3,282 research outputs found

    The Impact of Road Construction Program: Evidence from East Java, Indonesia

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    The purpose of the Jalan Lintas Selatan ( JLS) construction program is to reduce the inequality between the southern and the northern area in East Java. In order to measure the success of the road construction program, this study aims to evaluate the socioeconomic impact on villages passed by the JLS. Especially in Pacitan, Trenggalek and Tulungagung districts. This study uses Propensity Score Matching (PSM) and Difference in Difference (DID) to evaluate the causal impact, while the data are obtained from survey Potensi Desa (PODES) in 2008, 2011 and 2014. The findings of this study show that the road construction program has a positive impact to the regions. Due to the construction, population density, investment and job opportunities increased. It also shortens the distance of schools to the village center, especially senior high school. Interestingly it is also decreased length to karaoke. However, we also find that the road construction reduce the Own-Source Revenue (Pendapatan Asli Daerah) of the village government.     Keywords: road construction program, Jalan Lintas Selatan, Propensity Score Matching, Difference in Difference, village socioeconomic

    Mass independence and asymmetry of the reaction: Multi-fragmentation as an example

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    We present our recent results on the fragmentation by varying the mass asymmetry of the reaction between 0.2 and 0.7 at an incident energy of 250 MeV/nucleon. For the present study, the total mass of the system is kept constant (ATOT = 152) and mass asymmetry of the reaction is defined by the asymmetry parameter (? = | (AT - AP)/(AT + AP) |). The measured distributions are shown as a function of the total charge of all projectile fragments, Zbound. We see an interesting outcome for rise and fall in the production of intermediate mass fragments (IMFs) for large asymmetric colliding nuclei. This trend, however, is completely missing for large asymmetric nuclei. Therefore, experiments are needed to verify this prediction

    Hubungan Antara Kemandirian Dan Intensi Mencari Bantuan Pada Anggota Komunitas Backpackers Regional YOGYAKARTA - Jawa Tengah

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    Intensi mencari bantuan adalah suatu keinginan pada seseorang yang muncul karena adanya kebutuhan untuk mengekpresikannya dengan cara mencari bantuan dari pihak kedua yang berpotensi untuk memberikan solusi dari kebutuhan atau masalah yang sedang dihadapi. Kemandirian adalah kemampuan individu untuk mengambil keputusan, tindakan, dan berperilaku sesuai dengan kehendak serta memahami dan sanggup untuk menerima dan menanggung segala resiko dari tindakan yang telah dilakukan. Hipotesis dalam penelitian ini adalah ada hubungan positif antara kemandirian dan intensi mencari bantuan pada anggota komunitas backpacker, semakin tinggi kemandirian maka semakin tinggi intensi mencari bantuan, semakin rendah kemandirian maka semakin randah intensi mencari bantuan. Populasi dalam penelitian ini adalah anggota Komunitas Backpackers Dunia Regional Yogyakarta-Jawa Tengah yang berusia antara 21 hingga 32 tahun. Jumlah populasi dalam penelitian ini sebanyak 416 orang dan jumlah sampel yang digunakan 160 orang. Penelitian ini menggunakan Skala Intensi Mencari Bantuan yang terdiri dari 27 item (α = 0, 904) dan Skala Kemandirian yang berjumlah 25 item (α = 0,902). Subjek berjumlah 160 orang yang telah melakukan backpacking minimal satu kali dan dipilih melalui convinience sampling. Hasil analisis menggunakan teknik analisis regresi sederhana menunjukkan nilai koefisien korelasi sebesar 0,514 (p< 0,001), maka dapat dinyatakan bahwa terdapat hubungan positif antara kemandirian dan intensi mencari bantuan pada anggota komunitas backpacker regional Yogyakarta-Jawa Tengah. Sumbangan efektif variabel variabel kemandirian terhadap variabel intensi mencari bantuan sebesar 26,4%

    The systematic study of the influence of neutron excess on the fusion cross sections using different proximity-type potentials

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    Using different types of proximity potentials, we have examined the trend of variations of barrier characteristics (barrier height and its position) as well as fusion cross sections for 50 isotopic systems including various collisions of C, O, Mg, Si, S, Ca, Ar, Ti and Ni nuclei with 1≤N/Z<1.61\leq N/Z < 1.6 condition for compound systems. The results of our studies reveal that the relationships between increase of barrier positions and decrease of barrier heights are both linear with increase of N/ZN/Z ratio. Moreover, fusion cross sections also enhance linearly with increase of this ratio.Comment: 28 pages, 7 figures, 5 Table

