Publication Search

Knee injuries are often encountered in general practice and in hospitals. One injury that can occur is injury to the meniscus which causes a meniscus tear. The meniscus is a fibro cartilage disc which is the content of the knee joint and is divided into two, namely the lateral meniscus and the medial meniscus. To confirm the diagnosis of injured ligaments is by carrying out an MRI examination. MRI examination of the knee joint using T2* Multi Echo Rechalled Gradient Echo can provide optimal images in cases of meniscus tears. MRI examination of the knee joint using MEDIC is very useful for cervical imaging, cartilage, joint and musculoskeletal examination. The advantage of the MEDIC sequence is that it can be used for 2D and 3D imaging and can reduce chemical shift artifacts. Based on the journal taken by the author, the sequence needed to clinically show a meniscus tear on an MRI Knee Joint examination is sagittal STIR and sagittal T2 MEDIC. then the most optimal sequence in clinically showing a meniscus tear is chosen to increase the efficiency of the examination time. The type of research used is qualitative research with a case study approach. The subjects used in this research were 3 Radiology Specialist Doctors and 3 Radiographers. The STIR and T2 MEDIC sequences on the MRI Knee Joint examination have their respective roles in confirming the diagnosis of Tear Meniscus. The STIR sequence plays a role in assessing the Anterior Cruriated Ligament, Posterior Cruriated Ligament, radiologists also want to see edema or swelling that occurs in the patient's genu. The MEDIC T2 sequence plays a role in assessing the medial and lateral meniscus, the radiologist also wants to see blood production in the patient's genu. The STIR and T2 MEDIC sequences in the MRI Knee Joint examination at the Balimed Denpasar Hospital installation are able to confirm the diagnosis, especially in the clinical Tear Meniscus, because with these two sequences, the picture of the Medial Meniscus, Lateral Meniscus, Anterior Cruriated Ligament, Posterior Cruriated Ligament, product blood and edema can be clearly seen.

This research aims to increase the efficiency of raw material management in the Warmindo Sugar Pak Har UMKM business by considering possible risks, optimizing order sizes, and determining manufacturing order times. An approach using the FMEA (Failure Modes and Effects Analysis) method is used to systematically identify risks that can affect the availability of raw materials. Next, this research looks for the optimal solution by calculating the Economic Order Quantity (EOQ) to determine the economical order size. The first specific objective is to identify risks that may occur in procuring raw materials, while the second specific objective is to optimize order sizes in order to minimize storage and purchasing costs. The third step is to determine the optimal time to place an order for making raw materials in order to maintain a smooth production process and avoid stock shortages. The results of this research are expected to provide insight to Warmindo Sugar Pak Har MSMEs regarding the risks that need to be anticipated in procuring raw materials, provide recommendations regarding economical order sizes, and increase understanding regarding ordering time control. It is hoped that this research can contribute to the development of more effective and efficient raw material management strategies in the context of MSMEs.

PT Bangun Tenera Riau is a company engaged in the processing of oil palm fresh fruit bunches, located in Pantai Raja Village, Perhentian Raja District, Kampar Regency, Riau Province. The problem faced by PT Bangun Tenera Riau is that the company has not maximally utilized the by-products produced in the form of waste. This research aims to improve the production process by selecting alternative solutions to increase and enhance the initial green productivity index value so that productivity can increase and the impact on the environment can be reduced. The method used in this research is the green productivity method. Based on the environmental performance indicator (EPI) calculation, it is known that the value of biological oxygen demand (BOD) liquid waste has a deviation of -0.63% and an EPI value of -0.16 which exceeds the waste quality standard based on Kep-51 / MENLH / 1995 so that it is necessary to improve the quality of waste through alternative solutions. The alternative solution chosen is an anaerobic biogas reactor and rotating biological contactor (RBC) used to improve waste quality and company productivity. The study's results using the green productivity method obtained an average final total productivity of 1.31 with the initial value of the average productivity in each month being 1.17. The productivity value of the company increased by 0.21 with the efficiency of improving the quality of waste by BOD by 96.81% and converting liquid waste into biogas which is beneficial to the community

One of the world's most famous native Indonesian cultures is batik. A good batik industry must be able to produce superior batik according to market needs with quality standards, the environment, human rights and employment issues. Batik craftsmen have weak tools, use velvet chemicals, handle water and a high amount of water, and are inefficient in handling wax and other processing agents. Batik Seni Pendopo is one of the batik businesses that practices GSCM. Dokani Svetsini needs to manage mezimuzi kineria green manufacturing at Batik Seni Pendopo so that it can continue to operate its business, maintain the surrounding environment, and implement the proposed semparikan persang mezimuzi results consistently. This research uses a qualitative case study type, using the green SCOR and AHP methods. From the results of Mezurisi Ergirden, the performance value is 77.43, which means good. Of the 13 KPIs, there are several KPIs that have unsatisfactory performance, namely energy use, waste produced by % of products produced, production costs, installation costs, waste management, efficiency, stamping, batik canting. Improvements that are important in this business are minimizing the handling of electricity, handling raw materials for candle wax and water, managing candle wax for business income, modifying the management so that the cash that goes to Milan can be milled, and where farmers design and canting so that the production process is faster.

