5,506 research outputs found

    Death and prudential deprivation

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    Dying is (sometimes) bad for the dier because it prevents her from being the subject of wellbeing she otherwise would (the deprivation account). I argue for this from a (plausible) principle about which futures are bad for a prudential subject (the future-comparison principle). A strengthening of this principle yields that death is not always bad, and that the badness of death does not consist in that it destroys the dier

    Multiplicative properties of Quinn spectra

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    The Potential Effects of Hormonal Therapy and Stress on the Oral Health of the Transitioning Population

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    Problem: In terms of healthcare, the transgender population is underserved. Unfortunately, these individuals often experience stress related to seeking preventative care and fear discrimination. These factors preventing them from seeking care, in addition to hormone therapy taken during the transition process, could have severe impacts on their dental health. The purpose of this study is to establish a link between the hormone therapy used during gender transitioning and the effect on oral health. While there is a correlation between hormone replacement therapy and clinical evidence that sex hormones can impact on periodontal tissues, few studies have linked this knowledge to the healthcare needs of the transitioning population. Methods: Research was obtained from PubMed, the database of Dental and Oral Sciences Sources, Google Scholar, and LGBTQ+ databases. Recent studies and literature reviews were analyzed to determine if there was a correlation between hormone therapy and the health of the oral cavity. All sources found were published within five years. Major Findings: Many studies have revealed that there is an effect on sex hormones on the oral cavity. If it can happen to those that are taking sex hormone then there has to be a correlation to those who are transitioning taking the same hormone. Few studies have been conducted proving this correlation; this topic deserves more research and investigation. Conclusions: There is a clinical correlation between hormone replacement therapy and sex hormones and their effects on the oral cavity. Therefore, there is a possible correaltion to the transgender population that is taking hormones. As this population continues to grow, and more individuals identify as a part of the community, it is important to continue to research this topic.https://scholarscompass.vcu.edu/denh_student/1018/thumbnail.jp

    Meta-analysis of death and myocardial infarction in the DEFINE-FLAIR and iFR-SWEDEHEART trials: a hypothesis generating note of caution

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    In patients with coronary heart disease, revascularization can improve symptoms and in certain high-risk subgroups may improve prognosis. Coronary angiography provides anatomical information and the physiological significance of a stenosis can be determined using fractional flow reserve (FFR). Decisions on the need for and mode of revascularization can be optimized using FFR, however this involves administering adenosine to induce hyperemia. Generally, this test is well tolerated, but in some healthcare systems adenosine is either not licensed, unavailable, or expensive, limiting the use of FFR-guided management

    Industrial Arts Safety Program for Interstate 35 Junior High

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    Polarized Diffuse Emission at 2.3 GHz in a High Galactic Latitude Area

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    Polarized diffuse emission observations at 2.3 GHz in a high Galactic latitude area are presented. The 2\degr X 2\degr field, centred in (\alpha=5^h,\delta=-49\degr), is located in the region observed by the BOOMERanG experiment. Our observations has been carried out with the Parkes Radio telescope and represent the highest frequency detection done to date in low emission areas. Because of a weaker Faraday rotation action, the high frequency allows an estimate of the Galactic synchrotron contamination of the Cosmic Microwave Background Polarization (CMBP) that is more reliable than that done at 1.4 GHz. We find that the angular power spectra of the E- and B-modes have slopes of \beta_E = -1.46 +/- 0.14 and \beta_B = -1.87 +/- 0.22, indicating a flattening with respect to 1.4 GHz. Extrapolated up to 32 GHz, the E-mode spectrum is about 3 orders of magnitude lower than that of the CMBP, allowing a clean detection even at this frequency. The best improvement concerns the B-mode, for which our single-dish observations provide the first estimate of the contamination on angular scales close to the CMBP peak (about 2 degrees). We find that the CMBP B-mode should be stronger than synchrotron contamination at 90 GHz for models with T/S > 0.01. This low level could move down to 60-70 GHz the optimal window for CMBP measures.Comment: 5 pages, 6 figures, accepted for publication in MNRAS Letter

    Could Fire and Rescue Services identify older people at risk of falls?

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    Protecting or improving the efficiency and effectiveness of services while reducing costs in response to public sector funding reductions is a significant challenge for all public service organisations. Preventing falls in older people is a major public health objective. We propose here an innovative model of community partnership with Fire and Rescue Services assisting falls prevention services to enhance the safety and well-being of older people in local communities through early identification of those who are at risk of injury from a fall or accidental domestic fire

    Reprocessing the Hipparcos data for evolved giant stars II. Absolute magnitudes for the R-type carbon stars

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    The Hipparcos Intermediate Astrometric Data for carbon stars have been reprocessed using an algorithm which provides an objective criterion for rejecting anomalous data points and constrains the parallax to be positive. New parallax solutions have been derived for 317 cool carbon stars, mostly of types R and N. In this paper we discuss the results for the R stars. The most important result is that the early R stars (i.e., R0 - R3) have absolute magnitudes and V-K colors locating them among red clump giants in the Hertzsprung-Russell diagram. Stars with subtypes R4 - R9 tend to be cooler and have similar luminosity to the N-type carbon stars, as confirmed by their position in the (J-H, H-K) color-color diagram. The sample of early R-type stars selected from the Hipparcos Catalogue appears to be approximately complete to magnitude K_0 ~ 7, translating into a completeness distance of 600 pc if all R stars had M_K= -2 (400 pc if M_K= -1). With about 30 early R-type stars in that volume, they comprise about 0.04% (0.14% for M_K= -1) of the red clump stars in the solar neighborhood. Identification with the red clump locates these stars at the helium core burning stage of stellar evolution, while the N stars are on the asymptotic giant branch, where helium shell burning occurs. The present analysis suggests that for a small fraction of the helium core burning stars (far lower than the fraction of helium shell-burning stars), carbon produced in the interior is mixed to the atmosphere in sufficient quantities to form a carbon star.Comment: 11 pages, 6 figures, A&A Latex. To appear in A&

    Shot Noise in Graphene

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    We report measurements of current noise in single- and multi-layer graphene devices. In four single-layer devices, including a p-n junction, the Fano factor remains constant to within +/-10% upon varying carrier type and density, and averages between 0.35 and 0.38. The Fano factor in a multi-layer device is found to decrease from a maximal value of 0.33 at the charge-neutrality point to 0.25 at high carrier density. These results are compared to theoretical predictions for shot noise in ballistic and disordered graphene.Comment: related papers available at http://marcuslab.harvard.ed
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