Results 81 to 90 of about 43,569 (363)

Spin exchange dominated by charge fluctuations of the Wigner lattice in the newly synthesized chain cuprate Na5Cu3O6 [PDF]

open access: yesPhys. Rev. B 84, 035113 (2011), 2011
Na5Cu3O6, a new member of one dimensional charge ordered chain cuprates, was synthesized via the azide/nitrate route by reacting NaN3, NaNO3 and CuO. According to single crystal X-ray analysis, one dimensional CuO2 chains built up from planar, edge-sharing CuO4 squares are a dominant feature of the crystal structure.
arxiv   +1 more source

Temperature‐Enhanced Supramolecular Polymer Adhesion Provided by Concurrent Utilization of Calix[4]Pyrrole and Crown Ether Molecular Recognition

open access: yesAdvanced Functional Materials, EarlyView.
Simultaneous utilization of calix[4]pyrrole‐ and crown ether‐based molecular recognition allows the construction of a high molecular weight alternating supramolecular polymer. This heat processible polymer can be used as a durable and reusable adhesive on glass and steel with temperature‐enhanced adhesion strength without the need for a solvent ...
Deniz Memis, Abdullah Aydogan
wiley   +1 more source

Butyl 2-[(azidocarbonyl)amino]benzoate

open access: yesIUCrData, 2016
The title compound, C12H14N4O3, is planar with an r.m.s deviation of 0.025 Å from the plane through all 19 non-hydrogen atoms. An intramolecular N—H...O interaction closes an S(6) ring.
Hasna Yassine   +4 more
doaj   +1 more source

High‐Throughput Microfluidic‐Mediated Assembly of Layer‐By‐Layer Nanoparticles

open access: yesAdvanced Functional Materials, EarlyView.
The layer‐by‐layer (LbL) assembly of polymer films on nanoparticle (NP) surfaces is a promising technique for targeted drug delivery. Despite its success in preclinical mouse models, a current good manufacturing practices (cGMP) compliant, clinical‐scale production method has been lacking.
Ivan S. Pires   +4 more
wiley   +1 more source

Crystal structure of (E)-1,3-dimethyl-2-[3-(3-nitrophenyl)triaz-2-en-1-ylidene]-2,3-dihydro-1H-imidazole

open access: yesActa Crystallographica Section E, 2014
The title compound, C11H12N6O2, a π-conjugated triazene, crystallized with two independent molecules (A and B) in the asymmetric unit. Both molecules have an E conformation about the –N=N– bond and have slightly twisted overall conformations. In molecule
Siddappa Patil, Alejandro Bugarin
doaj   +1 more source

Pentagonal Monolayer Crystals of Carbon, Boron Nitride, and Silver Azide [PDF]

open access: yes, 2015
In this study we present a theoretical investigation of structural, electronic and mechanical properties of pentagonal monolayers of carbon (p-graphene), boron nitride (p-B$_{2}$N$_{4}$ and p-B$_{4}$N$_{2}$) and silver azide (p-AgN$_{3}$) by performing state-of-the-art first principles calculations.
arxiv   +1 more source

ZrCl4-catalyzed C-O bond to C-N bond formation: synthesis of 1,2,3-triazoles and their biological evaluation [PDF]

open access: yes, 2014
A simple and efficient protocol was developed for the synthesis of aryl azides directly from aryl carbinols using ZrCl4as a Lewis acid catalyst. The azides were converted to novel triazoles under click reaction conditions, which were evaluated for their ...
Buddana, S   +5 more
core   +1 more source

Reservoir‐Type Subcutaneous Implantable Devices Containing Porous Rate Controlling Membranes for Sustained Delivery of Risperidone

open access: yesAdvanced Healthcare Materials, EarlyView.
This study presents a novel implantable drug delivery systemwith a biodegradable poly(caprolactone) membrane and compressed drug core forsustained release. These implantable devices deliver risperidone in vitro for 170 days and in vivo for 49 days in rats, showing promise for chronic conditions like schizophrenia.
Linlin Li   +9 more
wiley   +1 more source

Screen-printed Microsensors Using Polyoctyl-thiophene (POT) Conducting Polymer As Solid Transducer for Ultratrace Determination of Azides

open access: yesMolecules, 2019
Two novel all-solid-state potentiometric sensors for the determination of azide ion are prepared and described here for the first time. The sensors are based on the use of iron II-phthalocyanine (Fe-PC) neutral carrier complex and nitron-azide ion-pair ...
Ahmed Galal Eldin   +3 more
doaj   +1 more source

DNA-coated Functional Oil Droplets [PDF]

open access: yes, 2017
Many industrial soft materials often include oil-in-water (O/W) emulsions at the core of their formulations. By using tuneable interface stabilizing agents, such emulsions can self-assemble into complex structures. DNA has been used for decades as a thermoresponsive highly specific binding agent between hard and, recently, soft colloids.
arxiv   +1 more source

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