Human resources (HR) play an important role in a company because they can influence the company's efficiency and effectiveness. This research was conducted by exploring the perceptions of PT employees. Multi Teknik Telaga Indonesia to determine employee performance and the factors that influence it, namely leadership style and organizational culture. This research is located on Jl. Daan Mogot 119 Block C12 Jakarta. The research method used is a quantitative method. The type of research approach is using field research, by carrying out activities such as distributing questionnaires to respondents, processing data and analyzing data obtained from respondents. The number of samples taken from PT. Multi Teknik Telaga Indonesia as many as 30 respondents. The data analysis technique used is multiple linear regression analysis and the hypothesis in this study was tested using the Partial Test (T) and Simultaneous Test (F). The results of the analysis show that Leadership Style and Organizational Culture have a positive and significant effect simultaneously on Employee Performance in the Production Division at PT. Multi Teknik Telaga Indonesia. Partially Leadership Style (X1) has a positive but not significant effect on Employee Performance (Y). Furthermore, Organizational Culture (X2) has a positive and significant effect on Employee Performance (Y).

Aquaponics is a combined system of fish farming techniques and hydroponic plant cultivation. Fish manure and feed residues are very dependent on the supply of nutrients in the aquaponic system of red tilapia (Oreochromis niloticus) aquaculture. The level of production of vegetable crops in a certain area is also influenced by the total nutrient input ratio of feed to domestic fish per day. The aquaponic system utilizes optimum water supply for each commodity by utilizing a recirculation system. The type of fish used is fish that live in freshwater, a type of tilapia. Fish farming includes the maintenance of fish, which pays attention to the growth and development of fish. Hydroponics itself is a way of farming without using soil as a medium but using water which contains controlled nutrients containing the essential elements needed for plant growth. The location of this research was conducted in Losari Village, Kec. Gondang, Kab. sleepy. It aims to increase the demand for vegetables, limited land and space, efficiency in land use, and decoration. In addition, this cultivation system allows for increased production of cultivated products with limited land and water sources, and creates its own beauty. (9 pt).  

This research is focused on the Application of Just In Time in Increasing Production Effectiveness and Efficiency (A Study at PT Albasi Priangan Lestari, Banjar City). The problems encountered in this study include: 1]. How is the application of just in time in increasing the effectiveness and efficiency of production at PT Albasi Priangan Lestari?; 2]. What are the obstacles encountered in implementing just in time at PT Albasi Priangan Lestari?; 3]. What are the solutions to overcome obstacles in implementing just in time at PT Albasi Priangan Lestari?; The purpose of this study: 1]. To find out the application of just in time at PT Albasi Priangan Lestari; 2]. To find out what obstacles are faced in implementing just in time at PT Albasi Priangan Lestari; 3]. To find out how the solution to overcome obstacles in implementing just in time at PT Albasi Priangan Lestari. The method used in this research is descriptive qualitative research method. Meanwhile, to analyze the data obtained used descriptive analysis techniques. The results of the study show that the application of just in time in increasing production effectiveness and efficiency at PT Albasi Priangan Lestari is carried out by: close communication with suppliers. Then Closeness of Communication with Customers. Furthermore, Responsiveness in Information Change. Accuracy of Executing Schedule. As well as the ability to reduce costs. Barriers to implementing just in time to increase production effectiveness and efficiency come from supporting tools for mobilizing materials and goods such as forklifts, dump turcks and losbak, supply of electrical energy and shipping costs. The solution to overcome these obstacles is to equip supporting equipment such as handlifts. Meanwhile, to handle the supply of electricity, the company built two power substations.

