University of North Sumatra

Repositori Institusi Universitas Sumatera Utara
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    The Use of Maltooligosaccharide from Purple Sweet Potato as Fat Replacer in Making Low-Fat Ice Cream

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    The prevalence of overnutrition in Indonesia had increased, presenting a challenge for the food industry to reformulate products that meet specific dietary and health needs. Ice cream was a popular product widely consumed by various segments of society. This research was aimed to determine the effect of using purple sweet potato maltooligosaccharide as fat replacer on the physical, chemical, and sensory characteristics of low-fat ice cream. This research used a non-factorial Completely Randomized Design (CRD) method with a single factor, namely the addition of purple sweet potato maltooligosaccharide (M): (0%, 10%, 20%, 30%, 40%, and 50%). The results showed that the use of purple sweet potato maltooligosaccharide as fat replacer had a highly significant effect (P0,05) on the hedonic parameters of aroma. Low-fat ice cream with the best quality was determined using the Topsis (Technique for Order Preference by Similarity to Ideal Solution) method, namely low-fat ice cream with the use of 50% purple sweet potato maltooligosaccharide which had an overrun value of 17,45%, melting rate 1452,75 seconds, anthocyanin content 14,28 mg/100g, fat content 3,35%, antioxidant activity 75,47% and sensory characteristics that can be accepted by panellists.110 PagesSkripsi Sarjan

    Professional Work Practice of Pharmacist in the Pharmaceutical Industry at PT. Prima Medika Laboratories, Tangerang

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    Background: The pharmaceutical industry is a business entity that has obtained legal authorization to manufacture drugs substances. All manufactturing activities must somply with Good Manufacturing Practices (GMP). Pharmacists play a key role in the pharmaceutical indtsry since they are required to possess proper qualifications, knowledges, experience, and skillls to ensure that the implemetation of GMP is Carried out in accordance with the wtablished requirements. Objective: The Professional Work Practice of Pharmacists (PKPA) aims to provide pharmacy students with an understanding of the roles, functions, and responsibilites of pharmacists in the pharmaceutical indtsry, as well as to gain practical experience in the application of GMP in pharmaceutical manufacturing. This program also equips students with practical skills and insights in carrying out pharmaceutical activities in the industry, specifically at PT. Pima Medika Laboratories. Summary: The PKPA at PT. Prim aMedika Lboratories was conducted from 05 may – 26 june 2025, with primary placement in the Quality Assurance (QA). In addition, students were introduced to various other departements through indyction and training sessions. Phrmacists play an essential role in ensuring the quality of pharmaceutical preparations, from raw material to finished products. PT. Prima medika Laboratories ha consistenly applied all aspects of GMP, including quality management systems, personnel, facilities, equipment, sanitation and hygienen, production, quality control, self-inspection, quality audits, documentation, validation, and qualification. Conclusion: After completing the PKPA at PT. Prima Medika Laboratories, it can be concluded that pharmacists are key personnel in the phrmaceutical industry with responsivilities in prdoduction, quality asssurance, and quality control. This program provides pharmacy students with knowlwedge, skill, and practical experinece regarding the implementation of GMP in the pharmaceutical indtsry. PT. Prima Medika Laboratories has m\de onstrated consistent im plementation of GMP in all espects to ensure that every manufactured drug is safe, effective, and of high quality.118 PagesKarya Tulis Profes

    Implementation of Internet of Things (IoT) in Automatic Street Light System Using ESP32 Based Solar Cell

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    The development of Internet of Things (IoT) technology is increasingly being applied in everyday life, including in street lighting systems. This final project discusses the implementation of IoT in an automatic street lighting system based on the ESP32 microcontroller and powered by solar cells. The system is designed to automatically turn the lights on at night and off during the day by detecting light intemsity using an LDR sensor. In addition, the system is integrated with the Blynk application, allowing usesrs to monitor the lamp condition in real-time and remotely control the system via an internet connection. A solar panel used as the main power source to reduce dependence on conventional electricity. The test results show that the system operates effectively according to environmental conditions and can be effeciency controlled via the Blynk application.52 PagesKertas Karya Diplom

    Social Solidarity among Online Motorcycle Taxi Drivers within the Community (A Case Study of the Sahabat Grab Matic Medan Community)

