Judul: Self-Efficacy, Emotion Regulation, and Resilience in Formal Working Mothers during the Covid-19 Pandemic
Abstrak: Resiliensi dapat membuat seorang individu memiliki kekuatan ketika menghadapi situasi penuh tekanan dan memandang hidup dengan cara yang positif. Penelitian ini bertujuan untuk menganalisis pengaruh dari efikasi diri serta regulasi emosi terhadap resiliensi ibu yang bekerja di sektor formal selama pandemi Covid-19. Desain penelitian yang digunakan adalah cross sectional dan penentuan lokasi penelitian menggunakan teknik purposive berdasarkan tingginya angka kasus Covid-19 pada saat penelitian sehingga terpilih Provinsi DKI Jakarta dan Jawa Barat. Data primer dikumpulkan melalui kuesioner yang dibagikan secara online melalui google form. Teknik pengambilan contoh menggunakan voluntary sampling dengan kriteria responden yaitu ibu pekerja formal yang memiliki anak usia SD dan keluarga utuh. Total responden pada penelitian ini adalah 101 ibu bekerja. Hasil penelitian menunjukkan bahwa antara efikasi diri, regulasi emosi, dan resiliensi saling berhubungan positif dan lebih dari separuh ibu memiliki efikasi diri, regulasi emosi, dan resiliensi yang terkategori sedang. Pada hasil uji regresi, efikasi diri, regulasi emosi, dan anak perempuan berpengaruh positif terhadap resiliensi ibu sementara usia ayah berpengaruh negatif terhadap resiliensi ibu., Resilience can make an individual have the strength to face stressful situations and view life in a positive way. The purpose of this study was to analyze the influence of self-efficacy and emotional regulation on the resilience of mothers who work in the formal sector during the Covid-19 pandemic. The research design used was cross-sectional and the research location was determined using a purposive technique based on the high number of Covid-19 cases at the time of the study, so DKI Jakarta and West Java were chosen. Primary data was collected through questionnaires distributed online via google form. The sampling technique used voluntary sampling with the respondent’s criteria, namely formal working mothers who have elementary school age children and intact families in DKI Jakarta and West Java Provinces. The number of respondents in this study was 101 working mothers. The results showed that between self-efficacy, emotion regulation, and resilience were positively related and more than half of mothers had moderate self-efficacy, emotional regulation, and resilience. The results of the regression test found that there was a positive influence between self-efficacy, emotional regulation, and daughter on mother’s resilience and the age of father had a negative effect on mother's resilience.
Keyword: covid-19 pandemic, emotional regulation, resilience, self-efficacy, working mother

Judul: Social Support, Maternal Stress, and Social Emotional Development of Pre-School Children among Working Mother Families during Covid-19 Pandemic
Abstrak: Pandemi Covid-19 menyebabkan ibu bekerja harus menyesuaikan diri mengingat banyak hal yang berubah selama pandemi. Hal tersebut semakin menantang jika ibu bekerja memiliki anak prasekolah (4-6 tahun). Pandemi menyebabkan ibu harus bekerja dari rumah sekaligus mendampingi anak dari rumah. Penelitian ini bertujuan untuk menganalisis pengaruh dukungan sosial dan stres ibu terhadap perkembangan sosial emosi anak prasekolah pada keluarga dengan ibu bekerja selama pandemi Covid-19. Penelitian ini melibatkan 70 ibu bekerja formal dan informal yang memiliki anak usia 4-6 tahun, berasal dari keluarga utuh, dan berdomisili di Provinsi DKI Jakarta dan Jawa Barat. Pemilihan contoh dilakukan dengan voluntary sampling dan data dikumpulkan melalui self-administered menggunakan kuesioner online. Hasil penelitian menunjukkan hubungan positif yang signifikan antara dukungan sosial dan perkembangan sosial emosi anak. Sementara itu, stres ibu dan perkembangan sosial emosi anak memiliki hubungan negatif yang signifikan. Hasil uji regresi menunjukkan bahwa dukungan sosial yang diperoleh ibu dapat meningkatkan perkembangan sosial emosi anak, sedangkan stres ibu dapat menurunkan perkembangan sosial emosi anak. Hasil penelitian memiliki implikasi bahwa ibu bekerja harus memiliki manajemen stres dan strategi koping yang baik agar perkembangan sosial anak dapat berkembang dengan baik., The Covid-19 pandemic has caused many changes that have forced working mothers to adapt. This is more challenging if working mothers have preschool children. Mothers have to work from home as well as accompany their children study from home. This study aimed to analyze the effect of social support and maternal stress on the social and emotional development of preschool children among working mothers families during Covid-19 pandemic. This study involved 70 mothers who worked formally or informally and have children aged 4-6 years, came from intact families, and are domiciled in DKI Jakarta and West Java area. Sample selection was done by voluntary sampling and data were collected through self-administered using an online questionnaire. The results showed that there was a significant positive relationship between social support and children's emotional social development. Meanwhile, maternal stress and children's social emotional development have a significant negative relationship. The regression test showed that the social support obtained by mothers could increase the social emotional development of children, while the stress could decrease the social emotional development of children. The implication of this study is that working mothers must have good stress management and coping strategies so their children's social emotional development can develop properly.
Keyword: anak usia prasekolah, dukungan sosial, ibu bekerja, perkembangan sosial emosi, stres ibu

Judul: Hydrothermal Synthesis of Biphasic Calcium Posphate
Abstrak: Biphasio calsium phosphate (BCP), which was a mixture of hydroxypatite (HA) and tricalcium phosphate (TCP), was synthesized by hydrothermal method followed by sintering process. Hydroxyapatite was produced by using natural calcium source CaO from hen's eggshell and (NH4)2HPO4 as phosphate souce, other hydroxyapatite sample was produce by using synthetic calcium source Ca(OH) and H3PO4 as phosphate source.
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