287 research outputs found

    Company Size Asset Structure and Share Ownership Affect Capital Structure in the Property Sector Listed on the Indonesia Stock Exchange for the Period 2017-2021

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    This study aims to determine the effect of company size, asset structure and share ownership on capital structure in the property sector listed on the IDX for the 2017–2021 period. The method used is a quantitative approach analysis as well as descriptive and verification methods with the sample used, namely the 2017-2021 financial reports with 6 companies, a total of 30 samples. The results showed that the t-test of firm size had a significant negative effect on capital structure, asset structure had no significant positive effect on capital structure, and share ownership had no significant negative effect on capital structure. The results of the F test show the influence of company size, asset structure and share ownership on capital structure. If the three variables experience an increase or decrease, it will have an impact on the Capital Structure which will experience a similar increase or decrease as the three variables. Keywords: Company Size; Assets Structure; Share Ownership; Capital Structure; Property SectorPenelitian ini bertujuan untuk mengetahui Ukuran Perusahaan, Struktur Aset dan Kepemilikan Saham berpengaruh terhadap Struktur Modal pada Sektor Properti yang terdaftar di BEI Periode 2017–2021. Metode yang digunakan analisis pendekatan kuantitatif serta metode deskriptif dan verifikatif dengan sampel yang digunakan yakni laporan keuangan periode 2017-2021 dengan 6 perusahaan adalah sebanyak 30 sampel. Hasil penelitian menunjukkan bahwa uji t Ukuran Perusahaan berpengaruh negatif signifikan terhadap struktur modal, Struktur Aset berpengaruh positif tidak signifikan terhadap Struktur Modal, Kepemilikan Saham berpengaruh negatif tidak signifikan terhadap Struktur Modal. Hasil Uji F terdapat pengaruh Ukuran Perusahaan, Struktur Aset dan Kepemilikan saham terhadap Struktur Modal. Apabila ketiga variabel mengalami peningkatan ataupun penurunan akan berdampak pada Struktur Modal yang akan mengalami kenaikan maupun penurunan serupa seperti ketiga variabel tersebut. Kata Kunci: Ukuran Perusahaan; Struktur Aset; Kepemilikan Saham; Struktur Modal; Sektor Properti &nbsp

    The Multimodal Analysis of Lazada’s Online Advertisement

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    Advertisement plays an important role in the progression and development of a public company or an individual agency.  The performance of an advertisement cannot be separated from the elements inside. The purpose of this research was to determine the relationship between image (visual elements) and text (linguistic elements) in a context. This research analyzed the multimodal aspect of Lazada's online advertisement. The data was obtained from the internet by accessing the legal website of Lazada and selecting one image as the sample.    The method used in the research was a qualitative method that focused on descriptive and interpretative analysis. Generic Structure Potential (GSP) proposed by Cheong (2004) was applied to reveal visual and linguistic elements. Meanwhile, Halliday’s transitivity was applied to analyze types of processes in order to show how those elements represented the message conveyed. The research results showed that the visual elements on Lazada online advertisement were Lead, Emblem, and Display. Meanwhile, the linguistic elements were Announcement, Emblem, Call-and-visit-information, Enhancer, and Tag. Moreover, both elements were interconnected, in which attractive visual and linguistic elements directly affect the quality of the advertisement performed

    Acute hot water immersion is protective against impaired vascular function following forearm ischemia-reperfusion in young healthy humans.

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    Ischemia-reperfusion (I/R) injury is a primary cause of poor outcomes following ischemic cardiovascular events. We tested whether acute hot water immersion protects against forearm vascular I/R. METHODS: Ten (5 male, 5 female) young (23±2 years), healthy subjects participated in two trials in random order 7-21 days apart, involving: 1) 60-min of seated rest (control), or 2) 60-min of immersion in 40.5°C water (peak rectal temperature: 38.9±0.2°C). I/R was achieved 70 min following each intervention by inflating an upper arm cuff to 250mmHg for 20-min followed by 20-min of reperfusion. Brachial artery flow-mediated dilation (FMD) and forearm post-occlusive reactive hyperemia (RH) were measured as markers of macro- and micro-vascular function at three time points: 1) pre-intervention, 2) 60-min post-intervention, and 3) post-I/R. RESULTS: Neither time control nor hot water immersion alone affected FMD (both p>0.99). I/R reduced FMD from 7.4±0.7 to 5.4±0.6% (p=0.03) and this reduction was prevented following hot water immersion (7.0±0.7 to 7.7±1.0%; p>0.99). I/R also impaired RH (peak vascular conductance: 2.6±0.5 to 2.0±4mL∙min(-1)∙mmHg(-1), p=0.003), resulting in a reduced shear stimulus (SRAUC/10(-3) : 22.5±2.4 to 16.9±2.4, p=0.04). The post-I/R reduction in peak RH was prevented by hot water immersion (2.5±0.4 to 2.3±0.4mL∙min(-1)∙mmHg(-1); p=0.33). CONCLUSIONS: We observed a decline in brachial artery dilator function post-I/R, which may be (partly) related to damage incurred downstream in the microvasculature, as indicated by impaired RH and shear stimulus. Hot water immersion was protective against reductions in FMD and RH post-I/R, suggesting heat stress induces vascular changes consistent with reducing I/R injury following ischemic events

