Digital Commons Network^™

Internal Tendon Damage Monitoring Technology Of Prestressed Concrete Bridge Using Acoustic Emission Method, Dong-Woo Seo, Sangki Park, Jaehwan Kim, Ki-Tae Park

International Conference on Durability of Concrete Structures

Various non-destructive testing techniques are being applied for tendon maintenance and safety management of prestressed concrete (PSC) bridges, which became a social issue after the rupture of the external tension member of the Jeongneungcheon Viaduct in Seoul in 2016. Acoustic emission (AE) is one of the most effective non-destructive evaluation (NDE) methods for structural health monitoring (SHM) of large-scale infrastructure. It enables real-time monitoring of concrete cracks and damage to embedded rebar without causing structural failure. It is particularly suitable for detecting cracks in the tendons of PSC bridges. PSC bridges are structurally categorised into internal and external tendon systems …

An Architecture Ph-Unet-Mask Based On Multi-Task Joint Learning: Exploration In Real-Time Segmentation Of Concrete Corrosion, Xu Miao, Yuxi Zhao

International Conference on Durability of Concrete Structures

Pixel-level segmentation of corrosion-induced damage in underground reinforced concrete (RC) structures is crucial for structural health monitoring but remains challenging due to complex backgrounds and the need for real-time models suitable for on-site inspections. To address these limitations, this paper introduces PH-UNet-Mask, a lightweight multi-task deep learning architecture designed for robust damage segmentation in challenging underground environments. The proposed model integrates Haar wavelet downsampling (HWD) within its encoder to preserve crucial edge details and employs a Parallel Channel-Spatial Attention (PCSA) module to adaptively refine feature representation by explicitly modelling spatial-channel dependencies. A key innovation is a multi-task joint learning framework …

Life Cycle Assessment Of Semi-Submerged Offshore Wind Turbines’ Foundation Materials: Concrete Versus Steel, Isabel C L Castellanos, Andrew Whyte, Stephen M. Urquhart

International Conference on Durability of Concrete Structures

The offshore wind-generation energy sector in Australia has been growing steadily in lieu of non-renewable energy sources, towards addressing national calls for greenhouse gas emission reductions. However, the industry in Australia is still somewhat fledgling, hence localised studies on environmental impact are scarce. In this context, the work here analyses greenhouse gas emissions by comparing like-for-like steel versus concrete materials as the main components in the foundation element of an offshore wind turbine throughout its lifecycle, using an adapted Life Cycle Assessment (LCA) method. This paper details a cradle-to-cradle LCA of the two alternative specifications for semi-submerged foundations supporting a …

Impact Of Systematic Classification And Identification Of Treatment Methods Of Mine Tailings On Concrete Durability, Berika Ceren Cihan Yilmaz, Ceren Ince, Demetrios M. Cotsovos, Richard James Ball

International Conference on Durability of Concrete Structures

The rapid increase in mine tailings generation poses significant environmental challenges, with current disposal methods often unsustainable and leading to catastrophic failures such as tailing pond collapses or toxic slurry spills, resulting in fatalities and severe environmental damage. The urgency for sustainable construction materials is clear, particularly as the global focus shifts toward net-zero emissions and circular economies. Concrete, a primary construction material, traditionally depends on natural resources, making it imperative to explore alternatives that reduce environmental impacts. Mine tailings, with their rich elemental and oxide composition, present a promising option for partial replacement in concrete. Despite this potential, the …

Use Fibre Optic Sensor Systems For Structural Integrity Monitoring In Ageing Sewer Concrete Structures And Pipelines, Matthas Fabian, Joanna Coote, Richard Harry Scott, Heriberto Bustamante, Tong Sun, Kenneth Thomas Victor Grattan

International Conference on Durability of Concrete Structures

Fibre Bragg Gratings (FBGs) form the basis of a valuable class of sensors that have a number of applications in industry and are formed as a periodic variation in the refractive index of an optical fibre that reflects light at a specific wavelength depending on the strain applied to the fibre – this effect can be related to and then calibrated against the parameter to be measured. A number of different types of sensors have been developed for monitoring sewer structures, detecting strain and potential leaks in sewer pipelines by embedding fibres along the pipeline route and for monitoring the …

Transition To Net Zero And Low Carbon Technologies: Case Studies From The Second Largest Construction Industry – India, Sunanda Manjrekar

International Conference on Durability of Concrete Structures

No abstract provided.

