Results 21 to 30 of about 491,730 (254)

Mechanical properties of carbon fiber reinforced polyether-ether-ketone

open access: yes, 2023
Mechanical properties of carbon fiber reinforced polyether-ether-ketone (CFR-PEEK): Young's modulus, density, poisson coefficient, elastic limit and ultimate strength.
Miguel Martinez-Mondragon (14817901)
core   +1 more source

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

Dosage de l'acide salicylique dans les vins par chromatographie en phase gazeuse

open access: yesOENO One, 1977
La recherche et le dosage de l'acide salicylique, éventuellement ajouté dans des vins, peuvent être effectués par chromatographie en phase gazeuse de l'extrait par l'éther du vin acidifié.
Alain Bertrand, Ch. Sarre
doaj   +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

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  

General anaesthesia as a topic of articles in the medical press of the Kingdom of Poland of the 1840s and 1850s

open access: yesForum Bibliotek Medycznych, 2019
The middle of the 19th century was a period when, despite the loss of state independence, magazines addressed to medical circles began to be established and developed on Polish lands.
Maria Turos
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

A systematic rapid review on quality of care among non-communicable diseases (NCDs) service delivery in South Asia

open access: yesPublic Health in Practice, 2021
Background: At present, poor quality of care (QoC) surrounding non-communicable diseases (NCDs) service provision poses a threat to South Asia. This systematic rapid review aims to highlight the available approaches to improve QoC in NCD services in ...
Saraban Ether, K.M. Saif-Ur-Rahman
doaj   +1 more source

The Sensible and Insensible Body: A Visual Essay

open access: yes19, 2012
Translating pain into tangible images brings it into the public consciousness, raising the spectre of bodily suffering as virtually intrinsic to the human condition.
Joanna Bourke
doaj   +2 more sources

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