Results 21 to 30 of about 48,663 (290)

Chelating agent : the health protector of researchers in lead halide perovskite laboratory

open access: yes, 2020
Lead halide perovskites have achieved substantial success in various optoelectronic devices owing to their remarkable physical properties. However, lead (Pb) as a heavy metal, long-lasting toxic to the body has become a health hazard for researchers. How
Deng, Yuhao, Yu-Hao, Deng
core   +1 more source

Development of a method for preparing octreotide derivative for diagnosis of neuroendocrine tumors

open access: yesБюллетень сибирской медицины, 2019
Currently the development of technologies for labeling somatostatin with technetium-99m for diagnosing radionuclide neuroendocrine tumors is under way. Somatostatin analogues are binded with technetium99m only by the preliminary addition of a chelating ...
M. S. Larkina   +11 more
doaj   +1 more source

Morphological Characterization of Tungsten Trioxide Nanopowders Synthesized by Sol-Gel Modified Pechini's Method [PDF]

open access: yesMaterials Research, 2017
Sol-gel modified Pechini's method was used to prepare WO3 nanopowders using dicarboxylic acid and polyethylene glycol as the chelating agent and polymeric source, respectively.
Leila Ghasemi, Hassan Jafari
doaj   +1 more source

Study of effect and mechanism of flame retardation-bursting liability reduction based on chelating water injection wetting agent in coal seam

open access: yesEnergy Reports, 2022
As coal mines continue to deepen high-intensity mining, the two disasters of coal seam rock burst and spontaneous combustion obviously have a trend of compound occurrence.
Lianman Xu   +8 more
doaj   +1 more source

Investigation on the influence of chelating agent on carbon sequestration in cement-based materials

open access: yesCase Studies in Construction Materials
The incorporation of a chelating agent significantly enhances the mineralization reaction in cement-based materials during carbonation curing, thereby increasing CO₂ sequestration efficiency and contributing to a measurable reduction in net CO₂ emissions.
Wei Du   +5 more
doaj   +1 more source

A New Multichelating Acid System for High-Temperature Sandstone Reservoirs

open access: yesJournal of Chemistry, 2015
Sandstone reservoir acidizing is a complex and heterogeneous acid-rock reaction process. If improper acid treatment is implemented, further damage can be induced instead of removing the initial plug, particularly in high-temperature sandstone reservoirs.
Nianyin Li   +4 more
doaj   +1 more source

The iron chelating agent, deferoxamine detoxifies Fe(Salen)-induced cytotoxicity

open access: yesJournal of Pharmacological Sciences, 2017
Iron-salen, i.e., μ-oxo-N,N′-bis(salicylidene)ethylenediamine iron (Fe(Salen)) was a recently identified as a new anti-cancer compound with intrinsic magnetic properties. Chelation therapy has been widely used in management of metallic poisoning, because
Masanari Umemura   +17 more
doaj   +1 more source

Evaluation of Barium Sulfate (Barite) Solubility Using Different Chelating Agents at a High Temperature [PDF]

open access: yesJournal of Petroleum Science and Technology, 2017
Barium sulfate (barite) is one of the widely used weighting materials in the preparation of drilling fluid for deep oil and gas wells. Barite is not soluble in the regular solvents; such as, hydrochloric acid (HCl) and other acids.
BADR BA GERI   +3 more
doaj   +1 more source

Potential of Epigallocatechin-3-gallate as Chelating Agent againstMatrix Metalloproteinase Expression and as Cross-Linking Agent Towards Hybrid Layer in Dentin Collagen: A Review [PDF]

open access: yes, 2022
Adhesive dentistry’s main assumption is to create a strong chemical bond between dental hard tissues and restorative composite material. One of the most important aspects of this interface is the hybrid layer. Unfortunately, due to physical and chemical
Olivia Vivian Widjaja, -   +5 more
core  

Reconstructing enzyme evolution by protein engineering

open access: yesFEBS Letters, EarlyView.
Natural enzyme evolution can be retraced by protein engineering methods such as directed evolution, rational design, and ancestral sequence reconstruction. These approaches reveal how enzymes emerged from ligand‐binding scaffolds, developed varying substrate preferences, formed oligomeric complexes, adapted to environmental changes, and evolved novel ...
Lukas Drexler   +2 more
wiley   +1 more source

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