    ACME, a GIS tool for Automated Cirque Metric Extraction

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    Regional scale studies of glacial cirque metrics provide key insights on the (palaeo) environment related to the formation of these erosional landforms. The growing availability of high resolution terrain models means that more glacial cirques can be identified and mapped in the future. However, the extraction of their metrics still largely relies on time consuming manual techniques or the combination of, more or less obsolete, GIS tools. In this paper, a newly coded toolbox is provided for the automated, and comparatively quick, extraction of 16 key glacial cirque metrics; including length, width, circularity, planar and 3D area, elevation, slope, aspect, plan closure and hypsometry. The set of tools, named ACME (Automated Cirque Metric Extraction), is coded in Python, runs in one of the most commonly used GIS packages (ArcGIS) and has a user friendly interface. A polygon layer of mapped cirques is required for all metrics, while a Digital Terrain Model and a point layer of cirque threshold midpoints are needed to run some of the tools. Results from ACME are comparable to those from other techniques and can be obtained rapidly, allowing large cirque datasets to be analysed and potentially important regional trends highlighted

    OXIDE LAYER CHARACTERIZATION OF AlMg2 CLADDING OF IRRADIATED U3Si2/Al FUEL WITH 4,8 gU/cm3 DENSITY

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    OXIDE LAYER CHARACTERIZATION OF AlMg2 CLADDING OF IRRADIATED U3Si2/Al FUEL WITH 4,8 gU/cm3 DENSITY. To investigate the performance of AlMg2 cladding in the U3Si2/Al dispersion fuel, oxide layer characterization of AlMg2 cladding of the irradiated U3Si2/Al fuel with 4.8 gU/cm3 density was conducted. The oxide layer  on the surface of AlMg2 cladding is one of the changes that occur on the cladding after the U3Si2/Al fuel plate has been irradiated in the RSG-GAS reactor to a burn-up of ∼40%. The characterization and observation of the oxide layer was conducted using SEM (Scanning Electron Microscope) and Energy-dispersive X-ray spectroscopy (EDS). Samples with a size of 3x3 mm were taken from the middle of the fuel plate (middle position). After cutting, metallographic preparation includes mounting, grinding, polishing, and ultrasonic cleaning. SEM preparation was carried out by sputter coating using Au layer. The oxide layer on the AlMg2 cladding has a thickness of 10.3 µm with a uniformly distributed cracks along the oxide layer.Keyword: LEU, uranium-silicide, post-irradiation examination, AlMg2 cladding, oxide layer

    OXIDE LAYER CHARACTERIZATION OF AlMg2 CLADDING OF IRRADIATED U3Si2/Al FUEL WITH 4,8 gU/cm3 DENSITY

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    OXIDE LAYER CHARACTERIZATION OF AlMg2 CLADDING OF IRRADIATED U3Si2/Al FUEL WITH 4,8 gU/cm3 DENSITY. To investigate the performance of AlMg2 cladding in the U3Si2/Al dispersion fuel, oxide layer characterization of AlMg2 cladding of the irradiated U3Si2/Al fuel with 4.8 gU/cm3 density was conducted. The oxide layer  on the surface of AlMg2 cladding is one of the changes that occur on the cladding after the U3Si2/Al fuel plate has been irradiated in the RSG-GAS reactor to a burn-up of ∼40%. The characterization and observation of the oxide layer was conducted using SEM (Scanning Electron Microscope) and Energy-dispersive X-ray spectroscopy (EDS). Samples with a size of 3x3 mm were taken from the middle of the fuel plate (middle position). After cutting, metallographic preparation includes mounting, grinding, polishing, and ultrasonic cleaning. SEM preparation was carried out by sputter coating using Au layer. The oxide layer on the AlMg2 cladding has a thickness of 10.3 µm with a uniformly distributed cracks along the oxide layer. Keyword: LEU, uranium-silicide, post-irradiation examination, AlMg2 cladding, oxide layer