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    This study aims to analyze the forms of social solidarity among online motorcycle taxi drivers in the Grab Matic Friends Community in Medan. The background of the study is based on the importance of solidarity as a social bond that supports the sustainability of drivers' work amidst challenges such as competition, income uncertainty, and risks on the road. The study used a qualitative approach with a case study method. Data were collected through in-depth interviews, observations, and documentation of 14 informants consisting of administrators, members, users, and Grab app providers. The results show that social solidarity in this community is formed through two main patterns according to Emile Durkheim's theory: mechanical solidarity and organic solidarity. Mechanical solidarity is evident in similarities in profession, values, and experience, which encourages a sense of shared destiny, togetherness, and practices of mutual assistance, such as moral support, fundraising, and emergency assistance on the road. Organic solidarity is reflected in the division of labor and interdependence among members based on expertise or services taken, for example between passengers, food, or other services. The presence of the community not only strengthens social ties but also improves the welfare of members through the exchange of information, emotional support, and social activities. This study confirms that social solidarity is an important asset in maintaining job sustainability and creating a harmonious work environment for online motorcycle taxi drivers.203 PagesSkripsi Sarjan

    Effectiveness of Electoral Information Dissemination in 2024 within the Environment of KPU Kota Medan

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    The dissemination of electoral information is a process of delivering messages containing facts or data that are in accordance with clear and correct realities regarding the stages of electoral implementation from the central General Election Commission to implementers in the field. The purpose of this research is to determine the effectiveness of the dissemination of electoral information in 2024 in the environment of the General Election Commission of Medan City. This research used a quantitative approach with a survey method through open questionnaires, and observation with 19 employees and officers who were respondents at the General Election Commission of Medan City. The data collection technique in this research was carried out by distributing questionnaires using Google Form. The theory used was Duncan’s effectiveness theory with three main indicators, namely goal achievement, integration, and adaptation. The results of the research showed that the dissemination of electoral information in 2024 at the General Election Commission of Medan City was included in the fairly effective category with an average percentage of 64%. In the aspect of goal achievement, the level of effectiveness reached 61%, which showed that the information delivered by the General Election Commission was able to reach the target and support the implementation of tasks. In the aspect of integration, the result obtained was 63%, which meant that coordination between divisions had been established although it was not yet fully optimal. Meanwhile, the adaptation aspect obtained a percentage of 67%, in which the utilization of social media such as WhatsApp and Instagram sufficiently helped the dissemination of information, but was still constrained by limited facilities and infrastructure as well as variations in employees’ abilities to use technology. Thus, the effectiveness of the dissemination of electoral information in 2024 in the environment of the General Election Commission of Medan City is considered fairly effective.88 PagesSkripsi Sarjan

    Collaborative Governance In Handling People With Mental Disosrders (ODGJ) In Medan

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    This research aims to describe the implementation of Collaborative Governance between the community and the government in handling People with Mental Disorders (ODGJ) in Medan City. So there is a need for collaboration between governments to deal with People with Mental Disorders (ODGJ) as listed in the 1945 Constitution. Based on data, the number of ODGJ in Medan City shows a significant increase every year, with various challenges such as lack of public understanding, limited health facilities, and social stigma towards people with mental disorders. This research refers to four indicators of the success of Collaborative Governance according to Ansell and Gash (2007), namely: institutional design, facilitative leadership, collaboration process, and initial conditions. The research results show that collaboration between stakeholders is not yet completely synergistic, especially in building trust, effective communication and clear division of responsibilities. This research uses a descriptive method with a qualitative approach to describe the situation, conditions and collaboration process involving the Health Service, Social Service and community institutions in dealing with schizophrenia problems. The results of this research based on the indicators of Ansell and Gash (2007) show that the collaborative governance carried out by the Social Service and the Medan City Health Service is not optimal. This can be seen from the lack of clarity regarding the regulations and functional tasks that must be carried out. So far, in handling schizophrenia in the city of Medan, the two departments have always carried out their duties independently or at each agency. There has not been good cooperation between the two departments.159 PagesSkripsi Sarjan

    Analysis of The Availability of Facilities and Infrastructure of The Library and Archives Office of Serdang Bedagai Regency

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    This research aims to analyze the availability of facilities and infrastructure at the Library and Archives Office of Serdang Bedagai Regency in supporting library services to the community. Adequate facilities and infrastructure are important factors in improving the quality of services and the reading interest of the community. This research used a qualitative descriptive approach with data collection techniques through observation, interview, and documentation. The results of this research showed that in general the library already had infrastructure and basic facilities that quite supported the operational activities of the library, such as bookshelves, computers, AC, and a comfortable reading room. However, several shortcomings were still found when compared to the Regulation of the National Library of the Republic of Indonesia Number 2 of 2024 concerning National Standards of the Republic, including the lack of magazine racks, audio-visual racks, reading tables, and the unavailability of journal racks, visual impairment reading tools, and internet access. In addition, the library location which was less strategic also became an obstacle in reaching the wider community and the building size was not yet adequate based on the local population. Therefore, the improvement of facilities and infrastructure gradually as well as the development of technology-based and mobility-based services is necessary so that the library can function optimally as a community literacy center.80 PagesSkripsi Sarjan

    Community Empowerment in Kampung MATFA Indonesia through the Practice of Compassion Teachings by Tuan Guru and Tuwan Imam.