A good facility layout will affect the smooth production process. Preliminary observations on CV Renjana Offset are still not good enough to apply because they do not take into account the degree of closeness. This can be seen from the location of the machine and work stations that look far apart and the existence of intersecting material flows resulting in backtracking, such as the printing work station to the coating work station, the material transfer distance is 12.4 m and has to pass through the garden and back of the CV Renjana Offset office with distances that are too long cause the production time to be longer. The method used to design the layout of production facilities at CV Renjana Offset is the Systematic Layout Planning and Blocplan methods. This method was chosen because it is in accordance with the characteristics of the company and can minimize the distance between production stations and no longer intersecting production process flows. This research was conducted with the aim of knowing and getting an increase in the efficiency of the initial material handling layout with layout suggestions. The results of the calculation of the total area needed for assistance are 171.5 m². The results of SLP and Blocplan processing are 10 alternative layouts and the Adjacency score, R Score, and Rel-dist score feature values ​​are presented for each layout alternative. Of the 5 alternative layouts produced, there is a layout for the production of yearbook products which is chosen as the best layout because it has an Adjacency Score of 1.00, layout 2 has an R Score of 0.87, and the Rel-dist Score of the second layout has a value of 202. Based on three parameters, The selected layout is layout 2. Calculation of distances using the rectilinear method at each facility for the yearbook product layout is 28.29 m.

This study aims to analyze the corn agribusiness supply chain in Sigi Regency, precisely in Sidondo Village. The paradigm in this study is the constructivism paradigm. A qualitative descriptive approach is used in this study. This research requires 15 informants consisting of Farmers, Fertilizer Providers, Seed Providers, Collectors, Wholesalers, Small Traders, Consumers. The data collection process was carried out by direct field interviews with informants. The data analysis method used is the Nvivo 12 Plus software. The results of this study indicate that the sweet corn agribusiness supply chain in Sidondo Village is included in the Upstream Supply Chain, Internal Supply Chain, and Downstream Supply Chain routes. The results of this study indicate that the upstream supply chain is related to the activity of providing corn seeds and the provision of corn fertilizer to corn farmers, the internal supply chain is related to the corn production process from planting to post-harvest, and the downstream supply chain is related to the distribution of crops up to the end consumers. The effectiveness and efficiency of the sweet corn agribusiness supply chain in Sidondo Village has been running well and smoothly. There is already coordination, information sharing, communication, and flexibility in corn agribusiness in Sigi District, Sidondo Village.

Bananas are easily damaged so their durability is very limited. By processing bananas into sangcok it is quite profitable, so that it is used as a side business by the community as an additional income. This study aims to (1) analyze the characteristics of entrepreneurs and business profiles of sangcok (2) availability of raw materials, production technology, use of inputs, costs, income, efficiency and added value of the sangcok agro-industry. The raw material for making sangcok is kepok bananas. Entrepreneurs obtain raw materials for bananas by buying them directly at the market. The results of this study are the marketing plan implemented by the sangcok business, namely in terms of products, always maintain good product quality and the materials used are also halal, the prices applied are also affordable according to what was ordered, a less strategic place does not discourage culinary lovers from continuing to buy sangcok, and promotion strategies are carried out through online and offline media, promoting more through online media, although in doing promotions, honesty is emphasized and not badmouthing other businesses. The conclusion from this study is that the marketing plan carried out in the sangcok business is in accordance with an Islamic perspective. Related marketing plans such as product, price, promotion and place are also based on the Koran, hadith and the practice of the Prophet Muhammad in conducting marketing.    

The improvement of the Cukir-Jombang road section requires heavy equipment. There is an increase in the road section at the STA. 0+000-STA. 0+936 and STA. 1+912 – STA. 2+790. In order to obtain cost and time efficiency, it is necessary to analyze the productivity of heavy equipment. This study uses the field productivity method with the aim of knowing the maximum productivity of heavy equipment and asphalt costs starting from STA 0+000 to completion. The results of this study obtained the rental time of heavy equipment for 8 hours with the number of each heavy equipment Asphalt Finisher 2 units, Dump Trucks 20 units, Tandem Roller 3 units, Pneumatic Tire Roller 2 units, Asphalt Sprayer 1 unit. Meanwhile, the cost of renting heavy equipment is IDR 4,180,000.00 for Asphalt Finisher, IDR 34,200,000 for Dump Trucks, IDR 5,700,000.00 for Tandem Rollers, IDR 3,800,000 for Pneumatic Tire Rollers, and IDR 532,000 for Asphalt Sprayers.  

