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Nurhusna H. Umar; Nila Widya Keswara

Jurnal Praba : Jurnal Rumpun Kesehatan Umum 2025 STIKES Columbia Asia Medan

Breast milk production during the postpartum period is a crucial factor in successful breastfeeding and achieving exclusive breastfeeding. However, during the early postpartum period, many postpartum mothers experience difficulties in breast milk production, influenced by physical and psychological conditions. One non-pharmacological intervention that can be used to help facilitate breast milk production is oxytocin massage, which aims to stimulate the release of the hormone oxytocin and increase the let-down reflex. This study aims to analyze the effect of oxytocin massage on breast milk production in postpartum mothers at the Marisa Community Health Center. This study used a quantitative pre-experimental design with a one-group pretest–posttest approach. The study sample consisted of 30 postpartum mothers selected using purposive sampling according to the inclusion criteria. Breast milk production was measured before and after the oxytocin massage intervention using a structured observation sheet with units of milliliters (ml). Data analysis was performed using univariate and bivariate methods. Normality was tested using the Shapiro–Wilk test, while differences were tested using the Wilcoxon signed-rank test. The results showed that the average milk output before oxytocin massage was 18.00 ± 5.95 ml, and increased to 51.83 ± 10.94 ml after the intervention. The Wilcoxon test showed a p-value of 0.000 (p < 0.05), indicating a significant effect of oxytocin massage on increasing breast milk output. It was concluded that oxytocin massage is effective as a non-pharmacological intervention to increase breast milk production in postpartum mothers and can be integrated into postpartum care in primary health care services.

Sulistiwaty Sulistiwaty; Raden Maria Veronika Widiatrilupi

Jurnal Sains dan Kesehatan (JUSIKA) 2025 Universitas Muhamadiyah Manado

Labor pain is a significant challenge faced by in-partum mothers, with a prevalence of 70% in Indonesia, and 40% of women reporting severe pain (Central Statistics Agency, 2022). Conventional pharmacological methods often do not provide optimal results and can cause side effects. As a non-pharmacological alternative, oxytocin massage has shown promise in reducing labor pain intensity by stimulating the endogenous production of oxytocin, a natural analgesic hormone. This study aimed to assess the effect of oxytocin massage on labor pain intensity in in-partum mothers at Manado Medical Center Hospital. A pre-experimental design with a one-group pre-test post-test approach was used. The sample consisted of 30 in-partum mothers who met the inclusion criteria. Pain intensity was measured using the Numeric Rating Scale (NRS) before and after a 30-minute oxytocin massage administered by trained health workers. Data were analyzed using a paired t-test. The results showed a significant reduction in pain intensity from an average of 7.23 (SD=1.08) before the massage to 4.63 (SD=1.11) afterward, with a decrease of 2.6 points. The proportion of mothers experiencing severe pain decreased from 50% to 20%, while mild pain increased from 16.7% to 46.7%. The paired t-test revealed a highly significant difference with t=10.274 (df=29), p=0.000 (p<0.05). In conclusion, oxytocin massage is an effective non-pharmacological intervention that can significantly reduce labor pain and improve the birth experience. It can be incorporated into standard maternity nursing protocols to enhance maternal care.

Novita Abdullah; Reny Retnaningsih

Jurnal Praba : Jurnal Rumpun Kesehatan Umum 2025 STIKES Columbia Asia Medan

The active phase of labor is a crucial stage that determines the progress and success of the delivery process. Prolonged labor during this phase can increase the risk of maternal complications and reduce the comfort of the laboring mother. Various non-pharmacological interventions have been developed to support the physiological progress of labor, including acupressure at the SP6 point and oxytocin massage. This study aims to analyze the differences in the effects of SP6 acupressure and oxytocin massage on the duration of the active phase of labor at the Galala Health Center in the Tidore Islands. This study used a quasi-experimental design with a comparative approach in two intervention groups. The sample consisted of 40 mothers in the first stage of active labor who met the inclusion criteria, with 20 respondents in the SP6 acupressure group and 20 respondents in the oxytocin massage group. The duration of the first stage of labor was calculated from 4 cm cervical dilation to complete 10 cm dilation and recorded using a partograph. Data were analyzed univariately to describe the distribution of labor duration and bivariately using the Mann–Whitney U test to assess the difference between the two groups. The results showed that the median duration of the first stage of labor in the SP6 acupressure group was shorter than in the oxytocin massage group. The Mann–Whitney test showed a statistically significant difference between the two intervention groups (p < 0.05). The conclusion of this study indicates that SP6 acupressure is more effective than oxytocin massage in shortening the duration of the first stage of active labor. These findings support the use of SP6 acupressure as a safe and effective nonpharmacological intervention in intrapartum midwifery care in primary health care facilities.

