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Maktabah, as an institution providing Islamic information, plays an important role in supporting the development of Qur'an studies and tafsir. This article aims to examine the contribution of the Maktabah of the Indonesian Ulema Council of North Sumatra in facilitating scientific activities related to the Qur'an and interpretation through the provision of collection materials, services, and institutional assistance. This research applies a qualitative approach with a literature study method equipped with a descriptive analysis of the function of maktabah as an Islamic reference center. Data were obtained from institutional documents, collection catalogs, and supporting literature relevant to the development of Qur'an studies. The findings of the study revealed that maktabah functions as a forum for scientific documentation, a channel for the dissemination of interpretive knowledge, and a tool to increase Qur'an literacy for academics and the wider community. In addition, the maktabah also supports discussions, seminars, and research activities based on classical and contemporary texts, thereby strengthening the Islamic scientific tradition at the regional level. The existence of maktabah also contributes to building a literacy culture based on authoritative sources and encourages integration between textual and contextual studies in understanding the Qur'an. These findings highlight the urgency of improving management, digitizing services, strengthening human resources, and expanding the collection of maktabah to meet the demands of Qur'an study and interpretation in a sustainable manner in the modern era.

This article explores the role of balaghah in uncovering the linguistic beauty of the Qur’an, particularly in relation to its structural arrangement, semantic depth, and aesthetic qualities. The study adopts a qualitative design based on library research, drawing data from selected Qur’anic verses and scholarly works on balaghah. Data analysis is conducted using a descriptive-analytical method by examining the three core branches of balaghah, namely ma’ani, bayan, and badi’. The analysis shows that ma’ani contributes to highlighting the appropriateness and effectiveness of sentence structures in accordance with context and communicative intent, while bayan reveals deeper layers of meaning through various rhetorical expressions and figurative styles. Meanwhile, badi’ enhances the aesthetic dimension of the Qur’anic text by emphasizing sound harmony, stylistic balance, and semantic refinement. The integration of these three elements demonstrates that Qur’anic language possesses a holistic beauty that is not merely decorative but also functional, strengthening the delivery of divine messages both semantically and aesthetically.

This study examines the asbab al-nuzul of Q.S. al-Baqarah (2):220 and its relevance to the concept of orphan care in Islamic thought. Employing a library research method with a qualitative-descriptive approach, the study analyzes the Qur’anic text, classical tafsir works (such as al-Tabari, Ibn Kathir, and al-Qurtubi), authoritative asbab al-nuzul sources (al-Waḥidi and al-Suyuti), as well as contemporary scholarly literature and recent journal articles (2020–2024). The findings indicate that Q.S. al-Baqarah (2):220 was revealed as a corrective response to the excessive caution among the Companions following stern warnings against unjust consumption of orphans’ property. The verse emphasizes the principle of islaḥ (reform and welfare) as the primary criterion for interactions with orphans. A thematic reading, complemented by related verses such as Q.S. al-Nisa’ (4):2 and (4):10 and Q.S. al-Duha (93):9, demonstrates that orphan care in Islam integrates legal, ethical, psychological, and social dimensions, prioritizing dignity and social integration over isolation. Contemporary studies further affirm the relevance of this verse to modern child protection principles, particularly the best interest of the child and family-based care models. This study recommends the development of orphan care policies rooted in family and community-based approaches, guided by trustworthiness, transparency, and holistic welfare.  

