2,039 research outputs found

    Disadvantaged Status and Health Matters Networks Among Low-Income African American Women

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    A significant gap in current network research relates to understanding the factors that shape the health matters (HM) networks of marginalized, socially disadvantaged populations. This is noteworthy, given that these networks represent a critical resource for mitigating the adverse health effects of both acute and chronic strains associated with marginalized status. Further, research has suggested that the networks of such populations—especially low-income African American women—are unique, and may operate in substantively different ways than those of other groups. Using two waves of data from a sample of low-income African American women, this research identifies the demographic, health status, and health behavior measures at time one that correspond to HM network characteristics at time two, six months later. This study offers preliminary insights on the relationship between key sociodemographic and health status characteristics of low-income African American women and their HM networks, including criminal justice involvement. Findings reveal that though poorer health status and criminal justice involvement correspond to smaller health matters networks, they also correspond to more active and supportive networks

    A study of project management knowledge and sustainable outcomes in Thailand’s reproductive health projects

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    In Thailand, numerous reproductive health projects funded by both national and international agencies have been established in an attempt to mitigate reproductive health problems. Solving problems on reproductive health projects that only have temporary funding requires effective project management that hopefully leads to better long-term desired outcomes. This paper identifies the association between collaborative reproductive health (CRH) project management and sustainable outcomes. The Guide to the Project Management Body of Knowledge (PMBOK® Guide) is employed to benchmark project management practices on four CRH projects in Thailand. The research methodology presented in this paper comprises of content analysis and questionnaire survey. It is evident that limited use of certain project management knowledge areas (PMKAs) affects CRH project implementation and success. The association between the use of PMKAs and sustainable outcomes on these projects is also presented. Scope, integration and quality management were found to be the most influential PMKAs for sustainable outcomes on CRH projects. Nevertheless, the projects showed a shortage of project management processes for PMKAs that were required to attain the outcomes.Jantanee Dumrak, Bassam Baroudi, Stephen Pulle

    High power multi-color OPCPA source with simultaneous femtosecond deep-UV to mid-IR outputs

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    Many experimental investigations demand synchronized pulses at various wavelengths, ideally with very short pulse duration and high repetition rate. Here we describe a femtosecond multi-color optical parametric chirped pulse amplifier (OPCPA) with simultaneous outputs from the deep-UV to the mid-IR with optical synchronization. The high repetition rate of 160 kHz is well suited to compensate for low interaction probability or low cross section in strong-field interactions. Our source features high peak powers in the tens to hundreds of MW regime with pulse durations below 110 fs, which is ideal for pump-probe experiments of nonlinear and strong-field physics. We demonstrate its utility by strong-field ionization experiments of xenon in the near- to mid-IR.Peer ReviewedPostprint (published version

    The sources of English law

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    Thesis (BL)--University of Illinois, 1892MsBound with 11 other BL theses from UIUC, 1892 IU-

    Searching for Faint Comoving Companions to the α Centauri system in the VVV Survey Infrared Images

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    This article has been accepted for publication in Monthly Notices of the Royal Astronomical Society. © 2017 Crown Copyright. Published by Oxford University Press on behalf of the Royal Astronomical Society. All rights reserved.The VVV survey has observed the southern disk of the Milky Way in the near infrared, covering 240 deg2^{2} in the ZYJHKSZYJHK_S filters. We search the VVV Survey images in a ∼\sim19 deg2^{2} field around α\alpha Centauri, the nearest stellar system to the Sun, to look for possible overlooked companions that the baseline in time of VVV would be able to uncover. The photometric depth of our search reaches Y∼Y\sim19.3 mag, J∼J\sim19 mag, and KS∼K_S\sim17 mag. This search has yielded no new companions in α\alpha Centauri system, setting an upper mass limit for any unseen companion well into the brown dwarf/planetary mass regime. The apparent magnitude limits were turned into effective temperature limits, and the presence of companion objects with effective temperatures warmer than 325K can be ruled out using different state-of-the-art atmospheric models. These limits were transformed into mass limits using evolutionary models, companions with masses above 11 MJup_{Jup} were discarded, extending the constraints recently provided in the literature up to projected distances of dPeer reviewedFinal Published versio

    African American Female Offender\u27s Use of Alternative and Traditional Health Services After Re-Entry: Examining the Behavioral Model for Vulnerable Populations

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    This is the first known study to use the Gelberg-Andersen Behavioral Model for Vulnerable Populations to predict African American women\u27s use of three types of health services (alternative, hospitalization, and ambulatory) in the 18 months after release from prison. In the multivariate models, the most robust predictors of all three types of service utilization were in the vulnerable theoretical domains. Alternative health services were predicted by ethnic community membership, higher religiosity, and HIV/HCV. Hospitalizations were predicted by the lack of barriers to health care and disability. Ambulatory office visits were predicted by more experiences of gendered racism, a greater number of physical health problems, and HIV/HCV. Findings highlight the importance of cultural factors and HIV/HCV in obtaining both alternative and formal health care during community re-entry. Clinicians and policymakers should consider the salient role that the vulnerable domain plays in offender\u27s accessing health services

    Examining the Associations of Racism, Sexism, and Stressful Life Events on Psychological Distress among African-American Women

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    African-American women may be susceptible to stressful events and adverse health outcomes as a result of their distinct social location at the intersection of gender and race. Here, racism and sexism are examined concurrently using survey data from 204 African-American women residing in a southeastern U.S. urban city. Associations among racism, sexism, and stressful events across social roles and contexts (i.e., social network loss, motherhood and childbirth, employment and finances, personal illness and injury, and victimization) are investigated. Then, the relationships among these stressors on psychological distress are compared, and a moderation model is explored. Findings suggest that racism and sexism are a significant source of stress in the lives of African-American women and are correlated with one another and with other stressful events. Implications for future research and clinical considerations are discussed. (APA PsycInfo Database Record (c) 2016 APA, all rights reserved

    An organic fluorophore-nanodiamond hybrid sensor for photostable imaging and orthogonal, on-demand biosensing

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    Organic fluorescent probes are widely used to detect key biomolecules; however, they often lack the photostability required for extended intracellular imaging. Here we report a new hybrid nanomaterial (peroxynanosensor, PNS), consisting of an organic fluorescent probe bound to a nanodiamond, that overcomes this limitation to allow concurrent and extended cell-based imaging of the nanodiamond and ratiometric detection of hydrogen peroxide. Far-red fluorescence of the nanodiamond offers continuous monitoring without photobleaching, while the green fluorescence of the organic fluorescent probe attached to the nanodiamond surface detects hydrogen peroxide on demand. PNS detects basal production of hydrogen peroxide within M1 polarised macrophages and does not affect macrophage growth during prolonged co-incubation. This nanosensor can be used for extended bio-imaging not previously possible with an organic fluorescent probe, and is spectrally compatible with both Hoechst 33342 and MitoTracker Orange stains for hyperspectral imaging.Malcolm S. Purdey, Patrick K. Capon, Benjamin J. Pullen, Philipp Reineck, Nisha Schwarz, Peter J. Psaltis, Stephen J. Nicholls, Brant C. Gibson and Andrew D. Abel
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