Results 201 to 210 of about 5,753 (307)

Hydrochem, an Integrated R Package for the Analysis and Visualization of Hydrochemical Data

open access: yesGroundwater, EarlyView.
We present hydrochem, an open‐source R package that simplifies hydrochemical data analysis through reproducible workflows, automated calculations, and advanced visualization tools. It enables flexible and reliable interpretation of complex water chemistry datasets, supporting researchers and practitioners in groundwater quality assessment and resource ...
Guillaume Cinkus, Raphaël Bondu
wiley   +1 more source

Effect of Cigarette Smoking on the Surface Roughness, Color, and Translucency of Zirconia Produced by Additive and Subtractive Manufacturing

open access: yesJournal of Esthetic and Restorative Dentistry, EarlyView.
ABSTRACT Objective To compare the surface roughness, color stability, and translucency of zirconia produced by additive manufacturing (AM) and subtractive manufacturing (SM) after exposure to cigarette smoking. Materials and Methods A total of 60 disc‐shaped specimens were fabricated from 2 methods: AM (INNI Cera BCM W500/1000) and SM (VITA YZ T).
Bengisu Mahmutluoglu   +2 more
wiley   +1 more source

Short-term actions of arsenic trioxide on metabolic fluxes in the isolated perfused rat liver. [PDF]

open access: yesNaunyn Schmiedebergs Arch Pharmacol
de Queiroz Eskuarek Melo NM   +3 more
europepmc   +1 more source

Comparison of different X‐ray‐based scanning electron microscopy methods to detect sub‐nanometre ultra‐thin InAs layers deposited on top of GaAs

open access: yesJournal of Microscopy, EarlyView.
Abstract We compare three different methods of X‐ray analysis in a scanning electron microscope (SEM): energy‐dispersive X‐ray spectroscopy (EDX), wavelength‐dispersive X‐ray spectroscopy (WDX) and micro X‐ray fluorescence (μXRF). These methods are all applied to the same gallium arsenide (GaAs) wafer with a 0.8 nm layer of indium arsenide (InAs) on ...
Thomas Walther   +4 more
wiley   +1 more source

Determining bismuth content in GaAsBi alloys by energy‐dispersive X‐ray spectroscopy: A case study with multiple sets of k*‐factors for analytical transmission electron microscopy

open access: yesJournal of Microscopy, EarlyView.
Abstract Measuring the bismuth (Bi) content of ternary gallium arsenide bismuthide (GaAsBi) alloys is important because it sensitively influences their bandgap, and Bi is known to segregate vertically to the surface and sometimes also laterally during growth, so elemental distribution maps need to be quantified.
T. Walther
wiley   +1 more source

The Association of Inorganic Arsenic Exposure with Hypertension and High Blood Pressure Among African Caribbean Adults in Tobago. [PDF]

open access: yesInt J Environ Res Public Health
Jahan N   +11 more
europepmc   +1 more source

Analysis of Essential Minerals and Heavy Metals in Canine and Feline Dietary Supplements Marketed in the United States

open access: yesJournal of Animal Physiology and Animal Nutrition, EarlyView.
ABSTRACT Heavy metals have been documented in dietary supplements for people and animals. Cadmium, selenium, lead, and mercury are of particular concern. Our objective was to determine the concentrations of five essential minerals and 12 heavy metals in 70 canine and feline dietary supplements, and to evaluate potential toxicity risks.
Taryn K. Pestalozzi   +2 more
wiley   +1 more source

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