606 research outputs found

    Scottish circumvention of the English Navigation Acts in the American colonies 1660-1707

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    From its insular location, its limited indigenous resources and its subordinate political standing as one of three kingdoms ruled by the Stuart dynasty, Scotland was dependent on overseas trade, commercial networks and an entrepreneurial willingness to set aside international regulations for its very survival as a distinctive European nation in the later 17th century. Scotland was manifestly not a major European power, nor a significant imperial presence in the Americas. By the later 17th century, however, colonial endeavours were offering Scots the opportunity not just to break out from the mercantilist dominance of the great European powers, but also to sustain regal union under a common monarchy without recourse to political incorporation with England. By the 1690s, the clannish cohesion of their landed and commercial elite, their diligence in securing positions of influence and their collusive disregard for the Navigation Acts were perceived by English merchants, colonial officials, diplomats and ruling ministries as highly threatening. The Scots challenged the English state through their Darien Scheme to create an international entrepôt for the Pacific as well as the Atlantic on the Panama Isthmus, as through their expansion into Ireland and the Delaware Basin. If the Scots made a success of Darien, there seemed a real prospect to vested English interests that their domestic market would grow to include Ireland and that their entrepreneurial endeavours in the Delaware would lead to the secession of three counties to form a Scottish colony on the American mainland. Only political incorporation, through the Treaty of Union in 1707, seemingly put an end to Scottish flouting of English state power

    Medipix3 Demonstration and understanding of near ideal detector performance for 60 & 80 keV electrons

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    In our article we report first quantitative measurements of imaging performance for the current generation of hybrid pixel detector, Medipix3, as direct electron detector. Utilising beam energies of 60 & 80 keV, measurements of modulation transfer function (MTF) and detective quantum efficiency (DQE) have revealed that, in single pixel mode (SPM), energy threshold values can be chosen to maximize either the MTF or DQE, obtaining values near to, or even exceeding, those for an ideal detector. We have demonstrated that the Medipix3 charge summing mode (CSM) can deliver simultaneous, near ideal values of both MTF and DQE. To understand direct detection performance further we have characterized the detector response to single electron events, building an empirical model which can predict detector MTF and DQE performance based on energy threshold. Exemplifying our findings we demonstrate the Medipix3 imaging performance, recording a fully exposed electron diffraction pattern at 24-bit depth and images in SPM and CSM modes. Taken together our findings highlight that for transmission electron microscopy performed at low energies (energies <100 keV) thick hybrid pixel detectors provide an advantageous and alternative architecture for direct electron imagin

    Trayectorias familiares después del divorcio : una revisión de las contribuciones recientes desde la demografía

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    En este artículo, se presenta una revisión de la literatura reciente en demografía de la familia, concretamente en el ámbito de las trayectorias biográficas después del divorcio. Se pondrá especial atención en la formación de nuevas familias, y en como éstas afectan a las relaciones con el cónyuge anterior y los hijos habidos antes del divorcio. Nos interesamos, en particular, por las transiciones hacia la formación de nuevas parejas y hacia una nueva maternidad y paternidad, tanto biológica como social.En aquest article, hi presentem una revisió de la literatura recent en demografia de la família, concretament sobre les trajectòries biogràfiques postdivorci. El tema d'interès específic és la formació de noves famílies, i com aquestes afecten les relacions amb el cònjuge anterior i els fills haguts abans del divorci. Ens centrarem en les transicions cap a la formació de noves unions i cap a noves maternitats o paternitats, tant si aquestes són biològiques com socials.Dans cet article nous présentons une révision de la littérature produite récemment par la démographie familiale sur les trajectoires biographiques après divorce. Parmi cette littérature nous posons l'accent sur la formation de nouvelles familles et sur les relations qui s'établissent avec les ex-conjoints et avec les enfants eus d'antérieurs couples. Nous nous intéressons aux transitions vers la formation de nouvelles unions et vers la nouvelle maternité et paternité biologique ou sociale.In this paper we will present a review of the recent bibliography of family demography relevant to individual post-divorce biographical trajectories. We emphasize the formation of new families and how this affects relationships with former partners and with children from previous partnerships, emphasizing the transitions to remarriage or new unions and the transition to new biological or social fatherhood and motherhood