Machine maintenance must be carried out as a support for the reliability of a machine so that the production system can run smoothly to meet production needs. The fundamental problem of this study is in PT XYZ with the Roll Table 5Q machine, which frequently experiences sudden damage caused by critical components. The goal of the study was to determine the maintenance time interval of the 5Q Roll Table machine, the optimal age of the machine, and the number of mechanics based on the minimum total maintenance cost in an effort to improve the reliability of the machine using the Reliability Centered Maintenance (RCM) II methods and Life Cycle Cost (LCC) methods. From the results of research for critical components As Roll Table obtained interval value of 331 hours / 13 days once a year with the selection of action is Scheduled restoration task and for Bearing components obtained interval value of 109 hours/5 days once a year with the selection of action is Scheduled on-condition task. From the calculation of the total life cycle cost of Rp. 3,720,459,386 with the optimal number of mechanics on the Roll Table machine as many as 3 mechanics with an efficiency level of 9.63% with an optimal age for the Roll Table machine 5Q is 12 years.

The electric motor is a system that plays an important role in the operation of production machines in the industrial world. The advantages of a 3 Phase Electric Motor are that it is economical, uses a strong construction and has high efficiency. In order to carry out its functions properly, this drive system is equipped with various other electrical equipment to synergize with each other so that the case sealer machine can function optimally and always prioritize periodic maintenance. The drive system used is a 3-phase electric motor which functions to move the motor roll so that the product to be packaged in the case sealer machine can run.    

The application of responsibility accounting has a very important role, with the aim of evaluating work results and generating feedback so that future cooperative operations can be better. Accountability accounting can help assess financial performance so that the proper use and use of financial resources can be identified. With performance appraisal it can be known the condition of the cooperative in evaluating the results of activities so that it can be used to measure success in KUD Tani Wilis. This study aims to determine the application of profit center responsibility accounting in assessing financial performance. In this study the data used are primary data in the form of an overview, vision and mission, as well as cooperative organizational structure, and secondary data in the form of profit center accountability reports. Sources of data collection in the form of interviews and documentation with quantitative descriptive analysis techniques. The results of this study indicate that the application of responsibility accounting in KUD Tani Wilis is inadequate because it is not fully in accordance with the requirements of responsibility accounting. The results of financial performance in terms of profit center based on the analysis of Gross Profit Margin, Operating Profit Margin, and Net Profit Margin show unfavorable financial performance results. Cooperatives need to implement responsibility accounting in accordance with responsibility accounting requirements by separating controllable and uncontrollable costs, as well as providing account codes for these accounts in the accountability report so that it makes it easier for cooperative managers to control costs and see who is responsible if irregularities occur. Cooperatives must also pay more attention to the increase in cost of goods sold, and minimize production costs and operational costs as well as optimize sales/revenues and evaluate business costs or operational costs, so as to increase profits. By evaluating business costs or operational costs carried out by cooperatives in an effort to increase efficiency where economic resources can be used effectively so that costs are not wasted so that the profits obtained are more optimal and can improve the financial performance of cooperatives.  

Layout is one of the strategic operational decisions that also determines the efficiency of the company's operations in the long term. The right layout shows the characteristics of the adjustment of the layout of the operational facilities with the products or types of services produced and their conversion processes. A good layout will contribute to increasing the company's productivity. CV. ESA is a furniture company that produces multi-products with a make-to-order production system. The layout of the production department at CV. ESA has problems in terms of the distance of moving the cutting results to the installation of the frame which is less efficient. The purpose of the study is to find out and redesign a good production facility layout so that it can minimize the distance and cost of material handling at CV. ESA Banyuwangi. The results of the redesign of the production facility layout concluded that the effective and efficient arrangement of the department layout is in the sequence B C I J K M N O. From the results of data processing, it was obtained about the redesign of the production facility layout in order to obtain a comfortable work area and to minimize the distance of material movement with a total distance of movement per day of 2,516 smaller than the initial layout of 4,916. Calculation of optimum material transfer costs for the initial layout Material transfer costs per month = Rp 23,990 while in the proposed layout Material transfer costs per month = Rp 12,239.

This research explores the role of nanotechnology in enhancing energy storage systems for renewable energy applications. The study aims to evaluate the potential of nanomaterials, including carbon nanotubes, graphene, and fullerenes, in improving the performance of energy storage devices, specifically batteries, by focusing on their ability to enhance energy conversion efficiency, storage capacity, and battery lifespan. A case study was conducted using a prototype battery incorporating these nanomaterials, connected to a photovoltaic system to simulate real-world energy production conditions. The methodology included testing key parameters, such as energy conversion efficiency, charging time, and battery degradation through multiple charge-discharge cycles. The findings showed a significant improvement in energy conversion efficiency, with the nanomaterial-based batteries outperforming conventional batteries by up to 20%. Additionally, the nanomaterial-based batteries demonstrated an increased storage capacity and longer cycle life, maintaining performance after hundreds of charge-discharge cycles. Nanomaterials contributed to these improvements by enhancing electrical conductivity, reducing internal resistance, and preventing degradation that typically occurs in conventional batteries during prolonged use. Furthermore, nanostructured coatings on the electrodes were found to improve light trapping and anti-reflection capabilities, which directly contributed to the higher efficiency of the battery. This research highlights the transformative potential of nanotechnology in energy storage systems, offering a promising solution to the intermittency challenges of renewable energy sources such as solar and wind. The study also suggests that further research is needed to explore other nanomaterials, scale up the technology for industrial applications, and integrate smart energy management systems to optimize energy storage in renewable energy systems.

