112 research outputs found

    Graphic Arts and Advertising as War Propaganda

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    This article discusses the close relationships between national governments, advertising trades and print media industries and assesses their significance for liberal democracy and national identity in the context of the First World War. It examines the connections between pictorial advertising, propaganda and publicity in a series of subsections dealing with the patriotic poster and war aims, the status of the graphic artist, war as a marketing ploy and the role of the visual in black and atrocity propaganda

    The Democratic Delusion: New Media, Resistance and Revolution in Serbia 1995-200

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    The article analyses the use of new media by the resistance to Slobodan Miloơević’s regime in Serbia in 1995-2000. It focuses on the early use of the internet by the independent radio station B92 and the oppositional organisation Otpor. The article challenges the techno-logical determinism of the Google Doctrine that suggests digital revolutions should lead to li-beral democracy. This insight is significant in the light of the failure of the opposition to Mi-loơević and the so-called ‘Bulldozer Revolution’ as well as other so-called ‘colour revolutions’ in the former communist states to establish viable democratic institutions at the end of the 20th century. The opposition, for all the richness of its cultural manifestations, its over-identifications with dominant ideologies, its creativity, instantaneity and performativity, essentially lacked a thorough modernist programme of political emancipation. New media opened up an ideological space that accommodated neo-liberal and anti-authoritarian values instead of those of liberal democracy

    Utilization of Electrohydrodynamic Cavitation in Primary Sludge Conditioning

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    This paper presents a brief characterization of the method of electrochemical conditioning of sludge, using the effect of low-temperature plasma. Primary sludge from the municipal wastewater treatment plant in Gorzów was analysed. The sludge was conditioned electrochemically, chemically with calcium hydroxide and dihydrogen dioxide, and using a combined method – electrochemical and chemical. For each conditioned sludge its settlement characteristics, hydration, dry mass content, organic and mineral substances, calculated and measured specific filtration resistance, effectiveness of filtration, iron content in ash, as well as energy-consumption in the process were determined. For the electrochemical, chemical and combined processes of primary sludge conditioning, their courses were compared. It was proved that (1) processes of conditioning cause changes in properties of primary sludge; (2) electrochemical conditioning causes mineralization and stabilization; (3) dewaterability of sludge is improved; (4) the process can be supported using additionally calcium hydroxide and dihydrogen dioxide; (5) optimization of the process can be performed only by improving the effectiveness of selected process parameters

    Transient field-resolved reflectometry at 50-100 THz

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    Transient field-resolved spectroscopy enables studies of ultrafast dynamics in molecules, nanostructures, or solids with sub-cycle resolution, but previous work has so far concentrated on extracting the dielectric response at frequencies below 50 THz. Here, we implemented transient field-resolved reflectometry at 50-100 THz(3-6 mu m) with MHz repetition rate employing 800 nm few-cycle excitation pulses that provide sub-10 fs temporal resolution. The capabilities of the technique are demonstrated in studies of ultrafast photorefractive changes in semiconductors Ge and GaAs, where the high frequency range permits to explore the resonance-free Drude response. The extended frequency range in transient field-resolved spectroscopy can further enable studies with so far inaccessible transitions, including intramolecular vibrations in a large range of systems. Published by The Optical Society under the terms of the Creative Commons Attribution 4.0 License

    EERC Center for Biomass Utilization 2006

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    The Center for Biomass Utilization (CBUü) 2006 project at the Energy & Environmental Research Center (EERC) consisted of three tasks related to applied fundamental research focused on converting biomass feedstocks to energy, liquid transportation fuels, and chemicals. Task 1, entitled Thermochemical Conversion of Biomass to Syngas and Chemical Feedstocks, involved three activities. Task 2, entitled Crop Oil Biorefinery Process Development, involved four activities. Task 3, entitled Management, Education, and Outreach, focused on overall project management and providing educational outreach related to biomass technologies through workshops and conferences

    Divestment of commonwealth public enterprises in Australia: the cupboard is bare

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    Public enterprises have played a major role in the national development of Australia since the early years of European settlement. More recently, especially since the 1980s, Australian governments at national and state levels, involving political parties of both the left and right, have undertaken a program of major reform of their public sectors. The relentless pace of reform has been driven by a variety of motives from pragmatic through to ideological, within a broad consensus that private delivery of services should be privileged over public. As a result, discourse about public enterprises in Australia has tended to focus on divestment and windfall revenues to assist governments to balance their budgets. The analysis in this paper will detail the major players at the national level, their governance arrangements and some consideration of how these enterprises have performed. We will also outline how the public mission of public enterprises has transformed in recent decades from a role as nation builder to one as enabler of services. In conclusion we will consider the long-term outlook including the loss of public value with declining standards of service and the reduced opportunities for further divestments with pressure on governments to seek alternative savings and revenue arrangements

    Community engagement and professionalization: Emerging tensions

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    © 2019 by Emerald Publishing Limited. An increase in community engagement by governments across Australia’s three-tiered federal polity conforms to international trends. It represents a multidimensional institutionalization of participatory democracy designed to involve the public in decision-making. Increasingly, it is a practice which displays the markers of professionalization, including (self-described) professionals, professional associations and a code of ethics. The individuals who design, communicate, and facilitate community engagement are placed in a unique position, whereas most professions claim to serve both their client or employer and a greater public good, community engagement practitioners play these roles while also claiming to serve as “guardians” of democratic processes. Yet the claimed professionalization of community engagement is raising some questions: Is community engagement really a profession – and by what criteria ought this be assessed? What tensions do community engagement practitioners face by “serving multiple masters,” and how do they manage these? More pointedly, how can ethics inform our understanding of community engagement and its professionalization? This chapter examines the case for the practice of community engagement as a profession using Noordegraaf’s (2007) pillars of pure professionalism as a guide. It then explores some practical examples of the tensions practitioners may experience. The chapter concludes by reflecting on the future direction of community engagement given its positioning

    Deep Convective Microphysics Experiment (DCMEX) coordinated aircraft and ground observations: microphysics, aerosol, and dynamics during cumulonimbus development

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    Cloud feedbacks associated with deep convective anvils remain highly uncertain. In part, this uncertainty arises from a lack of understanding of how microphysical processes influence the cloud radiative effect. In particular, climate models have a poor representation of microphysics processes, thereby encouraging the collection and study of observation data to enable better representation of these processes in models. As such, the Deep Convective Microphysics Experiment (DCMEX) undertook an in situ aircraft and ground-based measurement campaign of New Mexico deep convective clouds during July–August 2022. The campaign coordinated a broad range of instrumentation measuring aerosol, cloud physics, radar, thermodynamics, dynamics, electric fields, and weather. This paper introduces the potential data user to DCMEX observational campaign characteristics, relevant instrument details, and references to more detailed instrument descriptions. Also included is information on the structure and important files in the dataset in order to aid the accessibility of the dataset to new users. Our overview of the campaign cases illustrates the complementary operational observations available and demonstrates the breadth of the campaign cases observed. During the campaign, a wide selection of environmental conditions occurred, ranging from dry, northerly air masses with low wind shear to moist, southerly air masses with high wind shear. This provided a wide range of different convective growth situations. Of 19 flight days, only 2 d lacked the formation of convective cloud. The dataset presented (https://doi.org/10.5285/B1211AD185E24B488D41DD98F957506C; Facility for Airborne Atmospheric Measurements et al., 2024) will help establish a new understanding of processes on the smallest cloud- and aerosol-particle scales and, once combined with operational satellite observations and modelling, can support efforts to reduce the uncertainty of anvil cloud radiative impacts on climate scales
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