    John Ogilvie : the smoke and mirrors of confessional politics

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    The trial and execution of the Jesuit John Ogilvie in 1615 is located within diverse political contexts-Reformation and Counter-Reformation; British state formation; and the contested control of the Scottish Kirk between episcopacy and Presbyterianism. The endeavors of James vi and i to promote his ius imperium by land and sea did not convert the union of the crowns into a parliamentary union. However, he pressed ahead with British policies to civilize frontiers, colonize overseas and engage in war and diplomacy. Integral to his desire not to be beholden to any foreign power was his promotion of religious uniformity which resulted in a Presbyterian backlash against episcopacy. At the same time, the Scottish bishops sought to present a united Protestant front by implementing penal laws against Roman Catholic priests and laity, which led to Ogilvie being charged with treason for upholding the spiritual supremacy of the papacy over King James. Ogilvie's martyrdom may stand in isolation, but it served to reinvigorate the Catholic mission to Scotland

    A PC parallel port button box provides millisecond response time accuracy under Linux

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    For psychologists, it is sometimes necessary to measure people's reaction times to the nearest millisecond. This article describes how to use the PC parallel port to receive signals from a button box to achieve millisecond response time accuracy. The workings of the parallel port, the corresponding port addresses, and a simple Linux program for controlling the port are described. A test of the speed and reliability of button box signal detection is reported. If the reader is moderately familiar with Linux, this article should provide sufficient instruction for him or her to build and test his or her own parallel port button box. This article also describes how the parallel port could be used to control an external apparatus

    Managing lifestyle change to reduce coronary risk: a synthesis of qualitative research on peoples’ experiences

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    Background Coronary heart disease is an incurable condition. The only approach known to slow its progression is healthy lifestyle change and concordance with cardio-protective medicines. Few people fully succeed in these daily activities so potential health improvements are not fully realised. Little is known about peoples’ experiences of managing lifestyle change. The aim of this study was to synthesise qualitative research to explain how participants make lifestyle change after a cardiac event and explore this within the wider illness experience. Methods A qualitative synthesis was conducted drawing upon the principles of meta-ethnography. Qualitative studies were identified through a systematic search of 7 databases using explicit criteria. Key concepts were identified and translated across studies. Findings were discussed and diagrammed during a series of audiotaped meetings. Results The final synthesis is grounded in findings from 27 studies, with over 500 participants (56% male) across 8 countries. All participants experienced a change in their self-identity from what was ‘familiar’ to ‘unfamiliar’. The transition process involved ‘finding new limits and a life worth living’ , ‘finding support for self’ and ‘finding a new normal’. Analyses of these concepts led to the generation of a third order construct, namely an ongoing process of ‘reassessing past, present and future lives’ as participants considered their changed identity. Participants experienced a strong urge to get back to ‘normal’. Support from family and friends could enable or constrain life change and lifestyle changes. Lifestyle change was but one small part of a wider ‘life’ change that occurred. Conclusions The final synthesis presents an interpretation, not evident in the primary studies, of a person-centred model to explain how lifestyle change is situated within ‘wider’ life changes. The magnitude of individual responses to a changed health status varied. Participants experienced distress as their notion of self identity shifted and emotions that reflected the various stages of the grief process were evident in participants’ accounts. The process of self-managing lifestyle took place through experiential learning; the level of engagement with lifestyle change reflected an individual’s unique view of the balance needed to manage ‘realistic change’ whilst leading to a life that was perceived as ‘worth living’. Findings highlight the importance of providing person centred care that aligns with both psychological and physical dimensions of recovery which are inextricably linked

    Anti-Nirvana: crime, culture and instrumentalism in the age of insecurity

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    ‘Anti-Nirvana’ explores the relationship between consumer culture, media and criminal motivations. It has appeared consistently on the list of the top-ten most-read articles in this award-winning international journal, and it mounts a serious neo-Freudian challenge to the predominant naturalistic notion of ‘resistance’ at the heart of liberal criminology and media studies. It is also cited in the Oxford Handbook of Criminology and other criminology texts as a persuasive argument in support of the theory that criminality amongst young people is strongly linked to the acquisitive values of consumerism and the images of possessive individualism that dominate mass media

    Addition to the Flora of Canada? A Specimen from the Arctic Archipelago, Northwest Territories Links Two Allopatric Species of Alkali Grass, Puccinellia

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    A single herbarium specimen from Banks Island in the Canadian National Herbarium, Ottawa, is closest to Puccinellia wrightii (Puccinellia sect. Pseudocolpodium). This would represent a species new to Canada and an extension of over 1100 km from the previously known range in NW Alaska and NE Russia. The morphological characteristics of this specimen are compared with all taxa in P. section Pseudocolpodium and the North American P. arctica aggregate. Principal components analysis supports placement of this specimen in P. section Pseudocolpodium near P. wrightii, where it contributes to a morphological continuum between this species and P. vahliana. The new combination Puccinellia wrightii var. flava is made and a map of the current known distribution of the species in P. section Pseudocolpodium is presented
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