895 research outputs found

    Jonathan Shaffer

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    Tin-based Perovskite Solar Cells: Simulation Studies to Critically Assess Limiting Kinetics Jon Shaffer, Mechanical Engineering Technology Faculty Mentor: Professor Saquib Ahmed, Mechanical Engineering Technology Jon is a senior in the Mechanical Engineering Technology program who is expecting to graduate in the spring of 2020. He is interested in the fabrication and mechanics of perovskite solar absorbers as well as piezoelectronics. After graduation, he is looking to either pursue a Master’s degree in Nanomaterials or possibly moving into the private sector to continue his solar research. During his fellowship, Jon familiarized himself with a solar simulation software known as SCAPS in an attempt to further his understanding of perovskite cells. Using this software, he is now able to calculate and tabulate the electrical and optical properties of theoretical perovskite structures, which will give way to finding the most efficient stackup in a lab setting. Examples of this work done by him using a simpler software have been published in three different academic journals, and presented twice last year at each meeting of the Materials Research Society. Jon’s research earned him an internship at the National Institute of Standards and Technology, working with the Center for Nanoscale Technology and Science from January through April 2020.https://digitalcommons.buffalostate.edu/srcc-sp20-usrfp/1006/thumbnail.jp

    Blood and stone on stage: Peter Shaffer's tragic plays /

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    Tese (doutorado) - Universidade Federal de Santa Catarina, Centro de Comunicação e Expressão.O objetivo específico desta tese é analisar quatro peças de autoria de Peter Shaffer-The Royal Hunt of the Sun, Equus, Amadeus e Yonadab-observando o uso de técnicas teatrais e a relação com os princípios da tragédia propostos por Aristóteles na Poética. Elas são então comparadas com três importantes peças gregas-Prometeu Acorrentado, de Ésquilo, Édipo Rei, de Sófocles e Medéia, de Eurípides- uma vez que o objetivo geral do presente trabalho é descobrir se existe tragédia moderna, de que forma ela é apresentada nas peças de Shaffer, e em que ela difere da tragédia grega. Na análise empreendida verifica-se que as peças de Shaffer apresentam muitas afinidades com as tragédias gregas e observam vários dos princípios estabelecidos por Aristóteles. No entanto elas se constituem em exemplares genuínos de tragédia moderna, pois discutem questões sérias atuais e apresentam personagens desafiadoras que enfrentam situações complexas e dilemas éticos e metafísicos. Além disso, as peças de Shaffer apresentam enredos muito bem elaborados, que combinam com habilidade os vários recursos teatrais descritos, e culminam numa experiência envolvente de teatro. No primeiro capítulo o paradigma teórico da tese é apresentado e analisado-os elementos e recursos teatrais e a Poética de Aristóteles-, mostrando como eles são importantes para o estudo do teatro em geral e para a tragédia em particular. No segundo capítulo os vários itens da fundamentação teórica são aplicados às peças gregas selecionadas, mostrando como elas confirmam e como se desviam dos princípios aristotélicos. No terceiro capítulo, o mesmo é feito em relação às peças de Peter Shaffer. No quarto capítulo as peças de Peter Shaffer são comparadas às gregas, mostrando como um dramaturgo moderno, através de narrativas históricas e míticas, recria o drama trágico, usando os vários recursos teatrais disponíveis para transmitir uma perspectiva trágica da vida. A Conclusão é que, considerando as semelhanças e diferenças detectadas entre as peças de Shaffer e as gregas, as peças de Shaffer podem ser consideradas tragédias modernas relevantes, que resgatam uma visão trágica da vida, tão importante para os gregos, num contexto moderno

    A performer's guide to the saxophone music of Sherwood Shaffer

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    "During his career, composer Sherwood Shaffer has written thirteen concert works for the saxophone. These compositions represent a wide range of instrumentation from solo saxophone with piano, saxophone quartets and other chamber works, to solo saxophone with full orchestral accompaniment. Despite their quality, these works occupy a relatively unknown niche of the saxophone repertoire. The purpose of this study is to provide a brief biography of Sherwood Shaffer and an overview of his works for saxophone, to analyze sections from several representative pieces from the standpoint of performance preparation, and to provide an overview of stylistic and technical challenges found in common among his works. Three works, Summer Nocturne for alto saxophone and piano, Charades for violin, tenor saxophone, and piano, and Sinfonia for saxophone quartet, were chosen from the set of thirteen to serve as the primary examples for this research. In order to obtain information about the origins and influences behind these works, the composer and several of the musicians who commissioned them were interviewed. Insights into the difficulties found in these works as well as historical data regarding their composition and premiere performances were gathered. Technical and textural challenges found in these works were identified through performance analysis. Shaffer uses complex textures, and the active nature of his individual parts creates difficulty during rehearsal and preparation. When learning these pieces, performers must identify melodic themes as they are passed from instrument to instrument. Only through proper ensemble balance and stylistic interpretation do the important melodic themes prevail. Other factors including interpretation of accent marks, proper use of written dynamics, and awareness of common melodic structures are examined. "--Abstract from author supplied metadata

    Replication Data for: What Explains US Local Government Officials' Receptivity to New Refugees?

