961 resultados para Yellow Dog
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Acknowledgements This work was funded by a PhD studentship to EM from the Natural Environment Research Council (2210 GG005 RGA1521) and an Arts and Humanities Research Council (AH/K006029/1) grant to RK, KB and Charlotta Hillerdal (Aberdeen). Material was excavated from Nunalleq by staff and students from the University of Aberdeen, volunteer excavators and residents of Quinhagak. Logistical and planning support for the excavation was provided by Qanirtuuq Incorporated, Quinhagak, and the residents of Quinhagak.
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PURPOSE: The objective of this study was to evaluate, by halometry and under low illumination conditions, the effects of short-wavelength light absorbance filters on visual discrimination capacity in retinitis pigmentosa patients. METHODS: This was an observational, prospective, analytic, and transversal study on 109 eyes of 57 retinitis pigmentosa patients with visual acuity better than 1.25 logMAR. Visual disturbance index (VDI) was determined using the software Halo 1.0, with and without the interposition of filters which absorb (totally or partially) short-wavelength light between 380 and 500 nm. RESULTS: A statistically significant reduction in the VDI values determined using filters which absorb short-wavelength light was observed (p < 0.0001). The established VDIs in patients with VA logMAR <0.4 were 0.30 ± 0.05 (95% CI, 0.26–0.36) for the lens alone, 0.20 ± 0.04 (95% CI, 0.16–0.24) with the filter that completely absorbs wavelengths shorter than 450 nm, and 0.24 ± 0.04 (95% CI, 0.20–0.28) with the filter that partially absorbs wavelengths shorter than 450 nm, which implies a 20 to 33% visual discrimination capacity increase. In addition, a decrease of VDI in at least one eye was observed in more than 90% of patients when using a filter. CONCLUSIONS: Short-wavelength light absorbance filters increase visual discrimination capacity under low illumination conditions in retinitis pigmentosa patients. Use of such filters constitutes a suitable method to improve visual quality related to intraocular light visual disturbances under low illumination conditions in this group of patients. © 2016 American Academy of Optometry
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This article is protected by copyright. All rights reserved. Acknowledgments We thank all the marmoteers that helped collect data over the years, and specifically Amanda Lea for help with the pedigree and Leon Chong for help in the field. The comments of two anonymous reviewers helped us improve our original MS. M.B.P. was funded by two U.S. Department of Education GAANN Fellowships, an NSF GK-12 Fellowship, and the UCLA Department of Ecology and Evolutionary Biology. J.G.A.M. was supported by a Marie-Curie Fellowship. D.T.B was supported by the National Geographic Society, UCLA (Faculty Senate and the Division of Life Sciences), a Rocky Mountain Biological Laboratory research fellowship and by the NSF (IDBR-0754247 and DEB-1119660 to D.T.B., as well as DBI 0242960 and 0731346 to the Rocky Mountain Biological Laboratory).
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General note: Title and date provided by Bettye Lane.
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Inscriptions: Verso: [stamped] Photograph by Freda Leinwand. [463 West Street, Studio 229G, New York, NY 10014].
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Inscriptions: Verso: [stamped] Photograph by Freda Leinwand. [463 West Street, Studio 229G, New York, NY 10014].
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Inscription: Verso: International Women's Day march, New York.
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We report a method of growing site controlled InGaN multiple quantum discs (QDs) at uniform wafer scale on coalescence free ultra-high density (>80%) nanorod templates by metal organic chemical vapour deposition (MOCVD). The dislocation and coalescence free nature of the GaN space filling nanorod arrays eliminates the well-known emission problems seen in InGaN based visible light sources that these types of crystallographic defects cause. Correlative scanning transmission electron microscopy (STEM), energy-dispersive X-ray (EDX) mapping and cathodoluminescence (CL) hyperspectral imaging illustrates the controlled site selection of the red, yellow and green (RYG) emission at these nano tips. This article reveals that the nanorod tips' broad emission in the RYG visible range is in fact achieved by manipulating the InGaN QD's confinement dimensions, rather than significantly increasing the In%. This article details the easily controlled method of manipulating the QDs dimensions producing high crystal quality InGaN without complicated growth conditions needed for strain relaxation and alloy compositional changes seen for bulk planar GaN templates.
