207 research outputs found

    White Collar Crime Dalam PerspektifHukum Islam

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    Kejahatan Kerah Putih, temyata bukan saja hadir dalam masyarakatmodern yang sekularis. Dalam sejarah Islam, hal yang samapun terjadi, maka Islam pun hams memberikan terapinya, mencoba memaparkan white collar crime dalam konstelasi Hukum Islam

    The deuterium fractionation of water on solar-system scales in deeply-embedded low-mass protostars

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    (Abridged) The water deuterium fractionation (HDO/H2_2O abundance ratio) has traditionally been used to infer the amount of water brought to Earth by comets. Measuring this ratio in deeply-embedded low-mass protostars makes it possible to probe the critical stage when water is transported from clouds to disks in which icy bodies are formed. We present sub-arcsecond resolution observations of HDO in combination with H218_2^{18}O from the PdBI toward the three low-mass protostars NGC 1333-IRAS 2A, IRAS 4A-NW, and IRAS 4B. The resulting HDO/H2_2O ratio is 7.4±2.1×10−47.4\pm2.1\times10^{-4} for IRAS 2A, 19.1±5.4×10−419.1\pm5.4\times10^{-4} for IRAS 4A-NW, and 5.9±1.7×10−45.9\pm1.7\times10^{-4} for IRAS 4B. Derived ratios agree with radiative transfer models within a factor of 2-4 depending on the source. Our HDO/H2_2O ratios for the inner regions (where T>100T>100 K) of four young protostars are only a factor of 2 higher than those found for pristine, solar system comets. These small differences suggest that little processing of water occurs between the deeply embedded stage and the formation of planetesimals and comets.Comment: 10 pages, 6 figures, accepted for publication in Astronomy and Astrophysic

    Global Gravitational Instabilities in Discs with Infall

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    Gravitational instability plays an important role in driving gas accretion in massive protostellar discs. Particularly strong is the global gravitational instability, which arises when the disc mass is of order 0.1 of the mass of the central star and has a characteristic spatial scale much greater than the disc's vertical scale-height. In this paper we use three-dimensional numerical hydrodynamics to study the development of gravitational instabilities in a disc which is embedded in a dense, gaseous envelope. We find that global gravitational instabilities are the dominant mode of angular momentum transport in the disc with infall, in contrast to otherwise identical isolated discs. The accretion torques created by low-order, global modes of the gravitational instability in a disc subject to infall are larger by a factor of several than an isolated disc of the same mass. We show that this global gravitational instability is driven by the strong vertical shear at the interface between the disc and the envelope, and suggest that this process may be an important means of driving accretion on to young stars.Comment: 11 pages, 11 figures, Accepted by MNRA

    Exclusive Breastfeeding, Diarrhea, and Their Association with Motor Development in Children in 1000 Days First Life

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    Background: The right nutrition during 1,000 day window has a profound impact on a child’s ability to grow, learn, and thriveand eventually a lasting effect on a country’s health and prosperity. Nutrition during pregnancy and the first two years of a child’s life provides the essential building blocks for brain development, healthy growth, and a strong immune system. Diarrhea disease is the second leading cause of death in children under five years old. It is both preventable and treatable. Each year diarrhea kills around 525 000 children under five worldwide. Exclusive breastfeeding reduces infant mortality due to common childhood illnesses such as diarrhea or pneumonia, and helps for a quicker recovery during illness. Breast milk promotes sensory and cognitive development, and protects the infant against infectious and chronic diseases. Little is known about the effect of exclusive breastfeeding and diarrhea on the neurodevelopment of children under five in Indonesia. This study aimed to estimate the effect of exclusive breastfeeding and diarrhea on the neuro­development of children under two years in Indonesia. Subjects and Method: This was an analytic observational study with a cross-sectional design. The study was conducted in Pontianak, West Kalimantan, in January 2018. A sample of 138 children under two years (≥ 6-24 months) along with their mothers was selected for this study. The dependent variable was motor development. The independent variables were exclusive breastfeeding and diarrhea. Motor development was measured by development pre-screening questionnaire (KPSP). The other variables were measured by questionnaire and health record. The data were analyzed by logistic regression. Results: The likelihood of normal motor development in children under two years increased with exclusive breastfeeding, and it was statistically significant (OR= 2.17; 95% CI= 1.01 to 4.65; p= 0.036). The likelihood of normal motor development decreased with the incidence of diarrhea (OR= 0.79; 95% CI= 0.33 to 1.09; p= 0.596) but not statistically significant. Conclusion: Exclusive breastfeeding is beneficial to increase the likelihood of normal motor development in children under two years. Keywords: motor development, exclusive breastfeeding, diarrhe