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    Replication data for "What Explains US Local Government Officials' Receptivity to New Refugees?" by Robert Shaffer, Lauren E. Pinson, Jonathan A. Chu, and Beth A. Simmons

    Shaffer v. Heitner: Holding, Implications, Forebodings

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    The landmark decision of Shaffer v. Heitner spelled out important constitutional limitations on the exercise of quasi-in-rem jurisdiction, but has nonetheless generated doubts and perplexity in its judicial aftermath. The author argues that the ultimate importance of Shaffer may relate less to its specific holdings regarding quasi-in-rem jurisdiction than to its broader perspective of attributing a constitutional dimension to the classical doctrine of the more convenient forum

    Shaffer v. Heitner: Holding, Implications, Forebodings

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    The landmark decision of Shaffer v. Heitner spelled out important constitutional limitations on the exercise of quasi-in-rem jurisdiction, but has nonetheless generated doubts and perplexity in its judicial aftermath. The author argues that the ultimate importance of Shaffer may relate less to its specific holdings regarding quasi-in-rem jurisdiction than to its broader perspective of attributing a constitutional dimension to the classical doctrine of the more convenient forum

    Tin-based Perovskite Solar Cells: Simulation Studies to Critically Assess Limiting Kinetics

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    Jonathan Shaffer, Mechanical Engineering Technology Faculty Mentor: Professor Saquib Ahmed, Mechanical Engineering TechnologyPerovskite solar absorbers are the most promising structures in the world of photovoltaics in the present day. They hold tremendous potential. When stacked in tandem with silicon, they have the potential to fuel the breakthrough needed to push solar to the forefront of the nation\u27s energy industry. This research focuses on one of the biggest limiting factors of these perovskites—the inclusion of lead as a base material. In lieu of lead, I am using Tin to showcase the full functionality of the cell, and to investigate the limiting kinetics of the devices such that I can pursue more possibilities for a non-toxic perovskite. My research focuses on simulation studies, wherein I use advanced software to adjust some of the critical input parameters and analyze the results. Once these parameters are optimized, I can analyze the overall efficiency dynamics, in both the electrical and optical sense, to discover the limiting criteria of the material, as well as to discover more cost-effective and efficient solar stack configurations.https://digitalcommons.buffalostate.edu/srcc-sp20-compeng/1017/thumbnail.jp

    Brecht in Shaffer: a Revision

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    En este trabajo se analiza la presencia de elementos de la poética brechtiana en el teatro del autor británico Peter Shaffer. Un sector de la crítica ha postulado que las principales obras de Shaffer se encuentran profundamente influidas por la poética teatral de Bertold Brecht; esto se advertiría especialmente en el repertorio de técnicas del alemán que son utilizadas por el británico. Un sector minoritario de la crítica incluye la obra de Shaffer dentro de dentro de otras tradiciones como el drama poético, el teatro de la crueldad y el existencialismo. El objetivo de esta investigación es revisar los alcances de la poética de Brecht en torno el teatro shafferiano. Esto implica polemizar con el modo en que se suelen pensar las influencias en el campo de la producción artística así como en el modo en que ha sido leída la poética de Brecht y adjudicada a otros dramaturgos.In this article we study te presence of Brecht’s poetics in Peter Shaffer’s work. Some critics have stated that this British author is deeply influenced by Brechtian theatrical poetics, given his use of a repertory of the German playwright’s techniques. A few other critics argue instead that Shaffer’s production is better understood in the light of some other traditions, such as poetic drama, theatre of cruelty and existencialism. The aim of this study is to revise the contact between Brecht and Shaffer. This implies questioning the way in which influences are usually thought of and the way in which Brecht’s theory has been attributed to several dramatists.Facultad de Humanidades y Ciencias de la Educació

    The Biblical Prophets as Lawyers for the Poor

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    Lawyers practicing poverty law often lack mentors and role models. This author discusses how biblical figures, who served poor people, could be mentors and role models for lawyers practicing poverty law. Prophets, and particularly prophets-as-lawyers, redefine power relationships. Shaffer discusses his personal journey through out his career in using religious guidance to help him better understand his career. He also discuss his teachings to his law students of the value of learning from prophets in their legal careers
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