2,712 research outputs found

    Separation of phosphorus uptake and carbohydrate storage for intensive algal treatment processes

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    The student, Courtney Ackerman, accepted the attached license on 2019-07-11 at 13:59.The student, Courtney Ackerman, submitted this Thesis for approval on 2019-07-11 at 14:02.Microalgal systems have the potential to be an effective tertiary treatment step to lower effluent nitrogen and phosphorus levels discharged from secondary clarifiers at water resource recovery facilities. This work leveraged a tubular photobioreactor (PBR) system to evaluate the effect of a natural microalgal consortium on amended secondary clarifier effluent from the Urbana, IL water resource recovery facility. The photobioreactor is critical to ensure algae dominance over heterotrophic bacteria, but phosphorus uptake has been shown to be achieved in a dark mix tank. The objective of the work was to determine whether the system could use light time in the photobioreactor for carbohydrate storage and still achieve the adequate nutrient removal in the dark. The system was cycled between light and dark conditions, on the timescale of hours, with the goal of creating phosphorus-deplete conditions in the light, to see if phosphorus removal occurred when fresh influent was added in the dark. Different experimental conditions were evaluated with the goal to achieve complete phosphorus removal, but ultimately, the system was unable to achieve the level of removal necessary for full-scale implementation under these conditions. Since complete phosphorus removal was not achieved, carbohydrates were not stored in the light and no phosphorus removal occurred in the dark. Many different troubleshooting steps were attempted (e.g., increased solids and liquids residence times, cycle time, light exposure, aeration and pH control) but even under the less conservative conditions, the removal was not achieved, presumably because the limiting factor was not identified. The results of this study will still be able to help inform full-scale design and operation of algal treatment processes, as insight was gained into the laboratory reactor setup.Submission published under a 24 month embargo labeled 'Closed Access', the embargo will last until 2021-08-01This Thesis was approved for publication on 2019-07-15 at 13:25.DSpace SAF Submission Ingestion Package generated from Vireo submission #14270 on 2019-11-26 at 14:03:58Made available in DSpace on 2019-11-26T20:59:46Z (GMT). No. of bitstreams: 2 ACKERMAN-THESIS-2019.pdf: 4449685 bytes, checksum: 073d6a33143271875b0bac0442fad8a9 (MD5) LICENSE.txt: 4214 bytes, checksum: 9dcfe36a90e1305c17199266acf648dc (MD5) Previous issue date: 2019-07-15Embargo set by: Seth Robbins for item 113086 Lift date: 2021-11-26T20:59:54Z Reason: Author requested closed access (OA after 2yrs) in Vireo ETD systemLimited Restriction Lifted for Item 113086 on 2021-11-27T10:15:34Z

    Human Well-being: Concepts and Conceptualizations

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    well-being, welfare, happiness, objective, subjective, measurement

    James Bond: international man of gastronomy

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    This article is concerned with the representation of food and drink in Ian Fleming’s James Bond novels. In particular, it examines how the author uses Bond’s culinary knowledge and habits of consumption as an important constituent of his hero’s character. Similarly, the food choices of other characters, notably villains, are shown to be linked, by Fleming, to core aspects of their identity − principally their ethnicity. Bond’s impulse to observe and classify, very much in evidence in the novels’ food sequences, is examined in terms of the texts’ construction of Bond as a skilled identifier of signs

    Interview with Jeremy King, March 15, 2010

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    Interview Themes: What brought King to the field and how his approach to it has changed over time (00:33) On King's work as transition from national to post-national history (06:00) Alternative loci of identity formation besides nationalism (11:17) How we should teach the next generation about nationalism (18:12) Territorialization of nationhood in the 20C (25:33) How knowledge of langauges affects research and findings (37:20) How to deal with the conceptual disappearance/invisibility of East-Central Europe (44:02) What is yet to be done in this field (53:38)Interview with Jeremy King, Associate Professor of History at Mount Holyoke College, conducted in Ithaca, NY on March 15, 2010. Professor King is the author of "Budweisers into Czechs and Germans: A Local History of Bohemian Politics, 1848-1948," published by Princeton University Press in 2002.1_yov93rq

    A vindication of the Reasons and Defence, &c. Part 1. [electronic resource] : Being a reply to the first part of No sufficient reason for restoring some prayers and directions of King Edward Vi's first Liturgy. By the author of the Reasons and Defence.