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    This research investigates the community empowerment practices in Kampung MATFA Indonesia, a unique spiritual and communal village located in Telaga Said Village, Sei Lepan Subdistrict, Langkat Regency, North Sumatra. The empowerment model in this community is shaped by the compassionate teachings of Y.M. Tuan Guru and is institutionalized through the leadership of his successor, Tuwan Imam. The study applies a qualitative descriptive method, using data collection techniques such as participant observation, in-depth interviews with key informants, and documentation review. The findings show that Kampung MATFA adopts a holistic empowerment strategy that integrates spiritual, social, and economic dimensions through a compassion-centered framework. The leadership of Tuwan Imam is central to the community‟s daily life, guiding activities that range from religious education and decision-making collective worship to economic sectors such as agriculture, fisheries, livestock, small-scale industries, and the management of a communal bottled water company (HANICHA). Social institutions like the Baitul Maal, communal kitchens, and educational programs for children and adults further reinforce this system of empowerment. The community employs the Asset-Based Community Development (ABCD) approach by mobilizing internal resources, talents, and values within the community, rather than relying on external assistance. This approach is complemented by Participatory Rural Appraisal (PRA) techniques that emphasize inclusive through regular musyawarah (community deliberation), collective planning, and participatory evaluation. Moreover, the study also addresses external perceptions of the community—ranging from admiration for its unity and self-reliance to criticisms of authoritarianism or indoctrination—offering a nuanced analysis of local spiritual leadership in a modern context. The research concludes that Kampung MATFA demonstrates a model of alternative empowerment that blends spiritual devotion, strong leadership, cultural values, and cooperative economics. The institutionalization of compassion as a guiding principle has enabled the development of a self sustaining, harmonious society that may serve as a reference for culturally rooted community development elsewhere.113 PagesSkripsi Sarjan

    Analysis of Generation, Composition, Characteristics and Strategy of Waste Awareness Environmental Campaign at the University of North Sumatra (Case Study: Faculty of Psychology, Faculty of Nursing and Rector's Office of the University of North Sumatra)

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    This research is motivated by previous studies that have not specifically indicated waste generation at the three research locations within the University of North Sumatra (USU). The objective of this study is to determine the waste generation, composition, and characteristics, as well as the appropriate campaign media for the research locations at USU. Measurements of waste generation, composition, and characteristics were based on SNI 19-3694-1994, while data for determining appropriate campaign media were obtained by distributing questionnaires to lecturers, students, and employees at the research locations. The waste generation rates at each research location were 0,083 kg/person/day and 1,314 L/person/day (Rector's Bureau), 0.010 kg/person/day and 1,207 L/person/day (Faculty of Psychology), and 0,205 kg/person/day and 2,303 L/person/day (Faculty of Nursing). The highest organic and inorganic waste compositions at each location were dominated by food waste (21,48%) and others (42,55%) at the Rector's Bureau; leaves (54,12%) and plastic (14,28%) at the Faculty of Psychology; and leaves (37,13%) and others (20,99%) at the Faculty of Nursing. The highest moisture content for organic waste was found at the Rector's Bureau on the fourth day (92,594%), while for inorganic waste, it was found at the Rector's Bureau on the second day (2,197%). The highest volatile matter content for organic waste was found at the Faculty of Psychology on the eighth day (22,020%), whereas for inorganic waste, it was found at the Faculty of Psychology on the fourth day (99,850%). The highest ash content for organic waste was found at the Faculty of Psychology on the second day (0,448%), while for inorganic waste, it was found at the Faculty of Nursing on the eighth day (12,512%). The appropriate campaign media to be used in the Waste Awareness Environmental Campaign at USU for lecturers, students, and employees are posters and banners.131 PagesSkripsi Sarjan

    Iskandar Muda Hotel and Mall

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    The rapid development of the tourism sector in Indonesia has had a significant impact on the national economy, including in the city of Medan which has experienced an increase in the number of tourists. This drives the need for accommodation facilities that are not only functional, but also have high aesthetic value. Jalan Iskandar Muda, as a strategic area with high land prices, has great potential for the development of mixed-use concept hotels. This concept combines various functions in one building, such as accommodation, shopping centers and entertainment, in order to optimize land use and construction cost efficiency. In designing this mixed-use hotel, integration between function and aesthetics is the main aspect that is considered. The application of modern architecture was chosen because it emphasizes space efficiency, material innovation and clarity of function, while also being in harmony with the character of the surrounding environment. With this approach, the hotel design not only meets the needs of tourists and local communities, but also creates visual appeal and increases the value of the area as a whole.168Skripsi Sarjan

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