464 research outputs found

    Analisa Pengaruh Authentic Leadership Terhadap Employee Engagement Di Hotel “X” Surabaya

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    Penelitian ini bertujuan untuk mengetahui pengaruh authentic leadership terhadap employee engagement di Hotel “X” Surabaya. Penelitian ini melibatkan 138 karyawan Hotel “X” Surabaya. Jenis penelitian yang digunakan adalah kuantitatif kausal. Analisa pengaruh menggunakan analisa regresi linear berganda. Hasil penelitian menunjukkan bahwa authentic leadership berpengaruh simultan dan signifikan namun dari empat sub variabel authentic leadership, tiga diantaranya berpengaruh secara parsial namun tidak signifikan. Hanya satu sub variabel saja yang memiliki pengaruh secara parsial dan signifikan terhadap employee engagement. Sub variabel internalized moral persective adalah sub variabel paling dominan terhadap employee engagement di hotel “X” Surabaya

    Analisa Pengaruh Transformational Leadership Terhadap Employee Engagement Dengan Kepuasan Karyawan Sebagai Variabel Intervening Di Artotel Hotel Surabaya

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    Penelitian ini bertujuan untuk mengetahui pengaruh transformational leadership terhadap employee engagement dengan kepuasan karyawan sebagai variabel intervening di Artotel Hotel Surabaya. Penelitian ini melibatkan 30 karyawan Artotel Surabaya. Jenis penelitian ini menggunakan pendekatan kuantitatif. Teknik analisa data yang digunakan dalam penelitian ini menggunakan software smart PLS (Partial Least Square).Hasil penelitian menunjukkan bahwa transformational leadership berpengaruh positif & signifikan terhadap kepuasan karyawan dan positif & tidak signifikan tehadap employee engagement, begitu juga dengan kepuasan karyawan yang berpengaruh positif & tidak signifikan terhadap employee engagement, dan kepuasan karyawan tidak dapat berfungsi sebagai variabel intervening

    Pengaruh Employee Engagement Terhadap Kepuasan Kerja Dan Turn Over Intention Di Swiss-belinn Surabaya

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    Pengelolaan sumber daya manusia menjadi sangat penting untuk mencegah terjadinya turnover intention karyawan maka dibutuhkan rasa engaged. Tujuan dalam penelitian ini adalah untuk mengetahui pengaruh signifikan employee engagement terhadap kepuasan kerja dan turnover intention serta pengaruh signifikan dari kepuasan kerja terhadap turnover intention. Jenis penelitian ini menggunakan pendekatan kuantitatif. Teknik analisis data yang digunakan dalam penelitian ini menggunakan software Smart PLS (Partial Least Square). Berdasarkan hasil analisis dan pembahasan dapat disimpulkan bahwa employee engagement berpengaruh positif dan signifikan terhadap kepuasan kerja dan negatif dan signifikan terhadap turnover intention, sedangkan kepuasan kerja berpengaruh negatif dan signifikan terhadap turnover intentio

    Analisa Aspek Ergonomi Di Restoran Pipe & Barrel Surabaya Terhadap Kenyamanan Karyawan Dan Konsumen

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    Penelitian ini dilakukan di Restoran Pipe & Barrel Surabaya, dengan tujuan untuk mengetahui apakah aspek ergonomi berpengaruh terhadap Kenyamanan karyawan dan konsumen. Penelitian ini mengambil sampel sebanyak 3 karyawan sebagai informan dan 100 konsumen sebagai responden. Penelitian ini menggunakan Analisa Faktor Konfirmatori untuk dimensi Kenyaman konsumen dan triangulasi untuk dimensi Kenyamanan karyawan. Berdasarkan hasil penelitian, diperoleh bahwa aspek ergonomi pada dimensi Kenyamanan karyawan (ergonomi fisik, lingkungan, & makro) sudah cukup baik dan aspek ergonomi pada dimensi Kenyamanan konsumen (aspek antropometri dan ergonomi lingkungan) berpengaruh signifikan terhadap Kenyamanan konsumen di Restoran Pipe & Barrel Surabaya. This research was conducted at the Pipe & Barrel Restaurant Surabaya; the objective of this study is to know whether the aspects of ergonomics effect on employees\u27 and consumers\u27s comfort. This research take 3 employees of informants and 100 consumers of respondent. This study uses triangulation for the employees\u27 comfort dimension and Confirmatory Factor Analysis (CFA) for the consumers\u27 comfort dimension. Based on the result, ergonomic aspects of employees\u27 comfort dimension (physical, environmental, & macro ergonomics) are proper enough and ergonomic aspects of consumers\u27 comfort dimension (anthropometrics and environmental ergonomics) affect on consumers\u27 comfort in Pipe & Barrel Restaurant Surabaya