    Kajian Penggunaan Standar Mobile Wimax Untuk Sistem Komunikasi Taktis Militer

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    Sistem komunikasi taktis merupakan sistem komunikasi yang diterapkan di area yang luas dengan kriteria tertentu diantaranya mampu menjadi Super Network akibat banyaknya unit yang bergabung dalam sebuah operasi militer, menuntut transfer data yang relatif cepat, diperkuat dengan keamanan transmisi, serta memungkinkan diterapkan pada infrastruktur yang tidak tetap. Pada penelitian ini dilakukan pengkajian mengenai pemilihan teknologi Mobile Wimax sebagai teknologi komunikasi alternatif yang bisa diterapkan di daerah taktis. Pengkajian yang dilakukan menggunakan dua metode, yaitu dengan simulasi untuk menguji kemampuan security pada Mobile Wimax terhadap gangguan jamming dan studi pustaka mengenai kriteria yang harus dipenuhi dalam sistem komunikasi taktis seperti kemampuan Mobile Wimax menjadi Super Network, perbaikan rute apabila suatu saat terjadi pemblokan rute pada proses pentransmisian informasi, dan mekanisme yang membolehkan apabila sebuah unit baru ingin bergabung dalam sebuah jaringan mesh yang sudah aktif sebelumnya. Dari hasil simulasi yang telah dilakukan dapat diketahui bahwa sistem Orthogonal Frequency Division Muliplexing (OFDM) yang ada pada Mobile Wimax harus dimodifikasi dengan memberikan convolutional coding dan interleaver agar tahan terhadap gangguan jamming. Sedangkan pada hasil dari studi pustaka menunjukkan bahwa teknologi Mobile Wimax mampu memenuhi kriteria-kriteria yang telah ditetapkan

    Pengembangan Model Pembelajaran Fisika Umum Berbasis Pendidikan Karakter Di Program Studi Pendidikan Fisika Fmipa Unimed

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    Tujuan utama penelitian ini adalah untuk meningkatkan karakter dan hasil belajar mahasiswa yang meliputi: pembelajaran berdasarkan masalah, pembelajaran kooperatif dengan berbagai tipe, dan inquiry training, melalui penyusunan perangkat pembelajaran untuk beberapa komptensi dasar mata kuliah Fisika Umum dengan model-model pembelajaran berbasis karakter. Jenis penelitian adalah penelitian pengembangan. Perangkat pembelajaran yang disusun meliputi (1) silabus, (2) rencana pelaksanaan pembelajaran (RPP), (3) bahan ajar, (4) lembar kerja mahasiswa (LKM), dan (5) pedoman/alat evaluasi. Target khusus yang ingin dicapai adalah (1) peningkatan hasil belajar mahasiswa, dan (2) mengembangkan karakter mahasiswa antara lain sikap jujur, tanggung jawab, disiplin, berlaku hormat, kerjasama, kemampuan berkomunikasi dan kreativitas

    Biopsychosocial and Institutional Factors Associated with Exclusive Breastfeeding Among Working Mothers in Klaten, Central Java