    STUDY OF FISSION GAS BUBBLES AND INTERACTION LAYER ON IRRADIATED U3Si2-Al DENSITY OF 4.8 gU/cm3

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    STUDY OF FISSION GAS BUBBLES AND INTERACTION LAYER ON IRRADIATED U3Si2-Al DENSITY OF 4.8 gU/cm3. Uranium-silicide compound fuel dispersed in aluminium matrix (U3Si2-Al) have been used in a large number of research reactors around the world because of its excellent behavior under irradiation. This fuel also provides high uranium density with typical fuel loading up to 4.8 gU/cm3 to compensate for the reduced fissile amount in LEU. To improve the density of current U3Si2-Al (2.96 gU/cm3) used in Indonesian GA Siwabessy Multipurpose Research Reactor, U3Si2-Al dispersion fuel plate with density of 4.8 gU/cm3 (U235 ∼19.75%) had been irradiated in RSG GAS for 175 days at 15 MW power to burnup level of approximately 40%. The characterization was performed using SEM-EDS and optical microscope to study microstructure of the irradiatted fuel, largely the fission gas bubbles and the interaction layer between U3Si2 fuel and Al matrix. The average diameter of the bubbles with diameter from 0.06 to 0.55 µm was 0.21 µm. The interaction layer was identified as U(Al,Si)2,3 with thickness of approximately 1.5 µm. The relatively small fission gas bubbles and the interaction layer didn’t cause swelling on the fuel and the overall performance of the fuel plate was very good.Keyword:  LEU, uranium-silicide, post-irradiation examination, interaction layer, fission gas bubbles

    Exclusive Leptoproduction of rho^0 Mesons from Hydrogen at Intermediate Virtual Photon Energies

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    Measurements of the cross section for exclusive virtual-photoproduction of rho^0 mesons from hydrogen are reported. The data were collected by the HERMES experiment using 27.5 GeV positrons incident on a hydrogen gas target in the HERA storage ring. The invariant mass W of the photon-nucleon system ranges from 4.0 to 6.0 GeV, while the negative squared four-momentum Q^2 of the virtual photon varies from 0.7 to 5.0 GeV^2. The present data together with most of the previous data at W > 4 GeV are well described by a model that infers the W-dependence of the cross section from the dependence on the Bjorken scaling variable x of the unpolarized structure function for deep-inelastic scattering. In addition, a model calculation based on Off-Forward Parton Distributions gives a fairly good account of the longitudinal component of the rho^0 production cross section for Q^2 > 2 GeV^2.Comment: 10 pages, 6 embedded figures, LaTeX for SVJour(epj) document class. Revisions: curves added to Fig. 1, several clarifications added to tex

    Effect of an EBM course in combination with case method learning sessions: an RCT on professional performance, job satisfaction, and self-efficacy of occupational physicians

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    Objective An intervention existing of an evidence-based medicine (EBM) course in combination with case method learning sessions (CMLSs) was designed to enhance the professional performance, self-efficacy and job satisfaction of occupational physicians. Methods A cluster randomized controlled trial was set up and data were collected through questionnaires at baseline (T0), directly after the intervention (T1) and 7 months after baseline (T2). The data of the intervention group [T0 (n = 49), T1 (n = 31), T2 (n = 29)] and control group [T0 (n = 49), T1 (n = 28), T2 (n = 28)] were analysed in mixed model analyses. Mean scores of the perceived value of the CMLS were calculated in the intervention group. Results The overall effect of the intervention over time comparing the intervention with the control group was statistically significant for professional performance (p <0.001). Job satisfaction and self-efficacy changes were small and not statistically significant between the groups. The perceived value of the CMLS to gain new insights and to improve the quality of their performance increased with the number of sessions followed. Conclusion An EBM course in combination with case method learning sessions is perceived as valuable and offers evidence to enhance the professional performance of occupational physicians. However, it does not seem to influence their self-efficacy and job satisfactio

    Search for ZZ and ZW Production in ppbar Collisions at sqrt(s) = 1.96 TeV

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    We present a search for ZZ and ZW vector boson pair production in ppbar collisions at sqrt(s) = 1.96 TeV using the leptonic decay channels ZZ --> ll nu nu, ZZ --> l l l' l' and ZW --> l l l' nu. In a data sample corresponding to an integrated luminosity of 194 pb-1 collected with the Collider Detector at Fermilab, 3 candidate events are found with an expected background of 1.0 +/- 0.2 events. We set a 95% confidence level upper limit of 15.2 pb on the cross section for ZZ plus ZW production, compared to the standard model prediction of 5.0 +/- 0.4 pb.Comment: 7 pages, 2 figures. This version is accepted for publication by Phys. Rev. D Rapid Communication
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