Customary law reform in Indonesia in the context of globalization raises significant challenges and opportunities. The values of Pancasila, as the ideological foundation of the nation, play an important role in ensuring that customary law reform remains relevant, fair and rooted in local culture. Globalization encourages the modernization and homogenization of the legal system, which often contradicts the principles of customary law based on local wisdom. This article examines how Pancasila values, such as humanity, social justice, unity, and deliberation, can be integrated in the process of customary law reform to remain relevant amid global dynamics. This research uses a qualitative approach with the methods of literature study, interviews, and document analysis. Literature study was conducted to understand the theoretical context of customary law reform and Pancasila values, while interviews were conducted with legal experts, academics, and traditional leaders to obtain empirical perspectives on challenges and opportunities in customary law reform. Document analysis was conducted on policies and regulations relating to customary law and the implementation of Pancasila values in Indonesia. The results show that customary law reform based on Pancasila has great potential to deliver a legal system that is more inclusive and responsive to the needs of local communities. Key challenges identified include difficulties in harmonizing customary law with national and international law and homogenizing pressures from global standards. However, opportunities are also found in the ability of updated customary law to provide more culturally and locally relevant dispute resolution alternatives. The integration of Pancasila values is believed to strengthen the position of customary law within national and global legal frameworks.ract

This study investigates optimal retrofit strategies for buildings in tropical climates, focusing on energy efficiency, thermal comfort, and indoor air quality (IAQ). Given the unique challenges of high temperatures, humidity, and energy demands in tropical regions, traditional retrofitting methods often fall short of achieving a balance between these critical factors. By employing a multi-objective optimization approach, this research identifies the most effective combination of retrofit solutions, including insulation, natural ventilation, and high-performance window treatments. The results show that the proposed retrofit strategy significantly reduces cooling energy consumption, while maintaining or improving occupant comfort and IAQ. Insulation, particularly external insulation, proved to be the most effective in reducing heat transfer, while natural ventilation strategies and advanced materials further contributed to improving thermal regulation. The study demonstrates that integrating passive and active retrofit measures, tailored specifically to tropical climates, leads to optimal building performance. The multi-objective optimization algorithm (NSGA-II) allowed for the generation of Pareto-optimal solutions, offering a set of trade-offs between energy efficiency, thermal comfort, and IAQ. These findings are particularly relevant for policymakers and building professionals seeking sustainable retrofit solutions in tropical regions. The study also highlights the importance of integrating energy efficiency and IAQ considerations in retrofit strategies to avoid compromising occupant health. Further research is recommended to explore the integration of advanced materials, such as phase change materials (PCMs), and to enhance IAQ management in retrofitted buildings, ensuring long-term sustainability and occupant well-being in tropical environments.

Energy efficiency has become a critical focus in manufacturing plants due to rising operational costs and increasing environmental concerns. The growing importance of energy management is driven by the need to reduce energy consumption, lower emissions, and enhance overall operational efficiency. Traditional maintenance practices, such as reactive and preventive maintenance, often lead to unnecessary downtime, high repair costs, and inefficient energy usage. In contrast, predictive maintenance (PdM), supported by Internet of Things (IoT)-enabled sensor networks, offers a proactive approach to minimizing energy waste by predicting equipment failures before they occur. This study develops a predictive maintenance framework using IoT-based sensor networks to optimize energy usage and reduce energy losses in manufacturing plants. The research begins with an overview of IoT sensor network architectures and their applications in industrial automation, including sensors such as temperature, vibration, and pressure sensors. It explores predictive analytics techniques, such as machine learning and artificial intelligence, used for failure prediction, which are key to enhancing energy efficiency. The study emphasizes how predictive maintenance contributes to industrial sustainability by reducing carbon footprints and optimizing energy consumption. The research methodology involves the installation of IoT sensors in critical machinery, real-time data analysis using machine learning algorithms for failure prediction, and energy consumption measurement before and after implementing IoT-based interventions. The results show significant improvements in energy consumption efficiency and operational productivity. Predictive maintenance led to reduced unplanned downtime, increased equipment reliability, and a more sustainable manufacturing process. However, challenges such as sensor integration, initial setup costs, and data security concerns were identified. The study concludes with recommendations for integrating IoT-based predictive maintenance systems into manufacturing plants to further optimize energy usage and promote sustainability.