Utilisation Of Semi-Naturally Carbonated Steelmaking Slag As Concrete Aggregate, Sumire Nakamura, Yuichiro Kawabata

International Conference on Durability of Concrete Structures

Steelmaking slag has emerged as a promising material for low-carbon concrete, owing to its ability to sequester CO₂ through carbonation. However, CO2 sequestration by steelmaking slag and its utilisation is still far from practical application due to the high energy consumption and cost of the accelerated carbonation process. Anticipating that optimising the pre-natural carbonation during storage would reduce the energy and cost for accelerated carbonation, this study focused on the natural carbonation potential of steelmaking slag. In addition, the applicability of naturally carbonated steelmaking slag as aggregate for concrete was investigated. The long-term exposure experiment simulating outdoor storage demonstrated that …

Recent Advances In Geopolymer Feedstocks Activation For Sustainable Cement Production, Oluyemi Kehinde, David J. Hughes, Emeka H. Amalu, Dali Bondar

International Conference on Durability of Concrete Structures

The growing environmental and safety issues posed by human activities have underlined the importance of Ordinary Portland Cement production, which is a major contributor to carbon dioxide emissions that impede Net Zero goals. The urgent need to produce cement substitutes with reduced carbon footprints has prompted research on geopolymers formed from industrial mineral wastes. These materials provide promising sustainable development solutions, but the selection of appropriate activation methods remains a significant constraint to their widespread industrial and economical application. A systematic review using the PRISMA protocol included 302 recent and relevant papers, identifying four principal activation strategies and their combinations …

A Comprehensive Approach Addressing The Most Chronic And Emerging Contaminants Along The Egyptian Mediterranean Coast, Tarek O. Said

Blue Economy

Newly identified substances known as emerging contaminants (ECs) are harmful to the environment and public health, frequently because limited regulation and incomplete understanding of their impacts. They comprise a broad variety of materials, such as insecticides, industrial wastes, personal care items, and medications. Persistent pollutants (POPs) are organic compounds that have remained in the environment for an extended period of time. They tend to move through the atmosphere over enormous distances making them a chronic contaminant and may harm ecology and humanity over time. In Egypt, particularly within its Mediterranean Exclusive Economic Zone (EEZ), heavy metal (HM) contamination is increasingly …

Tableau Part Ii - October 2025, Rubab Shahzad

Day Family Research Lab Workshop Series

Part Two of Introduction to Tableau. Learn to make cool visualizations using Tableau. A hands-on opportunity where we will go over calculated fields, hierarchies, unions, dashboards, and stories.

Prior experience with Tableau is recommended

Incorporating An Innovative Kennel In A Guide Dog Program Based On The Health And Welfare Of Dogs And Humans, Naoko Koda, Miwa Murata, Sakura Mizuta

People and Animals: The International Journal of Research and Practice

During guide dog training, dogs live in kennels and lack house training. The demand for guide dogs that can live easily with their users who are visually impaired is increasing. The Kansai Guide Dogs for the Blind Association (KGBDA) in Japan built an innovative wooden kennel (Mokka Terrace) that is more similar to homes than general kennels and that efficiently controlled dogs and reviewed their operations. This study conducted a literature survey, participant observations, and semi-structured interviews with staff to clarify the background and consensus-building process involved in creating the Mokka Terrace, corresponding efforts, and its strengths, issues, and prospects. …

J Am Coll Dent 2018 85 1

Journal of the American College of Dentists

The Journal of the American College of Dentists (JACD) publishes scholarly articles, editorials, essays, and reflections addressing the ethical, professional, and social dimensions of dentistry. The Journal serves as a forum for advancing ethics, professionalism, leadership, and excellence within the dental community. By fostering dialogue across disciplines and perspectives, JACD provides readers with insights that encourage ethical, professional practice, lifelong learning, and service to the public, reinforcing dentistry’s commitment to advancing oral healthcare and the common good.

2024 American Field Ornithologist (Afo) And Western Bird Banding Association (Wbba) Joint Annual Meeting Scientific Abstracts, Walter H. Sakai

North American Bird Bander

No abstract provided.

