9,556 research outputs found

    Settling of bentonite in gelatine solutions

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    New Zealand has a sizeable meat by-products processing industry, associated with significant aqueous effluent called stickwater. Stickwater has a biological oxygen demand of 50-150 g O₂/l and has to be treated prior to disposal. Currently, stickwater is dried and added to meat and bone meal in some inedible meat rendering plants. In edible rendering plants, the gelatin can be removed and the remaining broth is concentrated as a flavor enhancer. Where no further unit operations are carried out on stickwater, the stickwater must be treated to reduce the BOD. A medium size meat rendering plant in NZ can produce up to 30,000 L of stickwater at 2-5% solids per day¹. In Hamilton, waste water treatment costs NZ0.90perkgsolidsorapproximatelyNZ0.90 per kg solids or approximately NZ1350 per day. In comparison, abattoir waste treatment costs NZ$ 0.23/kg in the US.

    Overview and Features of Generic Security Protocols for Cloud Computing Environment

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    - In this research paper we are describing the several generic protocols use in Cloud computing environment. Now-a-days Cloud Computing has become very important in large and small enterprise so security has also become very important for Cloud Computing. Several technique use to protect the cloud. Techniques are implemented by protocols. This paper is based on overview of protocols that use in Cloud computing environment. The protocols of cloud computing can also use in different security system such as Cryptonet System, Mailing System and Authentication System

    (Con)trolling the Web: Social Media User Arrests, State-Supported Vigilantism and Citizen Counter-Forces in Russia

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    This article applies Haggerty and Ericson’s surveillant assemblage concept to to the recent wave of social media user arrests in Russia. In doing so, it addresses the legislative frameworks applied to online self-expression, depicts the nuances of legal charges pressed against select social media users, assesses the role of formal law enforcement and vigilant citizens recruited to extend the state’s watchful gaze, and elaborates on citizen counter-forces resisting the tightening state control over the digital domain. The article argues that Russia’s internet users appear to be trolled by the ruling elite through the use of obscure legal frameworks and the stampede of actors and practices where select individuals face legal charges for their activities on social media, while other users face no consequences for the same engagements. Such unpredictability stimulates self-censorship, making the system effective by virtue of its dysfunctionality. Methodologically, the study relies on desk research and field interviews

    Some Issues of Turkey’s Entry into the First World War

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    The paper seeks to clarify some circumstances surrounding Turkey’s entry into the First World War, focusing on the events that took place between 5 and 10 August 1914 including the negotiations between Enver Pasha and the Russian military attachée M. N. Leontiev

    London 2012 Olympic Games: Challenges Faced by Islamic Olympians Fasting for Ramadan

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    Fasting is a common practice among many religions in the world. In the ancient religions, fasting was observed as common religious practice associated with many religious festivals. Fasting was also observed in the Judaism and Christianity as part of the religious belief. Therefore, Islam has also prescribed fasting for Muslim in the form of a-month long period of obligatory acts of worship. Ramadan is the ninth month of the Muslim calendar, during which they observed the fasting among daylight hours. The paper has explored significance of Ramadan and impact it had on Muslim athletes during the London 2012 Olympic Games. The Olympic Games were scheduled during the month of Ramadan and the impact of the Olympic Games on Muslim athletes, visitors, and viewers was described, because main Olympic events were scheduled during the breaking of the fast. This paper presents the findings of the primary research undertaken to assess the views and opinions of both the Islamic religion and other religions, concerning the impact of religious festivals on the Olympic Games. The results concluded that most of the people have no idea that there could be an impact of religious festivals on the Olympic Games

    Early Aspects at ICSE 2007: Workshop on Aspect-Oriented Requirements Engineering and Architecture Design

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    The “Early Aspects @ ICSE’07” is the 11th workshop in the series of Early Aspects workshops [1] which focuses on aspect identification during the requirements engineering and architecture derivation activities. The specific aim of the present workshop is twofold: (a) to initiate creation of an Early Aspects application demonstration and comparisons benchmark; and (b) to solicit submission of new research

    Large scale motions in superclusters: their imprint in the CMB

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    We identify high density regions of supercluster size in high resolution N-body simulations of a representative volume of three Cold Dark Matter Universes. By assuming that (1) the density and peculiar velocities of baryons trace those of the dark matter, and (2) the temperature of plasma is proportional to the velocity dispersion of the dark matter particles in regions where the crossing times is smaller than the supercluster free-fall time, we investigate how thermal motions of electrons in the intra-cluster medium and peculiar velocity of clusters can affect the secondary anisotropies in the cosmic microwave background (CMB). We show that the thermal effect dominates the kinematic effect and that the largest thermal decrements are associated with the most massive clusters in superclusters. Thus, searching for the presence of two or more close large CMB decrements represents a viable strategy for identifying superclusters at cosmological distances. Moreover, maps of the kinematic effect in superclusters are characterized by neighboring large peaks of opposite signs. These peaks can be as high as ~ 10 microK at the arcminute angular resolution. Simultaneous pointed observations of superclusters in the millimeter and submillimeter bands with upcoming sensitive CMB experiments can separate between the thermal and kinematic effect contributions and constrain the evolution of the velocity field in large overdense regions.Comment: 4 pages, 5 figures, ApJ Letters, in press; revised version according to referee's comment

    Quantum Nonlocal Boxes Exhibit Stronger Distillability

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    The hypothetical nonlocal box (\textsf{NLB}) proposed by Popescu and Rohrlich allows two spatially separated parties, Alice and Bob, to exhibit stronger than quantum correlations. If the generated correlations are weak, they can sometimes be distilled into a stronger correlation by repeated applications of the \textsf{NLB}. Motivated by the limited distillability of \textsf{NLB}s, we initiate here a study of the distillation of correlations for nonlocal boxes that output quantum states rather than classical bits (\textsf{qNLB}s). We propose a new protocol for distillation and show that it asymptotically distills a class of correlated quantum nonlocal boxes to the value 1/2(33+1)3.0980761/2 (3\sqrt{3}+1) \approx 3.098076, whereas in contrast, the optimal non-adaptive parity protocol for classical nonlocal boxes asymptotically distills only to the value 3.0. We show that our protocol is an optimal non-adaptive protocol for 1, 2 and 3 \textsf{qNLB} copies by constructing a matching dual solution for the associated primal semidefinite program (SDP). We conclude that \textsf{qNLB}s are a stronger resource for nonlocality than \textsf{NLB}s. The main premise that develops from this conclusion is that the \textsf{NLB} model is not the strongest resource to investigate the fundamental principles that limit quantum nonlocality. As such, our work provides strong motivation to reconsider the status quo of the principles that are known to limit nonlocal correlations under the framework of \textsf{qNLB}s rather than \textsf{NLB}s.Comment: 25 pages, 7 figure
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