2,782 research outputs found

    Faculty Development For Learning: The Promise of Classroom Research

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    Why the 1990\u27s Represent a Unique Opportunity for Faculty Developers Why Faculty Development Should Focus on Improving Learning Why Faculty Developers Should Reconsider Some of Their Current Approaches to Instructional Improvement Seven Barriers to More Widespread and Effective Faculty Participation in Teaching/Learning Improvement Programs Seven Guidelines for More Effective Faculty Development to Improve Teaching and Learning The Five Most Common Approaches to Instructional Improvement What is Classroom Research? How Classroom Research Works Classroom Research as Faculty Development: A Sixth Approach To Instructional Improvement Reference

    Developing Learning Communities: Seven Promising Shifts and Seven Powerful Levers

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    Seven Promising Shifts in Academic Culture Select Reference

    Faculty Development For Learning: The Promise of Classroom Research

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    Why the 1990\u27s Represent a Unique Opportunity for Faculty Developers Why Faculty Development Should Focus on Improving Learning Why Faculty Developers Should Reconsider Some of Their Current Approaches to Instructional Improvement Seven Barriers to More Widespread and Effective Faculty Participation in Teaching/Learning Improvement Programs Seven Guidelines for More Effective Faculty Development to Improve Teaching and Learning The Five Most Common Approaches to Instructional Improvement What is Classroom Research? How Classroom Research Works Classroom Research as Faculty Development: A Sixth Approach To Instructional Improvement Reference

    Validating criteria for identifying core concepts using many-facet rasch measurement

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    IntroductionCore concepts are foundational, discipline-based ideas considered necessary for students to learn, remember, understand, and apply. To evaluate the extent to which a concept is “core,” experts often rate concepts using various criteria, such as importance, complexity, and timeliness. However, there is a lack of validity evidence for core concepts criteria.MethodsUsing a three-facet Many-Facet Rasch Measurement (MFRM) model, we analyzed 7,558 ratings provided by 21 experts/raters for 74 pharmacology core concepts using five criteria measured on a five-point scale.ResultsAll of the criteria had Infit or Outfit MnSq values within the expected range (0.5 < MnSq < 1.7), suggesting the criteria contained an acceptable amount of variability; a reliability index of approximately 1.00 suggested that the criteria were reliably separated with a high degree of confidence. The rating scale Outfit MnSq statistics also fell within the 0.5–1.7 model fit limits; the “average measure” and “Rasch-Andrich thresholds” increased in magnitude as the rating scale categories increased, suggesting that core concepts with higher ratings were in fact meeting the criteria more convincingly than those with lower ratings. Adjusting expert ratings using the MFRM facets (e.g., rater severity) resulted in reorganization of core concepts rankings.ConclusionThis paper is a novel contribution to core concepts research and is intended to inform other disciplines seeking to develop, implement, and refine core concepts within the biomedical sciences and beyond

    Wind Symphony

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    Center for the Performing Arts November 15, 2018 Thursday Evening 8:00p.m

    Estimating purity in terms of correlation functions

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    We prove a rigorous inequality estimating the purity of a reduced density matrix of a composite quantum system in terms of cross-correlation of the same state and an arbitrary product state. Various immediate applications of our result are proposed, in particular concerning Gaussian wave-packet propagation under classically regular dynamics.Comment: 3 page

    The Grizzly, November 3, 1978

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    Task Force Proposes Curricular Revisions: Faculty Discusses Broad Academic Changes • Computer Programs To Be Studied • Reed This Message • Liberal Education for a Modern World • Letters to the Editor • Campus Committees Graded • Springsteen Revisited • Halloween Horrors! • Annual Messiah Rehearsal • French Club Wined and Dined • GM: Looking Good For \u2779 • Soccer Trounces Widener • Founders\u27 Convocation • Harriers Cap 12-1 Season • Mermaids Anticipate Slick Season • Hockey J. V.s With No Losses • Zetans Take Intramural Football Championship • News in Brief: Egdon Heath to Rock T. G.; Forum Presents Workshop, Performance; Ursinus Appoints Band Directorhttps://digitalcommons.ursinus.edu/grizzlynews/1005/thumbnail.jp

    Residual stresses in as-manufactured TRISO Coated Particle Fuel (CPF)

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    TRistructural ISOtropic coated particle fuels (TRISO CPF) have been developed as a possible fuel solution for high temperature nuclear reactors, which offer the possibility of nuclear cogeneration-powered industrial facilities and hydrogen production. A finite element model was developed to simulate the fabrication process of TRISO particles. Understanding the initial stress and bonding state of the layers is crucial in predicting performance and failure in service, however this factor has not received an in depth consideration in the available literature. The simulations of a fully bonded model of TRISO (layers perfectly attached to each other) revealed the presence of high values of tensile hoop stresses in the inner fuel kernel (up to 250 MPa, sufficient to cause fracture in UO2) and even higher compressive stresses (up to 600 MPa) in the silicon carbide layer. Simulations conducted without bonding between kernel and buffer found the residual stress state to be consistently more relaxed with respect to the fully bonded model. This was most evident in the radial stress, which drops to less than 10 MPa (tensile or compressive) throughout the particle. In the hoop direction, compression of 150 MPa remained in the SiC layer. Such results are consistent with the empirical evidence of the occurrence of kernel-buffer debonding during the fabrication of TRISO particles. Finally, a brief investigation of the effect of ovality on the model with kernel-buffer debonding showed an overall increase in the magnitude of the hoop stress in the SiC and PyC layers in a flat spot caused by reduced buffer material

    Evolution of entanglement under echo dynamics

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    Echo dynamics and fidelity are often used to discuss stability in quantum information processing and quantum chaos. Yet fidelity yields no information about entanglement, the characteristic property of quantum mechanics. We study the evolution of entanglement in echo dynamics. We find qualitatively different behavior between integrable and chaotic systems on one hand and between random and coherent initial states for integrable systems on the other. For the latter the evolution of entanglement is given by a classical time scale. Analytic results are illustrated numerically in a Jaynes Cummings model.Comment: 5 RevTeX pages, 3 EPS figures (one color) ; v2: considerable revision ;inequality proof omitte
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