Micro, Small, and Medium Enterprises (MSMEs) play a pivotal role in driving Indonesia's economy forward, acting as the cornerstone for inclusive and sustainable economic development. However, these enterprises face a formidable challenge in expanding their operations. While effective financial management is paramount for success, many MSME practitioners lack awareness regarding the significance of meticulous and accurate financial record-keeping. To tackle this challenge, information technology, particularly digital accounting, presents promising solutions capable of enhancing the efficiency and precision of financial reporting. This research delves into the implementation of digital accounting among MSMEs in the Sukarame district, Bandar Lampung, aiming to scrutinize its impact on business performance. Employing a qualitative approach, the study seeks to grasp the perceptions, experiences, and everyday practices of MSME practitioners concerning the utilization of digital accounting applications. Through this inquiry, it aspires to cultivate a more comprehensive and contextual understanding of the ramifications of digital accounting adoption on Lampung's MSME sector, offering pertinent insights for policy formulation and the advancement of digital accounting practices across Indonesia. Ultimately, this study aims to contribute to the body of knowledge surrounding MSMEs' integration of digital accounting, promoting sustainable growth and economic inclusivity in Indonesia.

The increasing number of motor vehicles in Indonesia produces repetitive mechanical loads on road surfaces that are rarely converted into useful energy. This study designs and evaluates a piezoelectric energy-harvesting speed bump intended to support low-power street lighting. The prototype integrates 25 piezoelectric discs (50 mm diameter) connected in series, an AC–DC bridge rectifier, a 2.7 V/500 F supercapacitor for short-term storage, and a DC–DC step-up converter to charge a 12 V battery. Field tests used a motorcycle at speeds of 5, 10, and 15 km/h with rider masses of 48, 70, and 79 kg; each condition was repeated ten times and averaged. Output voltage, current, and electrical energy per pass were measured after rectification. Results indicate that higher speed and mass increase electrical output, with a peak energy of 0.021 J at 15 km/h and 70 kg and an estimated conversion efficiency of about 0.20%. After repeated charging cycles, stored energy powered a 12 V/20 W LED lamp for several minutes. The proposed integration of series piezoelectric elements with supercapacitor buffering and step-up regulation demonstrates a feasible micro-energy harvester for traffic-dense areas and provides a basis for durability and scaling studies. Future work addresses packaging, fatigue, and multi-vehicle loading.

This study aims to examine the actualization of Islamic creed (aqidah) values and work ethic among students of the Aqidah and Islamic Philosophy Department, Faculty of Ushuluddin and Islamic Studies, UIN Sumatera Utara Medan, during their internship program at the Office of Religious Affairs (KUA) of Medan Kota District. This research employs a qualitative descriptive approach using observation, interviews, and documentation techniques. The findings indicate that aqidah values such as honesty, trustworthiness, sincerity, and responsibility are manifested in administrative tasks, religious counseling activities, and public religious services. Furthermore, the Islamic work ethic of the students is reflected in discipline, professionalism, cooperation, and commitment to work quality. The integration of aqidah values and work ethic fosters a service-oriented and devotional work pattern, indicating that the internship program serves not only as practical learning but also as a medium for internalizing Islamic values within the context of public religious services.

Da'wah is an activity that aims to invite people to the path of truth and guidance from Allah SWT, carried out orally or in writing with the spirit of calling and guiding the people. As an integral part of Islamic teachings, this da'wah requires not only sincerity but also good management so that its implementation is effective, structured, and relevant to the development of the times. In this case, management becomes an important element that includes planning, implementing, and evaluating religious programs. The values ​​contained in this management can be reflected in the Qur'an, such as strategy, trustworthy leadership, and a wise approach, emphasizing the importance of integration between da'wah and management. Management is interpreted as an-nizam or at-tanzim, which is a regulatory system that puts everything in its place. The relationship between management and da'wah is synergistic, where da'wah requires a management program and communication media to reach the community effectively and innovatively. A da'i, in this context, also has a very imaudience’s important role, namely as a manager who must understand the audience's characteristics and design the right da'wah strategy. Therefore, the integration of management in da'wah activities is one of the essential needs in building a systematic and competitive da'wah movement amidst modern social dynamics.

