Digital Commons Network^™

Finite Element Method Stress Analysis Of Kammprofile Gasket Defects And Evaluation Of The Sealing Performance, Muhammad Afiq Azmansah, Ahmad Majdi A Rani, Fudhail Abd Munir

Platform: A Journal of Engineering

The Kammprofile gasket is used in various sectors, such as oil and gas, to create a secure seal between flanges, enduring high temperature and pressure conditions. The integrity of the industrial installations of the gasket flange joints relies significantly on an effective sealing mechanism. Gasket failures predominantly contribute to VOC emissions, impacting air quality and potentially causing respiratory issues. Therefore, the Finite Element Method (FEM) analysis using static structural was developed to analyse the influence of dimension variations and defects, specifically on pitch, serration depth and thickness of the Kammprofile gasket that drive the leakage in the flange gasketed joints …

Carbon Accounting Tool For Greenhouse Gas Emission Sources In Steam-Methane Reforming Facility, Farah Anissa Sukri, Syaza Izyanni Ahmad

Platform: A Journal of Engineering

Hydrogen production facility stands out as one of the significant CO2 contributors in the oil and gas industry. As hydrogen will emerge as a clean energy source in the future, this research will focus on carbon footprint assessment in hydrogen production facilities. This study aims to quantify the amount of carbon dioxide equivalent through direct and indirect emissions, comprised of stationary combustion, process emissions, and energy consumption. A comparative analysis has been conducted between the Steam-Methane Reforming (SMR) facility in company A. The study revealed that SMR-2 shows the highest CO2 emissions per production of 9.823 tCO2e/tH2, whereas SMR-1 has …

Quantitative Risk Assessment In Thermo-Chemical Waste-To-Energy Facilities, Fakhrul R. Ridzwan, Syaza Izyanni Ahmad

Platform: A Journal of Engineering

This study presents a Quantitative Risk Assessment (QRA) of thermo-chemical Waste-to-Energy (WtE) technologies, specifically incineration and gasification, by utilising simulation tools PHAST and SAFETI. Hazard identification, consequence analysis, and risk assessment were conducted to compare the safety profiles of these two technologies and proposed risk reduction strategies for a safer design. Accident scenarios were modelled for Tuas South Incineration and Borregaard Gasification facilities to analyse dispersion and effects of fire and explosion. Hazards indicated that only gasification exclusively involves flammable releases because it reacts as a partial combustion, with carbon monoxide and hydrogen as flammable byproducts. Results revealed that while …

Logistics Optimisation Of Oil Palm Fronds At Plantations For Energy Conversion, Nur Athira Arshad, Afşin Güngör, Shaharin Anwar Sulaiman

Platform: A Journal of Engineering

Oil palm frond (OPF) is a form of clean energy with a strong potential to generate electricity due to its abundance and consistent availability throughout the year. However, the pruned OPF is usually laid scattered on the ground throughout the vast areas of palm oil plantations. The logistics of handling pruned OPF pose a low efficiency of the supply chain system and may involve high delivery costs due to key factors such as high transportation cost of a low bulk density material and high labour cost. The optimal way of handling biomass prior to utilisation in a gasification plant remains …

Numerical Optimisation Of Co₂ Injection In A Sandstone Reservoir, Asiman Musayev, Hisham Khaled Ben Mahmud

Platform: A Journal of Engineering

This paper presents a study on the numerical optimisation of CO2 injection in sandstone reservoirs to maximise oil recovery. Using PETREL and CMG-GEM, the research explores various injection strategies, including Water-Alternating-Gas (WAG), miscible CO2, and CO2-N2 injection. The model was created based on a publicly available research paper on an onshore oil field in the Sirt Basin, Libya. The model was validated using historical production data from January 1967 to January 2003, resulting in a Global History Matching Error of 10.37%, indicating satisfactory accuracy. For miscible CO2 injection, the optimal maximum injection rate was 30 MMcfd. In the case of …

International Economic Agreements As Impediments To Carbon Tax Climate Change Mitigation: Is The Un Framework Tax Convention The Way Forward?, Edwin Vanderbruggen

