302 research outputs found

    Hegel’s Institutional Enlightenment: A Study of the Political Institutions in Hegel’s Philosophy of Right

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    “Hegel’s Institutional Enlightenment: A Study of the Political Institutions of Hegel’s Philosophy of Right” examines how Hegel responded to Prussian feudal elites who employed the ideas of “liberty” and “parliaments” to advance their interests. In contrast to other scholars who argue that Hegel sought to moderate the radical individualism of bourgeois liberalism, this work finds that he is instead better understood as responding to aristocratic liberalism. This approach frames Hegel’s political thought as a response to feudal reaction and the rise of Junker-led agrarian capitalism rather than problems of bourgeois and industrial society per se. I demonstrate how Hegel had the Prussian landed aristocracy in mind when he defended seemingly anti- democratic institutions like the monarchy, bureaucracy, and the Estates to insulate the power of the bureaucrats in government from Junker influence

    Development and Testing of a Low Flame Temperature, Peroxide-Alcohol-Based Monopropellant Thruster

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    Recent developments in chemical propulsion for CubeSats have been directed away from high flame temperature propellants such as the ionic salts and towards cooler propellants that mitigate thermal management issues. Engineers at CU Aerospace have continued the development of a Monopropellant Propulsion Unit for CubeSats (MPUC), which burns a diluted mixture of hydrogen peroxide and alcohol called CUA MonoPropellant #10 (CMP-X). The propellant was subjected to UN classification tests and has been certified for air transport, demonstrating “little to no reactivity as an explosive in the UN Test Series 1 & 2 tests.” Recent experimental measurements demonstrate that MPUC with CMP-X operates at a flame temperature below 1000 °C, enabling its manufacture from standard stainless steels and avoiding more costly refractory metal components common with HAN-or ADN-based thrusters. Using hardware optimized for ~150 mN operation, a high-Isp test measured 180 s at 174 mN and a high-thrust test measured 450 mN at 154 s. A preliminary 1.5U design provides 1600 N-s total impulse

    Moving from suicide trauma to hope, exploring humour

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    No abstract availableDissertation (MA (Practical Theology))--University of Pretoria, 2007.Practical Theologyunrestricte

    Monofilament Vaporization Propulsion (MVP) - CubeSat Propulsion System with Inert Polymer Propellant

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    CUA has developed an electrothermal thruster which consumes an inert polymer propellant fiber. This technology retains performance characteristics competitive with other warm gas systems, but enables more accessibility to micropropulsion via dramatically reduced cost and the elimination of range safety concerns. CUA’s Monofilament Vaporization Propulsion (MVP) draws from extrusion 3D printer technology to feed and melt polymer propellant in preparation for evaporation and heating up to 1100K using CUA’s micro-resistojet technology. Despite undergoing depolymerization and two separate phase changes, the system power requirements are manageable, demonstrating typical specific thrusts of 0.16 mN/W, and a maximum specific impulse in excess of 100 s. 1U system performance exceeds 500 N-s total impulse
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