The healthcare industry is increasingly relying on medical textiles, particularly single-use items such as surgical gowns, masks, and drapes, to maintain hygiene and prevent infections. However, the widespread use of these single-use textiles raises significant environmental and health concerns. These items are primarily made from non-biodegradable materials, contributing to large volumes of waste and environmental pollution. The production and disposal of single-use textiles also generate carbon emissions, further exacerbating climate change. In response to these challenges, reusable medical textiles have emerged as a more sustainable alternative. Reusable textiles offer several environmental benefits, including reduced resource consumption, lower carbon emissions, and decreased waste generation. Additionally, reusable textiles can improve occupational health by reducing healthcare workers' exposure to harmful chemicals and irritants found in single-use textiles. This study compares the environmental impact and occupational health risks associated with reusable and single-use medical textiles, focusing on factors such as carbon footprint, waste generation, and chemical exposure. Life-cycle assessment (LCA) methodologies were employed to quantify the environmental impacts, while workplace exposure measurements assessed the health risks to healthcare workers. The results indicate that reusable textiles significantly reduce carbon emissions and waste compared to single-use textiles. Furthermore, reusable textiles were associated with lower levels of chemical exposure for healthcare workers. The study concludes with recommendations for healthcare systems to adopt reusable textiles to reduce environmental and health risks, while also suggesting areas for future research on sustainable textile innovations and the integration of reusable systems in healthcare facilities.

This research is motivated by the low pragmatic competence of Madrasah Ibtidaiyah (MI) students, which is shown by the high rate of pragmatic failure (65%) and learning participation (40%), as well as the lack of contextual teaching materials. The purpose of the research is to identify learning barriers, then design, and test the initial impact of pragmatic teaching material innovation based on local wisdom through language play methods. With the Design-Based Research (DBR) approach involving teachers and students of MI in Central Java, data was collected through interviews, observations, and document studies, and then analyzed thematically. The results of the study revealed three main obstacles: (1) non-contextual teaching materials, (2) limited methodological skills of teachers, and (3) low student motivation. As a solution, "PRAGAMALOKA" teaching materials were developed that transform the values of local wisdom (tepo seliro, gotong royong) and traditional games (dakon) into the core of pragmatic learning scenarios. The limited trial showed a significant increase in student engagement and positive response. This study concludes that substantive integration between local content, pragmatic goals, and play methods is the key to creating authentic and meaningful learning. Implicitly, this development model can be adopted to design other contextual teaching materials, with recommendations for further experimental tests to measure their comparative effectiveness.

This study explores the integration of Prophet Muhammad's leadership values within Islamic educational institutions, focusing on the challenges and opportunities in the digital age. The primary objective is to analyze how Islamic leadership principles can align with digital advancements while upholding core Islamic values. Using a qualitative approach through document and thematic analysis, this research identifies key challenges, including digital disparities, limited access to technology, and tensions between technological culture and traditional Islamic values. Key strategies are proposed, such as technology-based Islamic leadership training and collaborative efforts to develop digital infrastructure, along with the use of social media as a platform for disseminating Islamic educational values. The findings provide insights into how Islamic educational leadership can adapt in the digital era and suggest future research directions on the role of specific technologies in the application of Islamic leadership.

Digital transformation in village governance has become a primary strategy for enhancing efficiency and effectiveness in human resource (HR) management. This study aims to analyze the implementation of digital technology in village government HR management and its impact on productivity and administrative efficiency. Employing a systematic literature review method, this research examines implementation trends, success factors, challenges, and optimal strategies for digitalization in HR management at the village level. The findings indicate that the adoption of technologies such as electronic Human Resource Management (e-HRM), cloud computing, and village information systems contributes to faster administration, increased accountability, and optimized performance of village officials. However, challenges remain in technology adoption, including low digital literacy among village officials, limited information and communication technology (ICT) infrastructure, as well as regulatory and policy constraints. To overcome these hurdles, a comprehensive strategy is required, encompassing capacity building through training, strengthening digital infrastructure, and fostering collaboration among central government, village governments, and the private sector. With appropriate policy implementation, the integration of digital technology in village-level HR management can improve public service quality and support more modern and responsive governance.

