Digital Commons Network^™

Check-In To Sustainability: A Comparative Study Of Green Human Resource Management Practices In Emerging And Established Hotels, Abdul Razak Suleman, Mehran Nejati, Janice Redmond, Azadeh Shafaei

Research outputs 2022 to 2026

Purpose – This study draws on the Natural Resource-Based View (NRBV) to investigate the drivers, implementation and challenges of Green Human Resource Management (Green HRM) practices in Ghana's star-rated hotels. It also examines how these initiatives contribute to achieving relevant Sustainable Development Goals (SDGs). Design/methodology/approach – A qualitative research approach was adopted, involving in-depth interviews with twelve managerial employees purposively sampled from both emerging (1–2 star) and established (3–5 star) hotels in Ghana. Data were thematically analysed to uncover key patterns. Findings – The findings reveal that Green HRM adoption across star-rated hotels in Ghana is driven by a mix …

Embodied Tales Of Older Women And Their Relationship With Movement And Their Younger, Present And Future Selves, Valeria Varea, Robyne Garrett, Alfonso García-Monge, Gustavo González-Calvo

Research outputs 2022 to 2026

Ageing has been often seen as negative in Western cultures. Older bodies are frequently associated with decline, loss, dependency, illness and increasing incompetence. Significantly, this ‘decline model’ of ageing tends to ignore the diverse lived experiences of older adults. This paper draws on the theoretical concepts of embodiment and affect to explore the embodied experiences of a group of 17 older women, focussing on their relationship with movement and with their younger, present and future selves. We used a narrative analysis approach and creative nonfiction to represent the data. The findings are presented in composite narratives in the form of …

Employer Perspectives On Professional Identity And Its Role In Graduate Recruitment, Denise Jackson, Michael Tomlinson

Research outputs 2022 to 2026

Practice and theory on graduate employability continues to recognise the importance of professional identity (PI) as a key determinant of individuals perceived and realised worth in the labour market. However, studies are predominantly from student, graduate and academic perspectives with little exploration of employers’ perceptions on PI and its importance for graduates’ acculturation into practice and workplace outcomes. Accordingly, we explored employer perspectives on what PI means and what it signals during graduate recruitment. Using closed and open response questions, we gathered survey data from 339 employers closely involved in recruiting, developing, supervising and performance managing graduates in Australia. We …

Fall Prevention Strategies And Fall-Related Outcome Measures Used For Inpatients In Mental Health Settings: A Scoping Review, Min Zhang, Gideon Di Ji, Irene Ngune, Khairul Dzakirin Bin Rusli, Maggie Zgambo, Rosemary Saunders, Seng Giap Marcus Ang

Research outputs 2022 to 2026

Introduction Patients in mental health settings are at risk of falling and sustaining injury due to the unique risk factors related to their mental illness and its accompanied treatment. Objective To examine the literature on the fall prevention strategies used, and fall-related outcome measures reported for inpatients in mental health settings. Methods A literature search was conducted using Medline, CINAHL, PsycINFO, Web of Science, Scopus and sources from the Grey Literatures. Peer-reviewed research studies that examined fall prevention strategies for inpatients in mental health settings were included. The fall prevention strategies and fall-related outcome measures were extracted and grouped using …

Gut Microbial Composition And Short-Chain Fatty Acid Metabolism In Cognitively Unimpaired Adults Stratified By Amyloid-Β Status, D. M.Sithara Dissanayaka, Thilini N. Jayasinghe, Hamid R. Sohrabi, Stephanie R. Rainey-Smith, Kevin Taddei, Colin L. Masters, Ralph N. Martins, W. M.A.D.Binosha Fernando

Research outputs 2022 to 2026

Short-chain fatty acids (SCFAs) produced by gut microbial fermentation influence host metabolism and neuroinflammatory processes implicated in Alzheimer’s disease (AD). However, the relationship between fecal SCFAs, microbial taxa, and cerebral amyloid-β (Aβ) burden in cognitively unimpaired individuals remains unclear. Fecal SCFAs were quantified using GC-MS, and microbial species were profiled by shotgun metagenomics in 87 participants. Associations between SCFAs, demographics, APOE ε4 status, and Aβ burden were tested using nonparametric statistics and multivariable regression. Microbial–SCFA links were evaluated using Spearman correlations and multivariate ordinations, with mediation analysis exploring potential indirect pathways. Acetate was the predominant SCFA and demonstrated the most …