Rafa Shafeya Pramonoputri

Harmoni: Jurnal Ilmu Komunikasi dan Sosial 2025 International Forum of Researchers and Lecturers

Media relations, as an important part of Public Relations, supports the success of a program efficiently and at low cost through publicity techniques. The role of mass media, especially television, is significant in delivering information, entertainment, and education. Public Relations at PT Surya Citra Media (SCM) plays an active role in designing strategies to support the success of a program. This study analyzes the strategies used by SCM to increase media engagement for the special event "Konser Raya 3 Dekade Indosiar Luar Biasa" using a descriptive qualitative method with in-depth interviews and observations. Interviews were conducted with two relevant sources. The first resource person is the Head of Public Relations at PT Surya Citra Media (SCM) and the second resource person is the Public Relations Officer of PT Surya Citra Media (SCM) where both sources are equally responsible for the supervision and implementation of all public relations activities at PT Surya Citra Media (SCM). The results show that SCM has successfully implemented effective media relations strategies to improve media engagement.

Daulat Nathanael Banjarnahor; Firinta Togatorop; Doris Yolanda Saragih; Sardo Pratama Purba

Jurnal Hasil Kegiatan Bersama Masyarakat 2025 Asosiasi Riset Ekonomi dan Akuntansi Indonesia

The journey and development of human life in the world today, consciously or unconsciously, have entered the period or era of Society 5.0. This Society 5.0 era is characterized by the massive integration of physical and digital spaces, which on one hand opens up unlimited innovation opportunities, but on the other hand presents complex challenges to national unity and identity. This Community Service (PkM) activity is based on the urgency to strengthen the foundational character of students in general, and students of Politeknik Bisnis Indonesia in particular, so that they are not merely spectators, but active players who have a positive impact amid the technological disruption era of Society 5.0. Therefore, this PkM activity is designed and implemented to address the need for strengthening digital literacy that is ethical and nationally minded for students. From the PkM activities that have been carried out at Politeknik Bisnis Indonesia under the title “Building National Insight for Students with Character and Impact in the Society 5.0 Era concludes that it is necessary to understand national insight from an early age so that the nation's next generation realizes early on that they are part of the nation and the state of Indonesia, and by understanding and being able to internalize the values or pillars of national insight, they can have a positive impact on community life, nationhood, and statehood in the Unitary State of the Republic of Indonesia.

Ikhwan Nur Ramadhan; Damar Arrya Akbar A; Fajar Kurniawan; Herdandi Bagus A.P.

Presidensial : Jurnal Hukum, Administrasi Negara, dan Kebijakan Publik 2025 Asosiasi Peneliti dan Pengajar Ilmu Hukum Indonesia

This study explores how the drafting process of the Bill (RUU) for the Revision of the Indonesian National Armed Forces (TNI), which was approved to become Law Number 3 of 2025, occurred amidst massive public protests, with an emphasis on violations of the principles of openness, participation, and accountability as regulated in the 1945 Constitution and Law Number 12 of 2011 concerning the Formation of Legislative Regulations. The public's rejection illustrates the potential for abusive law making, threats to civilian dominance, and the possibility of a return to the dual function of the military from the New Order period, supported by protests, petitions from civil society organizations such as NU, WALHI, and KONTRAS, as well as an application for constitutional review to the Constitutional Court. Adopting the perspective of Habermas’s theory of deliberative democracy and Weber’s concept of legitimacy, this research asserts that the argument for the annulment of this Bill is growing stronger, in order to uphold democratic law making and the protection of human rights.

Husen, Mohammad Husen; Mohammad Saied; Nur Rizqiyanti; Ahmad Ilzamul Hikam

Jurnal Ilmu Pendidikan, Bahasa, Sastra dan Budaya 2025 Asosiasi Periset Bahasa Sastra Indonesia

. Film as a mass communication medium not only functions as entertainment, but also as a means of representing power relations in society. Miracle in Cell No. 7 works by Hanung Bramantyo show various forms of official domination and legal inequality which are relevant to be studied through a hegemony perspective. This research aims to describe the forms of hegemony that appear in the film and interpret the social criticism conveyed through the narrative and visualization. The research uses qualitative methods with listening and note-taking techniques, then the data is analyzed through reduction, presentation and drawing conclusions based on Antonio Gramsci's theory of hegemony. The research results show that this film contains four forms of hegemony: ideological hegemony through the instillation of disciplinary values; hegemony of power through apparatus domination and abuse of authority; cultural hegemony through the imposition of a single standard of behavior; and moral hegemony through the formation of ethical judgments that benefit those in power. These findings indicate that films not only present emotional stories, but also present criticism of legal injustice and structural domination. This research confirms that visual media plays an important role in forming public awareness regarding the practice of power in social life.

