2,272 research outputs found

    Byrne Stanton letter to A.B. Stanson, January 16, 1904

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    Letter from Byrne Stanton of Cincinnati, son of Dr. Benjamin Stanton of Salem, Ohio, to A. B. Stanson at the Periodical Division of the Library of Congress, in response to Stanson's recent inquiry concerning Lundy's anti-slavery periodicals. The letter details Lundy's publishing history and involvement in the abolitionist movement, leading up to his publication of the Genius of Universal Emancipation in 1821. A. B. Stanson, it seems, has been interested in acquiring a complete collection of the papers for the Library of Congress. Benjamin Lundy (1789-1839) was a prominent Quaker abolitionist best known for his development of abolitionist periodicals. His Genius of Universal Emancipation was first published in 1821 from his home in Mt. Pleasant, Ohio, and enjoyed a wide circulation across the antebellum United States. In the 1820s, the young William Lloyd Garrison came to work for The Genius. Benjamin Lundy traveled widely seeking subscriptions to The Genius, giving talks about the anti-slavery movement, and observing and documenting the conditions of enslaved people across the Americas. He was also involved in the establishment of freed slave colonies in Mexico

    Li+ Dynamics of Liquid Electrolytes Nanoconfined in Metal-Organic Frameworks

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    Metal-organic frameworks (MOFs) are excellent platforms to design hybrid electrolytes for Li batteries with liquid-like transport and stability against lithium dendrites. We report on Li+ dynamics in quasi-solid electrolytes consisting in Mg-MOF-74 soaked with LiClO4-propylene carbonate (PC) and LiClO4-ethylene carbonate (EC)/dimethyl carbonate (DMC) solutions by combining studies of ion conductivity, nuclear magnetic resonance (NMR) characterization, and spin relaxometry. We investigate nanoconfinement of liquid inside MOFs to characterize the adsorption/solvation mechanism at the basis of Li+ migration in these materials. NMR supports that the liquid is nanoconfined in framework micropores, strongly interacting with their walls and that the nature of the solvent affects Li+ migration in MOFs. Contrary to the "free'' liquid electrolytes, faster ion dynamics and higher Li+ mobility take place in LiClO4-PC electrolytes when nanoconfined in MOFs demonstrating superionic conductor behavior (conductivity σrt > 0.1 mS cm-1, transport number tLi+ > 0.7). Such properties, including a more stable Li electrodeposition, make MOF-hybrid electrolytes promising for high-power and safer lithium-ion batteries

    Public worship and practical theology in the work of Benjamin Keach (1640-1704)

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    The late seventeenth century was a critical and fruitful period for the Particular Baptists of England. Severely persecuted following the Restoration, toleration in 1689 brought its own perils. Particular Baptists were fortunate in having several strong leaders, especially the London trio of Hanserd Knollys, William Kiffin, and Benjamin Keach. Such a small and severely persecuted group as the Baptists could afford little time for academic pursuits, thus of necessity most of their theology was practical in nature. Benjamin Keach (1640-1704) was the most outstanding practical theologian among the English Particular Baptists of the late seventeenth century. This dissertation is a study of Keach, in particular his writings on public worship and practical theology. Although Keach was a prolific author, he has been almost completely neglected by scholars. After a biographical sketch of Keach, this study considers his writings on public worship and practical theology. In the area of worship, Keach made two outstanding contributions: First, he was the most vocal apologist for Baptist views on Baptism of his period. Secondly, and more importantly, his hymn writing and defense of hymn singing broke new ground, not just for Baptists, but for English Protestantism, in general. In addition to his contributions in these areas, he also dealt with the laying on of hands and the sabbath day worship controversy. Keach's contributions to practical theology fall into two main groups: his writings that concern religious education and those that deal with polity. In addition to these, Keach's vigorous advocacy of a high Calvinist soteriology are also considered under the rubric of practical theology. Keach's most important (although not his most positive) contribution in this area were his soteriological writings. Although well within the bounds of orthodoxy, some of the tendencies in Keach's soteriology were taken up by the following generation of Baptist leaders and developed into a stultifying hyper-Calvinism that handicapped Baptist evangelism and missions. In the conclusion, Keach's contributions to a theory of practical theology are considered

    Ruha Benjamin, 2023

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    Ruha Benjamin is the Alexander Stewart 1886 Professor of African American Studies at Princeton University, founding director of the Ida B. Wells Just Data Lab, and author of the award-winning book Race After Technology: Abolitionist Tools for the New Jim Code, among many other publications. Her work investigates the social dimensions of science, medicine and technology with a focus on the relationship between innovation and inequity, health and justice, knowledge and power. She is the recipient of numerous awards and honors, including the Marguerite Casey Foundation Freedom Scholar Award and the President’s Award for Distinguished Teaching at Princeton. Her most recent book, Viral Justice: How We Grow the World We Want, winner of the 2023 Stowe Prize, was born out of the twin plagues of COVID-19 and police violence and offers a practical and principled approach to transforming our communities and helping us build a more just and joyful world. Location: Ballroom, Inn at Ole Misshttps://egrove.olemiss.edu/meredith_lecture/1000/thumbnail.jp