Love Letters To The Self: Building Heart Skills Through Positive Autoethnography, Madalena Grobbelaar, Elizabeth Reid Boyd

Research outputs 2022 to 2026

This article is an enquiry between two educators, one from social science and the other from counselling psychology, exploring how Positive Autoethnography can be applied in both teaching and therapeutic contexts. An exploration by co-founders of #Love@ECU, a research initiative at Edith Cowan University (ECU) in Western Australia, the piece investigates the intersection of emotional learning and educational practice through the emerging framework of Heart Skills, an original format currently used in teaching interpersonal skills at ECU. It integrates personal narrative, embodied experience and emotional insight to consider how student growth and resilience can be cultivated. Central to this exploration …

Predictors Of Quality Of Family Planning Counselling In Ethiopia: Multilevel Analysis Of The Spa Survey 2021/22, Kalayu Brhane Mruts, Tesfay Brhane Gebremariam, Amanuel Tesfay Gebremedhin

Research outputs 2022 to 2026

Background: High-quality family planning (FP) counselling is essential for informed contraceptive choice, reducing discontinuation, and improving reproductive health. However, many women in sub-Saharan Africa continue to face barriers. This study examined client-, provider-, and facility-level determinants of FP counselling quality in Ethiopia using nationally representative, multi-source data. Methods: We analysed data from the 2021/22 Ethiopia Service Provision Assessment, including 2,224 women who received or were prescribed injectables, pills, or implants. Counselling quality was assessed using a 15-item checklist derived from direct observations and client exit interviews. Multilevel ordinal logistic regression was applied to identify predictors at the client-, provider-, and …

Psychological Needs And Wellbeing In Community Music Education For Young People Experiencing Challenging Life Circumstances, Jason Goopy, Stephanie Macarthur

Research outputs 2022 to 2026

Improving the wellbeing of young people is an international priority. Community music education programs (CMEPs) are increasingly recognized as an empowering environment for participants to learn healthy life strategies in addition to music. This qualitative case study used the theoretical lens of Self-Determination Theory (SDT) to investigate how a CMEP in regional Australia satisfied the psychological needs and enhanced the wellbeing of adolescents and young adults experiencing challenging life circumstances. The CMEP offered free afternoon programs where learning music, particularly songwriting, was used as a transformative resource to engage youth in formal life education. Entry to the program was available …

Rapid Decentralized Prostate Cancer Risk Stratification By Portable Liquid Biopsy Analysis Within A Clinical Biosensor Validation Framework, Kevin M. Koo, Grant Phillips, Sriganesh Srihari, Áine Farrell, Binny Jaradi, Kira J. Fitzpatrick, John W. Yaxley, Hemamali Samaratunga, Paul N. Mainwaring, Ke-Lin Ru, Darren J. Korbie, Scott A. Tomlins, Matthew J. Roberts, Robert A. Gardiner, Matt Trau

Research outputs 2022 to 2026

Clinical liquid biopsy (e.g., blood or urine) specimens, as a minimally invasive source of crucial molecular information, continue to grow in importance for efficacious targeted cancer treatment. Yet, current molecular profiling technologies are still confined to centralized laboratory testing, which escalates testing costs, result turnaround time, and patient anxiety. Crucially, there is also a scarcity of purposeful clinical validation studies to rigorously evaluate emerging liquid biopsy technologies from research settings to facilitate clinical translation. Here, we report liquid biopsy biosensor advancements in achieving rapid, accurate, and decentralized molecular profiling of a clinically accredited prostate cancer (PCa) urinary circulating RNA biomarker …

Success Factors For Effective Workplace Bullying Interventions: A Scoping Review, Kate Blackwood, Azadeh Shafaei, Tim Bentley, Maryam Omari, Dayna Fawkes