Indian Journal of International Economic Law

This article outlines some of the international legal impediments to domestic environmental tax policies in furtherance of climate change mitigation, i.e. certain WTO rules on trade in goods, fuel tax exemptions in aviation treaties, and tax stabilisation provisions that are protected under the umbrella clause of investment treaties. It argues that international action is the most effective and often the only option to address those legal obstacles. The emergence of the United Nations Framework Convention on International Tax Cooperation (‘FTC’) is, in that regard, a timely development. Given the central institutional role UN-related bodies already have in climate change, sea …

Functionalized Porous Organic Polymers As Uranium Nano-Traps For Efficient Uranium Extraction, Shengqian Ma, Qi Sun, Briana Aguila

USF Patents

Compositions are provided for efficient uranium extraction, for example from wastewater, seawater, or other water sources. The compositions can include a functionalized porous organic polymer functionalized with one or more uranium binding moieties, e.g. having a plurality of amidoxime or amidrazone groups covalently attached thereto. The compositions can include covalent organic frameworks, porous aromatic frameworks, and various porous organic polymers, especially those having a hierarchical pore size distribution over a range of pore sizes. The compositions can have functional groups such as amidoxime or an amidrazone covalently attached thereto. The hierarchical pore size distribution can be determined based upon at …

Lockout Systems And Methods, Srinivas Katkoori, Sheikh Ariful Islam

USF Patents

An exemplary integrated circuit design lockout system comprises an integrated circuit and a key obfuscated circuit embedded with the integrated circuit. The key obfuscated circuit is configured to verify that a user provides a valid key for the integrated circuit before the user is allowed to operate the integrated circuit. The exemplary integrated circuit design lockout system further comprises a lockout circuit embedded with the key obfuscated circuit, wherein the lockout circuit is configured to allow for a threshold number of failed attempts for the user to provide the valid key before the lockout circuit prohibits the user from making …

Systems And Methods For Immobilizing A Target Protein, Houman Yaghoubi, Arash Takshi, John Thomas Beatty

USF Patents

In some embodiments, a bioelectronic device includes an electrode, target proteins, and attachment mechanisms that immobilize the target proteins on the electrode, the attachment mechanisms comprising linker proteins that interface with the target proteins and attach the target proteins to the electrode.

Methodology Matters: How Translation Theories And Technologies Have Shaped Journey To The West, Savannah Fennell

Global Insight

No abstract provided.

Full Issue, Global Insight Editorial Team

Global Insight

No abstract provided.

Exploration Of The Iterative Design Process: Integrating A Requirements Matrix And Hazard Analysis Toolsexploration Of The Iterative Design Process: Integrating A Requirements Matrix And Hazard Analysis Tools, Blaine Edlefsen

Theses

The iterative design process is applied to multiple industry sectors from software development to product manufacturing. The cyclical approach integrates the steps of design, prototyping, and testing toward the realization of a user's specified needs. The use of a requirements traceability matrix and hazard analysis documentation that supports the definition of the iterative design process is explored. These design project management tools are applied to a case study involving workholding design for a Wire Electrical Discharge Machining (Wire-EDM) manufacturing process. This industry-relevant case study is conducted in collaboration with New Jersey Precision Technologies, Incorporated (NJPT). The design requirements involve both …

Advancing Prediction Of Stimulant Medication Misuse Through Graph Representation Learning, Hamid Razavi

Theses

The misuse of stimulant prescription medications poses a significant and escalating public health concern in the United States, particularly among young adults. Addressing this issue requires sophisticated methodologies capable of uncovering complex patterns and relationships in data. Geometric Deep Learning, a paradigm designed to analyze data with non-Euclidean structures, has achieved remarkable success across various domains, offering a powerful framework for tackling complex graph structure data challenges.

