Results 71 to 80 of about 54,608 (286)

Photocatalytic degradation of an organophosphorus compound by porous Au- and WO3- modified TiO2 [PDF]

open access: yes, 2016
Organophosphorus (OP) compounds are highly toxic substances that are often used as chemical warfare agents and pesticides. OP pesticides are the most widely used class of pesticide in the world, and due to their ubiquity, the contamination of ...
Parker, David M.
core   +1 more source

Analytical study of organophosphorus poisoning

open access: yesMRIMS Journal of Health Sciences, 2018
Background: Organophosphorus (OP) compounds constitute a heterogeneous category of chemicals specially designed for the control of Pests, weeds or plant diseases. The importance of pesticides in India can be understood from the fact that agriculture is a
M Narayana Reddy, S Shavukath Ali
doaj   +1 more source

Phosphorus‐Based Flame‐Retardant Electrolytes for Lithium Batteries

open access: yesAdvanced Energy Materials, EarlyView.
This review highlights the diverse structures of phosphorus‐based flame‐retardant additives, thoroughly exploring their characteristics, mechanisms, and overall impact on lithium‐ion battery (LIB) performance. Moreover, it proposes future directions for next‐generation materials to enhance safety and stability, ultimately contributing to the ...
Jin‐Hee Kim   +4 more
wiley   +1 more source

A Natural Discrete One Parameter Polynomial Exponential Distribution [PDF]

open access: yesarXiv, 2020
In this paper, a new natural discrete version of the one parameter polynomial exponential family of distributions have been proposed and studied. The distribution is named as Natural Discrete One Parameter Polynomial Exponential (NDOPPE) distribution. Structural and reliability properties have been studied.
arxiv  

Compound Lucas Magic Squares [PDF]

open access: yesarXiv, 2021
We review a general parameterization of an order-3 magic square derived by Lucas and we compound it to produce a parameterized order-9 magic square. Sequential compounding to higher order also is treated. Expressions are found for the matrices in the Jordan canonical form and the singular value decomposition of the compound Lucas magic square matrices.
arxiv  

Weakly Solvating Electrolytes for Lithium and Post‐Lithium Rechargeable Batteries: Progress and Outlook

open access: yesAdvanced Energy Materials, EarlyView.
Weakly solvating electrolytes (WSEs) use anion‐dominated solvation to form stable interphase layers, overcoming energy density and lifespan limitations. This review clarifies their design, anion‐mediated interface regulation, and compatibility with lithium/post‐lithium systems, distinguishing them from conventional electrolytes, high concentration ...
Xue Li   +6 more
wiley   +1 more source

Some bis(dialkylphosphinyl) methanes as solvent extractants [PDF]

open access: yes, 1964
An extensive review of some of the more important neutral organophosphorus compounds as solvent extractants was given. The compounds included were tri-n-butyl phosphate, TBP, tri-n-octylphosphine oxide, TOPO, tris (2 -ethylhexyl)phosphine oxide, TEHPO ...
Banks, C. V., Parker, James Roger
core   +3 more sources

α-Aminophosphonates, -Phosphinates, and -Phosphine Oxides as Extraction and Precipitation Agents for Rare Earth Metals, Thorium, and Uranium: A Review

open access: yesMolecules, 2022
α-Aminophosphonates, -phosphinates, and -phosphine oxides are a group of organophosphorus compounds that were investigated as extraction agents for rare earth (RE) metals and actinoids for the first time in the 1960s.
Esa Kukkonen   +2 more
doaj   +1 more source

Exactly Restricting the Phenyl Ring Rotation in Metal‐Organic Framework for Ultra‐Sensitive and Specific Ratiometric Fluorescent Sensing of Sarin

open access: yesAggregate, EarlyView.
A goal‐oriented MOF design strategy is proposed to realize the ultra‐sensitive and specific detection of sarin/DCP through the rotation restricted emission mechanism. The hydrogen bonding and hydrophobic interaction between the CTTB ligand and DCP efficiently lead to a dramatic change in molecular configuration, significantly enhancing the fluorescence
Cong Lyu   +6 more
wiley   +1 more source

Organophosphorus Compounds Poisoning

open access: yesMajallah-i Dānishgāh-i ̒Ulūm-i Pizishkī-i Bābul, 2010
Organophosphorus compounds are one of the important insecticides and pesticides that have been used in chemical warfare as nerve agents. They are a major global clinical problem, with thousands of deaths occurring every year.
M Rafati Rahimzadeh,, AA Moghadamnia
doaj  

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