Husen, Mohammad Husen; Mohammad Saied; Nur Rizqiyanti; Ahmad Ilzamul Hikam

Jurnal Ilmu Pendidikan, Bahasa, Sastra dan Budaya 2025 Asosiasi Periset Bahasa Sastra Indonesia

. Film as a mass communication medium not only functions as entertainment, but also as a means of representing power relations in society. Miracle in Cell No. 7 works by Hanung Bramantyo show various forms of official domination and legal inequality which are relevant to be studied through a hegemony perspective. This research aims to describe the forms of hegemony that appear in the film and interpret the social criticism conveyed through the narrative and visualization. The research uses qualitative methods with listening and note-taking techniques, then the data is analyzed through reduction, presentation and drawing conclusions based on Antonio Gramsci's theory of hegemony. The research results show that this film contains four forms of hegemony: ideological hegemony through the instillation of disciplinary values; hegemony of power through apparatus domination and abuse of authority; cultural hegemony through the imposition of a single standard of behavior; and moral hegemony through the formation of ethical judgments that benefit those in power. These findings indicate that films not only present emotional stories, but also present criticism of legal injustice and structural domination. This research confirms that visual media plays an important role in forming public awareness regarding the practice of power in social life.

Muhammad Afaq Ahmad Khan; Syamsul Hadi; Ramadhani Rafi Rasheesa; Sulaiman Sulaiman

Manufaktur: Publikasi Sub Rumpun Ilmu Keteknikan Industri 2025 Asosiasi Riset Ilmu Teknik Indonesia

The problem lies in the inconsistent quality of M10 hexagonal head bolts with a spacing of 1.5 mm, a bolt length of 100 mm and slow production speed for manual production. The purpose of the analysis is to obtain consistent, standard, and productive quality of M10 hexagonal head bolts with a spacing of 1.5 mm, a bolt length of 100 mm. The analysis method includes the selection of AISI 1040 raw materials with a diameter of 10 mm in the form of rolls, the determination of the production process through raw material inspection, diameter reduction from 10 mm to 9.8 mm, the formation of hexagonal heads with a machine, cutting the length of the bolts and the bolt end chamfer, making M10 threads with a range of 1.5 mm with a machine, hardening, 10 m thick Zinc coating, thread profile inspection, sample hardness test, and sample tensile test. The results of mass production with the machine obtained a hexagonal head bolt with a thread size of M10x1.5 mm, a bolt length of 100 mm, a capacity of 500 units/hour in accordance with the ISO 9001:2015 standard with a hardness of 30 HRC and a tensile strength of 830 MPa at a cost of Rp. 1133/bolt and a process duration of 8.3 minutes/bolt which implies that product quality can be more guaranteed to be consistent and uniform.

Sulthan Massora; Olivia Devi Yulian Pompeng; Lisa Kuniasari Wibisono

Prosiding Seminar Nasional Manajemen dan Ekonomi 2025 Universitas Kristen Indonesia Toraja

This study aims to analyze the effect of workload and work stress on the performance of teachers at Madrasah Aliyah Negeri Tana Toraja. The study uses a quantitative approach with a population of 38 teachers, all of whom were selected as the sample using the total sampling technique. Data collection was carried out using questionnaires, and data analysis was performed using multiple linear regression assisted by SPSS version 26. The results show that workload has a significant positive effect on teacher performance, with a t-value of 2.081, which is greater than the t-table value of 2.030, indicating a significant positive relationship between the two. In addition, work stress also has a significant positive effect on teacher performance, with a t-value of 8.046, which is greater than the t-table value of 2.030. Simultaneously, both variables have a significant effect on teacher performance at Madrasah Aliyah Negeri Tana Toraja. In conclusion, an increase in workload and work stress, when managed properly, can improve teacher performance. Therefore, it is important for the school to pay attention to managing workload and work stress to optimize teacher performance.

