Results 41 to 50 of about 2,869,731 (172)

Methane to Liquid Fuels over Metal Loaded HZSM-5 Catalyst [PDF]

open access: yes, 2011
ZSM-5 zeolite is an acidic catalyst that is highly potential for the conversion of natural gas to liquid fuels. One of the variables that controls the acidity of the ZSM-5 is its Si/Al ratio.
Anggoro, Didi Dwi   +1 more
core   +1 more source

Progress in preparation and application for alkali metal ion battery anodes of dealloyed nanomaterials

open access: yes工程科学学报
SONY achieved the commercialization of lithium-ion batteries (LIBs) in 1991. Compared with traditional lead-acid and nickel-cadmium secondary batteries, the novel energy storage device offers the advantages of no memory effect, longer cycle life, and ...
Dujiang LU   +3 more
doaj   +1 more source

Lithium Borate/Boric Acid Optimized Multifunctional Binder Facilitates Silicon Anodes With Enhanced Initial Coulombic Efficiency, Structural Strength, and Cycling Stability

open access: yesBattery Energy, Volume 4, Issue 2, March 2025.
This research introduces a novel organic‐inorganic binder: sodium alginate‐lithium borate‐boric acid (Alg‐LBO‐BA), whose three‐dimensional network effectively buffers the volumetric changes of Si, maintaining overall stability. Additionally, LBO serves as a prelithiation agent, compensating for irreversible lithium consumption during SEI formation ...
Xiang Wang   +12 more
wiley   +1 more source

Infinite Functional Versatility, Formidable Limits: Evaluating Gallium‐Based Liquid Metals in Rechargeable Batteries

open access: yesCarbon Energy, EarlyView.
Beyond the hype surrounding the self‐healing properties of gallium‐based liquid metals (Ga‐LMs), this perspective critically examines their functional roles in metal‐ion batteries, highlighting both their underlying merits and the often‐overlooked challenges, including non‐representative design and testing configurations, performance overestimations ...
Turly P. P. Sumanasekara   +7 more
wiley   +1 more source

Liquid-Metal-Printed Ultrathin Oxides for Atomically Smooth 2D Material Heterostructures

open access: yes, 2023
Two-dimensional (2D) semiconductors are promising channel materials for continued downscaling of complementary metal-oxide-semiconductor (CMOS) logic circuits.
Ding Huang (323708)   +18 more
core   +1 more source

One‐Step Synthesis of Si–Graphene Heterostructures via in‐Flight Gas‐Phase Mixing for High‐Capacity Silicon‐Rich Anodes

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
A one‐step gas‐phase synthesis directly assembles amorphous Si nanoparticles with few‐layer graphene heterostructures via in‐flight mixing. Compositions with only 15 wt.% FLG deliver ~2800 mAh g−1 (Si + FLG) at 0.05 C and retain ~1400 mAh g−1 after 100 cycles at a high cycling rate of 1 C, enabled by a percolated, strain‐buffering graphene network that
Muhammad Ali   +5 more
wiley   +1 more source

In situ observation of liquid metal dealloying and etching of porous FeCr by X-ray tomography and X-ray diffraction

open access: yes, 2021
International audienceA liquid metal dealloying mechanism is investigated in situ using X-ray tomography and X-ray diffraction. While immersing a FeCrNi precursor alloy in a molten Mg bath, a selective dissolution of Ni atoms into the Mg bath occurs ...
Maire, Eric   +9 more
core   +1 more source

Micro/nano-scale surface thermal functional structure and its dealloying based in-situ processing technology

open access: yesJournal of Hebei University of Science and Technology, 2015
Surface thermal functional structures are widely used in energy conversion and transmission applications, which is an important research focus in the field of machinery and engineering thermal physics.
Biao TANG   +3 more
doaj   +1 more source

Nickel‐Catalyzed LiF‐Rich Interface for Silicon Anodes

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Modulating the decomposition of F‐containing species in the electrolyte to form LiF‐rich SEI has been proven to be an effective strategy for interface optimization. Herein, through nickel‐catalyzed pyrolysis of carbon precursors on silicon, graphene‐like carbon was formed to construct three‐dimensional conductive networks.
Haoqi Li   +13 more
wiley   +1 more source

The effect of AC magnetic fields on liquid-metal free surfaces in industrialMHD. [PDF]

open access: yes, 2009
In this thesis we investigate free-surface instabilities which occur in various industrial processes involving liquid metal. Specifically, we examine a number of simple problems with a view to developing a plausible theoretical description based on MHD ...
Spragg, Kirk John
core  

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