 Performance appraisal is a way of determining the work results of employees and work groups that are useful if used the right methods on target and produce the desired conclusions according to output targets and performance standards. This research method is qualitative, namely observing performance appraisals that are already in effect with a combination of quantitative and qualitative methods. Quantitative by comparing work standards and output targets. Qualitative is assessed from skills (competence, physical abilities, coordination and teamwork); character (discipline, ability to make decisions and speed of response); and accuracy (supervision, control and the presence of work solutions).  Assessment data from January to April 2019. The time limit was chosen because the performance appraisal had stopped starting in August 2019, and required a remedial analysis. The results of the study show that performance appraisal provides an efficiency of 14% and makes assessments more noticed by all production employees. Methods collaborate in generating a more complete and mature assessment, as well as other suggestions for improvement. And prove that performance appraisal is useful for efficiency and effectiveness, controlling and monitoring performance, and being able to motivate employees to work even better.  

Archiving is a process or activity that starts from creation, receipt, collection, regulation, control, maintenance, care, and storage as well as evaluation according to a certain predetermined system. As time goes by and also the many activities that have been carried out at PT Pelindo IV (Persero) Balikpapan Branch, more and more archives have been created. The purpose of this study was to find out the causes of archive management and to find out the efforts made in overcoming obstacles to archive management in the HR and general division at PT Pelindo IV (Persero) Balikpapan Branch. The type of research used in this research is descriptive research with a qualitative approach in which data is collected through observations, interviews, and documentation. Based on the research results, several things can be improved for more efficiency and effectiveness in archiving 1) What can be improved is the system currently used. Pelindo IV (Persero) Balikpapan Branch, namely the system regarding this is quite good, it's just that in recovering it is still difficult to find because letters are in other classification sections such as payment archives in the information system classification. 2) Tools and equipment used in managing archives are wooden and glass cabinets. The arrangement is still disorganized because the order folders are just piled up. The archive storage space is too small so many archives accumulate and cannot be put in the cupboard. 3) There are still many archives whose duration of archive destruction is too long, considering the number of incoming documents or document production is quite high and quite a lot because archives that are old and no longer needed will be destroyed within a yearly period.

PT. Petrosida is a manufacturing company engaged in pesticide production. The production system in this company is Make To Order (MTO) where the company will produce products after an order or order from consumers. In its production PT. Petrosida has problems with the main tools used for packaging, one of which is a 1-liter induction semi-automatic filling machine in the herbicide unit, where treatment is carried out after damage to a component. Critical components in filling machines experience an average of 20 times damage in 2022-2023 and the machine maintenance process is still not optimal with an average downtime of 5 hours / month. Therefore, the purpose of research is to be able to carry out preventive maintenance using the modularity design method in the hope that there will be no more breakdowns that hamper the production process so as to reduce machine maintenance costs and to find out the minimum total machine maintenance cost planning using the life cycle cost (LCC) method. By implementing preventive maintenance with modularity design, the total maintenance cost of Rp. 9,747,782 is lower than the company's total maintenance cost of Rp. 23,023,176 with an efficiency rate of 42.3%. And obtained the lowest total life cycle cost of Rp. 340,459,348, - with an optimal life on the machine of 3 years & the number of mechanics one person.

Developments in the industrial world are increasingly rapid, resulting in increased competition in the industrial world, so that industrial companies are competing to improve production efficiency and effectiveness. Especially companies in the manufacturing sector, increasing productivity in a production system is an absolute thing that must be done. One of the main indicators in increasing productivity is the level of rehabilitation of production machines at the company. In measuring how good the rehabilitation of a production machine is, an effective and efficient maintenance maintenance process is needed for the company. Continuous use of the machine will decrease the level of readiness of the machine itself. In an effort to maintain the level of machine readiness so that production results are guaranteed due to continuous use of the machine, regular machine maintenance and maintenance activities are needed which are expected to prolong the condition of production machines so that they are not damaged, in case of machine damage it can disrupt production activities.