Ambo Masse; Muhammad Natsir Mallawi; Indriati Amirullah; Syafaruddin Syafaruddin; Nurasia Natsir +7 more

Jurnal Pelayanan dan Pengabdian Masyarakat Indonesia (JPPMI) 2025 Sekolah Tinggi Ilmu Administrasi Yappi Makassar

This Community Service Program (PKM) was conducted with the primary objective of enhancing understanding, awareness, and skills among youth in Parangloe District in preventing drug abuse. Drug abuse has become one of the greatest threats to the development of young generations in Indonesia, including in Parangloe District, which has begun to show indicators of increasing risk. This activity focused on education-based prevention efforts and youth empowerment through a peer educator approach, whereby youth were trained to become agents capable of disseminating information and positive influence within their communities. The program was implemented through a series of socialization sessions, seminars, interactive discussions, and peer youth training. The materials provided covered understanding various types of drugs, causal factors of abuse, health impacts, social and legal consequences, and prevention strategies applicable at the family, school, and community levels. The results demonstrated increased participant knowledge, formation of Peer Youth Groups Concerned with Anti-Drug Efforts, and growing commitment to undertake sustainable prevention measures. This PKM activity had a significant impact on strengthening social resilience in Parangloe District and building an active role for youth as pioneers of the anti-drug movement.

Isnaini Lilis Elviyanti; Syukron Ahmad Aftah; Titi Maemunah; Dwiyono Waluyo; M. Ngabdul Kafi

Jurnal Riset Rumpun Matematika dan Ilmu Pengetahuan Alam 2025 Pusat riset dan Inovasi Nasional

Processing plastic waste into fuel oil with pyrolysis technology. Research on plastic oil as an alternative fuel has been widely conducted. One of them is research on processing plastic bag waste into fuel oil with pyrolysis technology. In this study, a set of pyrolysis equipment was made by Lecturers and Students of UMNU Kebumen. The plastic waste used in this study was 1 kg of plastic bag. Meanwhile, the pyrolysis process used a temperature of 250oC-300oC. The fuel oil produced in the pyrolysis process of this study was approximately 400 ml. The average density of fuel oil from plastic bag waste was 0.733 gr/ml. The results of this density calculation are in the possibility of the density of gasoline, namely 0.710 gr/ml to 0.770 gr/ml. This pyrolysis process shows great potential for converting plastic waste into an environmentally friendly alternative energy source. Furthermore, the efficiency of this pyrolysis technology can be improved by adjusting the temperature and processing time, as well as by selecting a wider variety of plastic types. This technology has the potential to be applied more widely in plastic waste management within the community as a solution to reduce environmental pollution while generating renewable energy.

Muhammad Ilham Mansis; Riza Pahlevi; Ronald Naibaho; Eko Arip Winanto

Prosiding Seminar Nasional Ilmu Teknik 2025 Asosiasi Riset Ilmu Teknik Indonesia

The massive adoption of Internet of Things (IoT) devices is expanding the cyberattacks surface, particularly by the Mirai botnet, which exploits the dynamic characteristics of data traffic. This research proposes a Mirai detection approach based on a Recurrent Neural Network (RNN) optimized using Bayesian Optimization to improve prediction accuracy on sequential data. Unlike previous studies, this research utilizes the latest CIC IoT-DIAD 2024 dataset and applies probabilistic optimization to the hyperparameter space, including RNN units, dropout, and learning rate. The experiment was conducted on 201,021 valid data points, with dimensionality reduction using PCA as the optimal point to represent essential features without redundancy. The results show a significant increase in accuracy from 97.95% to 99.69%, accompanied by an 84% decrease in False Negatives, an 86% decrease in False Positives, and an AUC value of 0.9999. These findings confirm that integrating RNN and Bayesian Optimization not only improves numerical performance but also strengthens the reliability of the intrusion detection system for modern IoT ecosystems with controlled computational loads.