This study leverages Graph Convolutional Networks (GCNs) to predict the likelihood of stimulant medication misuse using data from the National Survey on Drug Use and Health (NSDUH). Individuals are represented as nodes in …

Grounding Digital Scholarship In The Analog: Reimagining Library Fellowships Post-Pandemic, Amanda Licastro, Roberto Vargas

Library Staff Works

A digital object is grounded in the analog. By examining the object in a continuum rather than its current state, we can better understand both the analog item and its digital representation. As part of this pedagogical exploration, we reimagined a year-long, library-based, digital scholarship fellowship that provides hands-on instruction for undergraduate students, grounded in physical collections and spaces,but resulting in digital manifestations. The fellowship focuses on social justice by highlighting ethical issues in the field of digital scholarship, specifically exploring the topics of labor, race, gender, disability, infrastructure, and environmental inequality. We frame the work through a pedagogy of …

Kajian Komparatif Tentang Pengaturan Pelindungan Budaya Dalam Konstitusi Negara-Negara Asia Pasifik, Josua Satria Collins

Jurnal Konstitusi & Demokrasi

Culture is a fundamental element in shaping national identity and unity amidst diversity. Therefore, many countries incorporate cultural protection into their constitutions to ensure the sustainability of cultural heritage. The constitution not only serves as a legal foundation but also as a social engineering instrument to facilitate cultural development amid contemporary challenges. This study focuses on the Asia-Pacific region due to its high cultural diversity and the complex interaction between local traditions and globalization. Using a normative juridical method and a comparative approach, the study analyzes 54 constitutions from countries in the region. The findings indicate that the majority of …

Studi Komparatif Konstitusi Di Indonesia Dan Timor Leste : Analisis Aspek Inherent, Konstitusionalisme Dan Pemilihan Umum Presiden, Qothrunnada Uni Fauziyah

Jurnal Konstitusi & Demokrasi

A comparison of the constitutions between Indonesia and East Timor provides an interesting insight into how the two countries, which have different historical and cultural backgrounds, formulate their legal and political frameworks. Indonesia, as a country that has been independent since 1945, has a constitution that has undergone several amendments and changes along with political and social developments. On the other hand, East Timor, which gained independence in 2002 after decades of conflict and colonization, 24 years of integration with the Republic of Indonesia and has a newer Constitution and is still in the early stages of development. Another important …

Study Of The Incorporation Of Date Stone Powder On Technological And Rheological Characteristics Of Common Wheat Flour, Djilali Bouhadi, Hamza Belkhodja, Zouaoui Benattouche, Abderrahmane Remil, Ahmed Hariri

Journal of Bioresource Management

The fortification of bakery products with bioactive and functional substances is the main focus of food sciences. These nutrients include date fruits (Phoenix dactylifera L.) and their byproducts. This work aims to illustrate the effects of using date components in bakery products and to determine how these effects affect the products' technological, rheological, and sensory qualities. To achieve this purpose, date powder was introduced in bread making procedure with different rates (1, 3, 5, 7 and 9 %). Then, the physicochemical, sensorial and rheological characteristics was determined. In terms of bread qualities, date powder improved the volume and form …

Targeting Safety: Hazard Identification And Risk Assessment In The Work Of Wood Carving In Tunjungsekar, Malang City, Using The Hiradc Method, Resti Novita Sari, Awanda Putra Pratama, Maharani Rohma Hidayanti, Nadia Rosalinda, Nurmila Kurnia, Shalma Khoirun Nisa, Anita Sulistyorini

Preventia: The Indonesian Journal of Public Health

The furniture industry in Tunjungsekar Subdistrict has become one of the leading industrial centers in Malang City, successfully boosting the local economy by employing 90 percent of the workforce. However, this industry faces productivity challenges due to an ergonomically unfavorable work environment. Therefore, practical actions and in-depth analysis are needed to improve the work environment issues. This study aims to identify hazards and assess risks associated with the work of wood carving artisans in Tunjungsekar, Malang City, using the HIRADC (Hazard Identification, Risk Assessment, and Determining Control) method. Identification was carried out through direct observation and interviews with artisans, followed …

Relationship Between Personal Hygiene And Environmental Sanitation To The Presence Of Escherichia Coli Bacteria In Food, Erica Ardhana Fathimah Azzahra, Vivi Novianti, Muhammad Al-Irsyad