Research outputs 2022 to 2026

Purpose – The study aimed to comprehensively review the existing evaluated interventions on preventing workplace bullying and provide recommendations on the success factors for designing effective workplace bullying interventions. Design/methodology/approach – We used a scoping review framework (PRISMA-ScR) to explore, identify and shortlist a range of articles evaluating workplace bullying interventions. Specifically, this review examined the content and relative effectiveness of workplace bullying interventions related to their design and implementation. Findings – The study has found that no one specific intervention type consistently produced the desired outcome. However, interventions that are multifaceted, multi-level, focused on the organisational level, owned by …

User Experience In Virtual Self-Disclosure: Appraising Natural, Urban, And Artificial Vr Environments, Shane L. Rogers, Tasha Canes, Alexis Pallister

Research outputs 2022 to 2026

Featured Application: This study informs the design of virtual environments for therapeutic and emotionally meaningful conversations delivered through VR platforms. The findings show that nature-themed environments, particularly virtual blue spaces, can enhance users’ comfort and calmness when disclosing personal experiences. These results can guide developers of VR counselling systems, digital mental-health tools, and conversational-agent platforms in selecting or tailoring virtual environments that promote psychological safety and ease of communication. Virtual reality (VR) offers new opportunities for delivering psychologically meaningful conversations in digitally mediated settings. This study examined how environmental designs influence user experience during emotionally relevant self-disclosure. Fifty university students …

Antecedents Of Employee Service Innovation Behaviour Through The Resource-Based View, Ataul Karim Patwary, Md Sazzad Hossain, S. Mostafa Rasoolimanesh, T. Ramayah

Research outputs 2022 to 2026

This study applies the Resource-Based View (RBV) to explore how strategic, tactical, and internal green marketing orientations foster employee service innovation behaviour in the hospitality sector. It examines green trust and responsibility feelings as key internal resources and investigates their mediating roles. Using PLS-SEM analysis on 778 responses from Malaysian hotel employees, the findings indicate that internal green marketing orientation significantly enhances green trust and responsibility feelings, which, in turn, positively influence employee service innovation behaviour. By integrating psychological constructs into RBV, this research offers new insights into the role of green marketing in driving organizational sustainability. However, the study …

Brilliant Little Things: Drama-Based Mindfulness To Support Pre-Service Teacher Wellbeing, Christina C. Gray, John O’Rourke

Research outputs 2022 to 2026

Wellbeing is increasingly recognised as a critical concern in teacher education, yet pre-service teachers remain vulnerable to stress, burnout, and early attrition. This study examines Brilliant Little Things, an arts-based wellbeing initiative embedded within a drama education program. Using a phenomenological approach, the research draws on interviews, reflective journals, group chat posts, photographs, and artwork to explore how drama-based mindfulness practices can support the wellbeing of drama educators. Findings reveal how the production fostered reflection, connection, and emotional insight, offering a space for mindfulness and community. Narratives highlight the value of creative, relational pedagogies in strengthening resilience. This research contributes …

Covert Performance Of Star-Ris Aided Thz Communication System With Rsma And Phase Errors, Xiangbin Yu, Yue Zhou, Shihao Yan, Yun Rui, Xiaoyu Dang, Chau Yuen, Mohsen Guizani

Research outputs 2022 to 2026

In this paper, the covert performance of the simultaneous transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) aided Terahertz (THz) communication systems with rate-splitting multiple access (RSMA) over the generalized α-μ fading channel is studied, where the discrete phase error and noise power uncertainty are considered. By means of the Gaussian approximation and Gamma distribution, the closed-form outage probability (OP) of the legitimate users is firstly derived. Then, the covert performance of the system is analyzed, and average detection error probability (ADEP) is deduced for the warden, and resultant closed-form ADEP is obtained. By minimizing the ADEP, the optimal detection threshold …

Covert Transmission For Active Ris-Aided Full-Duplex Uav Integrated Sensing, Communication, And Computation Systems, Qi Zhang, Wei Gao, Chuan Liu, Yu Yao, Shihao Yan, Feng Shu, Shi Jin

