Results 51 to 60 of about 41,732 (296)

Nonstandard electroconvection in a bent-core oxadiazole material [PDF]

open access: yes, 2011
Electroconvection (EC) phenomena have been investigated in the nematic phase of a bent-core oxadiazole material with negative dielectric anisotropy and a frequency dependent conductivity anisotropy. The formation of longitudinal roll (LR) patterns is one
Belaissaoui, A.   +4 more
core   +1 more source

Computationally motivated synthesis and enzyme kinetic evaluation of N-(β-d-glucopyranosyl)-1,2,4-triazolecarboxamides as glycogen phosphorylase inhibitors [PDF]

open access: yes, 2015
Following our recent study of N-(β-D-glucopyranosyl)-oxadiazole-carboxamides (Polyák et al., Biorg. Med. Chem. 2013, 21, 5738) revealed as moderate inhibitors of glycogen phosphorylase (GP), in silico docking calculations using Glide have been performed ...
Alex   +57 more
core   +1 more source

Multipurpose Transparent Nanocomposites for Gamma Spectroscopy, Pulse Shape Discrimination, Thermal Neutron Detection, Radiation Shielding, and High Refractive Index Applications

open access: yesAdvanced Functional Materials, EarlyView.
Materials exist that are useful for gamma scintillation, radiation shielding, neutron‐gamma pulse shape discrimination (PSD), thermal neutron detection, or high refractive index applications. While certain materials have exhibited optimal performance for each of these applications, none achieve multiple functions.
Isabelle Winardi   +13 more
wiley   +1 more source

Poly(1,3,4-oxadiazoles) via aromatic nucleophilic displacement [PDF]

open access: yes, 1992
Poly(1,3,4-oxadiazoles) (POX) are prepared by the aromatic nucleophilic displacement reaction of di(hydroxyphenyl) 1,3,4-oxadiazole monomers with activated aromatic dihalides or activated aromatic dinitro compounds. The polymerizations are carried out in
Connell, John W.   +2 more
core   +1 more source

Domain Walls and Anchoring Transitions Mimicking Nematic Biaxiality in the Oxadiazole Bent-Core Liquid Crystal C7

open access: yes, 2015
We investigate the origin of secondary disclinations that were recently described as a new evidence of a biaxial nematic phase in an oxadiazole bent-core thermotropic liquid crystal C7.
Acharya   +61 more
core   +1 more source

Organic field‐effect transistors: Materials design, device physics, and contact engineering for high‐performance flexible electronics

open access: yesInformation &Functional Materials, EarlyView.
This review bridges molecular design with device engineering to address key challenges in organic transistors. By integrating materials chemistry with contact optimization, it provides pathways toward stable, high‐performance flexible electronics. Abstract Organic field‐effect transistors are widely recognized as key enabling components for low‐cost ...
Fenglan Kuang   +10 more
wiley   +1 more source

Effect of counter-ion on packing and crystal density of 5,5′-(3,3′-bi[1,2,4-oxadiazole]-5,5′-diyl)bis(1H-tetrazol-1-olate) with five different cations

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2018
In energetic materials, the crystal density is an important parameter that affects the performance of the material. When making ionic energetic materials, the choice of counter-ion can have detrimental or beneficial effects on the packing, and therefore ...
Ian D. Giles   +4 more
doaj   +1 more source

Synthesis, Characterization, and Biologic Activity of New Acyl Hydrazides and 1,3,4-Oxadiazole Derivatives

open access: yesMolecules, 2020
Starting from isoniazid and carboxylic acids as precursors, thirteen new hydrazides and 1,3,4-oxadiazoles of 2-(4-substituted-phenoxymethyl)-benzoic acids were synthesized and characterized by appropriate means. Their biological properties were evaluated
Irina Zarafu   +12 more
doaj   +1 more source

Engineering Nano-aggregates: β-Cyclodextrin Facilitates the Thiol-Gold Nanoparticle Self-Assembly [PDF]

open access: yesJournal of Nanostructures, 2019
The structure and morphology of nonmaterial formed by colloidal synthesis represent a subject of interest as it is a factor deciding the physicochemical properties and biological applications of nanostructures.
D Badmapriya   +2 more
doaj   +1 more source

Preparation of crosslinked 1,2,4-oxadiazole polymer [PDF]

open access: yes, 1981
New crosslinked 1,2,4-oxadiazole elastomers were prepared by thermally condensing a monomer having the formula H2N(HON)C-R-Q, wherein Q is a triazine ring-forming group such as nitrile or amidine or a mixture of such group with amidoxime, or a mixture of
Kwong, H.   +2 more
core   +1 more source

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