Results 31 to 40 of about 2,295,125 (278)

Arc pressure and weld metal fluid flow whilst using alternating shielding gases Part 2 : arc force determination [PDF]

open access: yes, 2013
The transient variation of the shielding gas present in the alternating shielding gas process produces a dynamic action within the liquid weld metal. Flow vectors opposite in direction have been reported due to the various forces acting on the weld metal
Campbell, Stuart   +2 more
core   +4 more sources

Comparative Assessment of Tungsten Toxicity in the Absence or Presence of Other Metals

open access: yesToxics, 2018
Tungsten is a refractory metal that is used in a wide range of applications. It was initially perceived that tungsten was immobile in the environment, supporting tungsten as an alternative for lead and uranium in munition and military applications ...
Ola Wasel, Jennifer L. Freeman
doaj   +1 more source

THERMAL CONDUCTIVITY OF GASES AND GAS MIXTURES, AND THERMAL ACCOMMODATION COEFFICIENT OF GASES ON METAL SURFACES.

open access: yes, 1981
THERMAL CONDUCTIVITY OF GASES AND GAS MIXTURES, AND THERMAL ACCOMMODATION COEFFICIENT OF GASES ON METAL ...
RAHIM. AFSHAR (7968773)
core   +4 more sources

Resisting the Toxic Tide: Multi-Metal Resistance of Bacteria Originating from Contaminated Šibenik Bay Sediments

open access: yesMicroorganisms
In this study, 74 bacterial isolates were obtained from sediments of Šibenik Bay, which has historically been impacted by heavy metal pollution. Isolates were tested for tolerance to cadmium (Cd), cobalt (Co), chromium (Cr), copper (Cu), mercury (Hg ...
Ana Ramljak   +5 more
doaj   +1 more source

THERMODYNAMIC AND KINETIC PARAMETERS OF MIXTURES DESULFURIZING THE MADE WITH CaO, MgO, SiO2 AND CaF2 [PDF]

open access: yesTecnologia em Metalurgia, Materiais e Mineração, 2012
This paper presents an analysis of the kinetics and thermodynamics of marble residue mixtures utilisation on desulfurization of pig iron. The desulfurization was carried out using lime, marble residue, fluorite and pig iron. Different mixtures of these
Felipe Nylo de Aguiar   +4 more
doaj   +1 more source

Independent and Combined Associations of Urinary Heavy Metal Exposures with Serum α-Klotho in Middle-Aged and Older Adults

open access: yesToxics
α-Klotho is an anti-aging protein linked to various age-related diseases. Environmental metal exposure has been associated with oxidative stress and aging, but its effect on α-Klotho levels remains unclear.
Xinliang Zheng   +8 more
doaj   +1 more source

Studies on the Adsorption of Pb (II) and Zn (II) as Binary Mixtures from Industrial Effluents

open access: yesPakistan Journal of Analytical & Environmental Chemistry, 2018
The present work focuses on the adsorptive removal of mixtures of heavy-metal ions present in industrial effluents, using modified bio-sorbent prepared from Desmostachya bipinnata (MDB). The prepared biosorbent was characterized by SEM, DRFTIR, Elemental
Jagjit Kour   +2 more
doaj   +1 more source

The Shewanella oneidensis Fic enzyme SoFic targets the switch‐I region of EF‐Tu for AMPylation

open access: yesFEBS Letters, EarlyView.
Fic enzymes mediate diverse post‐translational modifications across all domains of life, including AMPylation. Prokaryotic EF‐Tu can be AMPylated and deAMPylated by the conserved Fic enzyme SoFic. Structural and biochemical approaches were used to characterize the effect of AMPylation on EF‐Tu, SoFic's enzymatic activities, and the enzyme‐target ...
Svenja Runge   +6 more
wiley   +1 more source

Comparative mathematical modeling of causal association between metal exposure and development of chronic kidney disease

open access: yesFrontiers in Endocrinology
BackgroundPrevious studies have identified several genetic and environmental risk factors for chronic kidney disease (CKD). However, little is known about the relationship between serum metals and CKD risk.MethodsWe investigated associations between ...
Miaoling Wu   +6 more
doaj   +1 more source

How structural disorder and polyelectrolyte properties of prothymosin α enable its large interactome

open access: yesFEBS Letters, EarlyView.
In this review, complexes of the fully disordered and highly negatively charged prothymosin α are collected, described, and discussed. Linked to its poly‐electrostatic character, prothymosin α engages a large interactome through multiple different binding modes ranging from fully disordered complexes to short linear motif (SLiM)‐driven interactions ...
Ketty C. Tamburrini   +3 more
wiley   +1 more source

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