Results 51 to 60 of about 4,190 (237)

Chemical functionalisation of silicon and germanium nanowires [PDF]

open access: yes, 2018
The reduced dimensionality of nanowires implies that surface effects significantly influence their properties, which has important implications for the fabrication of nanodevices such as field effect transistors and sensors.
Collins, Gillian, Holmes, Justin D.
core   +1 more source

Creation and study of formulations as inhibitors of metal corrosion and scaling for stabilization water treatment in water utilization systems (a review) [PDF]

open access: yes, 2016
This review summarizes studies for the past 5 years aimed at creation of efficient organophosphonate reagents for the stabilization water treatment aimed at preventing metal corrosion and scaling in water utilization systems.This study was carried out ...
Bolt, Y. V.   +4 more
core  

MODIFICATION OF COMPOSITION OF SALINITY INHIBITORS BASED ON ORGANOPHOSPHONATES AND ACRYLIC ACID

open access: yesTechnical science and innovation, 2020
Chemical and mineralogical compositions of mineral deposits and acidic precipitations have been studied, and synergistically effective compositions of inhibitors of salt deposits have been selected based on -PO3H2 and COOH containing organic compounds ...
B. Kadirov   +5 more
semanticscholar   +1 more source

Lanthanide Coordination Networks Based on Diamantane‐4,9‐Diphosphonic Acid

open access: yesZeitschrift für anorganische und allgemeine Chemie, Volume 652, Issue 1, January 6, 2026.
The combination of Ln3+ ions and the diamantane‐4,9‐bis(hydrogenphosphonate) linker results in 3D networks where Eu3+, Gd3+, and Er3+ exhibit an uncommon coordination number of 6. Four new Ln‐based (Ln = Eu, Gd, Er) coordination networks, {[EuL1.5(H2O)4]·H2O}n and {[LnL1.5(H2O)]·H2O}n (Ln = Eu, Gd, Er), were synthesized using the precursor diamantane‐4,
Tim Müller   +4 more
wiley   +1 more source

Fouling in Membrane Distillation, Osmotic Distillation and Osmotic Membrane Distillation [PDF]

open access: yes, 2017
Various membrane separation processes are being used for seawater desalination and treatment of wastewaters in order to deal with the worldwide water shortage problem. Different types of membranes of distinct morphologies, structures and physico-chemical
Chaouch, Mehdi   +4 more
core   +1 more source

Synthesis of Diaryl‐ and Dialkynylphosphinates From Ubiquitous PV Sources via a Redox‐Neutral Approach

open access: yesAdvanced Science, Volume 12, Issue 36, September 25, 2025.
Classical strategies for P─C bond formation rely on precursors (e.g., PH3, H2PO2, PCl3) obtained from P4, which is produced via the energy‐intensive thermal process. Here, an alternative, redox‐neutral approach is explored. Primary phosphate sources are activated with triflic anhydride (Tf2O) and 4‐dimethylaminopyridine (DMAP) to a versatile PV ...
Tobias Schneider   +5 more
wiley   +1 more source

Gene expansion and positive selection as bacterial adaptations to oligotrophic conditions [PDF]

open access: yes, 2019
We examined the genomic adaptations of prevalent bacterial taxa in a highly nutrient- and ion-depleted freshwater environment located in the secondary cooling water system of a nuclear research reactor.
Boon, Nico   +5 more
core   +1 more source

Amorphous Metallic Cobalt-Based Organophosphonic Acid Compounds as Novel Photocatalysts to Boost Photocatalytic CO2 Reduction

open access: yesC
Photocatalytic carbon dioxide conversion is a promising method for generating carbon fuels, in which the most important thing is to adjust the catalyst material to improve the photocatalytic efficiency and selectivity to conversion products, but it is ...
Chengwei Zhou   +8 more
doaj   +1 more source

The influence of water-reducing admixture on rheological properties of ceramic slips [PDF]

open access: yes, 2013
In the article present the studies of water-reducing admixture sodium tripolyphosphate, sodium phosphonate and sodium polyacrylate effects upon rheological properties of the ceramic slip used for fabrication of flooring tiles.
Gabalov, Е. V.   +2 more
core  

[μ-2,3,5,6-Tetra­kis(2-pyrid­yl)pyrazine-κ6 N 6,N 1,N 2:N 3,N 4,N 5]bis­[diaqua(dihydrogen m-phenylene­diphospho­nato-κO)nickel(II)] dihydrate [PDF]

open access: yes, 2010
The title compound [Ni2(C6H6O6P2)2(C24H16N6)(H2O)4]·2H2O or [Ni2(tpyprz)(1,3-HO3PC6H4PO3H)2(H2O)4]·2H2O [tpyprz = tetra­kis­(2-pyrid­yl)pyrazine, C24H16N6] is a binuclear complex with a crystallographic inversion center located at the center of the ...
DeBurgomaster, Paul, Zubieta, Jon
core   +3 more sources

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