Results 41 to 50 of about 24,571 (307)

Solid-state Composite Electrolyte LiI/3-hydroxypropionitrile/ SiO2 for Dye-sensitized Solar Cell

open access: yes, 2005
A new compound, LiI(3-hydroxypropionitrile)2, is reported here. According to its single-crystal structure (C2/c), this compound has 3-D transporting paths for iodine. Further ab initio calculation shows that the activation energy for diffusion of iodine (
Chen, Liquan   +4 more
core   +1 more source

Sulfur–Carbon Nano Fiber Composite Solid Electrolyte for All-Solid-State Li–S Batteries

open access: yes, 2020
In the present study, the formation of sulfur nano sheets on the surface of positively charged carbon nano fiber (CNF) from Na2S3 precursor was investigated, and a two-step mechanism for this reaction was proposed for the first time.
Atsunori Matsuda (2395972)   +5 more
core   +1 more source

Lowering the Interfacial Resistance in Li6.4La3Zr1.4Ta0.6O12|Poly(Ethylene Oxide) Composite Electrolytes

open access: yesCell Reports Physical Science, 2020
Summary: Ceramic-polymer electrolytes are expected to improve safety, energy density, and power of next-generation battery technologies. The realization of this type of battery is, however, hindered by the high interfacial resistance across the ceramic ...
Eveline Kuhnert   +6 more
doaj   +1 more source

Influence of Test Temperature and Test Frequency on Fatigue Life of Aluminum Alloy EN AW‐2618A

open access: yesAdvanced Engineering Materials, EarlyView.
The influence of test temperature and test frequency on the fatigue life of EN AW‐2618A is investigated. High‐cycle fatigue tests are performed at different test temperatures and frequencies on the 1000 h/230°C overaged state. Both test parameters reduce fatigue life due to time‐dependent damage mechanisms.
Ying Han   +5 more
wiley   +1 more source

Sulfide-based composite solid electrolyte films for all-solid-state batteries

open access: yesCommunications Materials
All-solid-state batteries with non-flammable solid electrolytes offer enhanced safety features, and show the potential for achieving higher energy density by using lithium metal as the anode.
Shenghao Li   +7 more
doaj   +1 more source

Constructing Enhanced Composite Solid-State Electrolytes with Sb/Nb Co-Doped LLZO and PVDF-HFP

open access: yesApplied Sciences
Composite solid-state electrolytes are viewed as promising materials for solid-state lithium-ion batteries due to their combined advantages of inorganic solid-state electrolytes and solid-state polymer electrolytes.
Jinhai Cai   +6 more
doaj   +1 more source

In Situ Micromechanical Study of Bimodal γ′–γ″ Precipitate Assemblies in Ni–Cr–Al–Nb Superalloy

open access: yesAdvanced Engineering Materials, EarlyView.
A Ni–Cr–Al–Nb superalloy with a bimodal γ′–γ″ precipitate distribution is developed. Composite precipitate assemblies form through heterogeneous nucleation, effectively impeding dislocation motion. Micropillar compression reveals high strength at room and elevated temperatures, governed by precipitate shearing, with coupled faulting mechanisms ...
Ujjval Bansal   +4 more
wiley   +1 more source

Fabrication of bifunctional membrane electrode assemblies for unitised regenerative polymer electrolyte fuel cells

open access: yes, 2006
Bifunctional membrane electrode assemblies have been fabricated using a screen printing technique, which demonstrate a repeatable and stable operation to cell current and voltages.
Pettersson, J, Harrison, DJ, Ramsey, BJ
core   +1 more source

Preparation of new composite electrolytes for solid-state lithium rechargeable batteries by compounding LiTFSI, PVDF-HFP and LLZTO

open access: yesInternational Journal of Electrochemical Science, 2020
The addition of Li7La3Zr1.4Ta0.6O12 (LLZTO) particles to polymer electrolytes can reduce the crystallinity of polymer materials, promote the migration of lithium ions, and then improve the ionic conductivity of polymer solid electrolytes.
Yuanchun Gu, Faqian Liu, Guangye Liu
doaj   +1 more source

Electrochemical Behavior of Flame‐Sprayed Sc‐Doped AlCoCrFeMo High‐Entropy Alloy Coatings in 3.5% Sodium Chloride Solution

open access: yesAdvanced Engineering Materials, EarlyView.
Scandium (Sc)‐doped AlCoCrFeMo HEA coatings are fabricated via flame spraying with 0.1, 0.3, and 0.5 wt% Sc additions. Among these, the HEA‐Sc0.3 coating exhibits the highest corrosion resistance, indicated by a more positive corrosion potential and lower current density.
Pankaj Kumar   +7 more
wiley   +1 more source

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