    Senecavirus A in Pigs, United States, 2015

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    Citation: Hause, B. M., Myers, O., Duff, J., & Hesse, R. A. (2016). Senecavirus A in Pigs, United States, 2015. Emerging Infectious Diseases, 22(7), 1323-1325. doi:10.3201/eid2207.151951Senecavirus A (SVA) has been sporadically identified in pigs with idiopathic vesicular disease in the United States and Canada (1–3). Clinical symptoms observed include ruptured vesicles and erosions on the snout and lameness associated with broken vesicles along the coronary band. A recent report characterized SVA in pigs in Brazil with similar clinical symptoms in addition to a higher proportion of deaths than would be expected in pigs 1–4 days of age (4,5). Several outbreaks of this infection in pigs were reported in the summer of 2015 in the United States; the more severe clinical features resembled those seen in outbreaks in Brazil (6). Subsequent testing by PCR of 2,033 oral fluid samples from material submitted during 441 routine diagnostic testing procedures (from 25 states) identified 5 SVA-positive cases (1%) (7). Besides affecting animal health, SVA infection is notable because its clinical symptoms resemble those caused by foot-and-mouth disease and vesicular stomatitis viruses. When vesicular disease is observed in US swine, mandatory reporting and testing of animals for foreign animal diseases are required

    Supporting Data for “Why So Slow? Mechanistic Insights from Studies of a Poor Catalyst for Polymerization of ε-Caprolactone”

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    These files contain data along with associated output from instrumentation supporting all results reported in Stasiw, D. E.; Mandal, M.; Neisen, B. D.; Mitchell, L. A.; Cramer, C. J.; Tolman, W. B. Why so slow? Mechanistic insights from studies of a poor catalyst for polymerization of ε-caprolactone. Inorg. Chem., 2016, 56, 725–728. Polymerization of ε-caprolactone (CL) using an aluminum alkoxide catalyst (1) designed to prevent unproductive trans binding was monitored at 110 °C in toluene-d8 by 1H NMR and the concentration versus time data fit to a first-order rate expression. A comparison of t1/2 for 1 to values for many other aluminum alkyl and alkoxide complexes shows much lower activity of 1 toward polymerization of CL. Density functional theory calculations were used to understand the basis for the slow kinetics. The optimized geometry of the ligand framework of 1 was found indeed to make CL trans binding difficult: no trans-bound intermediate could be identified as a local minimum. Nor were local minima for cis-bound precomplexes found, suggesting a concerted coordination–insertion for polymer initiation and propagation. The sluggish performance of 1 is attributed to a high-framework distortion energy required to deform the “resting” ligand geometry to that providing optimal catalysis in the corresponding transition-state structure geometry, thus suggesting a need to incorporate ligand flexibility in the design of efficient polymerization catalysts.. Corresponding author for experimental data is William B. Tolman ([email protected]). Corresponding author for computational data is Christopher J. Cramer ([email protected]).Funding for this project was provided by the Center for Sustainable Polymers at the University of Minnesota, a National Science Foundation (NSF)-supported Center for Chemical Innovation (Grant CHE-1413862). The X-ray diffraction experiments were performed using a crystal diffractometer acquired through NSF-MRI Award CHE-1229400. The authors acknowledge the MSI at the University of Minnesota for providing resources that contributed to the research results.Tolman, William, B; Cramer, Christopher, J; Stasiw, Daniel E; Mandal, Mukunda; Neisen, Benjamin D; Mitchell, Lauren A. (2017). Supporting Data for “Why So Slow? Mechanistic Insights from Studies of a Poor Catalyst for Polymerization of ε-Caprolactone”. Retrieved from the University Digital Conservancy, https://doi.org/10.13020/D6F60H

    Employment accessibility and rising seas

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    Recent projections suggest worst-case scenarios of more than six ft (1.8 m) of global mean sea-level rise by end of century, progressively making coastal flood events more frequent and more severe. The impact on transportation systems along coastal regions is likely to be substantial. An analysis of impacts for Atlantic and Cape May counties in southern New Jersey is conducted. The impact on accessibility to employment is analyzed using a dataset of sea-level increases merged with road network (TIGER) data and Census data on population and employment. Using measures of accessibility, it is shown how access will be reduced at the block-group level. An additional analysis of low and high income quartiles suggest that lower-income block groups will have greater reductions in accessibility. The implication is that increasing sea levels will have large impacts on people and the economy, and large populations will have access to employment disrupted well before their own properties or places of employment may begin to flood (assuming no adaptation).Peer reviewe

    Tagging of Biomedical Articles on CiteULike: A Comparison of User, Author and Professional Indexing

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    This paper examines the context of online indexing from the viewpoint of three different groups: users, authors, and professional indexers. User tags, author keywords and descriptors were collected from academic journal articles, which were both indexed in Pubmed and tagged on CiteULike, and analysed. Descriptive statistics, informetric measures, and thesaural term comparison shows that there are important differences in the use of keywords between the three groups in addition to similarities which can be used to enhance support for search and browse. While tags and author keywords were found that matched descriptors exactly, other terms which did not match but provided important expansion to the indexing lexicon were found. These additional terms could be used to enhance support for searching and browsing in article databases as well as to provide invaluable data for entry vocabulary and emergent terminology for regular updates to indexing systems. Additionally, the study suggests that tags support organisation by association to task, projects and subject while making important connections to traditional systems which classify into subject categories
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