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As England suffered heavy casualties at the front during World War One, the nation closed ranks against outsiders at home. England sought to reaffirm its racial dominance at the heart of the empire, and the Chinese in London became the principal scapegoat for anti-foreign sentiment. A combination of propaganda and popular culture, from the daily paper to the latest theatre sensation, fanned the flames of national resentment into a raging Sinophobia. Opium smoking, gambling and interracial romance became synonymous with London's Limehouse Chinatown, which was exoticised by Sax Rohmer's evil mastermind Fu Manchu and Thomas Burke's tales of lowlife love. England's Yellow Peril exploded in the midst of a catastrophic war and defined the representation of Chinese abroad in the decades to come.
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Research in the fields of ceramic pigments is oriented towards the enlargement of the chromatic set of colors together with a replacement for more expensive and less stable organic pigments. Novel non-toxic inorganic pigments have been required to answer environmental laws to remove elements like lead, chromium, cobalt entering in the composition of usual pigments widely used in paints and plastics. Yellow is particularly an important color in the pigment industry and consumption of yellow exceeds that of any other colored pigments. Apart from this, high infrared reflective pigments are now in great demand for usage in coatings, cement pavements, automotives and camouflage applications. They not only impart color to an object, but also reflect the invisible heat from the object to minimize heat build–up, when exposed to solar radiation. With this in view, the present work aims at developing new functional yellow pigments for these applications. A series of IR reflecting yellow pigments have been synthesized and analyzed for their crystalline structure, morphological, composition and optical characteristics, coloring and energy saving applications
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Design for visors for the delegation from Jamaica to the London Olympic Games 2012. This design was commissioned by PUMA 2012 based on McLean's designs featured in the website House of Flora, which functions as a space of display, archive, folio, point of sale and dissemination. The McLean standard design for visors is a component of the avant garde, pret a porter millinery, accessory design collections, and stylistically customised for the Jamaican team. McLean's oeuvre is original in its integration of the experimental traditions of art school workshop culture with the professional demands of fashion manufacture and trade culture. Combining the innovation of the postmodern urban artisan with the exacting demands of industrial production, dissemination and distribution McLean's design work spans the disparate worlds of national art collections such as the Victoria and Albert Museum (A Hat Anthology Exhibition, and catalogue 2009), London Design Museum ( Fifty Hats that Changed the World 2009). Integrating design considerations of multiple and mass production with the stylistic considerations of the studio workshop McLean brings the wit of the avant garde urban artisan to the structures and systems of fashion industry. The designs reach to a global audience as product users, as well as to the international connoisseurship of crafts and design specialists. The rigour of McLean's research and innovation is evident in the specificity of the stylistic references made through her selection of materials, processes, form, colour and symbolism. A range of cultural references cite the rich fusion of early twentieth century modernist culture in which the disparate worlds of popular, proletarian, culture fertilised the stylistic austerity of high modern formalism. McLean here considers the relationship between millinery and coiffure, following from the millinery piece featured in (Marcel bobbed hairpiece hat), and now brings the considerations of ethnic difference to bear on her design. Afro hair brings user group specificity to the milliner, and the visor design is a resolution of function and style for both protection and display. Connoting the sartorial conventions of workwear headgear, rather than the nineteenth century colonial 'cricketer's' cap, or the twentieth century US 'baseball' peaked cap, McLean's 'Jamaican Olympic Visor' brings distinctively postcolonial meaning to the cultural profile of the heterotopic media space. Designing for the popular culture of Olympic sports, televised and broadcast to global audiences, brings new forms of agency to the fashion designer, and McLan's design deploys a style that is widely recognisable from other popular culture's film and TV depictions of workwear to mark the distinctive tradition of supremacy that black athletes bring to the European traditions of cultural heritage. Supplanting the Arcadian 'laurels' with which winners are, traditionally, crowned, McLean's visor design innovation, suggests that it is not impossible to challenge and transform apparently timeless hierarchies of power and supremacy, so that ex-slaves may also become victors. McLean's fashion designs all work within this reach of fashion towards the carnivalesque inversion of social orderliness through play, display and sartorial activism.
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Issued June 2002 F-123-R-8; NOTE: Two different reports numbered 02/06 were issued from the CAE.
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F-123-R; issued June 1, 1997; two different reports were issued from the Center for Aquatic Ecology with report number 1997 (9)