    Analisa Pengaruh Gaya Kepemimpinan Transformasional Dan Gaya Kepemimpinan Transaksional Terhadap Kinerja Karyawan Di Restoran Madame Chang Surabaya

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    Tujuan dari penelitian ini adalah untuk mengetahui pengaruh gaya kepemimpinan transformasional dan transaksional secara parsial dan simultan terhadap kinerja karyawan serta gaya kepemimpinan manakah yang lebih dominan yang mempengaruhi kinerja karyawan. Penelitian ini melibatkan 50 orang karyawan restoran Madame Chang Surabaya. Jenis penelitian yang digunakan adalah kuantitatif kausal. Teknik analsis data dalam penelitian ini menggunakan Regresi Linier Berganda. Hasil dari penelitian ini menunjukkan bahwa kepemimpinan transformasional berpengaruh positif dan signifikan terhadap kinerja karyawan sedangkan kepemimpinan transaksional tidak berpengaruh secara signifikan terhadap kinerja karyawan restoran Madame Chang Surabaya.The purpose of this study was to know the partial and simultaneous influence of transformational and transactional leadership styles toward job performance and which styles of leadership had more dominant effect toward job performance. The study involved 50 employees of Madame Chang Restaurant Surabaya. The type of research was quantitative causal. The data analysis used in this research was Multiple Linear Regression. The results of this study showed that transformational leadership style had a positive and significant impact on job performance whereas transactional leadership style did not give a significant effect on job performance at Madame Chang Restaurant Surabaya

    Rapid Detection of the Africanized Honey Bee: a Tool for Indonesian Animal Quarantine

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    Molecular detection methods were used to determine if Africanized Honey Bees (AHBs) are present in populations of imported Apis mellifera in Indonesia. The cytochrome b (cyt b gene) was amplified from mitochondrial DNA and digested with the BglII restriction enzyme (cytb/BglII). Two types of animal DNA extraction kits were used and found suitable for rapid preparation of DNA from A. mellifera by the Animal Quarantine facility. Results showed that all 94 colony samples from beekeepers in Java produced a 485 bp PCR product from the amplification of this gene. Two DNA fragments of 194 and 291 bp from all samples were produced after digestion with BglII. This cytb/BglII result together with the DNA sequence of cyt b showed that all collected samples of A. mellifera were the non-AHB type. Hence, this study did not detect AHB in Indonesia

    Phenol dissociation on pristine and defective graphene

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    Phenol (C6H5O‒H) dissociation on both pristine and defective graphene sheets in terms of associated enthalpic requirements of the reaction channels was investigated. Here, we considered three common types of defective graphene, namely, Stone-Wales, monovacancy and divacancy configurations. Theoretical results demonstrate that, graphene with monovacancy creates C atoms with dangling bond (unpaired valence electron), which remains particularly useful for spontaneous dissociation of phenol into phenoxy (C6H5O) and hydrogen (H) atom. The reactions studied herein appear barrierless with reaction exothermicity as high as 2.2 eV. Our study offers fundamental insights into another potential application of defective graphene sheets

    Post-translational processing targets functionally diverse proteins in Mycoplasma hyopneumoniae

