Results 161 to 170 of about 314,270 (307)

Lattice softening and diffusive dynamics in the polar metal LiReO<sub>3</sub>. [PDF]

open access: yesSci Adv
Murayama K   +21 more
europepmc   +1 more source

Syndiotactic Polystyrene Clathrates with Polar Guest Molecules

open access: yes, 2007
Stable syndiotactic polystyrene (s-PS) co-crystals with highly polar guests have been prepared by sorption in delta or in co-crystalline phases of molecules dissolved in suitable solvent carriers.
DANIEL, Christophe   +3 more
core  

Enhancing Strength and Electrical Conductivity in Al–Zr–Sc Conductor Alloys Through Sn and Sr Microalloying and Two‐Step Aging Treatment

open access: yesAdvanced Engineering Materials, EarlyView.
Trace additions of Sn and Sr combined with a two‐step aging treatment are shown to enhance the microstructure and performance of Al–Zr–Sc conductor alloys. Strength and electrical conductivity increase concurrently through accelerated precipitation of fine Al3(Sc, Zr) precipitates and improved dislocation resistance, offering a cost‐effective pathway ...
Quan Shao   +3 more
wiley   +1 more source

Induced Polarization of Carbon Materials

open access: yes, 2014
Carbon materials exhibit more or less electronic conductivity and as a consequence strong polarization effects when they are mixed with other less conductive materials, e.g. in supercapacitors or as biochar in soil. Results on the influence of chemical composition, particle size and other physical and chemical properties of such mixtures on induced ...
Haegel, Franz-Hubert   +6 more
openaire   +1 more source

Thermodynamic Pathways of Nonequilibrium Solidification in Wire‐Arc Additive Manufacturing Fe‐Based Multicomponent Alloy Structures

open access: yesAdvanced Engineering Materials, EarlyView.
Geometry‐driven thermal behavior in wire‐arc additive manufacturing (WAAM) influences microstructural evolution during nonequilibrium solidification of a chemically complex Fe–Cr–Nb–W–Mo–C nanocomposite system. By comparing different deposits configurations, distinct entropy–cooling rate correlations, segregation, and carbide evolution are revealed ...
Blanca Palacios   +5 more
wiley   +1 more source

Tailored Hierarchical Porous Copper Architectures via Three Dimensional Printing and Pressure‐less Sintering for Next‐Generation Lithium‐Metal Batteries

open access: yesAdvanced Engineering Materials, EarlyView.
A hierarchical porous copper current collector is fabricated via three‐dimensional printing combined with pressureless sintering to stabilize lithium metal anodes. The interconnected architecture lowers local current density, guides uniform Li deposition within pores, and suppresses dendrite growth.
Alok Kumar Mishra, Mukul Shukla
wiley   +1 more source

Inch-sized achiral perovskite ferroelectric single crystals for multiaxial passive circularly polarized light response. [PDF]

open access: yesChem Sci
Wang Y   +12 more
europepmc   +1 more source

Polar libraries Colloquy 2018. Proceedings. Developing polar networks : Ideas & possibilities for the future

open access: yes, 2018
Alaska’s geographic location places it at the forefront of research activity and information gathering about the Arctic and the changing environment of the Polar Regions.
Carle, Daria O., Rollins, Stephen J.
core  

Thermomechanical Fatigue and Creep–Fatigue Interaction of Inconel 718 Additively Manufactured by Laser Beam Powder Bed Fusion

open access: yesAdvanced Engineering Materials, EarlyView.
Thermomechanical fatigue tests of laser beam powder bed fusion (PBF‐LB) Inconel 718 show that the additively manufactured material reaches almost the lifetimes of conventionally‐rolled material under no‐dwell conditions. Introducing dwell times at the maximum temperature markedly reduces the lifetimes due to pronounced grain boundary sliding associated
Stefan Guth   +6 more
wiley   +1 more source

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