    Resonance fluorescence from an artificial atom in squeezed vacuum

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    We present an experimental realization of resonance fluorescence in squeezed vacuum. We strongly couple microwave-frequency squeezed light to a superconducting artificial atom and detect the resulting fluorescence with high resolution enabled by a broadband traveling-wave parametric amplifier. We investigate the fluorescence spectra in the weak and strong driving regimes, observing up to 3.1 dB of reduction of the fluorescence linewidth below the ordinary vacuum level and a dramatic dependence of the Mollow triplet spectrum on the relative phase of the driving and squeezed vacuum fields. Our results are in excellent agreement with predictions for spectra produced by a two-level atom in squeezed vacuum [Phys. Rev. Lett. \textbf{58}, 2539-2542 (1987)], demonstrating that resonance fluorescence offers a resource-efficient means to characterize squeezing in cryogenic environments

    Clinical Utility of Intra-Operative 6 Hydroxyethyl Starch (130 / 0.4) Supplementation in Hypoxemic Femur Injury Patients: A Preliminary Report of Twenty Cases

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    Abstract: Posttraumatic intravasation of fat and debris can lead to a cascade of events. Hydroxyethyl starches (HES) markedly suppress neutrophil influx by decreasing pulmonary capillary permeability and facilitating tissue oxygenation by improving microcirculation. It was hypothesized that in hypoxemic femur injury patients undergoing operative stabilization, HES administration will prevent the deterioration of respiratory variables and facilitates recovery. This prospective, double-blind, randomized preliminary study, enrolled twenty posttraumatic hypoxemic patients (room air PaO2 5) scheduled for femur fracture stabilization under general anesthesia. Patients were allocated to receive either; 6% HES 130/0.42, 15 mL/kg or 0.9% normal saline (NS) to maintain their central venous pressure (CVP) 12 + 2 mm Hg. Blood was transfused according to the maximum allowable blood loss and by serial hematocrit estimations. Perioperative Glasgow Coma Scale (GCS), physiological variables, arterial oxygen saturation (SpO2), arterial blood gas (ABG), SS and P/F ratios were recorded until recovery. The partial pressure of oxygen in arterial blood / fraction of inspired oxygen ratio (PaO2/FiO2) improved from a preoperative value of 273.33 ± 13.05 to 435.70 in the 6% Hydroxyethyl starch group (HES) and from 275.24 ± 15.34 to 302.25 ± 70.35 in the NS group over a period of six days (P values =0.970, 0.791, 0.345, 0.226, 0.855, 0.083, 0.221). Time taken to achieve a P/F ratio > 300 and for persistent reduction of Murray’s lung injury score (LIS) were comparable (P = 0.755 and 0.348, respectively). The number of ventilator, intensive care unit (ICU) and hospital stay days, did not differ (P value = 0.234, 1.00, 0. 301, respectively). There were no adverse sequelae or mortalities. A trend showing relatively fast improvement in the P/F ratio and an early reduction in LIS values was observed in hypoxemic, femur injury patients receiving intraoperative colloid supplementation

    Sindrom Pernapasan Akut Parah Akibat Infeksi Virus Corona-2 (Sars Cov-2) pada Kucing Bengal

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    Sindrom pernapasan akut yang parah coronavirus-2 (SARS CoV-2) adalah agen etiologi covid-19 merupakan agen jenis baru yang sebelumnya belum pernah diidentifikasi pada manusia atau hewan, juga tidak terkait dengan virus corona kucing (FCoV) yang umum terjadi terkait dengan infeksi peritonitis kucing. Seekor kucing bengal betina steril bernama Inka berumur 8 tahun 7 bulan dengan bobot 5,45 kg dibawa ke klinik dengan keadaan terdapat luka terbuka di dekat anus dan ekor. Setelah 5 hari perawatan di klinik, kucing mengalami gejala bersin, batuk, adanya leleran pada mata, dan juga terdapat perubahan pada konsistensi feses. Pemeriksaan hematologi rutin ditemukan peningkatan jumlah total leukosit dan neutrofil serta penurunan platelet. Pada pemeriksaan biokimia darah ditemukan kenaikan aktiva Alanine Aminotransferase. Hasil pemeriksaan rapid tes antigen dan Reverse Trancription Polymerase Chain Reaction menunjukkan kucing positif SARS Cov-2. Berdasarkan anamesis, gejala klinis dan pemeriksaan laboratoris kucing didiagnosis SARS Cov-2. Penanganan yang dilakukan dengan memberikan nebulasi Ventolin® sebanyak 1,25mL, Pulmicort® sebanyak tiga tetes, dan gentamycin 0,1 mL. Kucing mengalami perbaikan klinis pada hari ke-21 dan dinyatakan sembuh dari SARS Cov-2 pada hari ke-32
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