Billiken As Transcultural Object From American Mascot To Japanese Pop Deity, M.W. Shores

Asia Pacific Perspectives

This article examines Billiken’s transcultural journey from American novelty mascot (1908) to cultural icon, illuminating early twentieth-century Pacific exchange networks and patterns of cultural adaptation. Drawing on American and Japanese archives, it demonstrates how this commercial figure, born from Progressive Era optimism and incorporating Japanese (and Orientalist) design elements, was transformed within Japanese religious and cultural frameworks. The study analyzes Billiken’s metamorphosis from “good luck” commodity to quasi-religious icon, particularly in Osaka’s Shinsekai district, where strategic marketing drove his its late twentieth-century revival after decades of obscurity. While largely forgotten in America and elsewhere, Billiken’s endurance in Osaka challenges narratives …

Using Public Narrative In The Basic Course, Jenifer Goblish, Mark Fokken, Ben Walker

Basic Communication Course Annual

Higher education is rapidly changing and in order to survive instructors need to meet students where they are; this means rethinking and challenging some of the traditional approaches to public speaking in the Basic Communication Course (BCC). This essay outlines how the authors implemented a new assignment in their BCC based on Marshall Ganz’s concept of the Public Narrative. The authors explain their approach and review the benefits and challenges of implementing the Public Narrative into their BCC.

“I Did Not Come Back The Same”: Implications Of A Study Abroad Basic Communication Course, Kristen L. Farris, Andrea Avila, Lauren Green, Michael Burns, Marian L. Houser

Basic Communication Course Annual

The goal of this case study was to explore students’ experiences in a study abroad program of the basic communication course. Thirty-six students enrolled in a study abroad program in the summer of 2023 participated in focus groups tasked to understand more about students’ challenges and learning outcomes. Results from our study suggest students’ significant takeaways from the study abroad experience were their personal growth through improved communication skills and cultural appreciation via expanded worldviews. The findings also suggest these students experienced challenges including language barriers and nonverbal behavioral differences as well as initial negative expectations of intercultural interactions. However, …

From Public Speaking To Multimodal Communication: A Reevaluation Of The Basic Communication Course, Stephanie Medden, Brian Myers, Kristin Roberts-Raymond, Maik Stanitzke

Basic Communication Course Annual

This article contributes to ongoing discussions regarding the evolution of the basic communication course. The authors detail the multi-year process of redesigning their institution's basic communication course, now centered on multimodal communication, and share insights from its implementation. Emphasizing the need to respond to increased cultural and linguistic diversity, a high prevalence of speaking anxiety, and the need to development multimodal communication competencies, the course redesign underscores the necessity for communication educators to adapt proactively to changing cultural, educational, and professional landscapes. Drawing from data collected through faculty and student surveys and focus groups, the authors highlight how incorporating linguistic …

“It Would Just Show The Teachers Don’T Care”: Exploring Student Perceptions Of Introductory Communication Courses And Instructor Value In The Ai Era, Brandi N. Frisby, Joe C. Martin, Jessalyn I. Vallade, Renee Kaufmann

Basic Communication Course Annual

As generative AI grows in popularity, so do the concerns regarding whether this technology has the capability to effectively teach written and oral communication skills, thereby affecting the perceived value students place on introductory communication courses (ICC). This study sought to address that concern by asking students to provide qualitative and quantitative responses on (a) the effect of generative AI on their development of essential communication skills, (b) the value of the ICC in the face of generative AI capabilities, and (c) perceptions of instructors’ use of generative AI for instructional responsibilities. Results highlight students’ preference for human instruction over …

When Faculty Profit: The Ethics Of Student Involvement, Kristy C. Grayson Dba, Kathryn Davis Phd, Phillip Garner

Mountain Plains Journal of Business and Technology

This study explores the ethical and educational implications of integrating classroom-based student assignments with faculty members' externally compensated business ventures outside of the educational institution. It examines both student and faculty perspectives on the practice, focusing on the potential benefits and ethical challenges of involving students in faculty-led, for-profit activities. The study challenges the assumption that faculty engagement in personal business ventures should exclude student involvement due to ethical concerns. Findings suggest that faculty members often view this integration as an ethically sound practice, while students perceive participating in these opportunities as beneficial to their professional development. The research sheds …

The Level Of Organizational Health And Its Relationship With Job Engagement From The Perspective Of Public-School Principals In Al-Kharj City., Nada Ibrahim Al-Sheddi

