Results 21 to 30 of about 304,014 (358)

Microstructure and mechanical property in diode laser melting deposited AlSi10Mg

open access: yesJournal of Alloys and Metallurgical Systems
Laser melting deposition (LMD) has great advantages and broad development prospects in the manufacture of high-performance complex aluminum alloy components. In this paper, AlSi10Mg was deposited by 5 kW diode laser, and the effects of shielding gas flow,
Xiaoting Li, Jin Wang
doaj   +1 more source

Electrochemical Synthesis of Functionalized Graphene/Polyaniline Composite Using Two Electrode Configuration for Supercapacitors

open access: yesNanomaterials, 2023
An effective approach for the large-scale fabrication of conducting polyaniline (PANI) using in situ anodic electrochemical polymerization on nickel foam which had been coated in aryl diazonium salt (ADS)-modified graphene (ADS-G).
Dongsheng Yu   +8 more
doaj   +1 more source

Engineering Heteromaterials to Control Lithium Ion Transport Pathways. [PDF]

open access: yes, 2015
Safe and efficient operation of lithium ion batteries requires precisely directed flow of lithium ions and electrons to control the first directional volume changes in anode and cathode materials.
Dayeh, Shadi A   +3 more
core   +1 more source

Research progress in high energy density anode-free lithium metal batteries

open access: yesCailiao gongcheng
With the development of portable electronic devices and electric vehicles, the energy density of traditional lithium-ion batteries is approaching their theoretical limit.
LIANG Shuzhen   +4 more
doaj   +1 more source

Research Progress toward Room Temperature Sodium Sulfur Batteries: A Review

open access: yesMolecules, 2021
Lithium metal batteries have achieved large-scale application, but still have limitations such as poor safety performance and high cost, and limited lithium resources limit the production of lithium batteries.
Yanjie Wang   +7 more
doaj   +1 more source

????????? ??????-?????? ???????????? ?????? ?????? ????????? ????????? [PDF]

open access: yes, 2018
Department of Energy Engineering (Battery Science and Technology)Aprotic electrolyte based lithium-oxygen batteries are of considerable interest due to its ultrahigh theoretical specific energy density (1675 mAh per gram of oxygen) against the present ...
Cha, Aming
core   +3 more sources

XPS on Li-Battery-Related Compounds: Analysis of Inorganic SEI Phases and a Methodology for Charge Correction

open access: yes, 2018
Accurate identification of chemical phases associated with the electrode and solid electrolyte interphase (SEI) is critical for understanding and controlling interfacial degradation mechanisms in lithium containing battery systems.
Teeter, Glenn, Wood, Kevin N.
core   +2 more sources

Thigh burns from exploding e-cigarette lithium ion batteries:first case series [PDF]

open access: yes, 2016
E-cigarette (EC) use has risen meteorically over the last decade. The majority of these devices are powered by re-chargeable lithium ion batteries, which can represent a fire hazard if damaged, over-heated, over-charged or stored inappropriately.
A.G. Lowrie   +19 more
core   +3 more sources

Investigation of Oxygen‐Free Wetting Behavior of Aluminum on Copper via Molecular Dynamics Simulations and Experiments

open access: yesAdvanced Engineering Materials, EarlyView.
The wettability of aluminum droplets (Al) on different copper substrates (Cu), where liquid Al spreads on solid Cu surfaces to form a liquid–solid interface, is studied numerically and experimentally. The experimental and numerical results show good agreement in the fast‐spreading regime.
Shan Lyu   +8 more
wiley   +1 more source

High-energy, high-power, long-life battery [PDF]

open access: yes, 1969
High-energy-density primary battery achieves energy densities of up to 130 watt hrs./lb. The electrochemical couple consists of a lithium anode, a copper-fluoride cathode, and uses methyl formate/lithium hexafluoroarsenate for the electrolyte.
Abens, S. G.
core   +1 more source

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