716 research outputs found

    Wild capitalism, privatisation and employment relations in Serbia

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    This paper aims to examine the phenomenom of wild capitalism under post Communist transformation. Many commentators on post Communist transformation focus their attention on dysfunctional corporate governance and the deleterious consequences of liberalisation on business ethics. Poor business ethics and bad corporate governance may be a consequence of labour exploitation for comparative advantage, and the abandonment of party authority. This allowed rapacious rent-seeking by a minority well placed to benefit from the newly de-regulated regime. A by-product is a burgeoning informal economy encouraged by insider dealing of privatised state assets. State regulation, where it exists, is often ignored. Employment relations are fragmented, with state-owned enterprises retaining some form of collective regulation, while newly privatised enterprises seek to marginalise union activity

    Determination of water content using mass spectrometry

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    Mass spectrometer is used to measure small quantities of water present in different materials. System has been applied in measuring water and gases desorbed from microcircuitry insulation, can also be used with foods, polymeric materials, and organic solvents

    Dynamic delta method for trace gas analysis

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    Method has been developed in which measurements are made only over viscous flow range, eliminating fractionation before the molecular leak and problems due to surface elution

    Spectrum, trajectory and the role of the state in workers' self-management

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    This article examines self-management in the wider context of political economy and the role of the state. Most literature focuses either on labour process analysis or on social movement aspects of the phenomenon. Most importantly, there appears less emphasis on understanding the role of the state in shaping or reshaping practice, or the state is even eschewed as an inevitably conservative and bureaucratic independent agent. In developing our understanding, we utilise documents from Titoist Yugoslavia, and surveys and case study interviews conducted in Argentina and Venezuela. First, we examine self-management in Titoist Yugoslavia in the aftermath of the Tito–Stalin split of 1948. Self-management was a central policy of the Titoist regime as it sought to distance itself from authoritarian and bureaucratic Communism. Indeed, Yugoslavia has been used as a comparator yardstick in recent discussions of other experiments such as those in Chávez's Venezuela. To pursue this comparison, and make more sense of the role of the state and the market, we examine the particularities of the new movements for self-management and cooperative working in the contemporary Latin American arc of protest against neoliberalism, focusing on both Argentina and Venezuela. The national specificities of each of these two countries are different, with the recovered companies having emerged ‘from below’ in Argentina contrasting with the movement ‘from above’ as part of Hugo Chávez' Bolivarian Revolution and ‘Twenty First Century Socialism’ in Venezuela. In our examples, we present a model of spectrum and trajectory from which self-management can be judged within a frame of socialist transformation. We record the contextual factors which shaped the movements, and isolate the state's influence to either promote or contain them. In our conclusion, we analyse factors of continuity and change, and discuss the state's role in relation to these different episodes of workers' self-management

    On-line mass spectrometric monitoring of the polymerization of a phenolic-resin-based material

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    Polymerization of phenolic-resin-based materials requires elevated temperatures. The low thermal conductivity of these materials has led to the use of dielectric heating techniques in lieu of standard convection oven heating to obtain a satisfactory cure. The curing rate and therefore the quality of the cured material depends on the heating rate and maximum temperature attained, parameters which are extremely difficult to measure in dielectric heating units. The dielectric curing of these materials was monitored by using a mass spectrometer to measure the partial pressure of phenol in the gas evolved during polymerization. The resulting plots of phenol partial pressure as a function of time have a characteristic shape, and these may be used to indicate the attainment of complete curing. The validity of the mass spectrometric technique was confirmed by chemical analysis of the polymerized samples

    Radical political unionism reassessed

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    Defections from European social-democratic parties and a resurgence of union militancy have prompted some to diagnose a new left-wing trade unionism across Europe. This comment on the article by Connolly and Darlington scrutinizes trends in France and Germany but primarily analyses recent developments in Britain. While there are some instances of disaffiliation from the Labour Party, support for electoral alternatives, growth in political militancy and emphasis on new forms of internationalism, these have been limited. There is insufficient evidence to suggest that we are witnessing the making of a new radical collectivism