University of Bisha Journal for Educational Sciences

The study aimed to identify the level of organizational health and its relationship with job engagement from the perspective of public-school principals in Al-Kharj City. The descriptive approach with a correlational method was employed, using a questionnaire as the study instrument, which was distributed to all 170 public school principals in Al-Kharj City. The study’s main findings indicated a high level of organizational health and job engagement among public school principals in Al-Kharj City. It highlighted the significance of organizational health dimensions, such as morale, social relationships, and work initiative, in promoting organizational health. The study also pointed to a …

The Reality And Challenges Of Using Artificial Intelligence Applications To Teach Children With Disabilities From The Perspective Of Their Teachers, Samirah Abdu Ahmed Bahkali

University of Bisha Journal for Educational Sciences

The study aimed to explore the reality and challenges facing teachers of people with disabilities using artificial intelligence (AI) educational applications in teaching children with disabilities in early childhood schools in the Kingdom of Saudi Arabia. A descriptive-analytical approach was used to collect data. The study sample consisted of 106 (41 males, 65 females) teachers of students with disabilities in early childhood education in the Kingdom of Saudi Arabia. The results showed that, from the perspective of teachers in the Kingdom of Saudi Arabia, the use of AI educational applications in teaching children with disabilities is weak. The study results …

Reality Of Using Augmented Reality Technology From The Perspective Of Arabic Language Teachers In Middle Schools In Aljouf Province, Hussain Bin Eidhah Alsaiari

University of Bisha Journal for Educational Sciences

This study aimed to identify the Reality of using Augmented Reality technology from the perspective of Arabic Language teachers in middle schools in Aljouf Province in Saudi Arabia and to uncover the obstacles that prevent them from using this technology, as well as to determine the impact of gender, qualification, and teaching experience on using Augmented Reality technology. The researcher used a descriptive analytical method, and the study tool was a questionnaire consisting of 30 items. The research was applied to a sample of 95 teachers, including 69 female teachers in the middle schools in the Aljouf Province. The study …

Skin Cancer Image Classification Using Deep Learning With Data Segmentation Technique, Akhilesh Kumar Shrivas, Hema Vastrakar

Karbala International Journal of Modern Science

The human skin is an impressive organ and structural element often impacted by a diverse range of recognized and unknown diseases. Diagnosing disorders that affect the outermost layer of the body is the most uncertain and difficult component in the scientific field. Dermatological diseases are one of the most significant health concerns in the 21st century since their identification is challenging and costly, plagued with challenges and the subjectivity that comes with human interpretation. The main objective of this piece of research work is to develop a robust model for the classification of skin cancer diseases using deep convolution neural …

Grievance Redress Mechanisms For Commons: Evaluating The Design And Effectiveness Of Public Land Protection Cells In Rajasthan, India, Pooja Chandran

Journal of Law and Public Policy

Encroachment on common land represents a significant governance challenge in India. Weak institutions, irregular enforcement, and power imbalances often leave marginalised communities more vulnerable to eviction than others. This article examines the design and effectiveness of Public Land Protection Cells (PLPCs)—a judicially mandated grievance redressal mechanism in Rajasthan—in addressing common land encroachment disputes. Drawing on an analysis of cases before the Rajasthan High Court, field observations, and stakeholder interviews, it evaluates how PLPCs address enforcement gaps and promote accountability. Using the United Nations Guiding Principles 31 as a foundation, the article develops a contextualised framework to assess PLPCs to highlight …

Utility Of True Cut Biopsy Tcb In Triple Diagnosis Of Breast Cancer, Ahmed Abdallah Esawy

Journal of Medicine in Scientific Research

objective : The aim of this study is to evaluate the role of breast true cut biopsy (TCB) in the diagnosis of breast Cancer and benign mimics of malignant lesions. True cut biopsy improves the classification of BI-RADS System (upgrade or downgrade, BI-RADS score).TCB decreases follow-up examinations. TCB allows definite rapid breast cancer diagnosis and management. Methods: An observational retrograde study was performed of all TCB reports of a suspicious mass or lesion observed in patients admitted between January 2022 and December 2022, at Al-Sahel Teaching Hospital Conclusion : True cut biopsy is accurate, fast method in diagnosis of breast …

Cervical Premalignant Lesions Treatment: A Randomized Controlled Trial Of Cryotherapy Versus Loop Excision, Fatma A. Dawood, Tarek M. Elhawari, Rafik I. Barakat, Naglaa A. Hussien

