Results 121 to 130 of about 25,451 (309)

Fiber‐Format Flexible Linear Electrostatic Motors

open access: yesAdvanced Materials, EarlyView.
A flexible coaxial fibre‐format electrostatic motor enables backdrivable and reversible linear actuation with high force density and functionality under bending, offering a scalable actuation platform for soft and wearable robotics. ABSTRACT Linear motion is fundamental to robotics, yet existing solutions are either rigid electromagnetic motors or ...
Sylvain Schaller, Herbert Shea
wiley   +1 more source

Effects of lux containing fluorides on TIG welding process

open access: yes, 2007
International audienceThe mechanisms of the inorganic powders, named activating flux and used in ATIG welding process, are not well identified. Oxides and fluorides usually compose activating fluxes.
Leconte, S.   +4 more
core   +1 more source

Fluoride Content in Instant Milk Formulas available in the Czech Republic

open access: yesČeská Stomatologie a Praktické Zubní Lékařství, 2008
The aim of the study was to estimate the contribution of instant milk formulas (IMFs) manufactured by Nutricia, Nestlé and Hero available at local food market to the fluoride intake of infants in the Czech Republic.
E. Oganessian   +4 more
doaj  

Descriptor‐Informed Screening of Interface‐Active Molecules for Efficient Magnesium Metal Anodes

open access: yesAdvanced Materials, EarlyView.
A descriptor‐informed molecular screening strategy identifies 4‐bromo‐N, N‐dimethylaniline (BrNNA) as an interface‐active electrolyte component that enables fast Mg stripping/plating in Mg(TFSI)2‐based electrolytes. By simultaneously regulating Mg2+ solvation and interphase formation, the BrNNA‐containing electrolyte delivers activation‐free Mg ...
Hao Xu   +16 more
wiley   +1 more source

Organoaluminum fluorides

open access: yes, 2003
In this review we introduce a survey of organoaluminum fluorides with some examples of other related aluminum-fluorine compounds. A systematic overview of currently available synthetic methods for the preparation of organoaluminum fluorides is presented ...
Pinkas, J., Roesky, H. W.
core   +1 more source

Polymorphisms in M2+AlF5(H2O)7 (M2+ = Fe2+, Co2+, or Ni2+): Syntheses, Crystal Structures, and Characterization of New Mixed Metal Fluoride Hydrates

open access: yesCrystals
Three new mixed metal fluoride hydrates, M2+AlF5(H2O)7 (M2+ = Fe2+, Co2+, or Ni2+), were synthesized and characterized. The crystals of M2+AlF5(H2O)7 were obtained using a hydrothermal method with a CF3COOH aqueous solution.
Jun Min Seo   +5 more
doaj   +1 more source

Directional Confinement Governed Ion Transport for Efficient Actuation

open access: yesAdvanced Materials, EarlyView.
Structural anisotropy provides an effective means to regulate ion transport in polymer electrolytes. Directionally aligned channels formed by freeze‐drying provide continuous pathways for ion migration, enhancing ion mobility and simultaneously improving the strain and blocking force of ionic actuators.
Yufei Zhang   +8 more
wiley   +1 more source

F-19 Nmr Chemical-Shifts in Substituted Benzotrifluorides and Benzal Fluorides

open access: yes, 1980
F substituent chemical shifts (scs) for a series of meta and para benzotrifluorides (p-trifluoromethyl-benzenes) are reported and are found to follow the reverse SCS trend previously noted for benzyl fluorides (fluoromethylbenzenes), i.e.
RTC Brownlee   +3 more
core   +1 more source

Turning Nd‐Fe‐B Swarf Into High‐Value Bulk Feedstocks via Sustainable Hydrogen Plasma: From Rare‐Earth Oxides to Metals and Hydrides

open access: yesAdvanced Materials, EarlyView.
Oxidized Nd‐Fe‐B magnet swarf is transformed into valuable bulk feedstock through a single‐step hydrogen plasma process. The reaction converts complex rare‐earth‐containing waste into separated metallic, oxide, and hydride fractions without acid leaching.
Naritai Chimed   +9 more
wiley   +1 more source

Enantioselective Synthesis of Alkyl Fluorides via Biocatalytic Reduction [PDF]

open access: yes
Here we report the first biocatalytic asymmetric synthesis of alkyl fluorides via reduction of α-fluoroenones and α-fluoroenoates using ene reductase enzymes.
Yu, Wang   +11 more
core   +2 more sources

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