    Catalyst for carbon monoxide oxidation

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    A catalyst is disclosed for the combination of CO and O2 to form CO2, which includes a platinum group metal (e.g., platinum); a reducable metal oxide having multiple valence states (e.g., SnO2); and a compound which can bind water to its structure (e.g., silica gel). This catalyst is ideally suited for application to high-powered pulsed, CO2 lasers operating in a sealed or closed-cycle condition

    Surface acoustic wave oxygen pressure sensor

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    A transducer for the measurement of absolute gas-state oxygen pressure from pressures of less than 100 Pa to atmospheric pressure (1.01 x 10(exp 5) Pa) is based on a standard surface acoustic wave (SAW) device. The piezoelectric material of the SAW device is coated with a compound which will selectively and reversibly bind oxygen. When oxygen is bound by the coating, the mass of the coating increases by an amount equal to the mass of the bound oxygen. Such an increase in the mass of the coating causes a corresponding decrease in the resonant frequency of the SAW device

    Second specimen of the Late Cretaceous sauropod dinosaur Diamantinasaurus matildae provides new anatomical information on skull and neck evolution in early titanosaurs and the biogeographic origins of Australian dinosaur faunas

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    The titanosaurian sauropod dinosaur Diamantinasaurus matildae is represented by two individuals from the Cenomanian–lower Turonian ‘upper’ Winton Formation of central Queensland, north-eastern Australia. The type specimen has been described in detail, whereas the referred specimen, which includes several elements not present in the type series (partial skull, atlas, axis and postaxial cervical vertebrae), has only been described briefly. Herein, we provide a comprehensive description of this referred specimen, including a thorough assessment of the external and internal anatomy of the braincase, and identify several new autapomorphies of D. matildae. Via an expanded data matrix consisting of 125 taxa scored for 552 characters, we recover a close, well-supported relationship between Diamantinasaurus and its contemporary, Savannasaurus elliottorum. Unlike previous iterations of this data matrix, under a parsimony framework we consistently recover Diamantinasaurus and Savannasaurus as early-diverging members of Titanosauria using both equal weighting and extended implied weighting, with the overall topology largely consistent between analyses. We erect a new clade, named Diamantinasauria herein, that also includes the contemporaneous Sarmientosaurus musacchioi from southern Argentina, which shares several cranial features with the referred Diamantinasaurus specimen. Thus, Diamantinasauria is represented in the mid-Cretaceous of both South America and Australia, supporting the hypothesis that some titanosaurians, in addition to megaraptoran theropods and possibly some ornithopods, were able to disperse between these two continents via Antarctica. Conversely, there is no evidence for rebbachisaurids in Australia, which might indicate that they were unable to expand into high latitudes before their extinction in the Cenomanian–Turonian. Likewise, there is no evidence for titanosaurs with procoelous caudal vertebrae in the mid-Cretaceous Australian record, despite scarce but compelling evidence for their presence in both Antarctica and New Zealand during the Campanian–Maastrichtian. These later titanosaurs presumably dispersed into these landmasses from South America before the Campanian (~85 Mya), when seafloor spreading between Zealandia and Australia commenced. Although Australian mid-Cretaceous dinosaur faunas appear to be cosmopolitan at higher taxonomic levels, closer affinities with South America at finer scales are becoming better supported for sauropods, theropods and ornithopods

    Pt/SnO2-based CO-oxidation catalysts for long-life closed-cycle CO2 lasers

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    Noble-metal/tin-oxide based catalysts such as Pt/SnO2 have been shown to be good catalysts for the efficient oxidation of CO at or near room temperature. These catalysts require a reductive pretreatment and traces of hydrogen or water to exhibit their full activity. Addition of Palladium enhances the activity of these catalysts with about 15 to 20 percent Pt, 4 percent Pd, and the balance SnO2 being an optimum composition. Unfortunately, these catalysts presently exhibit significant decay due in part to CO2 retention, probably as a bicarbonate. Research on minimizing the decay in activity of these catalysts is currently in progress. A proposed mechanism of CO oxidation on Pt/SnO2-based catalysts has been developed and is discussed
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