Journal of Medicine in Scientific Research

It was discovered that cryotherapy was just as effective as the loop electrosurgical excision process (LEEP) for removing the cervical intraepithelial neoplasia (CIN2+) lesion. In the majority of high-income nations, LEEP is now the accepted course of therapy. This study's objective was to examine the two methods for treating cervical premalignant lesions: cryotherapy versus loop electrosurgical excision as regard safety, efficacy and cost of the two approaches and assess their application. 90 female patients with cervical premalignant lesions, ages 30 to 55, participated in this prospective comparative randomized controlled research. Two equal groups of patients were created: group I received …

Calcium Sensitizers Improve Short Term Outcome After Surgical Repair Of Pediatric Cardiac Patients With Severely Impaired Left Ventricle, Rania Aboshokka, Hanan Mohammed Hassan, Khaled S. Ahmed, Rasha Hosny, Ahmed Algebaly

Journal of Medicine in Scientific Research

Introduction: Delayed diagnosis and management of congenital cardiac defects with high LV afterload and infants with impaired coronary perfusion can lead to severe impairment of LV function. The surgical repair of these patients carries a high perioperative risk. Introduction of Inodilators in the medical management of these cases has greatly improved postoperative outcome. Aim of the work: To evaluate the effect of calcium sensitizers on short-term outcome of surgical repair of cardiac defects in pediatric cardiac patients with severely impaired left ventricle. Methods and results A retrospective study was conducted at our institute in 2024 to evaluate the effect of …

Evaluation Of The Serum Levels Of Il6 And Magnesium In Chronic Kidney Disease Patients (Ckd), And Ckd Patients With Different Comorbidities, Naglaa F. Al-Mihy, Nesreen M. Zakaria, Dina A. Ibrahim

Journal of Medicine in Scientific Research

Background Chronic kidney disease (CKD) is a global health concern that causes a substantial increase in morbidity and mortality rates among adults. CKD is accompanied with several complications including cardiovascular disease (CVD) and death. We aimed to study the relation of level of interleukin-6 (IL-6) in the serum and magnesium (Mg) in CKD and CKD patients with various comorbidities. Methods This cross-sectional study involved 100 CKD adult pre-dialysis patients, they were subdivided into 4 groups; the 1st group included 21 patients with CKD only, the 2nd group included 29 patients with CKD and diabetes mellitus (CKD+DM), the 3rd group included …

Mid-Term Results Of Tricuspid Valve Repair For Functional Tricuspid Regurgitation: Ring And Modified Band Annuloplasty, Ismail R Barrada, Ahmed S Ali, Mahmoud M Abdou

Journal of Medicine in Scientific Research

Background: The concurrent repair of functional tricuspid regurgitation (TR) is typically recommended during left-sided heart valve surgery. Several surgical techniques are available, each targeting long-term effectiveness and clinical success. Objective: This study sought to assess the mid-term outcomes of two widely used tricuspid valve repair (TVr) methods: flexible band annuloplasty (FA) and rigid ring annuloplasty (RA). Methods: This retrospective study involved 85 patients who underwent TVr along with left-sided valve surgery. Of these, 53 patients were assigned to the FA group (Group A), and 32 patients to the RA group (Group B). Transthoracic echocardiography was performed at hospital discharge and …

Efficacy And Safety Of Different Treatment Strategies In Pediatric Fecal Incontinence: A Systematic Review, Seham M. Abd El-Moghny, Wessam A. Al-Kholy, Mohamed I. Elsepaee, Ahmed M. Elgamal, Rabab S. Mohamed

Journal of Medicine in Scientific Research

Background Fecal incontinence (FI) in children is a challenging condition with significant impacts on quality of life (QoL). Multiple therapeutic approaches, including neuromodulation techniques such as sacral nerve stimulation (SNS), biofeedback therapy, botulinum toxin (Botox) injections, and transcutaneous functional electrical stimulation (TFES), have been explored. This systematic review evaluates the efficacy and safety of these interventions in pediatric patients. Methods A thorough investigation was performed in PubMed, Scopus, Web of Science, and the Cochrane Library databases up to February 2025. Studies assessing the effectiveness and safety of SNS, biofeedback, Botox injections, and other interventions in pediatric FI were included. Risk …