3 research outputs found

    Prevalência da má- nutrição em pacientes maiores de 7 anos no Hospital Vicente Corral Moscoso Cuenca-Equador nutritionDay 2019

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    Hospital malnutrition represents a global health problem. It is associated with increased complications, morbidity and mortality, days of hospital stay, and increased costs. nutritionDay (nDay) is a project to fight against hospital malnutrition. It is an audit carried out simultaneously in all participating countries on a single day, using standard questionnaires that generate a national report.La malnutrición hospitalaria representa un problema de salud global. Esta se asocia con aumento de complicaciones, morbimortalidad, días de estancia hospitalaria e incremento de costos. El nutritionDay (nDay) es un proyecto creado para luchar contra la malnutrición hospitalaria, que consta de una auditoría que se realiza simultáneamente en todos los países participantes en un solo día, utilizando cuestionarios estándares que generan un informe nacional.A má nutrição hospitalar representa um problema de saúde global. Isso está associado ao aumento de complicações, morbimortalidade, dias de internação hospitalar e aumento de custos. O nutritionDay (nDay) é um projeto para lutar contra a má nutrição hospitalar. É uma auditoria que é realizada simultaneamente em todos os países participantes em um único dia, utilizando questionários padronizados que geram um informe nacional

    Recent Progress and Next Steps for the MATHUSLA LLP Detector

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    We report on recent progress and next steps in the design of the proposed MATHUSLA Long Lived Particle (LLP) detector for the HL-LHC as part of the Snowmass 2021 process. Our understanding of backgrounds has greatly improved, aided by detailed simulation studies, and significant R&D has been performed on designing the scintillator detectors and understanding their performance. The collaboration is on track to complete a Technical Design Report, and there are many opportunities for interested new members to contribute towards the goal of designing and constructing MATHUSLA in time for HL-LHC collisions, which would increase the sensitivity to a large variety of highly motivated LLP signals by orders of magnitude.Comment: Contribution to Snowmass 2021 (EF09, EF10, IF6, IF9), 18 pages, 12 figures. v2: included additional endorser

    An Update to the Letter of Intent for MATHUSLA: Search for Long-Lived Particles at the HL-LHC

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    We report on recent progress in the design of the proposed MATHUSLA Long Lived Particle (LLP) detector for the HL-LHC, updating the information in the original Letter of Intent (LoI), see CDS:LHCC-I-031, arXiv:1811.00927. A suitable site has been identified at LHC Point 5 that is closer to the CMS Interaction Point (IP) than assumed in the LoI. The decay volume has been increased from 20 m to 25 m in height. Engineering studies have been made in order to locate much of the decay volume below ground, bringing the detector even closer to the IP. With these changes, a 100 m x 100 m detector has the same physics reach for large cτ\tau as the 200 m x 200 m detector described in the LoI and other studies.The performance for small cτ\tau is improved because of the proximity to the IP. Detector technology has also evolved while retaining the strip-like sensor geometry in Resistive Plate Chambers (RPC) described in the LoI. The present design uses extruded scintillator bars read out using wavelength shifting fibers and silicon photomultipliers (SiPM). Operations will be simpler and more robust with much lower operating voltages and without the use of greenhouse gases. Manufacturing is straightforward and should result in cost savings. Understanding of backgrounds has also significantly advanced, thanks to new simulation studies and measurements taken at the MATHUSLA test stand operating above ATLAS in 2018. We discuss next steps for the MATHUSLA collaboration, and identify areas where new members can make particularly important contributions.We report on recent progress in the design of the proposed MATHUSLA Long Lived Particle (LLP) detector for the HL-LHC, updating the information in the original Letter of Intent (LoI), see CDS:LHCC-I-031, arXiv:1811.00927. A suitable site has been identified at LHC Point 5 that is closer to the CMS Interaction Point (IP) than assumed in the LoI. The decay volume has been increased from 20 m to 25 m in height. Engineering studies have been made in order to locate much of the decay volume below ground, bringing the detector even closer to the IP. With these changes, a 100 m x 100 m detector has the same physics reach for large cτ\tau as the 200 m x 200 m detector described in the LoI and other studies. The performance for small cτ\tau is improved because of the proximity to the IP. Detector technology has also evolved while retaining the strip-like sensor geometry in Resistive Plate Chambers (RPC) described in the LoI. The present design uses extruded scintillator bars read out using wavelength shifting fibers and silicon photomultipliers (SiPM). Operations will be simpler and more robust with much lower operating voltages and without the use of greenhouse gases. Manufacturing is straightforward and should result in cost savings. Understanding of backgrounds has also significantly advanced, thanks to new simulation studies and measurements taken at the MATHUSLA test stand operating above ATLAS in 2018. We discuss next steps for the MATHUSLA collaboration, and identify areas where new members can make particularly important contributions
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