Research outputs 2022 to 2026

Next-generation wireless network should accomplish integrated sensing, communication, and computation (ISCC) capabilities. This paper proposes a novel covert transmission scheme based on active reconfigurable intelligent surface (RIS)-enabled full-duplex (FD) unmanned aerial vehicle (UAV)-ISCC framework, where the multi-functional UAV realizes simultaneous target sensing and uplink (UL) covert communication, as well as performing edge computing (EC) for users. To maximize the minimum covert transmission rate (CTR) among all UL users, UAV transmit beamforming and trajectory, RIS weights, power allocation and signal processing in a FD UL transmission system are jointly devised. To tackle the intractable non-convex problem, we leverage second order cone …

Design Of Artificial Interference Signal Waveforms For Covert Communication Aided By Multiple Friendly Nodes, Xuyang Zhao, Wei Guo, Yongchao Wang, Shihao Yan

Research outputs 2022 to 2026

In this work, we consider a covert communication scenario with multiple friendly interference nodes. The goal is to hide a legitimate communication link from a transmitter to a receiver under a warden’s surveillance. Firstly, we propose a novel strategy for generating artificial noise (AN) signals and formulate a corresponding design problem, aiming to minimize the adverse effects of AN on the legitimate receiver while enhancing communication covertness. Specifically, we optimize the basis matrix for AN signal space using statistical information of the involved channel coefficients, when precise channel state information are unavailable. Secondly, we analyze the geometric structure of the …

Integrating Environmental Awareness In Underwater Acoustic Networks: A Comprehensive Review, Sadaf Vahabli, Iftekhar Ahmad, Quoc Viet Phung, Daryoush Habibi, Walid K. Hasan, Ruba Zaheer

Research outputs 2022 to 2026

Underwater Acoustic Networks (UANs) are critical for enabling long-range underwater communication, supporting a wide range of applications, such as environmental monitoring, resource exploration, disaster prevention and marine security. Unfortunately, UANs operate within a limited acoustic spectrum, where these spectrums often overlap with those used by marine animals for communication, navigation and foraging. Additionally, anthropogenic noise from industrial activities contributes to acoustic pollution, intensifying this problem. This frequency overlap poses significant risks to marine life. Therefore, this review highlights the urgent need to develop environmentally aware UANs that minimize harmful acoustic interference with marine mammals, fish and invertebrates. Further, it focuses …

Limited Site-Specific Blue Carbon Recovery Following Tropical Seagrass Restoration In Thailand, Ratchanee Kaewsrikhaw, Milica Stankovic, Pere Masqué, Mathew A. Vanderklift, Tipamat Upanoi, Anchana Prathep

Research outputs 2022 to 2026

Seagrass restoration is gaining popularity as a nature-based method for climate change mitigation, owing to its effectiveness in capturing and storing organic carbon (Corg). However, demonstrating blue carbon additionality — defined as a measurable increase in carbon stocks directly attributable to restoration activities — remains challenging. This research assessed sedimentary Corg stocks and carbon accumulation rates in restored tropical seagrass meadows throughout Thailand. Despite successful restoration at multiple sites, sediment analysis showed little Corg accumulation, low Corg and organic matter content, with non-significant differences among restored seagrass areas, patchy natural meadows, and nearby bare sand areas. Limited sediment accumulation was …

Sensing-Then-Beamforming: Robust Transmission Design For Ris-Empowered Integrated Sensing And Covert Communication, Xingyu Zhao, Min Li, Ming Min Zhao, Shihao Yan, Min Jian Zhao

Research outputs 2022 to 2026

Traditional covert communication often relies on the knowledge of the warden's channel state information, which is inherently challenging to obtain due to the non-cooperative nature and potential mobility of the warden. The integration of sensing and communication technology provides a promising solution by enabling the legitimate transmitter to sense and track the warden, thereby enhancing transmission covertness. In this paper, we develop a framework for sensing-then-beamforming in reconfigurable intelligent surface (RIS)-empowered integrated sensing and covert communication (ISACC) systems, where the transmitter (Alice) estimates and tracks the mobile aerial warden's channel using sensing echo signals while simultaneously sending covert information to …

Airway Management In Emergency Department Thoracotomy: A Narrative Review, Aaron J Lacy, Adam Liebendorfer, Sarah M Guess, Rami S Al-Aref, Anthony P Kronfli, Rachel E Armstrong, Amelia W Maiga, Alexander Bracey, Ryan N Barnicle

2020-Current year OA Pubs

INTRODUCTION: Emergency department thoracotomy (EDT) is a high-risk, life-saving intervention for patients in traumatic cardiac arrest. A critical component of EDT is airway management, typically performed by emergency physicians, yet formal guidance regarding optimal strategies remains limited. Airway management in this setting is uniquely complex due to concurrent anatomic injury, physiologic instability, and the procedural demands of thoracotomy.

