Results 111 to 120 of about 478,564 (335)

Occupational mercury vapour poisoning with a respiratory failure, pneumomediastinum and severe quadriparesis

open access: yesSAGE Open Medical Case Reports, 2017
Objectives: Despite restrictions, mercury continues to pose a health concern. Mercury has the ability to deposit in most parts of the body and can cause a wide range of unspecific symptoms leading to diagnostic mistakes.
Jakub Smiechowicz   +4 more
doaj   +1 more source

Exploring the Limits of Model-Targeted Indiscriminate Data Poisoning Attacks [PDF]

open access: yesarXiv, 2023
Indiscriminate data poisoning attacks aim to decrease a model's test accuracy by injecting a small amount of corrupted training data. Despite significant interest, existing attacks remain relatively ineffective against modern machine learning (ML) architectures.
arxiv  

Following the in situ pathway of photo‐activated cyclopentadienone‐NHC iron complexes as ammonia‐borane dehydrocoupling bifunctional catalysts

open access: yesEuropean Journal of Inorganic Chemistry, Accepted Article.
Carbonyl iron complexes bearing cyclopentadienone/hydroxycyclopentadienyl ligands and N‐heterocyclic carbene as non‐innocent and ancillary ligands, are active as ammonia‐borane dehydrocoupling catalysts under photo‐activation conditions. Dehydrogenation occurs at room temperature and is complete (in NMR tube) after 2h with 10 mol% of cationic complex 2,
Rita Mazzoni   +10 more
wiley   +1 more source

Bistable equilibrium points of mercury body burden [PDF]

open access: yesarXiv, 2006
In the last century mercury levels in the global environment have tripled as a result of increased pollution from industrial, occupational, medicinal and domestic uses \cite{BaMe03}. Glutathione is known to be the main agent responsible for the excretion of mercury (we refer to \cite{Thim05}, \cite{ZalBar99} and \cite{Lyn02}).
arxiv  

A rare case of self-injection of elemental mercury [PDF]

open access: yes, 2016
BACKGROUND: Self-injection of elemental mercury is a rare finding especially in healthy people who are mentally sound. Early detection and removal of mercury from the body by chelation and physical removal of a stored injected site is required to prevent
Aruna Kulatunga   +9 more
core   +1 more source

Investigating the kinetics of small alcohol oxidation reactions using platinum supported on a doped niobium suboxide support

open access: yesElectrochemical Science Advances, EarlyView.
Abstract Platinum nanoparticles deposited on a silicon‐doped niobium suboxide support provided the catalyst known as Pt/NbOS. This was compared to the commercial Pt/C electrocatalyst in the ethanol and methanol oxidation reactions for use in direct alcohol fuel cells.
Keenan Black‐Araujo   +3 more
wiley   +1 more source

Comprehensive laboratory study on smoke gases during the thermal oxidative decomposition of forest and vegetation fuels

open access: yesFire and Materials, EarlyView.
Abstract This study investigates the composition of smoke gases in forest and vegetation samples to draw conclusions about the actual smoke gas composition during wildfires. The focus is particularly on regions with extensive pine forests, like in Eastern Germany.
Kira Piechnik   +3 more
wiley   +1 more source

Tracer Studies of Catalysed Chemical Reactions [PDF]

open access: yes, 1965
The reaction of cyclopropane with hydrogen has been studied over evaporated and pumice-supported nickel catalysts. It has been found that reproducibility of reaction behaviour on a particular catalyst is controlled by a number of factors.
Hislop, John S
core  

Actinidia spp. (Kiwifruit): A Comprehensive Review of Its Nutraceutical Potential in Disease Mitigation and Health Enhancement

open access: yesFood Frontiers, EarlyView.
Nutraceutical Potential in Disease Mitigation and Health Enhancement of Actinidia spp. (Kiwifruit) ABSTRACT This review offers an in‐depth exploration of the Actinidia species (kiwifruit) nutritional composition, the pivotal role of its primary bioactive compounds, and their potential applications across the aforementioned health concerns. Furthermore,
Allah Rakha   +7 more
wiley   +1 more source

Poison as a Cure: Detecting & Neutralizing Variable-Sized Backdoor Attacks in Deep Neural Networks [PDF]

open access: yesarXiv, 2019
Deep learning models have recently shown to be vulnerable to backdoor poisoning, an insidious attack where the victim model predicts clean images correctly but classifies the same images as the target class when a trigger poison pattern is added. This poison pattern can be embedded in the training dataset by the adversary.
arxiv  

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