7,284 research outputs found

    Understanding How White Allies In The Struggle Against Racism Unveil And Deconstruct Whiteness

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    Despite claims of a post-racial society, racism is still alive and well in America and whiteness remains invisible or unseen (Delgado & Stefanic, 2012). To a great extent the invisibility of whiteness serves to preserve and perpetuate racism in our society (Wildman, 2005). Efforts to eradicate racism need to shift from focusing on people of color to the task of unveiling and calling out whiteness. Doing away with norms that traditionally benefit White people and disenfranchise people of color could prove productive in combatting socio-cultural patterns and conditions that maintain White privilege and racial inequalities (Peterson & Hamrick, 2009). This phenomenological study was purposed to learn more about Whites who have critically examined whiteness and taken efforts to transform themselves. This doctoral research project describes this phenomenon by investigating the lived experiences of White anti-racist allies serving as community organizers in the Piedmont region of North Carolina

    Pengembangan Blog Budaya Sebagai Sarana Belajar Budaya

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    Indonesia is a country that has a diverse culture, ethnicity, language, and rich tourism potentials. However, many people abroad who do not know about the diversity of Indonesian culture. The younger generations were much less aware of even less have sufficient of the richness of the culture of Indonesia. The knowledge about Indonesian culture of Japanese Language Education students Semarang State University, is still inadequate, so they can not be explained to the Japanese society apropiately, not good enough. Therefore students need to be given education by developing blog that contains Indonesian culture which is written in Japanese. The purpose of this study was developing a blog that can be a means of learning the culture. The method used is the Research and Development (R & D), with a step preliminary studies, product development, and product validation testing. Data was collected by questionnaire. Japanese expert validation results towards this blog are considered quite good as a means of studying Indonesian culture with an average score of 2.7 on the aspects of the format, quality, clarity, and clarity of language

    Shifting sands: the narrative construction of early career aboriginal teachers' professional identities at the cultural interface

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    This study explores issues facing early career Aboriginal teachers as they construct and enact their personal, professional and situated identities when learning to teach. Narrative constructions of identity simultaneously illuminate and challenge dominant discourses about Aboriginal teachers as they take up, resist and/or reject these discourses. The role of Aboriginality is mediated by factors such as lived experience, positioning of and by the teachers and school contexts. These issues are explored through the theoretical perspectives of Foucault, Bourdieu and Nakata. Like shifting sands, identity construction and teaching work can be unstable terrain, requiring complex contextualised understandings, skills and dispositions. Participants are pre-service Aboriginal teachers in an away-from-base secondary Aboriginal Studies teacher education program at the University of Sydney. They are mature-aged with varying levels of experience of formal education and living in Aboriginal communities. Using narrative methodology, eleven in-depth conversational interviews followed by two focus groups revealed emerging storylines and themes and four participants were identified for further interviews to collaboratively construct the final narratives. This approach privileged participant voices and created spaces to articulate the tacit knowledge and understandings that contribute to the development of a professional identity drawn from personal, professional, cultural and contextual sources. Three themes emerged: discourses of Aboriginality, narratives of belonging, and conceptualising a pedagogical cultural identity. The implications of these themes bring focus to pre-service and in-service teacher professional learning based on valuing Aboriginal community engagement. When nurtured early in a teacher’s career, relationships serve a socio-cultural and political role that contribute significantly to the development of agentic and resilient identities at the cultural interface

    Comment on the "Coupling Constant and Quark Loop Expansion for Corrections to the Valence Appeoximation" by Lee and Weingarten

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    Lee and Weingarten have recently criticized our calculation of quarkonium and glueball scalars as being "incomplete" and "incorrect". Here we explain the relation of our calculations to full QCD.Comment: 5 pages,2 epsfigs. Submitted to the Comment section of Phys. Rev. D 28th April 199

    Insensitivity of alkenone carbon isotopes to atmospheric CO<sub>2</sub> at low to moderate CO<sub>2</sub> levels