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    The author of the Reasons = Jeremy Collier.Also issued as part of: 'A collection of tracts written by the late Reverend .. Jeremy Collier, ..', London, 1736.With a half-title.Electronic reproduction.English Short Title Catalog,Reproduction of original from British Library

    Inorganic polymer fiber composites for protection of structures

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    The primary focus of this thesis is to demonstrate the suitability of an inorganic polymer composite for transportation structures. The three major themes are: field application, graffiti resistance, and evaluation of self-cleaning and de-pollution properties. Previous Studies have demonstrated the potential of the composite made of alumino-silicate polymer and carbon fibers for field applications. This thesis presents results of three field applications, evaluation of graffiti resistance including removal techniques and documentation for self-cleaning and de-pollution properties. For field application, pigment combinations were developed to match the colors of existing structures or to blend with the surrounding areas. Two field applications were done primarily by the author and the third one was completed with the help of daily laborers supplied by a contractor. In all three cases the applications were completed without encountering any technical problems. In the area of graffiti resistance, commercially available products are reviewed. After evaluation of various removal techniques the author recommends the use of citric-based cleaner with high pressure washer or high pressure water with baking soda. For self cleaning, both laboratory and filed tests were conducted. The results show that the coating effectively cleans organic pollutants and the results compare well with those reported for anatase Titanium Dioxide containing concrete and mortar. Performance in the field can be simulated in the laboratory by using UV lamps. The results of the de-pollution study also shows that the results are comparable to the results reported in the European PICADA study where they used concrete or concrete mortar containing Titanium Dioxide. Based on the results obtained it can be concluded that the composite is ready for large scale field applications.M.S.Includes abstractIncludes bibliographical referencesby Jeremy Brownstei

    Jeremy Waldron and the Philosopher\u27s Stone

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    The author considers Jeremy Waldron\u27s argument in favour of referring to, and on occasion perhaps even deferring to, foreign law. Waldron rests his argument on an analogy to how science works. The author argues this analogy is flawed. Indeed the author argues that Waldron\u27s position on this issue is inconsistent with his earlier writings on the undesirability of strong judicial review under an entrenched bill of rights

    A Visit (in 1831) To Jeremy Bentham

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    Upon the death of his father Jeremiah in 1792, Jeremy Bentham inherited the family home in Queen’s Square Place, Westminster. Queen’s Square Place consisted of two houses, and it was in the larger of these two residences that Bentham lived for the next forty years. Bentham referred to his abode as the Hermitage and himself as the Hermit. Despite this apparent reclusiveness, many notable statesmen, politicians, lawyers, and intellectuals visited him, although some equally prominent figures (such as Madame de Staël) were refused an audience. This text is the most detailed account that has hitherto appeared of how Jeremy Bentham lived at Queen's Square Place, his home in Westminster, during his final years. The author, George Wheatley, visited Bentham in March 1831, and stayed with him for approximately three weeks. Six of Wheatley's letters sent to his sister during his stay, as well as six extracts from his journal, and a short commentary on John Hill Burton's 'Benthamiana', were collated and printed privately for the author by P.H. Youngman, Maldon, in about 1853. The resulting volume, 64 pages long and entitled 'A Visit (in 1830) to Jeremy Bentham' has been transcribed and lightly annotated, and is published online here for the first time. The only known copy of the text is in the possession of the Bentham Project. The text also features an editorial introduction by Dr Kris Grint

    Personalities in Publishing: Jeremy Wilson

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    The seventeenth essay in this series profiles Jeremy Wilson, who is a history scholar, and the author and editor of a number of volumes on T.E. Lawrence, his life and writing. Over the course of his career as a Lawrence scholar, Wilson learned letterpress printing and desktop publishing. In 1996, he turned his attention to the Internet, establishing a reference web site for fellow Lawrence enthusiasts. </jats:p

    The Coronavirus Pandemic, Science Fiction, and the Contingent Nature of Roads

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    In this blog post Jeremy Withers, author of Futuristic Cars and Space Bicycles, considers the impact of the coronavirus pandemic on our urban environments, in relation to science fiction’s frequent focus on futuristic and post-apocalyptic settings.This blog is published as Withers, Jeremy., “The Coronavirus Pandemic, Science Fiction, and the Contingent Nature of Roads,” Liverpool University Press Blog (July 29, 2020). https://liverpooluniversitypress.blog/2020/07/29 . Posted with permission
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