Results 121 to 130 of about 66,822 (374)

Halogen adsorption and reaction with Bi$_2$(Se,Te)$_3$ and Bi/Bi$_2$(Se,Te)$_3$ [PDF]

open access: yesarXiv, 2018
Bi$_2$Se$_3$ and Bi$_2$Te$_3$, and these same surfaces covered with Bi films, are exposed to Br$_2$ and Cl$_2$ in ultra-high vacuum. Low energy electron diffraction (LEED) and low energy ion scattering (LEIS) are used to investigate the surface composition before and after halogen exposure.
arxiv  

Thermal Processing Creates Water‐Stable PEDOT:PSS Films for Bioelectronics

open access: yesAdvanced Materials, Volume 37, Issue 13, April 2, 2025.
Instead of using chemical cross–linkers, it is shown that PEDOT:PSS thin films for bioelectronics become water‐stable after a simple heat treatment. The heat treatment is compatible with a range of rigid and elastomeric substrates and films are stable in vivo for >20 days.
Siddharth Doshi   +16 more
wiley   +1 more source

Facile Synthesis of Pd Nanocubes with Assistant of Iodide and Investigation of Their Electrocatalytic Performances Towards Formic Acid Oxidation

open access: yesNanomaterials, 2019
This article presents a facile, one-pot method using the aqueous phase for the synthesis of high-quality Pd nanocubes. In this study, Pd chloride was used as the precursor, sodium iodide as capping agent, and poly(vinylpyrrolidone) as surfactant and ...
Xuan Liu   +7 more
doaj   +1 more source

Outline of CHN Elementary and CN Environmental Analysis [PDF]

open access: yes, 2004
Wydrukowano z dostarczonych Wydawnictwu UŁ gotowych materiałówA review on the CHN analysis of organic compounds and the CN environmental analysis is described.
Kudzin, Zbigniew H., Waśkowski, Bogdan
core  

1.4% External Quantum Efficiency 988 nm Light Emitting Diode Based on Tin‐Lead Halide Perovskite

open access: yesAdvanced Materials, EarlyView.
The tin‐lead based halide perovskite film with the 3‐AMP passivate exhibits a significantly longer carrier lifetime of over 1 µs compared to the neat films (0.43 µs). The optimized tin‐lead halide perovskite LEDs show a single emission peak at 988 nm and an external quantum efficiency (EQE) of ≈1.4%.
Jiale Chen   +8 more
wiley   +1 more source

Halogens and the chemistry of the free troposphere [PDF]

open access: yesAtmospheric Chemistry and Physics, 2005
The role of halogens in both the marine boundary layer and the stratosphere has long been recognized, while their role in the free troposphere is often not considered in global chemical models.
D. J. Lary, D. J. Lary
doaj  

Iodine‐Doped Sodium Vanadate Cathode for Improved Zn Ion Diffusion Kinetics

open access: yesAdvanced Materials, EarlyView.
An iodine‐doping strategy is developed to modify the Na2V6O16·3H2O cathode for aqueous zinc‐ion batteries, effectively reducing the electrostatic interaction between zinc ions and the host structure. This modification enables faster diffusion and higher storage capacity of zinc ions. Abstract The electrostatic interaction between zinc ions and the host
Xinyue Hu   +13 more
wiley   +1 more source

Challenges and Opportunities for Rechargeable Aqueous Sn Metal Batteries

open access: yesAdvanced Materials, EarlyView.
Rechargeable aqueous batteries with metal anodes promise enhanced energy density, combining higher output voltage and capacity with high safety. This perspective highlights the emerging potential of the Sn metal anode, emphasizing its resistance to hydrogen evolution, high reversibility, and sustainability.
Haozhe Zhang   +3 more
wiley   +1 more source

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