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    Background: Breast milk has an important role in health maintenance and survival of infants. It is acknowledged as the best food for infant. The World Health Organization has recommended exclusive breastfeeding (EBF) for infants until 6 months of age. However, many working mothers did not provide EBF to their infants. This study aimed to examine biopsychosocial and institutional factors associated with exclusive breastfeeding among working mothers, using health belief model and PRECEDE-PROCEED model.Subjects and Method: This study was observational analytic with cross sectional design. It was conducted in Klaten District, Central Java, from March to April, 2017. A sample of 120 working mothers was selected for this study by simple random sampling. The dependent variable was exclusive breastfeeding. The independent variables were maternal education, perceived benefit, perceived barrier, self efficacy, family support, health personnel support, and availability of lactation room at workplace. The data were collected by a pre-tested questionnaire. Logistic regression was employed for data analysis.Results: Maternal education (OR=4.2; 95% CI = 1.09 to 11.51; p=0.001), availability of lactation room at workplace (OR=4.11; 95% CI= 1.21 to 14.29; p=0.001), family support (OR=6.25; 95% CI= 1.45 to 15.96; p<0.001), health personnel support (OR=3.76; 95% CI = 1.43 to 16.06; p=0.002), perceived benefit (OR=2.30; 95% CI = 1.09 to 12.87; p=0.044), self-efficacy (OR= 3.57; 95% CI = 1.21 to 14.29; p=0.002) had positive effect on EBF. Perceived barrier (OR=0.18; 95% CI = 0.64 to 0.76; p<0.001) had negative effect on the provision of EBF.Conclusion: Maternal education, availability of lactation room at workplace, family support, health personnel support, perceived benefit, self-efficacy have positive effect on EBF. Perceived barrier has negative effect on the provision of EBF among working mothers.Keywords: biopsychosocial factors, exclusive breastfeeding, PRECEDE-PROCEED model, health belief modelCorrespondence: Desi Ekawati. Masters Program in Public Heath, Sebelas Maret University, Jl. Ir. Sutami 36 A, Surakarta, Central Java. Email: [email protected]. Mobile: +6285725123320.Journal of Health Promotion and Behavior (2017), 2(3): 197-206https://doi.org/10.26911/thejhpb.2017.02.03.0

    A Survey of the Latest IT Trends of Cloud Software-As-A-Service

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    Software-as-a-service (SaaS) is an increasingly popular IT model and has become an IT trends. Yet, research on this topic is still rare in Indonesia. The purpose of this paper is to examine the latest IT trends of Cloud SaaS system using surveys and interviews as a research method to obtain data from 130 companies. Data was analyzed using descriptive statistics approach to measure the IT trends. Findings showed the willingness to consider traditional on-premise systems steadily decreased, whereas over the same time frame, the willingness to consider Cloud SaaS systems steadily increased. This study provides managers and academia with a critical insight into the latest IT trends Cloud computing and SaaS and contributes toward IT solutions

    Effects of Maternal Education, Psychosocial Stress, Nutritional Status at Pregnancy, and Family Income, on Birthweight in Nganjuk, East Javaldren in Yogyakarta

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    Background: Low birthweight (LBW) is one of the primary causes of infant mortality. It shares 27% of infant mortality rate (IMR). The Indonesian Demographic and Health Survey in 2007 reported that the IMR was 34 deaths per 1,000 live births. As much as 30.3% of this rate was accounted by LBW. As such LBW is an important global public health issue. Countries arround the world have committed to overcome this problem. This study aimed to investigate the effects of maternal education, psychosocial stress, nutritional status at pregnancy, and family income, on birthweight. Subjects and Method: This was an observational analytic study with case control design. The study was conducted in Ngetos community health center, Nganjuk, East Java, from May to June, 2017. A total sample of 120 were selected for this study by fixed disease sampling, compresing 40 infants with low birthweight and 80 infants with normal birthweight. The dependent variable was birthweight. The independent variables were maternal education, psychosocial stress, nutritional status at pregnancy (middle-upper arm circumference, MUAC), maternal anemia, and family income. MUAC was measured by MUAC measuring tape. Hemoglobin concetration was measured by Sahli meter. Psychosocial stress was measured by Holmes and Rahe stress scale. The other variables were measured by a set of questionnaire. Path analysis was used for data analysis. Results: MUAC ≥23.5 cm (b= -0.80, SE= 0.57; p= 0.064), hemoglobin concetration ≥11 g/dL (b= -120.16, SE= 45.14, p= 0.008), and low psychosocial stress (b= -0.80, SE= 0.57, p= 0.164) directly and negatively affected low birthweight. Maternal education ≥Senior High School (b= 1.28, SE= 0.056, p= 0.022), psychosocial stress (b= -0.001, SE<0.001, p= 0.097), and family income (b= 0.97, SE= 0.46, p= 0.036) positively affected MUAC. MUAC ≥23.5 cm positively affected hemoglobin concentration ≥11 g/dL (b= 0.19, SE= 20.84, p<0.001). Conclusion: MUAC, hemoglobin concetration, and low psychosocial stress directly and negatively affect low birthweight. Keywords: low birthweight, MUAC, maternal anemia, psychosocial stress, family incom
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