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    Atmospheric pCO2 is a critical component of the global carbon system and is considered to be the major control of Earth’s past, present and future climate. Accurate and precise reconstructions of its concentration through geological time are, therefore, crucial to our understanding of the Earth system. Ice core records document pCO2 for the past 800 kyrs, but at no point during this interval were CO2 levels higher than today. Interpretation of older pCO2 has been hampered by discrepancies during some time intervals between two of the main ocean-based proxy methods used to reconstruct pCO2: the carbon isotope fractionation that occurs during photosynthesis as recorded by haptophyte biomarkers (alkenones) and the boron isotope composition (δ11B) of foraminifer shells. Here we present alkenone and δ11B-based pCO2 reconstructions generated from the same samples from the Plio-Pleistocene at ODP Site 999 across a glacial-interglacial cycle. We find a muted response to pCO2 in the alkenone record compared to contemporaneous ice core and δ11B records, suggesting caution in the interpretation of alkenone-based records at low pCO2 levels. This is possibly caused by the physiology of CO2 uptake in the haptophytes. Our new understanding resolves some of the inconsistencies between the proxies and highlights that caution may be required when interpreting alkenone-based reconstructions of pCO2

    Iterative evolution of digitate planktonic foraminifera

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    Digitate shell morphologies have evolved repeatedly in planktonic foraminifera throughout the Cretaceous and Cenozoic. Digitate species are usually rare in fossil and modern assemblages but show increased abundance and diversity at times during the Cretaceous and mid- dle Eocene. In this paper we discuss the morphology and stratigraphic distribution of digitate planktonic foraminifera and establish the isotopic depth ecology of fossil ones to draw parallels with modern counterparts

    Peers and Instructors as Sources of Distraction from a Cognitive Load Perspective

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    Framed by literature regarding classroom interactions that affect students’ cognitive processing, this study provided an integrative approach to understanding distracting instructor and student communication. Participants qualitatively reported on either a distracting peer (n = 90) or instructor (n = 127). The responses were coded using anti-citizenship behaviors and instructor misbehaviors. One additional category emerged that extends the instructor misbehavior literature. Participants completed a new distraction scale and a cognitive load scale. Our results revealed differences in frequencies for each behavior, but all instructor and student behaviors were equally distracting and had similar negative influences on students’ cognitive load. Implications for instructors to manage these distracting behaviors are discussed

    Droplets Transport in a Microfluidic Chip for In Vitro Compartmentalisation

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    In vitro compartmentalisation is an emerging technology for protein evolution and selection. In this presentation, we will report the development of a microdrop-based microfluidic platform for in vitro enzyme evolution and selection applications. A microfluidic chip has been developed and fabricated using the standard photolithography method in conjunction with electroplating and hot embossing techniques. A cross channel geometry was used to focus liquid flows for droplet generation. To realize on-chip compartmentalised bio-reactions, two droplet generators were fabricated on the same chip. Experiments have been carried out to measure droplet size, generation rate and speed using a photographic technique. Droplet size was found to be decreasing with increasing focusing oil flow rate for a given aqueous phase flow rate. When two droplet generators are used in the same chip, the droplets may be generated asynchronously due to different flow conditions. If the droplets were significantly smaller than channel size, the faster moving droplets could pass the slower moving droplets with little coalescence. If the droplets were of the channel size, the faster moving droplets would break or fuse with the slow droplets. To achieve high rate of droplet fusion, active control should be in place for synchronous generation and fusion

    Empirical band calculations of the optical properties of d-band metals. VI. The optical conductivity of ferromagnetic iron

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    The optical conductivity of ferromagnetic Fe was calculated with an interpolation scheme fit to first-principles energy bands for paramagnetic Fe with a constant exchange splitting. Most of the contributions to the conductivity originate in the minority-spin bands, making the rigid splitting a valid assumption. The inclusion of electric-dipole matrix elements is essential for obtaining agreement with experiment. The locations of the transitions in the band structure were found by plotting contributions from differential volumes throughout the irreducible wedge of the Brillouin zone, including dipole matrix elements. The strong transitions around 2.5 eV occur between flat bands in large regions of the zone, regions not associated with symmetry points, lines, or planes. The transitions near 6 eV originate in a smaller volume of k space near a symmetry line, associated with an interband critical point
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