Search Results - "KORN, A"
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Atomic diffusion and mixing in old stars – VIII. Chemical abundance variations in the globular cluster M4 (NGC 6121)
Published in Monthly notices of the Royal Astronomical Society (01-02-2024)“…ABSTRACT Variations in chemical abundances with evolutionary phase have been identified among stars in globular and open clusters with a wide range of…”
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The Gaia-ESO Survey: empirical estimates of stellar ages from lithium equivalent widths (eagles)
Published in Monthly notices of the Royal Astronomical Society (23-05-2023)“…ABSTRACT We present an empirical model of age-dependent photospheric lithium depletion, calibrated using a large homogeneously analysed sample of 6200 stars in…”
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Enzymatic Reactions in a Lab-on-Valve System: Cholesterol Evaluations
Published in Molecules (Basel, Switzerland) (09-08-2019)“…The micro sequential injection analysis / lab-on-valve (µSIA-LOV) system is a miniaturized SIA system resulting from the implementation of a lab-on-valve (LOV)…”
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Atomic Diffusion and Mixing in Old Stars. I. Very Large Telescope FLAMES-UVES Observations of Stars in NGC 6397
Published in The Astrophysical journal (10-12-2007)“…We present a homogeneous photometric and spectroscopic analysis of 18 stars along the evolutionary sequence of the metal-poor globular cluster NGC 6397 ([Fe/H]…”
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A probable stellar solution to the cosmological lithium discrepancy
Published in Nature (10-08-2006)“…The measurement of the cosmic microwave background has strongly constrained the cosmological parameters of the Universe. When the measured density of baryons…”
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The Gaia-ESO survey: a lithium depletion boundary age for NGC 2232
Published in Monthly notices of the Royal Astronomical Society (01-07-2021)“…ABSTRACT Astrometry and photometry from Gaia and spectroscopic data from the Gaia-ESO Survey (GES) are used to identify the lithium depletion boundary (LDB) in…”
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The Gaia-ESO Survey: revisiting the Li-rich giant problem
Published in Monthly notices of the Royal Astronomical Society (21-09-2016)“…The discovery of lithium-rich giants contradicts expectations from canonical stellar evolution. Here we report on the serendipitous discovery of 20 Li-rich…”
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HE 0107–5240, a Chemically Ancient Star. I. A Detailed Abundance Analysis
Published in The Astrophysical journal (10-03-2004)“…We report on a detailed abundance analysis of HE 0107-5240, a halo giant with [Fe/H] sub(NLTE) =-5.3. This star was discovered in the course of follow-up…”
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Assessment of cadmium and lead in commercial coconut water and industrialized coconut milk employing HR-CS GF AAS
Published in Food chemistry (30-06-2019)“…•Concentrations of Cd and Pb were determined in coconut water and coconut milk samples by HR-CS GF AAS.•Sample preparation procedures using dilute acid and an…”
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Multivariate data analysis of trace elements in bivalve molluscs: Characterization and food safety evaluation
Published in Food chemistry (01-02-2019)“…•Bivalve molluscs species were analyzed by ICP OES and ICP-MS.•Most Lucina pectinata samples had higher concentrations of Cu, Cr and Pb.•Concentrations of As…”
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Epistatic effects of Siglec-G and DNase1 or DNase1l3 deficiencies in the development of systemic lupus erythematosus
Published in Frontiers in immunology (08-03-2023)“…Systemic lupus erythematosus (SLE) is a severe autoimmune disease that displays considerable heterogeneity not only in its symptoms, but also in its…”
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HE 0557–4840: Ultra-Metal-Poor and Carbon-Rich
Published in The Astrophysical journal (20-11-2007)“…We report the discovery and high-resolution, high-S/N spectroscopic analysis of the ultra-metal-poor red giant HE 0557-4840, which is the third most…”
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Determination of trace element concentrations in tomato samples at different stages of maturation by ICP OES and ICP-MS following microwave-assisted digestion
Published in Microchemical journal (01-07-2013)“…The concentrations of 15 elements (Al, Ba, Cd, Co, Cr, Cu, Fe, Hg, Mn, Ni, Se, Sn, Sr, V and Zn) were determined in three tomato species (Khaki, Cherry and…”
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The Gaia-ESO Survey: evidence of atomic diffusion in M67?
Published in Monthly notices of the Royal Astronomical Society (21-07-2018)“…ABSTRACT Investigating the chemical homogeneity of stars born from the same molecular cloud at virtually the same time is very important for our understanding…”
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Intraoperative neurophysiological monitoring during resection of intradural extramedullary spinal cord tumors: experience with 100 cases
Published in Acta neurochirurgica (01-05-2015)“…Background Intradural-extramedullary spinal cord tumor surgery is common. Unlike intramedullary spinal cord tumor surgery, where intraoperative…”
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Prevalence of actinic keratosis among dermatology outpatients in Austria
Published in British journal of dermatology (1951) (01-12-2014)“…Summary Background Actinic keratoses (AKs) are common precursors of squamous cell carcinomas (SCCs) of the skin making them an important public health issue…”
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ATOMIC DIFFUSION AND MIXING IN OLD STARS. III. ANALYSIS OF NGC 6397 STARS UNDER NEW CONSTRAINTS
Published in The Astrophysical journal (01-07-2012)“…We have previously reported on chemical abundance trends with evolutionary state in the globular cluster NGC 6397 discovered in analyses of spectra taken with…”
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Sustained efficacy and immunogenicity of the human papillomavirus (HPV)-16/18 AS04-adjuvanted vaccine: analysis of a randomised placebo-controlled trial up to 6.4 years
Published in The Lancet (British edition) (12-12-2009)“…Prophylactic human papillomavirus (HPV) vaccines have to provide sustained protection. We assessed efficacy, immunogenicity, and safety of the HPV-16/18…”
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Assessment of the hepatic veins in poor contrast conditions using dual energy CT: evaluation of a novel monoenergetic extrapolation software algorithm
Published in RöFo : Fortschritte auf dem Gebiet der Röntgenstrahlen und der bildgebende Verfahren (01-06-2014)“…To evaluate a novel monoenergetic post-processing algorithm (MEI+) in patients with poor intrahepatic contrast enhancement. 25 patients were retrospectively…”
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Iterative Reconstruction in Head CT: Image Quality of Routine and Low-Dose Protocols in Comparison with Standard Filtered Back-Projection
Published in American journal of neuroradiology : AJNR (01-02-2012)“…IR has recently demonstrated its capacity to reduce noise and permit dose reduction in abdominal and thoracic CT applications. The purpose of our study was to…”
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