Bella Riska Ayu; Junie Harista; Erina Chintya Angraini

Jurnal Praba : Jurnal Rumpun Kesehatan Umum 2025 STIKES Columbia Asia Medan

Lower back pain is one of the most common discomforts experienced by third-trimester pregnant women due to increased uterine size, postural changes, and musculoskeletal strain. Complementary therapies such as effleurage massage offer a non-pharmacological, safe, and easily applicable technique to reduce pregnancy-related pain. This study aimed to examine the effect of effleurage massage on reducing lower back pain among third-trimester pregnant women at TPMB Lina Contesa. This research employed a quasi-experimental one-group pretest–posttest design. The study was conducted from October to November 2025 involving 32 third-trimester pregnant women selected through purposive sampling. Pain intensity was measured before and after the intervention using the Visual Analog Scale (VAS). Effleurage massage was administered for 15–20 minutes on the lower back region following standard midwifery procedures. Data were analyzed using the Wilcoxon test. The findings showed a significant reduction in lower back pain intensity after the intervention (p < 0.001). The proportion of respondents in the moderate-pain category decreased from 65.6% to 21.9%, while those in the mild-pain category increased from 34.4% to 78.1%. The mean VAS score dropped from 5.81 ± 1.12 before intervention to 2.47 ± 1.03 after effleurage massage. Effleurage massage is effective in reducing lower back pain among third-trimester pregnant women and can be recommended as a complementary therapy in midwifery care to improve maternal comfort.

Yustinus Dwi Andriyanto

Jurnal Pendidikan Agama dan Teologi 2025 International Forum of Researchers and Lecturers

The ecological crisis affecting Central Kalimantan reveals systemic environmental degradation, ranging from deforestation and river pollution to peatland destruction caused by massive extractive activities. The impact of this crisis extends beyond ecological damage, disrupting the social, cultural, and spiritual order of the Dayak Indigenous communities. This article aims to reflect on Dayak communal spirituality as a path toward ecological conversion in the light of the encyclical Laudato Si’. Employing a qualitative approach through theological–contextual hermeneutics and library research, this study examines the dialogue between Dayak cosmology, communal life values, and the Catholic Church’s vision of integral ecology. The findings indicate that Dayak communal spirituality affirms a reciprocal relationship among humans, nature, the community, and the Creator, which resonates with the call for ecological conversion articulated in Laudato Si’. This article argues that integrating Dayak communal spirituality into the Church’s pastoral praxis holds transformative potential in fostering ecological awareness, strengthening the inculturation of faith, and encouraging the active participation of the faithful in caring for our common home in a sustainable manner.

Eka Wahyudinarti; Putri Andini Rachmatika; Agung Brastama Putra

Mars: Jurnal Teknik Mesin, Industri, Elektro Dan Ilmu Komputer 2025 Asosiasi Riset Teknik Elektro dan Informatika Indonesia

The rapid development of the sea transportation industry produces a massive and complex volume of transaction data, requiring strategic management to support managerial decision-making. This research aims to implement the Executive Information System on SeaPass in order to evaluate the performance of ship ticket sales. The research method uses data visualization with a two-level drill-down mechanism, which allows the presentation of information hierarchically from general summaries to specific details. The methodological stages include needs analysis, user interface (UI) design using Figma, front-end implementation with HTML, CSS, and JavaScript, database integration, and system testing through Black Box Testing. The results showed that the SIE implementation successfully integrated operational data, including schedules, ships, and manifests, into an interactive dashboard. The two-level drill-down feature provides the ability for executives to identify operational anomalies and market fluctuations in real-time. In conclusion, the system significantly enhances executive data analysis capabilities, transforming complex transaction data into accurate strategic information, thereby supporting more precise business decision-making and adaptive to the dynamics of the marine transportation market.

Muhammad Hamzah; Tommy Trides; Revia Oktaviani; Lucia Litha; Albertus Juvensius

Venus: Jurnal Publikasi Rumpun Ilmu Teknik 2025 Asosiasi Riset Ilmu Teknik Indonesia

A research about study of sandstone slope stability using the Bishop Simplified method in Uu Samarinda has been conducted. This study was conducted to analyze the rebound number values of sandstone slopes, evaluate their stability level, and calculate the safety factor using the Bishop method. The results showed that the rebound number values were 22.34 at point 1, 19.83 at point 2, and 18.07 at point 3. The Uniaxial Compressive Strength (UCS) values at the observation points were 1.90 MPa, 1.62 MPa, and 2.21 MPa, respectively. Geological Strength Index (GSI) evaluation indicated a rating of 80–85, demonstrating intact/massive rock structure, fresh and unweathered rock surfaces, and very good rock quality. Based on the Bishop method analysis, the slope factor of safety in 6.525  with a probability of failure is 0.000%, indicating that the sandstone slope in Ulu Samarinda is highly stable even under external pressures such as heavy rainfall or minor earthquakes. This study provides crucial information on the mechanical characteristics and stability of sandstone slopes in ulu Samarinda, which can serve as a reference for technical planning, geotechnical risk mitigation, and the sustainable development of safe areas.

