50,649 research outputs found

    On the reflection and transmission of circumferential waves through nozzles

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    Pengaruh Keselamatan Dan Kesehatan Kerja Terhadap Kepuasan Kerja Karyawan (Studi Pada Karyawan Bagian Produksi PT Indohamafish Jembrana Bali)

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    Basically, guarantee on Occupational safety and health are the efforts of companies to give support to every activity that employees do. Occupational safety and health guarantee existence will give safeness by itself so that employees can work well as procedure and rule defined by companies so job satisfaction can be realized. So if occupational safety and health guarantee can be maximized by companies, it can incerase job satisfaction so employees can work safetly and pleasantly and the target achievement as the final purpose that is appointed by companies can be reached maximally. This research has some purposes: 1) To find the impact of occupational safety on employee job satisfaction partialy in production division of PT. Indohamafish Jembrana Bali. 2) To find the impact of occupational health on employee job satisfaction partialy in production division of PT. Indohamafish Jembrana Bali. 3) To find the impact of occupational safety and health on job satisfaction in production division of PT. Indohamafish Jembrana Bali. This kind of research is explanatory research and the population of this research are production division of PT. Indohamafish Jembrana Bali employees, 80 as total by using total sampling technique. Multiple linear regression is used for Data Analysis technique with F test and t test. Research results shows that occupational safety has a partial impact for employees in PT. Indohamafish Jembrana Bali production division by 0,730. Occupationall health has a partial impact for employees in PT. Indohamafish Jembrana Bali production division by 0,199. Occupational safety and healthy working has a simultan impact for employees in PT. Indohamafish Jembrana Bali production division by 70,5%

    Monetary cost for time spent in everyday physical activities.

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    publisher: Elsevier articletitle: Monetary cost for time spent in everyday physical activities journaltitle: Social Science & Medicine articlelink: http://dx.doi.org/10.1016/j.socscimed.2014.02.043 content_type: article copyright: Copyright © 2014 Elsevier Ltd. All rights reserved.publisher: Elsevier articletitle: Monetary cost for time spent in everyday physical activities journaltitle: Social Science & Medicine articlelink: http://dx.doi.org/10.1016/j.socscimed.2014.02.043 content_type: article copyright: Copyright © 2014 Elsevier Ltd. All rights reserved.We measured utility curves for the hypothetical monetary costs as a function of time engaged in three everyday physical activities: walking, standing, and sitting. We found that activities requiring more physical exertion resulted in steeper discount curves, i.e., perceived cost as a function of time. We also examined the effects of gain vs. loss framing (whether the activity brought additional rewards or prevented losses) as well as the effects of the individual factors of gender, income, and BMI. Steeper discount curves were associated with higher income (annual household ≥ median of $45,000) and gain framing (which indicates loss aversion). There were interactions between gender and frame, and also income and frame: Females and higher income participants showed loss aversion whereas males and lower income participants were not affected by framing. Males showed less discounting in gain frames relative to females, whereas females showed less discounting in loss frames relative to males. In gain frames, higher income participants discounted more but in loss frames there was no effect of income. We also found individual tendencies for discounting across activities: if an individual exhibited steeper discounting for one activity, they were also more likely to exhibit steeper discounting for the other activities. These results have implications for designers of interventions to encourage non-exercise physical activities, suggesting that loss-framed incentives are more effective for women and those with middle class (or greater) incomes. Furthermore loss framed incentives have more uniform impact across income brackets because people discount loss frames similarly regardless of income whereas those with middle-class incomes are not as motivated by gain frames. Our results also demonstrate a general method for examining the costs of effort associated with everyday activities

    Cross-linking of LDPE/wax Blends in the Presence of Dicumyl Peroxide

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    Thermal properties of cross-linked and uncross-linked LDPE/wax blends were investigated. The blends were prepared by thoroughly mixing the powdery ingredients, followed by pressing at 180 ºC for ten minutes. The extent of cross-linking was determined by means of gravimetric analysis of the gel content of the samples. The thermal properties were determined by differential scanning calorimetry (DSC). The analyses of cross-link density of the samples indicated that increased amounts of peroxide gives rise to more efficient cross-linking, but only the PE phase in the blends is cross-linked. The DSC results indicated that LDPE and wax are probably miscible in the crystalline phase at low wax concentrations, but at higher wax concentrations the wax is only partially miscible in the crystalline phase. South African Journal of Chemistry Vol.55 2002: 34-4

    Relationship between Occupational Maladjustment and Task Performance of Civil Servants

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    Civil servants who occupy high office positions tend to exhibit unacceptable behaviours which include truancy, lateness, not on seat syndrome, among others. This has become an issue of concern to the state government as well as interested persons including the present researchers who have been involved in occupational counselling for many years. Consequently the present researchers motivated by this fact set out to determine the level of relationship between occupational maladjustment and task performance of civil servants in Anambra state. Three research questions and one  hypothesis guided the study. The design for the study is correlational survey used to determine the level of relationship existing among the two variables. The sample for the study consisted of 581 males and females who were experiencing occupational maladjustment. The instrument forthe study was a structured questionnaire titled Civil Servants Performance, Occupational Maladjustment (CSAPOM). The data was analyzed using mean and hypothesis was tested using independent ttest at 0.05 level of significance. Based on the analyses, the results showed that; (1) Civil Servants in Anambra State experience high level of occupational  maladjustment. (2). that occupational maladjustment of civil servants and their task performance are independent of one another. Based on these findings, recommendations were made among which is: that there is need for counsellors, workers, labour and supervisors to be equipped with upto-date knowledge of the occupational maladjustment and ways of handling the problems

    Quantum parallel dense coding of optical images

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    We propose quantum dense coding protocol for optical images. This protocol extends the earlier proposed dense coding scheme for continuous variables [S.L.Braunstein and H.J.Kimble, Phys.Rev.A 61, 042302 (2000)] to an essentially multimode in space and time optical quantum communication channel. This new scheme allows, in particular, for parallel dense coding of non-stationary optical images. Similar to some other quantum dense coding protocols, our scheme exploits the possibility of sending a classical message through only one of the two entangled spatially-multimode beams, using the other one as a reference system. We evaluate the Shannon mutual information for our protocol and find that it is superior to the standard quantum limit. Finally, we show how to optimize the performance of our scheme as a function of the spatio-temporal parameters of the multimode entangled light and of the input images.Comment: 15 pages, 4 figures, RevTeX4. Submitted to the Special Issue on Quantum Imaging in Journal of Modern Optic
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