Results 151 to 160 of about 898,843 (425)

NanoMOF‐Based Multilevel Anti‐Counterfeiting by a Combination of Visible and Invisible Photoluminescence and Conductivity

open access: yesAdvanced Functional Materials, EarlyView.
This study presents novel anti‐counterfeiting tags with multilevel security features that utilize additional disguise features. They combine luminescent nanosized Ln‐MOFs with conductive polymers to multifunctional mixed‐matrix membranes and powder composites. The materials exhibit visible/NIR emission and matrix‐based conductivity even as black bodies.
Moritz Maxeiner   +9 more
wiley   +1 more source

Hydraulic Parameters Sensitivity Analysis of Porous Media at Inverse Solution of Bromide Transport

open access: yesعلوم آب و خاک, 2019
Simulation of water and salt transfer in soil is very effective in managing optimal water and fertilizer use in the field. In this study, the HYDRUS-1D model was used to simulate the transfer of water and bromide in a laboratory column of soil with clay ...
F. Ansari samani   +3 more
doaj  

Chemical Terms in History: Polysemy and Meaning Transfers

open access: yesSubstantia
The vocabulary of the chemical sciences consists in part of words and phrases many of which are of a technical nature while others are derived from or related to everyday language.
Helge Kragh
doaj   +1 more source

Dibromido(2,3,9,10-tetramethyl-1,4,8,11-tetraazacyclotetradeca-1,3,8,10-tetraene)cobalt(III) bromide

open access: yesActa Crystallographica Section E, 2009
In the title compound, [CoBr2(C14H24N4)]·Br, the CoIII ion is located on an inversion centre and possesses a distorted octahedral coordination geometry in which four nitrogen donors of the ligand molecule are in the equatorial plane and two Br ...
Hoda El-Ghamry   +4 more
doaj   +1 more source

Integration of Perovskite/Low‐Dimensional Material Heterostructures for Optoelectronics and Artificial Visual Systems

open access: yesAdvanced Functional Materials, EarlyView.
Heterojunctions combining halide perovskites with low‐dimensional materials enhance optoelectronic devices by enabling precise charge control and improving efficiency, stability, and speed. These synergies advance flexible electronics, wearable sensors, and neuromorphic computing, mimicking biological vision for real‐time image analysis and intelligent
Yu‐Jin Du   +11 more
wiley   +1 more source

[Tris(3,5-diphenylpyrazolyl)hydroborato]nickel(II) bromide

open access: yesActa Crystallographica Section E, 2009
In the title tris(pyrazolyl)borate (TpPh2) complex, [NiBr(C45H34BN6)], the Ni, Br and B atoms lie on a crystallographic threefold axis and a distorted NiN3Br tetrahedral geometry arises for the metal ion.
David J. Harding   +2 more
doaj   +1 more source

Tunable Thermoshrinkable Hydrogels for 4D Fabrication of Cell‐Seeded Channels

open access: yesAdvanced Functional Materials, EarlyView.
A thermoresponsive polymer with methacrylate groups for photo‐cross‐linking, based on polyethylene glycol, N‐isopropylacrylamide, and 2‐hydroxyethyl acrylate is synthetized to yield hydrogels that shrink upon temperature increase. The new polymer enables the fabrication of cell‐laden perfusable channels with diameters below 200 µm by combining ...
Greta Di Marco   +12 more
wiley   +1 more source

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