Mawardi, Kholid

Ocean Engineering : Jurnal Ilmu Teknik dan Teknologi Maritim 2025 Fakultas Teknik Universitas Maritim AMNI Semarang

This research is purposely conducted to evaluate and compare the effectiveness, efficiency, applicability  and appropriateness of modern firefighting systems installed on board ships. As a result, the review attempt to  ascertain the significance of firefighting systems on ships in terms of their safety, types, structure, principles as  well as installations. In this way, the review tries to justify the importance of these systems on board ships. The design of this survey revolves around three basic elements that incorporate the complete firefighting  procedure. These components include: modern technology of firefighting, different types of systems that are  used on board ships and people traits in terms of drilling, firefighting training to deal with any incident of fire.  In the previous decade, the globe has experienced massive destructions, harms and injuries resulting from fire incidents on ships. This has triggered and ignited enhanced fabrication and staging of new practices,  technologies and inventions aimed at efficiently deal with fire incidents so as to support the safekeeping and  reliability on these fire systems on board ships. Equally, through this technological enhancement, the  firefighting systems have been designed to facilitate rapid detection capable of differentiating between real  smokes or flames indicators in case of a fire event on board ship. In recent times, these technological  developments have been viewed as strategies that help ship owners to ensure better protection of the crew’s life,  ship’s inventories as well as minimising on the possible losses that occur as a result of fire events on board ship.  Therefore, with the review of the recent or latest methods and technologies for speedy fire detection on ships,  the review demonstrates enhancement attributes, features and qualities of these new systems. Additionally, the  paper critically evaluates the components of these firefighting systems, as well as looking at their competences,  capabilities, benefits and applicability on board ships.

Darah Ifalahma; Totok Wahyudi; Cindy Octavia; Risma Nurul Istiqomah

International Journal of Public Health 2025 Asosiasi Riset Ilmu Kesehatan Indonesia

Early childhood is a critical period for growth and development, characterized by rapid changes in neurological, motor, sensory, and emotional systems. Stimulation during this stage plays a vital role, and non-pharmacological interventions such as massage and aromatherapy may enhance developmental outcomes. This quasi-experimental study employed a pretest–posttest control group design to evaluate the effectiveness of infant massage combined with aromatherapy. Twenty infants aged 3–12 months who met inclusion and exclusion criteria were recruited and assigned to either a control group (infant massage only) or an intervention group (infant massage with aromatherapy). Growth parameters (weight, length, head circumference) and developmental outcomes were measured using the Developmental Pre-Screening Questionnaire, covering gross motor, fine motor, language, and personal-social domains. Infants in the intervention group demonstrated significantly greater improvements in body weight, body length, head circumference, and developmental scores compared to the control group. These findings indicate that the addition of aromatherapy to infant massage provides measurable benefits for both physical growth and developmental progress. Combined infant massage and aromatherapy represent effective non-pharmacological strategies for early stimulation, supporting optimal growth and developmental trajectories in infants.

Siti Uswatun Azizah; Amalia Ma’rifatul Maghfiroh

Venus: Jurnal Publikasi Rumpun Ilmu Teknik 2025 Asosiasi Riset Ilmu Teknik Indonesia

The oil and gas industry plays a crucial role in meeting global energy needs, with crude oil from production wells being the primary product of upstream operations. Prior to further processing, crude oil requires pretreatment at the production site, one of the key stages being phase separation using a flash separator. This study examines the effect of variations in cooling temperature on the performance of liquid phase separation and energy requirements in the flash separation process of light hydrocarbons. The analysis was conducted through process simulation using Aspen HYSYS version 14.2 with the Peng Robinson property package. The feed stream had a mass rate of 10,000 kg per hour, a temperature of 50°F, and atmospheric pressure, with compositions of ethane, propane, isobutane, and normal butane. The process configuration included compression, cooling, and phase separation in a flash separator at a constant pressure of 50 psia. Variations in cooling temperature were applied at 20, 10, and 0°C. The simulation results indicated a thermodynamic critical point at 10°C. At 20°C, no liquid phase was formed, while at 10°C, significant liquid yield was obtained with moderate energy consumption. Lowering the temperature to 0°C dramatically increases liquid recovery, but the cooling energy requirement also increases sharply. Sensitivity analysis confirms a strong inverse relationship between temperature and condensation yield, as well as a surge in energy consumption at low temperatures. The optimal operating condition is set at 10°C, providing a balance between separation efficiency and energy efficiency in accordance with sustainable manufacturing principles.