Results 131 to 140 of about 244,263 (341)

Copper difluorocarbene-involved catalytic gem-difluoropropargylation

open access: yesNature Communications
The use of metal for catalytic difluorocarbene transfer reactions has long been hindered by the lack of understanding of metal difluorocarbene chemistry, despite the potential implications for medicinal chemistry and advanced materials science.
Xin Zeng   +3 more
doaj   +1 more source

Siloxane‐Functionalized Silicon Phthalocyanine OTFTs: High Hole Mobility and Unexpected p‐Type Character

open access: yesAdvanced Functional Materials, EarlyView.
In this paper, the first use of a siloxane‐substituted silicon phthalocyanine (iso(Si3O)2SiPc) in OTFTs is reported. Moreover, this compound displays the highest hole mobility (exceeding 1 cm2 V−1 s−1) ever recorded for SiPc, and the GIWAXS study reveals thin films with an exceptionally uniform crystalline texture.
Nicolas Ledos   +5 more
wiley   +1 more source

Engineering p‐Orbital States via Molecular Modules in All‐Organic Electrocatalysts toward Direct Water Oxidation

open access: yesAdvanced Science
Oxygen evolution reaction (OER) is an indispensable anode reaction for sustainable hydrogen production from water electrolysis, yet overreliance on metal‐based catalysts featured with vibrant d‐electrons.
Li‐Hong Yu   +8 more
doaj   +1 more source

Fluorine in drinking water [PDF]

open access: bronze, 1943
Leo Spira, F. H. Grimbleby
openalex   +1 more source

Fluorine in the Atmosphere

open access: yes, 2006
Scientific evidence, accumulated over more than two decades of study by the international research community, has shown that human-produced halocarbons are responsible for the observed depletions of the ozone layer. Fluorine-containing chlorofluorocarbons (CFCs) and halons are sufficiently long-lived so as to reach the stratosphere where they are ...
Ricaud, Philippe, Lefèvre, Franck
openaire   +2 more sources

Curved Nanographene–Graphite Hybrid Anodes with Sequential Li+ Insertion for Fast‐Charging and Long‐Life Li‐Ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
A hybrid anode composed of Cl‐functionalized curved nanographene and graphite enables ultra‐fast charging and long cycle life through an engineered morphology and sequential Li+ insertion. It delivers 100 mAh g−1 at 5 C with 70% capacity retention after 1000 cycles and maintains stable performance over 2000 cycles in pouch cells, providing a practical ...
Hyunji Cha   +8 more
wiley   +1 more source

THE FLUORINE CONTENT OF MALT LIQUORS. [PDF]

open access: green, 1907
Alexander Woodman, H. P. Talbot
openalex   +1 more source

Multifunctional, Flexible and Interactive PVDF Fibers with Tunable Conductivity via CNT Coatings for Sensing and Smart Textile Applications

open access: yesAdvanced Functional Materials, EarlyView.
A two‐step fabrication strategy combines electrospinning with electrophoretic deposition of carbon nanotubes to produce conductive, porous PVDF fiber mats. These flexible composites serve as multifunctional sensors, capable of detecting pressure, motion, respiration, and temperature.
Michał Kopacz   +7 more
wiley   +1 more source

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