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    © 2016 The Authors. Mycoplasma hyopneumoniae is a genome-reduced, cell wall-less, bacterial pathogen with a predicted coding capacity of less than 700 proteins and is one of the smallest self-replicating pathogens. The cell surface of M. hyopneumoniae is extensively modified by processing events that target the P97 and P102 adhesin families. Here, we present analyses of the proteome of M. hyopneumoniae-type strain J using protein-centric approaches (one- and two-dimensional GeLC-MS/MS) that enabled us to focus on global processing events in this species. While these approaches only identified 52% of the predicted proteome (347 proteins), our analyses identified 35 surface-associated proteins with widely divergent functions that were targets of unusual endopro-teolytic processing events, including cell adhesins, lipoproteins and proteins with canonical functions in the cytosol that moonlight on the cell surface. Affinity chromatography assays that separately used heparin, fibronectin, actin and host epithelial cell surface proteins as bait recovered cleavage products derived from these processed proteins, suggesting these fragments interact directly with the bait proteins and display previously unrecognized adhesive functions. We hypothesize that protein processing is underestimated as a post-translational modification in genome-reduced bacteria and prokaryotes more broadly, and represents an important mechanism for creating cell surface protein diversity

    Growth of anaerobic methane-oxidizing archaea and sulfate reducing bacteria in a high pressure membrane-capsule bioreactor

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    Communities of anaerobic methane-oxidizing archaea (ANME) and sulfate-reducing bacteria (SRB) grow slowly, which limits the ability to perform physiological studies. High methane partial pressure was previously successfully applied to stimulate growth, but it is not clear how different ANME subtypes and associated SRB are affected by it. Here, we report on the growth of ANME-SRB in a membrane capsule bioreactor inoculated with Eckernförde Bay sediment that combines high-pressure incubation (10.1 MPa methane) and thorough mixing (100 rpm) with complete cell retention by a 0.2-m-pore-size membrane. The results were compared to previously obtained data from an ambient-pressure (0.101 MPa methane) bioreactor inoculated with the same sediment. The rates of oxidation of labeled methane were not higher at 10.1 MPa, likely because measurements were done at ambient pressure. The subtype ANME-2a/b was abundant in both reactors, but subtype ANME-2c was enriched only at 10.1 MPa. SRB at 10.1 MPa mainly belonged to the SEEP-SRB2 and Eel-1 groups and the Desulfuromonadales and not to the typically found SEEP-SRB1 group. The increase of ANME-2a/b occurred in parallel with the increase of SEEP-SRB2, which was previously found to be associated only with ANME-2c. Our results imply that the syntrophic association is flexible and that methane pressure and sulfide concentration influence the growth of different ANME-SRB consortia. We also studied the effect of elevated methane pressure on methane production and oxidation by a mixture of methanogenic and sulfate-reducing sludge. Here, methane oxidation rates decreased and were not coupled to sulfide production, indicating trace methane oxidation during net methanogenesis and not anaerobic methane oxidation, even at a high methane partial pressure.This work was supported in part by the EET program of the Dutch Ministries of Economic Affairs; Education, Culture and Science; and Environment and special planning through the Anaerobic Methane Oxidation for Sulfate Reduction project. This research was also supported by the Dutch Technology Foundation STW, which is part of the Netherlands Organization for Scientific Research (NWO) and which is partly funded by the Ministry of Economic Affairs. The research of A.J.M.S. is supported by an ERC grant (project 323009) and a Gravitation grant (project 024.002.002) of the Netherlands Ministry of Education, Culture and Science and the Netherlands Science Foundation (NWO)

    The surface science of quasicrystals

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    The surfaces of quasicrystals have been extensively studied since about 1990. In this paper we review work on the structure and morphology of clean surfaces, and their electronic and phonon structure. We also describe progress in adsorption and epitaxy studies. The paper is illustrated throughout with examples from the literature. We offer some reflections on the wider impact of this body of work and anticipate areas for future development. (Some figures in this article are in colour only in the electronic version
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