DISCUSSION: Endotracheal intubation (ETI) during EDT presents multiple challenges. Anatomic difficulties may arise from facial or cervical trauma, restricted positioning, and the presence of cervical collars. Cognitive load is heightened by the chaotic, multidisciplinary environment, requiring strategies such as pre-briefing, checklists, and …

How I Cook With No Kitchen: An Investigation Of How #Microapartment Kitchens Are Depicted On Tiktok, Joelie Mandzufas, Karen Lombardi, Dorian Winter, Sarah Foster, Siobhan Hickling, Gina S.A. Trapp

Research outputs 2022 to 2026

Background: Physical constraints of small apartment kitchens and the influence of the surrounding community food environment may impact food practices of apartment residents. Social media portrayal of these features may influence public perception of apartment living. Aim: This project aimed to describe the public depiction of small apartment kitchen and cooking facilities. Methods: Content analysis of TikTok videos posted with small apartment-related hashtags was determined the portrayal of kitchen facilities, residents’ food practices, and hypothesised barriers to healthy cooking and eating practices. Current residents of small apartments compared these video depictions to their own experience. Results: We found TikTok videos …

Leveraging Consumer Socialisation Agents To Increase Indigenous Student Participation In Higher Education, Melissa Fong-Emmerson, Braden Hill, Claire Lambert, Maria M. Ryan, Rebekah Dougan

Research outputs 2022 to 2026

Purpose – Socialisation agents, including family, peers, Elders, teachers, mass media and community networks, significantly influence students’ decisions to pursue higher education (HE). This paper aims to further explore how these agents, within the framework of consumer socialisation theory, act as influential forces at the early stages of the decision-making process, shaping perceptions and providing motivation for Indigenous students’ educational choices. Design/methodology/approach – A three-phase narrative inquiry method was used, including autobiographical accounts from students, yarning sessions with peers and one-on-one interviews. This participatory approach centred Indigenous knowledges to inform culturally responsive social marketing strategies. Findings – The study identified …

Metaverse And Artificial Intelligence As Web 4.0: The Next Generation Of The Internet, Anton Klarin, Elena Gorenskaia, Qijie Xiao, Pi-Shen Seet

Research outputs 2022 to 2026

This study utilizes systems thinking to explore and entwine an evolving metaverse scholarship to a relatively underexplored phenomenon of Web 4.0. We adopt a soft systems thinking framework to guide the interpretation of complex and evolving metaverse scholarship, using bibliometric mapping of 5587 publications sourced from Scopus. Using systems thinking, we synthesize these clusters into the following four thematic areas: (i) business and society implications, (ii) optimization, (iii) integration with other technologies and (iv) metaverse education. Drawing on the largest-to-date review of the metaverse as well as a systematic review of Web 4.0 literature, we propose a novel conceptualization of …

Parents’ Utilisation Of The Literacy-Based Text Message Program Kindytxt, Amanda Binns

Research outputs 2022 to 2026

Text messaging programs have emerged as effective tools for enhancing parental engagement in children’s home-based literacy development, as substantiated by a growing body of research. This paper presents findings from a doctoral study that examined parental experiences and perceptions of a literacy-based text messaging program, with particular emphasis on how such initiatives inform and shape literacy practices in families with kindergarten-aged children. Rooted in the frameworks of social constructivism and interpretivism, the research privileges participants’ unique perspectives to explore the varied meanings parents construct around their use of the Kindytxt program. The study was theoretically informed by Vygotsky’s sociocultural theory, …

A Group Motivational Intervention To Support Motivation For Physical Activity Among Adults In Residential Treatment For Substance Use Disorders: A Series Of N-Of-1 Studies, Sascha Thal, Nikos Ntoumanis, Stephen Bright, Bronwyn Myers, Dominika Kwasnicka, Peter Verboon, James Clarke, Eleanor Quested