This study investigates the role of Islamic social finance in supporting green economy development across Muslim-majority countries. Islamic social finance instruments, including zakat, waqf, and sadaqah, are designed to redistribute wealth ethically and address social inequalities, while also offering potential for financing environmentally sustainable projects. Using a quantitative research design and econometric modeling with panel data, the study analyzes the impact of these instruments on environmental performance indicators such as the Green Economy Index (GEI) and Environmental Performance Index (EPI). Secondary data are collected from international sources including the OIC Statistical Database, the World Bank, and the Islamic Development Bank, covering selected countries such as Indonesia, Malaysia, Saudi Arabia, Turkey, Pakistan, and Egypt. The analysis includes independent variables representing zakat distribution, waqf assets, and sadaqah volume, with control variables including GDP per capita, governance indicators, and population growth. Descriptive statistics reveal substantial variation in Islamic social finance and environmental performance across countries, indicating the importance of institutional governance and policy integration. Econometric results demonstrate a positive correlation between zakat and waqf development and environmental performance, while sadaqah contributes positively but to a lesser extent. These findings suggest that Islamic social finance can directly support environmental projects, including renewable energy initiatives, sustainable agriculture, and green infrastructure, complementing conventional fiscal tools. The study highlights the advantages of Islamic social finance in promoting justice, sustainability, and ethical allocation of resources, and it emphasizes the need to integrate green objectives into zakat and waqf operational frameworks. Policy recommendations include mainstreaming Islamic social finance into national green policies, enhancing governance and transparency, and encouraging cross-sector collaboration between financial institutions and environmental agencies. Future research is suggested to explore micro-level impacts on household and community environmental behaviors and to conduct comparative studies across regions. Overall, the study underscores the potential of Islamic social finance as a faith-driven, socially inclusive, and environmentally sustainable mechanism for supporting long-term green economic development.

This study explores the integration of Augmented Reality (AR) simulations in middle school science education, focusing on improving students’ conceptual understanding of complex topics such as metamorphosis. The research adopts an experimental design with a treatment group using AR simulations and a control group utilizing traditional teaching methods. The study aims to determine the effectiveness of AR in enhancing students' engagement, motivation, and understanding, as well as to evaluate the perceptions of both students and teachers regarding its use in the classroom. Data is collected through pre-tests and post-tests to measure conceptual understanding, along with perception questionnaires to gather feedback on the AR learning experience. The results of this study are expected to reveal that students in the AR treatment group will demonstrate greater improvements in their conceptual understanding compared to those in the control group. Additionally, it is anticipated that both students and teachers will report positive feedback on the use of AR, citing its interactive and immersive nature as a key factor in boosting motivation and engagement. The study also addresses challenges such as access to technology, cost, and the need for teacher training in effectively integrating AR into the curriculum. The findings suggest that AR can significantly enhance science learning outcomes, making complex concepts more accessible and engaging. The study concludes with recommendations for schools to adopt AR technology, ensure teacher training, and invest in the necessary resources to support AR integration in the classroom. By doing so, AR can play a pivotal role in improving middle school science education.