Preventia: The Indonesian Journal of Public Health

Food safety is one of the significant public health issues, especially in developing countries. The extraordinary incidence of food poisoning and a high number of cases of gastrointestinal infections in Malang City indicate infection with the bacteria that cause dysentery, namely E.coli. This study evaluated hygiene-sanitation practices at food stalls in Area Terusan Ambarawa Malang City. This study aimed to identify Escherichia coli bacteria in 11 food stalls and assess the relationship of environmental sanitation and personal hygiene of food handlers to the presence of E.coli. This study used a quantitative descriptive design with a cross-sectional approach, data collection using …

Relocating Inclusionary Housing Obligations To The New Capital Nusantara: Legal And Policy Implications, Muhammad Ilham Hermawan, Nasywa Ananda Herliana

Indonesia Law Review

The philosophical meaning of balanced housing lies in achieving a harmonious and equitable life among various social strata. To realize this philosophical essence, regulatory engineering is required, aimed at fulfilling the goals of balanced housing. The obligation for balanced housing is theoretically known in the literature of several countries as an inclusionary housing policy. Triggered by the need for residential development in the new capital city (IKN), the Government has "relocated" the previously unfulfilled balanced housing obligation to IKN. The IKN Law explicitly regulates “exceptions to the provisions of legislation in the field of housing and residential areas.” There …

Factors Associated With Healthcare Students’ Cognitive Levels Measured By The Classroom Test Of Scientific Reasoning., Alberto J. De Armendi, Amir L. Butt, Kathryn M.L Konrad, Mohanad Shukry, Edmund A. Marek Ii

Graduate Medical Education Research Journal

Introduction: Healthcare student acceptance into graduate and professional school is based on Grade Point Average (GPA), Graduate Record Examination (GRE) scores, interviews, and letters of recommendation, but not on cognition levels. However, educators need to understand students’ cognitive levels to facilitate constructivist learning theory and inquiry-based learning. The aim of this study is to understand the influence of cognition in healthcare students through the administration of the Classroom Test of Scientific Reasoning (CTSR).

Methods: Medical and baccalaureate nursing students were enrolled to answer demographic questions and complete the CTSR. The CTSR rubric score were used to define four operational cognitive …

Approved Car-T Therapies Have Reproducible Efficacy And Safety In Clinical Practice, Daniel Goyco Vera, Hiral Waghela, Mohamed Nuh, Jonathan Pan, Premal Lulla

Faculty, Staff and Students Publications

CAR-T cell therapy has established itself as a highly effective treatment for hematological malignancies. There are currently six commercial CAR-T products that have been FDA approved for diseases such as B-ALL, LBCL, MCL, FL, MM, and CLL/SLL. "Real-world" studies allow us to evaluate outcomes from the general population to determine their efficacy and safety compared to those who were included in the original trials. Based on several well conducted "Real-world" studies that represent diverse populations, we report that outcomes from the original trials that led to the approval of these therapies are comparable to those in practice.

Governor's Office Of Diversity Business Enterprise (Go-Dbe) Annual Report 2024, Tennessee. Department Of General Services.

GO-DBE Report

No abstract provided.

Examining The Influence Of Digital Platforms On Purchase Decisions Of University Students In Tanzania, John Philemon Mwakyusa, Linda N. G. Nderumaki

Business Management Review

This study analyses the influence of the dimensions of digital platforms on the purchase decisions of university students in Tanzania. The study was based on an explanatory research design governed by the Theory of Planned Behavior. Data was collected through closed-ended questionnaires administered to 354 university students and analysed using Structural Equation Modeling through SmartPLS 4 software. The results indicated that all three dimensions: Consumer Attitude, Consumer Trust, and Consumer Presence positively and significantly influenced students' purchase decisions on digital platforms. Managerial implications suggest that firms prioritise enhancing user trust, adopting a refined approach to engagement, improving user experience, and …

Institutional Support's Influence On Green Beekeeping Adoption In Resource-Constrained Biharamulo Forest Reserve, Tanzania: The Extended Theory Of Planned Behavior, Haruna Athumani, Ranger Kanan, Gerald Zachary Paga Tinali

