Results 21 to 30 of about 971,774 (290)

Crystal structure of bis(3,5-dichloro-2-hydroxybenzyl)(2-methoxyethyl)amine

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2023
The title compound, systematic name 4,4′,6,6′-tetrachloro-2,2′-{[(2-methoxyethyl)azanediyl]bis(methylene)}diphenol (C17H17Cl4NO, 1), was prepared via a modified Mannich reaction between 2-methoxyethylamine, 2,4-dichlorophenol, and aqueous formaldehyde ...
Bradley M. Wile   +2 more
doaj   +1 more source

Cryogenic Mechanical Alloying of Poly (ether ether ketone) - Polycarbonate Composite Powders for Selective Laser Sintering [PDF]

open access: yes, 1999
Mechanical alloying is a solid state processing technique traditionally used in the metallurgical industry to extend solubility limits in alloy systems. Mechanical alloying can also be used to blend polymer systems at ambient or cryogenic temperatures.
Kander, R., Schultz, J., Suchicital, C.
core   +1 more source

Conditioned Generative Modeling of Molecular Glues: A Realistic AI Approach for Synthesizable Drug-like Molecules

open access: yesBiomolecules
Alzheimer’s disease (AD) is marked by the pathological accumulation of amyloid beta-42 (Aβ42), contributing to synaptic dysfunction and neurodegeneration.
Naeyma N. Islam, Thomas R. Caulfield
doaj   +1 more source

Single crystals of DPPH grown from diethyl ether and carbon disulfide solutions - Crystal structures, IR, EPR and magnetization studies [PDF]

open access: yes, 2010
Single crystals of the free radical 2,2-diphenyl-1-picrylhydrazyl (DPPH) obtained from diethyl ether (ether) and carbon disulfide (CS2) were characterized by the X-ray diffraction, IR, EPR and SQUID magnetization techniques. The X-ray structural analysis
Allen   +35 more
core   +2 more sources

Liquid Adaptive AI: A Theoretical Framework for Continuously Self-Improving Artificial Intelligence

open access: yesAI
We present Liquid Adaptive AI as a theoretical framework and mathematical basis for artificial intelligence systems capable of continuous structural adaptation and autonomous capability development.
Thomas R. Caulfield   +2 more
doaj   +1 more source

Frawahr and Embryo Development Stages in Middle Persian Text of Selections of Zādispram [PDF]

open access: yesJournal of Research on History of Medicine, 2023
In the Middle Persian text of selections of Zādispram, the stages of embryo development, frāz-waxšēnīdar Frawahr power (ether), and the three functions of “germinating,” “adding,” and “caring” create the way of caring for and nurturing the cellular ...
Ehsan Sharghi   +2 more
doaj  

Molecular-scale descriptions and experimental characterizations of nitrocellulose soaked in pure liquid ethanol or diethyl ether respectively at room temperature

open access: yesMaterials Research Express, 2020
Studies on nitrocellulose (NC) mixtures with little solubilities were neglected in many cases previously. This investigation was performed to provide supplemental characterizations of NC and its soaked state with pure liquid ethanol or diethyl ether by ...
Pingan Liu   +6 more
doaj   +1 more source

Solid state lithiation-delithiation of sulphur in sub-nano confinement: a new concept for designing lithium-sulphur batteries. [PDF]

open access: yes, 2016
We investigate the detailed effects and mechanisms of sub-nano confinement on lithium-sulfur (Li-S) electrochemical reactions in both ether-based and carbonate-based electrolytes.
Bozhilov, Krassimir N   +3 more
core   +1 more source

Understanding of anesthesia – Why consciousness is essential for life and not based on genes

open access: yesCommunicative & Integrative Biology, 2016
Anesthesia and consciousness represent 2 mysteries not only for biology but also for physics and philosophy. Although anesthesia was introduced to medicine more than 160 y ago, our understanding of how it works still remains a mystery. The most prevalent
František Baluška   +3 more
doaj   +1 more source

The synthesis and characterization of some ortho-substituted phenoxyalkanoic acids and their derivatives [PDF]

open access: yesJournal of the Serbian Chemical Society, 2006
The synthesis of 2-phenoxyalkanoic acids (ethanoic, propanoic, butanoic) was realized by the reaction of ortho-hydroxybenzamide respectively N-phenyl-o-hydroxybenzamide with α-halogenated acids in aqueous sodium hydroxide solution.
Lupea Xenia Alfa   +4 more
doaj   +1 more source

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