Judul: Analysis the Role of Social Capital in Community  Development and Local Economy (Study: Community of MSME Business Actors in Mbrumbung Market, Banggi Village, Kaliori District, Rembang Regency)
Abstrak: Kompleksitas permasalahan sosial di masyarakat mensyaratkan pendekatan yang tepat dalam penyelesaiannya. Pengembangan masyarakat menjadi solusi permasalahan yang ada. Dukungan modal sosial menjadi faktor penting penentu keberhasilan pengembangan masyarakat sehingga akan tercipta Pengembangan Ekonomi Lokal (PEL) yang merata dan berkeadilan. Penelitian ini bertujuan menganalisis peran modal sosial dalam pengembangan masyarakat dan PEL. Metode penelitian yang digunakan yaitu metode kuantitatif menggunakan instrumen kuesioner yang didukung metode kualitatif melaluiwawancara mendalam dan observasi. Responden penelitian ini sebanyak 35 pelaku usaha UMKM di Pasar Mbrumbung Rembang yang dipilih melalui metode sensus.Teknik analisis penelitian ini yaitu deskriptif kuantitatif menggunakan uji Korelasi Rank Spearman dan Path Analysis. serta dilengkapi analisis kualitatif melalui tahapan reduksi data, penyajian data, dan verifikasi data. Hasil penelitian menyimpulkan bahwa terdapat hubungan positif antara proses pengembangan masyarakat dengan proses pengembangan ekonomi lokal. Selain itu, terdapat pengaruh positif modal sosial dalam menguatkan hubungan antara proses pengembangan masyarakat dengan proses pengembangan ekonomi lokal., The complexity of social problems in society requires the right approach in solving them. Community development is a solution to existing problems. Social capital support is an important factor determining the success of community development so that an equitable and just Local Economic Development (LED) will be created. This research aims to analyze the role of social capital in the community development and LED. The research method used is a quantitative method using a questionnaire instrument supported by qualitative methods through in-depth interviews and observation. Respondents to this research were 35 MSME business actors in the Rembang Mbrumbung Market who were selected through the census method. The analysis technique of this research is descriptive quantitative using Spearman's Rank Correlation Test and Path Analysis. As well as equipped with qualitative analysis through the stages of data reduction, data presentation, and data verification. The results of the study concluded that there is a positive relationship between community development process and local economic development process. In addition, there is a positive influence of social capital in strengthening the relationship between community development process and local economic development process.
Keyword: community development, local economic, social capital

Judul: The Correlation Between Social Networks and Business Performance In MSMEs In Bojonggede Village, Bojonggede District, Bogor  Regency
Abstrak: UMKM memainkan peran penting dalam pembangunan dan pertumbuhan ekonomi. Salah satu upaya yang dapat dilakukan dalam memajukan UMKM adalah dengan memanfaatkan jejaring sosial (network) agar produktivitas individu dan kelompok meningkat, sehingga dapat meningkatkan kinerja pelaku usaha. Penelitian ini mendalami hubungan antara jejaring sosial dan kinerja UMKM di Desa Bojonggede. Metode yang digunakan dalam penelitian ini, yaitu kombinasi kuantitatif dan kualitatif. Pemilihan responden menggunakan teknik purposive sampling dengan jumlah responden sebanyak 45 orang dan informan dipilih dengan secara sengaja (purposive). Hasil penelitian menunjukkan terdapat hubungan yang kuat antara jejaring sosial dan kinerja pada UMKM Desa Bojonggede dengan nilai korelasi 0.556., MSMEs play a crucial role in fostering economic development and growth. To further the advancement of MSMEs, leveraging social networks is a key strategy to enhance both individual and group productivity, thereby bolstering the overall performance of these business entities. This study explores the correlation between social networks and MSME performance within Bojonggede Village. The research employs a combined approach of quantitative and qualitative methods. The respondent selection follows a purposive sampling technique, comprising 45 participants, while informants were also purposively chosen. The findings indicate a robust association between social networking and the performance of MSMEs in Bojonggede Village, as demonstrated by a correlation coefficient of 0.556.
Keyword: economy, MSMEs performance, social network

Judul: Hydroxyapatite-Chitosan Composite Coating on Stainless Steel 316 to Improve Corrosion Resistance
Abstrak: Metals that were used in bone implantation should have good corrosion resistance that were not easily corroded when implanted into the body. Metal corrosion resistance of stainless steel 316 can be enhanced through the metal coating by hydroxyapatite-chitosan composite with composition ratio of hydroxyapatite (gram) and chitosan 3% (mL) 0.2:0, 0.2:0.1, 0.2:0.5, 0.2:1.0, and 0.2:1.5. Besides improving the corrosion resistance of metal, the presence of chitosan also maintain the position of hydroxyapatite on metal surfaces. Corrosion resistance increases with increasing amount of chitosan added and the best composition of hydroxyapatite-chitosan composite was 0.2:1.0.
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