Business Management Review

Green production practices are crucial for environmental conservation, yet scholarly research on green beekeeping remains limited. This study seeks to enhance the Theory of Planned Behavior (TPB) by developing an extended model of Institutional Support theory of Planned Behavior (ISTPB) to understand better beekeepers' behavior toward adopting green beekeeping practices. The model focuses on institutional support and its role in shaping individual behavior related to green beekeeping adoption. Using structural equation modeling (SEM), the study's empirical results show that institutional support and the three original TPB components, i.e., attitude, subjective norms, and perceived behavioral control, positively and significantly influence green …

Art Inquiries, Xix:1, Full Issue, Mysoon Rizk

Art Inquiries

No abstract provided.

Balancing Governance And Tradition: Navigating Political, Social, Economic, And Cultural Dynamics In Indonesian Village-Owned Enterprises, Desti Fitriani, Elvia R. Shauki, Mohammad Istiaq Azim

ASEAN Journal of Community Engagement

This study examines the complex governance dynamics affecting Indonesian Badan Usaha Milik Desa (BUMDes) [village-owned enterprises], focusing on political, social, economic, and cultural pressures. Using a qualitative multi-case approach, including focus group discussions with 65 participants from West Java and West Nusa Tenggara, Indonesia, the study identified significant challenges: political interference, limited community engagement, economic dependence on government funds, and cultural norms that constrain BUMDes operations. Village elites frequently influence governance, limited capital access, and ingrained cultural values hinder transparency and open dialogue. To address these challenges, this study recommends a comprehensive approach comprising four key strategies: enhancing the institutional …

Examining The Media’S Roles And Responsibilities, An Evaluation Of Nigeria’S Development Toward The Sdgs, Kelvin Inobemhe, Tsegyu Santas, Aminat Trust Ogbesoh

ASEAN Journal of Community Engagement

This paper examines the roles and responsibilities in the country’s development toward the Sustainable Development Goals (SDGs). The media in any society is fundamentally a development partner. Whether combating diseases or disseminating critical messages about development plans and actions to the public, the media is a key stakeholder. In Nigeria, the government, in collaboration with development agencies and other relevant stakeholders, has actively sought pathways to actualize the SDGs. The media are among these important stakeholders. The Nigerian press and media to serve the people and development across the nation present a good opportunity. However, this study observes that after …

Black Soldier Fly Larvae (Bsfl) Bioconversion For Circular Economy: A Study In Polaman Village, Siswo Sumardiono, Rizka Amalia, Syaikha Butsaina Dhiya’Ulhaq, Nurika Nazilatul Ilmi, Hermawan Dwi Ariyanto

ASEAN Journal of Community Engagement

Conventional organic waste management methods often lead to environmental degradation and underutilization of valuable resources. In rural areas, such as Polaman Village, limited awareness and inefficient disposal systems exacerbate these issues, thus necessitating innovative and sustainable solutions. This study explores black soldier fly larvae (BSFL) bioconversion as a community-based solution for organic waste management, addresses environmental challenges, and promotes economic empowerment by converting waste into valuable by-products. The study employed a mixed-methods approach, beginning with baseline assessments of waste generation and existing management practices to identify community needs. Educational workshops and hands-on training sessions introduced BSFL bioconversion techniques to local …

Educational Strategy For Service Learning Using Stem Activities: A Case Study Of A Malaysian Secondary School, Nurulsaidah Abdul Rahim, Suzaliza Mustafar

ASEAN Journal of Community Engagement

This paper discusses the Service Learning Malaysia-University for Society (SULAM) program in developing an educational strategy for science, technology, engineering, and mathematics (STEM) learning at a Malaysian secondary school. The implementation of the 60:40 policy (60% STEM and 40% non-STEM) in Malaysia is to increase the number of students studying STEM. However, as of 2022, this policy had failed to achieve this target ratio. Additionally, Malaysian students’ scores on the Program for International Student Assessment (PISA) in the categories of math, science, and language literacy decreased from 2018 to 2022. This paper argues that SULAM represents a promising approach to …