This study explores the impact of culturally responsive pedagogy (CRP) on student engagement and academic performance in multicultural classrooms. As educational environments become increasingly diverse, CRP has emerged as a critical approach to meet the needs of students from various cultural backgrounds. This quasi-experimental study involved students from multicultural classrooms across multiple schools, with one group implementing CRP strategies and a control group using traditional teaching methods. Data was collected through surveys assessing student engagement and academic records to measure performance before and after the implementation of CRP practices. The findings indicate that students in CRP classrooms exhibited significantly higher engagement levels and improved academic performance compared to the control group. The increased student participation, motivation, and academic success were attributed to the integration of culturally relevant content that resonated with students’ cultural identities. The study highlights several challenges in the implementation of CRP, including the need for professional teacher training, curriculum adaptation to incorporate cultural relevance, and strong policy support. It also underscores the importance of teacher preparedness, curriculum adaptation, and institutional support in ensuring the effective implementation of CRP. The study’s results align with international best practices, demonstrating that CRP significantly enhances student outcomes, particularly among minority cultural groups. Future research should focus on the long-term effects of CRP and its scalability across various educational contexts to further understand its impact on academic achievement and engagement in diverse classroom settings.

Rapid urbanization in major cities has led to the decreasing availability of green spaces, exacerbating urban challenges such as the Urban Heat Island (UHI) effect, high energy consumption in buildings, and air pollution. In response, green architecture innovations like green roofs and vertical farming present opportunities for reducing carbon footprints and improving urban sustainability. This study explores the potential for life-cycle carbon footprint reduction through the integration of green roofs and vertical farming systems in high-rise buildings, focusing on energy savings, environmental impact, and air quality improvements. Using Life-Cycle Assessment (LCA) methodology, the research evaluates carbon emissions reduction, operational energy savings, and ecosystem benefits from different building scenarios. Simulation models were developed for conventional high-rise buildings and those incorporating green roofs and vertical farming. EnergyPlus, SketchUp, and SimaPro software were used for energy consumption calculations and carbon emissions modeling. The study analyzes various intervention scenarios-baseline (no vegetation), green roof only, vertical farming only, and a combined system-based on tropical climate data from cities like Jakarta, Surabaya, and Kuala Lumpur. Results reveal that the integration of both green technologies significantly reduces cooling demand, lowers CO₂ emissions, and improves urban microclimates by reducing surface temperatures and enhancing air quality. Policy recommendations and guidelines for adopting green construction practices in tropical regions are provided, alongside suggestions for future research on optimizing these technologies, conducting economic modeling, and evaluating multi-building approaches at a district scale.

The rapid advancement of modern computing has driven extensive research on numerical algorithms for solving large-scale systems of linear equations. Classical methods such as LU decomposition, Jacobi, and Gauss–Seidel have been revisited and optimized to leverage parallel architectures, GPUs, and even quantum platforms. Recent studies demonstrate that optimized algorithms can reduce computation time by more than 50% while maintaining high accuracy in solving high-dimensional problems. LU decomposition, particularly in its parallel and GPU-based implementations, has shown superior performance in batch processing and industrial-scale simulations. Meanwhile, iterative methods such as Jacobi and Gauss–Seidel remain relevant due to their flexibility in numerical modeling, with further developments for block matrix systems, finite element applications, and FPGA architectures. The integration of these enhanced algorithms is not only beneficial for the advancement of scientific software development but also supports practical applications in engineering simulations, large-scale data optimization, and machine learning. Therefore, an integrative review of modern numerical algorithm developments is crucial in bridging the gap between industrial demands and research progress in scientific computing.

The development of the park at Sunan Giri University Surabaya aims to improve the integration of the green environment on campus through the utilization of ecological, social, cultural, economic, and aesthetic functions of the park as a green open space. This research uses the Asset-Based Community Development (ABCD) method to develop the park as a green space at Sunan Giri University Surabaya. The ABCD method focuses on utilizing community assets, such as available land and the support of the academic community, to design parks that function ecologically, aesthetically, socially, and economically. Through observation and focus group discussions, community needs and potentials were identified for garden planning. Project implementation was carried out in stages involving active participation from the campus community. The results showed that the developed garden successfully improved the aesthetics and tidiness of the campus environment and supported social and cultural functions. The evaluation showed that the success of the program was influenced by community support and land availability, despite challenges such as dry soil conditions. The development of this garden is expected to become a model of environmental sustainability and strengthen the university's image as an institution that cares about the environment.