Research outputs 2022 to 2026

Objective: Physical activity (PA) may offer health benefits for individuals undergoing substance use disorder (SUD) treatment, yet relapse, comorbidities, and motivational challenges often hinder PA maintenance. This study assessed the impact of a motivational intervention aimed at increasing PA motivation and maintenance in a residential SUD treatment setting. Methods and Measures: This non-concurrent multiple-baseline N-of-1 study consisted of a six-week baseline and a ten-week intervention period. The study was conducted with 17 participants from a male-only residential SUD treatment facility in Perth, Australia. Seven participants provided sufficient data for statistical analysis. Participants received ten weekly sessions of a motivational face-to-face …

Security And Energy-Efficiency In Federated Learning, Priyesh Ranjan

Doctoral Dissertations

Federated Learning (FL), which facilitates collaborative model training and protects users' privacy, has drawn great interest from the research community. With FL, the participants train their models on local data and submit the corresponding updates for aggregation to a server. While concealing the participants' identities, FL may attract adversaries aiming to hamper the underlying model. These adversaries aim to submit malicious weight updates that corrupt the performance of the server model. Further, these models when communicated to the participating clients extend the behavior which is undesirable. Additionally, FL suffers from increased energy consumption at the edge device level due to …

Trust-Aware Algorithms For Stackelberg Ground Vehicle Routing, Doris Evelyn Meredith Brown

Doctoral Dissertations

Despite decades of research focused on reducing ground vehicle traffic congestion, urban traffic networks worldwide continue to experience traffic flows that lead to increased network travel times, largely resulting from the routing decisions of individual vehicles. To address this challenge, this work leverages a Stackelberg game framework to model the interaction between a vehicle agent and a routing authority as a leader–follower game, in which the routing authority proposes routing interventions to which the agent responds. This research contributes to existing traffic mitigation literature by exploring the role of trust in route decision-making and providing trust-aware algorithms that influence vehicle …

Architecting A Complex Adaptive System Model For Selecting Policies To Reduce Kidney Discard, Lirim Ashiku

Doctoral Dissertations

"The kidney allocation system is a complex, evolving system involving multiple heterogeneous agents. Each agent exhibits emergent behavior that may not fully align with the complex system goals. Therefore, there is a need for a transdisciplinary systems approach to visualize the interdependency among agents and understand the dominant patterns that shape the kidney allocation system.

First, this research presented an incremental hierarchical system engineering approach in identifying the agents’ needs and behaviors toward the complex systems’ goal of maximizing deceased donor kidney utilization and reducing kidney discard. The hierarchical systems approach linked with model-based system engineering aided in eliciting agents’ …

Accelerating Circular Economy Transition For A Sustainable Built Environment: A Systems-Based Framework, Radwa Walid Yassin Eissa

Doctoral Dissertations

"The Circular Economy (CE) has gained momentum as a transformative framework for steering the construction value chain towards greater sustainability. However, this transition requires shifts in production and consumption patterns, adoption of circular business models, and the replacement of linear practices. Despite growing interest, CE adoption in construction faces persistent challenges, including sectoral fragmentation, lack of integrated governance frameworks, and limited coordination among stakeholders. This dissertation aims to accelerate the CE transition in the built environment through a multi-scale, interdisciplinary approach spanning five modules: (1) Module 1 develops a construction value chain-structured portfolio of CE strategies and assesses their implementation; …

Analytical And Empirical Data-Driven Risk-Governance Design Across The Different Phases: Creating Informed Policy Adjustments For The Transportation Project Lifecycle, Mariam A. Elazhary

Doctoral Dissertations

"Transportation infrastructure is a critical foundation for economic productivity, yet agencies still face challenges in translating the expanding transportation datasets into defensible, phase-specific risk-governance tools. This dissertation addresses this gap by developing analytical and empirical, data-driven approaches to support risk governance across the transportation project lifecycle. Module 1 uses a panel model with bid-letting data to examine how out-of-state contractor participation affects pre-award competition and to derive entry-governance rules. Module 2 analyzes nonfatal injury data through iterative multiple linear regression and fatality data through association-rule change mining to identify multi-factor safety-risk configurations and develop adaptive safety-governance provisions. Module 3 develops …