concern, but both groups underestimate how concerned immigrants are. Southern-Central-Asian identifiers are the …

Different Methods Of Winning, Losing, And Training In Combat Sports And Their Relationship With Overall Competitive Winningness, Oliver R. Barley, Craig A. Harms

Research outputs 2022 to 2026

This study aimed to investigate how overall competitive winningness in combat sports depended on patterns of victory and loss, as well as training habits. Competitors (N = 280) from several combat sports participated in the study. The online survey included questions on self-reported patterns of victory (and loss), training habits, general demographics (e.g., age), and sport-specific information (e.g., stage of career and competitive style). Overall, it was found across four models that reflected diversity of winningness in combat sports that the most important predictors of competitive winningness were loss by points (negative), loss by submission (negative), loss (negative) or victory …

Editorial - Contemporary Marine Science, Its Utility And Influence On Regulation And Government Policy, Piers Larcombe, Angus Morrison-Saunders, Peter V. Ridd

Research outputs 2022 to 2026

The purpose of this Research Topic is to evaluate the quality of contemporary marine science and to examine relationships between science, regulation and government policy in the marine environment. The quality of marine science matters; not just to advance knowledge on understanding marine ecosystems, but also to guide marine management. ...

Further Development Of The Reflective Practice Questionnaire, Shane L. Rogers, Lon Van Winkle, Nicole Michels, Cherie Lucas, Hassan Ziada, Eduardo J. Da Silva, Amit Jotangia, Sebastian Gabrielsson, Silje Gustafsson, Lynn Priddis

Research outputs 2022 to 2026

Background: This article provides an update of the Reflective Practice Questionnaire (RPQ). The original RPQ consisted of 40-items with 10-sub-scales. In this article, the RPQ is streamlined into a 10-item single reflective practice construct, and a 30-item extended version that includes additional sub-scales of confidence, uncertainty/ stress, and work satisfaction. Methods: A total of 501 university students filled out an online questionnaire that contained the original Reflective Practice Questionnaire, and two general measures of reflection: The Self-Reflection and Insight Scale, and the Rumination-Reflection Questionnaire. Results: Based on factor analysis, the RPQ was streamlined into a brief 10-item version, and an …

Host Organizations' Perceptions To Providing Safe And Inclusive Work-Integrated Learning Programs For Students With Disability, Tanya Lawlis, Tamieka Mawer, Thomas Bevitt, Tom Arthur, Lesley Andrew, Ruth Wallace, Ros Sambell, Amanda Devine

Research outputs 2022 to 2026

Inclusive work-integrated learning (WIL) requires collaboration between universities, host organizations and students, particularly, when designing and delivering WIL for students with disabilities. Host organizations, however, are not often included in the collaborations. This study explored host organization knowledge, capacity and challenges to providing WIL experiences for students with disability. A case study multi-method approach comprising an online survey and focus groups was undertaken. Host organizations, represented by supervisors, providing WIL to students enrolled in health courses at two Australian higher education institutions participated. The perceived need for student disclosure, office building limitations, and host organization limited knowledge of WIL expectations, …

Best Practice Recommendations For Coaching Gymnasts To Avoid Burnout And Reframe Performance Anxiety, Clare A. Mccall

Theses: Doctorates and Masters

Gymnastics is deemed a psychologically demanding sport, with associated risk factors of burnout and performance anxiety. To date, relatively little research has explored the specific goal and perfectionistic processes of gymnasts, despite these risks. This body of work identified the specific goal-related constructs and perfectionistic orientation of young athletes and examined how these associated with burnout and performance anxiety. It comprised of two studies with a mixed methods design. The first study aimed to systematically review literature investigating how goal-related constructs and perfectionism associate with burnout and performance anxiety in young athletes. This review focused on summer and winter Olympic …