Results 111 to 120 of about 769,110 (358)

Ionic Liquid‐Based Reversible Metal Electrodeposition for Adaptive Radiative Thermoregulation Under Extreme Environments

open access: yesAdvanced Functional Materials, EarlyView.
A wideband tunable electrochromic device with dynamic thermal emissivity control is demonstrated. The system enables adaptive heat regulation via electrochemically modulated silver deposition, achieving efficient cooling and heating states. The flexible design ensures mechanical robustness under bending conditions, making it promising for portable and ...
Jiawei Liang   +10 more
wiley   +1 more source

Consistent Modeling of Transport Processes and Travel Times—Coupling Soil Hydrologic Processes With StorAge Selection Functions

open access: yesWater Resources Research
Understanding the transport processes and travel times of pollutants in the subsurface is crucial for an effective management of drinking water resources. Transport processes and soil hydrologic processes are inherently linked to each other.
Robin Schwemmle, Markus Weiler
doaj   +1 more source

(1R,3R,3aS,8aR)-4-Oxo-3-phenyl-1-[(1R)-1-phenylethyl]decahydrocyclohepta[b]pyrrol-1-ium bromide

open access: yesActa Crystallographica Section E, 2012
The title chiral compound, C23H28NO+·Br−, was obtained from an optically active aminoethanol precursor. The pyrrolidine heterocycle has an envelope conformation, with the C atom α-positioned with respect to the keto group ...
Victor B. Rybakov   +4 more
doaj   +1 more source

Unique Performance Considerations for Printable Organic Semiconductor and Perovskite Radiation Detectors: Toward Consensus on Best Practice Evaluation

open access: yesAdvanced Functional Materials, EarlyView.
A lack of standard approaches for testing and reporting the performance of metal halide perovskites and organic semiconductor radiation detectors has resulted in inconsistent interpretation of performance parameters, impeding progress in the field. This Perspective recommends key metrics and experimental details, which are suggested for reporting in ...
Jessie A. Posar   +8 more
wiley   +1 more source

2-Methylpiperidinium bromide

open access: yesActa Crystallographica Section E, 2012
In the title organic–inorganic hybrid salt, C6H14N+·Br−, N—H...Br hydrogen bonds link the cations and anions, forming extended hydrogen-bonded chains along the c axis.
Qian Xu
doaj   +1 more source

Design, evaluation and recommedation effort relating to the modification of a residential 3-ton absorption cycle cooling unit for operation with solar energy [PDF]

open access: yes
The possible use of solar energy powered absorption units to provide cooling and heating of residential buildings is studied. Both, the ammonia-water and the water-lithium bromide cycles, are considered. It is shown that the air cooled ammonia water unit
Anderson, P. P., Merrick, R. H.
core   +1 more source

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

Risks to human and animal health from the presence of bromide in food and feed

open access: yesEFSA Journal
The European Commission mandated EFSA to assess the toxicity of bromide, the existing maximum residue levels (MRLs), and possible transfer from feed into food of animal origin.
EFSA Scientific Committee   +34 more
doaj   +1 more source

1,4-Bis[4-(methoxycarbonyl)benzyl]-1H-1,2,4-triazol-4-ium bromide

open access: yesActa Crystallographica Section E, 2012
In the title salt, C20H20N3O4+·Br−, the dihedral angle between the benzene rings is 8.69 (16)°, and those between the benzene rings and the triazole ring are 69.98 (18) and 72.17 (18)&#176 ...
Wen-Jiao Guo   +4 more
doaj   +1 more source

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